diff --git a/configure.ac b/configure.ac index b3b77ee687..c6b563449f 100644 --- a/configure.ac +++ b/configure.ac @@ -1,1847 +1,1857 @@ dnl dnl autoconf for Pacemaker dnl dnl Copyright 2009-2019 the Pacemaker project contributors dnl dnl The version control history for this file may have further details. dnl dnl This source code is licensed under the GNU General Public License version 2 dnl or later (GPLv2+) WITHOUT ANY WARRANTY. dnl =============================================== dnl Bootstrap dnl =============================================== AC_PREREQ(2.64) AC_CONFIG_MACRO_DIR([m4]) AC_DEFUN([AC_DATAROOTDIR_CHECKED]) dnl Suggested structure: dnl information on the package dnl checks for programs dnl checks for libraries dnl checks for header files dnl checks for types dnl checks for structures dnl checks for compiler characteristics dnl checks for library functions dnl checks for system services m4_include([version.m4]) AC_INIT([pacemaker], VERSION_NUMBER, [users@clusterlabs.org], [pacemaker], PCMK_URL) PCMK_FEATURES="" AC_CONFIG_AUX_DIR(.) AC_CANONICAL_HOST dnl Where #defines go (e.g. `AC_CHECK_HEADERS' below) dnl dnl Internal header: include/config.h dnl - Contains ALL defines dnl - include/config.h.in is generated automatically by autoheader dnl - NOT to be included in any header files except crm_internal.h dnl (which is also not to be included in any other header files) dnl dnl External header: include/crm_config.h dnl - Contains a subset of defines checked here dnl - Manually edit include/crm_config.h.in to have configure include dnl new defines dnl - Should not include HAVE_* defines dnl - Safe to include anywhere AC_CONFIG_HEADERS([include/config.h include/crm_config.h]) AC_ARG_WITH(version, [ --with-version=version Override package version (if you are a packager needing to pretend) ], [ PACKAGE_VERSION="$withval" ]) AC_ARG_WITH(pkg-name, [ --with-pkg-name=name Override package name (if you are a packager needing to pretend) ], [ PACKAGE_NAME="$withval" ]) dnl 1.11: minimum automake version required dnl foreign: don't require GNU-standard top-level files dnl silent-rules: allow "--enable-silent-rules" (no-op in 1.13+) dnl subdir-objects: keep .o's with their .c's (no-op in 2.0+) AM_INIT_AUTOMAKE([1.11 foreign silent-rules subdir-objects]) dnl Example 2.4. Silent Custom Rule to Generate a File dnl %-bar.pc: %.pc dnl $(AM_V_GEN)$(LN_S) $(notdir $^) $@ AC_DEFINE_UNQUOTED(PACEMAKER_VERSION, "$PACKAGE_VERSION", [Current pacemaker version]) dnl Versioned attributes implementation is not yet production-ready AC_DEFINE_UNQUOTED(ENABLE_VERSIONED_ATTRS, 0, [Enable versioned attributes]) PACKAGE_SERIES=`echo $PACKAGE_VERSION | awk -F. '{ print $1"."$2 }'` AC_SUBST(PACKAGE_SERIES) AC_SUBST(PACKAGE_VERSION) CC_IN_CONFIGURE=yes export CC_IN_CONFIGURE LDD=ldd dnl ======================================================================== dnl Compiler characteristics dnl ======================================================================== AC_PROG_CC dnl Can force other with environment variable "CC". AC_PROG_CC_STDC AC_PROG_CXX dnl C++ is not needed for build, just maintainer utilities gl_EARLY gl_INIT LT_INIT([dlopen]) LTDL_INIT([convenience]) AC_TYPE_SIZE_T AC_CHECK_SIZEOF(char) AC_CHECK_SIZEOF(short) AC_CHECK_SIZEOF(int) AC_CHECK_SIZEOF(long) AC_CHECK_SIZEOF(long long) dnl =============================================== dnl Helpers dnl =============================================== cc_supports_flag() { local CFLAGS="-Werror $@" AC_MSG_CHECKING(whether $CC supports "$@") AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ ]], [[ ]])], [RC=0; AC_MSG_RESULT(yes)], [RC=1; AC_MSG_RESULT(no)]) return $RC } # Some tests need to use their own CFLAGS cc_temp_flags() { ac_save_CFLAGS="$CFLAGS" CFLAGS="$*" } cc_restore_flags() { CFLAGS=$ac_save_CFLAGS } dnl =============================================== dnl Configure Options dnl =============================================== dnl Some systems, like Solaris require a custom package name AC_ARG_WITH(pkgname, [ --with-pkgname=name name for pkg (typically for Solaris) ], [ PKGNAME="$withval" ], [ PKGNAME="LXHAhb" ], ) AC_SUBST(PKGNAME) AC_ARG_ENABLE([ansi], [ --enable-ansi Force GCC to compile to ANSI standard for older compilers. @<:@no@:>@]) AC_ARG_ENABLE([fatal-warnings], [ --enable-fatal-warnings Enable pedantic and fatal warnings for gcc @<:@yes@:>@]) AC_ARG_ENABLE([quiet], [ --enable-quiet Suppress make output unless there is an error @<:@no@:>@]) AC_ARG_ENABLE([no-stack], [ --enable-no-stack Build only the scheduler and its requirements @<:@no@:>@]) AC_ARG_ENABLE([upstart], [ --enable-upstart Enable support for managing resources via Upstart @<:@try@:>@ ], [], [enable_upstart=try], ) AC_ARG_ENABLE([systemd], [ --enable-systemd Enable support for managing resources via systemd @<:@try@:>@], [], [enable_systemd=try], ) AC_ARG_ENABLE(hardening, [ --enable-hardening Harden the resulting executables/libraries @<:@try@:>@], [ HARDENING="${enableval}" ], [ HARDENING=try ], ) # By default, we add symlinks at the pre-2.0.0 daemon name locations, so that: # (1) tools that directly invoke those names for metadata etc. will still work # (2) this installation can be used in a bundle container image used with # cluster hosts running Pacemaker 1.1.17+ # If you know your target systems will not have any need for it, you can # disable this option. Once the above use cases are no longer in wide use, we # can disable this option by default, and once we no longer want to support # them at all, we can drop the option altogether. AC_ARG_ENABLE(legacy-links, [ --enable-legacy-links Add symlinks for old daemon names @<:@yes@:>@], [ LEGACY_LINKS="${enableval}" ], [ LEGACY_LINKS=yes ], ) AM_CONDITIONAL(BUILD_LEGACY_LINKS, test "x${LEGACY_LINKS}" = "xyes") AC_ARG_ENABLE(hash-affected-tests, [ --disable-hash-affected-tests Skip hash-sensitive scheduler tests (try ~ autodetect)], [ HASH_AFFECTED="${enableval}" ], [ HASH_AFFECTED=yes ], ) AC_ARG_WITH(corosync, [ --with-corosync Support the Corosync messaging and membership layer ], [ SUPPORT_CS=$withval ], [ SUPPORT_CS=try ], ) AC_ARG_WITH(nagios, [ --with-nagios Support nagios remote monitoring ], [ SUPPORT_NAGIOS=$withval ], [ SUPPORT_NAGIOS=try ], ) AC_ARG_WITH(nagios-plugin-dir, [ --with-nagios-plugin-dir=DIR Directory for nagios plugins @<:@LIBEXECDIR/nagios/plugins@:>@], [ NAGIOS_PLUGIN_DIR="$withval" ] ) AC_ARG_WITH(nagios-metadata-dir, [ --with-nagios-metadata-dir=DIR Directory for nagios plugins metadata @<:@DATADIR/nagios/plugins-metadata@:>@], [ NAGIOS_METADATA_DIR="$withval" ] ) AC_ARG_WITH(acl, [ --with-acl Support CIB ACL ], [ SUPPORT_ACL=$withval ], [ SUPPORT_ACL=yes ], ) AC_ARG_WITH(cibsecrets, [ --with-cibsecrets Support separate file for CIB secrets ], [ SUPPORT_CIBSECRETS=$withval ], [ SUPPORT_CIBSECRETS=no ], ) PCMK_GNUTLS_PRIORITIES="NORMAL" AC_ARG_WITH(gnutls-priorities, [ --with-gnutls-priorities GnuTLS cipher priorities @<:@NORMAL@:>@ ], [ test x"$withval" = x"no" || PCMK_GNUTLS_PRIORITIES="$withval" ]) INITDIR="" AC_ARG_WITH(initdir, [ --with-initdir=DIR Directory for init (rc) scripts], [ INITDIR="$withval" ]) SUPPORT_PROFILING=0 AC_ARG_WITH(profiling, [ --with-profiling Disable optimizations for effective profiling ], [ SUPPORT_PROFILING=$withval ]) AC_ARG_WITH(coverage, [ --with-coverage Disable optimizations for effective profiling ], [ SUPPORT_COVERAGE=$withval ]) PUBLICAN_BRAND="common" AC_ARG_WITH(brand, [ --with-brand=brand Brand to use for generated documentation (set empty for no docs) @<:@common@:>@], [ test x"$withval" = x"no" || PUBLICAN_BRAND="$withval" ]) AC_SUBST(PUBLICAN_BRAND) +BUG_URL="" +AC_ARG_WITH(bug-url, + [ --with-bug-url=DIR Address where users should submit bug reports @<:@https://bugs.clusterlabs.org/enter_bug.cgi?product=Pacemaker@:>@], + [ BUG_URL="$withval" ] +) + CONFIGDIR="" AC_ARG_WITH(configdir, [ --with-configdir=DIR Directory for Pacemaker configuration file @<:@SYSCONFDIR/sysconfig@:>@], [ CONFIGDIR="$withval" ] ) CRM_LOG_DIR="" AC_ARG_WITH(logdir, [ --with-logdir=DIR Directory for Pacemaker log file @<:@LOCALSTATEDIR/log/pacemaker@:>@ ], [ CRM_LOG_DIR="$withval" ] ) CRM_BUNDLE_DIR="" AC_ARG_WITH(bundledir, [ --with-bundledir=DIR Directory for Pacemaker bundle logs @<:@LOCALSTATEDIR/log/pacemaker/bundles@:>@ ], [ CRM_BUNDLE_DIR="$withval" ] ) dnl =============================================== dnl General Processing dnl =============================================== AC_PROG_LN_S AC_PROG_MKDIR_P if cc_supports_flag -Werror; then WERROR="-Werror" else WERROR="" fi # Normalize enable_fatal_warnings (defaulting to yes, when compiler supports it) if test "x${enable_fatal_warnings}" != "xno" ; then if test "$GCC" = "yes" && test "x${WERROR}" != "x" ; then enable_fatal_warnings=yes else AC_MSG_NOTICE(Compiler does not support fatal warnings) enable_fatal_warnings=no fi fi INIT_EXT="" echo Our Host OS: $host_os/$host AC_MSG_NOTICE(Sanitizing prefix: ${prefix}) case $prefix in NONE) prefix=/usr dnl Fix default variables - "prefix" variable if not specified if test "$localstatedir" = "\${prefix}/var"; then localstatedir="/var" fi if test "$sysconfdir" = "\${prefix}/etc"; then sysconfdir="/etc" fi ;; esac AC_MSG_NOTICE(Sanitizing exec_prefix: ${exec_prefix}) case $exec_prefix in prefix|NONE) exec_prefix=$prefix ;; esac AC_MSG_NOTICE(Sanitizing INITDIR: ${INITDIR}) case $INITDIR in prefix) INITDIR=$prefix;; "") AC_MSG_CHECKING(which init (rc) directory to use) for initdir in /etc/init.d /etc/rc.d/init.d /sbin/init.d \ /usr/local/etc/rc.d /etc/rc.d do if test -d $initdir then INITDIR=$initdir break fi done AC_MSG_RESULT($INITDIR) ;; esac AC_SUBST(INITDIR) AC_MSG_NOTICE(Sanitizing libdir: ${libdir}) case $libdir in prefix|NONE) AC_MSG_CHECKING(which lib directory to use) for aDir in lib64 lib do trydir="${exec_prefix}/${aDir}" if test -d ${trydir} then libdir=${trydir} break fi done AC_MSG_RESULT($libdir); ;; esac dnl Expand autoconf variables so that we don't end up with '${prefix}' dnl in #defines and python scripts dnl NOTE: Autoconf deliberately leaves them unexpanded to allow dnl make exec_prefix=/foo install dnl No longer being able to do this seems like no great loss to me... eval prefix="`eval echo ${prefix}`" eval exec_prefix="`eval echo ${exec_prefix}`" eval bindir="`eval echo ${bindir}`" eval sbindir="`eval echo ${sbindir}`" eval libexecdir="`eval echo ${libexecdir}`" eval datadir="`eval echo ${datadir}`" eval sysconfdir="`eval echo ${sysconfdir}`" eval sharedstatedir="`eval echo ${sharedstatedir}`" eval localstatedir="`eval echo ${localstatedir}`" eval libdir="`eval echo ${libdir}`" eval includedir="`eval echo ${includedir}`" eval oldincludedir="`eval echo ${oldincludedir}`" eval infodir="`eval echo ${infodir}`" eval mandir="`eval echo ${mandir}`" dnl Home-grown variables eval INITDIR="${INITDIR}" eval docdir="`eval echo ${docdir}`" if test x"${docdir}" = x""; then docdir=${datadir}/doc/${PACKAGE}-${VERSION} fi AC_SUBST(docdir) if test x"${CONFIGDIR}" = x""; then CONFIGDIR="${sysconfdir}/sysconfig" fi AC_SUBST(CONFIGDIR) if test x"${CRM_LOG_DIR}" = x""; then CRM_LOG_DIR="${localstatedir}/log/pacemaker" fi AC_DEFINE_UNQUOTED(CRM_LOG_DIR,"$CRM_LOG_DIR", Location for Pacemaker log file) AC_SUBST(CRM_LOG_DIR) if test x"${CRM_BUNDLE_DIR}" = x""; then CRM_BUNDLE_DIR="${localstatedir}/log/pacemaker/bundles" fi AC_DEFINE_UNQUOTED(CRM_BUNDLE_DIR,"$CRM_BUNDLE_DIR", Location for Pacemaker bundle logs) AC_SUBST(CRM_BUNDLE_DIR) if test x"${PCMK_GNUTLS_PRIORITIES}" = x""; then AC_MSG_ERROR([Empty string not applicable with --with-gnutls-priorities]) fi AC_DEFINE_UNQUOTED([PCMK_GNUTLS_PRIORITIES], ["$PCMK_GNUTLS_PRIORITIES"], [GnuTLS cipher priorities]) +if test x"${BUG_URL}" = x""; then + BUG_URL="https://bugs.clusterlabs.org/enter_bug.cgi?product=Pacemaker" +fi + for j in prefix exec_prefix bindir sbindir libexecdir datadir sysconfdir \ sharedstatedir localstatedir libdir includedir oldincludedir infodir \ mandir INITDIR docdir CONFIGDIR do dirname=`eval echo '${'${j}'}'` if test ! -d "$dirname" then AC_MSG_WARN([$j directory ($dirname) does not exist!]) fi done dnl This OS-based decision-making is poor autotools practice; dnl feature-based mechanisms are strongly preferred. dnl dnl So keep this section to a bare minimum; regard as a "necessary evil". case "$host_os" in *bsd*) AC_DEFINE_UNQUOTED(ON_BSD, 1, Compiling for BSD platform) LIBS="-L/usr/local/lib" CPPFLAGS="$CPPFLAGS -I/usr/local/include" INIT_EXT=".sh" ;; *solaris*) AC_DEFINE_UNQUOTED(ON_SOLARIS, 1, Compiling for Solaris platform) ;; *linux*) AC_DEFINE_UNQUOTED(ON_LINUX, 1, Compiling for Linux platform) ;; darwin*) AC_DEFINE_UNQUOTED(ON_DARWIN, 1, Compiling for Darwin platform) LIBS="$LIBS -L${prefix}/lib" CFLAGS="$CFLAGS -I${prefix}/include" ;; esac AC_SUBST(INIT_EXT) AC_MSG_NOTICE(Host CPU: $host_cpu) case "$host_cpu" in ppc64|powerpc64) case $CFLAGS in *powerpc64*) ;; *) if test "$GCC" = yes; then CFLAGS="$CFLAGS -m64" fi ;; esac ;; esac # C99 doesn't guarantee uint64_t type and related format specifiers, but # prerequisites, corosync + libqb, use that widely, so the target platforms # are already pre-constrained to those "64bit-clean" (doesn't imply native # bit width) and hence we deliberately refrain from artificial surrogates # (sans manipulation through cached values). AC_CACHE_VAL( [pcmk_cv_decl_inttypes], [ AC_CHECK_DECLS( [PRIu64, PRIu32, PRIx32, SCNu64], [pcmk_cv_decl_inttypes="PRIu64 PRIu32 PRIx32 SCNu64"], [ # test shall only react on "no" cached result & error out respectively if test "x$ac_cv_have_decl_PRIu64" = xno; then AC_MSG_ERROR([lack of inttypes.h based specifier serving uint64_t (PRIu64)]) elif test "x$ac_cv_have_decl_PRIu32" = xno; then AC_MSG_ERROR([lack of inttypes.h based specifier serving uint32_t (PRIu32)]) elif test "x$ac_cv_have_decl_PRIx32" = xno; then AC_MSG_ERROR([lack of inttypes.h based hexa specifier serving uint32_t (PRIx32)]) elif test "x$ac_cv_have_decl_SCNu64" = xno; then AC_MSG_ERROR([lack of inttypes.h based specifier gathering uint64_t (SCNu64)]) fi ], [[#include ]] ) ] ) ( set $pcmk_cv_decl_inttypes AC_DEFINE_UNQUOTED([U64T], [$1], [Correct format specifier for U64T]) AC_DEFINE_UNQUOTED([U32T], [$2], [Correct format specifier for U32T]) AC_DEFINE_UNQUOTED([X32T], [$3], [Correct format specifier for X32T]) AC_DEFINE_UNQUOTED([U64TS], [$4], [Correct format specifier for U64TS]) ) dnl =============================================== dnl Program Paths dnl =============================================== PATH="$PATH:/sbin:/usr/sbin:/usr/local/sbin:/usr/local/bin" export PATH dnl Replacing AC_PROG_LIBTOOL with AC_CHECK_PROG because LIBTOOL dnl was NOT being expanded all the time thus causing things to fail. AC_CHECK_PROGS(LIBTOOL, glibtool libtool libtool15 libtool13) dnl Pacemaker's executable python scripts will invoke the python specified by dnl configure's PYTHON variable. If not specified, AM_PATH_PYTHON will check a dnl built-in list with (unversioned) "python" having precedence. To configure dnl Pacemaker to use a specific python interpreter version, define PYTHON dnl when calling configure, for example: ./configure PYTHON=/usr/bin/python3.6 dnl Ensure PYTHON is an absolute path AC_PATH_PROG([PYTHON], [$PYTHON]) case "x$PYTHON" in x*python3*|x*platform-python*) dnl When used with Python 3, Pacemaker requires a minimum of 3.2 AM_PATH_PYTHON([3.2]) ;; *) dnl Otherwise, Pacemaker requires a minimum of 2.7 AM_PATH_PYTHON([2.7]) ;; esac AC_PATH_PROGS([ASCIIDOC_CONV], [asciidoc asciidoctor]) AC_PATH_PROG([HELP2MAN], [help2man]) AC_PATH_PROG([PUBLICAN], [publican]) AC_PATH_PROG([INKSCAPE], [inkscape]) AC_PATH_PROG([XSLTPROC], [xsltproc]) AC_PATH_PROG([XMLCATALOG], [xmlcatalog]) dnl BASH is already an environment variable, so use something else AC_PATH_PROG([BASH_PATH], [bash]) PKG_PROG_PKG_CONFIG AC_PATH_PROGS(VALGRIND_BIN, valgrind, /usr/bin/valgrind) AC_DEFINE_UNQUOTED(VALGRIND_BIN, "$VALGRIND_BIN", Valgrind command) if test x"${LIBTOOL}" = x""; then AC_MSG_ERROR(You need (g)libtool installed in order to build ${PACKAGE}) fi dnl Bash is needed for building man pages and running regression tests if test x"${BASH_PATH}" = x""; then AC_MSG_ERROR(bash must be installed in order to build ${PACKAGE}) fi AM_CONDITIONAL(BUILD_HELP, test x"${HELP2MAN}" != x"") if test x"${HELP2MAN}" != x""; then PCMK_FEATURES="$PCMK_FEATURES generated-manpages" fi MANPAGE_XSLT="" if test x"${XSLTPROC}" != x""; then AC_MSG_CHECKING(docbook to manpage transform) # first try to figure out correct template using xmlcatalog query, # resort to extensive (semi-deterministic) file search if that fails DOCBOOK_XSL_URI='http://docbook.sourceforge.net/release/xsl/current' DOCBOOK_XSL_PATH='manpages/docbook.xsl' MANPAGE_XSLT=$(${XMLCATALOG} "" ${DOCBOOK_XSL_URI}/${DOCBOOK_XSL_PATH} \ | sed -n 's|^file://||p;q') if test x"${MANPAGE_XSLT}" = x""; then DIRS=$(find "${datadir}" -name $(basename $(dirname ${DOCBOOK_XSL_PATH})) \ -type d | LC_ALL=C sort) XSLT=$(basename ${DOCBOOK_XSL_PATH}) for d in ${DIRS}; do if test -f "${d}/${XSLT}"; then MANPAGE_XSLT="${d}/${XSLT}" break fi done fi fi AC_MSG_RESULT($MANPAGE_XSLT) AC_SUBST(MANPAGE_XSLT) AM_CONDITIONAL(BUILD_XML_HELP, test x"${MANPAGE_XSLT}" != x"") if test x"${MANPAGE_XSLT}" != x""; then PCMK_FEATURES="$PCMK_FEATURES agent-manpages" fi AM_CONDITIONAL([IS_ASCIIDOC], [echo "${ASCIIDOC_CONV}" | grep -Eq 'asciidoc$']) AM_CONDITIONAL([BUILD_ASCIIDOC], [test "x${ASCIIDOC_CONV}" != x]) if test "x${ASCIIDOC_CONV}" != x; then PCMK_FEATURES="$PCMK_FEATURES ascii-docs" fi publican_intree_brand=no if test x"${PUBLICAN_BRAND}" != x"" \ && test x"${PUBLICAN}" != x"" \ && test x"${INKSCAPE}" != x""; then dnl special handling for clusterlabs brand (possibly in-tree version used) test "${PUBLICAN_BRAND}" != "clusterlabs" \ || test -d /usr/share/publican/Common_Content/clusterlabs if test $? -ne 0; then dnl Unknown option: brand_dir vs. Option brand_dir requires an argument if ${PUBLICAN} build --brand_dir 2>&1 | grep -Eq 'brand_dir$'; then AC_MSG_WARN([Cannot use in-tree clusterlabs brand, resorting to common]) PUBLICAN_BRAND=common else publican_intree_brand=yes fi fi AC_MSG_NOTICE([Enabling Publican-generated documentation using ${PUBLICAN_BRAND} brand]) PCMK_FEATURES="$PCMK_FEATURES publican-docs" fi AM_CONDITIONAL([BUILD_DOCBOOK], [test x"${PUBLICAN_BRAND}" != x"" \ && test x"${PUBLICAN}" != x"" \ && test x"${INKSCAPE}" != x""]) AM_CONDITIONAL([PUBLICAN_INTREE_BRAND], [test x"${publican_intree_brand}" = x"yes"]) dnl Pacemaker's shell scripts (and thus man page builders) rely on GNU getopt AC_MSG_CHECKING([for GNU-compatible getopt]) IFS_orig=$IFS IFS=: for PATH_DIR in $PATH; do IFS=$IFS_orig GETOPT_PATH="${PATH_DIR}/getopt" if test -f "$GETOPT_PATH" && test -x "$GETOPT_PATH" ; then $GETOPT_PATH -T >/dev/null 2>/dev/null if test $? -eq 4; then break fi fi GETOPT_PATH="" done IFS=$IFS_orig if test -n "$GETOPT_PATH"; then AC_MSG_RESULT([$GETOPT_PATH]) else AC_MSG_RESULT([no]) AC_MSG_ERROR(Pacemaker build requires a GNU-compatible getopt) fi AC_SUBST([GETOPT_PATH]) dnl ======================================================================== dnl checks for library functions to replace them dnl dnl NoSuchFunctionName: dnl is a dummy function which no system supplies. It is here to make dnl the system compile semi-correctly on OpenBSD which doesn't know dnl how to create an empty archive dnl dnl scandir: Only on BSD. dnl System-V systems may have it, but hidden and/or deprecated. dnl A replacement function is supplied for it. dnl dnl setenv: is some bsdish function that should also be avoided (use dnl putenv instead) dnl On the other hand, putenv doesn't provide the right API for the dnl code and has memory leaks designed in (sigh...) Fortunately this dnl A replacement function is supplied for it. dnl dnl strerror: returns a string that corresponds to an errno. dnl A replacement function is supplied for it. dnl dnl strnlen: is a gnu function similar to strlen, but safer. dnl We wrote a tolearably-fast replacement function for it. dnl dnl strndup: is a gnu function similar to strdup, but safer. dnl We wrote a tolearably-fast replacement function for it. AC_REPLACE_FUNCS(alphasort NoSuchFunctionName scandir setenv strerror strchrnul unsetenv strnlen strndup) dnl =============================================== dnl Libraries dnl =============================================== AC_CHECK_LIB(socket, socket) dnl -lsocket AC_CHECK_LIB(c, dlopen) dnl if dlopen is in libc... AC_CHECK_LIB(dl, dlopen) dnl -ldl (for Linux) AC_CHECK_LIB(rt, sched_getscheduler) dnl -lrt (for Tru64) AC_CHECK_LIB(gnugetopt, getopt_long) dnl -lgnugetopt ( if available ) AC_CHECK_LIB(pam, pam_start) dnl -lpam (if available) AC_CHECK_FUNCS([sched_setscheduler]) AC_CHECK_LIB(uuid, uuid_parse) dnl load the library if necessary AC_CHECK_FUNCS(uuid_unparse) dnl OSX ships uuid_* as standard functions AC_CHECK_HEADERS(uuid/uuid.h) if test "x$ac_cv_func_uuid_unparse" != xyes; then AC_MSG_ERROR(You do not have the libuuid development package installed) fi if test x"${PKG_CONFIG}" = x""; then AC_MSG_ERROR(You need pkgconfig installed in order to build ${PACKAGE}) fi # Require glib 2.16.0 (2008-03) or later for g_hash_table_iter_init() etc. PKG_CHECK_MODULES([GLIB], [glib-2.0 >= 2.16.0], [CPPFLAGS="${CPPFLAGS} ${GLIB_CFLAGS}" LIBS="${LIBS} ${GLIB_LIBS}"]) # cf. https://bugs.clusterlabs.org/show_bug.cgi?id=5378 PKG_CHECK_MODULES([GLIB], [glib-2.0 >= 2.59.0], [test "x$HASH_AFFECTED" != xtry || HASH_AFFECTED=no], [test "x$HASH_AFFECTED" != xtry || HASH_AFFECTED=yes]) test "x$HASH_AFFECTED" = xno && HASH_AFFECTED='#' || HASH_AFFECTED= AC_SUBST([HASH_AFFECTED]) # # Where is dlopen? # if test "$ac_cv_lib_c_dlopen" = yes; then LIBADD_DL="" elif test "$ac_cv_lib_dl_dlopen" = yes; then LIBADD_DL=-ldl else LIBADD_DL=${lt_cv_dlopen_libs} fi dnl FreeBSD needs -lcompat for ftime() used by lrmd.c AC_CHECK_LIB([compat], [ftime], [COMPAT_LIBS='-lcompat']) AC_SUBST(COMPAT_LIBS) dnl ======================================================================== dnl Headers dnl ======================================================================== dnl Some distributions insert #warnings into deprecated headers such as dnl timeb.h. If we will enable fatal warnings for the build, then enable dnl them for the header checks as well, otherwise the build could fail dnl even though the header check succeeds. (We should probably be doing dnl this in more places.) if test "x${enable_fatal_warnings}" = xyes ; then cc_temp_flags "$CFLAGS $WERROR" fi AC_CHECK_HEADERS(arpa/inet.h) AC_CHECK_HEADERS(ctype.h) AC_CHECK_HEADERS(dirent.h) AC_CHECK_HEADERS(errno.h) AC_CHECK_HEADERS(getopt.h) AC_CHECK_HEADERS(glib.h) AC_CHECK_HEADERS(grp.h) AC_CHECK_HEADERS(limits.h) AC_CHECK_HEADERS(linux/swab.h) AC_CHECK_HEADERS(malloc.h) AC_CHECK_HEADERS(netdb.h) AC_CHECK_HEADERS(netinet/in.h) AC_CHECK_HEADERS(netinet/ip.h) AC_CHECK_HEADERS(pwd.h) AC_CHECK_HEADERS(sgtty.h) AC_CHECK_HEADERS(signal.h) AC_CHECK_HEADERS(stdarg.h) AC_CHECK_HEADERS(stddef.h) AC_CHECK_HEADERS(stdio.h) AC_CHECK_HEADERS(stdlib.h) AC_CHECK_HEADERS(string.h) AC_CHECK_HEADERS(strings.h) AC_CHECK_HEADERS(sys/dir.h) AC_CHECK_HEADERS(sys/ioctl.h) AC_CHECK_HEADERS(sys/param.h) AC_CHECK_HEADERS(sys/reboot.h) AC_CHECK_HEADERS(sys/resource.h) AC_CHECK_HEADERS(sys/socket.h) AC_CHECK_HEADERS(sys/signalfd.h) AC_CHECK_HEADERS(sys/sockio.h) AC_CHECK_HEADERS(sys/stat.h) AC_CHECK_HEADERS(sys/time.h) AC_CHECK_HEADERS(sys/timeb.h) AC_CHECK_HEADERS(sys/types.h) AC_CHECK_HEADERS(sys/utsname.h) AC_CHECK_HEADERS(sys/wait.h) AC_CHECK_HEADERS(time.h) AC_CHECK_HEADERS(unistd.h) if test "x${enable_fatal_warnings}" = xyes ; then cc_restore_flags fi dnl These headers need prerequisites before the tests will pass dnl AC_CHECK_HEADERS(net/if.h) PKG_CHECK_MODULES(LIBXML2, [libxml-2.0], [CPPFLAGS="${CPPFLAGS} ${LIBXML2_CFLAGS}" LIBS="${LIBS} ${LIBXML2_LIBS}"]) AC_CHECK_HEADERS(libxml/xpath.h) if test "$ac_cv_header_libxml_xpath_h" != "yes"; then AC_MSG_ERROR(libxml development headers not found) fi AC_CHECK_LIB(xslt, xsltApplyStylesheet, [], AC_MSG_ERROR(Unsupported libxslt library version)) AC_CHECK_HEADERS(libxslt/xslt.h) if test "$ac_cv_header_libxslt_xslt_h" != "yes"; then AC_MSG_ERROR(libxslt development headers not found) fi AC_CACHE_CHECK(whether __progname and __progname_full are available, pf_cv_var_progname, AC_TRY_LINK([extern char *__progname, *__progname_full;], [__progname = "foo"; __progname_full = "foo bar";], pf_cv_var_progname="yes", pf_cv_var_progname="no")) if test "$pf_cv_var_progname" = "yes"; then AC_DEFINE(HAVE___PROGNAME,1,[ ]) fi dnl ======================================================================== dnl Structures dnl ======================================================================== AC_CHECK_MEMBERS([struct tm.tm_gmtoff],,,[[#include ]]) AC_CHECK_MEMBERS([lrm_op_t.rsc_deleted],,,[[#include ]]) AC_CHECK_MEMBER([struct dirent.d_type], AC_DEFINE(HAVE_STRUCT_DIRENT_D_TYPE,1,[Define this if struct dirent has d_type]),, [#include ]) dnl ======================================================================== dnl Functions dnl ======================================================================== AC_CHECK_FUNCS(getopt, AC_DEFINE(HAVE_DECL_GETOPT, 1, [Have getopt function])) AC_CHECK_FUNCS(nanosleep, AC_DEFINE(HAVE_DECL_NANOSLEEP, 1, [Have nanosleep function])) AC_CACHE_CHECK(whether sscanf supports %m, pf_cv_var_sscanf, AC_RUN_IFELSE([AC_LANG_SOURCE([[ #include const char *s = "some-command-line-arg"; int main(int argc, char **argv) { char *name = NULL; int n = sscanf(s, "%ms", &name); return n == 1 ? 0 : 1; } ]])], pf_cv_var_sscanf="yes", pf_cv_var_sscanf="no", pf_cv_var_sscanf="no")) if test "$pf_cv_var_sscanf" = "yes"; then AC_DEFINE(SSCANF_HAS_M, 1, [ ]) fi dnl ======================================================================== dnl bzip2 dnl ======================================================================== AC_CHECK_HEADERS(bzlib.h) AC_CHECK_LIB(bz2, BZ2_bzBuffToBuffCompress) if test x$ac_cv_lib_bz2_BZ2_bzBuffToBuffCompress != xyes ; then AC_MSG_ERROR(BZ2 libraries not found) fi if test x$ac_cv_header_bzlib_h != xyes; then AC_MSG_ERROR(BZ2 Development headers not found) fi dnl ======================================================================== dnl sighandler_t is missing from Illumos, Solaris11 systems dnl ======================================================================== AC_MSG_CHECKING([for sighandler_t]) AC_TRY_COMPILE([#include ],[sighandler_t *f;], has_sighandler_t=yes,has_sighandler_t=no) AC_MSG_RESULT($has_sighandler_t) if test "$has_sighandler_t" = "yes" ; then AC_DEFINE( HAVE_SIGHANDLER_T, 1, [Define if sighandler_t available] ) fi dnl ======================================================================== dnl ncurses dnl ======================================================================== dnl dnl A few OSes (e.g. Linux) deliver a default "ncurses" alongside "curses". dnl Many non-Linux deliver "curses"; sites may add "ncurses". dnl dnl However, the source-code recommendation for both is to #include "curses.h" dnl (i.e. "ncurses" still wants the include to be simple, no-'n', "curses.h"). dnl dnl ncurse takes precedence. dnl AC_CHECK_HEADERS(curses.h) AC_CHECK_HEADERS(curses/curses.h) AC_CHECK_HEADERS(ncurses.h) AC_CHECK_HEADERS(ncurses/ncurses.h) dnl Although n-library is preferred, only look for it if the n-header was found. CURSESLIBS='' if test "$ac_cv_header_ncurses_h" = "yes"; then AC_CHECK_LIB(ncurses, printw, [AC_DEFINE(HAVE_LIBNCURSES,1, have ncurses library)]) CURSESLIBS=`$PKG_CONFIG --libs ncurses` || CURSESLIBS='-lncurses' fi if test "$ac_cv_header_ncurses_ncurses_h" = "yes"; then AC_CHECK_LIB(ncurses, printw, [AC_DEFINE(HAVE_LIBNCURSES,1, have ncurses library)]) CURSESLIBS=`$PKG_CONFIG --libs ncurses` || CURSESLIBS='-lncurses' fi dnl Only look for non-n-library if there was no n-library. if test X"$CURSESLIBS" = X"" -a "$ac_cv_header_curses_h" = "yes"; then AC_CHECK_LIB(curses, printw, [CURSESLIBS='-lcurses'; AC_DEFINE(HAVE_LIBCURSES,1, have curses library)]) fi dnl Only look for non-n-library if there was no n-library. if test X"$CURSESLIBS" = X"" -a "$ac_cv_header_curses_curses_h" = "yes"; then AC_CHECK_LIB(curses, printw, [CURSESLIBS='-lcurses'; AC_DEFINE(HAVE_LIBCURSES,1, have curses library)]) fi if test "x$CURSESLIBS" != "x"; then PCMK_FEATURES="$PCMK_FEATURES ncurses" fi dnl Check for printw() prototype compatibility if test X"$CURSESLIBS" != X"" && cc_supports_flag -Wcast-qual; then ac_save_LIBS=$LIBS LIBS="$CURSESLIBS" cc_temp_flags "-Wcast-qual $WERROR" # avoid broken test because of hardened build environment in Fedora 23+ # - https://fedoraproject.org/wiki/Changes/Harden_All_Packages # - https://bugzilla.redhat.com/1297985 if cc_supports_flag -fPIC; then CFLAGS="$CFLAGS -fPIC" fi AC_MSG_CHECKING(whether printw() requires argument of "const char *") AC_LINK_IFELSE( [AC_LANG_PROGRAM([ #if defined(HAVE_NCURSES_H) # include #elif defined(HAVE_NCURSES_NCURSES_H) # include #elif defined(HAVE_CURSES_H) # include #endif ], [printw((const char *)"Test");] )], [pcmk_cv_compatible_printw=yes], [pcmk_cv_compatible_printw=no] ) LIBS=$ac_save_LIBS cc_restore_flags AC_MSG_RESULT([$pcmk_cv_compatible_printw]) if test "$pcmk_cv_compatible_printw" = no; then AC_MSG_WARN([The printw() function of your ncurses or curses library is old, we will disable usage of the library. If you want to use this library anyway, please update to newer version of the library, ncurses 5.4 or later is recommended. You can get the library from http://www.gnu.org/software/ncurses/.]) AC_MSG_NOTICE([Disabling curses]) AC_DEFINE(HAVE_INCOMPATIBLE_PRINTW, 1, [Do we have incompatible printw() in curses library?]) fi fi AC_SUBST(CURSESLIBS) dnl ======================================================================== dnl Profiling and GProf dnl ======================================================================== AC_MSG_NOTICE(Old CFLAGS: $CFLAGS) case $SUPPORT_COVERAGE in 1|yes|true) SUPPORT_PROFILING=1 PCMK_FEATURES="$PCMK_FEATURES coverage" CFLAGS="$CFLAGS -fprofile-arcs -ftest-coverage" dnl During linking, make sure to specify -lgcov or -coverage ;; esac case $SUPPORT_PROFILING in 1|yes|true) SUPPORT_PROFILING=1 dnl Disable various compiler optimizations CFLAGS="$CFLAGS -fno-omit-frame-pointer -fno-inline -fno-builtin " dnl CFLAGS="$CFLAGS -fno-inline-functions -fno-default-inline -fno-inline-functions-called-once -fno-optimize-sibling-calls" dnl Turn off optimization so tools can get accurate line numbers CFLAGS=`echo $CFLAGS | sed -e 's/-O.\ //g' -e 's/-Wp,-D_FORTIFY_SOURCE=.\ //g' -e 's/-D_FORTIFY_SOURCE=.\ //g'` CFLAGS="$CFLAGS -O0 -g3 -gdwarf-2" dnl Update features PCMK_FEATURES="$PCMK_FEATURES profile" ;; *) SUPPORT_PROFILING=0 ;; esac AC_MSG_NOTICE(New CFLAGS: $CFLAGS) AC_DEFINE_UNQUOTED(SUPPORT_PROFILING, $SUPPORT_PROFILING, Support for profiling) dnl ======================================================================== dnl Cluster infrastructure - LibQB dnl ======================================================================== if test x${enable_no_stack} = xyes; then SUPPORT_CS=no fi PKG_CHECK_MODULES(libqb, libqb >= 0.13) CPPFLAGS="$libqb_CFLAGS $CPPFLAGS" LIBS="$libqb_LIBS $LIBS" dnl libqb 0.14.0+ (2012-06) AC_CHECK_LIB(qb, qb_ipcs_connection_auth_set) PCMK_FEATURES="$PCMK_FEATURES libqb-logging libqb-ipc" dnl libqb 0.17.0+ (2014-02) AC_CHECK_FUNCS(qb_ipcs_connection_get_buffer_size, AC_DEFINE(HAVE_IPCS_GET_BUFFER_SIZE, 1, [Have qb_ipcc_get_buffer_size function])) dnl libqb not yet released (as of 2018-05) CHECK_ENUM_VALUE([qb/qblog.h],[qb_log_conf],[QB_LOG_CONF_MAX_LINE_LEN]) CHECK_ENUM_VALUE([qb/qblog.h],[qb_log_conf],[QB_LOG_CONF_ELLIPSIS]) dnl Support Linux-HA fence agents if available if test "$cross_compiling" != "yes"; then CPPFLAGS="$CPPFLAGS -I${prefix}/include/heartbeat" fi AC_CHECK_HEADERS(stonith/stonith.h) if test "$ac_cv_header_stonith_stonith_h" = "yes"; then dnl On Debian, AC_CHECK_LIBS fail if a library has any unresolved symbols dnl So check for all the dependencies (so they're added to LIBS) before checking for -lplumb AC_CHECK_LIB(pils, PILLoadPlugin) AC_CHECK_LIB(plumb, G_main_add_IPC_Channel) PCMK_FEATURES="$PCMK_FEATURES lha-fencing" fi AM_CONDITIONAL([BUILD_LHA_SUPPORT], [test "$ac_cv_header_stonith_stonith_h" = "yes"]) dnl =============================================== dnl Variables needed for substitution dnl =============================================== CRM_SCHEMA_DIRECTORY="${datadir}/pacemaker" AC_DEFINE_UNQUOTED(CRM_SCHEMA_DIRECTORY,"$CRM_SCHEMA_DIRECTORY", Location for the Pacemaker Relax-NG Schema) AC_SUBST(CRM_SCHEMA_DIRECTORY) CRM_CORE_DIR="${localstatedir}/lib/pacemaker/cores" AC_DEFINE_UNQUOTED(CRM_CORE_DIR,"$CRM_CORE_DIR", Location to store core files produced by Pacemaker daemons) AC_SUBST(CRM_CORE_DIR) CRM_DAEMON_USER="hacluster" AC_DEFINE_UNQUOTED(CRM_DAEMON_USER,"$CRM_DAEMON_USER", User to run Pacemaker daemons as) AC_SUBST(CRM_DAEMON_USER) CRM_DAEMON_GROUP="haclient" AC_DEFINE_UNQUOTED(CRM_DAEMON_GROUP,"$CRM_DAEMON_GROUP", Group to run Pacemaker daemons as) AC_SUBST(CRM_DAEMON_GROUP) CRM_STATE_DIR=${localstatedir}/run/crm AC_DEFINE_UNQUOTED(CRM_STATE_DIR,"$CRM_STATE_DIR", Where to keep state files and sockets) AC_SUBST(CRM_STATE_DIR) CRM_PACEMAKER_DIR=${localstatedir}/lib/pacemaker AC_DEFINE_UNQUOTED(CRM_PACEMAKER_DIR,"$CRM_PACEMAKER_DIR", Location to store directory produced by Pacemaker daemons) AC_SUBST(CRM_PACEMAKER_DIR) CRM_BLACKBOX_DIR=${localstatedir}/lib/pacemaker/blackbox AC_DEFINE_UNQUOTED(CRM_BLACKBOX_DIR,"$CRM_BLACKBOX_DIR", Where to keep blackbox dumps) AC_SUBST(CRM_BLACKBOX_DIR) PE_STATE_DIR="${localstatedir}/lib/pacemaker/pengine" AC_DEFINE_UNQUOTED(PE_STATE_DIR,"$PE_STATE_DIR", Where to keep scheduler outputs) AC_SUBST(PE_STATE_DIR) CRM_CONFIG_DIR="${localstatedir}/lib/pacemaker/cib" AC_DEFINE_UNQUOTED(CRM_CONFIG_DIR,"$CRM_CONFIG_DIR", Where to keep configuration files) AC_SUBST(CRM_CONFIG_DIR) CRM_CONFIG_CTS="${localstatedir}/lib/pacemaker/cts" AC_DEFINE_UNQUOTED(CRM_CONFIG_CTS,"$CRM_CONFIG_CTS", Where to keep cts stateful data) AC_SUBST(CRM_CONFIG_CTS) CRM_DAEMON_DIR="${libexecdir}/pacemaker" AC_DEFINE_UNQUOTED(CRM_DAEMON_DIR,"$CRM_DAEMON_DIR", Location for Pacemaker daemons) AC_SUBST(CRM_DAEMON_DIR) HA_STATE_DIR="${localstatedir}/run" AC_DEFINE_UNQUOTED(HA_STATE_DIR,"$HA_STATE_DIR", Where sbd keeps its PID file) AC_SUBST(HA_STATE_DIR) CRM_RSCTMP_DIR="${localstatedir}/run/resource-agents" AC_DEFINE_UNQUOTED(CRM_RSCTMP_DIR,"$CRM_RSCTMP_DIR", Where resource agents should keep state files) AC_SUBST(CRM_RSCTMP_DIR) PACEMAKER_CONFIG_DIR="${sysconfdir}/pacemaker" AC_DEFINE_UNQUOTED(PACEMAKER_CONFIG_DIR,"$PACEMAKER_CONFIG_DIR", Where to keep configuration files like authkey) AC_SUBST(PACEMAKER_CONFIG_DIR) OCF_ROOT_DIR="/usr/lib/ocf" if test "X$OCF_ROOT_DIR" = X; then AC_MSG_ERROR(Could not locate OCF directory) fi AC_SUBST(OCF_ROOT_DIR) OCF_RA_DIR="$OCF_ROOT_DIR/resource.d" AC_DEFINE_UNQUOTED(OCF_RA_DIR,"$OCF_RA_DIR", Location for OCF RAs) AC_SUBST(OCF_RA_DIR) RH_STONITH_DIR="$sbindir" AC_DEFINE_UNQUOTED(RH_STONITH_DIR,"$RH_STONITH_DIR", Location for Red Hat Stonith agents) AC_DEFINE_UNQUOTED(SBIN_DIR,"$sbindir", Location for system binaries) RH_STONITH_PREFIX="fence_" AC_DEFINE_UNQUOTED(RH_STONITH_PREFIX,"$RH_STONITH_PREFIX", Prefix for Red Hat Stonith agents) AC_PATH_PROGS(GIT, git false) AC_MSG_CHECKING(build version) BUILD_VERSION=$Format:%h$ if test $BUILD_VERSION != ":%h$"; then AC_MSG_RESULT(archive hash: $BUILD_VERSION) elif test -x $GIT -a -d .git; then BUILD_VERSION=`$GIT log --pretty="format:%h" -n 1` AC_MSG_RESULT(git hash: $BUILD_VERSION) else # The current directory name make a reasonable default # Most generated archives will include the hash or tag BASE=`basename $PWD` BUILD_VERSION=`echo $BASE | sed s:.*[[Pp]]acemaker-::` AC_MSG_RESULT(directory based hash: $BUILD_VERSION) fi AC_DEFINE_UNQUOTED(BUILD_VERSION, "$BUILD_VERSION", Build version) AC_SUBST(BUILD_VERSION) HAVE_dbus=1 PKG_CHECK_MODULES([DBUS], [dbus-1], [CPPFLAGS="${CPPFLAGS} ${DBUS_CFLAGS}"], [HAVE_dbus=0]) AC_DEFINE_UNQUOTED(SUPPORT_DBUS, $HAVE_dbus, Support dbus) AM_CONDITIONAL(BUILD_DBUS, test $HAVE_dbus = 1) AC_CHECK_TYPES([DBusBasicValue],,,[[#include ]]) if test "x${enable_systemd}" != xno; then if test $HAVE_dbus = 0; then if test "x${enable_systemd}" = xyes; then AC_MSG_FAILURE([cannot enable systemd without DBus]) else enable_systemd=no fi fi if test "x${enable_systemd}" = xtry; then AC_MSG_CHECKING([for systemd version query result via dbus-send]) ret=$({ dbus-send --system --print-reply \ --dest=org.freedesktop.systemd1 \ /org/freedesktop/systemd1 \ org.freedesktop.DBus.Properties.Get \ string:org.freedesktop.systemd1.Manager \ string:Version 2>/dev/null \ || echo "this borked"; } | tail -n1) # sanitize output a bit (interested just in value, not type), # ret is intentionally unenquoted so as to normalize whitespace ret=$(echo ${ret} | cut -d' ' -f2-) AC_MSG_RESULT([${ret}]) if test "x${ret}" != xborked \ || systemctl --version 2>/dev/null | grep -q systemd; then enable_systemd=yes else enable_systemd=no fi fi fi AC_MSG_CHECKING([whether to enable support for managing resources via systemd]) AC_MSG_RESULT([${enable_systemd}]) HAVE_systemd=0 if test "x${enable_systemd}" = xyes; then HAVE_systemd=1 PCMK_FEATURES="$PCMK_FEATURES systemd" AC_MSG_CHECKING([for systemd path for system unit files]) systemdunitdir="${systemdunitdir-}" PKG_CHECK_VAR([systemdunitdir], [systemd], [systemdsystemunitdir], [], [systemdunitdir=no]) AC_MSG_RESULT([${systemdunitdir}]) if test "x${systemdunitdir}" = xno; then AC_MSG_FAILURE([cannot enable systemd when systemdunitdir unresolved]) fi fi AC_SUBST(systemdunitdir) AC_DEFINE_UNQUOTED(SUPPORT_SYSTEMD, $HAVE_systemd, Support systemd based system services) AM_CONDITIONAL(BUILD_SYSTEMD, test $HAVE_systemd = 1) AC_SUBST(SUPPORT_SYSTEMD) if test "x${enable_upstart}" != xno; then if test $HAVE_dbus = 0; then if test "x${enable_upstart}" = xyes; then AC_MSG_FAILURE([cannot enable Upstart without DBus]) else enable_upstart=no fi fi if test "x${enable_upstart}" = xtry; then AC_MSG_CHECKING([for Upstart version query result via dbus-send]) ret=$({ dbus-send --system --print-reply --dest=com.ubuntu.Upstart \ /com/ubuntu/Upstart org.freedesktop.DBus.Properties.Get \ string:com.ubuntu.Upstart0_6 string:version 2>/dev/null \ || echo "this borked"; } | tail -n1) # sanitize output a bit (interested just in value, not type), # ret is intentionally unenquoted so as to normalize whitespace ret=$(echo ${ret} | cut -d' ' -f2-) AC_MSG_RESULT([${ret}]) if test "x${ret}" != xborked \ || initctl --version 2>/dev/null | grep -q upstart; then enable_upstart=yes else enable_upstart=no fi fi fi AC_MSG_CHECKING([whether to enable support for managing resources via Upstart]) AC_MSG_RESULT([${enable_upstart}]) HAVE_upstart=0 if test "x${enable_upstart}" = xyes; then HAVE_upstart=1 PCMK_FEATURES="$PCMK_FEATURES upstart" fi AC_DEFINE_UNQUOTED(SUPPORT_UPSTART, $HAVE_upstart, Support upstart based system services) AM_CONDITIONAL(BUILD_UPSTART, test $HAVE_upstart = 1) AC_SUBST(SUPPORT_UPSTART) case $SUPPORT_NAGIOS in 1|yes|true|try) SUPPORT_NAGIOS=1 ;; *) SUPPORT_NAGIOS=0 ;; esac if test $SUPPORT_NAGIOS = 1; then PCMK_FEATURES="$PCMK_FEATURES nagios" fi AC_DEFINE_UNQUOTED(SUPPORT_NAGIOS, $SUPPORT_NAGIOS, Support nagios plugins) AM_CONDITIONAL(BUILD_NAGIOS, test $SUPPORT_NAGIOS = 1) if test x"$NAGIOS_PLUGIN_DIR" = x""; then NAGIOS_PLUGIN_DIR="${libexecdir}/nagios/plugins" fi AC_DEFINE_UNQUOTED(NAGIOS_PLUGIN_DIR, "$NAGIOS_PLUGIN_DIR", Directory for nagios plugins) AC_SUBST(NAGIOS_PLUGIN_DIR) if test x"$NAGIOS_METADATA_DIR" = x""; then NAGIOS_METADATA_DIR="${datadir}/nagios/plugins-metadata" fi AC_DEFINE_UNQUOTED(NAGIOS_METADATA_DIR, "$NAGIOS_METADATA_DIR", Directory for nagios plugins metadata) AC_SUBST(NAGIOS_METADATA_DIR) STACKS="" CLUSTERLIBS="" dnl ======================================================================== dnl Cluster stack - Corosync dnl ======================================================================== dnl Normalize the values case $SUPPORT_CS in 1|yes|true) SUPPORT_CS=yes missingisfatal=1 ;; try) missingisfatal=0 ;; *) SUPPORT_CS=no ;; esac AC_MSG_CHECKING(for native corosync) COROSYNC_LIBS="" if test $SUPPORT_CS = no; then AC_MSG_RESULT(no (disabled)) SUPPORT_CS=0 else AC_MSG_RESULT($SUPPORT_CS) SUPPORT_CS=1 PKG_CHECK_MODULES(cpg, libcpg) dnl Fatal PKG_CHECK_MODULES(cfg, libcfg) dnl Fatal PKG_CHECK_MODULES(cmap, libcmap) dnl Fatal PKG_CHECK_MODULES(quorum, libquorum) dnl Fatal PKG_CHECK_MODULES(libcorosync_common, libcorosync_common) dnl Fatal CFLAGS="$CFLAGS $libqb_FLAGS $cpg_FLAGS $cfg_FLAGS $cmap_CFLAGS $quorum_CFLAGS $libcorosync_common_CFLAGS" COROSYNC_LIBS="$COROSYNC_LIBS $libqb_LIBS $cpg_LIBS $cfg_LIBS $cmap_LIBS $quorum_LIBS $libcorosync_common_LIBS" CLUSTERLIBS="$CLUSTERLIBS $COROSYNC_LIBS" STACKS="$STACKS corosync-native" fi AC_DEFINE_UNQUOTED(SUPPORT_COROSYNC, $SUPPORT_CS, Support the Corosync messaging and membership layer) AM_CONDITIONAL(BUILD_CS_SUPPORT, test $SUPPORT_CS = 1) AC_SUBST(SUPPORT_COROSYNC) dnl dnl Cluster stack - Sanity dnl if test x${enable_no_stack} = xyes; then AC_MSG_NOTICE(No cluster stack supported, building only the scheduler) PCMK_FEATURES="$PCMK_FEATURES no-cluster-stack" else AC_MSG_CHECKING(for supported stacks) if test x"$STACKS" = x; then AC_MSG_FAILURE(You must support at least one cluster stack) fi AC_MSG_RESULT($STACKS) PCMK_FEATURES="$PCMK_FEATURES $STACKS" fi PCMK_FEATURES="$PCMK_FEATURES atomic-attrd" AC_SUBST(CLUSTERLIBS) dnl ======================================================================== dnl ACL dnl ======================================================================== case $SUPPORT_ACL in 1|yes|true) missingisfatal=1 ;; try) missingisfatal=0 ;; *) SUPPORT_ACL=no ;; esac AC_MSG_CHECKING(for acl support) if test $SUPPORT_ACL = no; then AC_MSG_RESULT(no (disabled)) SUPPORT_ACL=0 else AC_MSG_RESULT($SUPPORT_ACL) SUPPORT_ACL=1 AC_CHECK_LIB(qb, qb_ipcs_connection_auth_set) if test $ac_cv_lib_qb_qb_ipcs_connection_auth_set != yes; then SUPPORT_ACL=0 fi if test $SUPPORT_ACL = 0; then if test $missingisfatal = 0; then AC_MSG_WARN(Unable to support ACL. You need to use libqb > 0.13.0) else AC_MSG_FAILURE(Unable to support ACL. You need to use libqb > 0.13.0) fi fi fi if test $SUPPORT_ACL = 1; then PCMK_FEATURES="$PCMK_FEATURES acls" fi AM_CONDITIONAL(ENABLE_ACL, test "$SUPPORT_ACL" = "1") AC_DEFINE_UNQUOTED(ENABLE_ACL, $SUPPORT_ACL, Build in support for CIB ACL) dnl ======================================================================== dnl CIB secrets dnl ======================================================================== case $SUPPORT_CIBSECRETS in 1|yes|true|try) SUPPORT_CIBSECRETS=1 ;; *) SUPPORT_CIBSECRETS=0 ;; esac AC_DEFINE_UNQUOTED(SUPPORT_CIBSECRETS, $SUPPORT_CIBSECRETS, Support CIB secrets) AM_CONDITIONAL(BUILD_CIBSECRETS, test $SUPPORT_CIBSECRETS = 1) if test $SUPPORT_CIBSECRETS = 1; then PCMK_FEATURES="$PCMK_FEATURES cibsecrets" LRM_CIBSECRETS_DIR="${localstatedir}/lib/pacemaker/lrm/secrets" AC_DEFINE_UNQUOTED(LRM_CIBSECRETS_DIR,"$LRM_CIBSECRETS_DIR", Location for CIB secrets) AC_SUBST(LRM_CIBSECRETS_DIR) fi dnl ======================================================================== dnl GnuTLS dnl ======================================================================== dnl gnutls_priority_set_direct available since 2.1.7 (released 2007-11-29) AC_CHECK_LIB(gnutls, gnutls_priority_set_direct) if test "$ac_cv_lib_gnutls_gnutls_priority_set_direct" != ""; then AC_CHECK_HEADERS(gnutls/gnutls.h) AC_CHECK_FUNCS([gnutls_sec_param_to_pk_bits]) dnl since 2.12.0 (2011-03-24) fi dnl ======================================================================== dnl PAM dnl ======================================================================== AC_CHECK_HEADERS(security/pam_appl.h pam/pam_appl.h) dnl ======================================================================== dnl System Health dnl ======================================================================== dnl Check if servicelog development package is installed SERVICELOG=servicelog-1 SERVICELOG_EXISTS="no" AC_MSG_CHECKING(for $SERVICELOG packages) if $PKG_CONFIG --exists $SERVICELOG then PKG_CHECK_MODULES([SERVICELOG], [servicelog-1]) SERVICELOG_EXISTS="yes" fi AC_MSG_RESULT($SERVICELOG_EXISTS) AM_CONDITIONAL(BUILD_SERVICELOG, test "$SERVICELOG_EXISTS" = "yes") dnl Check if OpenIMPI packages and servicelog are installed OPENIPMI="OpenIPMI OpenIPMIposix" OPENIPMI_SERVICELOG_EXISTS="no" AC_MSG_CHECKING(for $SERVICELOG $OPENIPMI packages) if $PKG_CONFIG --exists $OPENIPMI $SERVICELOG then PKG_CHECK_MODULES([OPENIPMI_SERVICELOG],[OpenIPMI OpenIPMIposix]) OPENIPMI_SERVICELOG_EXISTS="yes" fi AC_MSG_RESULT($OPENIPMI_SERVICELOG_EXISTS) AM_CONDITIONAL(BUILD_OPENIPMI_SERVICELOG, test "$OPENIPMI_SERVICELOG_EXISTS" = "yes") dnl ======================================================================== dnl Compiler flags dnl ======================================================================== dnl Make sure that CFLAGS is not exported. If the user did dnl not have CFLAGS in their environment then this should have dnl no effect. However if CFLAGS was exported from the user's dnl environment, then the new CFLAGS will also be exported dnl to sub processes. if export | fgrep " CFLAGS=" > /dev/null; then SAVED_CFLAGS="$CFLAGS" unset CFLAGS CFLAGS="$SAVED_CFLAGS" unset SAVED_CFLAGS fi AC_ARG_VAR([CFLAGS_HARDENED_LIB], [extra C compiler flags for hardened libraries]) AC_ARG_VAR([LDFLAGS_HARDENED_LIB], [extra linker flags for hardened libraries]) AC_ARG_VAR([CFLAGS_HARDENED_EXE], [extra C compiler flags for hardened executables]) AC_ARG_VAR([LDFLAGS_HARDENED_EXE], [extra linker flags for hardened executables]) CC_EXTRAS="" if test "$GCC" != yes; then CFLAGS="$CFLAGS -g" else CFLAGS="$CFLAGS -ggdb" dnl When we don't have diagnostic push / pull, we can't explicitly disable dnl checking for nonliteral formats in the places where they occur on purpose dnl thus we disable nonliteral format checking globally as we are aborting dnl on warnings. dnl what makes the things really ugly is that nonliteral format checking is dnl obviously available as an extra switch in very modern gcc but for older dnl gcc this is part of -Wformat=2 dnl so if we have push/pull we can enable -Wformat=2 -Wformat-nonliteral dnl if we don't have push/pull but -Wformat-nonliteral we can enable -Wformat=2 dnl otherwise none of both gcc_diagnostic_push_pull=no cc_temp_flags "$CFLAGS $WERROR" AC_MSG_CHECKING([for gcc diagnostic push / pull]) AC_COMPILE_IFELSE([AC_LANG_PROGRAM([[ #pragma GCC diagnostic push #pragma GCC diagnostic pop ]])], [ AC_MSG_RESULT([yes]) gcc_diagnostic_push_pull=yes ], AC_MSG_RESULT([no])) cc_restore_flags if cc_supports_flag "-Wformat-nonliteral"; then gcc_format_nonliteral=yes else gcc_format_nonliteral=no fi # We had to eliminate -Wnested-externs because of libtool changes # Make sure to order options so that the former stand for prerequisites # of the latter (e.g., -Wformat-nonliteral requires -Wformat). EXTRA_FLAGS="-fgnu89-inline -Wall -Waggregate-return -Wbad-function-cast -Wcast-align -Wdeclaration-after-statement -Wendif-labels -Wfloat-equal -Wformat-security -Wmissing-prototypes -Wmissing-declarations -Wnested-externs -Wno-long-long -Wno-strict-aliasing -Wpointer-arith -Wstrict-prototypes -Wwrite-strings -Wunused-but-set-variable -Wunsigned-char" if test "x$gcc_diagnostic_push_pull" = "xyes"; then AC_DEFINE([GCC_FORMAT_NONLITERAL_CHECKING_ENABLED], [], [gcc can complain about nonliterals in format]) EXTRA_FLAGS="$EXTRA_FLAGS -Wformat=2 -Wformat-nonliteral" else if test "x$gcc_format_nonliteral" = "xyes"; then EXTRA_FLAGS="$EXTRA_FLAGS -Wformat=2" fi fi # Additional warnings it might be nice to enable one day # -Wshadow # -Wunreachable-code for j in $EXTRA_FLAGS do if cc_supports_flag $CC_EXTRAS $j then CC_EXTRAS="$CC_EXTRAS $j" fi done if test "x${enable_ansi}" = xyes && cc_supports_flag -std=iso9899:199409 ; then AC_MSG_NOTICE(Enabling ANSI Compatibility) CC_EXTRAS="$CC_EXTRAS -ansi -D_GNU_SOURCE -DANSI_ONLY" fi AC_MSG_NOTICE(Activated additional gcc flags: ${CC_EXTRAS}) fi dnl dnl Hardening flags dnl dnl The prime control of whether to apply (targeted) hardening build flags and dnl which ones is --{enable,disable}-hardening option passed to ./configure: dnl dnl --enable-hardening=try (default): dnl depending on whether any of CFLAGS_HARDENED_EXE, LDFLAGS_HARDENED_EXE, dnl CFLAGS_HARDENED_LIB or LDFLAGS_HARDENED_LIB environment variables dnl (see below) is set and non-null, all these custom flags (even if not dnl set) are used as are, otherwise the best effort is made to offer dnl reasonably strong hardening in several categories (RELRO, PIE, dnl "bind now", stack protector) according to what the selected toolchain dnl can offer dnl dnl --enable-hardening: dnl same effect as --enable-hardening=try when the environment variables dnl in question are suppressed dnl dnl --disable-hardening: dnl do not apply any targeted hardening measures at all dnl dnl The user-injected environment variables that regulate the hardening in dnl default case are as follows: dnl dnl * CFLAGS_HARDENED_EXE, LDFLAGS_HARDENED_EXE dnl compiler and linker flags (respectively) for daemon programs dnl (pacemakerd, pacemaker-attrd, pacemaker-controld, pacemaker-execd, dnl cib, stonithd, pacemaker-remoted, pacemaker-schedulerd) dnl dnl * CFLAGS_HARDENED_LIB, LDFLAGS_HARDENED_LIB dnl compiler and linker flags (respectively) for libraries linked dnl with the daemon programs dnl dnl Note that these are purposedly targeted variables (addressing particular dnl targets all over the scattered Makefiles) and have no effect outside of dnl the predestined scope (e.g., CLI utilities). For a global reach, dnl use CFLAGS, LDFLAGS, etc. as usual. dnl dnl For guidance on the suitable flags consult, for instance: dnl https://fedoraproject.org/wiki/Changes/Harden_All_Packages#Detailed_Harden_Flags_Description dnl https://owasp.org/index.php/C-Based_Toolchain_Hardening#GCC.2FBinutils dnl if test "x${HARDENING}" != "xtry"; then unset CFLAGS_HARDENED_EXE unset CFLAGS_HARDENED_LIB unset LDFLAGS_HARDENED_EXE unset LDFLAGS_HARDENED_LIB fi if test "x${HARDENING}" = "xno"; then AC_MSG_NOTICE([Hardening: explicitly disabled]) elif test "x${HARDENING}" = "xyes" \ || test "$(env | grep -Ec '^(C|LD)FLAGS_HARDENED_(EXE|LIB)=.')" = 0; then dnl We'll figure out on our own... CFLAGS_HARDENED_EXE= CFLAGS_HARDENED_LIB= LDFLAGS_HARDENED_EXE= LDFLAGS_HARDENED_LIB= relro=0 pie=0 bindnow=0 # daemons incl. libs: partial RELRO flag="-Wl,-z,relro" CC_CHECK_LDFLAGS(["${flag}"], [LDFLAGS_HARDENED_EXE="${LDFLAGS_HARDENED_EXE} ${flag}"; LDFLAGS_HARDENED_LIB="${LDFLAGS_HARDENED_LIB} ${flag}"; relro=1]) # daemons: PIE for both CFLAGS and LDFLAGS if cc_supports_flag -fPIE; then flag="-pie" CC_CHECK_LDFLAGS(["${flag}"], [CFLAGS_HARDENED_EXE="${CFLAGS_HARDENED_EXE} -fPIE"; LDFLAGS_HARDENED_EXE="${LDFLAGS_HARDENED_EXE} ${flag}"; pie=1]) fi # daemons incl. libs: full RELRO if sensible + as-needed linking # so as to possibly mitigate startup performance # hit caused by excessive linking with unneeded # libraries if test "${relro}" = 1 && test "${pie}" = 1; then flag="-Wl,-z,now" CC_CHECK_LDFLAGS(["${flag}"], [LDFLAGS_HARDENED_EXE="${LDFLAGS_HARDENED_EXE} ${flag}"; LDFLAGS_HARDENED_LIB="${LDFLAGS_HARDENED_LIB} ${flag}"; bindnow=1]) fi if test "${bindnow}" = 1; then flag="-Wl,--as-needed" CC_CHECK_LDFLAGS(["${flag}"], [LDFLAGS_HARDENED_EXE="${LDFLAGS_HARDENED_EXE} ${flag}"; LDFLAGS_HARDENED_LIB="${LDFLAGS_HARDENED_LIB} ${flag}"]) fi # universal: prefer strong > all > default stack protector if possible flag= if cc_supports_flag -fstack-protector-strong; then flag="-fstack-protector-strong" elif cc_supports_flag -fstack-protector-all; then flag="-fstack-protector-all" elif cc_supports_flag -fstack-protector; then flag="-fstack-protector" fi if test -n "${flag}"; then CC_EXTRAS="${CC_EXTRAS} ${flag}" stackprot=1 fi if test "${relro}" = 1 \ || test "${pie}" = 1 \ || test "${stackprot}" = 1; then AC_MSG_NOTICE([Hardening: relro=${relro} pie=${pie} bindnow=${bindnow} stackprot=${flag}]) else AC_MSG_WARN([Hardening: no suitable features in the toolchain detected]) fi else AC_MSG_NOTICE([Hardening: using custom flags]) fi CFLAGS="$CFLAGS $CC_EXTRAS" NON_FATAL_CFLAGS="$CFLAGS" AC_SUBST(NON_FATAL_CFLAGS) dnl dnl We reset CFLAGS to include our warnings *after* all function dnl checking goes on, so that our warning flags don't keep the dnl AC_*FUNCS() calls above from working. In particular, -Werror will dnl *always* cause us troubles if we set it before here. dnl dnl if test "x${enable_fatal_warnings}" = xyes ; then AC_MSG_NOTICE(Enabling Fatal Warnings) CFLAGS="$CFLAGS $WERROR" fi AC_SUBST(CFLAGS) dnl This is useful for use in Makefiles that need to remove one specific flag CFLAGS_COPY="$CFLAGS" AC_SUBST(CFLAGS_COPY) AC_SUBST(LIBADD_DL) dnl extra flags for dynamic linking libraries AC_SUBST(LIBADD_INTL) dnl extra flags for GNU gettext stuff... AC_SUBST(LOCALE) dnl Options for cleaning up the compiler output QUIET_LIBTOOL_OPTS="" QUIET_MAKE_OPTS="" if test "x${enable_quiet}" = "xyes"; then QUIET_LIBTOOL_OPTS="--silent" QUIET_MAKE_OPTS="-s" # POSIX compliant fi AC_MSG_RESULT(Suppress make details: ${enable_quiet}) dnl Put the above variables to use LIBTOOL="${LIBTOOL} --tag=CC \$(QUIET_LIBTOOL_OPTS)" MAKEFLAGS="${MAKEFLAGS} ${QUIET_MAKE_OPTS}" AC_SUBST(CC) AC_SUBST(MAKEFLAGS) AC_SUBST(LIBTOOL) AC_SUBST(QUIET_LIBTOOL_OPTS) AC_DEFINE_UNQUOTED(CRM_FEATURES, "$PCMK_FEATURES", Set of enabled features) AC_SUBST(PCMK_FEATURES) dnl Files we output that need to be executable AC_CONFIG_FILES([cts/CTSlab.py], [chmod +x cts/CTSlab.py]) AC_CONFIG_FILES([cts/LSBDummy], [chmod +x cts/LSBDummy]) AC_CONFIG_FILES([cts/OCFIPraTest.py], [chmod +x cts/OCFIPraTest.py]) AC_CONFIG_FILES([cts/cluster_test], [chmod +x cts/cluster_test]) AC_CONFIG_FILES([cts/cts], [chmod +x cts/cts]) AC_CONFIG_FILES([cts/cts-cli], [chmod +x cts/cts-cli]) AC_CONFIG_FILES([cts/cts-coverage], [chmod +x cts/cts-coverage]) AC_CONFIG_FILES([cts/cts-exec], [chmod +x cts/cts-exec]) AC_CONFIG_FILES([cts/cts-fencing], [chmod +x cts/cts-fencing]) AC_CONFIG_FILES([cts/cts-log-watcher], [chmod +x cts/cts-log-watcher]) AC_CONFIG_FILES([cts/cts-regression], [chmod +x cts/cts-regression]) AC_CONFIG_FILES([cts/cts-scheduler], [chmod +x cts/cts-scheduler]) AC_CONFIG_FILES([cts/cts-support], [chmod +x cts/cts-support]) AC_CONFIG_FILES([cts/lxc_autogen.sh], [chmod +x cts/lxc_autogen.sh]) AC_CONFIG_FILES([cts/benchmark/clubench], [chmod +x cts/benchmark/clubench]) AC_CONFIG_FILES([cts/fence_dummy], [chmod +x cts/fence_dummy]) AC_CONFIG_FILES([cts/pacemaker-cts-dummyd], [chmod +x cts/pacemaker-cts-dummyd]) AC_CONFIG_FILES([daemons/fenced/fence_legacy], [chmod +x daemons/fenced/fence_legacy]) AC_CONFIG_FILES([doc/abi-check], [chmod +x doc/abi-check]) AC_CONFIG_FILES([extra/resources/ClusterMon], [chmod +x extra/resources/ClusterMon]) AC_CONFIG_FILES([extra/resources/HealthSMART], [chmod +x extra/resources/HealthSMART]) AC_CONFIG_FILES([extra/resources/SysInfo], [chmod +x extra/resources/SysInfo]) AC_CONFIG_FILES([extra/resources/ifspeed], [chmod +x extra/resources/ifspeed]) AC_CONFIG_FILES([extra/resources/o2cb], [chmod +x extra/resources/o2cb]) AC_CONFIG_FILES([tools/crm_failcount], [chmod +x tools/crm_failcount]) AC_CONFIG_FILES([tools/crm_master], [chmod +x tools/crm_master]) AC_CONFIG_FILES([tools/crm_report], [chmod +x tools/crm_report]) AC_CONFIG_FILES([tools/crm_standby], [chmod +x tools/crm_standby]) AC_CONFIG_FILES([tools/cibsecret], [chmod +x tools/cibsecret]) dnl Other files we output AC_CONFIG_FILES(Makefile \ cts/Makefile \ cts/CTS.py \ cts/CTSvars.py \ cts/benchmark/Makefile \ cts/pacemaker-cts-dummyd@.service \ daemons/Makefile \ daemons/attrd/Makefile \ daemons/based/Makefile \ daemons/controld/Makefile \ daemons/execd/Makefile \ daemons/execd/pacemaker_remote \ daemons/execd/pacemaker_remote.service \ daemons/fenced/Makefile \ daemons/pacemakerd/Makefile \ daemons/pacemakerd/pacemaker \ daemons/pacemakerd/pacemaker.service \ daemons/pacemakerd/pacemaker.upstart \ daemons/pacemakerd/pacemaker.combined.upstart \ daemons/schedulerd/Makefile \ doc/Doxyfile \ doc/Makefile \ doc/Clusters_from_Scratch/publican.cfg \ doc/Pacemaker_Administration/publican.cfg \ doc/Pacemaker_Development/publican.cfg \ doc/Pacemaker_Explained/publican.cfg \ doc/Pacemaker_Remote/publican.cfg \ extra/Makefile \ extra/alerts/Makefile \ extra/resources/Makefile \ extra/logrotate/Makefile \ extra/logrotate/pacemaker \ include/Makefile \ include/crm/Makefile \ include/crm/cib/Makefile \ include/crm/common/Makefile \ include/crm/cluster/Makefile \ include/crm/fencing/Makefile \ include/crm/pengine/Makefile \ include/pcmki/Makefile \ replace/Makefile \ lib/Makefile \ lib/pacemaker.pc \ lib/pacemaker-cib.pc \ lib/pacemaker-lrmd.pc \ lib/pacemaker-service.pc \ lib/pacemaker-pe_rules.pc \ lib/pacemaker-pe_status.pc \ lib/pacemaker-fencing.pc \ lib/pacemaker-cluster.pc \ lib/pacemaker-internal.pc \ lib/common/Makefile \ lib/cluster/Makefile \ lib/cib/Makefile \ lib/gnu/Makefile \ lib/internal/Makefile \ lib/pengine/Makefile \ lib/transition/Makefile \ lib/fencing/Makefile \ lib/lrmd/Makefile \ lib/services/Makefile \ maint/Makefile \ tools/Makefile \ tools/report.collector \ tools/report.common \ tools/crm_mon.service \ tools/crm_mon.upstart \ xml/Makefile \ ) dnl Now process the entire list of files added by previous dnl calls to AC_CONFIG_FILES() AC_OUTPUT() dnl ***************** dnl Configure summary dnl ***************** AC_MSG_RESULT([]) AC_MSG_RESULT([$PACKAGE configuration:]) AC_MSG_RESULT([ Version = ${VERSION} (Build: $BUILD_VERSION)]) AC_MSG_RESULT([ Features =${PCMK_FEATURES}]) AC_MSG_RESULT([]) AC_MSG_RESULT([ Prefix = ${prefix}]) AC_MSG_RESULT([ Executables = ${sbindir}]) AC_MSG_RESULT([ Man pages = ${mandir}]) AC_MSG_RESULT([ Libraries = ${libdir}]) AC_MSG_RESULT([ Header files = ${includedir}]) AC_MSG_RESULT([ Arch-independent files = ${datadir}]) AC_MSG_RESULT([ State information = ${localstatedir}]) AC_MSG_RESULT([ System configuration = ${sysconfdir}]) AC_MSG_RESULT([]) AC_MSG_RESULT([ HA group name = ${CRM_DAEMON_GROUP}]) AC_MSG_RESULT([ HA user name = ${CRM_DAEMON_USER}]) AC_MSG_RESULT([]) AC_MSG_RESULT([ CFLAGS = ${CFLAGS}]) AC_MSG_RESULT([ CFLAGS_HARDENED_EXE = ${CFLAGS_HARDENED_EXE}]) AC_MSG_RESULT([ CFLAGS_HARDENED_LIB = ${CFLAGS_HARDENED_LIB}]) AC_MSG_RESULT([ LDFLAGS_HARDENED_EXE = ${LDFLAGS_HARDENED_EXE}]) AC_MSG_RESULT([ LDFLAGS_HARDENED_LIB = ${LDFLAGS_HARDENED_LIB}]) AC_MSG_RESULT([ Libraries = ${LIBS}]) AC_MSG_RESULT([ Stack Libraries = ${CLUSTERLIBS}]) diff --git a/daemons/attrd/pacemaker-attrd.c b/daemons/attrd/pacemaker-attrd.c index 358e84127d..837459f643 100644 --- a/daemons/attrd/pacemaker-attrd.c +++ b/daemons/attrd/pacemaker-attrd.c @@ -1,424 +1,426 @@ /* - * Copyright 2013-2019 Andrew Beekhof + * Copyright 2013-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "pacemaker-attrd.h" lrmd_t *the_lrmd = NULL; crm_cluster_t *attrd_cluster = NULL; crm_trigger_t *attrd_config_read = NULL; static crm_exit_t attrd_exit_status = CRM_EX_OK; static void attrd_cpg_dispatch(cpg_handle_t handle, const struct cpg_name *groupName, uint32_t nodeid, uint32_t pid, void *msg, size_t msg_len) { uint32_t kind = 0; xmlNode *xml = NULL; const char *from = NULL; char *data = pcmk_message_common_cs(handle, nodeid, pid, msg, &kind, &from); if(data == NULL) { return; } if (kind == crm_class_cluster) { xml = string2xml(data); } if (xml == NULL) { crm_err("Bad message of class %d received from %s[%u]: '%.120s'", kind, from, nodeid, data); } else { crm_node_t *peer = crm_get_peer(nodeid, from); attrd_peer_message(peer, xml); } free_xml(xml); free(data); } static void attrd_cpg_destroy(gpointer unused) { if (attrd_shutting_down()) { crm_info("Corosync disconnection complete"); } else { crm_crit("Lost connection to cluster layer, shutting down"); attrd_exit_status = CRM_EX_DISCONNECT; attrd_shutdown(0); } } static void attrd_cib_replaced_cb(const char *event, xmlNode * msg) { if (attrd_shutting_down()) { return; } if (attrd_election_won()) { crm_notice("Updating all attributes after %s event", event); write_attributes(TRUE, FALSE); } // Check for changes in alerts mainloop_set_trigger(attrd_config_read); } static void attrd_cib_destroy_cb(gpointer user_data) { cib_t *conn = user_data; conn->cmds->signoff(conn); /* Ensure IPC is cleaned up */ if (attrd_shutting_down()) { crm_info("Connection disconnection complete"); } else { /* eventually this should trigger a reconnect, not a shutdown */ crm_crit("Lost connection to the CIB manager, shutting down"); attrd_exit_status = CRM_EX_DISCONNECT; attrd_shutdown(0); } return; } static void attrd_erase_cb(xmlNode *msg, int call_id, int rc, xmlNode *output, void *user_data) { do_crm_log_unlikely((rc? LOG_NOTICE : LOG_DEBUG), "Cleared transient attributes: %s " CRM_XS " xpath=%s rc=%d", pcmk_strerror(rc), (char *) user_data, rc); } #define XPATH_TRANSIENT "//node_state[@uname='%s']/" XML_TAG_TRANSIENT_NODEATTRS /*! * \internal * \brief Wipe all transient attributes for this node from the CIB * * Clear any previous transient node attributes from the CIB. This is * normally done by the DC's controller when this node leaves the cluster, but * this handles the case where the node restarted so quickly that the * cluster layer didn't notice. * * \todo If pacemaker-attrd respawns after crashing (see PCMK_respawned), * ideally we'd skip this and sync our attributes from the writer. * However, currently we reject any values for us that the writer has, in * attrd_peer_update(). */ static void attrd_erase_attrs() { int call_id; char *xpath = crm_strdup_printf(XPATH_TRANSIENT, attrd_cluster->uname); crm_info("Clearing transient attributes from CIB " CRM_XS " xpath=%s", xpath); call_id = the_cib->cmds->remove(the_cib, xpath, NULL, cib_quorum_override | cib_xpath); the_cib->cmds->register_callback_full(the_cib, call_id, 120, FALSE, xpath, "attrd_erase_cb", attrd_erase_cb, free); } static int attrd_cib_connect(int max_retry) { static int attempts = 0; int rc = -ENOTCONN; the_cib = cib_new(); if (the_cib == NULL) { return -ENOTCONN; } do { if(attempts > 0) { sleep(attempts); } attempts++; crm_debug("Connection attempt %d to the CIB manager", attempts); rc = the_cib->cmds->signon(the_cib, T_ATTRD, cib_command); } while(rc != pcmk_ok && attempts < max_retry); if (rc != pcmk_ok) { crm_err("Connection to the CIB manager failed: %s " CRM_XS " rc=%d", pcmk_strerror(rc), rc); goto cleanup; } crm_debug("Connected to the CIB manager after %d attempts", attempts); rc = the_cib->cmds->set_connection_dnotify(the_cib, attrd_cib_destroy_cb); if (rc != pcmk_ok) { crm_err("Could not set disconnection callback"); goto cleanup; } rc = the_cib->cmds->add_notify_callback(the_cib, T_CIB_REPLACE_NOTIFY, attrd_cib_replaced_cb); if(rc != pcmk_ok) { crm_err("Could not set CIB notification callback"); goto cleanup; } rc = the_cib->cmds->add_notify_callback(the_cib, T_CIB_DIFF_NOTIFY, attrd_cib_updated_cb); if (rc != pcmk_ok) { crm_err("Could not set CIB notification callback (update)"); goto cleanup; } return pcmk_ok; cleanup: the_cib->cmds->signoff(the_cib); cib_delete(the_cib); the_cib = NULL; return -ENOTCONN; } /*! * \internal * \brief Prepare the CIB after cluster is connected */ static void attrd_cib_init() { // We have no attribute values in memory, wipe the CIB to match attrd_erase_attrs(); // Set a trigger for reading the CIB (for the alerts section) attrd_config_read = mainloop_add_trigger(G_PRIORITY_HIGH, attrd_read_options, NULL); // Always read the CIB at start-up mainloop_set_trigger(attrd_config_read); } static qb_ipcs_service_t *ipcs = NULL; static int32_t attrd_ipc_dispatch(qb_ipcs_connection_t * c, void *data, size_t size) { uint32_t id = 0; uint32_t flags = 0; crm_client_t *client = crm_client_get(c); xmlNode *xml = crm_ipcs_recv(client, data, size, &id, &flags); const char *op; if (xml == NULL) { crm_debug("No msg from %d (%p)", crm_ipcs_client_pid(c), c); return 0; } #if ENABLE_ACL CRM_ASSERT(client->user != NULL); crm_acl_get_set_user(xml, F_ATTRD_USER, client->user); #endif crm_trace("Processing msg from %d (%p)", crm_ipcs_client_pid(c), c); crm_log_xml_trace(xml, __FUNCTION__); op = crm_element_value(xml, F_ATTRD_TASK); if (client->name == NULL) { const char *value = crm_element_value(xml, F_ORIG); client->name = crm_strdup_printf("%s.%d", value?value:"unknown", client->pid); } if (safe_str_eq(op, ATTRD_OP_PEER_REMOVE)) { attrd_send_ack(client, id, flags); attrd_client_peer_remove(client->name, xml); } else if (safe_str_eq(op, ATTRD_OP_CLEAR_FAILURE)) { attrd_send_ack(client, id, flags); attrd_client_clear_failure(xml); } else if (safe_str_eq(op, ATTRD_OP_UPDATE)) { attrd_send_ack(client, id, flags); attrd_client_update(xml); } else if (safe_str_eq(op, ATTRD_OP_UPDATE_BOTH)) { attrd_send_ack(client, id, flags); attrd_client_update(xml); } else if (safe_str_eq(op, ATTRD_OP_UPDATE_DELAY)) { attrd_send_ack(client, id, flags); attrd_client_update(xml); } else if (safe_str_eq(op, ATTRD_OP_REFRESH)) { attrd_send_ack(client, id, flags); attrd_client_refresh(); } else if (safe_str_eq(op, ATTRD_OP_QUERY)) { /* queries will get reply, so no ack is necessary */ attrd_client_query(client, id, flags, xml); } else { crm_info("Ignoring request from client %s with unknown operation %s", client->name, op); } free_xml(xml); return 0; } void attrd_ipc_fini() { if (ipcs != NULL) { crm_client_disconnect_all(ipcs); qb_ipcs_destroy(ipcs); ipcs = NULL; } } static int attrd_cluster_connect() { attrd_cluster = calloc(1, sizeof(crm_cluster_t)); attrd_cluster->destroy = attrd_cpg_destroy; attrd_cluster->cpg.cpg_deliver_fn = attrd_cpg_dispatch; attrd_cluster->cpg.cpg_confchg_fn = pcmk_cpg_membership; crm_set_status_callback(&attrd_peer_change_cb); if (crm_cluster_connect(attrd_cluster) == FALSE) { crm_err("Cluster connection failed"); return -ENOTCONN; } return pcmk_ok; } /* *INDENT-OFF* */ static struct crm_option long_options[] = { /* Top-level Options */ {"help", 0, 0, '?', "\tThis text"}, {"verbose", 0, 0, 'V', "\tIncrease debug output"}, {0, 0, 0, 0} }; /* *INDENT-ON* */ int main(int argc, char **argv) { int flag = 0; int index = 0; int argerr = 0; attrd_init_mainloop(); crm_log_preinit(NULL, argc, argv); crm_set_options(NULL, "[options]", long_options, "Daemon for aggregating and atomically storing node attribute updates into the CIB"); mainloop_add_signal(SIGTERM, attrd_shutdown); while (1) { flag = crm_get_option(argc, argv, &index); if (flag == -1) break; switch (flag) { case 'V': crm_bump_log_level(argc, argv); break; case 'h': /* Help message */ crm_help(flag, CRM_EX_OK); break; default: ++argerr; break; } } if (optind > argc) { ++argerr; } if (argerr) { crm_help('?', CRM_EX_USAGE); } crm_log_init(T_ATTRD, LOG_INFO, TRUE, FALSE, argc, argv, FALSE); crm_info("Starting up"); attributes = g_hash_table_new_full(crm_str_hash, g_str_equal, NULL, free_attribute); /* Connect to the CIB before connecting to the cluster or listening for IPC. * This allows us to assume the CIB is connected whenever we process a * cluster or IPC message (which also avoids start-up race conditions). */ if (attrd_cib_connect(10) != pcmk_ok) { attrd_exit_status = CRM_EX_FATAL; goto done; } crm_info("CIB connection active"); if (attrd_cluster_connect() != pcmk_ok) { attrd_exit_status = CRM_EX_FATAL; goto done; } crm_info("Cluster connection active"); // Initialization that requires the cluster to be connected attrd_election_init(); attrd_cib_init(); /* Set a private attribute for ourselves with the protocol version we * support. This lets all nodes determine the minimum supported version * across all nodes. It also ensures that the writer learns our node name, * so it can send our attributes to the CIB. */ attrd_broadcast_protocol(); attrd_init_ipc(&ipcs, attrd_ipc_dispatch); crm_info("Accepting attribute updates"); attrd_run_mainloop(); done: crm_info("Shutting down attribute manager"); attrd_election_fini(); attrd_ipc_fini(); attrd_lrmd_disconnect(); attrd_cib_disconnect(); g_hash_table_destroy(attributes); - return crm_exit(attrd_exit_status); + crm_exit(attrd_exit_status); } diff --git a/daemons/based/based_remote.c b/daemons/based/based_remote.c index 21ce61f2de..e8e86fb26e 100644 --- a/daemons/based/based_remote.c +++ b/daemons/based/based_remote.c @@ -1,690 +1,687 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "pacemaker-based.h" /* #undef HAVE_PAM_PAM_APPL_H */ /* #undef HAVE_GNUTLS_GNUTLS_H */ #ifdef HAVE_GNUTLS_GNUTLS_H # undef KEYFILE # include #endif #include #include #if HAVE_SECURITY_PAM_APPL_H # include # define HAVE_PAM 1 #else # if HAVE_PAM_PAM_APPL_H # include # define HAVE_PAM 1 # endif #endif extern int remote_tls_fd; extern gboolean cib_shutdown_flag; int init_remote_listener(int port, gboolean encrypted); void cib_remote_connection_destroy(gpointer user_data); #ifdef HAVE_GNUTLS_GNUTLS_H gnutls_dh_params_t dh_params; gnutls_anon_server_credentials_t anon_cred_s; static void debug_log(int level, const char *str) { fputs(str, stderr); } #endif #define REMOTE_AUTH_TIMEOUT 10000 int num_clients; int authenticate_user(const char *user, const char *passwd); static int cib_remote_listen(gpointer data); static int cib_remote_msg(gpointer data); static void remote_connection_destroy(gpointer user_data) { crm_info("No longer listening for remote connections"); return; } int init_remote_listener(int port, gboolean encrypted) { int rc; int *ssock = NULL; struct sockaddr_in saddr; int optval; static struct mainloop_fd_callbacks remote_listen_fd_callbacks = { .dispatch = cib_remote_listen, .destroy = remote_connection_destroy, }; if (port <= 0) { /* don't start it */ return 0; } if (encrypted) { #ifndef HAVE_GNUTLS_GNUTLS_H crm_warn("TLS support is not available"); return 0; #else crm_notice("Starting TLS listener on port %d", port); crm_gnutls_global_init(); /* gnutls_global_set_log_level (10); */ gnutls_global_set_log_function(debug_log); if (pcmk__init_tls_dh(&dh_params) != GNUTLS_E_SUCCESS) { return -1; } gnutls_anon_allocate_server_credentials(&anon_cred_s); gnutls_anon_set_server_dh_params(anon_cred_s, dh_params); #endif } else { crm_warn("Starting plain-text listener on port %d", port); } #ifndef HAVE_PAM crm_warn("PAM is _not_ enabled!"); #endif /* create server socket */ ssock = malloc(sizeof(int)); if(ssock == NULL) { crm_perror(LOG_ERR, "Listener socket allocation failed"); return -1; } *ssock = socket(AF_INET, SOCK_STREAM, 0); if (*ssock == -1) { crm_perror(LOG_ERR, "Listener socket creation failed"); free(ssock); return -1; } /* reuse address */ optval = 1; rc = setsockopt(*ssock, SOL_SOCKET, SO_REUSEADDR, &optval, sizeof(optval)); if (rc < 0) { crm_perror(LOG_WARNING, "Local address reuse not allowed on listener socket"); } /* bind server socket */ memset(&saddr, '\0', sizeof(saddr)); saddr.sin_family = AF_INET; saddr.sin_addr.s_addr = INADDR_ANY; saddr.sin_port = htons(port); if (bind(*ssock, (struct sockaddr *)&saddr, sizeof(saddr)) == -1) { crm_perror(LOG_ERR, "Cannot bind to listener socket"); close(*ssock); free(ssock); return -2; } if (listen(*ssock, 10) == -1) { crm_perror(LOG_ERR, "Cannot listen on socket"); close(*ssock); free(ssock); return -3; } mainloop_add_fd("cib-remote", G_PRIORITY_DEFAULT, *ssock, ssock, &remote_listen_fd_callbacks); crm_debug("Started listener on port %d", port); return *ssock; } static int check_group_membership(const char *usr, const char *grp) { int index = 0; struct passwd *pwd = NULL; struct group *group = NULL; CRM_CHECK(usr != NULL, return FALSE); CRM_CHECK(grp != NULL, return FALSE); pwd = getpwnam(usr); if (pwd == NULL) { crm_err("No user named '%s' exists!", usr); return FALSE; } group = getgrgid(pwd->pw_gid); if (group != NULL && crm_str_eq(grp, group->gr_name, TRUE)) { return TRUE; } group = getgrnam(grp); if (group == NULL) { crm_err("No group named '%s' exists!", grp); return FALSE; } while (TRUE) { char *member = group->gr_mem[index++]; if (member == NULL) { break; } else if (crm_str_eq(usr, member, TRUE)) { return TRUE; } }; return FALSE; } static gboolean cib_remote_auth(xmlNode * login) { const char *user = NULL; const char *pass = NULL; const char *tmp = NULL; crm_log_xml_info(login, "Login: "); if (login == NULL) { return FALSE; } tmp = crm_element_name(login); if (safe_str_neq(tmp, "cib_command")) { crm_err("Wrong tag: %s", tmp); return FALSE; } tmp = crm_element_value(login, "op"); if (safe_str_neq(tmp, "authenticate")) { crm_err("Wrong operation: %s", tmp); return FALSE; } user = crm_element_value(login, "user"); pass = crm_element_value(login, "password"); if (!user || !pass) { crm_err("missing auth credentials"); return FALSE; } /* Non-root daemons can only validate the password of the * user they're running as */ if (check_group_membership(user, CRM_DAEMON_GROUP) == FALSE) { crm_err("User is not a member of the required group"); return FALSE; } else if (authenticate_user(user, pass) == FALSE) { crm_err("PAM auth failed"); return FALSE; } return TRUE; } static gboolean remote_auth_timeout_cb(gpointer data) { crm_client_t *client = data; client->remote->auth_timeout = 0; if (client->remote->authenticated == TRUE) { return FALSE; } mainloop_del_fd(client->remote->source); crm_err("Remote client authentication timed out"); return FALSE; } static int cib_remote_listen(gpointer data) { int csock = 0; unsigned laddr; struct sockaddr_storage addr; char ipstr[INET6_ADDRSTRLEN]; int ssock = *(int *)data; int rc; crm_client_t *new_client = NULL; static struct mainloop_fd_callbacks remote_client_fd_callbacks = { .dispatch = cib_remote_msg, .destroy = cib_remote_connection_destroy, }; /* accept the connection */ laddr = sizeof(addr); memset(&addr, 0, sizeof(addr)); csock = accept(ssock, (struct sockaddr *)&addr, &laddr); if (csock == -1) { crm_perror(LOG_ERR, "Could not accept socket connection"); return TRUE; } crm_sockaddr2str(&addr, ipstr); crm_debug("New %s connection from %s", ((ssock == remote_tls_fd)? "secure" : "clear-text"), ipstr); rc = crm_set_nonblocking(csock); if (rc < 0) { crm_err("Could not set socket non-blocking: %s " CRM_XS " rc=%d", pcmk_strerror(rc), rc); close(csock); return TRUE; } num_clients++; crm_client_init(); new_client = crm_client_alloc(NULL); new_client->remote = calloc(1, sizeof(crm_remote_t)); if (ssock == remote_tls_fd) { #ifdef HAVE_GNUTLS_GNUTLS_H new_client->kind = CRM_CLIENT_TLS; /* create gnutls session for the server socket */ new_client->remote->tls_session = pcmk__new_tls_session(csock, GNUTLS_SERVER, GNUTLS_CRD_ANON, anon_cred_s); if (new_client->remote->tls_session == NULL) { close(csock); return TRUE; } #endif } else { new_client->kind = CRM_CLIENT_TCP; new_client->remote->tcp_socket = csock; } // Require the client to authenticate within this time new_client->remote->auth_timeout = g_timeout_add(REMOTE_AUTH_TIMEOUT, remote_auth_timeout_cb, new_client); crm_info("Remote CIB client pending authentication " CRM_XS " %p id: %s", new_client, new_client->id); new_client->remote->source = mainloop_add_fd("cib-remote-client", G_PRIORITY_DEFAULT, csock, new_client, &remote_client_fd_callbacks); return TRUE; } void cib_remote_connection_destroy(gpointer user_data) { crm_client_t *client = user_data; int csock = 0; if (client == NULL) { return; } crm_trace("Cleaning up after client disconnect: %s/%s", crm_str(client->name), client->id); num_clients--; crm_trace("Num unfree'd clients: %d", num_clients); switch (client->kind) { case CRM_CLIENT_TCP: csock = client->remote->tcp_socket; break; #ifdef HAVE_GNUTLS_GNUTLS_H case CRM_CLIENT_TLS: if (client->remote->tls_session) { void *sock_ptr = gnutls_transport_get_ptr(*client->remote->tls_session); csock = GPOINTER_TO_INT(sock_ptr); if (client->remote->tls_handshake_complete) { gnutls_bye(*client->remote->tls_session, GNUTLS_SHUT_WR); } gnutls_deinit(*client->remote->tls_session); gnutls_free(client->remote->tls_session); client->remote->tls_session = NULL; } break; #endif default: crm_warn("Unexpected client type %d", client->kind); } if (csock > 0) { close(csock); } crm_client_destroy(client); crm_trace("Freed the cib client"); if (cib_shutdown_flag) { cib_shutdown(0); } return; } static void cib_handle_remote_msg(crm_client_t * client, xmlNode * command) { const char *value = NULL; value = crm_element_name(command); if (safe_str_neq(value, "cib_command")) { crm_log_xml_trace(command, "Bad command: "); return; } if (client->name == NULL) { value = crm_element_value(command, F_CLIENTNAME); if (value == NULL) { client->name = strdup(client->id); } else { client->name = strdup(value); } } if (client->userdata == NULL) { value = crm_element_value(command, F_CIB_CALLBACK_TOKEN); if (value != NULL) { client->userdata = strdup(value); crm_trace("Callback channel for %s is %s", client->id, (char*)client->userdata); } else { client->userdata = strdup(client->id); } } /* unset dangerous options */ xml_remove_prop(command, F_ORIG); xml_remove_prop(command, F_CIB_HOST); xml_remove_prop(command, F_CIB_GLOBAL_UPDATE); crm_xml_add(command, F_TYPE, T_CIB); crm_xml_add(command, F_CIB_CLIENTID, client->id); crm_xml_add(command, F_CIB_CLIENTNAME, client->name); #if ENABLE_ACL crm_xml_add(command, F_CIB_USER, client->user); #endif if (crm_element_value(command, F_CIB_CALLID) == NULL) { char *call_uuid = crm_generate_uuid(); /* fix the command */ crm_xml_add(command, F_CIB_CALLID, call_uuid); free(call_uuid); } if (crm_element_value(command, F_CIB_CALLOPTS) == NULL) { crm_xml_add_int(command, F_CIB_CALLOPTS, 0); } crm_log_xml_trace(command, "Remote command: "); cib_common_callback_worker(0, 0, command, client, TRUE); } static int cib_remote_msg(gpointer data) { xmlNode *command = NULL; crm_client_t *client = data; int disconnected = 0; int timeout = client->remote->authenticated ? -1 : 1000; crm_trace("%s callback", client->kind != CRM_CLIENT_TCP ? "secure" : "clear-text"); #ifdef HAVE_GNUTLS_GNUTLS_H if (client->kind == CRM_CLIENT_TLS && (client->remote->tls_handshake_complete == FALSE)) { int rc = pcmk__read_handshake_data(client); if (rc == 0) { /* No more data is available at the moment. Just return for now; * we'll get invoked again once the client sends more. */ return 0; } else if (rc < 0) { crm_err("TLS handshake with remote CIB client failed: %s " CRM_XS " rc=%d", gnutls_strerror(rc), rc); return -1; } crm_debug("TLS handshake with remote CIB client completed"); client->remote->tls_handshake_complete = TRUE; if (client->remote->auth_timeout) { g_source_remove(client->remote->auth_timeout); } // Require the client to authenticate within this time client->remote->auth_timeout = g_timeout_add(REMOTE_AUTH_TIMEOUT, remote_auth_timeout_cb, client); return 0; } #endif crm_remote_recv(client->remote, timeout, &disconnected); /* must pass auth before we will process anything else */ if (client->remote->authenticated == FALSE) { xmlNode *reg; #if ENABLE_ACL const char *user = NULL; #endif command = crm_remote_parse_buffer(client->remote); if (cib_remote_auth(command) == FALSE) { free_xml(command); return -1; } crm_notice("Remote CIB client connection accepted"); client->remote->authenticated = TRUE; g_source_remove(client->remote->auth_timeout); client->remote->auth_timeout = 0; client->name = crm_element_value_copy(command, "name"); #if ENABLE_ACL user = crm_element_value(command, "user"); if (user) { client->user = strdup(user); } #endif /* send ACK */ reg = create_xml_node(NULL, "cib_result"); crm_xml_add(reg, F_CIB_OPERATION, CRM_OP_REGISTER); crm_xml_add(reg, F_CIB_CLIENTID, client->id); crm_remote_send(client->remote, reg); free_xml(reg); free_xml(command); } command = crm_remote_parse_buffer(client->remote); while (command) { crm_trace("Remote client message received"); cib_handle_remote_msg(client, command); free_xml(command); command = crm_remote_parse_buffer(client->remote); } if (disconnected) { crm_trace("Remote CIB client disconnected while reading from it"); return -1; } return 0; } #ifdef HAVE_PAM -/* - * Useful Examples: - * http://www.kernel.org/pub/linux/libs/pam/Linux-PAM-html - * http://developer.apple.com/samplecode/CryptNoMore/index.html - */ static int construct_pam_passwd(int num_msg, const struct pam_message **msg, struct pam_response **response, void *data) { int count = 0; struct pam_response *reply; char *string = (char *)data; CRM_CHECK(data, return PAM_CONV_ERR); CRM_CHECK(num_msg == 1, return PAM_CONV_ERR); /* We only want to handle one message */ reply = calloc(1, sizeof(struct pam_response)); CRM_ASSERT(reply != NULL); for (count = 0; count < num_msg; ++count) { switch (msg[count]->msg_style) { case PAM_TEXT_INFO: crm_info("PAM: %s", msg[count]->msg); break; case PAM_PROMPT_ECHO_OFF: case PAM_PROMPT_ECHO_ON: reply[count].resp_retcode = 0; reply[count].resp = string; /* We already made a copy */ case PAM_ERROR_MSG: /* In theory we'd want to print this, but then * we see the password prompt in the logs */ /* crm_err("PAM error: %s", msg[count]->msg); */ break; default: crm_err("Unhandled conversation type: %d", msg[count]->msg_style); goto bail; } } *response = reply; reply = NULL; return PAM_SUCCESS; bail: for (count = 0; count < num_msg; ++count) { if (reply[count].resp != NULL) { switch (msg[count]->msg_style) { case PAM_PROMPT_ECHO_ON: case PAM_PROMPT_ECHO_OFF: /* Erase the data - it contained a password */ while (*(reply[count].resp)) { *(reply[count].resp)++ = '\0'; } free(reply[count].resp); break; } reply[count].resp = NULL; } } free(reply); reply = NULL; return PAM_CONV_ERR; } #endif int authenticate_user(const char *user, const char *passwd) { #ifndef HAVE_PAM gboolean pass = TRUE; #else int rc = 0; gboolean pass = FALSE; const void *p_user = NULL; struct pam_conv p_conv; struct pam_handle *pam_h = NULL; static const char *pam_name = NULL; if (pam_name == NULL) { pam_name = getenv("CIB_pam_service"); } if (pam_name == NULL) { pam_name = "login"; } p_conv.conv = construct_pam_passwd; p_conv.appdata_ptr = strdup(passwd); rc = pam_start(pam_name, user, &p_conv, &pam_h); if (rc != PAM_SUCCESS) { crm_err("Could not initialize PAM: %s (%d)", pam_strerror(pam_h, rc), rc); goto bail; } rc = pam_authenticate(pam_h, 0); if (rc != PAM_SUCCESS) { crm_err("Authentication failed for %s: %s (%d)", user, pam_strerror(pam_h, rc), rc); goto bail; } /* Make sure we authenticated the user we wanted to authenticate. * Since we also run as non-root, it might be worth pre-checking * the user has the same EID as us, since that the only user we * can authenticate. */ rc = pam_get_item(pam_h, PAM_USER, &p_user); if (rc != PAM_SUCCESS) { crm_err("Internal PAM error: %s (%d)", pam_strerror(pam_h, rc), rc); goto bail; } else if (p_user == NULL) { crm_err("Unknown user authenticated."); goto bail; } else if (safe_str_neq(p_user, user)) { crm_err("User mismatch: %s vs. %s.", (const char *)p_user, (const char *)user); goto bail; } rc = pam_acct_mgmt(pam_h, 0); if (rc != PAM_SUCCESS) { crm_err("Access denied: %s (%d)", pam_strerror(pam_h, rc), rc); goto bail; } pass = TRUE; bail: pam_end(pam_h, rc); #endif return pass; } diff --git a/daemons/based/pacemaker-based.c b/daemons/based/pacemaker-based.c index 7791e0a771..c5d1812aa9 100644 --- a/daemons/based/pacemaker-based.c +++ b/daemons/based/pacemaker-based.c @@ -1,371 +1,373 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #if HAVE_BZLIB_H # include #endif extern int init_remote_listener(int port, gboolean encrypted); gboolean cib_shutdown_flag = FALSE; int cib_status = pcmk_ok; crm_cluster_t crm_cluster; GMainLoop *mainloop = NULL; const char *cib_root = NULL; char *cib_our_uname = NULL; static gboolean preserve_status = FALSE; /* volatile because it may be changed in a signal handler */ volatile gboolean cib_writes_enabled = TRUE; int remote_fd = 0; int remote_tls_fd = 0; GHashTable *config_hash = NULL; GHashTable *local_notify_queue = NULL; int cib_init(void); void cib_shutdown(int nsig); static bool startCib(const char *filename); extern int write_cib_contents(gpointer p); void cib_cleanup(void); static void cib_enable_writes(int nsig) { crm_info("(Re)enabling disk writes"); cib_writes_enabled = TRUE; } static void log_cib_client(gpointer key, gpointer value, gpointer user_data) { crm_info("Client %s", crm_client_name(value)); } /* *INDENT-OFF* */ static struct crm_option long_options[] = { /* Top-level Options */ {"help", 0, 0, '?', "\tThis text"}, {"verbose", 0, 0, 'V', "\tIncrease debug output"}, {"stand-alone", 0, 0, 's', "\tAdvanced use only"}, {"disk-writes", 0, 0, 'w', "\tAdvanced use only"}, {"cib-root", 1, 0, 'r', "\tAdvanced use only"}, {0, 0, 0, 0} }; /* *INDENT-ON* */ int main(int argc, char **argv) { int flag; int rc = 0; int index = 0; int argerr = 0; struct passwd *pwentry = NULL; crm_log_preinit(NULL, argc, argv); crm_set_options(NULL, "[options]", long_options, "Daemon for storing and replicating the cluster configuration"); crm_peer_init(); mainloop_add_signal(SIGTERM, cib_shutdown); mainloop_add_signal(SIGPIPE, cib_enable_writes); cib_writer = mainloop_add_trigger(G_PRIORITY_LOW, write_cib_contents, NULL); while (1) { flag = crm_get_option(argc, argv, &index); if (flag == -1) break; switch (flag) { case 'V': crm_bump_log_level(argc, argv); break; case 's': stand_alone = TRUE; preserve_status = TRUE; cib_writes_enabled = FALSE; pwentry = getpwnam(CRM_DAEMON_USER); CRM_CHECK(pwentry != NULL, crm_perror(LOG_ERR, "Invalid uid (%s) specified", CRM_DAEMON_USER); return CRM_EX_FATAL); rc = setgid(pwentry->pw_gid); if (rc < 0) { crm_perror(LOG_ERR, "Could not set group to %d", pwentry->pw_gid); return CRM_EX_FATAL; } rc = initgroups(CRM_DAEMON_USER, pwentry->pw_gid); if (rc < 0) { crm_perror(LOG_ERR, "Could not setup groups for user %d", pwentry->pw_uid); return CRM_EX_FATAL; } rc = setuid(pwentry->pw_uid); if (rc < 0) { crm_perror(LOG_ERR, "Could not set user to %d", pwentry->pw_uid); return CRM_EX_FATAL; } break; case '?': /* Help message */ crm_help(flag, CRM_EX_OK); break; case 'w': cib_writes_enabled = TRUE; break; case 'r': cib_root = optarg; break; case 'm': cib_metadata(); return CRM_EX_OK; default: ++argerr; break; } } if (argc - optind == 1 && safe_str_eq("metadata", argv[optind])) { cib_metadata(); return CRM_EX_OK; } if (optind > argc) { ++argerr; } if (argerr) { crm_help('?', CRM_EX_USAGE); } crm_log_init(NULL, LOG_INFO, TRUE, FALSE, argc, argv, FALSE); if (cib_root == NULL) { cib_root = CRM_CONFIG_DIR; } else { crm_notice("Using custom config location: %s", cib_root); } if (pcmk__daemon_can_write(cib_root, NULL) == FALSE) { crm_err("Terminating due to bad permissions on %s", cib_root); fprintf(stderr, "ERROR: Bad permissions on %s (see logs for details)\n", cib_root); fflush(stderr); return CRM_EX_FATAL; } /* read local config file */ cib_init(); // This should not be reachable CRM_CHECK(crm_hash_table_size(client_connections) == 0, crm_warn("Not all clients gone at exit")); g_hash_table_foreach(client_connections, log_cib_client, NULL); cib_cleanup(); crm_info("Done"); return CRM_EX_OK; } void cib_cleanup(void) { crm_peer_destroy(); if (local_notify_queue) { g_hash_table_destroy(local_notify_queue); } crm_client_cleanup(); g_hash_table_destroy(config_hash); free(cib_our_uname); } #if SUPPORT_COROSYNC static void cib_cs_dispatch(cpg_handle_t handle, const struct cpg_name *groupName, uint32_t nodeid, uint32_t pid, void *msg, size_t msg_len) { uint32_t kind = 0; xmlNode *xml = NULL; const char *from = NULL; char *data = pcmk_message_common_cs(handle, nodeid, pid, msg, &kind, &from); if(data == NULL) { return; } if (kind == crm_class_cluster) { xml = string2xml(data); if (xml == NULL) { crm_err("Invalid XML: '%.120s'", data); free(data); return; } crm_xml_add(xml, F_ORIG, from); /* crm_xml_add_int(xml, F_SEQ, wrapper->id); */ cib_peer_callback(xml, NULL); } free_xml(xml); free(data); } static void cib_cs_destroy(gpointer user_data) { if (cib_shutdown_flag) { crm_info("Corosync disconnection complete"); } else { crm_crit("Lost connection to cluster layer, shutting down"); terminate_cib(__FUNCTION__, CRM_EX_DISCONNECT); } } #endif static void cib_peer_update_callback(enum crm_status_type type, crm_node_t * node, const void *data) { switch (type) { case crm_status_processes: if (cib_legacy_mode() && is_not_set(node->processes, crm_get_cluster_proc())) { uint32_t old = data? *(const uint32_t *)data : 0; if ((node->processes ^ old) & crm_proc_cpg) { crm_info("Attempting to disable legacy mode after %s left the cluster", node->uname); legacy_mode = FALSE; } } break; case crm_status_uname: case crm_status_nstate: if (cib_shutdown_flag && (crm_active_peers() < 2) && crm_hash_table_size(client_connections) == 0) { crm_info("No more peers"); terminate_cib(__FUNCTION__, -1); } break; } } int cib_init(void) { if (is_corosync_cluster()) { #if SUPPORT_COROSYNC crm_cluster.destroy = cib_cs_destroy; crm_cluster.cpg.cpg_deliver_fn = cib_cs_dispatch; crm_cluster.cpg.cpg_confchg_fn = pcmk_cpg_membership; #endif } config_hash = crm_str_table_new(); if (startCib("cib.xml") == FALSE) { crm_crit("Cannot start CIB... terminating"); crm_exit(CRM_EX_NOINPUT); } if (stand_alone == FALSE) { if (is_corosync_cluster()) { crm_set_status_callback(&cib_peer_update_callback); } if (crm_cluster_connect(&crm_cluster) == FALSE) { crm_crit("Cannot sign in to the cluster... terminating"); crm_exit(CRM_EX_FATAL); } cib_our_uname = crm_cluster.uname; } else { cib_our_uname = strdup("localhost"); } cib_ipc_servers_init(&ipcs_ro, &ipcs_rw, &ipcs_shm, &ipc_ro_callbacks, &ipc_rw_callbacks); if (stand_alone) { cib_is_master = TRUE; } /* Create the mainloop and run it... */ mainloop = g_main_loop_new(NULL, FALSE); crm_info("Starting %s mainloop", crm_system_name); g_main_loop_run(mainloop); /* If main loop returned, clean up and exit. We disconnect in case * terminate_cib() was called with fast=-1. */ crm_cluster_disconnect(&crm_cluster); cib_ipc_servers_destroy(ipcs_ro, ipcs_rw, ipcs_shm); - return crm_exit(CRM_EX_OK); + crm_exit(CRM_EX_OK); } static bool startCib(const char *filename) { gboolean active = FALSE; xmlNode *cib = readCibXmlFile(cib_root, filename, !preserve_status); if (activateCibXml(cib, TRUE, "start") == 0) { int port = 0; const char *port_s = NULL; active = TRUE; cib_read_config(config_hash, cib); port_s = crm_element_value(cib, "remote-tls-port"); if (port_s) { port = crm_parse_int(port_s, "0"); remote_tls_fd = init_remote_listener(port, TRUE); } port_s = crm_element_value(cib, "remote-clear-port"); if (port_s) { port = crm_parse_int(port_s, "0"); remote_fd = init_remote_listener(port, FALSE); } crm_info("CIB Initialization completed successfully"); } return active; } diff --git a/daemons/controld/controld_attrd.c b/daemons/controld/controld_attrd.c index 06538041cb..c874a214a2 100644 --- a/daemons/controld/controld_attrd.c +++ b/daemons/controld/controld_attrd.c @@ -1,173 +1,186 @@ /* - * Copyright 2006-2018 Andrew Beekhof + * Copyright 2006-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include -crm_ipc_t *attrd_ipc = NULL; +static crm_ipc_t *attrd_ipc = NULL; + +void +controld_close_attrd_ipc() +{ + if (attrd_ipc) { + crm_trace("Closing connection to pacemaker-attrd"); + crm_ipc_close(attrd_ipc); + crm_ipc_destroy(attrd_ipc); + attrd_ipc = NULL; + } +} static void log_attrd_error(const char *host, const char *name, const char *value, gboolean is_remote, char command, int rc) { const char *node_type = (is_remote? "Pacemaker Remote" : "cluster"); gboolean shutting_down = is_set(fsa_input_register, R_SHUTDOWN); const char *when = (shutting_down? " at shutdown" : ""); switch (command) { case 0: crm_err("Could not clear failure attributes for %s on %s node %s%s: %s " CRM_XS " rc=%d", (name? name : "all resources"), node_type, host, when, pcmk_strerror(rc), rc); break; case 'C': crm_err("Could not purge %s node %s in attribute manager%s: %s " CRM_XS " rc=%d", node_type, host, when, pcmk_strerror(rc), rc); break; case 'U': /* We weren't able to update an attribute after several retries, * so something is horribly wrong with the attribute manager or the * underlying system. */ do_crm_log(AM_I_DC? LOG_CRIT : LOG_ERR, "Could not update attribute %s=%s for %s node %s%s: %s " CRM_XS " rc=%d", name, value, node_type, host, when, pcmk_strerror(rc), rc); if (AM_I_DC) { /* We are unable to provide accurate information to the * scheduler, so allow another node to take over DC. * @TODO Should we do this unconditionally on any failure? */ crmd_exit(CRM_EX_FATAL); } else if (shutting_down) { // Fast-track shutdown since unable to request via attribute register_fsa_input(C_FSA_INTERNAL, I_FAIL, NULL); } break; } } static void update_attrd_helper(const char *host, const char *name, const char *value, const char *interval_spec, const char *user_name, gboolean is_remote_node, char command) { int rc; int attrd_opts = attrd_opt_none; if (is_remote_node) { attrd_opts |= attrd_opt_remote; } if (attrd_ipc == NULL) { attrd_ipc = crm_ipc_new(T_ATTRD, 0); } for (int attempt = 1; attempt <= 4; ++attempt) { rc = pcmk_ok; // If we're not already connected, try to connect if (crm_ipc_connected(attrd_ipc) == FALSE) { if (attempt == 1) { // Start with a clean slate crm_ipc_close(attrd_ipc); } if (crm_ipc_connect(attrd_ipc) == FALSE) { rc = errno; } crm_debug("Attribute manager connection attempt %d of 4: %s (%d)", attempt, pcmk_strerror(rc), rc); } if (rc == pcmk_ok) { rc = command? attrd_update_delegate(attrd_ipc, command, host, name, value, XML_CIB_TAG_STATUS, NULL, NULL, user_name, attrd_opts) /* No command means clear fail count (name/value is really * resource/operation) */ : attrd_clear_delegate(attrd_ipc, host, name, value, interval_spec, user_name, attrd_opts); crm_debug("Attribute manager request attempt %d of 4: %s (%d)", attempt, pcmk_strerror(rc), rc); } if (rc == pcmk_ok) { // Success, we're done break; } else if ((rc != EAGAIN) && (rc != EALREADY)) { /* EAGAIN or EALREADY indicates a temporary block, so just try * again. Otherwise, close the connection for a clean slate. */ crm_ipc_close(attrd_ipc); } /* @TODO If the attribute manager remains unavailable the entire time, * this function takes more than 6 seconds. Maybe set a timer for * retries, to let the main loop do other work. */ if (attempt < 4) { sleep(attempt); } } if (rc != pcmk_ok) { log_attrd_error(host, name, value, is_remote_node, command, rc); } } void update_attrd(const char *host, const char *name, const char *value, const char *user_name, gboolean is_remote_node) { update_attrd_helper(host, name, value, NULL, user_name, is_remote_node, 'U'); } void update_attrd_remote_node_removed(const char *host, const char *user_name) { crm_trace("Asking attribute manager to purge Pacemaker Remote node %s", host); update_attrd_helper(host, NULL, NULL, NULL, user_name, TRUE, 'C'); } void update_attrd_clear_failures(const char *host, const char *rsc, const char *op, const char *interval_spec, gboolean is_remote_node) { const char *op_desc = NULL; const char *interval_desc = NULL; const char *node_type = is_remote_node? "Pacemaker Remote" : "cluster"; if (op) { interval_desc = interval_spec? interval_spec : "nonrecurring"; op_desc = op; } else { interval_desc = "all"; op_desc = "operations"; } crm_info("Asking pacemaker-attrd to clear failure of %s %s for %s on %s node %s", interval_desc, op_desc, rsc, node_type, host); update_attrd_helper(host, rsc, op, interval_spec, NULL, is_remote_node, 0); } diff --git a/daemons/controld/controld_control.c b/daemons/controld/controld_control.c index 1bccaef808..ee956982bb 100644 --- a/daemons/controld/controld_control.c +++ b/daemons/controld/controld_control.c @@ -1,901 +1,896 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include qb_ipcs_service_t *ipcs = NULL; #if SUPPORT_COROSYNC extern gboolean crm_connect_corosync(crm_cluster_t * cluster); #endif void crm_shutdown(int nsig); gboolean crm_read_options(gpointer user_data); gboolean fsa_has_quorum = FALSE; crm_trigger_t *fsa_source = NULL; crm_trigger_t *config_read = NULL; bool no_quorum_suicide_escalation = FALSE; /* A_HA_CONNECT */ void do_ha_control(long long action, enum crmd_fsa_cause cause, enum crmd_fsa_state cur_state, enum crmd_fsa_input current_input, fsa_data_t * msg_data) { gboolean registered = FALSE; static crm_cluster_t *cluster = NULL; if (cluster == NULL) { cluster = calloc(1, sizeof(crm_cluster_t)); } if (action & A_HA_DISCONNECT) { crm_cluster_disconnect(cluster); crm_info("Disconnected from the cluster"); set_bit(fsa_input_register, R_HA_DISCONNECTED); } if (action & A_HA_CONNECT) { crm_set_status_callback(&peer_update_callback); crm_set_autoreap(FALSE); if (is_corosync_cluster()) { #if SUPPORT_COROSYNC registered = crm_connect_corosync(cluster); #endif } controld_election_init(cluster->uname); fsa_our_uname = cluster->uname; fsa_our_uuid = cluster->uuid; if(cluster->uuid == NULL) { crm_err("Could not obtain local uuid"); registered = FALSE; } if (registered == FALSE) { set_bit(fsa_input_register, R_HA_DISCONNECTED); register_fsa_error(C_FSA_INTERNAL, I_ERROR, NULL); return; } populate_cib_nodes(node_update_none, __FUNCTION__); clear_bit(fsa_input_register, R_HA_DISCONNECTED); crm_info("Connected to the cluster"); } if (action & ~(A_HA_CONNECT | A_HA_DISCONNECT)) { crm_err("Unexpected action %s in %s", fsa_action2string(action), __FUNCTION__); } } /* A_SHUTDOWN */ void do_shutdown(long long action, enum crmd_fsa_cause cause, enum crmd_fsa_state cur_state, enum crmd_fsa_input current_input, fsa_data_t * msg_data) { /* just in case */ set_bit(fsa_input_register, R_SHUTDOWN); if (stonith_api) { /* Prevent it from coming up again */ clear_bit(fsa_input_register, R_ST_REQUIRED); crm_info("Disconnecting from fencer"); stonith_api->cmds->disconnect(stonith_api); } } /* A_SHUTDOWN_REQ */ void do_shutdown_req(long long action, enum crmd_fsa_cause cause, enum crmd_fsa_state cur_state, enum crmd_fsa_input current_input, fsa_data_t * msg_data) { xmlNode *msg = NULL; set_bit(fsa_input_register, R_SHUTDOWN); crm_info("Sending shutdown request to all peers (DC is %s)", (fsa_our_dc? fsa_our_dc : "not set")); msg = create_request(CRM_OP_SHUTDOWN_REQ, NULL, NULL, CRM_SYSTEM_CRMD, CRM_SYSTEM_CRMD, NULL); /* set_bit(fsa_input_register, R_STAYDOWN); */ if (send_cluster_message(NULL, crm_msg_crmd, msg, TRUE) == FALSE) { register_fsa_error(C_FSA_INTERNAL, I_ERROR, NULL); } free_xml(msg); } -extern crm_ipc_t *attrd_ipc; extern char *max_generation_from; extern xmlNode *max_generation_xml; extern GHashTable *resource_history; extern GHashTable *voted; extern char *te_client_id; crm_exit_t crmd_fast_exit(crm_exit_t exit_code) { if (is_set(fsa_input_register, R_STAYDOWN)) { crm_warn("Inhibiting respawn "CRM_XS" remapping exit code %d to %d", exit_code, CRM_EX_FATAL); exit_code = CRM_EX_FATAL; } else if ((exit_code == CRM_EX_OK) && is_set(fsa_input_register, R_IN_RECOVERY)) { crm_err("Could not recover from internal error"); exit_code = CRM_EX_ERROR; } - return crm_exit(exit_code); + crm_exit(exit_code); } crm_exit_t crmd_exit(crm_exit_t exit_code) { GListPtr gIter = NULL; GMainLoop *mloop = crmd_mainloop; static bool in_progress = FALSE; if (in_progress && (exit_code == CRM_EX_OK)) { crm_debug("Exit is already in progress"); return exit_code; } else if(in_progress) { crm_notice("Error during shutdown process, exiting now with status %d (%s)", exit_code, crm_exit_str(exit_code)); crm_write_blackbox(SIGTRAP, NULL); crmd_fast_exit(exit_code); } in_progress = TRUE; crm_trace("Preparing to exit with status %d (%s)", exit_code, crm_exit_str(exit_code)); /* Suppress secondary errors resulting from us disconnecting everything */ set_bit(fsa_input_register, R_HA_DISCONNECTED); /* Close all IPC servers and clients to ensure any and all shared memory files are cleaned up */ if(ipcs) { crm_trace("Closing IPC server"); mainloop_del_ipc_server(ipcs); ipcs = NULL; } - if (attrd_ipc) { - crm_trace("Closing connection to pacemaker-attrd"); - crm_ipc_close(attrd_ipc); - crm_ipc_destroy(attrd_ipc); - attrd_ipc = NULL; - } - + controld_close_attrd_ipc(); pe_subsystem_free(); if(stonith_api) { crm_trace("Disconnecting fencing API"); clear_bit(fsa_input_register, R_ST_REQUIRED); stonith_api->cmds->free(stonith_api); stonith_api = NULL; } if ((exit_code == CRM_EX_OK) && (crmd_mainloop == NULL)) { crm_debug("No mainloop detected"); exit_code = CRM_EX_ERROR; } /* On an error, just get out. * * Otherwise, make the effort to have mainloop exit gracefully so * that it (mostly) cleans up after itself and valgrind has less * to report on - allowing real errors stand out */ if (exit_code != CRM_EX_OK) { crm_notice("Forcing immediate exit with status %d (%s)", exit_code, crm_exit_str(exit_code)); crm_write_blackbox(SIGTRAP, NULL); return crmd_fast_exit(exit_code); } /* Clean up as much memory as possible for valgrind */ for (gIter = fsa_message_queue; gIter != NULL; gIter = gIter->next) { fsa_data_t *fsa_data = gIter->data; crm_info("Dropping %s: [ state=%s cause=%s origin=%s ]", fsa_input2string(fsa_data->fsa_input), fsa_state2string(fsa_state), fsa_cause2string(fsa_data->fsa_cause), fsa_data->origin); delete_fsa_input(fsa_data); } clear_bit(fsa_input_register, R_MEMBERSHIP); g_list_free(fsa_message_queue); fsa_message_queue = NULL; metadata_cache_fini(); controld_election_fini(); /* Tear down the CIB manager connection, but don't free it yet -- it could * be used when we drain the mainloop later. */ cib_free_callbacks(fsa_cib_conn); fsa_cib_conn->cmds->signoff(fsa_cib_conn); verify_stopped(fsa_state, LOG_WARNING); clear_bit(fsa_input_register, R_LRM_CONNECTED); lrm_state_destroy_all(); /* This basically will not work, since mainloop has a reference to it */ mainloop_destroy_trigger(fsa_source); fsa_source = NULL; mainloop_destroy_trigger(config_read); config_read = NULL; mainloop_destroy_trigger(stonith_reconnect); stonith_reconnect = NULL; mainloop_destroy_trigger(transition_trigger); transition_trigger = NULL; crm_client_cleanup(); crm_peer_destroy(); crm_timer_stop(transition_timer); crm_timer_stop(integration_timer); crm_timer_stop(finalization_timer); crm_timer_stop(election_trigger); crm_timer_stop(shutdown_escalation_timer); crm_timer_stop(wait_timer); crm_timer_stop(recheck_timer); free(transition_timer); transition_timer = NULL; free(integration_timer); integration_timer = NULL; free(finalization_timer); finalization_timer = NULL; free(election_trigger); election_trigger = NULL; free(shutdown_escalation_timer); shutdown_escalation_timer = NULL; free(wait_timer); wait_timer = NULL; free(recheck_timer); recheck_timer = NULL; free(fsa_our_dc_version); fsa_our_dc_version = NULL; free(fsa_our_uname); fsa_our_uname = NULL; free(fsa_our_uuid); fsa_our_uuid = NULL; free(fsa_our_dc); fsa_our_dc = NULL; free(fsa_cluster_name); fsa_cluster_name = NULL; free(te_uuid); te_uuid = NULL; free(te_client_id); te_client_id = NULL; free(fsa_pe_ref); fsa_pe_ref = NULL; free(failed_stop_offset); failed_stop_offset = NULL; free(failed_start_offset); failed_start_offset = NULL; free(max_generation_from); max_generation_from = NULL; free_xml(max_generation_xml); max_generation_xml = NULL; mainloop_destroy_signal(SIGPIPE); mainloop_destroy_signal(SIGUSR1); mainloop_destroy_signal(SIGTERM); mainloop_destroy_signal(SIGTRAP); /* leave SIGCHLD engaged as we might still want to drain some service-actions */ if (mloop) { GMainContext *ctx = g_main_loop_get_context(crmd_mainloop); /* Don't re-enter this block */ crmd_mainloop = NULL; /* no signals on final draining anymore */ mainloop_destroy_signal(SIGCHLD); crm_trace("Draining mainloop %d %d", g_main_loop_is_running(mloop), g_main_context_pending(ctx)); { int lpc = 0; while((g_main_context_pending(ctx) && lpc < 10)) { lpc++; crm_trace("Iteration %d", lpc); g_main_context_dispatch(ctx); } } crm_trace("Closing mainloop %d %d", g_main_loop_is_running(mloop), g_main_context_pending(ctx)); g_main_loop_quit(mloop); /* Won't do anything yet, since we're inside it now */ g_main_loop_unref(mloop); } else { mainloop_destroy_signal(SIGCHLD); } cib_delete(fsa_cib_conn); fsa_cib_conn = NULL; throttle_fini(); /* Graceful */ crm_trace("Done preparing for exit with status %d (%s)", exit_code, crm_exit_str(exit_code)); return exit_code; } /* A_EXIT_0, A_EXIT_1 */ void do_exit(long long action, enum crmd_fsa_cause cause, enum crmd_fsa_state cur_state, enum crmd_fsa_input current_input, fsa_data_t * msg_data) { crm_exit_t exit_code = CRM_EX_OK; int log_level = LOG_INFO; const char *exit_type = "gracefully"; if (action & A_EXIT_1) { log_level = LOG_ERR; exit_type = "forcefully"; exit_code = CRM_EX_ERROR; } verify_stopped(cur_state, LOG_ERR); do_crm_log(log_level, "Performing %s - %s exiting the controller", fsa_action2string(action), exit_type); crm_info("[%s] stopped (%d)", crm_system_name, exit_code); crmd_exit(exit_code); } static void sigpipe_ignore(int nsig) { return; } /* A_STARTUP */ void do_startup(long long action, enum crmd_fsa_cause cause, enum crmd_fsa_state cur_state, enum crmd_fsa_input current_input, fsa_data_t * msg_data) { int was_error = 0; crm_debug("Registering Signal Handlers"); mainloop_add_signal(SIGTERM, crm_shutdown); mainloop_add_signal(SIGPIPE, sigpipe_ignore); fsa_source = mainloop_add_trigger(G_PRIORITY_HIGH, crm_fsa_trigger, NULL); config_read = mainloop_add_trigger(G_PRIORITY_HIGH, crm_read_options, NULL); transition_trigger = mainloop_add_trigger(G_PRIORITY_LOW, te_graph_trigger, NULL); crm_debug("Creating CIB manager and executor objects"); fsa_cib_conn = cib_new(); lrm_state_init_local(); /* set up the timers */ transition_timer = calloc(1, sizeof(fsa_timer_t)); integration_timer = calloc(1, sizeof(fsa_timer_t)); finalization_timer = calloc(1, sizeof(fsa_timer_t)); election_trigger = calloc(1, sizeof(fsa_timer_t)); shutdown_escalation_timer = calloc(1, sizeof(fsa_timer_t)); wait_timer = calloc(1, sizeof(fsa_timer_t)); recheck_timer = calloc(1, sizeof(fsa_timer_t)); if (election_trigger != NULL) { election_trigger->source_id = 0; election_trigger->period_ms = -1; election_trigger->fsa_input = I_DC_TIMEOUT; election_trigger->callback = crm_timer_popped; election_trigger->repeat = FALSE; } else { was_error = TRUE; } if (transition_timer != NULL) { transition_timer->source_id = 0; transition_timer->period_ms = -1; transition_timer->fsa_input = I_PE_CALC; transition_timer->callback = crm_timer_popped; transition_timer->repeat = FALSE; } else { was_error = TRUE; } if (integration_timer != NULL) { integration_timer->source_id = 0; integration_timer->period_ms = -1; integration_timer->fsa_input = I_INTEGRATED; integration_timer->callback = crm_timer_popped; integration_timer->repeat = FALSE; } else { was_error = TRUE; } if (finalization_timer != NULL) { finalization_timer->source_id = 0; finalization_timer->period_ms = -1; finalization_timer->fsa_input = I_FINALIZED; finalization_timer->callback = crm_timer_popped; finalization_timer->repeat = FALSE; /* for possible enabling... a bug in the join protocol left * a slave in S_PENDING while we think it's in S_NOT_DC * * raising I_FINALIZED put us into a transition loop which is * never resolved. * in this loop we continually send probes which the node * NACK's because it's in S_PENDING * * if we have nodes where the cluster layer is active but the * CRM is not... then this will be handled in the * integration phase */ finalization_timer->fsa_input = I_ELECTION; } else { was_error = TRUE; } if (shutdown_escalation_timer != NULL) { shutdown_escalation_timer->source_id = 0; shutdown_escalation_timer->period_ms = -1; shutdown_escalation_timer->fsa_input = I_STOP; shutdown_escalation_timer->callback = crm_timer_popped; shutdown_escalation_timer->repeat = FALSE; } else { was_error = TRUE; } if (wait_timer != NULL) { wait_timer->source_id = 0; wait_timer->period_ms = 2000; wait_timer->fsa_input = I_NULL; wait_timer->callback = crm_timer_popped; wait_timer->repeat = FALSE; } else { was_error = TRUE; } if (recheck_timer != NULL) { recheck_timer->source_id = 0; recheck_timer->period_ms = -1; recheck_timer->fsa_input = I_PE_CALC; recheck_timer->callback = crm_timer_popped; recheck_timer->repeat = FALSE; } else { was_error = TRUE; } if (was_error) { register_fsa_error(C_FSA_INTERNAL, I_ERROR, NULL); } } static int32_t crmd_ipc_accept(qb_ipcs_connection_t * c, uid_t uid, gid_t gid) { crm_trace("Connection %p", c); if (crm_client_new(c, uid, gid) == NULL) { return -EIO; } return 0; } static void crmd_ipc_created(qb_ipcs_connection_t * c) { crm_trace("Connection %p", c); } static int32_t crmd_ipc_dispatch(qb_ipcs_connection_t * c, void *data, size_t size) { uint32_t id = 0; uint32_t flags = 0; crm_client_t *client = crm_client_get(c); xmlNode *msg = crm_ipcs_recv(client, data, size, &id, &flags); crm_trace("Invoked: %s", crm_client_name(client)); crm_ipcs_send_ack(client, id, flags, "ack", __FUNCTION__, __LINE__); if (msg == NULL) { return 0; } #if ENABLE_ACL CRM_ASSERT(client->user != NULL); crm_acl_get_set_user(msg, F_CRM_USER, client->user); #endif crm_trace("Processing msg from %s", crm_client_name(client)); crm_log_xml_trace(msg, "controller[inbound]"); crm_xml_add(msg, F_CRM_SYS_FROM, client->id); if (crmd_authorize_message(msg, client, NULL)) { route_message(C_IPC_MESSAGE, msg); } trigger_fsa(fsa_source); free_xml(msg); return 0; } static int32_t crmd_ipc_closed(qb_ipcs_connection_t * c) { crm_client_t *client = crm_client_get(c); if (client) { crm_trace("Disconnecting %sregistered client %s (%p/%p)", (client->userdata? "" : "un"), crm_client_name(client), c, client); free(client->userdata); crm_client_destroy(client); trigger_fsa(fsa_source); } return 0; } static void crmd_ipc_destroy(qb_ipcs_connection_t * c) { crm_trace("Connection %p", c); crmd_ipc_closed(c); } /* A_STOP */ void do_stop(long long action, enum crmd_fsa_cause cause, enum crmd_fsa_state cur_state, enum crmd_fsa_input current_input, fsa_data_t * msg_data) { crm_trace("Closing IPC server"); mainloop_del_ipc_server(ipcs); ipcs = NULL; register_fsa_input(C_FSA_INTERNAL, I_TERMINATE, NULL); } /* A_STARTED */ void do_started(long long action, enum crmd_fsa_cause cause, enum crmd_fsa_state cur_state, enum crmd_fsa_input current_input, fsa_data_t * msg_data) { static struct qb_ipcs_service_handlers crmd_callbacks = { .connection_accept = crmd_ipc_accept, .connection_created = crmd_ipc_created, .msg_process = crmd_ipc_dispatch, .connection_closed = crmd_ipc_closed, .connection_destroyed = crmd_ipc_destroy }; if (cur_state != S_STARTING) { crm_err("Start cancelled... %s", fsa_state2string(cur_state)); return; } else if (is_set(fsa_input_register, R_MEMBERSHIP) == FALSE) { crm_info("Delaying start, no membership data (%.16llx)", R_MEMBERSHIP); crmd_fsa_stall(TRUE); return; } else if (is_set(fsa_input_register, R_LRM_CONNECTED) == FALSE) { crm_info("Delaying start, not connected to executor (%.16llx)", R_LRM_CONNECTED); crmd_fsa_stall(TRUE); return; } else if (is_set(fsa_input_register, R_CIB_CONNECTED) == FALSE) { crm_info("Delaying start, CIB not connected (%.16llx)", R_CIB_CONNECTED); crmd_fsa_stall(TRUE); return; } else if (is_set(fsa_input_register, R_READ_CONFIG) == FALSE) { crm_info("Delaying start, Config not read (%.16llx)", R_READ_CONFIG); crmd_fsa_stall(TRUE); return; } else if (is_set(fsa_input_register, R_PEER_DATA) == FALSE) { crm_info("Delaying start, No peer data (%.16llx)", R_PEER_DATA); crmd_fsa_stall(TRUE); return; } crm_debug("Init server comms"); ipcs = crmd_ipc_server_init(&crmd_callbacks); if (ipcs == NULL) { crm_err("Failed to create IPC server: shutting down and inhibiting respawn"); register_fsa_error(C_FSA_INTERNAL, I_ERROR, NULL); } if (stonith_reconnect == NULL) { int dummy; stonith_reconnect = mainloop_add_trigger(G_PRIORITY_LOW, te_connect_stonith, &dummy); } set_bit(fsa_input_register, R_ST_REQUIRED); mainloop_set_trigger(stonith_reconnect); crm_notice("The local CRM is operational"); clear_bit(fsa_input_register, R_STARTING); register_fsa_input(msg_data->fsa_cause, I_PENDING, NULL); } /* A_RECOVER */ void do_recover(long long action, enum crmd_fsa_cause cause, enum crmd_fsa_state cur_state, enum crmd_fsa_input current_input, fsa_data_t * msg_data) { set_bit(fsa_input_register, R_IN_RECOVERY); crm_warn("Fast-tracking shutdown in response to errors"); register_fsa_input(C_FSA_INTERNAL, I_TERMINATE, NULL); } /* *INDENT-OFF* */ static pe_cluster_option crmd_opts[] = { /* name, old-name, validate, values, default, short description, long description */ { "dc-version", NULL, "string", NULL, "none", NULL, "Version of Pacemaker on the cluster's DC.", "Includes the hash which identifies the exact changeset it was built from. Used for diagnostic purposes." }, { "cluster-infrastructure", NULL, "string", NULL, "corosync", NULL, "The messaging stack on which Pacemaker is currently running.", "Used for informational and diagnostic purposes." }, { XML_CONFIG_ATTR_DC_DEADTIME, NULL, "time", NULL, "20s", &check_time, "How long to wait for a response from other nodes during startup.", "The \"correct\" value will depend on the speed/load of your network and the type of switches used." }, { XML_CONFIG_ATTR_RECHECK, NULL, "time", "Zero disables polling. Positive values are an interval in seconds (unless other SI units are specified. eg. 5min)", "15min", &check_timer, "Polling interval for time based changes to options, resource parameters and constraints.", "The Cluster is primarily event driven, however the configuration can have elements that change based on time." " To ensure these changes take effect, we can optionally poll the cluster's status for changes." }, { "load-threshold", NULL, "percentage", NULL, "80%", &check_utilization, "The maximum amount of system resources that should be used by nodes in the cluster", "The cluster will slow down its recovery process when the amount of system resources used" " (currently CPU) approaches this limit", }, { "node-action-limit", NULL, "integer", NULL, "0", &check_number, "The maximum number of jobs that can be scheduled per node. Defaults to 2x cores"}, { XML_CONFIG_ATTR_ELECTION_FAIL, NULL, "time", NULL, "2min", &check_timer, "*** Advanced Use Only ***.", "If need to adjust this value, it probably indicates the presence of a bug." }, { XML_CONFIG_ATTR_FORCE_QUIT, NULL, "time", NULL, "20min", &check_timer, "*** Advanced Use Only ***.", "If need to adjust this value, it probably indicates the presence of a bug." }, { "join-integration-timeout", "crmd-integration-timeout", "time", NULL, "3min", &check_timer, "*** Advanced Use Only ***", "If need to adjust this value, it probably indicates the presence of a bug" }, { "join-finalization-timeout", "crmd-finalization-timeout", "time", NULL, "30min", &check_timer, "*** Advanced Use Only ***", "If you need to adjust this value, it probably indicates the presence of a bug" }, { "transition-delay", "crmd-transition-delay", "time", NULL, "0s", &check_timer, "*** Advanced Use Only *** Enabling this option will slow down cluster recovery under all conditions", "Delay cluster recovery for the configured interval to allow for additional/related events to occur.\n" "Useful if your configuration is sensitive to the order in which ping updates arrive." }, { "stonith-watchdog-timeout", NULL, "time", NULL, NULL, &check_sbd_timeout, "How long to wait before we can assume nodes are safely down", NULL }, { "stonith-max-attempts",NULL,"integer",NULL,"10",&check_positive_number, "How many times stonith can fail before it will no longer be attempted on a target" }, { "no-quorum-policy", NULL, "enum", "stop, freeze, ignore, suicide", "stop", &check_quorum, NULL, NULL }, }; /* *INDENT-ON* */ void crmd_metadata(void) { config_metadata("pacemaker-controld", "1.0", "controller properties", "Cluster properties used by Pacemaker's controller," " formerly known as crmd", crmd_opts, DIMOF(crmd_opts)); } static void verify_crmd_options(GHashTable * options) { verify_all_options(options, crmd_opts, DIMOF(crmd_opts)); } static const char * crmd_pref(GHashTable * options, const char *name) { return get_cluster_pref(options, crmd_opts, DIMOF(crmd_opts), name); } static void config_query_callback(xmlNode * msg, int call_id, int rc, xmlNode * output, void *user_data) { const char *value = NULL; GHashTable *config_hash = NULL; crm_time_t *now = crm_time_new(NULL); xmlNode *crmconfig = NULL; xmlNode *alerts = NULL; if (rc != pcmk_ok) { fsa_data_t *msg_data = NULL; crm_err("Local CIB query resulted in an error: %s", pcmk_strerror(rc)); register_fsa_error(C_FSA_INTERNAL, I_ERROR, NULL); if (rc == -EACCES || rc == -pcmk_err_schema_validation) { crm_err("The cluster is mis-configured - shutting down and staying down"); set_bit(fsa_input_register, R_STAYDOWN); } goto bail; } crmconfig = output; if ((crmconfig) && (crm_element_name(crmconfig)) && (strcmp(crm_element_name(crmconfig), XML_CIB_TAG_CRMCONFIG) != 0)) { crmconfig = first_named_child(crmconfig, XML_CIB_TAG_CRMCONFIG); } if (!crmconfig) { fsa_data_t *msg_data = NULL; crm_err("Local CIB query for " XML_CIB_TAG_CRMCONFIG " section failed"); register_fsa_error(C_FSA_INTERNAL, I_ERROR, NULL); goto bail; } crm_debug("Call %d : Parsing CIB options", call_id); config_hash = crm_str_table_new(); unpack_instance_attributes(crmconfig, crmconfig, XML_CIB_TAG_PROPSET, NULL, config_hash, CIB_OPTIONS_FIRST, FALSE, now); verify_crmd_options(config_hash); value = crmd_pref(config_hash, XML_CONFIG_ATTR_DC_DEADTIME); election_trigger->period_ms = crm_get_msec(value); value = crmd_pref(config_hash, "node-action-limit"); /* Also checks migration-limit */ throttle_update_job_max(value); value = crmd_pref(config_hash, "load-threshold"); if(value) { throttle_set_load_target(strtof(value, NULL) / 100.0); } value = crmd_pref(config_hash, "no-quorum-policy"); if (safe_str_eq(value, "suicide") && pcmk_locate_sbd()) { no_quorum_suicide_escalation = TRUE; } value = crmd_pref(config_hash,"stonith-max-attempts"); update_stonith_max_attempts(value); value = crmd_pref(config_hash, XML_CONFIG_ATTR_FORCE_QUIT); shutdown_escalation_timer->period_ms = crm_get_msec(value); /* How long to declare an election over - even if not everyone voted */ crm_debug("Shutdown escalation occurs after: %dms", shutdown_escalation_timer->period_ms); value = crmd_pref(config_hash, XML_CONFIG_ATTR_ELECTION_FAIL); controld_set_election_period(value); value = crmd_pref(config_hash, XML_CONFIG_ATTR_RECHECK); recheck_timer->period_ms = crm_get_msec(value); crm_debug("Checking for expired actions every %dms", recheck_timer->period_ms); value = crmd_pref(config_hash, "transition-delay"); transition_timer->period_ms = crm_get_msec(value); value = crmd_pref(config_hash, "join-integration-timeout"); integration_timer->period_ms = crm_get_msec(value); value = crmd_pref(config_hash, "join-finalization-timeout"); finalization_timer->period_ms = crm_get_msec(value); free(fsa_cluster_name); fsa_cluster_name = NULL; value = g_hash_table_lookup(config_hash, "cluster-name"); if (value) { fsa_cluster_name = strdup(value); } alerts = first_named_child(output, XML_CIB_TAG_ALERTS); crmd_unpack_alerts(alerts); set_bit(fsa_input_register, R_READ_CONFIG); crm_trace("Triggering FSA: %s", __FUNCTION__); mainloop_set_trigger(fsa_source); g_hash_table_destroy(config_hash); bail: crm_time_free(now); } gboolean crm_read_options(gpointer user_data) { int call_id = fsa_cib_conn->cmds->query(fsa_cib_conn, "//" XML_CIB_TAG_CRMCONFIG " | //" XML_CIB_TAG_ALERTS, NULL, cib_xpath | cib_scope_local); fsa_register_cib_callback(call_id, FALSE, NULL, config_query_callback); crm_trace("Querying the CIB... call %d", call_id); return TRUE; } /* A_READCONFIG */ void do_read_config(long long action, enum crmd_fsa_cause cause, enum crmd_fsa_state cur_state, enum crmd_fsa_input current_input, fsa_data_t * msg_data) { throttle_init(); mainloop_set_trigger(config_read); } void crm_shutdown(int nsig) { if (crmd_mainloop != NULL && g_main_loop_is_running(crmd_mainloop)) { if (is_set(fsa_input_register, R_SHUTDOWN)) { crm_err("Escalating the shutdown"); register_fsa_input_before(C_SHUTDOWN, I_ERROR, NULL); } else { set_bit(fsa_input_register, R_SHUTDOWN); register_fsa_input(C_SHUTDOWN, I_SHUTDOWN, NULL); if (shutdown_escalation_timer->period_ms < 1) { const char *value = crmd_pref(NULL, XML_CONFIG_ATTR_FORCE_QUIT); int msec = crm_get_msec(value); crm_debug("Using default shutdown escalation: %dms", msec); shutdown_escalation_timer->period_ms = msec; } /* can't rely on this... */ crm_notice("Shutting down cluster resource manager " CRM_XS " limit=%dms", shutdown_escalation_timer->period_ms); crm_timer_start(shutdown_escalation_timer); } } else { crm_info("exit from shutdown"); crmd_exit(CRM_EX_OK); } } diff --git a/daemons/controld/controld_execd.c b/daemons/controld/controld_execd.c index 26fcced357..9fd1ba9c7e 100644 --- a/daemons/controld/controld_execd.c +++ b/daemons/controld/controld_execd.c @@ -1,2730 +1,2738 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define START_DELAY_THRESHOLD 5 * 60 * 1000 #define MAX_LRM_REG_FAILS 30 #define s_if_plural(i) (((i) == 1)? "" : "s") struct delete_event_s { int rc; const char *rsc; lrm_state_t *lrm_state; }; static gboolean is_rsc_active(lrm_state_t * lrm_state, const char *rsc_id); static gboolean build_active_RAs(lrm_state_t * lrm_state, xmlNode * rsc_list); static gboolean stop_recurring_actions(gpointer key, gpointer value, gpointer user_data); static int delete_rsc_status(lrm_state_t * lrm_state, const char *rsc_id, int call_options, const char *user_name); static lrmd_event_data_t *construct_op(lrm_state_t * lrm_state, xmlNode * rsc_op, const char *rsc_id, const char *operation); static void do_lrm_rsc_op(lrm_state_t * lrm_state, lrmd_rsc_info_t * rsc, const char *operation, xmlNode * msg, xmlNode * request); void send_direct_ack(const char *to_host, const char *to_sys, lrmd_rsc_info_t * rsc, lrmd_event_data_t * op, const char *rsc_id); static gboolean lrm_state_verify_stopped(lrm_state_t * lrm_state, enum crmd_fsa_state cur_state, int log_level); static int do_update_resource(const char *node_name, lrmd_rsc_info_t * rsc, lrmd_event_data_t * op); static void lrm_connection_destroy(void) { if (is_set(fsa_input_register, R_LRM_CONNECTED)) { crm_crit("Connection to executor failed"); register_fsa_input(C_FSA_INTERNAL, I_ERROR, NULL); clear_bit(fsa_input_register, R_LRM_CONNECTED); } else { crm_info("Disconnected from executor"); } } static char * make_stop_id(const char *rsc, int call_id) { return crm_strdup_printf("%s:%d", rsc, call_id); } static void copy_instance_keys(gpointer key, gpointer value, gpointer user_data) { if (strstr(key, CRM_META "_") == NULL) { g_hash_table_replace(user_data, strdup((const char *)key), strdup((const char *)value)); } } static void copy_meta_keys(gpointer key, gpointer value, gpointer user_data) { if (strstr(key, CRM_META "_") != NULL) { g_hash_table_replace(user_data, strdup((const char *)key), strdup((const char *)value)); } } /*! * \internal * \brief Remove a recurring operation from a resource's history * * \param[in,out] history Resource history to modify * \param[in] op Operation to remove * * \return TRUE if the operation was found and removed, FALSE otherwise */ static gboolean history_remove_recurring_op(rsc_history_t *history, const lrmd_event_data_t *op) { GList *iter; for (iter = history->recurring_op_list; iter != NULL; iter = iter->next) { lrmd_event_data_t *existing = iter->data; if ((op->interval_ms == existing->interval_ms) && crm_str_eq(op->rsc_id, existing->rsc_id, TRUE) && safe_str_eq(op->op_type, existing->op_type)) { history->recurring_op_list = g_list_delete_link(history->recurring_op_list, iter); lrmd_free_event(existing); return TRUE; } } return FALSE; } /*! * \internal * \brief Free all recurring operations in resource history * * \param[in,out] history Resource history to modify */ static void history_free_recurring_ops(rsc_history_t *history) { GList *iter; for (iter = history->recurring_op_list; iter != NULL; iter = iter->next) { lrmd_free_event(iter->data); } g_list_free(history->recurring_op_list); history->recurring_op_list = NULL; } /*! * \internal * \brief Free resource history * * \param[in,out] history Resource history to free */ void history_free(gpointer data) { rsc_history_t *history = (rsc_history_t*)data; if (history->stop_params) { g_hash_table_destroy(history->stop_params); } /* Don't need to free history->rsc.id because it's set to history->id */ free(history->rsc.type); free(history->rsc.standard); free(history->rsc.provider); lrmd_free_event(history->failed); lrmd_free_event(history->last); free(history->id); history_free_recurring_ops(history); free(history); } static void update_history_cache(lrm_state_t * lrm_state, lrmd_rsc_info_t * rsc, lrmd_event_data_t * op) { int target_rc = 0; rsc_history_t *entry = NULL; if (op->rsc_deleted) { crm_debug("Purged history for '%s' after %s", op->rsc_id, op->op_type); delete_rsc_status(lrm_state, op->rsc_id, cib_quorum_override, NULL); return; } if (safe_str_eq(op->op_type, RSC_NOTIFY)) { return; } crm_debug("Updating history for '%s' with %s op", op->rsc_id, op->op_type); entry = g_hash_table_lookup(lrm_state->resource_history, op->rsc_id); if (entry == NULL && rsc) { entry = calloc(1, sizeof(rsc_history_t)); entry->id = strdup(op->rsc_id); g_hash_table_insert(lrm_state->resource_history, entry->id, entry); entry->rsc.id = entry->id; entry->rsc.type = strdup(rsc->type); entry->rsc.standard = strdup(rsc->standard); if (rsc->provider) { entry->rsc.provider = strdup(rsc->provider); } else { entry->rsc.provider = NULL; } } else if (entry == NULL) { crm_info("Resource %s no longer exists, not updating cache", op->rsc_id); return; } entry->last_callid = op->call_id; target_rc = rsc_op_expected_rc(op); if (op->op_status == PCMK_LRM_OP_CANCELLED) { if (op->interval_ms > 0) { crm_trace("Removing cancelled recurring op: " CRM_OP_FMT, op->rsc_id, op->op_type, op->interval_ms); history_remove_recurring_op(entry, op); return; } else { crm_trace("Skipping " CRM_OP_FMT " rc=%d, status=%d", op->rsc_id, op->op_type, op->interval_ms, op->rc, op->op_status); } } else if (did_rsc_op_fail(op, target_rc)) { /* Store failed monitors here, otherwise the block below will cause them * to be forgotten when a stop happens. */ if (entry->failed) { lrmd_free_event(entry->failed); } entry->failed = lrmd_copy_event(op); } else if (op->interval_ms == 0) { if (entry->last) { lrmd_free_event(entry->last); } entry->last = lrmd_copy_event(op); if (op->params && (safe_str_eq(CRMD_ACTION_START, op->op_type) || safe_str_eq("reload", op->op_type) || safe_str_eq(CRMD_ACTION_STATUS, op->op_type))) { if (entry->stop_params) { g_hash_table_destroy(entry->stop_params); } entry->stop_params = crm_str_table_new(); g_hash_table_foreach(op->params, copy_instance_keys, entry->stop_params); } } if (op->interval_ms > 0) { /* Ensure there are no duplicates */ history_remove_recurring_op(entry, op); crm_trace("Adding recurring op: " CRM_OP_FMT, op->rsc_id, op->op_type, op->interval_ms); entry->recurring_op_list = g_list_prepend(entry->recurring_op_list, lrmd_copy_event(op)); } else if (entry->recurring_op_list && safe_str_eq(op->op_type, RSC_STATUS) == FALSE) { crm_trace("Dropping %d recurring ops because of: " CRM_OP_FMT, g_list_length(entry->recurring_op_list), op->rsc_id, op->op_type, op->interval_ms); history_free_recurring_ops(entry); } } /*! * \internal * \brief Send a direct OK ack for a resource task * * \param[in] lrm_state LRM connection * \param[in] input Input message being ack'ed * \param[in] rsc_id ID of affected resource * \param[in] rsc Affected resource (if available) * \param[in] task Operation task being ack'ed * \param[in] ack_host Name of host to send ack to * \param[in] ack_sys IPC system name to ack */ static void send_task_ok_ack(lrm_state_t *lrm_state, ha_msg_input_t *input, const char *rsc_id, lrmd_rsc_info_t *rsc, const char *task, const char *ack_host, const char *ack_sys) { lrmd_event_data_t *op = construct_op(lrm_state, input->xml, rsc_id, task); op->rc = PCMK_OCF_OK; op->op_status = PCMK_LRM_OP_DONE; send_direct_ack(ack_host, ack_sys, rsc, op, rsc_id); lrmd_free_event(op); } +static inline const char * +op_node_name(lrmd_event_data_t *op) +{ + return op->remote_nodename? op->remote_nodename : fsa_our_uname; +} + void lrm_op_callback(lrmd_event_data_t * op) { - const char *nodename = NULL; - lrm_state_t *lrm_state = NULL; - CRM_CHECK(op != NULL, return); + switch (op->type) { + case lrmd_event_disconnect: + if (op->remote_nodename == NULL) { + /* If this is the local executor IPC connection, set the right + * bits in the controller when the connection goes down. + */ + lrm_connection_destroy(); + } + break; - /* determine the node name for this connection. */ - nodename = op->remote_nodename ? op->remote_nodename : fsa_our_uname; - - if (op->type == lrmd_event_disconnect && (safe_str_eq(nodename, fsa_our_uname))) { - /* If this is the local executor IPC connection, set the right bits in the - * controller when the connection goes down. - */ - lrm_connection_destroy(); - return; - } else if (op->type != lrmd_event_exec_complete) { - /* we only need to process execution results */ - return; - } + case lrmd_event_exec_complete: + { + lrm_state_t *lrm_state = lrm_state_find(op_node_name(op)); - lrm_state = lrm_state_find(nodename); - CRM_ASSERT(lrm_state != NULL); + CRM_ASSERT(lrm_state != NULL); + process_lrm_event(lrm_state, op, NULL, NULL); + } + break; - process_lrm_event(lrm_state, op, NULL, NULL); + default: + break; + } } /* A_LRM_CONNECT */ void do_lrm_control(long long action, enum crmd_fsa_cause cause, enum crmd_fsa_state cur_state, enum crmd_fsa_input current_input, fsa_data_t * msg_data) { /* This only pertains to local executor connections. Remote connections are * handled as resources within the scheduler. Connecting and disconnecting * from remote executor instances is handled differently. */ lrm_state_t *lrm_state = NULL; if(fsa_our_uname == NULL) { return; /* Nothing to do */ } lrm_state = lrm_state_find_or_create(fsa_our_uname); if (lrm_state == NULL) { register_fsa_error(C_FSA_INTERNAL, I_ERROR, NULL); return; } if (action & A_LRM_DISCONNECT) { if (lrm_state_verify_stopped(lrm_state, cur_state, LOG_INFO) == FALSE) { if (action == A_LRM_DISCONNECT) { crmd_fsa_stall(FALSE); return; } } clear_bit(fsa_input_register, R_LRM_CONNECTED); crm_info("Disconnecting from the executor"); lrm_state_disconnect(lrm_state); lrm_state_reset_tables(lrm_state, FALSE); crm_notice("Disconnected from the executor"); } if (action & A_LRM_CONNECT) { int ret = pcmk_ok; crm_debug("Connecting to the executor"); ret = lrm_state_ipc_connect(lrm_state); if (ret != pcmk_ok) { if (lrm_state->num_lrm_register_fails < MAX_LRM_REG_FAILS) { crm_warn("Failed to connect to the executor %d time%s (%d max)", lrm_state->num_lrm_register_fails, s_if_plural(lrm_state->num_lrm_register_fails), MAX_LRM_REG_FAILS); crm_timer_start(wait_timer); crmd_fsa_stall(FALSE); return; } } if (ret != pcmk_ok) { crm_err("Failed to connect to the executor the max allowed %d time%s", lrm_state->num_lrm_register_fails, s_if_plural(lrm_state->num_lrm_register_fails)); register_fsa_error(C_FSA_INTERNAL, I_ERROR, NULL); return; } set_bit(fsa_input_register, R_LRM_CONNECTED); crm_info("Connection to the executor established"); } if (action & ~(A_LRM_CONNECT | A_LRM_DISCONNECT)) { crm_err("Unexpected action %s in %s", fsa_action2string(action), __FUNCTION__); } } static gboolean lrm_state_verify_stopped(lrm_state_t * lrm_state, enum crmd_fsa_state cur_state, int log_level) { int counter = 0; gboolean rc = TRUE; const char *when = "lrm disconnect"; GHashTableIter gIter; const char *key = NULL; rsc_history_t *entry = NULL; struct recurring_op_s *pending = NULL; crm_debug("Checking for active resources before exit"); if (cur_state == S_TERMINATE) { log_level = LOG_ERR; when = "shutdown"; } else if (is_set(fsa_input_register, R_SHUTDOWN)) { when = "shutdown... waiting"; } if (lrm_state->pending_ops && lrm_state_is_connected(lrm_state) == TRUE) { guint removed = g_hash_table_foreach_remove( lrm_state->pending_ops, stop_recurring_actions, lrm_state); guint nremaining = g_hash_table_size(lrm_state->pending_ops); if (removed || nremaining) { crm_notice("Stopped %u recurring operation%s at %s (%u remaining)", removed, s_if_plural(removed), when, nremaining); } } if (lrm_state->pending_ops) { g_hash_table_iter_init(&gIter, lrm_state->pending_ops); while (g_hash_table_iter_next(&gIter, NULL, (void **)&pending)) { /* Ignore recurring actions in the shutdown calculations */ if (pending->interval_ms == 0) { counter++; } } } if (counter > 0) { do_crm_log(log_level, "%d pending executor operation%s at %s", counter, s_if_plural(counter), when); if (cur_state == S_TERMINATE || !is_set(fsa_input_register, R_SENT_RSC_STOP)) { g_hash_table_iter_init(&gIter, lrm_state->pending_ops); while (g_hash_table_iter_next(&gIter, (gpointer*)&key, (gpointer*)&pending)) { do_crm_log(log_level, "Pending action: %s (%s)", key, pending->op_key); } } else { rc = FALSE; } return rc; } if (lrm_state->resource_history == NULL) { return rc; } if (is_set(fsa_input_register, R_SHUTDOWN)) { /* At this point we're not waiting, we're just shutting down */ when = "shutdown"; } counter = 0; g_hash_table_iter_init(&gIter, lrm_state->resource_history); while (g_hash_table_iter_next(&gIter, NULL, (gpointer*)&entry)) { if (is_rsc_active(lrm_state, entry->id) == FALSE) { continue; } counter++; if (log_level == LOG_ERR) { crm_info("Found %s active at %s", entry->id, when); } else { crm_trace("Found %s active at %s", entry->id, when); } if (lrm_state->pending_ops) { GHashTableIter hIter; g_hash_table_iter_init(&hIter, lrm_state->pending_ops); while (g_hash_table_iter_next(&hIter, (gpointer*)&key, (gpointer*)&pending)) { if (crm_str_eq(entry->id, pending->rsc_id, TRUE)) { crm_notice("%sction %s (%s) incomplete at %s", pending->interval_ms == 0 ? "A" : "Recurring a", key, pending->op_key, when); } } } } if (counter) { crm_err("%d resource%s active at %s", counter, (counter == 1)? " was" : "s were", when); } return rc; } static char * build_parameter_list(const lrmd_event_data_t *op, const struct ra_metadata_s *metadata, xmlNode *result, enum ra_param_flags_e param_type, bool invert_for_xml) { int len = 0; int max = 0; char *list = NULL; GList *iter = NULL; /* Newer resource agents support the "private" parameter attribute to * indicate sensitive parameters. For backward compatibility with older * agents, this list is used if the agent doesn't specify any as "private". */ const char *secure_terms[] = { "password", "passwd", "user", }; if (is_not_set(metadata->ra_flags, ra_uses_private) && (param_type == ra_param_private)) { max = DIMOF(secure_terms); } for (iter = metadata->ra_params; iter != NULL; iter = iter->next) { struct ra_param_s *param = (struct ra_param_s *) iter->data; bool accept = FALSE; if (is_set(param->rap_flags, param_type)) { accept = TRUE; } else if (max) { for (int lpc = 0; lpc < max; lpc++) { if (safe_str_eq(secure_terms[lpc], param->rap_name)) { accept = TRUE; break; } } } if (accept) { int start = len; crm_trace("Attr %s is %s", param->rap_name, ra_param_flag2text(param_type)); len += strlen(param->rap_name) + 2; // include spaces around list = realloc_safe(list, len + 1); // include null terminator // spaces before and after make parsing simpler sprintf(list + start, " %s ", param->rap_name); } else { crm_trace("Rejecting %s for %s", param->rap_name, ra_param_flag2text(param_type)); } if (result && (invert_for_xml? !accept : accept)) { const char *v = g_hash_table_lookup(op->params, param->rap_name); if (v != NULL) { crm_trace("Adding attr %s=%s to the xml result", param->rap_name, v); crm_xml_add(result, param->rap_name, v); } } } return list; } static void append_restart_list(lrmd_event_data_t *op, struct ra_metadata_s *metadata, xmlNode *update, const char *version) { char *list = NULL; char *digest = NULL; xmlNode *restart = NULL; CRM_LOG_ASSERT(op->params != NULL); if (op->interval_ms > 0) { /* monitors are not reloadable */ return; } if (is_set(metadata->ra_flags, ra_supports_reload)) { restart = create_xml_node(NULL, XML_TAG_PARAMS); /* Add any parameters with unique="1" to the "op-force-restart" list. * * (Currently, we abuse "unique=0" to indicate reloadability. This is * nonstandard and should eventually be replaced once the OCF standard * is updated with something better.) */ list = build_parameter_list(op, metadata, restart, ra_param_unique, FALSE); } else { /* Resource does not support reloads */ return; } digest = calculate_operation_digest(restart, version); /* Add "op-force-restart" and "op-restart-digest" to indicate the resource supports reload, * no matter if it actually supports any parameters with unique="1"). */ crm_xml_add(update, XML_LRM_ATTR_OP_RESTART, list? list: ""); crm_xml_add(update, XML_LRM_ATTR_RESTART_DIGEST, digest); crm_trace("%s: %s, %s", op->rsc_id, digest, list); crm_log_xml_trace(restart, "restart digest source"); free_xml(restart); free(digest); free(list); } static void append_secure_list(lrmd_event_data_t *op, struct ra_metadata_s *metadata, xmlNode *update, const char *version) { char *list = NULL; char *digest = NULL; xmlNode *secure = NULL; CRM_LOG_ASSERT(op->params != NULL); /* * To keep XML_LRM_ATTR_OP_SECURE short, we want it to contain the * secure parameters but XML_LRM_ATTR_SECURE_DIGEST to be based on * the insecure ones */ secure = create_xml_node(NULL, XML_TAG_PARAMS); list = build_parameter_list(op, metadata, secure, ra_param_private, TRUE); if (list != NULL) { digest = calculate_operation_digest(secure, version); crm_xml_add(update, XML_LRM_ATTR_OP_SECURE, list); crm_xml_add(update, XML_LRM_ATTR_SECURE_DIGEST, digest); crm_trace("%s: %s, %s", op->rsc_id, digest, list); crm_log_xml_trace(secure, "secure digest source"); } else { crm_trace("%s: no secure parameters", op->rsc_id); } free_xml(secure); free(digest); free(list); } static gboolean build_operation_update(xmlNode * parent, lrmd_rsc_info_t * rsc, lrmd_event_data_t * op, const char *node_name, const char *src) { int target_rc = 0; xmlNode *xml_op = NULL; struct ra_metadata_s *metadata = NULL; const char *caller_version = NULL; lrm_state_t *lrm_state = NULL; if (op == NULL) { return FALSE; } target_rc = rsc_op_expected_rc(op); /* there is a small risk in formerly mixed clusters that it will * be sub-optimal. * * however with our upgrade policy, the update we send should * still be completely supported anyway */ caller_version = g_hash_table_lookup(op->params, XML_ATTR_CRM_VERSION); CRM_LOG_ASSERT(caller_version != NULL); if(caller_version == NULL) { caller_version = CRM_FEATURE_SET; } crm_trace("Building %s operation update with originator version: %s", op->rsc_id, caller_version); xml_op = create_operation_update(parent, op, caller_version, target_rc, fsa_our_uname, src, LOG_DEBUG); if (xml_op == NULL) { return TRUE; } if ((rsc == NULL) || (op->params == NULL) || !crm_op_needs_metadata(rsc->standard, op->op_type)) { crm_trace("No digests needed for %s action on %s (params=%p rsc=%p)", op->op_type, op->rsc_id, op->params, rsc); return TRUE; } lrm_state = lrm_state_find(node_name); if (lrm_state == NULL) { crm_warn("Cannot calculate digests for operation " CRM_OP_FMT " because we have no connection to executor for %s", op->rsc_id, op->op_type, op->interval_ms, node_name); return TRUE; } metadata = metadata_cache_get(lrm_state->metadata_cache, rsc); if (metadata == NULL) { /* For now, we always collect resource agent meta-data via a local, * synchronous, direct execution of the agent. This has multiple issues: * the executor should execute agents, not the controller; meta-data for * Pacemaker Remote nodes should be collected on those nodes, not * locally; and the meta-data call shouldn't eat into the timeout of the * real action being performed. * * These issues are planned to be addressed by having the scheduler * schedule a meta-data cache check at the beginning of each transition. * Once that is working, this block will only be a fallback in case the * initial collection fails. */ char *metadata_str = NULL; int rc = lrm_state_get_metadata(lrm_state, rsc->standard, rsc->provider, rsc->type, &metadata_str, 0); if (rc != pcmk_ok) { crm_warn("Failed to get metadata for %s (%s:%s:%s)", rsc->id, rsc->standard, rsc->provider, rsc->type); return TRUE; } metadata = metadata_cache_update(lrm_state->metadata_cache, rsc, metadata_str); free(metadata_str); if (metadata == NULL) { crm_warn("Failed to update metadata for %s (%s:%s:%s)", rsc->id, rsc->standard, rsc->provider, rsc->type); return TRUE; } } #if ENABLE_VERSIONED_ATTRS crm_xml_add(xml_op, XML_ATTR_RA_VERSION, metadata->ra_version); #endif crm_trace("Including additional digests for %s::%s:%s", rsc->standard, rsc->provider, rsc->type); append_restart_list(op, metadata, xml_op, caller_version); append_secure_list(op, metadata, xml_op, caller_version); return TRUE; } static gboolean is_rsc_active(lrm_state_t * lrm_state, const char *rsc_id) { rsc_history_t *entry = NULL; entry = g_hash_table_lookup(lrm_state->resource_history, rsc_id); if (entry == NULL || entry->last == NULL) { return FALSE; } crm_trace("Processing %s: %s.%d=%d", rsc_id, entry->last->op_type, entry->last->interval_ms, entry->last->rc); if (entry->last->rc == PCMK_OCF_OK && safe_str_eq(entry->last->op_type, CRMD_ACTION_STOP)) { return FALSE; } else if (entry->last->rc == PCMK_OCF_OK && safe_str_eq(entry->last->op_type, CRMD_ACTION_MIGRATE)) { /* a stricter check is too complex... * leave that to the PE */ return FALSE; } else if (entry->last->rc == PCMK_OCF_NOT_RUNNING) { return FALSE; } else if ((entry->last->interval_ms == 0) && (entry->last->rc == PCMK_OCF_NOT_CONFIGURED)) { /* Badly configured resources can't be reliably stopped */ return FALSE; } return TRUE; } static gboolean build_active_RAs(lrm_state_t * lrm_state, xmlNode * rsc_list) { GHashTableIter iter; rsc_history_t *entry = NULL; g_hash_table_iter_init(&iter, lrm_state->resource_history); while (g_hash_table_iter_next(&iter, NULL, (void **)&entry)) { GList *gIter = NULL; xmlNode *xml_rsc = create_xml_node(rsc_list, XML_LRM_TAG_RESOURCE); crm_xml_add(xml_rsc, XML_ATTR_ID, entry->id); crm_xml_add(xml_rsc, XML_ATTR_TYPE, entry->rsc.type); crm_xml_add(xml_rsc, XML_AGENT_ATTR_CLASS, entry->rsc.standard); crm_xml_add(xml_rsc, XML_AGENT_ATTR_PROVIDER, entry->rsc.provider); if (entry->last && entry->last->params) { const char *container = g_hash_table_lookup(entry->last->params, CRM_META"_"XML_RSC_ATTR_CONTAINER); if (container) { crm_trace("Resource %s is a part of container resource %s", entry->id, container); crm_xml_add(xml_rsc, XML_RSC_ATTR_CONTAINER, container); } } build_operation_update(xml_rsc, &(entry->rsc), entry->failed, lrm_state->node_name, __FUNCTION__); build_operation_update(xml_rsc, &(entry->rsc), entry->last, lrm_state->node_name, __FUNCTION__); for (gIter = entry->recurring_op_list; gIter != NULL; gIter = gIter->next) { build_operation_update(xml_rsc, &(entry->rsc), gIter->data, lrm_state->node_name, __FUNCTION__); } } return FALSE; } static xmlNode * do_lrm_query_internal(lrm_state_t *lrm_state, int update_flags) { xmlNode *xml_state = NULL; xmlNode *xml_data = NULL; xmlNode *rsc_list = NULL; crm_node_t *peer = NULL; peer = crm_get_peer_full(0, lrm_state->node_name, CRM_GET_PEER_ANY); CRM_CHECK(peer != NULL, return NULL); xml_state = create_node_state_update(peer, update_flags, NULL, __FUNCTION__); if (xml_state == NULL) { return NULL; } xml_data = create_xml_node(xml_state, XML_CIB_TAG_LRM); crm_xml_add(xml_data, XML_ATTR_ID, peer->uuid); rsc_list = create_xml_node(xml_data, XML_LRM_TAG_RESOURCES); /* Build a list of active (not always running) resources */ build_active_RAs(lrm_state, rsc_list); crm_log_xml_trace(xml_state, "Current executor state"); return xml_state; } xmlNode * do_lrm_query(gboolean is_replace, const char *node_name) { lrm_state_t *lrm_state = lrm_state_find(node_name); if (!lrm_state) { crm_err("Could not find executor state for node %s", node_name); return NULL; } return do_lrm_query_internal(lrm_state, node_update_cluster|node_update_peer); } static void notify_deleted(lrm_state_t * lrm_state, ha_msg_input_t * input, const char *rsc_id, int rc) { lrmd_event_data_t *op = NULL; const char *from_sys = crm_element_value(input->msg, F_CRM_SYS_FROM); const char *from_host = crm_element_value(input->msg, F_CRM_HOST_FROM); crm_info("Notifying %s on %s that %s was%s deleted", from_sys, (from_host? from_host : "localhost"), rsc_id, ((rc == pcmk_ok)? "" : " not")); op = construct_op(lrm_state, input->xml, rsc_id, CRMD_ACTION_DELETE); if (rc == pcmk_ok) { op->op_status = PCMK_LRM_OP_DONE; op->rc = PCMK_OCF_OK; } else { op->op_status = PCMK_LRM_OP_ERROR; op->rc = PCMK_OCF_UNKNOWN_ERROR; } send_direct_ack(from_host, from_sys, NULL, op, rsc_id); lrmd_free_event(op); if (safe_str_neq(from_sys, CRM_SYSTEM_TENGINE)) { /* this isn't expected - trigger a new transition */ time_t now = time(NULL); char *now_s = crm_itoa(now); crm_debug("Triggering a refresh after %s deleted %s from the executor", from_sys, rsc_id); update_attr_delegate(fsa_cib_conn, cib_none, XML_CIB_TAG_CRMCONFIG, NULL, NULL, NULL, NULL, "last-lrm-refresh", now_s, FALSE, NULL, NULL); free(now_s); } } static gboolean lrm_remove_deleted_rsc(gpointer key, gpointer value, gpointer user_data) { struct delete_event_s *event = user_data; struct pending_deletion_op_s *op = value; if (crm_str_eq(event->rsc, op->rsc, TRUE)) { notify_deleted(event->lrm_state, op->input, event->rsc, event->rc); return TRUE; } return FALSE; } static gboolean lrm_remove_deleted_op(gpointer key, gpointer value, gpointer user_data) { const char *rsc = user_data; struct recurring_op_s *pending = value; if (crm_str_eq(rsc, pending->rsc_id, TRUE)) { crm_info("Removing op %s:%d for deleted resource %s", pending->op_key, pending->call_id, rsc); return TRUE; } return FALSE; } /* * Remove the rsc from the CIB * * Avoids refreshing the entire LRM section of this host */ #define RSC_TEMPLATE "//"XML_CIB_TAG_STATE"[@uname='%s']//"XML_LRM_TAG_RESOURCE"[@id='%s']" static int delete_rsc_status(lrm_state_t * lrm_state, const char *rsc_id, int call_options, const char *user_name) { char *rsc_xpath = NULL; int rc = pcmk_ok; CRM_CHECK(rsc_id != NULL, return -ENXIO); rsc_xpath = crm_strdup_printf(RSC_TEMPLATE, lrm_state->node_name, rsc_id); rc = cib_internal_op(fsa_cib_conn, CIB_OP_DELETE, NULL, rsc_xpath, NULL, NULL, call_options | cib_xpath, user_name); free(rsc_xpath); return rc; } static void delete_rsc_entry(lrm_state_t * lrm_state, ha_msg_input_t * input, const char *rsc_id, GHashTableIter * rsc_gIter, int rc, const char *user_name) { struct delete_event_s event; CRM_CHECK(rsc_id != NULL, return); if (rc == pcmk_ok) { char *rsc_id_copy = strdup(rsc_id); if (rsc_gIter) g_hash_table_iter_remove(rsc_gIter); else g_hash_table_remove(lrm_state->resource_history, rsc_id_copy); crm_debug("sync: Sending delete op for %s", rsc_id_copy); delete_rsc_status(lrm_state, rsc_id_copy, cib_quorum_override, user_name); g_hash_table_foreach_remove(lrm_state->pending_ops, lrm_remove_deleted_op, rsc_id_copy); free(rsc_id_copy); } if (input) { notify_deleted(lrm_state, input, rsc_id, rc); } event.rc = rc; event.rsc = rsc_id; event.lrm_state = lrm_state; g_hash_table_foreach_remove(lrm_state->deletion_ops, lrm_remove_deleted_rsc, &event); } /*! * \internal * \brief Erase an LRM history entry from the CIB, given the operation data * * \param[in] lrm_state LRM state of the desired node * \param[in] op Operation whose history should be deleted */ static void erase_lrm_history_by_op(lrm_state_t *lrm_state, lrmd_event_data_t *op) { xmlNode *xml_top = NULL; CRM_CHECK(op != NULL, return); xml_top = create_xml_node(NULL, XML_LRM_TAG_RSC_OP); crm_xml_add_int(xml_top, XML_LRM_ATTR_CALLID, op->call_id); crm_xml_add(xml_top, XML_ATTR_TRANSITION_KEY, op->user_data); if (op->interval_ms > 0) { char *op_id = generate_op_key(op->rsc_id, op->op_type, op->interval_ms); /* Avoid deleting last_failure too (if it was a result of this recurring op failing) */ crm_xml_add(xml_top, XML_ATTR_ID, op_id); free(op_id); } crm_debug("Erasing resource operation history for " CRM_OP_FMT " (call=%d)", op->rsc_id, op->op_type, op->interval_ms, op->call_id); fsa_cib_conn->cmds->remove(fsa_cib_conn, XML_CIB_TAG_STATUS, xml_top, cib_quorum_override); crm_log_xml_trace(xml_top, "op:cancel"); free_xml(xml_top); } /* Define xpath to find LRM resource history entry by node and resource */ #define XPATH_HISTORY \ "/" XML_TAG_CIB "/" XML_CIB_TAG_STATUS \ "/" XML_CIB_TAG_STATE "[@" XML_ATTR_UNAME "='%s']" \ "/" XML_CIB_TAG_LRM "/" XML_LRM_TAG_RESOURCES \ "/" XML_LRM_TAG_RESOURCE "[@" XML_ATTR_ID "='%s']" \ "/" XML_LRM_TAG_RSC_OP /* ... and also by operation key */ #define XPATH_HISTORY_ID XPATH_HISTORY \ "[@" XML_ATTR_ID "='%s']" /* ... and also by operation key and operation call ID */ #define XPATH_HISTORY_CALL XPATH_HISTORY \ "[@" XML_ATTR_ID "='%s' and @" XML_LRM_ATTR_CALLID "='%d']" /* ... and also by operation key and original operation key */ #define XPATH_HISTORY_ORIG XPATH_HISTORY \ "[@" XML_ATTR_ID "='%s' and @" XML_LRM_ATTR_TASK_KEY "='%s']" /*! * \internal * \brief Erase an LRM history entry from the CIB, given operation identifiers * * \param[in] lrm_state LRM state of the node to clear history for * \param[in] rsc_id Name of resource to clear history for * \param[in] key Operation key of operation to clear history for * \param[in] orig_op If specified, delete only if it has this original op * \param[in] call_id If specified, delete entry only if it has this call ID */ static void erase_lrm_history_by_id(lrm_state_t *lrm_state, const char *rsc_id, const char *key, const char *orig_op, int call_id) { char *op_xpath = NULL; CRM_CHECK((rsc_id != NULL) && (key != NULL), return); if (call_id > 0) { op_xpath = crm_strdup_printf(XPATH_HISTORY_CALL, lrm_state->node_name, rsc_id, key, call_id); } else if (orig_op) { op_xpath = crm_strdup_printf(XPATH_HISTORY_ORIG, lrm_state->node_name, rsc_id, key, orig_op); } else { op_xpath = crm_strdup_printf(XPATH_HISTORY_ID, lrm_state->node_name, rsc_id, key); } crm_debug("Erasing resource operation history for %s on %s (call=%d)", key, rsc_id, call_id); fsa_cib_conn->cmds->remove(fsa_cib_conn, op_xpath, NULL, cib_quorum_override | cib_xpath); free(op_xpath); } static inline gboolean last_failed_matches_op(rsc_history_t *entry, const char *op, guint interval_ms) { if (entry == NULL) { return FALSE; } if (op == NULL) { return TRUE; } return (safe_str_eq(op, entry->failed->op_type) && (interval_ms == entry->failed->interval_ms)); } /*! * \internal * \brief Clear a resource's last failure * * Erase a resource's last failure on a particular node from both the * LRM resource history in the CIB, and the resource history remembered * for the LRM state. * * \param[in] rsc_id Resource name * \param[in] node_name Node name * \param[in] operation If specified, only clear if matching this operation * \param[in] interval_ms If operation is specified, it has this interval */ void lrm_clear_last_failure(const char *rsc_id, const char *node_name, const char *operation, guint interval_ms) { char *op_key = NULL; char *orig_op_key = NULL; lrm_state_t *lrm_state = NULL; lrm_state = lrm_state_find(node_name); if (lrm_state == NULL) { return; } /* Erase from CIB */ op_key = generate_op_key(rsc_id, "last_failure", 0); if (operation) { orig_op_key = generate_op_key(rsc_id, operation, interval_ms); } erase_lrm_history_by_id(lrm_state, rsc_id, op_key, orig_op_key, 0); free(op_key); free(orig_op_key); /* Remove from memory */ if (lrm_state->resource_history) { rsc_history_t *entry = g_hash_table_lookup(lrm_state->resource_history, rsc_id); if (last_failed_matches_op(entry, operation, interval_ms)) { lrmd_free_event(entry->failed); entry->failed = NULL; } } } /* Returns: gboolean - cancellation is in progress */ static gboolean cancel_op(lrm_state_t * lrm_state, const char *rsc_id, const char *key, int op, gboolean remove) { int rc = pcmk_ok; char *local_key = NULL; struct recurring_op_s *pending = NULL; CRM_CHECK(op != 0, return FALSE); CRM_CHECK(rsc_id != NULL, return FALSE); if (key == NULL) { local_key = make_stop_id(rsc_id, op); key = local_key; } pending = g_hash_table_lookup(lrm_state->pending_ops, key); if (pending) { if (remove && pending->remove == FALSE) { pending->remove = TRUE; crm_debug("Scheduling %s for removal", key); } if (pending->cancelled) { crm_debug("Operation %s already cancelled", key); free(local_key); return FALSE; } pending->cancelled = TRUE; } else { crm_info("No pending op found for %s", key); free(local_key); return FALSE; } crm_debug("Cancelling op %d for %s (%s)", op, rsc_id, key); rc = lrm_state_cancel(lrm_state, pending->rsc_id, pending->op_type, pending->interval_ms); if (rc == pcmk_ok) { crm_debug("Op %d for %s (%s): cancelled", op, rsc_id, key); free(local_key); return TRUE; } crm_debug("Op %d for %s (%s): Nothing to cancel", op, rsc_id, key); /* The caller needs to make sure the entry is * removed from the pending_ops list * * Usually by returning TRUE inside the worker function * supplied to g_hash_table_foreach_remove() * * Not removing the entry from pending_ops will block * the node from shutting down */ free(local_key); return FALSE; } struct cancel_data { gboolean done; gboolean remove; const char *key; lrmd_rsc_info_t *rsc; lrm_state_t *lrm_state; }; static gboolean cancel_action_by_key(gpointer key, gpointer value, gpointer user_data) { gboolean remove = FALSE; struct cancel_data *data = user_data; struct recurring_op_s *op = (struct recurring_op_s *)value; if (crm_str_eq(op->op_key, data->key, TRUE)) { data->done = TRUE; remove = !cancel_op(data->lrm_state, data->rsc->id, key, op->call_id, data->remove); } return remove; } static gboolean cancel_op_key(lrm_state_t * lrm_state, lrmd_rsc_info_t * rsc, const char *key, gboolean remove) { guint removed = 0; struct cancel_data data; CRM_CHECK(rsc != NULL, return FALSE); CRM_CHECK(key != NULL, return FALSE); data.key = key; data.rsc = rsc; data.done = FALSE; data.remove = remove; data.lrm_state = lrm_state; removed = g_hash_table_foreach_remove(lrm_state->pending_ops, cancel_action_by_key, &data); crm_trace("Removed %u op cache entries, new size: %u", removed, g_hash_table_size(lrm_state->pending_ops)); return data.done; } /*! * \internal * \brief Retrieve resource information from LRM * * \param[in] lrm_state LRM connection to use * \param[in] rsc_xml XML containing resource configuration * \param[in] do_create If true, register resource with LRM if not already * \param[out] rsc_info Where to store resource information obtained from LRM * * \retval pcmk_ok Success (and rsc_info holds newly allocated result) * \retval -EINVAL Required information is missing from arguments * \retval -ENOTCONN No active connection to LRM * \retval -ENODEV Resource not found * \retval -errno Error communicating with executor when registering resource * * \note Caller is responsible for freeing result on success. */ static int get_lrm_resource(lrm_state_t *lrm_state, xmlNode *rsc_xml, gboolean do_create, lrmd_rsc_info_t **rsc_info) { const char *id = ID(rsc_xml); CRM_CHECK(lrm_state && rsc_xml && rsc_info, return -EINVAL); CRM_CHECK(id, return -EINVAL); if (lrm_state_is_connected(lrm_state) == FALSE) { return -ENOTCONN; } crm_trace("Retrieving resource information for %s from the executor", id); *rsc_info = lrm_state_get_rsc_info(lrm_state, id, 0); // If resource isn't known by ID, try clone name, if provided if (!*rsc_info) { const char *long_id = crm_element_value(rsc_xml, XML_ATTR_ID_LONG); if (long_id) { *rsc_info = lrm_state_get_rsc_info(lrm_state, long_id, 0); } } if ((*rsc_info == NULL) && do_create) { const char *class = crm_element_value(rsc_xml, XML_AGENT_ATTR_CLASS); const char *provider = crm_element_value(rsc_xml, XML_AGENT_ATTR_PROVIDER); const char *type = crm_element_value(rsc_xml, XML_ATTR_TYPE); int rc; crm_trace("Registering resource %s with the executor", id); rc = lrm_state_register_rsc(lrm_state, id, class, provider, type, lrmd_opt_drop_recurring); if (rc != pcmk_ok) { fsa_data_t *msg_data = NULL; crm_err("Could not register resource %s with the executor on %s: %s " CRM_XS " rc=%d", id, lrm_state->node_name, pcmk_strerror(rc), rc); /* Register this as an internal error if this involves the local * executor. Otherwise, we're likely dealing with an unresponsive * remote node, which is not an FSA failure. */ if (lrm_state_is_local(lrm_state) == TRUE) { register_fsa_error(C_FSA_INTERNAL, I_FAIL, NULL); } return rc; } *rsc_info = lrm_state_get_rsc_info(lrm_state, id, 0); } return *rsc_info? pcmk_ok : -ENODEV; } static void delete_resource(lrm_state_t * lrm_state, const char *id, lrmd_rsc_info_t * rsc, GHashTableIter * gIter, const char *sys, const char *host, const char *user, ha_msg_input_t * request, gboolean unregister) { int rc = pcmk_ok; crm_info("Removing resource %s for %s (%s) on %s", id, sys, user ? user : "internal", host); if (rsc && unregister) { rc = lrm_state_unregister_rsc(lrm_state, id, 0); } if (rc == pcmk_ok) { crm_trace("Resource '%s' deleted", id); } else if (rc == -EINPROGRESS) { crm_info("Deletion of resource '%s' pending", id); if (request) { struct pending_deletion_op_s *op = NULL; char *ref = crm_element_value_copy(request->msg, XML_ATTR_REFERENCE); op = calloc(1, sizeof(struct pending_deletion_op_s)); op->rsc = strdup(rsc->id); op->input = copy_ha_msg_input(request); g_hash_table_insert(lrm_state->deletion_ops, ref, op); } return; } else { crm_warn("Deletion of resource '%s' for %s (%s) on %s failed: %d", id, sys, user ? user : "internal", host, rc); } delete_rsc_entry(lrm_state, request, id, gIter, rc, user); } static int get_fake_call_id(lrm_state_t *lrm_state, const char *rsc_id) { int call_id = 999999999; rsc_history_t *entry = NULL; if(lrm_state) { entry = g_hash_table_lookup(lrm_state->resource_history, rsc_id); } /* Make sure the call id is greater than the last successful operation, * otherwise the failure will not result in a possible recovery of the resource * as it could appear the failure occurred before the successful start */ if (entry) { call_id = entry->last_callid + 1; } if (call_id < 0) { call_id = 1; } return call_id; } static void fake_op_status(lrm_state_t *lrm_state, lrmd_event_data_t *op, int op_status, enum ocf_exitcode op_exitcode) { op->call_id = get_fake_call_id(lrm_state, op->rsc_id); op->t_run = time(NULL); op->t_rcchange = op->t_run; op->op_status = op_status; op->rc = op_exitcode; } static void force_reprobe(lrm_state_t *lrm_state, const char *from_sys, const char *from_host, const char *user_name, gboolean is_remote_node) { GHashTableIter gIter; rsc_history_t *entry = NULL; crm_info("Clearing resource history on node %s", lrm_state->node_name); g_hash_table_iter_init(&gIter, lrm_state->resource_history); while (g_hash_table_iter_next(&gIter, NULL, (void **)&entry)) { /* only unregister the resource during a reprobe if it is not a remote connection * resource. otherwise unregistering the connection will terminate remote-node * membership */ gboolean unregister = TRUE; if (is_remote_lrmd_ra(NULL, NULL, entry->id)) { lrm_state_t *remote_lrm_state = lrm_state_find(entry->id); if (remote_lrm_state) { /* when forcing a reprobe, make sure to clear remote node before * clearing the remote node's connection resource */ force_reprobe(remote_lrm_state, from_sys, from_host, user_name, TRUE); } unregister = FALSE; } delete_resource(lrm_state, entry->id, &entry->rsc, &gIter, from_sys, from_host, user_name, NULL, unregister); } /* Now delete the copy in the CIB */ erase_status_tag(lrm_state->node_name, XML_CIB_TAG_LRM, cib_scope_local); /* Finally, _delete_ the value in pacemaker-attrd -- setting it to FALSE * would result in the scheduler sending us back here again */ update_attrd(lrm_state->node_name, CRM_OP_PROBED, NULL, user_name, is_remote_node); } static void synthesize_lrmd_failure(lrm_state_t *lrm_state, xmlNode *action, int rc) { lrmd_event_data_t *op = NULL; const char *operation = crm_element_value(action, XML_LRM_ATTR_TASK); const char *target_node = crm_element_value(action, XML_LRM_ATTR_TARGET); xmlNode *xml_rsc = find_xml_node(action, XML_CIB_TAG_RESOURCE, TRUE); if ((xml_rsc == NULL) || (ID(xml_rsc) == NULL)) { /* @TODO Should we do something else, like direct ack? */ crm_info("Can't fake %s failure (%d) on %s without resource configuration", crm_element_value(action, XML_LRM_ATTR_TASK_KEY), rc, target_node); return; } else if(operation == NULL) { /* This probably came from crm_resource -C, nothing to do */ crm_info("Can't fake %s failure (%d) on %s without operation", ID(xml_rsc), rc, target_node); return; } op = construct_op(lrm_state, action, ID(xml_rsc), operation); if (safe_str_eq(operation, RSC_NOTIFY)) { // Notifications can't fail fake_op_status(lrm_state, op, PCMK_LRM_OP_DONE, PCMK_OCF_OK); } else { fake_op_status(lrm_state, op, PCMK_LRM_OP_ERROR, rc); } crm_info("Faking " CRM_OP_FMT " result (%d) on %s", op->rsc_id, op->op_type, op->interval_ms, op->rc, target_node); // Process the result as if it came from the LRM process_lrm_event(lrm_state, op, NULL, action); lrmd_free_event(op); } /*! * \internal * \brief Get target of an LRM operation * * \param[in] xml LRM operation data XML * * \return LRM operation target node name (local node or Pacemaker Remote node) */ static const char * lrm_op_target(xmlNode *xml) { const char *target = NULL; if (xml) { target = crm_element_value(xml, XML_LRM_ATTR_TARGET); } if (target == NULL) { target = fsa_our_uname; } return target; } static void fail_lrm_resource(xmlNode *xml, lrm_state_t *lrm_state, const char *user_name, const char *from_host, const char *from_sys) { lrmd_event_data_t *op = NULL; lrmd_rsc_info_t *rsc = NULL; xmlNode *xml_rsc = find_xml_node(xml, XML_CIB_TAG_RESOURCE, TRUE); CRM_CHECK(xml_rsc != NULL, return); /* The executor simply executes operations and reports the results, without * any concept of success or failure, so to fail a resource, we must fake * what a failure looks like. * * To do this, we create a fake executor operation event for the resource, * and pass that event to the executor client callback so it will be * processed as if it came from the executor. */ op = construct_op(lrm_state, xml, ID(xml_rsc), "asyncmon"); fake_op_status(lrm_state, op, PCMK_LRM_OP_DONE, PCMK_OCF_UNKNOWN_ERROR); free((char*) op->user_data); op->user_data = NULL; op->interval_ms = 0; #if ENABLE_ACL if (user_name && is_privileged(user_name) == FALSE) { crm_err("%s does not have permission to fail %s", user_name, ID(xml_rsc)); send_direct_ack(from_host, from_sys, NULL, op, ID(xml_rsc)); lrmd_free_event(op); return; } #endif if (get_lrm_resource(lrm_state, xml_rsc, TRUE, &rsc) == pcmk_ok) { crm_info("Failing resource %s...", rsc->id); op->exit_reason = strdup("Simulated failure"); process_lrm_event(lrm_state, op, NULL, xml); op->op_status = PCMK_LRM_OP_DONE; op->rc = PCMK_OCF_OK; lrmd_free_rsc_info(rsc); } else { crm_info("Cannot find/create resource in order to fail it..."); crm_log_xml_warn(xml, "bad input"); } send_direct_ack(from_host, from_sys, NULL, op, ID(xml_rsc)); lrmd_free_event(op); } static void handle_refresh_op(lrm_state_t *lrm_state, const char *user_name, const char *from_host, const char *from_sys) { int rc = pcmk_ok; xmlNode *fragment = do_lrm_query_internal(lrm_state, node_update_all); fsa_cib_update(XML_CIB_TAG_STATUS, fragment, cib_quorum_override, rc, user_name); crm_info("Forced a local resource history refresh: call=%d", rc); if (safe_str_neq(CRM_SYSTEM_CRMD, from_sys)) { xmlNode *reply = create_request(CRM_OP_INVOKE_LRM, fragment, from_host, from_sys, CRM_SYSTEM_LRMD, fsa_our_uuid); crm_debug("ACK'ing refresh from %s (%s)", from_sys, from_host); if (relay_message(reply, TRUE) == FALSE) { crm_log_xml_err(reply, "Unable to route reply"); } free_xml(reply); } free_xml(fragment); } static void handle_query_op(xmlNode *msg, lrm_state_t *lrm_state) { xmlNode *data = do_lrm_query_internal(lrm_state, node_update_all); xmlNode *reply = create_reply(msg, data); if (relay_message(reply, TRUE) == FALSE) { crm_err("Unable to route reply"); crm_log_xml_err(reply, "reply"); } free_xml(reply); free_xml(data); } static void handle_reprobe_op(lrm_state_t *lrm_state, const char *from_sys, const char *from_host, const char *user_name, gboolean is_remote_node) { crm_notice("Forcing the status of all resources to be redetected"); force_reprobe(lrm_state, from_sys, from_host, user_name, is_remote_node); if (safe_str_neq(CRM_SYSTEM_PENGINE, from_sys) && safe_str_neq(CRM_SYSTEM_TENGINE, from_sys)) { xmlNode *reply = create_request(CRM_OP_INVOKE_LRM, NULL, from_host, from_sys, CRM_SYSTEM_LRMD, fsa_our_uuid); crm_debug("ACK'ing re-probe from %s (%s)", from_sys, from_host); if (relay_message(reply, TRUE) == FALSE) { crm_log_xml_err(reply, "Unable to route reply"); } free_xml(reply); } } static bool do_lrm_cancel(ha_msg_input_t *input, lrm_state_t *lrm_state, lrmd_rsc_info_t *rsc, const char *from_host, const char *from_sys) { char *op_key = NULL; char *meta_key = NULL; int call = 0; const char *call_id = NULL; const char *op_task = NULL; const char *interval_ms_s = NULL; gboolean in_progress = FALSE; xmlNode *params = find_xml_node(input->xml, XML_TAG_ATTRS, TRUE); CRM_CHECK(params != NULL, return FALSE); meta_key = crm_meta_name(XML_LRM_ATTR_INTERVAL_MS); interval_ms_s = crm_element_value(params, meta_key); free(meta_key); CRM_CHECK(interval_ms_s != NULL, return FALSE); meta_key = crm_meta_name(XML_LRM_ATTR_TASK); op_task = crm_element_value(params, meta_key); free(meta_key); CRM_CHECK(op_task != NULL, return FALSE); meta_key = crm_meta_name(XML_LRM_ATTR_CALLID); call_id = crm_element_value(params, meta_key); free(meta_key); op_key = generate_op_key(rsc->id, op_task, crm_parse_ms(interval_ms_s)); crm_debug("Scheduler requested op %s (call=%s) be cancelled", op_key, (call_id? call_id : "NA")); call = crm_parse_int(call_id, "0"); if (call == 0) { // Normal case when the scheduler cancels a recurring op in_progress = cancel_op_key(lrm_state, rsc, op_key, TRUE); } else { // Normal case when the scheduler cancels an orphan op in_progress = cancel_op(lrm_state, rsc->id, NULL, call, TRUE); } // Acknowledge cancellation operation if for a remote connection resource if (!in_progress || is_remote_lrmd_ra(NULL, NULL, rsc->id)) { char *op_id = make_stop_id(rsc->id, call); if (is_remote_lrmd_ra(NULL, NULL, rsc->id) == FALSE) { crm_info("Nothing known about operation %d for %s", call, op_key); } erase_lrm_history_by_id(lrm_state, rsc->id, op_key, NULL, call); send_task_ok_ack(lrm_state, input, rsc->id, rsc, op_task, from_host, from_sys); /* needed at least for cancellation of a remote operation */ g_hash_table_remove(lrm_state->pending_ops, op_id); free(op_id); } else { /* No ack is needed since abcdaa8, but peers with older versions * in a rolling upgrade need one. We didn't bump the feature set * at that commit, so we can only compare against the previous * CRM version (3.0.8). If any peers have feature set 3.0.9 but * not abcdaa8, they will time out waiting for the ack (no * released versions of Pacemaker are affected). */ const char *peer_version = crm_element_value(params, XML_ATTR_CRM_VERSION); if (compare_version(peer_version, "3.0.8") <= 0) { crm_info("Sending compatibility ack for %s cancellation to %s (CRM version %s)", op_key, from_host, peer_version); send_task_ok_ack(lrm_state, input, rsc->id, rsc, op_task, from_host, from_sys); } } free(op_key); return TRUE; } static void do_lrm_delete(ha_msg_input_t *input, lrm_state_t *lrm_state, lrmd_rsc_info_t *rsc, const char *from_sys, const char *from_host, bool crm_rsc_delete, const char *user_name) { gboolean unregister = TRUE; #if ENABLE_ACL int cib_rc = delete_rsc_status(lrm_state, rsc->id, cib_dryrun|cib_sync_call, user_name); if (cib_rc != pcmk_ok) { lrmd_event_data_t *op = NULL; crm_err("Could not delete resource status of %s for %s (user %s) on %s: %s" CRM_XS " rc=%d", rsc->id, from_sys, (user_name? user_name : "unknown"), from_host, pcmk_strerror(cib_rc), cib_rc); op = construct_op(lrm_state, input->xml, rsc->id, CRMD_ACTION_DELETE); op->op_status = PCMK_LRM_OP_ERROR; if (cib_rc == -EACCES) { op->rc = PCMK_OCF_INSUFFICIENT_PRIV; } else { op->rc = PCMK_OCF_UNKNOWN_ERROR; } send_direct_ack(from_host, from_sys, NULL, op, rsc->id); lrmd_free_event(op); return; } #endif if (crm_rsc_delete && is_remote_lrmd_ra(NULL, NULL, rsc->id)) { unregister = FALSE; } delete_resource(lrm_state, rsc->id, rsc, NULL, from_sys, from_host, user_name, input, unregister); } /* A_LRM_INVOKE */ void do_lrm_invoke(long long action, enum crmd_fsa_cause cause, enum crmd_fsa_state cur_state, enum crmd_fsa_input current_input, fsa_data_t * msg_data) { lrm_state_t *lrm_state = NULL; const char *crm_op = NULL; const char *from_sys = NULL; const char *from_host = NULL; const char *operation = NULL; ha_msg_input_t *input = fsa_typed_data(fsa_dt_ha_msg); const char *user_name = NULL; const char *target_node = NULL; gboolean is_remote_node = FALSE; bool crm_rsc_delete = FALSE; target_node = lrm_op_target(input->xml); is_remote_node = safe_str_neq(target_node, fsa_our_uname); lrm_state = lrm_state_find(target_node); if ((lrm_state == NULL) && is_remote_node) { crm_err("Failing action because local node has never had connection to remote node %s", target_node); synthesize_lrmd_failure(NULL, input->xml, PCMK_OCF_CONNECTION_DIED); return; } CRM_ASSERT(lrm_state != NULL); #if ENABLE_ACL user_name = crm_acl_get_set_user(input->msg, F_CRM_USER, NULL); crm_trace("Executor command from user '%s'", user_name); #endif crm_op = crm_element_value(input->msg, F_CRM_TASK); from_sys = crm_element_value(input->msg, F_CRM_SYS_FROM); if (safe_str_neq(from_sys, CRM_SYSTEM_TENGINE)) { from_host = crm_element_value(input->msg, F_CRM_HOST_FROM); } crm_trace("Executor %s command from %s", crm_op, from_sys); if (safe_str_eq(crm_op, CRM_OP_LRM_DELETE)) { crm_rsc_delete = TRUE; // Only crm_resource uses this op operation = CRMD_ACTION_DELETE; } else if (safe_str_eq(crm_op, CRM_OP_LRM_FAIL)) { fail_lrm_resource(input->xml, lrm_state, user_name, from_host, from_sys); return; } else if (input->xml != NULL) { operation = crm_element_value(input->xml, XML_LRM_ATTR_TASK); } if (safe_str_eq(crm_op, CRM_OP_LRM_REFRESH)) { handle_refresh_op(lrm_state, user_name, from_host, from_sys); } else if (safe_str_eq(crm_op, CRM_OP_LRM_QUERY)) { handle_query_op(input->msg, lrm_state); } else if (safe_str_eq(operation, CRM_OP_PROBED)) { update_attrd(lrm_state->node_name, CRM_OP_PROBED, XML_BOOLEAN_TRUE, user_name, is_remote_node); } else if (safe_str_eq(operation, CRM_OP_REPROBE) || safe_str_eq(crm_op, CRM_OP_REPROBE)) { handle_reprobe_op(lrm_state, from_sys, from_host, user_name, is_remote_node); } else if (operation != NULL) { lrmd_rsc_info_t *rsc = NULL; xmlNode *xml_rsc = find_xml_node(input->xml, XML_CIB_TAG_RESOURCE, TRUE); gboolean create_rsc = safe_str_neq(operation, CRMD_ACTION_DELETE); int rc; // We can't return anything meaningful without a resource ID CRM_CHECK(xml_rsc && ID(xml_rsc), return); rc = get_lrm_resource(lrm_state, xml_rsc, create_rsc, &rsc); if (rc == -ENOTCONN) { synthesize_lrmd_failure(lrm_state, input->xml, PCMK_OCF_CONNECTION_DIED); return; } else if ((rc < 0) && !create_rsc) { /* Delete of malformed or nonexistent resource * (deleting something that does not exist is a success) */ crm_notice("Not registering resource '%s' for a %s event " CRM_XS " get-rc=%d (%s) transition-key=%s", ID(xml_rsc), operation, rc, pcmk_strerror(rc), ID(input->xml)); delete_rsc_entry(lrm_state, input, ID(xml_rsc), NULL, pcmk_ok, user_name); send_task_ok_ack(lrm_state, input, ID(xml_rsc), NULL, operation, from_host, from_sys); return; } else if (rc == -EINVAL) { // Resource operation on malformed resource crm_err("Invalid resource definition for %s", ID(xml_rsc)); crm_log_xml_warn(input->msg, "invalid resource"); synthesize_lrmd_failure(lrm_state, input->xml, PCMK_OCF_NOT_CONFIGURED); // fatal error return; } else if (rc < 0) { // Error communicating with the executor crm_err("Could not register resource '%s' with executor: %s " CRM_XS " rc=%d", ID(xml_rsc), pcmk_strerror(rc), rc); crm_log_xml_warn(input->msg, "failed registration"); synthesize_lrmd_failure(lrm_state, input->xml, PCMK_OCF_INVALID_PARAM); // hard error return; } if (safe_str_eq(operation, CRMD_ACTION_CANCEL)) { if (!do_lrm_cancel(input, lrm_state, rsc, from_host, from_sys)) { crm_log_xml_warn(input->xml, "Bad command"); } } else if (safe_str_eq(operation, CRMD_ACTION_DELETE)) { do_lrm_delete(input, lrm_state, rsc, from_sys, from_host, crm_rsc_delete, user_name); } else { do_lrm_rsc_op(lrm_state, rsc, operation, input->xml, input->msg); } lrmd_free_rsc_info(rsc); } else { crm_err("Cannot perform operation %s of unknown type", crm_str(crm_op)); register_fsa_error(C_FSA_INTERNAL, I_ERROR, NULL); } } static lrmd_event_data_t * construct_op(lrm_state_t * lrm_state, xmlNode * rsc_op, const char *rsc_id, const char *operation) { lrmd_event_data_t *op = NULL; const char *op_delay = NULL; const char *op_timeout = NULL; const char *interval_ms_s = NULL; GHashTable *params = NULL; const char *transition = NULL; CRM_ASSERT(rsc_id && operation); op = calloc(1, sizeof(lrmd_event_data_t)); CRM_ASSERT(op != NULL); op->type = lrmd_event_exec_complete; op->op_type = strdup(operation); op->op_status = PCMK_LRM_OP_PENDING; op->rc = -1; op->rsc_id = strdup(rsc_id); op->interval_ms = 0; op->timeout = 0; op->start_delay = 0; if (rsc_op == NULL) { CRM_LOG_ASSERT(safe_str_eq(CRMD_ACTION_STOP, operation)); op->user_data = NULL; /* the stop_all_resources() case * by definition there is no DC (or they'd be shutting * us down). * So we should put our version here. */ op->params = crm_str_table_new(); g_hash_table_insert(op->params, strdup(XML_ATTR_CRM_VERSION), strdup(CRM_FEATURE_SET)); crm_trace("Constructed %s op for %s", operation, rsc_id); return op; } params = xml2list(rsc_op); g_hash_table_remove(params, CRM_META "_op_target_rc"); op_delay = crm_meta_value(params, XML_OP_ATTR_START_DELAY); op_timeout = crm_meta_value(params, XML_ATTR_TIMEOUT); interval_ms_s = crm_meta_value(params, XML_LRM_ATTR_INTERVAL_MS); op->interval_ms = crm_parse_ms(interval_ms_s); op->timeout = crm_parse_int(op_timeout, "0"); op->start_delay = crm_parse_int(op_delay, "0"); #if ENABLE_VERSIONED_ATTRS // Resolve any versioned parameters if (lrm_state && safe_str_neq(op->op_type, RSC_METADATA) && safe_str_neq(op->op_type, CRMD_ACTION_DELETE) && !is_remote_lrmd_ra(NULL, NULL, rsc_id)) { // Resource info *should* already be cached, so we don't get executor call lrmd_rsc_info_t *rsc = lrm_state_get_rsc_info(lrm_state, rsc_id, 0); struct ra_metadata_s *metadata; metadata = metadata_cache_get(lrm_state->metadata_cache, rsc); if (metadata) { xmlNode *versioned_attrs = NULL; GHashTable *hash = NULL; char *key = NULL; char *value = NULL; GHashTableIter iter; versioned_attrs = first_named_child(rsc_op, XML_TAG_OP_VER_ATTRS); hash = pe_unpack_versioned_parameters(versioned_attrs, metadata->ra_version); g_hash_table_iter_init(&iter, hash); while (g_hash_table_iter_next(&iter, (gpointer *) &key, (gpointer *) &value)) { g_hash_table_iter_steal(&iter); g_hash_table_replace(params, key, value); } g_hash_table_destroy(hash); versioned_attrs = first_named_child(rsc_op, XML_TAG_OP_VER_META); hash = pe_unpack_versioned_parameters(versioned_attrs, metadata->ra_version); g_hash_table_iter_init(&iter, hash); while (g_hash_table_iter_next(&iter, (gpointer *) &key, (gpointer *) &value)) { g_hash_table_replace(params, crm_meta_name(key), strdup(value)); if (safe_str_eq(key, XML_ATTR_TIMEOUT)) { op->timeout = crm_parse_int(value, "0"); } else if (safe_str_eq(key, XML_OP_ATTR_START_DELAY)) { op->start_delay = crm_parse_int(value, "0"); } } g_hash_table_destroy(hash); versioned_attrs = first_named_child(rsc_op, XML_TAG_RSC_VER_ATTRS); hash = pe_unpack_versioned_parameters(versioned_attrs, metadata->ra_version); g_hash_table_iter_init(&iter, hash); while (g_hash_table_iter_next(&iter, (gpointer *) &key, (gpointer *) &value)) { g_hash_table_iter_steal(&iter); g_hash_table_replace(params, key, value); } g_hash_table_destroy(hash); } lrmd_free_rsc_info(rsc); } #endif if (safe_str_neq(operation, RSC_STOP)) { op->params = params; } else { rsc_history_t *entry = NULL; if (lrm_state) { entry = g_hash_table_lookup(lrm_state->resource_history, rsc_id); } /* If we do not have stop parameters cached, use * whatever we are given */ if (!entry || !entry->stop_params) { op->params = params; } else { /* Copy the cached parameter list so that we stop the resource * with the old attributes, not the new ones */ op->params = crm_str_table_new(); g_hash_table_foreach(params, copy_meta_keys, op->params); g_hash_table_foreach(entry->stop_params, copy_instance_keys, op->params); g_hash_table_destroy(params); params = NULL; } } /* sanity */ if (op->timeout <= 0) { op->timeout = op->interval_ms; } if (op->start_delay < 0) { op->start_delay = 0; } transition = crm_element_value(rsc_op, XML_ATTR_TRANSITION_KEY); CRM_CHECK(transition != NULL, return op); op->user_data = strdup(transition); if (op->interval_ms != 0) { if (safe_str_eq(operation, CRMD_ACTION_START) || safe_str_eq(operation, CRMD_ACTION_STOP)) { crm_err("Start and Stop actions cannot have an interval: %u", op->interval_ms); op->interval_ms = 0; } } crm_trace("Constructed %s op for %s: interval=%u", operation, rsc_id, op->interval_ms); return op; } void send_direct_ack(const char *to_host, const char *to_sys, lrmd_rsc_info_t * rsc, lrmd_event_data_t * op, const char *rsc_id) { xmlNode *reply = NULL; xmlNode *update, *iter; crm_node_t *peer = NULL; CRM_CHECK(op != NULL, return); if (op->rsc_id == NULL) { CRM_ASSERT(rsc_id != NULL); op->rsc_id = strdup(rsc_id); } if (to_sys == NULL) { to_sys = CRM_SYSTEM_TENGINE; } peer = crm_get_peer(0, fsa_our_uname); update = create_node_state_update(peer, node_update_none, NULL, __FUNCTION__); iter = create_xml_node(update, XML_CIB_TAG_LRM); crm_xml_add(iter, XML_ATTR_ID, fsa_our_uuid); iter = create_xml_node(iter, XML_LRM_TAG_RESOURCES); iter = create_xml_node(iter, XML_LRM_TAG_RESOURCE); crm_xml_add(iter, XML_ATTR_ID, op->rsc_id); build_operation_update(iter, rsc, op, fsa_our_uname, __FUNCTION__); reply = create_request(CRM_OP_INVOKE_LRM, update, to_host, to_sys, CRM_SYSTEM_LRMD, NULL); crm_log_xml_trace(update, "ACK Update"); crm_debug("ACK'ing resource op " CRM_OP_FMT " from %s: %s", op->rsc_id, op->op_type, op->interval_ms, op->user_data, crm_element_value(reply, XML_ATTR_REFERENCE)); if (relay_message(reply, TRUE) == FALSE) { crm_log_xml_err(reply, "Unable to route reply"); } free_xml(update); free_xml(reply); } gboolean verify_stopped(enum crmd_fsa_state cur_state, int log_level) { gboolean res = TRUE; GList *lrm_state_list = lrm_state_get_list(); GList *state_entry; for (state_entry = lrm_state_list; state_entry != NULL; state_entry = state_entry->next) { lrm_state_t *lrm_state = state_entry->data; if (!lrm_state_verify_stopped(lrm_state, cur_state, log_level)) { /* keep iterating through all even when false is returned */ res = FALSE; } } set_bit(fsa_input_register, R_SENT_RSC_STOP); g_list_free(lrm_state_list); lrm_state_list = NULL; return res; } struct stop_recurring_action_s { lrmd_rsc_info_t *rsc; lrm_state_t *lrm_state; }; static gboolean stop_recurring_action_by_rsc(gpointer key, gpointer value, gpointer user_data) { gboolean remove = FALSE; struct stop_recurring_action_s *event = user_data; struct recurring_op_s *op = (struct recurring_op_s *)value; if ((op->interval_ms != 0) && crm_str_eq(op->rsc_id, event->rsc->id, TRUE)) { crm_debug("Cancelling op %d for %s (%s)", op->call_id, op->rsc_id, (char*)key); remove = !cancel_op(event->lrm_state, event->rsc->id, key, op->call_id, FALSE); } return remove; } static gboolean stop_recurring_actions(gpointer key, gpointer value, gpointer user_data) { gboolean remove = FALSE; lrm_state_t *lrm_state = user_data; struct recurring_op_s *op = (struct recurring_op_s *)value; if (op->interval_ms != 0) { crm_info("Cancelling op %d for %s (%s)", op->call_id, op->rsc_id, (const char *) key); remove = !cancel_op(lrm_state, op->rsc_id, key, op->call_id, FALSE); } return remove; } static void record_pending_op(const char *node_name, lrmd_rsc_info_t *rsc, lrmd_event_data_t *op) { const char *record_pending = NULL; CRM_CHECK(node_name != NULL, return); CRM_CHECK(rsc != NULL, return); CRM_CHECK(op != NULL, return); // Never record certain operation types as pending if ((op->op_type == NULL) || (op->params == NULL) || !controld_action_is_recordable(op->op_type)) { return; } // defaults to true record_pending = crm_meta_value(op->params, XML_OP_ATTR_PENDING); if (record_pending && !crm_is_true(record_pending)) { return; } op->call_id = -1; op->op_status = PCMK_LRM_OP_PENDING; op->rc = PCMK_OCF_UNKNOWN; op->t_run = time(NULL); op->t_rcchange = op->t_run; /* write a "pending" entry to the CIB, inhibit notification */ crm_debug("Recording pending op " CRM_OP_FMT " on %s in the CIB", op->rsc_id, op->op_type, op->interval_ms, node_name); do_update_resource(node_name, rsc, op); } static void do_lrm_rsc_op(lrm_state_t * lrm_state, lrmd_rsc_info_t * rsc, const char *operation, xmlNode * msg, xmlNode * request) { int call_id = 0; char *op_id = NULL; lrmd_event_data_t *op = NULL; lrmd_key_value_t *params = NULL; fsa_data_t *msg_data = NULL; const char *transition = NULL; gboolean stop_recurring = FALSE; bool send_nack = FALSE; CRM_CHECK(rsc != NULL, return); CRM_CHECK(operation != NULL, return); if (msg != NULL) { transition = crm_element_value(msg, XML_ATTR_TRANSITION_KEY); if (transition == NULL) { crm_log_xml_err(msg, "Missing transition number"); } } op = construct_op(lrm_state, msg, rsc->id, operation); CRM_CHECK(op != NULL, return); if (is_remote_lrmd_ra(NULL, NULL, rsc->id) && (op->interval_ms == 0) && strcmp(operation, CRMD_ACTION_MIGRATE) == 0) { /* pcmk remote connections are a special use case. * We never ever want to stop monitoring a connection resource until * the entire migration has completed. If the connection is unexpectedly * severed, even during a migration, this is an event we must detect.*/ stop_recurring = FALSE; } else if ((op->interval_ms == 0) && strcmp(operation, CRMD_ACTION_STATUS) != 0 && strcmp(operation, CRMD_ACTION_NOTIFY) != 0) { /* stop any previous monitor operations before changing the resource state */ stop_recurring = TRUE; } if (stop_recurring == TRUE) { guint removed = 0; struct stop_recurring_action_s data; data.rsc = rsc; data.lrm_state = lrm_state; removed = g_hash_table_foreach_remove( lrm_state->pending_ops, stop_recurring_action_by_rsc, &data); if (removed) { crm_debug("Stopped %u recurring operation%s in preparation for " CRM_OP_FMT, removed, s_if_plural(removed), rsc->id, operation, op->interval_ms); } } /* now do the op */ crm_info("Performing key=%s op=" CRM_OP_FMT, transition, rsc->id, operation, op->interval_ms); if (is_set(fsa_input_register, R_SHUTDOWN) && safe_str_eq(operation, RSC_START)) { register_fsa_input(C_SHUTDOWN, I_SHUTDOWN, NULL); send_nack = TRUE; } else if (fsa_state != S_NOT_DC && fsa_state != S_POLICY_ENGINE /* Recalculating */ && fsa_state != S_TRANSITION_ENGINE && safe_str_neq(operation, CRMD_ACTION_STOP)) { send_nack = TRUE; } if(send_nack) { crm_notice("Discarding attempt to perform action %s on %s in state %s (shutdown=%s)", operation, rsc->id, fsa_state2string(fsa_state), is_set(fsa_input_register, R_SHUTDOWN)?"true":"false"); op->rc = CRM_DIRECT_NACK_RC; op->op_status = PCMK_LRM_OP_ERROR; send_direct_ack(NULL, NULL, rsc, op, rsc->id); lrmd_free_event(op); free(op_id); return; } record_pending_op(lrm_state->node_name, rsc, op); op_id = generate_op_key(rsc->id, op->op_type, op->interval_ms); if (op->interval_ms > 0) { /* cancel it so we can then restart it without conflict */ cancel_op_key(lrm_state, rsc, op_id, FALSE); } if (op->params) { char *key = NULL; char *value = NULL; GHashTableIter iter; g_hash_table_iter_init(&iter, op->params); while (g_hash_table_iter_next(&iter, (gpointer *) & key, (gpointer *) & value)) { params = lrmd_key_value_add(params, key, value); } } call_id = lrm_state_exec(lrm_state, rsc->id, op->op_type, op->user_data, op->interval_ms, op->timeout, op->start_delay, params); if (call_id <= 0 && lrm_state_is_local(lrm_state)) { crm_err("Operation %s on %s failed: %d", operation, rsc->id, call_id); register_fsa_error(C_FSA_INTERNAL, I_FAIL, NULL); } else if (call_id <= 0) { crm_err("Operation %s on resource %s failed to execute on remote node %s: %d", operation, rsc->id, lrm_state->node_name, call_id); fake_op_status(lrm_state, op, PCMK_LRM_OP_DONE, PCMK_OCF_UNKNOWN_ERROR); process_lrm_event(lrm_state, op, NULL, NULL); } else { /* record all operations so we can wait * for them to complete during shutdown */ char *call_id_s = make_stop_id(rsc->id, call_id); struct recurring_op_s *pending = NULL; pending = calloc(1, sizeof(struct recurring_op_s)); crm_trace("Recording pending op: %d - %s %s", call_id, op_id, call_id_s); pending->call_id = call_id; pending->interval_ms = op->interval_ms; pending->op_type = strdup(operation); pending->op_key = strdup(op_id); pending->rsc_id = strdup(rsc->id); pending->start_time = time(NULL); pending->user_data = op->user_data? strdup(op->user_data) : NULL; g_hash_table_replace(lrm_state->pending_ops, call_id_s, pending); if ((op->interval_ms > 0) && (op->start_delay > START_DELAY_THRESHOLD)) { char *uuid = NULL; int dummy = 0, target_rc = 0; crm_info("Faking confirmation of %s: execution postponed for over 5 minutes", op_id); decode_transition_key(op->user_data, &uuid, &dummy, &dummy, &target_rc); free(uuid); op->rc = target_rc; op->op_status = PCMK_LRM_OP_DONE; send_direct_ack(NULL, NULL, rsc, op, rsc->id); } pending->params = op->params; op->params = NULL; } free(op_id); lrmd_free_event(op); return; } int last_resource_update = 0; static void cib_rsc_callback(xmlNode * msg, int call_id, int rc, xmlNode * output, void *user_data) { switch (rc) { case pcmk_ok: case -pcmk_err_diff_failed: case -pcmk_err_diff_resync: crm_trace("Resource update %d complete: rc=%d", call_id, rc); break; default: crm_warn("Resource update %d failed: (rc=%d) %s", call_id, rc, pcmk_strerror(rc)); } if (call_id == last_resource_update) { last_resource_update = 0; trigger_fsa(fsa_source); } } static int do_update_resource(const char *node_name, lrmd_rsc_info_t * rsc, lrmd_event_data_t * op) { /* */ int rc = pcmk_ok; xmlNode *update, *iter = NULL; int call_opt = crmd_cib_smart_opt(); const char *uuid = NULL; CRM_CHECK(op != NULL, return 0); iter = create_xml_node(iter, XML_CIB_TAG_STATUS); update = iter; iter = create_xml_node(iter, XML_CIB_TAG_STATE); if (safe_str_eq(node_name, fsa_our_uname)) { uuid = fsa_our_uuid; } else { /* remote nodes uuid and uname are equal */ uuid = node_name; crm_xml_add(iter, XML_NODE_IS_REMOTE, "true"); } CRM_LOG_ASSERT(uuid != NULL); if(uuid == NULL) { rc = -EINVAL; goto done; } crm_xml_add(iter, XML_ATTR_UUID, uuid); crm_xml_add(iter, XML_ATTR_UNAME, node_name); crm_xml_add(iter, XML_ATTR_ORIGIN, __FUNCTION__); iter = create_xml_node(iter, XML_CIB_TAG_LRM); crm_xml_add(iter, XML_ATTR_ID, uuid); iter = create_xml_node(iter, XML_LRM_TAG_RESOURCES); iter = create_xml_node(iter, XML_LRM_TAG_RESOURCE); crm_xml_add(iter, XML_ATTR_ID, op->rsc_id); build_operation_update(iter, rsc, op, node_name, __FUNCTION__); if (rsc) { const char *container = NULL; crm_xml_add(iter, XML_ATTR_TYPE, rsc->type); crm_xml_add(iter, XML_AGENT_ATTR_CLASS, rsc->standard); crm_xml_add(iter, XML_AGENT_ATTR_PROVIDER, rsc->provider); if (op->params) { container = g_hash_table_lookup(op->params, CRM_META"_"XML_RSC_ATTR_CONTAINER); } if (container) { crm_trace("Resource %s is a part of container resource %s", op->rsc_id, container); crm_xml_add(iter, XML_RSC_ATTR_CONTAINER, container); } } else { crm_warn("Resource %s no longer exists in the executor", op->rsc_id); send_direct_ack(NULL, NULL, rsc, op, op->rsc_id); goto cleanup; } crm_log_xml_trace(update, __FUNCTION__); /* make it an asynchronous call and be done with it * * Best case: * the resource state will be discovered during * the next signup or election. * * Bad case: * we are shutting down and there is no DC at the time, * but then why were we shutting down then anyway? * (probably because of an internal error) * * Worst case: * we get shot for having resources "running" that really weren't * * the alternative however means blocking here for too long, which * isn't acceptable */ fsa_cib_update(XML_CIB_TAG_STATUS, update, call_opt, rc, NULL); if (rc > 0) { last_resource_update = rc; } done: /* the return code is a call number, not an error code */ crm_trace("Sent resource state update message: %d for %s=%u on %s", rc, op->op_type, op->interval_ms, op->rsc_id); fsa_register_cib_callback(rc, FALSE, NULL, cib_rsc_callback); cleanup: free_xml(update); return rc; } void do_lrm_event(long long action, enum crmd_fsa_cause cause, enum crmd_fsa_state cur_state, enum crmd_fsa_input cur_input, fsa_data_t * msg_data) { CRM_CHECK(FALSE, return); } static char * unescape_newlines(const char *string) { char *pch = NULL; char *ret = NULL; static const char *escaped_newline = "\\n"; if (!string) { return NULL; } ret = strdup(string); pch = strstr(ret, escaped_newline); while (pch != NULL) { /* 2 chars for 2 chars, null-termination irrelevant */ memcpy(pch, "\n ", 2 * sizeof(char)); pch = strstr(pch, escaped_newline); } return ret; } void process_lrm_event(lrm_state_t *lrm_state, lrmd_event_data_t *op, struct recurring_op_s *pending, xmlNode *action_xml) { char *op_id = NULL; char *op_key = NULL; int update_id = 0; gboolean remove = FALSE; gboolean removed = FALSE; bool need_direct_ack = FALSE; lrmd_rsc_info_t *rsc = NULL; const char *node_name = NULL; CRM_CHECK(op != NULL, return); CRM_CHECK(op->rsc_id != NULL, return); op_id = make_stop_id(op->rsc_id, op->call_id); op_key = generate_op_key(op->rsc_id, op->op_type, op->interval_ms); // Get resource info if available (from executor state or action XML) if (lrm_state) { rsc = lrm_state_get_rsc_info(lrm_state, op->rsc_id, 0); } if ((rsc == NULL) && action_xml) { xmlNode *xml = find_xml_node(action_xml, XML_CIB_TAG_RESOURCE, TRUE); const char *standard = crm_element_value(xml, XML_AGENT_ATTR_CLASS); const char *provider = crm_element_value(xml, XML_AGENT_ATTR_PROVIDER); const char *type = crm_element_value(xml, XML_ATTR_TYPE); if (standard && type) { crm_info("%s agent information not cached, using %s%s%s:%s from action XML", op->rsc_id, standard, (provider? ":" : ""), (provider? provider : ""), type); rsc = lrmd_new_rsc_info(op->rsc_id, standard, provider, type); } else { crm_err("Can't process %s result because %s agent information not cached or in XML", op_key, op->rsc_id); } } // Get node name if available (from executor state or action XML) if (lrm_state) { node_name = lrm_state->node_name; } else if (action_xml) { node_name = crm_element_value(action_xml, XML_LRM_ATTR_TARGET); } if(pending == NULL) { remove = TRUE; if (lrm_state) { pending = g_hash_table_lookup(lrm_state->pending_ops, op_id); } } if (op->op_status == PCMK_LRM_OP_ERROR) { switch(op->rc) { case PCMK_OCF_NOT_RUNNING: case PCMK_OCF_RUNNING_MASTER: case PCMK_OCF_DEGRADED: case PCMK_OCF_DEGRADED_MASTER: // Leave it to the TE/scheduler to decide if this is an error op->op_status = PCMK_LRM_OP_DONE; break; default: /* Nothing to do */ break; } } if (op->op_status != PCMK_LRM_OP_CANCELLED) { /* We might not record the result, so directly acknowledge it to the * originator instead, so it doesn't time out waiting for the result * (especially important if part of a transition). */ need_direct_ack = TRUE; if (controld_action_is_recordable(op->op_type)) { if (node_name && rsc) { // We should record the result, and happily, we can update_id = do_update_resource(node_name, rsc, op); need_direct_ack = FALSE; } else if (op->rsc_deleted) { /* We shouldn't record the result (likely the resource was * refreshed, cleaned, or removed while this operation was * in flight). */ crm_notice("Not recording %s result in CIB because " "resource information was removed since it was initiated", op_key); } else { /* This shouldn't be possible; the executor didn't consider the * resource deleted, but we couldn't find resource or node * information. */ crm_err("Unable to record %s result in CIB: %s", op_key, (node_name? "No resource information" : "No node name")); } } } else if (op->interval_ms == 0) { /* A non-recurring operation was cancelled. Most likely, the * never-initiated action was removed from the executor's pending * operations list upon resource removal. */ need_direct_ack = TRUE; } else if (pending == NULL) { /* This recurring operation was cancelled, but was not pending. No * transition actions are waiting on it, nothing needs to be done. */ } else if (op->user_data == NULL) { /* This recurring operation was cancelled and pending, but we don't * have a transition key. This should never happen. */ crm_err("Recurring operation %s was cancelled without transition information", op_key); } else if (pending->remove) { /* This recurring operation was cancelled (by us) and pending, and we * have been waiting for it to finish. */ if (lrm_state) { erase_lrm_history_by_op(lrm_state, op); } } else if (op->rsc_deleted) { /* This recurring operation was cancelled (but not by us, and the * executor does not have resource information, likely due to resource * cleanup, refresh, or removal) and pending. */ crm_debug("Recurring op %s was cancelled due to resource deletion", op_key); need_direct_ack = TRUE; } else { /* This recurring operation was cancelled (but not by us, likely by the * executor before stopping the resource) and pending. We don't need to * do anything special. */ } if (need_direct_ack) { send_direct_ack(NULL, NULL, NULL, op, op->rsc_id); } if(remove == FALSE) { /* The caller will do this afterwards, but keep the logging consistent */ removed = TRUE; } else if (lrm_state && ((op->interval_ms == 0) || (op->op_status == PCMK_LRM_OP_CANCELLED))) { gboolean found = g_hash_table_remove(lrm_state->pending_ops, op_id); if (op->interval_ms != 0) { removed = TRUE; } else if (found) { removed = TRUE; crm_trace("Op %s (call=%d, stop-id=%s, remaining=%u): Confirmed", op_key, op->call_id, op_id, g_hash_table_size(lrm_state->pending_ops)); } } if (node_name == NULL) { node_name = "unknown node"; // for logging } switch (op->op_status) { case PCMK_LRM_OP_CANCELLED: crm_info("Result of %s operation for %s on %s: %s " CRM_XS " call=%d key=%s confirmed=%s", crm_action_str(op->op_type, op->interval_ms), op->rsc_id, node_name, services_lrm_status_str(op->op_status), op->call_id, op_key, (removed? "true" : "false")); break; case PCMK_LRM_OP_DONE: do_crm_log((op->interval_ms? LOG_INFO : LOG_NOTICE), "Result of %s operation for %s on %s: %d (%s) " CRM_XS " call=%d key=%s confirmed=%s cib-update=%d", crm_action_str(op->op_type, op->interval_ms), op->rsc_id, node_name, op->rc, services_ocf_exitcode_str(op->rc), op->call_id, op_key, (removed? "true" : "false"), update_id); break; case PCMK_LRM_OP_TIMEOUT: crm_err("Result of %s operation for %s on %s: %s " CRM_XS " call=%d key=%s timeout=%dms", crm_action_str(op->op_type, op->interval_ms), op->rsc_id, node_name, services_lrm_status_str(op->op_status), op->call_id, op_key, op->timeout); break; default: crm_err("Result of %s operation for %s on %s: %s " CRM_XS " call=%d key=%s confirmed=%s status=%d cib-update=%d", crm_action_str(op->op_type, op->interval_ms), op->rsc_id, node_name, services_lrm_status_str(op->op_status), op->call_id, op_key, (removed? "true" : "false"), op->op_status, update_id); } if (op->output) { char *prefix = crm_strdup_printf("%s-" CRM_OP_FMT ":%d", node_name, op->rsc_id, op->op_type, op->interval_ms, op->call_id); if (op->rc) { crm_log_output(LOG_NOTICE, prefix, op->output); } else { crm_log_output(LOG_DEBUG, prefix, op->output); } free(prefix); } if (lrm_state) { if (safe_str_neq(op->op_type, RSC_METADATA)) { crmd_alert_resource_op(lrm_state->node_name, op); } else if (rsc && (op->rc == PCMK_OCF_OK)) { char *metadata = unescape_newlines(op->output); metadata_cache_update(lrm_state->metadata_cache, rsc, metadata); free(metadata); } } if (op->rsc_deleted) { crm_info("Deletion of resource '%s' complete after %s", op->rsc_id, op_key); if (lrm_state) { delete_rsc_entry(lrm_state, NULL, op->rsc_id, NULL, pcmk_ok, NULL); } } /* If a shutdown was escalated while operations were pending, * then the FSA will be stalled right now... allow it to continue */ mainloop_set_trigger(fsa_source); if (lrm_state && rsc) { update_history_cache(lrm_state, rsc, op); } lrmd_free_rsc_info(rsc); free(op_key); free(op_id); } diff --git a/daemons/controld/controld_messages.c b/daemons/controld/controld_messages.c index 05d504550c..2ebc203e17 100644 --- a/daemons/controld/controld_messages.c +++ b/daemons/controld/controld_messages.c @@ -1,1172 +1,1173 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include GListPtr fsa_message_queue = NULL; extern void crm_shutdown(int nsig); -extern crm_ipc_t *attrd_ipc; void handle_response(xmlNode * stored_msg); enum crmd_fsa_input handle_request(xmlNode * stored_msg, enum crmd_fsa_cause cause); enum crmd_fsa_input handle_shutdown_request(xmlNode * stored_msg); #define ROUTER_RESULT(x) crm_trace("Router result: %s", x) /* debug only, can wrap all it likes */ int last_data_id = 0; void register_fsa_error_adv(enum crmd_fsa_cause cause, enum crmd_fsa_input input, fsa_data_t * cur_data, void *new_data, const char *raised_from) { /* save the current actions if any */ if (fsa_actions != A_NOTHING) { register_fsa_input_adv(cur_data ? cur_data->fsa_cause : C_FSA_INTERNAL, I_NULL, cur_data ? cur_data->data : NULL, fsa_actions, TRUE, __FUNCTION__); } /* reset the action list */ crm_info("Resetting the current action list"); fsa_dump_actions(fsa_actions, "Drop"); fsa_actions = A_NOTHING; /* register the error */ register_fsa_input_adv(cause, input, new_data, A_NOTHING, TRUE, raised_from); } int register_fsa_input_adv(enum crmd_fsa_cause cause, enum crmd_fsa_input input, void *data, long long with_actions, gboolean prepend, const char *raised_from) { unsigned old_len = g_list_length(fsa_message_queue); fsa_data_t *fsa_data = NULL; if (raised_from == NULL) { raised_from = ""; } if (input == I_NULL && with_actions == A_NOTHING /* && data == NULL */ ) { /* no point doing anything */ crm_err("Cannot add entry to queue: no input and no action"); return 0; } if (input == I_WAIT_FOR_EVENT) { do_fsa_stall = TRUE; crm_debug("Stalling the FSA pending further input: source=%s cause=%s data=%p queue=%d", raised_from, fsa_cause2string(cause), data, old_len); if (old_len > 0) { fsa_dump_queue(LOG_TRACE); prepend = FALSE; } if (data == NULL) { fsa_actions |= with_actions; fsa_dump_actions(with_actions, "Restored"); return 0; } /* Store everything in the new event and reset fsa_actions */ with_actions |= fsa_actions; fsa_actions = A_NOTHING; } last_data_id++; crm_trace("%s %s FSA input %d (%s) (cause=%s) %s data", raised_from, prepend ? "prepended" : "appended", last_data_id, fsa_input2string(input), fsa_cause2string(cause), data ? "with" : "without"); fsa_data = calloc(1, sizeof(fsa_data_t)); fsa_data->id = last_data_id; fsa_data->fsa_input = input; fsa_data->fsa_cause = cause; fsa_data->origin = raised_from; fsa_data->data = NULL; fsa_data->data_type = fsa_dt_none; fsa_data->actions = with_actions; if (with_actions != A_NOTHING) { crm_trace("Adding actions %.16llx to input", with_actions); } if (data != NULL) { switch (cause) { case C_FSA_INTERNAL: case C_CRMD_STATUS_CALLBACK: case C_IPC_MESSAGE: case C_HA_MESSAGE: crm_trace("Copying %s data from %s as a HA msg", fsa_cause2string(cause), raised_from); CRM_CHECK(((ha_msg_input_t *) data)->msg != NULL, crm_err("Bogus data from %s", raised_from)); fsa_data->data = copy_ha_msg_input(data); fsa_data->data_type = fsa_dt_ha_msg; break; case C_LRM_OP_CALLBACK: crm_trace("Copying %s data from %s as lrmd_event_data_t", fsa_cause2string(cause), raised_from); fsa_data->data = lrmd_copy_event((lrmd_event_data_t *) data); fsa_data->data_type = fsa_dt_lrm; break; case C_TIMER_POPPED: case C_SHUTDOWN: case C_UNKNOWN: case C_STARTUP: crm_err("Copying %s data (from %s)" " not yet implemented", fsa_cause2string(cause), raised_from); crmd_exit(CRM_EX_SOFTWARE); break; } crm_trace("%s data copied", fsa_cause2string(fsa_data->fsa_cause)); } /* make sure to free it properly later */ if (prepend) { crm_trace("Prepending input"); fsa_message_queue = g_list_prepend(fsa_message_queue, fsa_data); } else { fsa_message_queue = g_list_append(fsa_message_queue, fsa_data); } crm_trace("Queue len: %d", g_list_length(fsa_message_queue)); /* fsa_dump_queue(LOG_TRACE); */ if (old_len == g_list_length(fsa_message_queue)) { crm_err("Couldn't add message to the queue"); } if (fsa_source && input != I_WAIT_FOR_EVENT) { crm_trace("Triggering FSA: %s", __FUNCTION__); mainloop_set_trigger(fsa_source); } return last_data_id; } void fsa_dump_queue(int log_level) { int offset = 0; GListPtr lpc = NULL; for (lpc = fsa_message_queue; lpc != NULL; lpc = lpc->next) { fsa_data_t *data = (fsa_data_t *) lpc->data; do_crm_log_unlikely(log_level, "queue[%d.%d]: input %s raised by %s(%p.%d)\t(cause=%s)", offset++, data->id, fsa_input2string(data->fsa_input), data->origin, data->data, data->data_type, fsa_cause2string(data->fsa_cause)); } } ha_msg_input_t * copy_ha_msg_input(ha_msg_input_t * orig) { ha_msg_input_t *copy = NULL; xmlNodePtr data = NULL; if (orig != NULL) { crm_trace("Copy msg"); data = copy_xml(orig->msg); } else { crm_trace("No message to copy"); } copy = new_ha_msg_input(data); if (orig && orig->msg != NULL) { CRM_CHECK(copy->msg != NULL, crm_err("copy failed")); } return copy; } void delete_fsa_input(fsa_data_t * fsa_data) { lrmd_event_data_t *op = NULL; xmlNode *foo = NULL; if (fsa_data == NULL) { return; } crm_trace("About to free %s data", fsa_cause2string(fsa_data->fsa_cause)); if (fsa_data->data != NULL) { switch (fsa_data->data_type) { case fsa_dt_ha_msg: delete_ha_msg_input(fsa_data->data); break; case fsa_dt_xml: foo = fsa_data->data; free_xml(foo); break; case fsa_dt_lrm: op = (lrmd_event_data_t *) fsa_data->data; lrmd_free_event(op); break; case fsa_dt_none: if (fsa_data->data != NULL) { crm_err("Don't know how to free %s data from %s", fsa_cause2string(fsa_data->fsa_cause), fsa_data->origin); crmd_exit(CRM_EX_SOFTWARE); } break; } crm_trace("%s data freed", fsa_cause2string(fsa_data->fsa_cause)); } free(fsa_data); } /* returns the next message */ fsa_data_t * get_message(void) { fsa_data_t *message = g_list_nth_data(fsa_message_queue, 0); fsa_message_queue = g_list_remove(fsa_message_queue, message); crm_trace("Processing input %d", message->id); return message; } /* returns the current head of the FIFO queue */ gboolean is_message(void) { return (g_list_length(fsa_message_queue) > 0); } void * fsa_typed_data_adv(fsa_data_t * fsa_data, enum fsa_data_type a_type, const char *caller) { void *ret_val = NULL; if (fsa_data == NULL) { crm_err("%s: No FSA data available", caller); } else if (fsa_data->data == NULL) { crm_err("%s: No message data available. Origin: %s", caller, fsa_data->origin); } else if (fsa_data->data_type != a_type) { crm_crit("%s: Message data was the wrong type! %d vs. requested=%d. Origin: %s", caller, fsa_data->data_type, a_type, fsa_data->origin); CRM_ASSERT(fsa_data->data_type == a_type); } else { ret_val = fsa_data->data; } return ret_val; } /* A_MSG_ROUTE */ void do_msg_route(long long action, enum crmd_fsa_cause cause, enum crmd_fsa_state cur_state, enum crmd_fsa_input current_input, fsa_data_t * msg_data) { ha_msg_input_t *input = fsa_typed_data(fsa_dt_ha_msg); route_message(msg_data->fsa_cause, input->msg); } void route_message(enum crmd_fsa_cause cause, xmlNode * input) { ha_msg_input_t fsa_input; enum crmd_fsa_input result = I_NULL; fsa_input.msg = input; CRM_CHECK(cause == C_IPC_MESSAGE || cause == C_HA_MESSAGE, return); /* try passing the buck first */ if (relay_message(input, cause == C_IPC_MESSAGE)) { return; } /* handle locally */ result = handle_message(input, cause); /* done or process later? */ switch (result) { case I_NULL: case I_CIB_OP: case I_ROUTER: case I_NODE_JOIN: case I_JOIN_REQUEST: case I_JOIN_RESULT: break; default: /* Defering local processing of message */ register_fsa_input_later(cause, result, &fsa_input); return; } if (result != I_NULL) { /* add to the front of the queue */ register_fsa_input(cause, result, &fsa_input); } } gboolean relay_message(xmlNode * msg, gboolean originated_locally) { int dest = 1; int is_for_dc = 0; int is_for_dcib = 0; int is_for_te = 0; int is_for_crm = 0; int is_for_cib = 0; int is_local = 0; gboolean processing_complete = FALSE; const char *host_to = crm_element_value(msg, F_CRM_HOST_TO); const char *sys_to = crm_element_value(msg, F_CRM_SYS_TO); const char *sys_from = crm_element_value(msg, F_CRM_SYS_FROM); const char *type = crm_element_value(msg, F_TYPE); const char *task = crm_element_value(msg, F_CRM_TASK); const char *msg_error = NULL; crm_trace("Routing message %s", crm_element_value(msg, XML_ATTR_REFERENCE)); if (msg == NULL) { msg_error = "Cannot route empty message"; } else if (safe_str_eq(task, CRM_OP_HELLO)) { /* quietly ignore */ processing_complete = TRUE; } else if (safe_str_neq(type, T_CRM)) { msg_error = "Bad message type"; } else if (sys_to == NULL) { msg_error = "Bad message destination: no subsystem"; } if (msg_error != NULL) { processing_complete = TRUE; crm_err("%s", msg_error); crm_log_xml_warn(msg, "bad msg"); } if (processing_complete) { return TRUE; } processing_complete = TRUE; is_for_dc = (strcasecmp(CRM_SYSTEM_DC, sys_to) == 0); is_for_dcib = (strcasecmp(CRM_SYSTEM_DCIB, sys_to) == 0); is_for_te = (strcasecmp(CRM_SYSTEM_TENGINE, sys_to) == 0); is_for_cib = (strcasecmp(CRM_SYSTEM_CIB, sys_to) == 0); is_for_crm = (strcasecmp(CRM_SYSTEM_CRMD, sys_to) == 0); is_local = 0; if (host_to == NULL || strlen(host_to) == 0) { if (is_for_dc || is_for_te) { is_local = 0; } else if (is_for_crm) { if (safe_str_eq(task, CRM_OP_NODE_INFO)) { /* Node info requests do not specify a host, which is normally * treated as "all hosts", because the whole point is that the * client doesn't know the local node name. Always handle these * requests locally. */ is_local = 1; } else { is_local = !originated_locally; } } else { is_local = 1; } } else if (safe_str_eq(fsa_our_uname, host_to)) { is_local = 1; } if (is_for_dc || is_for_dcib || is_for_te) { if (AM_I_DC && is_for_te) { ROUTER_RESULT("Message result: Local relay"); send_msg_via_ipc(msg, sys_to); } else if (AM_I_DC) { ROUTER_RESULT("Message result: DC/controller process"); processing_complete = FALSE; /* more to be done by caller */ } else if (originated_locally && safe_str_neq(sys_from, CRM_SYSTEM_PENGINE) && safe_str_neq(sys_from, CRM_SYSTEM_TENGINE)) { /* Neither the TE nor the scheduler should be sending messages * to DCs on other nodes. By definition, if we are no longer the DC, * then the scheduler's or TE's data should be discarded. */ #if SUPPORT_COROSYNC if (is_corosync_cluster()) { dest = text2msg_type(sys_to); } #endif ROUTER_RESULT("Message result: External relay to DC"); send_cluster_message(host_to ? crm_get_peer(0, host_to) : NULL, dest, msg, TRUE); } else { /* discard */ ROUTER_RESULT("Message result: Discard, not DC"); } } else if (is_local && (is_for_crm || is_for_cib)) { ROUTER_RESULT("Message result: controller process"); processing_complete = FALSE; /* more to be done by caller */ } else if (is_local) { ROUTER_RESULT("Message result: Local relay"); send_msg_via_ipc(msg, sys_to); } else { crm_node_t *node_to = NULL; #if SUPPORT_COROSYNC if (is_corosync_cluster()) { dest = text2msg_type(sys_to); if (dest == crm_msg_none || dest > crm_msg_stonith_ng) { dest = crm_msg_crmd; } } #endif if (host_to) { node_to = crm_find_peer(0, host_to); if (node_to == NULL) { crm_err("Cannot route message to unknown node %s", host_to); return TRUE; } } ROUTER_RESULT("Message result: External relay"); send_cluster_message(host_to ? node_to : NULL, dest, msg, TRUE); } return processing_complete; } static gboolean process_hello_message(xmlNode * hello, char **client_name, char **major_version, char **minor_version) { const char *local_client_name; const char *local_major_version; const char *local_minor_version; *client_name = NULL; *major_version = NULL; *minor_version = NULL; if (hello == NULL) { return FALSE; } local_client_name = crm_element_value(hello, "client_name"); local_major_version = crm_element_value(hello, "major_version"); local_minor_version = crm_element_value(hello, "minor_version"); if (local_client_name == NULL || strlen(local_client_name) == 0) { crm_err("Hello message was not valid (field %s not found)", "client name"); return FALSE; } else if (local_major_version == NULL || strlen(local_major_version) == 0) { crm_err("Hello message was not valid (field %s not found)", "major version"); return FALSE; } else if (local_minor_version == NULL || strlen(local_minor_version) == 0) { crm_err("Hello message was not valid (field %s not found)", "minor version"); return FALSE; } *client_name = strdup(local_client_name); *major_version = strdup(local_major_version); *minor_version = strdup(local_minor_version); crm_trace("Hello message ok"); return TRUE; } gboolean crmd_authorize_message(xmlNode * client_msg, crm_client_t * curr_client, const char *proxy_session) { char *client_name = NULL; char *major_version = NULL; char *minor_version = NULL; gboolean auth_result = FALSE; xmlNode *xml = NULL; const char *op = crm_element_value(client_msg, F_CRM_TASK); const char *uuid = curr_client ? curr_client->id : proxy_session; if (uuid == NULL) { crm_warn("Message [%s] not authorized", crm_element_value(client_msg, XML_ATTR_REFERENCE)); return FALSE; } else if (safe_str_neq(CRM_OP_HELLO, op)) { return TRUE; } xml = get_message_xml(client_msg, F_CRM_DATA); auth_result = process_hello_message(xml, &client_name, &major_version, &minor_version); if (auth_result == TRUE) { if (client_name == NULL) { crm_err("Bad client details (client_name=%s, uuid=%s)", crm_str(client_name), uuid); auth_result = FALSE; } } if (auth_result == TRUE) { /* check version */ int mav = atoi(major_version); int miv = atoi(minor_version); crm_trace("Checking client version number"); if (mav < 0 || miv < 0) { crm_err("Client version (%d:%d) is not acceptable", mav, miv); auth_result = FALSE; } } if (auth_result == TRUE) { crm_trace("Accepted client %s", client_name); if (curr_client) { curr_client->userdata = strdup(client_name); } crm_trace("Triggering FSA: %s", __FUNCTION__); mainloop_set_trigger(fsa_source); } else { crm_warn("Rejected client logon request"); if (curr_client) { qb_ipcs_disconnect(curr_client->ipcs); } } free(minor_version); free(major_version); free(client_name); /* hello messages should never be processed further */ return FALSE; } enum crmd_fsa_input handle_message(xmlNode * msg, enum crmd_fsa_cause cause) { const char *type = NULL; CRM_CHECK(msg != NULL, return I_NULL); type = crm_element_value(msg, F_CRM_MSG_TYPE); if (crm_str_eq(type, XML_ATTR_REQUEST, TRUE)) { return handle_request(msg, cause); } else if (crm_str_eq(type, XML_ATTR_RESPONSE, TRUE)) { handle_response(msg); return I_NULL; } crm_err("Unknown message type: %s", type); return I_NULL; } static enum crmd_fsa_input handle_failcount_op(xmlNode * stored_msg) { const char *rsc = NULL; const char *uname = NULL; const char *op = NULL; const char *interval_ms_s = NULL; char *interval_spec = NULL; guint interval_ms = 0; gboolean is_remote_node = FALSE; xmlNode *xml_op = get_message_xml(stored_msg, F_CRM_DATA); if (xml_op) { xmlNode *xml_rsc = first_named_child(xml_op, XML_CIB_TAG_RESOURCE); xmlNode *xml_attrs = first_named_child(xml_op, XML_TAG_ATTRS); if (xml_rsc) { rsc = ID(xml_rsc); } if (xml_attrs) { op = crm_element_value(xml_attrs, CRM_META "_" XML_RSC_ATTR_CLEAR_OP); interval_ms_s = crm_element_value(xml_attrs, CRM_META "_" XML_RSC_ATTR_CLEAR_INTERVAL); interval_ms = crm_parse_ms(interval_ms_s); } } uname = crm_element_value(xml_op, XML_LRM_ATTR_TARGET); if ((rsc == NULL) || (uname == NULL)) { crm_log_xml_warn(stored_msg, "invalid failcount op"); return I_NULL; } if (crm_element_value(xml_op, XML_LRM_ATTR_ROUTER_NODE)) { is_remote_node = TRUE; } if (interval_ms) { interval_spec = crm_strdup_printf("%ums", interval_ms); } update_attrd_clear_failures(uname, rsc, op, interval_spec, is_remote_node); free(interval_spec); lrm_clear_last_failure(rsc, uname, op, interval_ms); return I_NULL; } /*! * \brief Handle a CRM_OP_REMOTE_STATE message by updating remote peer cache * * \param[in] msg Message XML * * \return Next FSA input */ static enum crmd_fsa_input handle_remote_state(xmlNode *msg) { const char *remote_uname = ID(msg); const char *remote_is_up = crm_element_value(msg, XML_NODE_IN_CLUSTER); crm_node_t *remote_peer; CRM_CHECK(remote_uname && remote_is_up, return I_NULL); remote_peer = crm_remote_peer_get(remote_uname); CRM_CHECK(remote_peer, return I_NULL); crm_update_peer_state(__FUNCTION__, remote_peer, crm_is_true(remote_is_up)? CRM_NODE_MEMBER : CRM_NODE_LOST, 0); return I_NULL; } /*! * \brief Handle a CRM_OP_PING message * * \param[in] msg Message XML * * \return Next FSA input */ static enum crmd_fsa_input handle_ping(xmlNode *msg) { const char *value = NULL; xmlNode *ping = NULL; // Build reply ping = create_xml_node(NULL, XML_CRM_TAG_PING); value = crm_element_value(msg, F_CRM_SYS_TO); crm_xml_add(ping, XML_PING_ATTR_SYSFROM, value); // Add controller state value = fsa_state2string(fsa_state); crm_xml_add(ping, XML_PING_ATTR_CRMDSTATE, value); crm_notice("Current ping state: %s", value); // CTS needs this // Add controller health // @TODO maybe do some checks to determine meaningful status crm_xml_add(ping, XML_PING_ATTR_STATUS, "ok"); // Send reply msg = create_reply(msg, ping); free_xml(ping); if (msg) { (void) relay_message(msg, TRUE); free_xml(msg); } // Nothing further to do return I_NULL; } /*! * \brief Handle a CRM_OP_NODE_INFO request * * \param[in] msg Message XML * * \return Next FSA input */ static enum crmd_fsa_input handle_node_info_request(xmlNode *msg) { const char *value = NULL; crm_node_t *node = NULL; int node_id = 0; xmlNode *reply = NULL; // Build reply reply = create_xml_node(NULL, XML_CIB_TAG_NODE); crm_xml_add(reply, XML_PING_ATTR_SYSFROM, CRM_SYSTEM_CRMD); // Add whether current partition has quorum crm_xml_add_boolean(reply, XML_ATTR_HAVE_QUORUM, fsa_has_quorum); // Check whether client requested node info by ID and/or name crm_element_value_int(msg, XML_ATTR_ID, &node_id); if (node_id < 0) { node_id = 0; } value = crm_element_value(msg, XML_ATTR_UNAME); // Default to local node if none given if ((node_id == 0) && (value == NULL)) { value = fsa_our_uname; } node = crm_find_peer_full(node_id, value, CRM_GET_PEER_ANY); if (node) { crm_xml_add_int(reply, XML_ATTR_ID, node->id); crm_xml_add(reply, XML_ATTR_UUID, node->uuid); crm_xml_add(reply, XML_ATTR_UNAME, node->uname); crm_xml_add(reply, XML_NODE_IS_PEER, node->state); crm_xml_add_boolean(reply, XML_NODE_IS_REMOTE, node->flags & crm_remote_node); } // Send reply msg = create_reply(msg, reply); free_xml(reply); if (msg) { (void) relay_message(msg, TRUE); free_xml(msg); } // Nothing further to do return I_NULL; } static void verify_feature_set(xmlNode *msg) { const char *dc_version = crm_element_value(msg, XML_ATTR_CRM_VERSION); if (dc_version == NULL) { /* All we really know is that the DC feature set is older than 3.1.0, * but that's also all that really matters. */ dc_version = "3.0.14"; } if (feature_set_compatible(dc_version, CRM_FEATURE_SET)) { crm_trace("Local feature set (%s) is compatible with DC's (%s)", CRM_FEATURE_SET, dc_version); } else { crm_err("Local feature set (%s) is incompatible with DC's (%s)", CRM_FEATURE_SET, dc_version); // Nothing is likely to improve without administrator involvement set_bit(fsa_input_register, R_STAYDOWN); crmd_exit(CRM_EX_FATAL); } } enum crmd_fsa_input handle_request(xmlNode * stored_msg, enum crmd_fsa_cause cause) { xmlNode *msg = NULL; const char *op = crm_element_value(stored_msg, F_CRM_TASK); /* Optimize this for the DC - it has the most to do */ if (op == NULL) { crm_log_xml_err(stored_msg, "Bad message"); return I_NULL; } if (strcmp(op, CRM_OP_SHUTDOWN_REQ) == 0) { const char *from = crm_element_value(stored_msg, F_CRM_HOST_FROM); crm_node_t *node = crm_find_peer(0, from); crm_update_peer_expected(__FUNCTION__, node, CRMD_JOINSTATE_DOWN); if(AM_I_DC == FALSE) { return I_NULL; /* Done */ } } /*========== DC-Only Actions ==========*/ if (AM_I_DC) { if (strcmp(op, CRM_OP_JOIN_ANNOUNCE) == 0) { return I_NODE_JOIN; } else if (strcmp(op, CRM_OP_JOIN_REQUEST) == 0) { return I_JOIN_REQUEST; } else if (strcmp(op, CRM_OP_JOIN_CONFIRM) == 0) { return I_JOIN_RESULT; } else if (strcmp(op, CRM_OP_SHUTDOWN) == 0) { const char *host_from = crm_element_value(stored_msg, F_CRM_HOST_FROM); gboolean dc_match = safe_str_eq(host_from, fsa_our_dc); if (is_set(fsa_input_register, R_SHUTDOWN)) { crm_info("Shutting ourselves down (DC)"); return I_STOP; } else if (dc_match) { crm_err("We didn't ask to be shut down, yet our" " TE is telling us to. Better get out now!"); return I_TERMINATE; } else if (fsa_state != S_STOPPING) { crm_err("Another node is asking us to shutdown" " but we think we're ok."); return I_ELECTION; } } else if (strcmp(op, CRM_OP_SHUTDOWN_REQ) == 0) { /* a slave wants to shut down */ /* create cib fragment and add to message */ return handle_shutdown_request(stored_msg); } else if (strcmp(op, CRM_OP_REMOTE_STATE) == 0) { /* a remote connection host is letting us know the node state */ return handle_remote_state(stored_msg); } } /*========== common actions ==========*/ if (strcmp(op, CRM_OP_NOVOTE) == 0) { ha_msg_input_t fsa_input; fsa_input.msg = stored_msg; register_fsa_input_adv(C_HA_MESSAGE, I_NULL, &fsa_input, A_ELECTION_COUNT | A_ELECTION_CHECK, FALSE, __FUNCTION__); } else if (strcmp(op, CRM_OP_THROTTLE) == 0) { throttle_update(stored_msg); if (AM_I_DC && transition_graph != NULL) { if (transition_graph->complete == FALSE) { crm_debug("The throttle changed. Trigger a graph."); trigger_graph(); } } return I_NULL; } else if (strcmp(op, CRM_OP_CLEAR_FAILCOUNT) == 0) { return handle_failcount_op(stored_msg); } else if (strcmp(op, CRM_OP_VOTE) == 0) { /* count the vote and decide what to do after that */ ha_msg_input_t fsa_input; fsa_input.msg = stored_msg; register_fsa_input_adv(C_HA_MESSAGE, I_NULL, &fsa_input, A_ELECTION_COUNT | A_ELECTION_CHECK, FALSE, __FUNCTION__); /* Sometimes we _must_ go into S_ELECTION */ if (fsa_state == S_HALT) { crm_debug("Forcing an election from S_HALT"); return I_ELECTION; #if 0 } else if (AM_I_DC) { /* This is the old way of doing things but what is gained? */ return I_ELECTION; #endif } } else if (strcmp(op, CRM_OP_JOIN_OFFER) == 0) { verify_feature_set(stored_msg); crm_debug("Raising I_JOIN_OFFER: join-%s", crm_element_value(stored_msg, F_CRM_JOIN_ID)); return I_JOIN_OFFER; } else if (strcmp(op, CRM_OP_JOIN_ACKNAK) == 0) { crm_debug("Raising I_JOIN_RESULT: join-%s", crm_element_value(stored_msg, F_CRM_JOIN_ID)); return I_JOIN_RESULT; } else if (strcmp(op, CRM_OP_LRM_DELETE) == 0 || strcmp(op, CRM_OP_LRM_FAIL) == 0 || strcmp(op, CRM_OP_LRM_REFRESH) == 0 || strcmp(op, CRM_OP_REPROBE) == 0) { crm_xml_add(stored_msg, F_CRM_SYS_TO, CRM_SYSTEM_LRMD); return I_ROUTER; } else if (strcmp(op, CRM_OP_NOOP) == 0) { return I_NULL; } else if (strcmp(op, CRM_OP_LOCAL_SHUTDOWN) == 0) { crm_shutdown(SIGTERM); /*return I_SHUTDOWN; */ return I_NULL; } else if (strcmp(op, CRM_OP_PING) == 0) { return handle_ping(stored_msg); } else if (strcmp(op, CRM_OP_NODE_INFO) == 0) { return handle_node_info_request(stored_msg); } else if (strcmp(op, CRM_OP_RM_NODE_CACHE) == 0) { int id = 0; const char *name = NULL; crm_element_value_int(stored_msg, XML_ATTR_ID, &id); name = crm_element_value(stored_msg, XML_ATTR_UNAME); if(cause == C_IPC_MESSAGE) { msg = create_request(CRM_OP_RM_NODE_CACHE, NULL, NULL, CRM_SYSTEM_CRMD, CRM_SYSTEM_CRMD, NULL); if (send_cluster_message(NULL, crm_msg_crmd, msg, TRUE) == FALSE) { crm_err("Could not instruct peers to remove references to node %s/%u", name, id); } else { crm_notice("Instructing peers to remove references to node %s/%u", name, id); } free_xml(msg); } else { reap_crm_member(id, name); /* If we're forgetting this node, also forget any failures to fence * it, so we don't carry that over to any node added later with the * same name. */ st_fail_count_reset(name); } } else if (strcmp(op, CRM_OP_MAINTENANCE_NODES) == 0) { xmlNode *xml = get_message_xml(stored_msg, F_CRM_DATA); remote_ra_process_maintenance_nodes(xml); /*========== (NOT_DC)-Only Actions ==========*/ } else if (AM_I_DC == FALSE && strcmp(op, CRM_OP_SHUTDOWN) == 0) { const char *host_from = crm_element_value(stored_msg, F_CRM_HOST_FROM); gboolean dc_match = safe_str_eq(host_from, fsa_our_dc); if (dc_match || fsa_our_dc == NULL) { if (is_set(fsa_input_register, R_SHUTDOWN) == FALSE) { crm_err("We didn't ask to be shut down, yet our DC is telling us to."); set_bit(fsa_input_register, R_STAYDOWN); return I_STOP; } crm_info("Shutting down"); return I_STOP; } else { crm_warn("Discarding %s op from %s", op, host_from); } } else { crm_err("Unexpected request (%s) sent to %s", op, AM_I_DC ? "the DC" : "non-DC node"); crm_log_xml_err(stored_msg, "Unexpected"); } return I_NULL; } void handle_response(xmlNode * stored_msg) { const char *op = crm_element_value(stored_msg, F_CRM_TASK); if (op == NULL) { crm_log_xml_err(stored_msg, "Bad message"); } else if (AM_I_DC && strcmp(op, CRM_OP_PECALC) == 0) { // Check whether scheduler answer been superseded by subsequent request const char *msg_ref = crm_element_value(stored_msg, XML_ATTR_REFERENCE); if (msg_ref == NULL) { crm_err("%s - Ignoring calculation with no reference", op); } else if (safe_str_eq(msg_ref, fsa_pe_ref)) { ha_msg_input_t fsa_input; fsa_input.msg = stored_msg; register_fsa_input_later(C_IPC_MESSAGE, I_PE_SUCCESS, &fsa_input); crm_trace("Completed: %s...", fsa_pe_ref); } else { crm_info("%s calculation %s is obsolete", op, msg_ref); } } else if (strcmp(op, CRM_OP_VOTE) == 0 || strcmp(op, CRM_OP_SHUTDOWN_REQ) == 0 || strcmp(op, CRM_OP_SHUTDOWN) == 0) { } else { const char *host_from = crm_element_value(stored_msg, F_CRM_HOST_FROM); crm_err("Unexpected response (op=%s, src=%s) sent to the %s", op, host_from, AM_I_DC ? "DC" : "controller"); } } enum crmd_fsa_input handle_shutdown_request(xmlNode * stored_msg) { /* handle here to avoid potential version issues * where the shutdown message/procedure may have * been changed in later versions. * * This way the DC is always in control of the shutdown */ char *now_s = NULL; time_t now = time(NULL); const char *host_from = crm_element_value(stored_msg, F_CRM_HOST_FROM); if (host_from == NULL) { /* we're shutting down and the DC */ host_from = fsa_our_uname; } crm_info("Creating shutdown request for %s (state=%s)", host_from, fsa_state2string(fsa_state)); crm_log_xml_trace(stored_msg, "message"); now_s = crm_itoa(now); update_attrd(host_from, XML_CIB_ATTR_SHUTDOWN, now_s, NULL, FALSE); free(now_s); /* will be picked up by the TE as long as its running */ return I_NULL; } /* msg is deleted by the time this returns */ extern gboolean process_te_message(xmlNode * msg, xmlNode * xml_data); gboolean send_msg_via_ipc(xmlNode * msg, const char *sys) { gboolean send_ok = TRUE; crm_client_t *client_channel = crm_client_get_by_id(sys); if (crm_element_value(msg, F_CRM_HOST_FROM) == NULL) { crm_xml_add(msg, F_CRM_HOST_FROM, fsa_our_uname); } if (client_channel != NULL) { /* Transient clients such as crmadmin */ send_ok = crm_ipcs_send(client_channel, 0, msg, crm_ipc_server_event); } else if (sys != NULL && strcmp(sys, CRM_SYSTEM_TENGINE) == 0) { xmlNode *data = get_message_xml(msg, F_CRM_DATA); process_te_message(msg, data); } else if (sys != NULL && strcmp(sys, CRM_SYSTEM_LRMD) == 0) { fsa_data_t fsa_data; ha_msg_input_t fsa_input; fsa_input.msg = msg; fsa_input.xml = get_message_xml(msg, F_CRM_DATA); fsa_data.id = 0; fsa_data.actions = 0; fsa_data.data = &fsa_input; fsa_data.fsa_input = I_MESSAGE; fsa_data.fsa_cause = C_IPC_MESSAGE; fsa_data.origin = __FUNCTION__; fsa_data.data_type = fsa_dt_ha_msg; #ifdef FSA_TRACE crm_trace("Invoking action A_LRM_INVOKE (%.16llx)", A_LRM_INVOKE); #endif do_lrm_invoke(A_LRM_INVOKE, C_IPC_MESSAGE, fsa_state, I_MESSAGE, &fsa_data); } else if (sys != NULL && crmd_is_proxy_session(sys)) { crmd_proxy_send(sys, msg); } else { crm_debug("Unknown Sub-system (%s)... discarding message.", crm_str(sys)); send_ok = FALSE; } return send_ok; } ha_msg_input_t * new_ha_msg_input(xmlNode * orig) { ha_msg_input_t *input_copy = NULL; input_copy = calloc(1, sizeof(ha_msg_input_t)); input_copy->msg = orig; input_copy->xml = get_message_xml(input_copy->msg, F_CRM_DATA); return input_copy; } void delete_ha_msg_input(ha_msg_input_t * orig) { if (orig == NULL) { return; } free_xml(orig->msg); free(orig); } /*! * \internal * \brief Notify the DC of a remote node state change * * \param[in] node_name Node's name * \param[in] node_up TRUE if node is up, FALSE if down */ void send_remote_state_message(const char *node_name, gboolean node_up) { /* If we don't have a DC, or the message fails, we have a failsafe: * the DC will eventually pick up the change via the CIB node state. * The message allows it to happen sooner if possible. */ if (fsa_our_dc) { xmlNode *msg = create_request(CRM_OP_REMOTE_STATE, NULL, fsa_our_dc, CRM_SYSTEM_DC, CRM_SYSTEM_CRMD, NULL); crm_info("Notifying DC %s of pacemaker_remote node %s %s", fsa_our_dc, node_name, (node_up? "coming up" : "going down")); crm_xml_add(msg, XML_ATTR_ID, node_name); crm_xml_add_boolean(msg, XML_NODE_IN_CLUSTER, node_up); send_cluster_message(crm_get_peer(0, fsa_our_dc), crm_msg_crmd, msg, TRUE); free_xml(msg); } else { crm_debug("No DC to notify of pacemaker_remote node %s %s", node_name, (node_up? "coming up" : "going down")); } } diff --git a/daemons/controld/controld_te_callbacks.c b/daemons/controld/controld_te_callbacks.c index d720fd1535..02ab103f4c 100644 --- a/daemons/controld/controld_te_callbacks.c +++ b/daemons/controld/controld_te_callbacks.c @@ -1,951 +1,962 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include /* For ONLINESTATUS etc */ void te_update_confirm(const char *event, xmlNode * msg); extern char *te_uuid; gboolean shuttingdown = FALSE; crm_graph_t *transition_graph; crm_trigger_t *transition_trigger = NULL; static unsigned long int stonith_max_attempts = 10; /* #define RSC_OP_TEMPLATE "//"XML_TAG_DIFF_ADDED"//"XML_TAG_CIB"//"XML_CIB_TAG_STATE"[@uname='%s']"//"XML_LRM_TAG_RSC_OP"[@id='%s]" */ #define RSC_OP_TEMPLATE "//"XML_TAG_DIFF_ADDED"//"XML_TAG_CIB"//"XML_LRM_TAG_RSC_OP"[@id='%s']" static const char * get_node_id(xmlNode * rsc_op) { xmlNode *node = rsc_op; while (node != NULL && safe_str_neq(XML_CIB_TAG_STATE, TYPE(node))) { node = node->parent; } CRM_CHECK(node != NULL, return NULL); return ID(node); } void update_stonith_max_attempts(const char* value) { if (safe_str_eq(value, CRM_INFINITY_S)) { stonith_max_attempts = CRM_SCORE_INFINITY; } else { stonith_max_attempts = crm_int_helper(value, NULL); } } static void te_update_diff_v1(const char *event, xmlNode *diff) { int lpc, max; xmlXPathObject *xpathObj = NULL; CRM_CHECK(diff != NULL, return); xml_log_patchset(LOG_TRACE, __FUNCTION__, diff); if (cib_config_changed(NULL, NULL, &diff)) { abort_transition(INFINITY, tg_restart, "Non-status change", diff); goto bail; /* configuration changed */ } /* Tickets Attributes - Added/Updated */ xpathObj = xpath_search(diff, "//" F_CIB_UPDATE_RESULT "//" XML_TAG_DIFF_ADDED "//" XML_CIB_TAG_TICKETS); if (numXpathResults(xpathObj) > 0) { xmlNode *aborted = getXpathResult(xpathObj, 0); abort_transition(INFINITY, tg_restart, "Ticket attribute: update", aborted); goto bail; } freeXpathObject(xpathObj); /* Tickets Attributes - Removed */ xpathObj = xpath_search(diff, "//" F_CIB_UPDATE_RESULT "//" XML_TAG_DIFF_REMOVED "//" XML_CIB_TAG_TICKETS); if (numXpathResults(xpathObj) > 0) { xmlNode *aborted = getXpathResult(xpathObj, 0); abort_transition(INFINITY, tg_restart, "Ticket attribute: removal", aborted); goto bail; } freeXpathObject(xpathObj); /* Transient Attributes - Added/Updated */ xpathObj = xpath_search(diff, "//" F_CIB_UPDATE_RESULT "//" XML_TAG_DIFF_ADDED "//" XML_TAG_TRANSIENT_NODEATTRS "//" XML_CIB_TAG_NVPAIR); max = numXpathResults(xpathObj); for (lpc = 0; lpc < max; lpc++) { xmlNode *attr = getXpathResult(xpathObj, lpc); const char *name = crm_element_value(attr, XML_NVPAIR_ATTR_NAME); const char *value = NULL; if (safe_str_eq(CRM_OP_PROBED, name)) { value = crm_element_value(attr, XML_NVPAIR_ATTR_VALUE); } if (crm_is_true(value) == FALSE) { abort_transition(INFINITY, tg_restart, "Transient attribute: update", attr); crm_log_xml_trace(attr, "Abort"); goto bail; } } freeXpathObject(xpathObj); /* Transient Attributes - Removed */ xpathObj = xpath_search(diff, "//" F_CIB_UPDATE_RESULT "//" XML_TAG_DIFF_REMOVED "//" XML_TAG_TRANSIENT_NODEATTRS); if (numXpathResults(xpathObj) > 0) { xmlNode *aborted = getXpathResult(xpathObj, 0); abort_transition(INFINITY, tg_restart, "Transient attribute: removal", aborted); goto bail; } freeXpathObject(xpathObj); /* * Updates by, or in response to, TE actions will never contain updates * for more than one resource at a time, so such updates indicate an * LRM refresh. * * In that case, start a new transition rather than check each result * individually, which can result in _huge_ speedups in large clusters. * * Unfortunately, we can only do so when there are no pending actions. * Otherwise, we could mistakenly throw away those results here, and * the cluster will stall waiting for them and time out the operation. */ if (transition_graph->pending == 0) { xpathObj = xpath_search(diff, "//" F_CIB_UPDATE_RESULT "//" XML_TAG_DIFF_ADDED "//" XML_LRM_TAG_RESOURCE); max = numXpathResults(xpathObj); if (max > 1) { crm_debug("Ignoring resource operation updates due to history refresh of %d resources", max); crm_log_xml_trace(diff, "lrm-refresh"); abort_transition(INFINITY, tg_restart, "History refresh", NULL); goto bail; } freeXpathObject(xpathObj); } /* Process operation updates */ xpathObj = xpath_search(diff, "//" F_CIB_UPDATE_RESULT "//" XML_TAG_DIFF_ADDED "//" XML_LRM_TAG_RSC_OP); max = numXpathResults(xpathObj); if (max > 0) { int lpc = 0; for (lpc = 0; lpc < max; lpc++) { xmlNode *rsc_op = getXpathResult(xpathObj, lpc); const char *node = get_node_id(rsc_op); process_graph_event(rsc_op, node); } } freeXpathObject(xpathObj); /* Detect deleted (as opposed to replaced or added) actions - eg. crm_resource -C */ xpathObj = xpath_search(diff, "//" XML_TAG_DIFF_REMOVED "//" XML_LRM_TAG_RSC_OP); max = numXpathResults(xpathObj); for (lpc = 0; lpc < max; lpc++) { int path_max = 0; const char *op_id = NULL; char *rsc_op_xpath = NULL; xmlXPathObject *op_match = NULL; xmlNode *match = getXpathResult(xpathObj, lpc); CRM_LOG_ASSERT(match != NULL); if(match == NULL) { continue; }; op_id = ID(match); path_max = strlen(RSC_OP_TEMPLATE) + strlen(op_id) + 1; rsc_op_xpath = calloc(1, path_max); snprintf(rsc_op_xpath, path_max, RSC_OP_TEMPLATE, op_id); op_match = xpath_search(diff, rsc_op_xpath); if (numXpathResults(op_match) == 0) { /* Prevent false positives by matching cancelations too */ const char *node = get_node_id(match); crm_action_t *cancelled = get_cancel_action(op_id, node); if (cancelled == NULL) { crm_debug("No match for deleted action %s (%s on %s)", rsc_op_xpath, op_id, node); abort_transition(INFINITY, tg_restart, "Resource op removal", match); freeXpathObject(op_match); free(rsc_op_xpath); goto bail; } else { crm_debug("Deleted lrm_rsc_op %s on %s was for graph event %d", op_id, node, cancelled->id); } } freeXpathObject(op_match); free(rsc_op_xpath); } bail: freeXpathObject(xpathObj); } static void process_lrm_resource_diff(xmlNode *lrm_resource, const char *node) { for (xmlNode *rsc_op = __xml_first_child(lrm_resource); rsc_op != NULL; rsc_op = __xml_next(rsc_op)) { process_graph_event(rsc_op, node); } } static void process_resource_updates(const char *node, xmlNode *xml, xmlNode *change, const char *op, const char *xpath) { xmlNode *rsc = NULL; if (xml == NULL) { return; } else if (strcmp((const char*)xml->name, XML_CIB_TAG_LRM) == 0) { xml = first_named_child(xml, XML_LRM_TAG_RESOURCES); crm_trace("Got %p in %s", xml, XML_CIB_TAG_LRM); } CRM_ASSERT(strcmp((const char*)xml->name, XML_LRM_TAG_RESOURCES) == 0); /* * Updates by, or in response to, TE actions will never contain updates * for more than one resource at a time, so such updates indicate an * LRM refresh. * * In that case, start a new transition rather than check each result * individually, which can result in _huge_ speedups in large clusters. * * Unfortunately, we can only do so when there are no pending actions. * Otherwise, we could mistakenly throw away those results here, and * the cluster will stall waiting for them and time out the operation. */ if ((transition_graph->pending == 0) && xml->children && xml->children->next) { crm_log_xml_trace(change, "lrm-refresh"); abort_transition(INFINITY, tg_restart, "History refresh", NULL); return; } for (rsc = __xml_first_child(xml); rsc != NULL; rsc = __xml_next(rsc)) { crm_trace("Processing %s", ID(rsc)); process_lrm_resource_diff(rsc, node); } } #define NODE_PATT "/lrm[@id=" static char *get_node_from_xpath(const char *xpath) { char *nodeid = NULL; char *tmp = strstr(xpath, NODE_PATT); if(tmp) { tmp += strlen(NODE_PATT); tmp += 1; nodeid = strdup(tmp); tmp = strstr(nodeid, "\'"); CRM_ASSERT(tmp); tmp[0] = 0; } return nodeid; } static char *extract_node_uuid(const char *xpath) { char *mutable_path = strdup(xpath); char *node_uuid = NULL; char *search = NULL; char *match = NULL; match = strstr(mutable_path, "node_state[@id=\'"); if (match == NULL) { free(mutable_path); return NULL; } match += strlen("node_state[@id=\'"); search = strchr(match, '\''); if (search == NULL) { free(mutable_path); return NULL; } search[0] = 0; node_uuid = strdup(match); free(mutable_path); return node_uuid; } static void abort_unless_down(const char *xpath, const char *op, xmlNode *change, const char *reason) { char *node_uuid = NULL; crm_action_t *down = NULL; if(safe_str_neq(op, "delete")) { abort_transition(INFINITY, tg_restart, reason, change); return; } node_uuid = extract_node_uuid(xpath); if(node_uuid == NULL) { crm_err("Could not extract node ID from %s", xpath); abort_transition(INFINITY, tg_restart, reason, change); return; } down = match_down_event(node_uuid); if (down == NULL) { crm_trace("Not expecting %s to be down (%s)", node_uuid, xpath); abort_transition(INFINITY, tg_restart, reason, change); } else { crm_trace("Expecting changes to %s (%s)", node_uuid, xpath); } free(node_uuid); } static void process_op_deletion(const char *xpath, xmlNode *change) { char *mutable_key = strdup(xpath); char *key; char *node_uuid; crm_action_t *cancel = NULL; // Extract the part of xpath between last pair of single quotes key = strrchr(mutable_key, '\''); if (key != NULL) { *key = '\0'; key = strrchr(mutable_key, '\''); } if (key == NULL) { crm_warn("Ignoring malformed CIB update (resource deletion of %s)", xpath); free(mutable_key); return; } ++key; node_uuid = extract_node_uuid(xpath); cancel = get_cancel_action(key, node_uuid); if (cancel) { crm_info("Cancellation of %s on %s confirmed (%d)", key, node_uuid, cancel->id); stop_te_timer(cancel->timer); te_action_confirmed(cancel); update_graph(transition_graph, cancel); trigger_graph(); } else { abort_transition(INFINITY, tg_restart, "Resource operation removal", change); } free(mutable_key); free(node_uuid); } static void process_delete_diff(const char *xpath, const char *op, xmlNode *change) { if (strstr(xpath, "/" XML_LRM_TAG_RSC_OP "[")) { process_op_deletion(xpath, change); } else if (strstr(xpath, "/" XML_CIB_TAG_LRM "[")) { abort_unless_down(xpath, op, change, "Resource state removal"); } else if (strstr(xpath, "/" XML_CIB_TAG_STATE "[")) { abort_unless_down(xpath, op, change, "Node state removal"); } else { crm_trace("Ignoring delete of %s", xpath); } } static void process_node_state_diff(xmlNode *state, xmlNode *change, const char *op, const char *xpath) { xmlNode *lrm = first_named_child(state, XML_CIB_TAG_LRM); process_resource_updates(ID(state), lrm, change, op, xpath); } static void process_status_diff(xmlNode *status, xmlNode *change, const char *op, const char *xpath) { for (xmlNode *state = __xml_first_child(status); state != NULL; state = __xml_next(state)) { process_node_state_diff(state, change, op, xpath); } } static void process_cib_diff(xmlNode *cib, xmlNode *change, const char *op, const char *xpath) { xmlNode *status = first_named_child(cib, XML_CIB_TAG_STATUS); xmlNode *config = first_named_child(cib, XML_CIB_TAG_CONFIGURATION); if (status) { process_status_diff(status, change, op, xpath); } if (config) { abort_transition(INFINITY, tg_restart, "Non-status-only change", change); } } static void te_update_diff_v2(xmlNode *diff) { crm_log_xml_trace(diff, "Patch:Raw"); for (xmlNode *change = __xml_first_child(diff); change != NULL; change = __xml_next(change)) { xmlNode *match = NULL; const char *name = NULL; const char *xpath = crm_element_value(change, XML_DIFF_PATH); // Possible ops: create, modify, delete, move const char *op = crm_element_value(change, XML_DIFF_OP); // Ignore uninteresting updates if (op == NULL) { continue; } else if (xpath == NULL) { crm_trace("Ignoring %s change for version field", op); continue; } else if (strcmp(op, "move") == 0) { crm_trace("Ignoring move change at %s", xpath); continue; } // Find the result of create/modify ops if (strcmp(op, "create") == 0) { match = change->children; } else if (strcmp(op, "modify") == 0) { match = first_named_child(change, XML_DIFF_RESULT); if(match) { match = match->children; } } else if (strcmp(op, "delete") != 0) { crm_warn("Ignoring malformed CIB update (%s operation on %s is unrecognized)", op, xpath); continue; } if (match) { if (match->type == XML_COMMENT_NODE) { crm_trace("Ignoring %s operation for comment at %s", op, xpath); continue; } name = (const char *)match->name; } crm_trace("Handling %s operation for %s%s%s", op, (xpath? xpath : "CIB"), (name? " matched by " : ""), (name? name : "")); if (strstr(xpath, "/" XML_TAG_CIB "/" XML_CIB_TAG_CONFIGURATION)) { abort_transition(INFINITY, tg_restart, "Configuration change", change); break; // Won't be packaged with operation results we may be waiting for } else if (strstr(xpath, "/" XML_CIB_TAG_TICKETS) || safe_str_eq(name, XML_CIB_TAG_TICKETS)) { abort_transition(INFINITY, tg_restart, "Ticket attribute change", change); break; // Won't be packaged with operation results we may be waiting for } else if (strstr(xpath, "/" XML_TAG_TRANSIENT_NODEATTRS "[") || safe_str_eq(name, XML_TAG_TRANSIENT_NODEATTRS)) { abort_unless_down(xpath, op, change, "Transient attribute change"); break; // Won't be packaged with operation results we may be waiting for } else if (strcmp(op, "delete") == 0) { process_delete_diff(xpath, op, change); } else if (name == NULL) { crm_warn("Ignoring malformed CIB update (%s at %s has no result)", op, xpath); } else if (strcmp(name, XML_TAG_CIB) == 0) { process_cib_diff(match, change, op, xpath); } else if (strcmp(name, XML_CIB_TAG_STATUS) == 0) { process_status_diff(match, change, op, xpath); } else if (strcmp(name, XML_CIB_TAG_STATE) == 0) { process_node_state_diff(match, change, op, xpath); } else if (strcmp(name, XML_CIB_TAG_LRM) == 0) { process_resource_updates(ID(match), match, change, op, xpath); } else if (strcmp(name, XML_LRM_TAG_RESOURCES) == 0) { char *local_node = get_node_from_xpath(xpath); process_resource_updates(local_node, match, change, op, xpath); free(local_node); } else if (strcmp(name, XML_LRM_TAG_RESOURCE) == 0) { char *local_node = get_node_from_xpath(xpath); process_lrm_resource_diff(match, local_node); free(local_node); } else if (strcmp(name, XML_LRM_TAG_RSC_OP) == 0) { char *local_node = get_node_from_xpath(xpath); process_graph_event(match, local_node); free(local_node); } else { crm_warn("Ignoring malformed CIB update (%s at %s has unrecognized result %s)", op, xpath, name); } } } void te_update_diff(const char *event, xmlNode * msg) { xmlNode *diff = NULL; const char *op = NULL; int rc = -EINVAL; int format = 1; int p_add[] = { 0, 0, 0 }; int p_del[] = { 0, 0, 0 }; CRM_CHECK(msg != NULL, return); crm_element_value_int(msg, F_CIB_RC, &rc); if (transition_graph == NULL) { crm_trace("No graph"); return; } else if (rc < pcmk_ok) { crm_trace("Filter rc=%d (%s)", rc, pcmk_strerror(rc)); return; } else if (transition_graph->complete && fsa_state != S_IDLE && fsa_state != S_TRANSITION_ENGINE && fsa_state != S_POLICY_ENGINE) { crm_trace("Filter state=%s, complete=%d", fsa_state2string(fsa_state), transition_graph->complete); return; } op = crm_element_value(msg, F_CIB_OPERATION); diff = get_message_xml(msg, F_CIB_UPDATE_RESULT); xml_patch_versions(diff, p_add, p_del); crm_debug("Processing (%s) diff: %d.%d.%d -> %d.%d.%d (%s)", op, p_del[0], p_del[1], p_del[2], p_add[0], p_add[1], p_add[2], fsa_state2string(fsa_state)); crm_element_value_int(diff, "format", &format); switch (format) { case 1: te_update_diff_v1(event, diff); break; case 2: te_update_diff_v2(diff); break; default: crm_warn("Ignoring malformed CIB update (unknown patch format %d)", format); } } gboolean process_te_message(xmlNode * msg, xmlNode * xml_data) { const char *from = crm_element_value(msg, F_ORIG); const char *sys_to = crm_element_value(msg, F_CRM_SYS_TO); const char *sys_from = crm_element_value(msg, F_CRM_SYS_FROM); const char *ref = crm_element_value(msg, F_CRM_REFERENCE); const char *op = crm_element_value(msg, F_CRM_TASK); const char *type = crm_element_value(msg, F_CRM_MSG_TYPE); crm_trace("Processing %s (%s) message", op, ref); crm_log_xml_trace(msg, "ipc"); if (op == NULL) { /* error */ } else if (sys_to == NULL || strcasecmp(sys_to, CRM_SYSTEM_TENGINE) != 0) { crm_trace("Bad sys-to %s", crm_str(sys_to)); return FALSE; } else if (safe_str_eq(op, CRM_OP_INVOKE_LRM) && safe_str_eq(sys_from, CRM_SYSTEM_LRMD) /* && safe_str_eq(type, XML_ATTR_RESPONSE) */ ) { xmlXPathObject *xpathObj = NULL; crm_log_xml_trace(msg, "Processing (N)ACK"); crm_debug("Processing (N)ACK %s from %s", crm_element_value(msg, F_CRM_REFERENCE), from); xpathObj = xpath_search(xml_data, "//" XML_LRM_TAG_RSC_OP); if (numXpathResults(xpathObj)) { int lpc = 0, max = numXpathResults(xpathObj); for (lpc = 0; lpc < max; lpc++) { xmlNode *rsc_op = getXpathResult(xpathObj, lpc); const char *node = get_node_id(rsc_op); process_graph_event(rsc_op, node); } freeXpathObject(xpathObj); } else { crm_log_xml_err(msg, "Invalid (N)ACK"); freeXpathObject(xpathObj); return FALSE; } } else { crm_err("Unknown command: %s::%s from %s", type, op, sys_from); } crm_trace("finished processing message"); return TRUE; } GHashTable *stonith_failures = NULL; struct st_fail_rec { int count; }; static gboolean too_many_st_failures(const char *target) { GHashTableIter iter; const char *key = NULL; struct st_fail_rec *value = NULL; if (stonith_failures == NULL) { return FALSE; } if (target == NULL) { g_hash_table_iter_init(&iter, stonith_failures); while (g_hash_table_iter_next(&iter, (gpointer *) & key, (gpointer *) & value)) { if (value->count >= stonith_max_attempts) { target = (const char*)key; goto too_many; } } } else { value = g_hash_table_lookup(stonith_failures, target); if ((value != NULL) && (value->count >= stonith_max_attempts)) { goto too_many; } } return FALSE; too_many: crm_warn("Too many failures (%d) to fence %s, giving up", value->count, target); return TRUE; } /*! * \internal * \brief Reset a stonith fail count * * \param[in] target Name of node to reset, or NULL for all */ void st_fail_count_reset(const char *target) { if (stonith_failures == NULL) { return; } if (target) { struct st_fail_rec *rec = NULL; rec = g_hash_table_lookup(stonith_failures, target); if (rec) { rec->count = 0; } } else { GHashTableIter iter; const char *key = NULL; struct st_fail_rec *rec = NULL; g_hash_table_iter_init(&iter, stonith_failures); while (g_hash_table_iter_next(&iter, (gpointer *) &key, (gpointer *) &rec)) { rec->count = 0; } } } void st_fail_count_increment(const char *target) { struct st_fail_rec *rec = NULL; if (stonith_failures == NULL) { stonith_failures = crm_str_table_new(); } rec = g_hash_table_lookup(stonith_failures, target); if (rec) { rec->count++; } else { rec = malloc(sizeof(struct st_fail_rec)); if(rec == NULL) { return; } rec->count = 1; g_hash_table_insert(stonith_failures, strdup(target), rec); } } /*! * \internal * \brief Abort transition due to stonith failure * * \param[in] abort_action Whether to restart or stop transition * \param[in] target Don't restart if this (NULL for any) has too many failures * \param[in] reason Log this stonith action XML as abort reason (or NULL) */ void abort_for_stonith_failure(enum transition_action abort_action, const char *target, xmlNode *reason) { /* If stonith repeatedly fails, we eventually give up on starting a new * transition for that reason. */ if ((abort_action != tg_stop) && too_many_st_failures(target)) { abort_action = tg_stop; } abort_transition(INFINITY, abort_action, "Stonith failed", reason); } void tengine_stonith_callback(stonith_t * stonith, stonith_callback_data_t * data) { char *uuid = NULL; int target_rc = -1; int stonith_id = -1; int transition_id = -1; crm_action_t *action = NULL; int call_id = data->call_id; int rc = data->rc; char *userdata = data->userdata; CRM_CHECK(userdata != NULL, return); crm_notice("Stonith operation %d/%s: %s (%d)", call_id, (char *)userdata, pcmk_strerror(rc), rc); if (AM_I_DC == FALSE) { return; } /* crm_info("call=%d, optype=%d, node_name=%s, result=%d, node_list=%s, action=%s", */ /* op->call_id, op->optype, op->node_name, op->op_result, */ /* (char *)op->node_list, op->private_data); */ /* filter out old STONITH actions */ CRM_CHECK(decode_transition_key(userdata, &uuid, &transition_id, &stonith_id, &target_rc), crm_err("Invalid event detected"); goto bail; ); if (transition_graph->complete || stonith_id < 0 || safe_str_neq(uuid, te_uuid) || transition_graph->id != transition_id) { crm_info("Ignoring STONITH action initiated outside of the current transition"); goto bail; } action = get_action(stonith_id, FALSE); if (action == NULL) { crm_err("Stonith action not matched"); goto bail; } stop_te_timer(action->timer); if (rc == pcmk_ok) { const char *target = crm_element_value(action->xml, XML_LRM_ATTR_TARGET); const char *uuid = crm_element_value(action->xml, XML_LRM_ATTR_TARGET_UUID); const char *op = crm_meta_value(action->params, "stonith_action"); crm_info("Stonith operation %d for %s passed", call_id, target); if (action->confirmed == FALSE) { te_action_confirmed(action); if (safe_str_eq("on", op)) { const char *value = NULL; char *now = crm_itoa(time(NULL)); update_attrd(target, CRM_ATTR_UNFENCED, now, NULL, FALSE); free(now); value = crm_meta_value(action->params, XML_OP_ATTR_DIGESTS_ALL); update_attrd(target, CRM_ATTR_DIGESTS_ALL, value, NULL, FALSE); value = crm_meta_value(action->params, XML_OP_ATTR_DIGESTS_SECURE); update_attrd(target, CRM_ATTR_DIGESTS_SECURE, value, NULL, FALSE); } else if (action->sent_update == FALSE) { send_stonith_update(action, target, uuid); action->sent_update = TRUE; } } st_fail_count_reset(target); } else { const char *target = crm_element_value(action->xml, XML_LRM_ATTR_TARGET); enum transition_action abort_action = tg_restart; action->failed = TRUE; crm_notice("Stonith operation %d for %s failed (%s): aborting transition.", call_id, target, pcmk_strerror(rc)); /* If no fence devices were available, there's no use in immediately * checking again, so don't start a new transition in that case. */ if (rc == -ENODEV) { crm_warn("No devices found in cluster to fence %s, giving up", target); abort_action = tg_stop; } /* Increment the fail count now, so abort_for_stonith_failure() can * check it. Non-DC nodes will increment it in tengine_stonith_notify(). */ st_fail_count_increment(target); abort_for_stonith_failure(abort_action, target, NULL); } update_graph(transition_graph, action); trigger_graph(); bail: free(userdata); free(uuid); return; } void cib_fencing_updated(xmlNode * msg, int call_id, int rc, xmlNode * output, void *user_data) { if (rc < pcmk_ok) { crm_err("Fencing update %d for %s: failed - %s (%d)", call_id, (char *)user_data, pcmk_strerror(rc), rc); crm_log_xml_warn(msg, "Failed update"); abort_transition(INFINITY, tg_shutdown, "CIB update failed", NULL); } else { crm_info("Fencing update %d for %s: complete", call_id, (char *)user_data); } } void cib_action_updated(xmlNode * msg, int call_id, int rc, xmlNode * output, void *user_data) { if (rc < pcmk_ok) { crm_err("Update %d FAILED: %s", call_id, pcmk_strerror(rc)); } } +/*! + * \brief Handle a timeout in node-to-node communication + * + * \param[in] data Pointer to action timer + * + * \return FALSE (indicating that source should be not be re-added) + */ gboolean action_timer_callback(gpointer data) { crm_action_timer_t *timer = NULL; + const char *task = NULL; + const char *on_node = NULL; + const char *via_node = NULL; CRM_CHECK(data != NULL, return FALSE); timer = (crm_action_timer_t *) data; stop_te_timer(timer); - crm_warn("Timer popped (timeout=%d, abort_level=%d, complete=%s)", - timer->timeout, - transition_graph->abort_priority, transition_graph->complete ? "true" : "false"); - CRM_CHECK(timer->action != NULL, return FALSE); - if (transition_graph->complete) { - crm_warn("Ignoring timeout while not in transition"); + task = crm_element_value(timer->action->xml, XML_LRM_ATTR_TASK); + on_node = crm_element_value(timer->action->xml, XML_LRM_ATTR_TARGET); + via_node = crm_element_value(timer->action->xml, XML_LRM_ATTR_ROUTER_NODE); + if (transition_graph->complete) { + crm_notice("Node %s did not send %s result (via %s) within %dms " + "(ignoring because transition not in progress)", + (on_node? on_node : ""), (task? task : "unknown action"), + (via_node? via_node : "controller"), timer->timeout); } else { /* fail the action */ - gboolean send_update = TRUE; - const char *task = crm_element_value(timer->action->xml, XML_LRM_ATTR_TASK); + crm_err("Node %s did not send %s result (via %s) within %dms " + "(action timeout plus cluster-delay)", + (on_node? on_node : ""), (task? task : "unknown action"), + (via_node? via_node : "controller"), timer->timeout); print_action(LOG_ERR, "Aborting transition, action lost: ", timer->action); timer->action->failed = TRUE; te_action_confirmed(timer->action); abort_transition(INFINITY, tg_restart, "Action lost", NULL); update_graph(transition_graph, timer->action); trigger_graph(); - if (timer->action->type != action_type_rsc) { - send_update = FALSE; - } else if (!controld_action_is_recordable(task)) { - /* we don't need to update the CIB with these */ - send_update = FALSE; - } - - if (send_update) { + // Record timeout in the CIB if appropriate + if ((timer->action->type == action_type_rsc) + && controld_action_is_recordable(task)) { controld_record_action_timeout(timer->action); } } return FALSE; } diff --git a/daemons/controld/controld_te_events.c b/daemons/controld/controld_te_events.c index f6e79e6603..33deeff7f2 100644 --- a/daemons/controld/controld_te_events.c +++ b/daemons/controld/controld_te_events.c @@ -1,525 +1,540 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include char *failed_stop_offset = NULL; char *failed_start_offset = NULL; gboolean fail_incompletable_actions(crm_graph_t * graph, const char *down_node) { const char *target_uuid = NULL; const char *router = NULL; const char *router_uuid = NULL; xmlNode *last_action = NULL; GListPtr gIter = NULL; GListPtr gIter2 = NULL; if (graph == NULL || graph->complete) { return FALSE; } gIter = graph->synapses; for (; gIter != NULL; gIter = gIter->next) { synapse_t *synapse = (synapse_t *) gIter->data; if (synapse->confirmed || synapse->failed) { /* We've already been here */ continue; } gIter2 = synapse->actions; for (; gIter2 != NULL; gIter2 = gIter2->next) { crm_action_t *action = (crm_action_t *) gIter2->data; if (action->type == action_type_pseudo || action->confirmed) { continue; } else if (action->type == action_type_crm) { const char *task = crm_element_value(action->xml, XML_LRM_ATTR_TASK); if (safe_str_eq(task, CRM_OP_FENCE)) { continue; } } target_uuid = crm_element_value(action->xml, XML_LRM_ATTR_TARGET_UUID); router = crm_element_value(action->xml, XML_LRM_ATTR_ROUTER_NODE); if (router) { crm_node_t *node = crm_get_peer(0, router); if (node) { router_uuid = node->uuid; } } if (safe_str_eq(target_uuid, down_node) || safe_str_eq(router_uuid, down_node)) { action->failed = TRUE; synapse->failed = TRUE; last_action = action->xml; stop_te_timer(action->timer); update_graph(graph, action); if (synapse->executed) { crm_notice("Action %d (%s) was pending on %s (offline)", action->id, crm_element_value(action->xml, XML_LRM_ATTR_TASK_KEY), down_node); } else { crm_info("Action %d (%s) is scheduled for %s (offline)", action->id, crm_element_value(action->xml, XML_LRM_ATTR_TASK_KEY), down_node); } } } } if (last_action != NULL) { crm_info("Node %s shutdown resulted in un-runnable actions", down_node); abort_transition(INFINITY, tg_restart, "Node failure", last_action); return TRUE; } return FALSE; } /*! * \internal * \brief Update failure-related node attributes if warranted * * \param[in] event XML describing operation that (maybe) failed * \param[in] event_node_uuid Node that event occurred on * \param[in] rc Actual operation return code * \param[in] target_rc Expected operation return code * \param[in] do_update If TRUE, do update regardless of operation type * \param[in] ignore_failures If TRUE, update last failure but not fail count * * \return TRUE if this was not a direct nack, success or lrm status refresh */ static gboolean update_failcount(xmlNode * event, const char *event_node_uuid, int rc, int target_rc, gboolean do_update, gboolean ignore_failures) { guint interval_ms = 0; char *task = NULL; char *rsc_id = NULL; const char *value = NULL; const char *id = crm_element_value(event, XML_LRM_ATTR_TASK_KEY); const char *on_uname = crm_peer_uname(event_node_uuid); const char *origin = crm_element_value(event, XML_ATTR_ORIGIN); /* Nothing needs to be done for success, lrm status refresh, * or direct nack (internal code for "busy, try again") */ if ((rc == CRM_DIRECT_NACK_RC) || (rc == target_rc)) { return FALSE; } else if (safe_str_eq(origin, "build_active_RAs")) { crm_debug("No update for %s (rc=%d) on %s: Old failure from lrm status refresh", id, rc, on_uname); return FALSE; } /* Sanity check */ CRM_CHECK(on_uname != NULL, return TRUE); CRM_CHECK(parse_op_key(id, &rsc_id, &task, &interval_ms), crm_err("Couldn't parse: %s", ID(event)); goto bail); /* Decide whether update is necessary and what value to use */ if ((interval_ms > 0) || safe_str_eq(task, CRMD_ACTION_PROMOTE) || safe_str_eq(task, CRMD_ACTION_DEMOTE)) { do_update = TRUE; } else if (safe_str_eq(task, CRMD_ACTION_START)) { do_update = TRUE; if (failed_start_offset == NULL) { failed_start_offset = strdup(CRM_INFINITY_S); } value = failed_start_offset; } else if (safe_str_eq(task, CRMD_ACTION_STOP)) { do_update = TRUE; if (failed_stop_offset == NULL) { failed_stop_offset = strdup(CRM_INFINITY_S); } value = failed_stop_offset; } /* Fail count will be either incremented or set to infinity */ if (value == NULL || safe_str_neq(value, CRM_INFINITY_S)) { value = XML_NVPAIR_ATTR_VALUE "++"; } if (do_update) { char *now = crm_itoa(time(NULL)); char *attr_name = NULL; gboolean is_remote_node = FALSE; if (g_hash_table_lookup(crm_remote_peer_cache, event_node_uuid)) { is_remote_node = TRUE; } crm_info("Updating %s for %s on %s after failed %s: rc=%d (update=%s, time=%s)", (ignore_failures? "last failure" : "failcount"), rsc_id, on_uname, task, rc, value, now); /* Update the fail count, if we're not ignoring failures */ if (!ignore_failures) { attr_name = crm_failcount_name(rsc_id, task, interval_ms); update_attrd(on_uname, attr_name, value, NULL, is_remote_node); free(attr_name); } /* Update the last failure time (even if we're ignoring failures, * so that failure can still be detected and shown, e.g. by crm_mon) */ attr_name = crm_lastfailure_name(rsc_id, task, interval_ms); update_attrd(on_uname, attr_name, now, NULL, is_remote_node); free(attr_name); free(now); } bail: free(rsc_id); free(task); return TRUE; } /*! * \internal * \brief Return simplified operation status based on operation return code * * \param[in] action CRM action instance of operation * \param[in] orig_status Original reported operation status * \param[in] rc Actual operation return code * \param[in] target_rc Expected operation return code * * \return PCMK_LRM_OP_DONE if rc equals target_rc, PCMK_LRM_OP_ERROR otherwise * * \note This assumes that PCMK_LRM_OP_PENDING operations have already been * filtered (otherwise they will get simplified as well). */ static int status_from_rc(crm_action_t * action, int orig_status, int rc, int target_rc) { if (target_rc == rc) { crm_trace("Target rc: == %d", rc); if (orig_status != PCMK_LRM_OP_DONE) { crm_trace("Re-mapping op status to PCMK_LRM_OP_DONE for rc=%d", rc); } return PCMK_LRM_OP_DONE; } if (rc != CRM_DIRECT_NACK_RC) { const char *task = crm_element_value(action->xml, XML_LRM_ATTR_TASK_KEY); const char *uname = crm_element_value(action->xml, XML_LRM_ATTR_TARGET); crm_warn("Action %d (%s) on %s failed (target: %d vs. rc: %d): %s", action->id, task, uname, target_rc, rc, services_lrm_status_str(PCMK_LRM_OP_ERROR)); } return PCMK_LRM_OP_ERROR; } /*! * \internal * \brief Confirm action and update transition graph, aborting transition on failures * * \param[in,out] action CRM action instance of this operation * \param[in] event Event instance of this operation * \param[in] orig_status Original reported operation status * \param[in] op_rc Actual operation return code * \param[in] target_rc Expected operation return code * \param[in] ignore_failures Whether to ignore operation failures * * \note This assumes that PCMK_LRM_OP_PENDING operations have already been * filtered (otherwise they may be treated as failures). */ static void match_graph_event(crm_action_t *action, xmlNode *event, int op_status, int op_rc, int target_rc, gboolean ignore_failures) { const char *target = NULL; const char *this_event = NULL; const char *ignore_s = ""; /* Remap operation status based on return code */ op_status = status_from_rc(action, op_status, op_rc, target_rc); /* Process OP status */ switch (op_status) { case PCMK_LRM_OP_DONE: break; case PCMK_LRM_OP_ERROR: case PCMK_LRM_OP_TIMEOUT: case PCMK_LRM_OP_NOTSUPPORTED: if (ignore_failures) { ignore_s = ", ignoring failure"; } else { action->failed = TRUE; } break; case PCMK_LRM_OP_CANCELLED: /* do nothing?? */ crm_err("Don't know what to do for cancelled ops yet"); break; default: /* PCMK_LRM_OP_ERROR_HARD, PCMK_LRM_OP_ERROR_FATAL, PCMK_LRM_OP_NOT_INSTALLED */ action->failed = TRUE; crm_err("Unsupported action result: %d", op_status); } /* stop this event's timer if it had one */ stop_te_timer(action->timer); te_action_confirmed(action); update_graph(transition_graph, action); trigger_graph(); if (action->failed) { abort_transition(action->synapse->priority + 1, tg_restart, "Event failed", event); } this_event = crm_element_value(event, XML_LRM_ATTR_TASK_KEY); target = crm_element_value(action->xml, XML_LRM_ATTR_TARGET); crm_info("Action %s (%d) confirmed on %s (rc=%d%s)", crm_str(this_event), action->id, crm_str(target), op_rc, ignore_s); } crm_action_t * get_action(int id, gboolean confirmed) { GListPtr gIter = NULL; GListPtr gIter2 = NULL; gIter = transition_graph->synapses; for (; gIter != NULL; gIter = gIter->next) { synapse_t *synapse = (synapse_t *) gIter->data; gIter2 = synapse->actions; for (; gIter2 != NULL; gIter2 = gIter2->next) { crm_action_t *action = (crm_action_t *) gIter2->data; if (action->id == id) { if (confirmed) { stop_te_timer(action->timer); te_action_confirmed(action); } return action; } } } return NULL; } crm_action_t * get_cancel_action(const char *id, const char *node) { GListPtr gIter = NULL; GListPtr gIter2 = NULL; gIter = transition_graph->synapses; for (; gIter != NULL; gIter = gIter->next) { synapse_t *synapse = (synapse_t *) gIter->data; gIter2 = synapse->actions; for (; gIter2 != NULL; gIter2 = gIter2->next) { const char *task = NULL; const char *target = NULL; crm_action_t *action = (crm_action_t *) gIter2->data; task = crm_element_value(action->xml, XML_LRM_ATTR_TASK); if (safe_str_neq(CRMD_ACTION_CANCEL, task)) { continue; } task = crm_element_value(action->xml, XML_LRM_ATTR_TASK_KEY); if (safe_str_neq(task, id)) { crm_trace("Wrong key %s for %s on %s", task, id, node); continue; } target = crm_element_value(action->xml, XML_LRM_ATTR_TARGET_UUID); if (node && safe_str_neq(target, node)) { crm_trace("Wrong node %s for %s on %s", target, id, node); continue; } crm_trace("Found %s on %s", id, node); return action; } } return NULL; } /* downed nodes are listed like: ... */ #define XPATH_DOWNED "//" XML_GRAPH_TAG_DOWNED \ "/" XML_CIB_TAG_NODE "[@" XML_ATTR_UUID "='%s']" /*! * \brief Find a transition event that would have made a specified node down * * \param[in] target UUID of node to match * * \return Matching event if found, NULL otherwise */ crm_action_t * match_down_event(const char *target) { crm_action_t *match = NULL; xmlXPathObjectPtr xpath_ret = NULL; GListPtr gIter, gIter2; char *xpath = crm_strdup_printf(XPATH_DOWNED, target); for (gIter = transition_graph->synapses; gIter != NULL && match == NULL; gIter = gIter->next) { for (gIter2 = ((synapse_t*)gIter->data)->actions; gIter2 != NULL && match == NULL; gIter2 = gIter2->next) { match = (crm_action_t*)gIter2->data; if (match->executed) { xpath_ret = xpath_search(match->xml, xpath); if (numXpathResults(xpath_ret) < 1) { match = NULL; } freeXpathObject(xpath_ret); } else { // Only actions that were actually started can match match = NULL; } } } free(xpath); if (match != NULL) { crm_debug("Shutdown action %d (%s) found for node %s", match->id, crm_element_value(match->xml, XML_LRM_ATTR_TASK_KEY), target); } else { crm_debug("No reason to expect node %s to be down", target); } return match; } void process_graph_event(xmlNode *event, const char *event_node) { int rc = -1; int status = -1; int callid = -1; int action_num = -1; crm_action_t *action = NULL; int target_rc = -1; int transition_num = -1; char *update_te_uuid = NULL; gboolean ignore_failures = FALSE; const char *id = NULL; const char *desc = NULL; const char *magic = NULL; CRM_ASSERT(event != NULL); /* */ id = crm_element_value(event, XML_LRM_ATTR_TASK_KEY); crm_element_value_int(event, XML_LRM_ATTR_RC, &rc); crm_element_value_int(event, XML_LRM_ATTR_OPSTATUS, &status); crm_element_value_int(event, XML_LRM_ATTR_CALLID, &callid); magic = crm_element_value(event, XML_ATTR_TRANSITION_KEY); if (magic == NULL) { /* non-change */ return; } if (decode_transition_key(magic, &update_te_uuid, &transition_num, &action_num, &target_rc) == FALSE) { crm_err("Invalid event %s.%d detected: %s", id, callid, magic); abort_transition(INFINITY, tg_restart, "Bad event", event); return; } if (status == PCMK_LRM_OP_PENDING) { goto bail; } if (transition_num == -1) { desc = "initiated outside of the cluster"; abort_transition(INFINITY, tg_restart, "Unexpected event", event); } else if ((action_num < 0) || (crm_str_eq(update_te_uuid, te_uuid, TRUE) == FALSE)) { desc = "initiated by a different node"; abort_transition(INFINITY, tg_restart, "Foreign event", event); } else if (transition_graph->id != transition_num) { - desc = "arrived really late"; - abort_transition(INFINITY, tg_restart, "Old event", event); + guint interval_ms = 0; + + if (parse_op_key(id, NULL, NULL, &interval_ms) + && (interval_ms != 0)) { + /* Recurring actions have the transition number they were first + * scheduled in. + */ + desc = "arrived after initial scheduling"; + abort_transition(INFINITY, tg_restart, "Change in recurring result", + event); + + } else { + desc = "arrived really late"; + abort_transition(INFINITY, tg_restart, "Old event", event); + } } else if (transition_graph->complete) { desc = "arrived late"; abort_transition(INFINITY, tg_restart, "Inactive graph", event); } else { action = get_action(action_num, FALSE); if (action == NULL) { desc = "unknown"; abort_transition(INFINITY, tg_restart, "Unknown event", event); } else { /* Actions already confirmed skip matching. */ /* ex. Ignoring xxx_last_0 or xxx_last_failure_0 generated by create_operation_update() in order to prevent duplicate fail-count from increasing. */ if (action->confirmed == TRUE) { crm_log_xml_debug(event, "No update by already confirmed events :"); goto bail; } ignore_failures = safe_str_eq( crm_meta_value(action->params, XML_OP_ATTR_ON_FAIL), "ignore"); match_graph_event(action, event, status, rc, target_rc, ignore_failures); } } if (action && (rc == target_rc)) { crm_trace("Processed update to %s: %s", id, magic); } else { if (update_failcount(event, event_node, rc, target_rc, (transition_num == -1), ignore_failures)) { desc = "failed"; } crm_info("Detected action (%d.%d) %s.%d=%s: %s", transition_num, action_num, id, callid, services_ocf_exitcode_str(rc), desc); } bail: free(update_te_uuid); } diff --git a/daemons/controld/controld_utils.h b/daemons/controld/controld_utils.h index 2859939fe8..d4c1c1e1c3 100644 --- a/daemons/controld/controld_utils.h +++ b/daemons/controld/controld_utils.h @@ -1,105 +1,108 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #ifndef CRMD_UTILS__H # define CRMD_UTILS__H # include # include # include # include /* For CIB_OP_MODIFY */ # include "controld_fsa.h" // For fsa_cib_conn # include "controld_alerts.h" # define FAKE_TE_ID "xxxxxxxx-xxxx-xxxx-xxxx-xxxxxxxxxxxx" # define fsa_cib_update(section, data, options, call_id, user_name) \ if(fsa_cib_conn != NULL) { \ call_id = cib_internal_op( \ fsa_cib_conn, CIB_OP_MODIFY, NULL, section, data, \ NULL, options, user_name); \ \ } else { \ crm_err("No CIB manager connection available"); \ } static inline void fsa_cib_anon_update(const char *section, xmlNode *data) { if (fsa_cib_conn == NULL) { crm_err("No CIB connection available"); } else { int opts = cib_scope_local | cib_quorum_override | cib_can_create; fsa_cib_conn->cmds->modify(fsa_cib_conn, section, data, opts); } } extern gboolean fsa_has_quorum; extern int last_peer_update; extern int last_resource_update; enum node_update_flags { node_update_none = 0x0000, node_update_quick = 0x0001, node_update_cluster = 0x0010, node_update_peer = 0x0020, node_update_join = 0x0040, node_update_expected = 0x0100, node_update_all = node_update_cluster|node_update_peer|node_update_join|node_update_expected, }; gboolean crm_timer_stop(fsa_timer_t * timer); gboolean crm_timer_start(fsa_timer_t * timer); gboolean crm_timer_popped(gpointer data); gboolean is_timer_started(fsa_timer_t * timer); crm_exit_t crmd_exit(crm_exit_t exit_code); crm_exit_t crmd_fast_exit(crm_exit_t exit_code); void pe_subsystem_free(void); void fsa_dump_actions(long long action, const char *text); void fsa_dump_inputs(int log_level, const char *text, long long input_register); gboolean update_dc(xmlNode * msg); void crm_update_peer_join(const char *source, crm_node_t * node, enum crm_join_phase phase); xmlNode *create_node_state_update(crm_node_t *node, int flags, xmlNode *parent, const char *source); void populate_cib_nodes(enum node_update_flags flags, const char *source); void crm_update_quorum(gboolean quorum, gboolean force_update); void erase_status_tag(const char *uname, const char *tag, int options); +void controld_close_attrd_ipc(void); void update_attrd(const char *host, const char *name, const char *value, const char *user_name, gboolean is_remote_node); void update_attrd_remote_node_removed(const char *host, const char *user_name); void update_attrd_clear_failures(const char *host, const char *rsc, const char *op, const char *interval_spec, gboolean is_remote_node); int crmd_join_phase_count(enum crm_join_phase phase); void crmd_join_phase_log(int level); const char *get_timer_desc(fsa_timer_t * timer); void st_fail_count_reset(const char * target); void st_fail_count_increment(const char *target); void abort_for_stonith_failure(enum transition_action abort_action, const char *target, xmlNode *reason); void crmd_peer_down(crm_node_t *peer, bool full); unsigned int cib_op_timeout(void); bool feature_set_compatible(const char *dc_version, const char *join_version); bool controld_action_is_recordable(const char *action); /* Convenience macro for registering a CIB callback * (assumes that data can be freed with free()) */ # define fsa_register_cib_callback(id, flag, data, fn) do { \ CRM_ASSERT(fsa_cib_conn); \ fsa_cib_conn->cmds->register_callback_full( \ fsa_cib_conn, id, cib_op_timeout(), \ flag, data, #fn, fn, free); \ } while(0) #endif diff --git a/daemons/fenced/pacemaker-fenced.c b/daemons/fenced/pacemaker-fenced.c index 80ad6aaa34..b7d6072375 100644 --- a/daemons/fenced/pacemaker-fenced.c +++ b/daemons/fenced/pacemaker-fenced.c @@ -1,1501 +1,1503 @@ /* - * Copyright 2009-2018 Andrew Beekhof + * Copyright 2009-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include /* U32T ~ PRIu32, X32T ~ PRIx32 */ #include #include #include #include #include #include #include #include #include #include #include #include #include char *stonith_our_uname = NULL; char *stonith_our_uuid = NULL; long stonith_watchdog_timeout_ms = 0; static GMainLoop *mainloop = NULL; gboolean stand_alone = FALSE; static gboolean no_cib_connect = FALSE; static gboolean stonith_shutdown_flag = FALSE; static qb_ipcs_service_t *ipcs = NULL; static xmlNode *local_cib = NULL; static pe_working_set_t *fenced_data_set = NULL; static cib_t *cib_api = NULL; static void *cib_library = NULL; static void stonith_shutdown(int nsig); static void stonith_cleanup(void); static int32_t st_ipc_accept(qb_ipcs_connection_t * c, uid_t uid, gid_t gid) { if (stonith_shutdown_flag) { crm_info("Ignoring new client [%d] during shutdown", crm_ipcs_client_pid(c)); return -EPERM; } if (crm_client_new(c, uid, gid) == NULL) { return -EIO; } return 0; } static void st_ipc_created(qb_ipcs_connection_t * c) { crm_trace("Connection created for %p", c); } /* Exit code means? */ static int32_t st_ipc_dispatch(qb_ipcs_connection_t * qbc, void *data, size_t size) { uint32_t id = 0; uint32_t flags = 0; int call_options = 0; xmlNode *request = NULL; crm_client_t *c = crm_client_get(qbc); const char *op = NULL; if (c == NULL) { crm_info("Invalid client: %p", qbc); return 0; } request = crm_ipcs_recv(c, data, size, &id, &flags); if (request == NULL) { crm_ipcs_send_ack(c, id, flags, "nack", __FUNCTION__, __LINE__); return 0; } op = crm_element_value(request, F_CRM_TASK); if(safe_str_eq(op, CRM_OP_RM_NODE_CACHE)) { crm_xml_add(request, F_TYPE, T_STONITH_NG); crm_xml_add(request, F_STONITH_OPERATION, op); crm_xml_add(request, F_STONITH_CLIENTID, c->id); crm_xml_add(request, F_STONITH_CLIENTNAME, crm_client_name(c)); crm_xml_add(request, F_STONITH_CLIENTNODE, stonith_our_uname); send_cluster_message(NULL, crm_msg_stonith_ng, request, FALSE); free_xml(request); return 0; } if (c->name == NULL) { const char *value = crm_element_value(request, F_STONITH_CLIENTNAME); if (value == NULL) { value = "unknown"; } c->name = crm_strdup_printf("%s.%u", value, c->pid); } crm_element_value_int(request, F_STONITH_CALLOPTS, &call_options); crm_trace("Flags %" X32T "/%u for command %" U32T " from %s", flags, call_options, id, crm_client_name(c)); if (is_set(call_options, st_opt_sync_call)) { CRM_ASSERT(flags & crm_ipc_client_response); CRM_LOG_ASSERT(c->request_id == 0); /* This means the client has two synchronous events in-flight */ c->request_id = id; /* Reply only to the last one */ } crm_xml_add(request, F_STONITH_CLIENTID, c->id); crm_xml_add(request, F_STONITH_CLIENTNAME, crm_client_name(c)); crm_xml_add(request, F_STONITH_CLIENTNODE, stonith_our_uname); crm_log_xml_trace(request, "Client[inbound]"); stonith_command(c, id, flags, request, NULL); free_xml(request); return 0; } /* Error code means? */ static int32_t st_ipc_closed(qb_ipcs_connection_t * c) { crm_client_t *client = crm_client_get(c); if (client == NULL) { return 0; } crm_trace("Connection %p closed", c); crm_client_destroy(client); /* 0 means: yes, go ahead and destroy the connection */ return 0; } static void st_ipc_destroy(qb_ipcs_connection_t * c) { crm_trace("Connection %p destroyed", c); st_ipc_closed(c); } static void stonith_peer_callback(xmlNode * msg, void *private_data) { const char *remote_peer = crm_element_value(msg, F_ORIG); const char *op = crm_element_value(msg, F_STONITH_OPERATION); if (crm_str_eq(op, "poke", TRUE)) { return; } crm_log_xml_trace(msg, "Peer[inbound]"); stonith_command(NULL, 0, 0, msg, remote_peer); } #if SUPPORT_COROSYNC static void stonith_peer_ais_callback(cpg_handle_t handle, const struct cpg_name *groupName, uint32_t nodeid, uint32_t pid, void *msg, size_t msg_len) { uint32_t kind = 0; xmlNode *xml = NULL; const char *from = NULL; char *data = pcmk_message_common_cs(handle, nodeid, pid, msg, &kind, &from); if(data == NULL) { return; } if (kind == crm_class_cluster) { xml = string2xml(data); if (xml == NULL) { crm_err("Invalid XML: '%.120s'", data); free(data); return; } crm_xml_add(xml, F_ORIG, from); /* crm_xml_add_int(xml, F_SEQ, wrapper->id); */ stonith_peer_callback(xml, NULL); } free_xml(xml); free(data); return; } static void stonith_peer_cs_destroy(gpointer user_data) { crm_crit("Lost connection to cluster layer, shutting down"); stonith_shutdown(0); } #endif void do_local_reply(xmlNode * notify_src, const char *client_id, gboolean sync_reply, gboolean from_peer) { /* send callback to originating child */ crm_client_t *client_obj = NULL; int local_rc = pcmk_ok; crm_trace("Sending response"); client_obj = crm_client_get_by_id(client_id); crm_trace("Sending callback to request originator"); if (client_obj == NULL) { local_rc = -1; crm_trace("No client to sent the response to. F_STONITH_CLIENTID not set."); } else { int rid = 0; if (sync_reply) { CRM_LOG_ASSERT(client_obj->request_id); rid = client_obj->request_id; client_obj->request_id = 0; crm_trace("Sending response %d to %s %s", rid, client_obj->name, from_peer ? "(originator of delegated request)" : ""); } else { crm_trace("Sending an event to %s %s", client_obj->name, from_peer ? "(originator of delegated request)" : ""); } local_rc = crm_ipcs_send(client_obj, rid, notify_src, sync_reply?crm_ipc_flags_none:crm_ipc_server_event); } if (local_rc < pcmk_ok && client_obj != NULL) { crm_warn("%sSync reply to %s failed: %s", sync_reply ? "" : "A-", client_obj ? client_obj->name : "", pcmk_strerror(local_rc)); } } long long get_stonith_flag(const char *name) { if (safe_str_eq(name, T_STONITH_NOTIFY_FENCE)) { return st_callback_notify_fence; } else if (safe_str_eq(name, STONITH_OP_DEVICE_ADD)) { return st_callback_device_add; } else if (safe_str_eq(name, STONITH_OP_DEVICE_DEL)) { return st_callback_device_del; } else if (safe_str_eq(name, T_STONITH_NOTIFY_HISTORY)) { return st_callback_notify_history; } return st_callback_unknown; } static void stonith_notify_client(gpointer key, gpointer value, gpointer user_data) { xmlNode *update_msg = user_data; crm_client_t *client = value; const char *type = NULL; CRM_CHECK(client != NULL, return); CRM_CHECK(update_msg != NULL, return); type = crm_element_value(update_msg, F_SUBTYPE); CRM_CHECK(type != NULL, crm_log_xml_err(update_msg, "notify"); return); if (client->ipcs == NULL) { crm_trace("Skipping client with NULL channel"); return; } if (client->options & get_stonith_flag(type)) { int rc = crm_ipcs_send(client, 0, update_msg, crm_ipc_server_event | crm_ipc_server_error); if (rc <= 0) { crm_warn("%s notification of client %s.%.6s failed: %s (%d)", type, crm_client_name(client), client->id, pcmk_strerror(rc), rc); } else { crm_trace("Sent %s notification to client %s.%.6s", type, crm_client_name(client), client->id); } } } void do_stonith_async_timeout_update(const char *client_id, const char *call_id, int timeout) { crm_client_t *client = NULL; xmlNode *notify_data = NULL; if (!timeout || !call_id || !client_id) { return; } client = crm_client_get_by_id(client_id); if (!client) { return; } notify_data = create_xml_node(NULL, T_STONITH_TIMEOUT_VALUE); crm_xml_add(notify_data, F_TYPE, T_STONITH_TIMEOUT_VALUE); crm_xml_add(notify_data, F_STONITH_CALLID, call_id); crm_xml_add_int(notify_data, F_STONITH_TIMEOUT, timeout); crm_trace("timeout update is %d for client %s and call id %s", timeout, client_id, call_id); if (client) { crm_ipcs_send(client, 0, notify_data, crm_ipc_server_event); } free_xml(notify_data); } void do_stonith_notify(int options, const char *type, int result, xmlNode * data) { /* TODO: Standardize the contents of data */ xmlNode *update_msg = create_xml_node(NULL, "notify"); CRM_CHECK(type != NULL,;); crm_xml_add(update_msg, F_TYPE, T_STONITH_NOTIFY); crm_xml_add(update_msg, F_SUBTYPE, type); crm_xml_add(update_msg, F_STONITH_OPERATION, type); crm_xml_add_int(update_msg, F_STONITH_RC, result); if (data != NULL) { add_message_xml(update_msg, F_STONITH_CALLDATA, data); } crm_trace("Notifying clients"); g_hash_table_foreach(client_connections, stonith_notify_client, update_msg); free_xml(update_msg); crm_trace("Notify complete"); } static void do_stonith_notify_config(int options, const char *op, int rc, const char *desc, int active) { xmlNode *notify_data = create_xml_node(NULL, op); CRM_CHECK(notify_data != NULL, return); crm_xml_add(notify_data, F_STONITH_DEVICE, desc); crm_xml_add_int(notify_data, F_STONITH_ACTIVE, active); do_stonith_notify(options, op, rc, notify_data); free_xml(notify_data); } void do_stonith_notify_device(int options, const char *op, int rc, const char *desc) { do_stonith_notify_config(options, op, rc, desc, g_hash_table_size(device_list)); } void do_stonith_notify_level(int options, const char *op, int rc, const char *desc) { do_stonith_notify_config(options, op, rc, desc, g_hash_table_size(topology)); } static void topology_remove_helper(const char *node, int level) { int rc; char *desc = NULL; xmlNode *data = create_xml_node(NULL, XML_TAG_FENCING_LEVEL); crm_xml_add(data, F_STONITH_ORIGIN, __FUNCTION__); crm_xml_add_int(data, XML_ATTR_STONITH_INDEX, level); crm_xml_add(data, XML_ATTR_STONITH_TARGET, node); rc = stonith_level_remove(data, &desc); do_stonith_notify_level(0, STONITH_OP_LEVEL_DEL, rc, desc); free_xml(data); free(desc); } static void remove_cib_device(xmlXPathObjectPtr xpathObj) { int max = numXpathResults(xpathObj), lpc = 0; for (lpc = 0; lpc < max; lpc++) { const char *rsc_id = NULL; const char *standard = NULL; xmlNode *match = getXpathResult(xpathObj, lpc); CRM_LOG_ASSERT(match != NULL); if(match != NULL) { standard = crm_element_value(match, XML_AGENT_ATTR_CLASS); } if (safe_str_neq(standard, PCMK_RESOURCE_CLASS_STONITH)) { continue; } rsc_id = crm_element_value(match, XML_ATTR_ID); stonith_device_remove(rsc_id, TRUE); } } static void handle_topology_change(xmlNode *match, bool remove) { int rc; char *desc = NULL; CRM_CHECK(match != NULL, return); crm_trace("Updating %s", ID(match)); if(remove) { int index = 0; char *key = stonith_level_key(match, -1); crm_element_value_int(match, XML_ATTR_STONITH_INDEX, &index); topology_remove_helper(key, index); free(key); } rc = stonith_level_register(match, &desc); do_stonith_notify_level(0, STONITH_OP_LEVEL_ADD, rc, desc); free(desc); } static void remove_fencing_topology(xmlXPathObjectPtr xpathObj) { int max = numXpathResults(xpathObj), lpc = 0; for (lpc = 0; lpc < max; lpc++) { xmlNode *match = getXpathResult(xpathObj, lpc); CRM_LOG_ASSERT(match != NULL); if (match && crm_element_value(match, XML_DIFF_MARKER)) { /* Deletion */ int index = 0; char *target = stonith_level_key(match, -1); crm_element_value_int(match, XML_ATTR_STONITH_INDEX, &index); if (target == NULL) { crm_err("Invalid fencing target in element %s", ID(match)); } else if (index <= 0) { crm_err("Invalid level for %s in element %s", target, ID(match)); } else { topology_remove_helper(target, index); } /* } else { Deal with modifications during the 'addition' stage */ } } } static void register_fencing_topology(xmlXPathObjectPtr xpathObj) { int max = numXpathResults(xpathObj), lpc = 0; for (lpc = 0; lpc < max; lpc++) { xmlNode *match = getXpathResult(xpathObj, lpc); handle_topology_change(match, TRUE); } } /* Fencing */ static void fencing_topology_init() { xmlXPathObjectPtr xpathObj = NULL; const char *xpath = "//" XML_TAG_FENCING_LEVEL; crm_trace("Full topology refresh"); free_topology_list(); init_topology_list(); /* Grab everything */ xpathObj = xpath_search(local_cib, xpath); register_fencing_topology(xpathObj); freeXpathObject(xpathObj); } #define rsc_name(x) x->clone_name?x->clone_name:x->id /*! * \internal * \brief Check whether our uname is in a resource's allowed node list * * \param[in] rsc Resource to check * * \return Pointer to node object if found, NULL otherwise */ static node_t * our_node_allowed_for(resource_t *rsc) { GHashTableIter iter; node_t *node = NULL; if (rsc && stonith_our_uname) { g_hash_table_iter_init(&iter, rsc->allowed_nodes); while (g_hash_table_iter_next(&iter, NULL, (void **)&node)) { if (node && strcmp(node->details->uname, stonith_our_uname) == 0) { break; } node = NULL; } } return node; } /*! * \internal * \brief If a resource or any of its children are STONITH devices, update their * definitions given a cluster working set. * * \param[in] rsc Resource to check * \param[in] data_set Cluster working set with device information */ static void cib_device_update(resource_t *rsc, pe_working_set_t *data_set) { node_t *node = NULL; const char *value = NULL; const char *rclass = NULL; node_t *parent = NULL; gboolean remove = TRUE; /* If this is a complex resource, check children rather than this resource itself. * TODO: Mark each installed device and remove if untouched when this process finishes. */ if(rsc->children) { GListPtr gIter = NULL; for (gIter = rsc->children; gIter != NULL; gIter = gIter->next) { cib_device_update(gIter->data, data_set); if(pe_rsc_is_clone(rsc)) { crm_trace("Only processing one copy of the clone %s", rsc->id); break; } } return; } /* We only care about STONITH resources. */ rclass = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS); if (safe_str_neq(rclass, PCMK_RESOURCE_CLASS_STONITH)) { return; } /* If this STONITH resource is disabled, just remove it. */ value = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_TARGET_ROLE); if (safe_str_eq(value, RSC_STOPPED)) { crm_info("Device %s has been disabled", rsc->id); goto update_done; } /* Check whether our node is allowed for this resource (and its parent if in a group) */ node = our_node_allowed_for(rsc); if (rsc->parent && (rsc->parent->variant == pe_group)) { parent = our_node_allowed_for(rsc->parent); } if(node == NULL) { /* Our node is disallowed, so remove the device */ GHashTableIter iter; crm_info("Device %s has been disabled on %s: unknown", rsc->id, stonith_our_uname); g_hash_table_iter_init(&iter, rsc->allowed_nodes); while (g_hash_table_iter_next(&iter, NULL, (void **)&node)) { crm_trace("Available: %s = %d", node->details->uname, node->weight); } goto update_done; } else if(node->weight < 0 || (parent && parent->weight < 0)) { /* Our node (or its group) is disallowed by score, so remove the device */ char *score = score2char((node->weight < 0) ? node->weight : parent->weight); crm_info("Device %s has been disabled on %s: score=%s", rsc->id, stonith_our_uname, score); free(score); goto update_done; } else { /* Our node is allowed, so update the device information */ int rc; xmlNode *data; GHashTableIter gIter; stonith_key_value_t *params = NULL; const char *name = NULL; const char *agent = crm_element_value(rsc->xml, XML_EXPR_ATTR_TYPE); const char *rsc_provides = NULL; crm_debug("Device %s is allowed on %s: score=%d", rsc->id, stonith_our_uname, node->weight); get_rsc_attributes(rsc->parameters, rsc, node, data_set); get_meta_attributes(rsc->meta, rsc, node, data_set); rsc_provides = g_hash_table_lookup(rsc->meta, XML_RSC_ATTR_PROVIDES); g_hash_table_iter_init(&gIter, rsc->parameters); while (g_hash_table_iter_next(&gIter, (gpointer *) & name, (gpointer *) & value)) { if (!name || !value) { continue; } params = stonith_key_value_add(params, name, value); crm_trace(" %s=%s", name, value); } remove = FALSE; data = create_device_registration_xml(rsc_name(rsc), st_namespace_any, agent, params, rsc_provides); stonith_key_value_freeall(params, 1, 1); rc = stonith_device_register(data, NULL, TRUE); CRM_ASSERT(rc == pcmk_ok); free_xml(data); } update_done: if(remove && g_hash_table_lookup(device_list, rsc_name(rsc))) { stonith_device_remove(rsc_name(rsc), TRUE); } } extern xmlNode *do_calculations(pe_working_set_t * data_set, xmlNode * xml_input, crm_time_t * now); /*! * \internal * \brief Update all STONITH device definitions based on current CIB */ static void cib_devices_update(void) { GListPtr gIter = NULL; crm_info("Updating devices to version %s.%s.%s", crm_element_value(local_cib, XML_ATTR_GENERATION_ADMIN), crm_element_value(local_cib, XML_ATTR_GENERATION), crm_element_value(local_cib, XML_ATTR_NUMUPDATES)); CRM_ASSERT(fenced_data_set != NULL); fenced_data_set->input = local_cib; fenced_data_set->now = crm_time_new(NULL); fenced_data_set->flags |= pe_flag_quick_location; fenced_data_set->localhost = stonith_our_uname; cluster_status(fenced_data_set); do_calculations(fenced_data_set, NULL, NULL); for (gIter = fenced_data_set->resources; gIter != NULL; gIter = gIter->next) { cib_device_update(gIter->data, fenced_data_set); } fenced_data_set->input = NULL; // Wasn't a copy, so don't let API free it pe_reset_working_set(fenced_data_set); } static void update_cib_stonith_devices_v2(const char *event, xmlNode * msg) { xmlNode *change = NULL; char *reason = NULL; bool needs_update = FALSE; xmlNode *patchset = get_message_xml(msg, F_CIB_UPDATE_RESULT); for (change = __xml_first_child(patchset); change != NULL; change = __xml_next(change)) { const char *op = crm_element_value(change, XML_DIFF_OP); const char *xpath = crm_element_value(change, XML_DIFF_PATH); const char *shortpath = NULL; if ((op == NULL) || (strcmp(op, "move") == 0) || strstr(xpath, "/"XML_CIB_TAG_STATUS)) { continue; } else if (safe_str_eq(op, "delete") && strstr(xpath, "/"XML_CIB_TAG_RESOURCE)) { const char *rsc_id = NULL; char *search = NULL; char *mutable = NULL; if (strstr(xpath, XML_TAG_ATTR_SETS) || strstr(xpath, XML_TAG_META_SETS)) { needs_update = TRUE; reason = strdup("(meta) attribute deleted from resource"); break; } mutable = strdup(xpath); rsc_id = strstr(mutable, "primitive[@id=\'"); if (rsc_id != NULL) { rsc_id += strlen("primitive[@id=\'"); search = strchr(rsc_id, '\''); } if (search != NULL) { *search = 0; stonith_device_remove(rsc_id, TRUE); } else { crm_warn("Ignoring malformed CIB update (resource deletion)"); } free(mutable); } else if (strstr(xpath, "/"XML_CIB_TAG_RESOURCES) || strstr(xpath, "/"XML_CIB_TAG_CONSTRAINTS) || strstr(xpath, "/"XML_CIB_TAG_RSCCONFIG)) { shortpath = strrchr(xpath, '/'); CRM_ASSERT(shortpath); reason = crm_strdup_printf("%s %s", op, shortpath+1); needs_update = TRUE; break; } } if(needs_update) { crm_info("Updating device list from the cib: %s", reason); cib_devices_update(); } else { crm_trace("No updates for device list found in cib"); } free(reason); } static void update_cib_stonith_devices_v1(const char *event, xmlNode * msg) { const char *reason = "none"; gboolean needs_update = FALSE; xmlXPathObjectPtr xpath_obj = NULL; /* process new constraints */ xpath_obj = xpath_search(msg, "//" F_CIB_UPDATE_RESULT "//" XML_CONS_TAG_RSC_LOCATION); if (numXpathResults(xpath_obj) > 0) { int max = numXpathResults(xpath_obj), lpc = 0; /* Safest and simplest to always recompute */ needs_update = TRUE; reason = "new location constraint"; for (lpc = 0; lpc < max; lpc++) { xmlNode *match = getXpathResult(xpath_obj, lpc); crm_log_xml_trace(match, "new constraint"); } } freeXpathObject(xpath_obj); /* process deletions */ xpath_obj = xpath_search(msg, "//" F_CIB_UPDATE_RESULT "//" XML_TAG_DIFF_REMOVED "//" XML_CIB_TAG_RESOURCE); if (numXpathResults(xpath_obj) > 0) { remove_cib_device(xpath_obj); } freeXpathObject(xpath_obj); /* process additions */ xpath_obj = xpath_search(msg, "//" F_CIB_UPDATE_RESULT "//" XML_TAG_DIFF_ADDED "//" XML_CIB_TAG_RESOURCE); if (numXpathResults(xpath_obj) > 0) { int max = numXpathResults(xpath_obj), lpc = 0; for (lpc = 0; lpc < max; lpc++) { const char *rsc_id = NULL; const char *standard = NULL; xmlNode *match = getXpathResult(xpath_obj, lpc); rsc_id = crm_element_value(match, XML_ATTR_ID); standard = crm_element_value(match, XML_AGENT_ATTR_CLASS); if (safe_str_neq(standard, PCMK_RESOURCE_CLASS_STONITH)) { continue; } crm_trace("Fencing resource %s was added or modified", rsc_id); reason = "new resource"; needs_update = TRUE; } } freeXpathObject(xpath_obj); if(needs_update) { crm_info("Updating device list from the cib: %s", reason); cib_devices_update(); } } static void update_cib_stonith_devices(const char *event, xmlNode * msg) { int format = 1; xmlNode *patchset = get_message_xml(msg, F_CIB_UPDATE_RESULT); CRM_ASSERT(patchset); crm_element_value_int(patchset, "format", &format); switch(format) { case 1: update_cib_stonith_devices_v1(event, msg); break; case 2: update_cib_stonith_devices_v2(event, msg); break; default: crm_warn("Unknown patch format: %d", format); } } /* Needs to hold node name + attribute name + attribute value + 75 */ #define XPATH_MAX 512 /*! * \internal * \brief Check whether a node has a specific attribute name/value * * \param[in] node Name of node to check * \param[in] name Name of an attribute to look for * \param[in] value The value the named attribute needs to be set to in order to be considered a match * * \return TRUE if the locally cached CIB has the specified node attribute */ gboolean node_has_attr(const char *node, const char *name, const char *value) { char xpath[XPATH_MAX]; xmlNode *match; int n; CRM_CHECK(local_cib != NULL, return FALSE); /* Search for the node's attributes in the CIB. While the schema allows * multiple sets of instance attributes, and allows instance attributes to * use id-ref to reference values elsewhere, that is intended for resources, * so we ignore that here. */ n = snprintf(xpath, XPATH_MAX, "//" XML_CIB_TAG_NODES "/" XML_CIB_TAG_NODE "[@uname='%s']/" XML_TAG_ATTR_SETS "/" XML_CIB_TAG_NVPAIR "[@name='%s' and @value='%s']", node, name, value); match = get_xpath_object(xpath, local_cib, LOG_TRACE); CRM_CHECK(n < XPATH_MAX, return FALSE); return (match != NULL); } static void update_fencing_topology(const char *event, xmlNode * msg) { int format = 1; const char *xpath; xmlXPathObjectPtr xpathObj = NULL; xmlNode *patchset = get_message_xml(msg, F_CIB_UPDATE_RESULT); CRM_ASSERT(patchset); crm_element_value_int(patchset, "format", &format); if(format == 1) { /* Process deletions (only) */ xpath = "//" F_CIB_UPDATE_RESULT "//" XML_TAG_DIFF_REMOVED "//" XML_TAG_FENCING_LEVEL; xpathObj = xpath_search(msg, xpath); remove_fencing_topology(xpathObj); freeXpathObject(xpathObj); /* Process additions and changes */ xpath = "//" F_CIB_UPDATE_RESULT "//" XML_TAG_DIFF_ADDED "//" XML_TAG_FENCING_LEVEL; xpathObj = xpath_search(msg, xpath); register_fencing_topology(xpathObj); freeXpathObject(xpathObj); } else if(format == 2) { xmlNode *change = NULL; int add[] = { 0, 0, 0 }; int del[] = { 0, 0, 0 }; xml_patch_versions(patchset, add, del); for (change = __xml_first_child(patchset); change != NULL; change = __xml_next(change)) { const char *op = crm_element_value(change, XML_DIFF_OP); const char *xpath = crm_element_value(change, XML_DIFF_PATH); if(op == NULL) { continue; } else if(strstr(xpath, "/" XML_TAG_FENCING_LEVEL) != NULL) { /* Change to a specific entry */ crm_trace("Handling %s operation %d.%d.%d for %s", op, add[0], add[1], add[2], xpath); if(strcmp(op, "move") == 0) { continue; } else if(strcmp(op, "create") == 0) { handle_topology_change(change->children, FALSE); } else if(strcmp(op, "modify") == 0) { xmlNode *match = first_named_child(change, XML_DIFF_RESULT); if(match) { handle_topology_change(match->children, TRUE); } } else if(strcmp(op, "delete") == 0) { /* Nuclear option, all we have is the path and an id... not enough to remove a specific entry */ crm_info("Re-initializing fencing topology after %s operation %d.%d.%d for %s", op, add[0], add[1], add[2], xpath); fencing_topology_init(); return; } } else if (strstr(xpath, "/" XML_TAG_FENCING_TOPOLOGY) != NULL) { /* Change to the topology in general */ crm_info("Re-initializing fencing topology after top-level %s operation %d.%d.%d for %s", op, add[0], add[1], add[2], xpath); fencing_topology_init(); return; } else if (strstr(xpath, "/" XML_CIB_TAG_CONFIGURATION)) { /* Changes to the whole config section, possibly including the topology as a whild */ if(first_named_child(change, XML_TAG_FENCING_TOPOLOGY) == NULL) { crm_trace("Nothing for us in %s operation %d.%d.%d for %s.", op, add[0], add[1], add[2], xpath); } else if(strcmp(op, "delete") == 0 || strcmp(op, "create") == 0) { crm_info("Re-initializing fencing topology after top-level %s operation %d.%d.%d for %s.", op, add[0], add[1], add[2], xpath); fencing_topology_init(); return; } } else { crm_trace("Nothing for us in %s operation %d.%d.%d for %s", op, add[0], add[1], add[2], xpath); } } } else { crm_warn("Unknown patch format: %d", format); } } static bool have_cib_devices = FALSE; static void update_cib_cache_cb(const char *event, xmlNode * msg) { int rc = pcmk_ok; xmlNode *stonith_enabled_xml = NULL; xmlNode *stonith_watchdog_xml = NULL; const char *stonith_enabled_s = NULL; static gboolean stonith_enabled_saved = TRUE; if(!have_cib_devices) { crm_trace("Skipping updates until we get a full dump"); return; } else if(msg == NULL) { crm_trace("Missing %s update", event); return; } /* Maintain a local copy of the CIB so that we have full access * to device definitions, location constraints, and node attributes */ if (local_cib != NULL) { int rc = pcmk_ok; xmlNode *patchset = NULL; crm_element_value_int(msg, F_CIB_RC, &rc); if (rc != pcmk_ok) { return; } patchset = get_message_xml(msg, F_CIB_UPDATE_RESULT); xml_log_patchset(LOG_TRACE, "Config update", patchset); rc = xml_apply_patchset(local_cib, patchset, TRUE); switch (rc) { case pcmk_ok: case -pcmk_err_old_data: break; case -pcmk_err_diff_resync: case -pcmk_err_diff_failed: crm_notice("[%s] Patch aborted: %s (%d)", event, pcmk_strerror(rc), rc); free_xml(local_cib); local_cib = NULL; break; default: crm_warn("[%s] ABORTED: %s (%d)", event, pcmk_strerror(rc), rc); free_xml(local_cib); local_cib = NULL; } } if (local_cib == NULL) { crm_trace("Re-requesting the full cib"); rc = cib_api->cmds->query(cib_api, NULL, &local_cib, cib_scope_local | cib_sync_call); if(rc != pcmk_ok) { crm_err("Couldn't retrieve the CIB: %s (%d)", pcmk_strerror(rc), rc); return; } CRM_ASSERT(local_cib != NULL); stonith_enabled_saved = FALSE; /* Trigger a full refresh below */ } crm_peer_caches_refresh(local_cib); stonith_enabled_xml = get_xpath_object("//nvpair[@name='stonith-enabled']", local_cib, LOG_TRACE); if (stonith_enabled_xml) { stonith_enabled_s = crm_element_value(stonith_enabled_xml, XML_NVPAIR_ATTR_VALUE); } if (stonith_enabled_s == NULL || crm_is_true(stonith_enabled_s)) { long timeout_ms = 0; const char *value = NULL; stonith_watchdog_xml = get_xpath_object("//nvpair[@name='stonith-watchdog-timeout']", local_cib, LOG_TRACE); if (stonith_watchdog_xml) { value = crm_element_value(stonith_watchdog_xml, XML_NVPAIR_ATTR_VALUE); } if(value) { timeout_ms = crm_get_msec(value); } if (timeout_ms < 0) { timeout_ms = crm_auto_watchdog_timeout(); } if(timeout_ms != stonith_watchdog_timeout_ms) { crm_notice("New watchdog timeout %lds (was %lds)", timeout_ms/1000, stonith_watchdog_timeout_ms/1000); stonith_watchdog_timeout_ms = timeout_ms; } } else { stonith_watchdog_timeout_ms = 0; } if (stonith_enabled_s && crm_is_true(stonith_enabled_s) == FALSE) { crm_trace("Ignoring cib updates while stonith is disabled"); stonith_enabled_saved = FALSE; return; } else if (stonith_enabled_saved == FALSE) { crm_info("Updating stonith device and topology lists now that stonith is enabled"); stonith_enabled_saved = TRUE; fencing_topology_init(); cib_devices_update(); } else { update_fencing_topology(event, msg); update_cib_stonith_devices(event, msg); } } static void init_cib_cache_cb(xmlNode * msg, int call_id, int rc, xmlNode * output, void *user_data) { crm_info("Updating device list from the cib: init"); have_cib_devices = TRUE; local_cib = copy_xml(output); crm_peer_caches_refresh(local_cib); fencing_topology_init(); cib_devices_update(); } static void stonith_shutdown(int nsig) { stonith_shutdown_flag = TRUE; crm_info("Terminating with %d clients", crm_hash_table_size(client_connections)); if (mainloop != NULL && g_main_loop_is_running(mainloop)) { g_main_loop_quit(mainloop); } else { stonith_cleanup(); crm_exit(CRM_EX_OK); } } static void cib_connection_destroy(gpointer user_data) { if (stonith_shutdown_flag) { crm_info("Connection to the CIB manager closed"); return; } else { crm_crit("Lost connection to the CIB manager, shutting down"); } if (cib_api) { cib_api->cmds->signoff(cib_api); } stonith_shutdown(0); } static void stonith_cleanup(void) { if (cib_api) { cib_api->cmds->signoff(cib_api); } if (ipcs) { qb_ipcs_destroy(ipcs); } crm_peer_destroy(); crm_client_cleanup(); free_stonith_remote_op_list(); free_topology_list(); free_device_list(); free_metadata_cache(); free(stonith_our_uname); stonith_our_uname = NULL; free_xml(local_cib); local_cib = NULL; } /* *INDENT-OFF* */ static struct crm_option long_options[] = { {"stand-alone", 0, 0, 's'}, {"stand-alone-w-cpg", 0, 0, 'c'}, {"logfile", 1, 0, 'l'}, {"verbose", 0, 0, 'V'}, {"version", 0, 0, '$'}, {"help", 0, 0, '?'}, {0, 0, 0, 0} }; /* *INDENT-ON* */ static void setup_cib(void) { int rc, retries = 0; static cib_t *(*cib_new_fn) (void) = NULL; if (cib_new_fn == NULL) { cib_new_fn = find_library_function(&cib_library, CIB_LIBRARY, "cib_new", TRUE); } if (cib_new_fn != NULL) { cib_api = (*cib_new_fn) (); } if (cib_api == NULL) { crm_err("No connection to the CIB manager"); return; } do { sleep(retries); rc = cib_api->cmds->signon(cib_api, CRM_SYSTEM_STONITHD, cib_command); } while (rc == -ENOTCONN && ++retries < 5); if (rc != pcmk_ok) { crm_err("Could not connect to the CIB manager: %s (%d)", pcmk_strerror(rc), rc); } else if (pcmk_ok != cib_api->cmds->add_notify_callback(cib_api, T_CIB_DIFF_NOTIFY, update_cib_cache_cb)) { crm_err("Could not set CIB notification callback"); } else { rc = cib_api->cmds->query(cib_api, NULL, NULL, cib_scope_local); cib_api->cmds->register_callback(cib_api, rc, 120, FALSE, NULL, "init_cib_cache_cb", init_cib_cache_cb); cib_api->cmds->set_connection_dnotify(cib_api, cib_connection_destroy); crm_info("Watching for stonith topology changes"); } } struct qb_ipcs_service_handlers ipc_callbacks = { .connection_accept = st_ipc_accept, .connection_created = st_ipc_created, .msg_process = st_ipc_dispatch, .connection_closed = st_ipc_closed, .connection_destroyed = st_ipc_destroy }; /*! * \internal * \brief Callback for peer status changes * * \param[in] type What changed * \param[in] node What peer had the change * \param[in] data Previous value of what changed */ static void st_peer_update_callback(enum crm_status_type type, crm_node_t * node, const void *data) { if ((type != crm_status_processes) && !is_set(node->flags, crm_remote_node)) { /* * This is a hack until we can send to a nodeid and/or we fix node name lookups * These messages are ignored in stonith_peer_callback() */ xmlNode *query = create_xml_node(NULL, "stonith_command"); crm_xml_add(query, F_XML_TAGNAME, "stonith_command"); crm_xml_add(query, F_TYPE, T_STONITH_NG); crm_xml_add(query, F_STONITH_OPERATION, "poke"); crm_debug("Broadcasting our uname because of node %u", node->id); send_cluster_message(NULL, crm_msg_stonith_ng, query, FALSE); free_xml(query); } } int main(int argc, char **argv) { int flag; int lpc = 0; int argerr = 0; int option_index = 0; crm_cluster_t cluster; const char *actions[] = { "reboot", "off", "on", "list", "monitor", "status" }; crm_log_preinit(NULL, argc, argv); crm_set_options(NULL, "mode [options]", long_options, "Provides a summary of cluster's current state." "\n\nOutputs varying levels of detail in a number of different formats.\n"); while (1) { flag = crm_get_option(argc, argv, &option_index); if (flag == -1) { break; } switch (flag) { case 'V': crm_bump_log_level(argc, argv); break; case 'l': crm_add_logfile(optarg); break; case 's': stand_alone = TRUE; break; case 'c': stand_alone = FALSE; no_cib_connect = TRUE; break; case '$': case '?': crm_help(flag, CRM_EX_OK); break; default: ++argerr; break; } } if (argc - optind == 1 && safe_str_eq("metadata", argv[optind])) { printf("\n"); printf("\n"); printf(" 1.0\n"); printf(" Instance attributes available for all \"stonith\"-class resources" " and used by Pacemaker's fence daemon, formerly known as stonithd\n"); printf(" Instance attributes available for all \"stonith\"-class resources\n"); printf(" \n"); #if 0 // priority is not implemented yet printf(" \n"); printf(" Devices that are not in a topology " "are tried in order of highest to lowest integer priority\n"); printf(" \n"); printf(" \n"); #endif printf(" \n", STONITH_ATTR_HOSTARG); printf (" Advanced use only: An alternate parameter to supply instead of 'port'\n"); printf (" Some devices do not support the standard 'port' parameter or may provide additional ones.\n" "Use this to specify an alternate, device-specific, parameter that should indicate the machine to be fenced.\n" "A value of 'none' can be used to tell the cluster not to supply any additional parameters.\n" " \n"); printf(" \n"); printf(" \n"); printf(" \n", STONITH_ATTR_HOSTMAP); printf (" A mapping of host names to ports numbers for devices that do not support host names.\n"); printf (" Eg. node1:1;node2:2,3 would tell the cluster to use port 1 for node1 and ports 2 and 3 for node2\n"); printf(" \n"); printf(" \n"); printf(" \n", STONITH_ATTR_HOSTLIST); printf (" A list of machines controlled by this device (Optional unless %s=static-list).\n", STONITH_ATTR_HOSTCHECK); printf(" \n"); printf(" \n"); printf(" \n", STONITH_ATTR_HOSTCHECK); printf (" How to determine which machines are controlled by the device.\n"); printf(" Allowed values: dynamic-list " "(query the device via the 'list' command), static-list " "(check the " STONITH_ATTR_HOSTLIST " attribute), status " "(query the device via the 'status' command), none (assume " "every device can fence every machine)\n"); printf(" \n"); printf(" \n"); printf(" \n", STONITH_ATTR_DELAY_MAX); printf (" Enable a random delay for stonith actions and specify the maximum of random delay.\n"); printf (" This prevents double fencing when using slow devices such as sbd.\n" "Use this to enable a random delay for stonith actions.\n" "The overall delay is derived from this random delay value adding a static delay so that the sum is kept below the maximum delay.\n"); printf(" \n"); printf(" \n"); printf(" \n", STONITH_ATTR_DELAY_BASE); printf (" Enable a base delay for stonith actions and specify base delay value.\n"); printf (" This prevents double fencing when different delays are configured on the nodes.\n" "Use this to enable a static delay for stonith actions.\n" "The overall delay is derived from a random delay value adding this static delay so that the sum is kept below the maximum delay.\n"); printf(" \n"); printf(" \n"); printf(" \n", STONITH_ATTR_ACTION_LIMIT); printf (" The maximum number of actions can be performed in parallel on this device\n"); printf (" Cluster property concurrent-fencing=true needs to be configured first.\n" "Then use this to specify the maximum number of actions can be performed in parallel on this device. -1 is unlimited.\n"); printf(" \n"); printf(" \n"); for (lpc = 0; lpc < DIMOF(actions); lpc++) { printf(" \n", actions[lpc]); printf (" Advanced use only: An alternate command to run instead of '%s'\n", actions[lpc]); printf (" Some devices do not support the standard commands or may provide additional ones.\n" "Use this to specify an alternate, device-specific, command that implements the '%s' action.\n", actions[lpc]); printf(" \n", actions[lpc]); printf(" \n"); printf(" \n", actions[lpc]); printf (" Advanced use only: Specify an alternate timeout to use for %s actions instead of stonith-timeout\n", actions[lpc]); printf (" Some devices need much more/less time to complete than normal.\n" "Use this to specify an alternate, device-specific, timeout for '%s' actions.\n", actions[lpc]); printf(" \n"); printf(" \n"); printf(" \n", actions[lpc]); printf (" Advanced use only: The maximum number of times to retry the '%s' command within the timeout period\n", actions[lpc]); printf(" Some devices do not support multiple connections." " Operations may 'fail' if the device is busy with another task so Pacemaker will automatically retry the operation, if there is time remaining." " Use this option to alter the number of times Pacemaker retries '%s' actions before giving up." "\n", actions[lpc]); printf(" \n"); printf(" \n"); } printf(" \n"); printf("\n"); return CRM_EX_OK; } if (optind != argc) { ++argerr; } if (argerr) { crm_help('?', CRM_EX_USAGE); } crm_log_init(NULL, LOG_INFO, TRUE, FALSE, argc, argv, FALSE); mainloop_add_signal(SIGTERM, stonith_shutdown); crm_peer_init(); fenced_data_set = pe_new_working_set(); CRM_ASSERT(fenced_data_set != NULL); if (stand_alone == FALSE) { if (is_corosync_cluster()) { #if SUPPORT_COROSYNC cluster.destroy = stonith_peer_cs_destroy; cluster.cpg.cpg_deliver_fn = stonith_peer_ais_callback; cluster.cpg.cpg_confchg_fn = pcmk_cpg_membership; #endif } crm_set_status_callback(&st_peer_update_callback); if (crm_cluster_connect(&cluster) == FALSE) { crm_crit("Cannot sign in to the cluster... terminating"); crm_exit(CRM_EX_FATAL); } stonith_our_uname = cluster.uname; stonith_our_uuid = cluster.uuid; if (no_cib_connect == FALSE) { setup_cib(); } } else { stonith_our_uname = strdup("localhost"); } init_device_list(); init_topology_list(); if(stonith_watchdog_timeout_ms > 0) { int rc; xmlNode *xml; stonith_key_value_t *params = NULL; params = stonith_key_value_add(params, STONITH_ATTR_HOSTLIST, stonith_our_uname); xml = create_device_registration_xml("watchdog", st_namespace_internal, STONITH_WATCHDOG_AGENT, params, NULL); stonith_key_value_freeall(params, 1, 1); rc = stonith_device_register(xml, NULL, FALSE); free_xml(xml); if (rc != pcmk_ok) { crm_crit("Cannot register watchdog pseudo fence agent"); crm_exit(CRM_EX_FATAL); } } stonith_ipc_server_init(&ipcs, &ipc_callbacks); /* Create the mainloop and run it... */ mainloop = g_main_loop_new(NULL, FALSE); crm_info("Starting %s mainloop", crm_system_name); g_main_loop_run(mainloop); stonith_cleanup(); pe_free_working_set(fenced_data_set); - return crm_exit(CRM_EX_OK); + crm_exit(CRM_EX_OK); } diff --git a/daemons/pacemakerd/pacemakerd.c b/daemons/pacemakerd/pacemakerd.c index 4f88c5d8e0..eca7f4d7cd 100644 --- a/daemons/pacemakerd/pacemakerd.c +++ b/daemons/pacemakerd/pacemakerd.c @@ -1,1136 +1,1138 @@ /* - * Copyright 2010-2018 Andrew Beekhof + * Copyright 2010-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include "pacemakerd.h" #include #include #include #include #include #include #include #include #include #include #include #include #ifdef SUPPORT_COROSYNC #include #endif #include #include static gboolean pcmk_quorate = FALSE; static gboolean fatal_error = FALSE; static GMainLoop *mainloop = NULL; #define PCMK_PROCESS_CHECK_INTERVAL 5 static const char *local_name = NULL; static uint32_t local_nodeid = 0; static crm_trigger_t *shutdown_trigger = NULL; static const char *pid_file = "/var/run/pacemaker.pid"; typedef struct pcmk_child_s { int pid; long flag; int start_seq; int respawn_count; gboolean respawn; const char *name; const char *uid; const char *command; gboolean active_before_startup; } pcmk_child_t; /* Index into the array below */ #define PCMK_CHILD_CONTROLD 3 static pcmk_child_t pcmk_children[] = { { 0, crm_proc_none, 0, 0, FALSE, "none", NULL, NULL }, { 0, crm_proc_execd, 3, 0, TRUE, "pacemaker-execd", NULL, CRM_DAEMON_DIR "/pacemaker-execd" }, { 0, crm_proc_based, 1, 0, TRUE, "pacemaker-based", CRM_DAEMON_USER, CRM_DAEMON_DIR "/pacemaker-based" }, { 0, crm_proc_controld, 6, 0, TRUE, "pacemaker-controld", CRM_DAEMON_USER, CRM_DAEMON_DIR "/pacemaker-controld" }, { 0, crm_proc_attrd, 4, 0, TRUE, "pacemaker-attrd", CRM_DAEMON_USER, CRM_DAEMON_DIR "/pacemaker-attrd" }, { 0, crm_proc_schedulerd, 5, 0, TRUE, "pacemaker-schedulerd", CRM_DAEMON_USER, CRM_DAEMON_DIR "/pacemaker-schedulerd" }, { 0, crm_proc_fenced, 2, 0, TRUE, "pacemaker-fenced", NULL, CRM_DAEMON_DIR "/pacemaker-fenced" }, }; static gboolean start_child(pcmk_child_t * child); static gboolean update_node_processes(uint32_t id, const char *uname, uint32_t procs); void update_process_clients(crm_client_t *client); static uint32_t get_process_list(void) { int lpc = 0; uint32_t procs = crm_get_cluster_proc(); for (lpc = 0; lpc < SIZEOF(pcmk_children); lpc++) { if (pcmk_children[lpc].pid != 0) { procs |= pcmk_children[lpc].flag; } } return procs; } static void pcmk_process_exit(pcmk_child_t * child) { child->pid = 0; child->active_before_startup = FALSE; /* Broadcast the fact that one of our processes died ASAP * * Try to get some logging of the cause out first though * because we're probably about to get fenced * * Potentially do this only if respawn_count > N * to allow for local recovery */ update_node_processes(local_nodeid, NULL, get_process_list()); child->respawn_count += 1; if (child->respawn_count > MAX_RESPAWN) { crm_err("Child respawn count exceeded by %s", child->name); child->respawn = FALSE; } if (shutdown_trigger) { mainloop_set_trigger(shutdown_trigger); update_node_processes(local_nodeid, NULL, get_process_list()); } else if (child->respawn && crm_is_true(getenv("PCMK_fail_fast"))) { crm_err("Rebooting system because of %s", child->name); pcmk_panic(__FUNCTION__); } else if (child->respawn) { crm_notice("Respawning failed child process: %s", child->name); start_child(child); } } static void pcmk_exit_with_cluster(int exitcode) { #ifdef SUPPORT_COROSYNC corosync_cfg_handle_t cfg_handle; cs_error_t err; if (exitcode == CRM_EX_FATAL) { crm_info("Asking Corosync to shut down"); err = corosync_cfg_initialize(&cfg_handle, NULL); if (err != CS_OK) { crm_warn("Unable to open handle to corosync to close it down. err=%d", err); } err = corosync_cfg_try_shutdown(cfg_handle, COROSYNC_CFG_SHUTDOWN_FLAG_IMMEDIATE); if (err != CS_OK) { crm_warn("Corosync shutdown failed. err=%d", err); } corosync_cfg_finalize(cfg_handle); } #endif crm_exit(exitcode); } static void pcmk_child_exit(mainloop_child_t * p, pid_t pid, int core, int signo, int exitcode) { pcmk_child_t *child = mainloop_child_userdata(p); const char *name = mainloop_child_name(p); if (signo) { do_crm_log(((signo == SIGKILL)? LOG_WARNING : LOG_ERR), "%s[%d] terminated with signal %d (core=%d)", name, pid, signo, core); } else { switch(exitcode) { case CRM_EX_OK: crm_info("%s[%d] exited with status %d (%s)", name, pid, exitcode, crm_exit_str(exitcode)); break; case CRM_EX_FATAL: crm_warn("Shutting cluster down because %s[%d] had fatal failure", name, pid); child->respawn = FALSE; fatal_error = TRUE; pcmk_shutdown(SIGTERM); break; case CRM_EX_PANIC: do_crm_log_always(LOG_EMERG, "%s[%d] instructed the machine to reset", name, pid); child->respawn = FALSE; fatal_error = TRUE; pcmk_panic(__FUNCTION__); pcmk_shutdown(SIGTERM); break; default: crm_err("%s[%d] exited with status %d (%s)", name, pid, exitcode, crm_exit_str(exitcode)); break; } } pcmk_process_exit(child); } static gboolean stop_child(pcmk_child_t * child, int signal) { if (signal == 0) { signal = SIGTERM; } if (child->command == NULL) { crm_debug("Nothing to do for child \"%s\"", child->name); return TRUE; } if (child->pid <= 0) { crm_trace("Client %s not running", child->name); return TRUE; } errno = 0; if (kill(child->pid, signal) == 0) { crm_notice("Stopping %s "CRM_XS" sent signal %d to process %d", child->name, signal, child->pid); } else { crm_perror(LOG_ERR, "Could not stop %s (process %d) with signal %d", child->name, child->pid, signal); } return TRUE; } static char *opts_default[] = { NULL, NULL }; static char *opts_vgrind[] = { NULL, NULL, NULL, NULL, NULL }; static gboolean start_child(pcmk_child_t * child) { int lpc = 0; uid_t uid = 0; gid_t gid = 0; struct rlimit oflimits; gboolean use_valgrind = FALSE; gboolean use_callgrind = FALSE; const char *devnull = "/dev/null"; const char *env_valgrind = getenv("PCMK_valgrind_enabled"); const char *env_callgrind = getenv("PCMK_callgrind_enabled"); child->active_before_startup = FALSE; if (child->command == NULL) { crm_info("Nothing to do for child \"%s\"", child->name); return TRUE; } if (env_callgrind != NULL && crm_is_true(env_callgrind)) { use_callgrind = TRUE; use_valgrind = TRUE; } else if (env_callgrind != NULL && strstr(env_callgrind, child->name)) { use_callgrind = TRUE; use_valgrind = TRUE; } else if (env_valgrind != NULL && crm_is_true(env_valgrind)) { use_valgrind = TRUE; } else if (env_valgrind != NULL && strstr(env_valgrind, child->name)) { use_valgrind = TRUE; } if (use_valgrind && strlen(VALGRIND_BIN) == 0) { crm_warn("Cannot enable valgrind for %s:" " The location of the valgrind binary is unknown", child->name); use_valgrind = FALSE; } if (child->uid) { if (crm_user_lookup(child->uid, &uid, &gid) < 0) { crm_err("Invalid user (%s) for %s: not found", child->uid, child->name); return FALSE; } crm_info("Using uid=%u and group=%u for process %s", uid, gid, child->name); } child->pid = fork(); CRM_ASSERT(child->pid != -1); if (child->pid > 0) { /* parent */ mainloop_child_add(child->pid, 0, child->name, child, pcmk_child_exit); crm_info("Forked child %d for process %s%s", child->pid, child->name, use_valgrind ? " (valgrind enabled: " VALGRIND_BIN ")" : ""); update_node_processes(local_nodeid, NULL, get_process_list()); return TRUE; } else { /* Start a new session */ (void)setsid(); /* Setup the two alternate arg arrays */ opts_vgrind[0] = strdup(VALGRIND_BIN); if (use_callgrind) { opts_vgrind[1] = strdup("--tool=callgrind"); opts_vgrind[2] = strdup("--callgrind-out-file=" CRM_STATE_DIR "/callgrind.out.%p"); opts_vgrind[3] = strdup(child->command); opts_vgrind[4] = NULL; } else { opts_vgrind[1] = strdup(child->command); opts_vgrind[2] = NULL; opts_vgrind[3] = NULL; opts_vgrind[4] = NULL; } opts_default[0] = strdup(child->command); if(gid) { // Whether we need root group access to talk to cluster layer bool need_root_group = TRUE; if (is_corosync_cluster()) { /* Corosync clusters can drop root group access, because we set * uidgid.gid.${gid}=1 via CMAP, which allows these processes to * connect to corosync. */ need_root_group = FALSE; } // Drop root group access if not needed if (!need_root_group && (setgid(gid) < 0)) { crm_perror(LOG_ERR, "Could not set group to %d", gid); } /* Initialize supplementary groups to only those always granted to * the user, plus haclient (so we can access IPC). */ if (initgroups(child->uid, gid) < 0) { crm_err("Cannot initialize groups for %s: %s (%d)", child->uid, pcmk_strerror(errno), errno); } } if (uid && setuid(uid) < 0) { crm_perror(LOG_ERR, "Could not set user to %d (%s)", uid, child->uid); } /* Close all open file descriptors */ getrlimit(RLIMIT_NOFILE, &oflimits); for (lpc = 0; lpc < oflimits.rlim_cur; lpc++) { close(lpc); } (void)open(devnull, O_RDONLY); /* Stdin: fd 0 */ (void)open(devnull, O_WRONLY); /* Stdout: fd 1 */ (void)open(devnull, O_WRONLY); /* Stderr: fd 2 */ if (use_valgrind) { (void)execvp(VALGRIND_BIN, opts_vgrind); } else { (void)execvp(child->command, opts_default); } crm_perror(LOG_ERR, "FATAL: Cannot exec %s", child->command); crm_exit(CRM_EX_FATAL); } return TRUE; /* never reached */ } static gboolean escalate_shutdown(gpointer data) { pcmk_child_t *child = data; if (child->pid) { /* Use SIGSEGV instead of SIGKILL to create a core so we can see what it was up to */ crm_err("Child %s not terminating in a timely manner, forcing", child->name); stop_child(child, SIGSEGV); } return FALSE; } static gboolean pcmk_shutdown_worker(gpointer user_data) { static int phase = 0; static time_t next_log = 0; static int max = SIZEOF(pcmk_children); int lpc = 0; if (phase == 0) { crm_notice("Shutting down Pacemaker"); phase = max; } for (; phase > 0; phase--) { /* Don't stop anything with start_seq < 1 */ for (lpc = max - 1; lpc >= 0; lpc--) { pcmk_child_t *child = &(pcmk_children[lpc]); if (phase != child->start_seq) { continue; } if (child->pid) { time_t now = time(NULL); if (child->respawn) { next_log = now + 30; child->respawn = FALSE; stop_child(child, SIGTERM); if (phase < pcmk_children[PCMK_CHILD_CONTROLD].start_seq) { g_timeout_add(180000 /* 3m */ , escalate_shutdown, child); } } else if (now >= next_log) { next_log = now + 30; crm_notice("Still waiting for %s to terminate " CRM_XS " pid=%d seq=%d", child->name, child->pid, child->start_seq); } return TRUE; } /* cleanup */ crm_debug("%s confirmed stopped", child->name); child->pid = 0; } } /* send_cluster_id(); */ crm_notice("Shutdown complete"); { const char *delay = daemon_option("shutdown_delay"); if(delay) { sync(); sleep(crm_get_msec(delay) / 1000); } } g_main_loop_quit(mainloop); if (fatal_error) { crm_notice("Shutting down and staying down after fatal error"); pcmk_exit_with_cluster(CRM_EX_FATAL); } return TRUE; } static void pcmk_ignore(int nsig) { crm_info("Ignoring signal %s (%d)", strsignal(nsig), nsig); } static void pcmk_sigquit(int nsig) { pcmk_panic(__FUNCTION__); } void pcmk_shutdown(int nsig) { if (shutdown_trigger == NULL) { shutdown_trigger = mainloop_add_trigger(G_PRIORITY_HIGH, pcmk_shutdown_worker, NULL); } mainloop_set_trigger(shutdown_trigger); } static int32_t pcmk_ipc_accept(qb_ipcs_connection_t * c, uid_t uid, gid_t gid) { crm_trace("Connection %p", c); if (crm_client_new(c, uid, gid) == NULL) { return -EIO; } return 0; } static void pcmk_ipc_created(qb_ipcs_connection_t * c) { crm_trace("Connection %p", c); } /* Exit code means? */ static int32_t pcmk_ipc_dispatch(qb_ipcs_connection_t * qbc, void *data, size_t size) { uint32_t id = 0; uint32_t flags = 0; const char *task = NULL; crm_client_t *c = crm_client_get(qbc); xmlNode *msg = crm_ipcs_recv(c, data, size, &id, &flags); crm_ipcs_send_ack(c, id, flags, "ack", __FUNCTION__, __LINE__); if (msg == NULL) { return 0; } task = crm_element_value(msg, F_CRM_TASK); if (crm_str_eq(task, CRM_OP_QUIT, TRUE)) { /* Time to quit */ crm_notice("Shutting down in response to ticket %s (%s)", crm_element_value(msg, F_CRM_REFERENCE), crm_element_value(msg, F_CRM_ORIGIN)); pcmk_shutdown(15); } else if (crm_str_eq(task, CRM_OP_RM_NODE_CACHE, TRUE)) { /* Send to everyone */ struct iovec *iov; int id = 0; const char *name = NULL; crm_element_value_int(msg, XML_ATTR_ID, &id); name = crm_element_value(msg, XML_ATTR_UNAME); crm_notice("Instructing peers to remove references to node %s/%u", name, id); iov = calloc(1, sizeof(struct iovec)); iov->iov_base = dump_xml_unformatted(msg); iov->iov_len = 1 + strlen(iov->iov_base); send_cpg_iov(iov); } else { update_process_clients(c); } free_xml(msg); return 0; } /* Error code means? */ static int32_t pcmk_ipc_closed(qb_ipcs_connection_t * c) { crm_client_t *client = crm_client_get(c); if (client == NULL) { return 0; } crm_trace("Connection %p", c); crm_client_destroy(client); return 0; } static void pcmk_ipc_destroy(qb_ipcs_connection_t * c) { crm_trace("Connection %p", c); pcmk_ipc_closed(c); } struct qb_ipcs_service_handlers mcp_ipc_callbacks = { .connection_accept = pcmk_ipc_accept, .connection_created = pcmk_ipc_created, .msg_process = pcmk_ipc_dispatch, .connection_closed = pcmk_ipc_closed, .connection_destroyed = pcmk_ipc_destroy }; /*! * \internal * \brief Send an XML message with process list of all known peers to client(s) * * \param[in] client Send message to this client, or all clients if NULL */ void update_process_clients(crm_client_t *client) { GHashTableIter iter; crm_node_t *node = NULL; xmlNode *update = create_xml_node(NULL, "nodes"); if (is_corosync_cluster()) { crm_xml_add_int(update, "quorate", pcmk_quorate); } g_hash_table_iter_init(&iter, crm_peer_cache); while (g_hash_table_iter_next(&iter, NULL, (gpointer *) & node)) { xmlNode *xml = create_xml_node(update, "node"); crm_xml_add_int(xml, "id", node->id); crm_xml_add(xml, "uname", node->uname); crm_xml_add(xml, "state", node->state); crm_xml_add_int(xml, "processes", node->processes); } if(client) { crm_trace("Sending process list to client %s", client->id); crm_ipcs_send(client, 0, update, crm_ipc_server_event); } else { crm_trace("Sending process list to %d clients", crm_hash_table_size(client_connections)); g_hash_table_iter_init(&iter, client_connections); while (g_hash_table_iter_next(&iter, NULL, (gpointer *) & client)) { crm_ipcs_send(client, 0, update, crm_ipc_server_event); } } free_xml(update); } /*! * \internal * \brief Send a CPG message with local node's process list to all peers */ static void update_process_peers(void) { /* Do nothing for corosync-2 based clusters */ struct iovec *iov = calloc(1, sizeof(struct iovec)); CRM_ASSERT(iov); if (local_name) { iov->iov_base = crm_strdup_printf("", local_name, get_process_list()); } else { iov->iov_base = crm_strdup_printf("", get_process_list()); } iov->iov_len = strlen(iov->iov_base) + 1; crm_trace("Sending %s", (char*) iov->iov_base); send_cpg_iov(iov); } /*! * \internal * \brief Update a node's process list, notifying clients and peers if needed * * \param[in] id Node ID of affected node * \param[in] uname Uname of affected node * \param[in] procs Affected node's process list mask * * \return TRUE if the process list changed, FALSE otherwise */ static gboolean update_node_processes(uint32_t id, const char *uname, uint32_t procs) { gboolean changed = FALSE; crm_node_t *node = crm_get_peer(id, uname); if (procs != 0) { if (procs != node->processes) { crm_debug("Node %s now has process list: %.32x (was %.32x)", node->uname, procs, node->processes); node->processes = procs; changed = TRUE; /* If local node's processes have changed, notify clients/peers */ if (id == local_nodeid) { update_process_clients(NULL); update_process_peers(); } } else { crm_trace("Node %s still has process list: %.32x", node->uname, procs); } } return changed; } /* *INDENT-OFF* */ static struct crm_option long_options[] = { /* Top-level Options */ {"help", 0, 0, '?', "\tThis text"}, {"version", 0, 0, '$', "\tVersion information" }, {"verbose", 0, 0, 'V', "\tIncrease debug output"}, {"shutdown", 0, 0, 'S', "\tInstruct Pacemaker to shutdown on this machine"}, {"features", 0, 0, 'F', "\tDisplay the full version and list of features Pacemaker was built with"}, {"-spacer-", 1, 0, '-', "\nAdditional Options:"}, {"foreground", 0, 0, 'f', "\t(Ignored) Pacemaker always runs in the foreground"}, {"pid-file", 1, 0, 'p', "\t(Ignored) Daemon pid file location"}, {"standby", 0, 0, 's', "\tStart node in standby state"}, {NULL, 0, 0, 0} }; /* *INDENT-ON* */ static void mcp_chown(const char *path, uid_t uid, gid_t gid) { int rc = chown(path, uid, gid); if (rc < 0) { crm_warn("Cannot change the ownership of %s to user %s and gid %d: %s", path, CRM_DAEMON_USER, gid, pcmk_strerror(errno)); } } #if SUPPORT_PROCFS static gboolean check_active_before_startup_processes(gpointer user_data) { int start_seq = 1, lpc = 0; static int max = SIZEOF(pcmk_children); gboolean keep_tracking = FALSE; for (start_seq = 1; start_seq < max; start_seq++) { for (lpc = 0; lpc < max; lpc++) { if (pcmk_children[lpc].active_before_startup == FALSE) { /* we are already tracking it as a child process. */ continue; } else if (start_seq != pcmk_children[lpc].start_seq) { continue; } else { const char *name = pcmk_children[lpc].name; if (crm_pid_active(pcmk_children[lpc].pid, name) != 1) { crm_notice("Process %s terminated (pid=%d)", name, pcmk_children[lpc].pid); pcmk_process_exit(&(pcmk_children[lpc])); continue; } } /* at least one of the processes found at startup * is still going, so keep this recurring timer around */ keep_tracking = TRUE; } } return keep_tracking; } #endif // SUPPORT_PROCFS static void find_and_track_existing_processes(void) { #if SUPPORT_PROCFS DIR *dp; struct dirent *entry; bool start_tracker = FALSE; char entry_name[16]; dp = opendir("/proc"); if (!dp) { /* no proc directory to search through */ crm_notice("Can not read /proc directory to track existing components"); return; } while ((entry = readdir(dp)) != NULL) { int pid; int max = SIZEOF(pcmk_children); int i; if (crm_procfs_process_info(entry, entry_name, &pid) < 0) { continue; } for (i = 0; i < max; i++) { if ((pcmk_children[i].start_seq != 0) && !strncmp(entry_name, pcmk_children[i].name, 15) && (crm_pid_active(pid, NULL) == 1)) { crm_notice("Tracking existing %s process (pid=%d)", pcmk_children[i].name, pid); pcmk_children[i].pid = pid; pcmk_children[i].active_before_startup = TRUE; start_tracker = TRUE; break; } } } if (start_tracker) { g_timeout_add_seconds(PCMK_PROCESS_CHECK_INTERVAL, check_active_before_startup_processes, NULL); } closedir(dp); #else crm_notice("No procfs support, so skipping check for existing components"); #endif // SUPPORT_PROCFS } static void init_children_processes(void) { int start_seq = 1, lpc = 0; static int max = SIZEOF(pcmk_children); /* start any children that have not been detected */ for (start_seq = 1; start_seq < max; start_seq++) { /* don't start anything with start_seq < 1 */ for (lpc = 0; lpc < max; lpc++) { if (pcmk_children[lpc].pid) { /* we are already tracking it */ continue; } if (start_seq == pcmk_children[lpc].start_seq) { start_child(&(pcmk_children[lpc])); } } } /* From this point on, any daemons being started will be due to * respawning rather than node start. * * This may be useful for the daemons to know */ setenv("PCMK_respawned", "true", 1); } static void mcp_cpg_destroy(gpointer user_data) { crm_crit("Lost connection to cluster layer, shutting down"); crm_exit(CRM_EX_DISCONNECT); } /*! * \internal * \brief Process a CPG message (process list or manual peer cache removal) * * \param[in] handle CPG connection (ignored) * \param[in] groupName CPG group name (ignored) * \param[in] nodeid ID of affected node * \param[in] pid Process ID (ignored) * \param[in] msg CPG XML message * \param[in] msg_len Length of msg in bytes (ignored) */ static void mcp_cpg_deliver(cpg_handle_t handle, const struct cpg_name *groupName, uint32_t nodeid, uint32_t pid, void *msg, size_t msg_len) { xmlNode *xml = string2xml(msg); const char *task = crm_element_value(xml, F_CRM_TASK); crm_trace("Received CPG message (%s): %.200s", (task? task : "process list"), (char*)msg); if (task == NULL) { if (nodeid == local_nodeid) { crm_debug("Ignoring message with local node's process list"); } else { uint32_t procs = 0; const char *uname = crm_element_value(xml, "uname"); crm_element_value_int(xml, "proclist", (int *)&procs); if (update_node_processes(nodeid, uname, procs)) { update_process_clients(NULL); } } } else if (crm_str_eq(task, CRM_OP_RM_NODE_CACHE, TRUE)) { int id = 0; const char *name = NULL; crm_element_value_int(xml, XML_ATTR_ID, &id); name = crm_element_value(xml, XML_ATTR_UNAME); reap_crm_member(id, name); } if (xml != NULL) { free_xml(xml); } } static void mcp_cpg_membership(cpg_handle_t handle, const struct cpg_name *groupName, const struct cpg_address *member_list, size_t member_list_entries, const struct cpg_address *left_list, size_t left_list_entries, const struct cpg_address *joined_list, size_t joined_list_entries) { /* Update peer cache if needed */ pcmk_cpg_membership(handle, groupName, member_list, member_list_entries, left_list, left_list_entries, joined_list, joined_list_entries); /* Always broadcast our own presence after any membership change */ update_process_peers(); } static gboolean mcp_quorum_callback(unsigned long long seq, gboolean quorate) { pcmk_quorate = quorate; return TRUE; } static void mcp_quorum_destroy(gpointer user_data) { crm_info("connection lost"); } int main(int argc, char **argv) { int rc; int flag; int argerr = 0; int option_index = 0; gboolean shutdown = FALSE; uid_t pcmk_uid = 0; gid_t pcmk_gid = 0; struct rlimit cores; crm_ipc_t *old_instance = NULL; qb_ipcs_service_t *ipcs = NULL; static crm_cluster_t cluster; crm_log_preinit(NULL, argc, argv); crm_set_options(NULL, "mode [options]", long_options, "Start/Stop Pacemaker\n"); mainloop_add_signal(SIGHUP, pcmk_ignore); mainloop_add_signal(SIGQUIT, pcmk_sigquit); while (1) { flag = crm_get_option(argc, argv, &option_index); if (flag == -1) break; switch (flag) { case 'V': crm_bump_log_level(argc, argv); break; case 'f': /* Legacy */ break; case 'p': pid_file = optarg; break; case 's': set_daemon_option("node_start_state", "standby"); break; case '$': case '?': crm_help(flag, CRM_EX_OK); break; case 'S': shutdown = TRUE; break; case 'F': printf("Pacemaker %s (Build: %s)\n Supporting v%s: %s\n", PACEMAKER_VERSION, BUILD_VERSION, CRM_FEATURE_SET, CRM_FEATURES); crm_exit(CRM_EX_OK); default: printf("Argument code 0%o (%c) is not (?yet?) supported\n", flag, flag); ++argerr; break; } } if (optind < argc) { printf("non-option ARGV-elements: "); while (optind < argc) printf("%s ", argv[optind++]); printf("\n"); } if (argerr) { crm_help('?', CRM_EX_USAGE); } setenv("LC_ALL", "C", 1); set_daemon_option("mcp", "true"); crm_log_init(NULL, LOG_INFO, TRUE, FALSE, argc, argv, FALSE); crm_debug("Checking for old instances of %s", CRM_SYSTEM_MCP); old_instance = crm_ipc_new(CRM_SYSTEM_MCP, 0); crm_ipc_connect(old_instance); if (shutdown) { crm_debug("Terminating previous instance"); while (crm_ipc_connected(old_instance)) { xmlNode *cmd = create_request(CRM_OP_QUIT, NULL, NULL, CRM_SYSTEM_MCP, CRM_SYSTEM_MCP, NULL); crm_debug("."); crm_ipc_send(old_instance, cmd, 0, 0, NULL); free_xml(cmd); sleep(2); } crm_ipc_close(old_instance); crm_ipc_destroy(old_instance); crm_exit(CRM_EX_OK); } else if (crm_ipc_connected(old_instance)) { crm_ipc_close(old_instance); crm_ipc_destroy(old_instance); crm_err("Pacemaker is already active, aborting startup"); crm_exit(CRM_EX_FATAL); } crm_ipc_close(old_instance); crm_ipc_destroy(old_instance); if (mcp_read_config() == FALSE) { crm_notice("Could not obtain corosync config data, exiting"); crm_exit(CRM_EX_UNAVAILABLE); } // OCF shell functions and cluster-glue need facility under different name { const char *facility = daemon_option("logfacility"); if (facility && safe_str_neq(facility, "none")) { setenv("HA_LOGFACILITY", facility, 1); } } crm_notice("Starting Pacemaker %s "CRM_XS" build=%s features:%s", PACEMAKER_VERSION, BUILD_VERSION, CRM_FEATURES); mainloop = g_main_loop_new(NULL, FALSE); rc = getrlimit(RLIMIT_CORE, &cores); if (rc < 0) { crm_perror(LOG_ERR, "Cannot determine current maximum core size."); } else { if (cores.rlim_max == 0 && geteuid() == 0) { cores.rlim_max = RLIM_INFINITY; } else { crm_info("Maximum core file size is: %lu", (unsigned long)cores.rlim_max); } cores.rlim_cur = cores.rlim_max; rc = setrlimit(RLIMIT_CORE, &cores); if (rc < 0) { crm_perror(LOG_ERR, "Core file generation will remain disabled." " Core files are an important diagnostic tool, so" " please consider enabling them by default."); } } if (crm_user_lookup(CRM_DAEMON_USER, &pcmk_uid, &pcmk_gid) < 0) { crm_err("Cluster user %s does not exist, aborting Pacemaker startup", CRM_DAEMON_USER); crm_exit(CRM_EX_NOUSER); } mkdir(CRM_STATE_DIR, 0750); mcp_chown(CRM_STATE_DIR, pcmk_uid, pcmk_gid); /* Used to store core/blackbox/scheduler/cib files in */ crm_build_path(CRM_PACEMAKER_DIR, 0750); mcp_chown(CRM_PACEMAKER_DIR, pcmk_uid, pcmk_gid); /* Used to store core files in */ crm_build_path(CRM_CORE_DIR, 0750); mcp_chown(CRM_CORE_DIR, pcmk_uid, pcmk_gid); /* Used to store blackbox dumps in */ crm_build_path(CRM_BLACKBOX_DIR, 0750); mcp_chown(CRM_BLACKBOX_DIR, pcmk_uid, pcmk_gid); // Used to store scheduler inputs in crm_build_path(PE_STATE_DIR, 0750); mcp_chown(PE_STATE_DIR, pcmk_uid, pcmk_gid); /* Used to store the cluster configuration */ crm_build_path(CRM_CONFIG_DIR, 0750); mcp_chown(CRM_CONFIG_DIR, pcmk_uid, pcmk_gid); // Don't build CRM_RSCTMP_DIR, pacemaker-execd will do it ipcs = mainloop_add_ipc_server(CRM_SYSTEM_MCP, QB_IPC_NATIVE, &mcp_ipc_callbacks); if (ipcs == NULL) { crm_err("Couldn't start IPC server"); crm_exit(CRM_EX_OSERR); } /* Allows us to block shutdown */ if (cluster_connect_cfg(&local_nodeid) == FALSE) { crm_err("Couldn't connect to Corosync's CFG service"); crm_exit(CRM_EX_PROTOCOL); } if(pcmk_locate_sbd() > 0) { setenv("PCMK_watchdog", "true", 1); } else { setenv("PCMK_watchdog", "false", 1); } find_and_track_existing_processes(); cluster.destroy = mcp_cpg_destroy; cluster.cpg.cpg_deliver_fn = mcp_cpg_deliver; cluster.cpg.cpg_confchg_fn = mcp_cpg_membership; crm_set_autoreap(FALSE); rc = pcmk_ok; if (cluster_connect_cpg(&cluster) == FALSE) { crm_err("Couldn't connect to Corosync's CPG service"); rc = -ENOPROTOOPT; } else if (cluster_connect_quorum(mcp_quorum_callback, mcp_quorum_destroy) == FALSE) { rc = -ENOTCONN; } else { local_name = get_local_node_name(); update_node_processes(local_nodeid, local_name, get_process_list()); mainloop_add_signal(SIGTERM, pcmk_shutdown); mainloop_add_signal(SIGINT, pcmk_shutdown); init_children_processes(); crm_info("Starting mainloop"); g_main_loop_run(mainloop); } if (ipcs) { crm_trace("Closing IPC server"); mainloop_del_ipc_server(ipcs); ipcs = NULL; } g_main_loop_unref(mainloop); cluster_disconnect_cpg(&cluster); cluster_disconnect_cfg(); - return crm_exit(crm_errno2exit(rc)); + crm_exit(crm_errno2exit(rc)); } diff --git a/daemons/schedulerd/pacemaker-schedulerd.c b/daemons/schedulerd/pacemaker-schedulerd.c index 4107d6dbff..1139b515f3 100644 --- a/daemons/schedulerd/pacemaker-schedulerd.c +++ b/daemons/schedulerd/pacemaker-schedulerd.c @@ -1,186 +1,188 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #define OPTARGS "hVc" static GMainLoop *mainloop = NULL; static qb_ipcs_service_t *ipcs = NULL; void pengine_shutdown(int nsig); static int32_t pe_ipc_accept(qb_ipcs_connection_t * c, uid_t uid, gid_t gid) { crm_trace("Connection %p", c); if (crm_client_new(c, uid, gid) == NULL) { return -EIO; } return 0; } static void pe_ipc_created(qb_ipcs_connection_t * c) { crm_trace("Connection %p", c); } gboolean process_pe_message(xmlNode * msg, xmlNode * xml_data, crm_client_t * sender); static int32_t pe_ipc_dispatch(qb_ipcs_connection_t * qbc, void *data, size_t size) { uint32_t id = 0; uint32_t flags = 0; crm_client_t *c = crm_client_get(qbc); xmlNode *msg = crm_ipcs_recv(c, data, size, &id, &flags); crm_ipcs_send_ack(c, id, flags, "ack", __FUNCTION__, __LINE__); if (msg != NULL) { xmlNode *data_xml = get_message_xml(msg, F_CRM_DATA); process_pe_message(msg, data_xml, c); free_xml(msg); } return 0; } /* Error code means? */ static int32_t pe_ipc_closed(qb_ipcs_connection_t * c) { crm_client_t *client = crm_client_get(c); if (client == NULL) { return 0; } crm_trace("Connection %p", c); crm_client_destroy(client); return 0; } static void pe_ipc_destroy(qb_ipcs_connection_t * c) { crm_trace("Connection %p", c); pe_ipc_closed(c); } struct qb_ipcs_service_handlers ipc_callbacks = { .connection_accept = pe_ipc_accept, .connection_created = pe_ipc_created, .msg_process = pe_ipc_dispatch, .connection_closed = pe_ipc_closed, .connection_destroyed = pe_ipc_destroy }; /* *INDENT-OFF* */ static struct crm_option long_options[] = { /* Top-level Options */ {"help", 0, 0, '?', "\tThis text"}, {"verbose", 0, 0, 'V', "\tIncrease debug output"}, {0, 0, 0, 0} }; /* *INDENT-ON* */ int main(int argc, char **argv) { int flag; int index = 0; int argerr = 0; crm_log_preinit(NULL, argc, argv); crm_set_options(NULL, "[options]", long_options, "Daemon for calculating the cluster's response to events"); mainloop_add_signal(SIGTERM, pengine_shutdown); while (1) { flag = crm_get_option(argc, argv, &index); if (flag == -1) break; switch (flag) { case 'V': crm_bump_log_level(argc, argv); break; case 'h': /* Help message */ crm_help('?', CRM_EX_OK); break; default: ++argerr; break; } } if (argc - optind == 1 && safe_str_eq("metadata", argv[optind])) { pe_metadata(); return CRM_EX_OK; } if (optind > argc) { ++argerr; } if (argerr) { crm_help('?', CRM_EX_USAGE); } crm_log_init(NULL, LOG_INFO, TRUE, FALSE, argc, argv, FALSE); if (pcmk__daemon_can_write(PE_STATE_DIR, NULL) == FALSE) { crm_err("Terminating due to bad permissions on " PE_STATE_DIR); fprintf(stderr, "ERROR: Bad permissions on " PE_STATE_DIR " (see logs for details)\n"); fflush(stderr); return CRM_EX_FATAL; } crm_debug("Init server comms"); ipcs = mainloop_add_ipc_server(CRM_SYSTEM_PENGINE, QB_IPC_SHM, &ipc_callbacks); if (ipcs == NULL) { crm_err("Failed to create IPC server: shutting down and inhibiting respawn"); crm_exit(CRM_EX_FATAL); } /* Create the mainloop and run it... */ crm_info("Starting %s", crm_system_name); mainloop = g_main_loop_new(NULL, FALSE); g_main_loop_run(mainloop); libpengine_fini(); crm_info("Exiting %s", crm_system_name); - return crm_exit(CRM_EX_OK); + crm_exit(CRM_EX_OK); } void pengine_shutdown(int nsig) { mainloop_del_ipc_server(ipcs); libpengine_fini(); crm_exit(CRM_EX_OK); } diff --git a/include/crm/common/iso8601.h b/include/crm/common/iso8601.h index 7d8eecd0fa..673d6fab0d 100644 --- a/include/crm/common/iso8601.h +++ b/include/crm/common/iso8601.h @@ -1,122 +1,118 @@ /* * Copyright 2005-2019 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #ifndef CRM_COMMON_ISO8601 # define CRM_COMMON_ISO8601 #ifdef __cplusplus extern "C" { #endif /** * \file * \brief ISO_8601 Date handling * \ingroup date */ /* - * http://en.wikipedia.org/wiki/ISO_8601 - * + * See https://en.wikipedia.org/wiki/ISO_8601 */ # include # include # include // uint32_t # include // bool typedef struct crm_time_s crm_time_t; typedef struct crm_time_period_s { crm_time_t *start; crm_time_t *end; crm_time_t *diff; } crm_time_period_t; -/* Creates a new date/time object conforming to iso8601: - * http://en.wikipedia.org/wiki/ISO_8601 - * - * Eg. +/* Creates a new date/time object conforming to ISO 8601, for example: * Ordinal: 2010-01 12:00:00 +10:00 * Gregorian: 2010-01-01 12:00:00 +10:00 * ISO Week: 2010-W53-6 12:00:00 +10:00 * * Notes: * Only one of date, time is required * If date or timezone is unspecified, they default to the current one * Supplying NULL results in the current date/time * Dashes may be ommitted from dates * Colons may be ommitted from times and timezones * A timezone of 'Z' denoted UTC time */ crm_time_t *crm_time_new(const char *string); void crm_time_free(crm_time_t * dt); char *crm_time_as_string(crm_time_t * dt, int flags); # define crm_time_log(level, prefix, dt, flags) crm_time_log_alias(level, __FILE__, __FUNCTION__, __LINE__, prefix, dt, flags) void crm_time_log_alias(int log_level, const char *file, const char *function, int line, const char *prefix, crm_time_t * date_time, int flags); # define crm_time_log_date 0x001 # define crm_time_log_timeofday 0x002 # define crm_time_log_with_timezone 0x004 # define crm_time_log_duration 0x008 # define crm_time_ordinal 0x010 # define crm_time_weeks 0x020 # define crm_time_seconds 0x100 # define crm_time_epoch 0x200 crm_time_t *crm_time_parse_duration(const char *duration_str); crm_time_t *crm_time_calculate_duration(crm_time_t * dt, crm_time_t * value); crm_time_period_t *crm_time_parse_period(const char *period_str); int crm_time_compare(crm_time_t * dt, crm_time_t * rhs); int crm_time_get_timeofday(crm_time_t * dt, uint32_t * h, uint32_t * m, uint32_t * s); int crm_time_get_timezone(crm_time_t * dt, uint32_t * h, uint32_t * m); int crm_time_get_gregorian(crm_time_t * dt, uint32_t * y, uint32_t * m, uint32_t * d); int crm_time_get_ordinal(crm_time_t * dt, uint32_t * y, uint32_t * d); int crm_time_get_isoweek(crm_time_t * dt, uint32_t * y, uint32_t * w, uint32_t * d); /* Time in seconds since 0000-01-01 00:00:00Z */ long long int crm_time_get_seconds(crm_time_t * dt); /* Time in seconds since 1970-01-01 00:00:00Z */ long long int crm_time_get_seconds_since_epoch(crm_time_t * dt); void crm_time_set(crm_time_t * target, crm_time_t * source); void crm_time_set_timet(crm_time_t * target, time_t * source); /* Returns a new time object */ crm_time_t *crm_time_add(crm_time_t * dt, crm_time_t * value); crm_time_t *crm_time_subtract(crm_time_t * dt, crm_time_t * value); /* All crm_time_add_... functions support negative values */ void crm_time_add_seconds(crm_time_t * dt, int value); void crm_time_add_minutes(crm_time_t * dt, int value); void crm_time_add_hours(crm_time_t * dt, int value); void crm_time_add_days(crm_time_t * dt, int value); void crm_time_add_weeks(crm_time_t * dt, int value); void crm_time_add_months(crm_time_t * dt, int value); void crm_time_add_years(crm_time_t * dt, int value); /* Useful helper functions */ int crm_time_january1_weekday(int year); int crm_time_weeks_in_year(int year); int crm_time_days_in_month(int month, int year); bool crm_time_leapyear(int year); bool crm_time_check(crm_time_t * dt); #ifdef __cplusplus } #endif #endif diff --git a/include/crm/common/logging.h b/include/crm/common/logging.h index 5a744021f2..af42cd369a 100644 --- a/include/crm/common/logging.h +++ b/include/crm/common/logging.h @@ -1,283 +1,272 @@ /* - * Copyright 2004-2018 the Pacemaker project contributors + * Copyright 2004-2019 the Pacemaker project contributors * * The version control history for this file may have further details. * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU Lesser General Public - * License as published by the Free Software Foundation; either - * version 2 of the License, or (at your option) any later version. - * - * This software is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU - * General Public License for more details. - * - * You should have received a copy of the GNU Lesser General Public - * License along with this library; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA + * This source code is licensed under the GNU General Public License version 2 + * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #ifdef __cplusplus extern "C" { #endif /** * \file * \brief Wrappers for and extensions to libqb logging * \ingroup core */ #ifndef CRM_LOGGING__H # define CRM_LOGGING__H # include # ifndef LOG_TRACE # define LOG_TRACE LOG_DEBUG+1 # endif /* "Extended information" logging support */ #ifdef QB_XS # define CRM_XS QB_XS # define crm_extended_logging(t, e) qb_log_ctl((t), QB_LOG_CONF_EXTENDED, (e)) #else # define CRM_XS "|" /* A caller might want to check the return value, so we can't define this as a * no-op, and we can't simply define it to be 0 because gcc will then complain * when the value isn't checked. */ static inline int crm_extended_logging(int t, int e) { return 0; } #endif extern unsigned int crm_log_level; extern gboolean crm_config_error; extern gboolean crm_config_warning; extern unsigned int crm_trace_nonlog; enum xml_log_options { xml_log_option_filtered = 0x0001, xml_log_option_formatted = 0x0002, xml_log_option_text = 0x0004, /* add this option to dump text into xml */ xml_log_option_diff_plus = 0x0010, xml_log_option_diff_minus = 0x0020, xml_log_option_diff_short = 0x0040, xml_log_option_diff_all = 0x0100, xml_log_option_dirty_add = 0x1000, xml_log_option_open = 0x2000, xml_log_option_children = 0x4000, xml_log_option_close = 0x8000, }; void crm_enable_blackbox(int nsig); void crm_disable_blackbox(int nsig); void crm_write_blackbox(int nsig, struct qb_log_callsite *callsite); void crm_update_callsites(void); void crm_log_deinit(void); gboolean crm_log_cli_init(const char *entity); void crm_log_preinit(const char *entity, int argc, char **argv); gboolean crm_log_init(const char *entity, uint8_t level, gboolean daemon, gboolean to_stderr, int argc, char **argv, gboolean quiet); void crm_log_args(int argc, char **argv); void crm_log_output_fn(const char *file, const char *function, int line, int level, const char *prefix, const char *output); # define crm_log_output(level, prefix, output) crm_log_output_fn(__FILE__, __FUNCTION__, __LINE__, level, prefix, output) gboolean crm_add_logfile(const char *filename); void crm_bump_log_level(int argc, char **argv); void crm_enable_stderr(int enable); gboolean crm_is_callsite_active(struct qb_log_callsite *cs, uint8_t level, uint32_t tags); void log_data_element(int log_level, const char *file, const char *function, int line, const char *prefix, xmlNode * data, int depth, gboolean formatted); /* returns the old value */ unsigned int set_crm_log_level(unsigned int level); unsigned int get_crm_log_level(void); /* * Throughout the macros below, note the leading, pre-comma, space in the * various ' , ##args' occurrences to aid portability across versions of 'gcc'. - * http://gcc.gnu.org/onlinedocs/cpp/Variadic-Macros.html#Variadic-Macros + * https://gcc.gnu.org/onlinedocs/cpp/Variadic-Macros.html#Variadic-Macros */ #if defined(__clang__) # define CRM_TRACE_INIT_DATA(name) # else # include // required by QB_LOG_INIT_DATA() macro # define CRM_TRACE_INIT_DATA(name) QB_LOG_INIT_DATA(name) #endif /*! * \brief Log a message * * \param[in] level Severity at which to log the message * \param[in] fmt printf-style format string for message * \param[in] args Any arguments needed by format string */ # define do_crm_log(level, fmt, args...) \ qb_log_from_external_source(__func__, __FILE__, fmt, level, __LINE__, 0 , ##args) /*! * \brief Log a message that is likely to be filtered out * * \param[in] level Severity at which to log the message * \param[in] fmt printf-style format string for message * \param[in] args Any arguments needed by format string */ # define do_crm_log_unlikely(level, fmt, args...) do { \ static struct qb_log_callsite *trace_cs = NULL; \ if(trace_cs == NULL) { \ trace_cs = qb_log_callsite_get(__func__, __FILE__, fmt, level, __LINE__, 0); \ } \ if (crm_is_callsite_active(trace_cs, level, 0)) { \ qb_log_from_external_source( \ __func__, __FILE__, fmt, level, __LINE__, 0 , ##args); \ } \ } while(0) # define CRM_LOG_ASSERT(expr) do { \ if(__unlikely((expr) == FALSE)) { \ static struct qb_log_callsite *core_cs = NULL; \ if(core_cs == NULL) { \ core_cs = qb_log_callsite_get(__func__, __FILE__, "log-assert", LOG_TRACE, __LINE__, 0); \ } \ crm_abort(__FILE__, __FUNCTION__, __LINE__, #expr, \ core_cs?core_cs->targets:FALSE, TRUE); \ } \ } while(0) /* 'failure_action' MUST NOT be 'continue' as it will apply to the * macro's do-while loop */ # define CRM_CHECK(expr, failure_action) do { \ if(__unlikely((expr) == FALSE)) { \ static struct qb_log_callsite *core_cs = NULL; \ if(core_cs == NULL) { \ core_cs = qb_log_callsite_get(__func__, __FILE__, "check-assert", LOG_TRACE, __LINE__, 0); \ } \ crm_abort(__FILE__, __FUNCTION__, __LINE__, #expr, \ core_cs?core_cs->targets:FALSE, TRUE); \ failure_action; \ } \ } while(0) # define do_crm_log_xml(level, text, xml) do { \ static struct qb_log_callsite *xml_cs = NULL; \ if(xml_cs == NULL) { \ xml_cs = qb_log_callsite_get(__func__, __FILE__, "xml-blob", level, __LINE__, 0); \ } \ if (crm_is_callsite_active(xml_cs, level, 0)) { \ log_data_element(level, __FILE__, __FUNCTION__, __LINE__, text, xml, 1, xml_log_option_formatted); \ } \ } while(0) /*! * \brief Log a message as if it came from a different code location * * \param[in] level Severity at which to log the message * \param[in] file Source file name to use instead of __FILE__ * \param[in] function Source function name to use instead of __func__ * \param[in] line Source line number to use instead of __line__ * \param[in] fmt printf-style format string for message * \param[in] args Any arguments needed by format string */ # define do_crm_log_alias(level, file, function, line, fmt, args...) do { \ if(level > 0) { \ qb_log_from_external_source(function, file, fmt, level, line, 0 , ##args); \ } else { \ printf(fmt "\n" , ##args); \ } \ } while(0) /*! * \brief Log a message using constant severity * * \param[in] level Severity at which to log the message * \param[in] fmt printf-style format string for message * \param[in] args Any arguments needed by format string * * \note level and fmt /MUST/ be constants else compilation may fail */ # define do_crm_log_always(level, fmt, args...) qb_log(level, fmt , ##args) /*! * \brief Log a system error message * * \param[in] level Severity at which to log the message * \param[in] fmt printf-style format string for message * \param[in] args Any arguments needed by format string * * \note Because crm_perror() adds the system error message and error number * onto the end of fmt, that information will become extended information * if CRM_XS is used inside fmt and will not show up in syslog. */ # define crm_perror(level, fmt, args...) do { \ const char *err = strerror(errno); \ /* cast to int makes coverity happy when level == 0 */ \ if (level <= (int)crm_log_level) { \ fprintf(stderr, fmt ": %s (%d)\n" , ##args, err, errno); \ } \ do_crm_log(level, fmt ": %s (%d)" , ##args, err, errno); \ } while(0) # define crm_log_tag(level, tag, fmt, args...) do { \ static struct qb_log_callsite *trace_tag_cs = NULL; \ int converted_tag = g_quark_try_string(tag); \ if(trace_tag_cs == NULL) { \ trace_tag_cs = qb_log_callsite_get(__func__, __FILE__, fmt, level, __LINE__, converted_tag); \ } \ if (crm_is_callsite_active(trace_tag_cs, level, converted_tag)) { \ qb_log_from_external_source(__func__, __FILE__, fmt, level, \ __LINE__, converted_tag , ##args); \ } \ } while(0) # define crm_crit(fmt, args...) qb_logt(LOG_CRIT, 0, fmt , ##args) # define crm_err(fmt, args...) qb_logt(LOG_ERR, 0, fmt , ##args) # define crm_warn(fmt, args...) qb_logt(LOG_WARNING, 0, fmt , ##args) # define crm_notice(fmt, args...) qb_logt(LOG_NOTICE, 0, fmt , ##args) # define crm_info(fmt, args...) qb_logt(LOG_INFO, 0, fmt , ##args) # define crm_debug(fmt, args...) do_crm_log_unlikely(LOG_DEBUG, fmt , ##args) # define crm_trace(fmt, args...) do_crm_log_unlikely(LOG_TRACE, fmt , ##args) # define crm_log_xml_crit(xml, text) do_crm_log_xml(LOG_CRIT, text, xml) # define crm_log_xml_err(xml, text) do_crm_log_xml(LOG_ERR, text, xml) # define crm_log_xml_warn(xml, text) do_crm_log_xml(LOG_WARNING, text, xml) # define crm_log_xml_notice(xml, text) do_crm_log_xml(LOG_NOTICE, text, xml) # define crm_log_xml_info(xml, text) do_crm_log_xml(LOG_INFO, text, xml) # define crm_log_xml_debug(xml, text) do_crm_log_xml(LOG_DEBUG, text, xml) # define crm_log_xml_trace(xml, text) do_crm_log_xml(LOG_TRACE, text, xml) # define crm_log_xml_explicit(xml, text) do { \ static struct qb_log_callsite *digest_cs = NULL; \ digest_cs = qb_log_callsite_get( \ __func__, __FILE__, text, LOG_TRACE, __LINE__, \ crm_trace_nonlog); \ if (digest_cs && digest_cs->targets) { \ do_crm_log_xml(LOG_TRACE, text, xml); \ } \ } while(0) # define crm_str(x) (const char*)(x?x:"") #ifdef __cplusplus } #endif #endif diff --git a/include/crm/common/results.h b/include/crm/common/results.h index 0fb2ee2043..4b16c45b6b 100644 --- a/include/crm/common/results.h +++ b/include/crm/common/results.h @@ -1,144 +1,144 @@ /* * Copyright 2012-2019 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #ifndef CRM_RESULTS__H # define CRM_RESULTS__H #ifdef __cplusplus extern "C" { #endif /*! * \file * \brief Function and executable result codes * \ingroup core */ # define CRM_ASSERT(expr) do { \ if(__unlikely((expr) == FALSE)) { \ crm_abort(__FILE__, __FUNCTION__, __LINE__, #expr, TRUE, FALSE); \ abort(); /* Redundant but it makes static analyzers happy */ \ } \ } while(0) /* * Function return codes * * For system error codes, see: * - /usr/include/asm-generic/errno.h * - /usr/include/asm-generic/errno-base.h */ # define pcmk_ok 0 # define PCMK_ERROR_OFFSET 190 /* Replacements on non-linux systems, see include/portability.h */ # define PCMK_CUSTOM_OFFSET 200 /* Purely custom codes */ # define pcmk_err_generic 201 # define pcmk_err_no_quorum 202 # define pcmk_err_schema_validation 203 # define pcmk_err_transform_failed 204 # define pcmk_err_old_data 205 # define pcmk_err_diff_failed 206 # define pcmk_err_diff_resync 207 # define pcmk_err_cib_modified 208 # define pcmk_err_cib_backup 209 # define pcmk_err_cib_save 210 # define pcmk_err_schema_unchanged 211 # define pcmk_err_cib_corrupt 212 # define pcmk_err_multiple 213 # define pcmk_err_node_unknown 214 # define pcmk_err_already 215 # define pcmk_err_bad_nvpair 216 /* * Exit status codes * * We want well-specified (i.e. OS-invariant) exit status codes for our daemons * and applications so they can be relied on by callers. (Function return codes * and errno's do not make good exit statuses.) * * The only hard rule is that exit statuses must be between 0 and 255; all else * is convention. Universally, 0 is success, and 1 is generic error (excluding * OSes we don't support -- for example, OpenVMS considers 1 success!). * * For init scripts, the LSB gives meaning to 0-7, and sets aside 150-199 for * application use. OCF adds 8-9 and 189-199. * * sysexits.h was an attempt to give additional meanings, but never really * caught on. It uses 0 and 64-78. * * Bash reserves 2 ("incorrect builtin usage") and 126-255 (126 is "command * found but not executable", 127 is "command not found", 128 + n is * "interrupted by signal n"). * * tldp.org recommends 64-113 for application use. * * We try to overlap with the above conventions when practical. */ typedef enum crm_exit_e { // Common convention CRM_EX_OK = 0, CRM_EX_ERROR = 1, // LSB + OCF CRM_EX_INVALID_PARAM = 2, CRM_EX_UNIMPLEMENT_FEATURE = 3, CRM_EX_INSUFFICIENT_PRIV = 4, CRM_EX_NOT_INSTALLED = 5, CRM_EX_NOT_CONFIGURED = 6, CRM_EX_NOT_RUNNING = 7, // sysexits.h CRM_EX_USAGE = 64, // command line usage error CRM_EX_DATAERR = 65, // user-supplied data incorrect CRM_EX_NOINPUT = 66, // input file not available CRM_EX_NOUSER = 67, // user does not exist CRM_EX_NOHOST = 68, // host unknown CRM_EX_UNAVAILABLE = 69, // needed service unavailable CRM_EX_SOFTWARE = 70, // internal software bug CRM_EX_OSERR = 71, // external (OS/environmental) problem CRM_EX_OSFILE = 72, // system file not usable CRM_EX_CANTCREAT = 73, // file couldn't be created CRM_EX_IOERR = 74, // file I/O error CRM_EX_TEMPFAIL = 75, // try again CRM_EX_PROTOCOL = 76, // protocol violated CRM_EX_NOPERM = 77, // non-file permission issue CRM_EX_CONFIG = 78, // misconfiguration // Custom CRM_EX_FATAL = 100, // do not respawn CRM_EX_PANIC = 101, // panic the local host CRM_EX_DISCONNECT = 102, // lost connection to something CRM_EX_OLD = 103, // update older than existing config CRM_EX_DIGEST = 104, // digest comparison failed CRM_EX_NOSUCH = 105, // requested item does not exist CRM_EX_QUORUM = 106, // local partition does not have quorum CRM_EX_UNSAFE = 107, // requires --force or new conditions CRM_EX_EXISTS = 108, // requested item already exists CRM_EX_MULTIPLE = 109, // requested item has multiple matches CRM_EX_EXPIRED = 110, // requested item has expired CRM_EX_NOT_YET_IN_EFFECT = 111, // requested item is not in effect CRM_EX_INDETERMINATE = 112, // could not determine status // Other CRM_EX_TIMEOUT = 124, // convention from timeout(1) CRM_EX_MAX = 255, // ensure crm_exit_t can hold this } crm_exit_t; const char *pcmk_strerror(int rc); const char *pcmk_errorname(int rc); const char *bz2_strerror(int rc); crm_exit_t crm_errno2exit(int rc); const char *crm_exit_name(crm_exit_t exit_code); const char *crm_exit_str(crm_exit_t exit_code); -crm_exit_t crm_exit(crm_exit_t rc); +_Noreturn crm_exit_t crm_exit(crm_exit_t rc); #ifdef __cplusplus } #endif #endif diff --git a/include/crm_internal.h b/include/crm_internal.h index 8bc1188b1b..652f9c46b1 100644 --- a/include/crm_internal.h +++ b/include/crm_internal.h @@ -1,305 +1,305 @@ /* - * Copyright 2006-2018 the Pacemaker project contributors + * Copyright 2006-2019 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #ifndef CRM_INTERNAL__H # define CRM_INTERNAL__H # include # include # include # include # include # include # include # include # include /* Dynamic loading of libraries */ void *find_library_function(void **handle, const char *lib, const char *fn, int fatal); /* For ACLs */ char *uid2username(uid_t uid); const char *crm_acl_get_set_user(xmlNode * request, const char *field, const char *peer_user); # if ENABLE_ACL # include static inline gboolean is_privileged(const char *user) { if (user == NULL) { return FALSE; } else if (strcmp(user, CRM_DAEMON_USER) == 0) { return TRUE; } else if (strcmp(user, "root") == 0) { return TRUE; } return FALSE; } # endif /* CLI option processing*/ # ifdef HAVE_GETOPT_H # include # else # define no_argument 0 # define required_argument 1 # endif # define pcmk_option_default 0x00000 # define pcmk_option_hidden 0x00001 # define pcmk_option_paragraph 0x00002 # define pcmk_option_example 0x00004 struct crm_option { /* Fields from 'struct option' in getopt.h */ /* name of long option */ const char *name; /* * one of no_argument, required_argument, and optional_argument: * whether option takes an argument */ int has_arg; /* if not NULL, set *flag to val when option found */ int *flag; /* if flag not NULL, value to set *flag to; else return value */ int val; /* Custom fields */ const char *desc; long flags; }; void crm_set_options(const char *short_options, const char *usage, struct crm_option *long_options, const char *app_desc); int crm_get_option(int argc, char **argv, int *index); int crm_get_option_long(int argc, char **argv, int *index, const char **longname); -crm_exit_t crm_help(char cmd, crm_exit_t exit_code); +_Noreturn void crm_help(char cmd, crm_exit_t exit_code); /* Cluster Option Processing */ typedef struct pe_cluster_option_s { const char *name; const char *alt_name; const char *type; const char *values; const char *default_value; gboolean(*is_valid) (const char *); const char *description_short; const char *description_long; } pe_cluster_option; const char *cluster_option(GHashTable * options, gboolean(*validate) (const char *), const char *name, const char *old_name, const char *def_value); const char *get_cluster_pref(GHashTable * options, pe_cluster_option * option_list, int len, const char *name); void config_metadata(const char *name, const char *version, const char *desc_short, const char *desc_long, pe_cluster_option * option_list, int len); void verify_all_options(GHashTable * options, pe_cluster_option * option_list, int len); gboolean check_time(const char *value); gboolean check_timer(const char *value); gboolean check_boolean(const char *value); gboolean check_number(const char *value); gboolean check_positive_number(const char *value); gboolean check_quorum(const char *value); gboolean check_script(const char *value); gboolean check_utilization(const char *value); long crm_get_sbd_timeout(void); long crm_auto_watchdog_timeout(void); gboolean check_sbd_timeout(const char *value); void crm_args_fini(void); /* char2score */ extern int node_score_red; extern int node_score_green; extern int node_score_yellow; /* Assorted convenience functions */ void crm_make_daemon(const char *name, gboolean daemonize, const char *pidfile); // printf-style format to create operation ID from resource, action, interval #define CRM_OP_FMT "%s_%s_%u" static inline long long crm_clear_bit(const char *function, int line, const char *target, long long word, long long bit) { long long rc = (word & ~bit); if (rc == word) { /* Unchanged */ } else if (target) { crm_trace("Bit 0x%.8llx for %s cleared by %s:%d", bit, target, function, line); } else { crm_trace("Bit 0x%.8llx cleared by %s:%d", bit, function, line); } return rc; } static inline long long crm_set_bit(const char *function, int line, const char *target, long long word, long long bit) { long long rc = (word | bit); if (rc == word) { /* Unchanged */ } else if (target) { crm_trace("Bit 0x%.8llx for %s set by %s:%d", bit, target, function, line); } else { crm_trace("Bit 0x%.8llx set by %s:%d", bit, function, line); } return rc; } # define set_bit(word, bit) word = crm_set_bit(__FUNCTION__, __LINE__, NULL, word, bit) # define clear_bit(word, bit) word = crm_clear_bit(__FUNCTION__, __LINE__, NULL, word, bit) char *generate_hash_key(const char *crm_msg_reference, const char *sys); const char *daemon_option(const char *option); void set_daemon_option(const char *option, const char *value); gboolean daemon_option_enabled(const char *daemon, const char *option); void strip_text_nodes(xmlNode * xml); void pcmk_panic(const char *origin); pid_t pcmk_locate_sbd(void); # define crm_config_err(fmt...) { crm_config_error = TRUE; crm_err(fmt); } # define crm_config_warn(fmt...) { crm_config_warning = TRUE; crm_warn(fmt); } # define F_ATTRD_KEY "attr_key" # define F_ATTRD_ATTRIBUTE "attr_name" # define F_ATTRD_REGEX "attr_regex" # define F_ATTRD_TASK "task" # define F_ATTRD_VALUE "attr_value" # define F_ATTRD_SET "attr_set" # define F_ATTRD_IS_REMOTE "attr_is_remote" # define F_ATTRD_IS_PRIVATE "attr_is_private" # define F_ATTRD_SECTION "attr_section" # define F_ATTRD_DAMPEN "attr_dampening" # define F_ATTRD_HOST "attr_host" # define F_ATTRD_HOST_ID "attr_host_id" # define F_ATTRD_USER "attr_user" # define F_ATTRD_WRITER "attr_writer" # define F_ATTRD_VERSION "attr_version" # define F_ATTRD_RESOURCE "attr_resource" # define F_ATTRD_OPERATION "attr_clear_operation" # define F_ATTRD_INTERVAL "attr_clear_interval" # define F_ATTRD_IS_FORCE_WRITE "attrd_is_force_write" /* attrd operations */ # define ATTRD_OP_PEER_REMOVE "peer-remove" # define ATTRD_OP_UPDATE "update" # define ATTRD_OP_UPDATE_BOTH "update-both" # define ATTRD_OP_UPDATE_DELAY "update-delay" # define ATTRD_OP_QUERY "query" # define ATTRD_OP_REFRESH "refresh" # define ATTRD_OP_FLUSH "flush" # define ATTRD_OP_SYNC "sync" # define ATTRD_OP_SYNC_RESPONSE "sync-response" # define ATTRD_OP_CLEAR_FAILURE "clear-failure" # define PCMK_ENV_PHYSICAL_HOST "physical_host" # if SUPPORT_COROSYNC # include # include typedef struct qb_ipc_request_header cs_ipc_header_request_t; typedef struct qb_ipc_response_header cs_ipc_header_response_t; # else typedef struct { int size __attribute__ ((aligned(8))); int id __attribute__ ((aligned(8))); } __attribute__ ((aligned(8))) cs_ipc_header_request_t; typedef struct { int size __attribute__ ((aligned(8))); int id __attribute__ ((aligned(8))); int error __attribute__ ((aligned(8))); } __attribute__ ((aligned(8))) cs_ipc_header_response_t; # endif void attrd_ipc_server_init(qb_ipcs_service_t **ipcs, struct qb_ipcs_service_handlers *cb); void stonith_ipc_server_init(qb_ipcs_service_t **ipcs, struct qb_ipcs_service_handlers *cb); qb_ipcs_service_t * crmd_ipc_server_init(struct qb_ipcs_service_handlers *cb); void cib_ipc_servers_init(qb_ipcs_service_t **ipcs_ro, qb_ipcs_service_t **ipcs_rw, qb_ipcs_service_t **ipcs_shm, struct qb_ipcs_service_handlers *ro_cb, struct qb_ipcs_service_handlers *rw_cb); void cib_ipc_servers_destroy(qb_ipcs_service_t *ipcs_ro, qb_ipcs_service_t *ipcs_rw, qb_ipcs_service_t *ipcs_shm); static inline void *realloc_safe(void *ptr, size_t size) { void *ret = realloc(ptr, size); if (ret == NULL) { free(ptr); /* make coverity happy */ abort(); } return ret; } const char *crm_xml_add_last_written(xmlNode *xml_node); void crm_xml_dump(xmlNode * data, int options, char **buffer, int *offset, int *max, int depth); void crm_buffer_add_char(char **buffer, int *offset, int *max, char c); gboolean crm_digest_verify(xmlNode *input, const char *expected); /* cross-platform compatibility functions */ char *crm_compat_realpath(const char *path); /* IPC Proxy Backend Shared Functions */ typedef struct remote_proxy_s { char *node_name; char *session_id; gboolean is_local; crm_ipc_t *ipc; mainloop_io_t *source; uint32_t last_request_id; lrmd_t *lrm; } remote_proxy_t; remote_proxy_t *remote_proxy_new( lrmd_t *lrmd, struct ipc_client_callbacks *proxy_callbacks, const char *node_name, const char *session_id, const char *channel); int remote_proxy_check(lrmd_t *lrmd, GHashTable *hash); void remote_proxy_cb(lrmd_t *lrmd, const char *node_name, xmlNode *msg); void remote_proxy_ack_shutdown(lrmd_t *lrmd); void remote_proxy_nack_shutdown(lrmd_t *lrmd); int remote_proxy_dispatch(const char *buffer, ssize_t length, gpointer userdata); void remote_proxy_disconnected(gpointer data); void remote_proxy_free(gpointer data); void remote_proxy_relay_event(remote_proxy_t *proxy, xmlNode *msg); void remote_proxy_relay_response(remote_proxy_t *proxy, xmlNode *msg, int msg_id); #endif /* CRM_INTERNAL__H */ diff --git a/include/doxygen.h b/include/doxygen.h index c1a5e03124..5d465a7ff6 100644 --- a/include/doxygen.h +++ b/include/doxygen.h @@ -1,50 +1,50 @@ /* - * Copyright 2006-2018 the Pacemaker project contributors + * Copyright 2006-2019 the Pacemaker project contributors * * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #ifndef DOXYGEN__H # define DOXYGEN__H /** * \file * \brief Fake header file that contains doxygen documentation. * \author Andrew Beekhof * * The purpose of this file is to provide a file that can be used to create * doxygen pages. It should contain _only_ comment blocks. * * * \defgroup core Core API * \defgroup date ISO-8601 Date/Time API * \defgroup cib Configuration API * \defgroup lrmd Executor API * \defgroup pengine Scheduler API * \defgroup fencing Fencing API */ /** * \mainpage * Welcome to the developer documentation for The Pacemaker Project! For more * information about Pacemaker, please visit the - * project web site. + * project web site. * * Here are some pointers on where to go from here. * * Using Pacemaker APIs: * - \ref core * - \ref date * - \ref cib * - \ref lrmd * - \ref pengine * - \ref fencing * * Contributing to the Pacemaker Project: * - Pacemaker Development */ #endif /* DOXYGEN__H */ diff --git a/lib/common/iso8601.c b/lib/common/iso8601.c index 171cff03cd..20af90f255 100644 --- a/lib/common/iso8601.c +++ b/lib/common/iso8601.c @@ -1,1441 +1,1435 @@ /* - * Copyright 2005-2018 Andrew Beekhof + * Copyright 2005-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ /* - * Primary reference: - * http://en.wikipedia.org/wiki/ISO_8601 (as at 2005-08-01) - * - * Secondary references: - * http://hydracen.com/dx/iso8601.htm - * http://www.personal.ecu.edu/mccartyr/ISOwdALG.txt - * http://www.personal.ecu.edu/mccartyr/isowdcal.html - * http://www.phys.uu.nl/~vgent/calendar/isocalendar.htm - * + * References: + * https://en.wikipedia.org/wiki/ISO_8601 + * http://www.staff.science.uu.nl/~gent0113/calendar/isocalendar.htm */ #include #include #include #include #include #include /* * Andrew's code was originally written for OSes whose "struct tm" contains: * long tm_gmtoff; :: Seconds east of UTC * const char *tm_zone; :: Timezone abbreviation * Some OSes lack these, instead having: * time_t (or long) timezone; :: "difference between UTC and local standard time" * char *tzname[2] = { "...", "..." }; * I (David Lee) confess to not understanding the details. So my attempted * generalisations for where their use is necessary may be flawed. * * 1. Does "difference between ..." subtract the same or opposite way? * 2. Should it use "altzone" instead of "timezone"? * 3. Should it use tzname[0] or tzname[1]? Interaction with timezone/altzone? */ #if defined(HAVE_STRUCT_TM_TM_GMTOFF) # define GMTOFF(tm) ((tm)->tm_gmtoff) #else /* Note: extern variable; macro argument not actually used. */ # define GMTOFF(tm) (-timezone+daylight) #endif struct crm_time_s { int years; int months; /* Only for durations */ int days; int seconds; int offset; /* Seconds */ bool duration; }; char *crm_time_as_string(crm_time_t * date_time, int flags); crm_time_t *parse_date(const char *date_str); gboolean check_for_ordinal(const char *str); static crm_time_t * crm_get_utc_time(crm_time_t * dt) { crm_time_t *utc = calloc(1, sizeof(crm_time_t)); utc->years = dt->years; utc->days = dt->days; utc->seconds = dt->seconds; utc->offset = 0; if (dt->offset) { crm_time_add_seconds(utc, -dt->offset); } else { /* Durations (which are the only things that can include months, never have a timezone */ utc->months = dt->months; } crm_time_log(LOG_TRACE, "utc-source", dt, crm_time_log_date | crm_time_log_timeofday | crm_time_log_with_timezone); crm_time_log(LOG_TRACE, "utc-target", utc, crm_time_log_date | crm_time_log_timeofday | crm_time_log_with_timezone); return utc; } crm_time_t * crm_time_new(const char *date_time) { time_t tm_now; crm_time_t *dt = NULL; tzset(); if (date_time == NULL) { tm_now = time(NULL); dt = calloc(1, sizeof(crm_time_t)); crm_time_set_timet(dt, &tm_now); } else { dt = parse_date(date_time); } return dt; } void crm_time_free(crm_time_t * dt) { if (dt == NULL) { return; } free(dt); } static int year_days(int year) { int d = 365; if (crm_time_leapyear(year)) { d++; } return d; } -/* http://www.personal.ecu.edu/mccartyr/ISOwdALG.txt +/* From http://myweb.ecu.edu/mccartyr/ISOwdALG.txt : * * 5. Find the Jan1Weekday for Y (Monday=1, Sunday=7) * YY = (Y-1) % 100 * C = (Y-1) - YY * G = YY + YY/4 * Jan1Weekday = 1 + (((((C / 100) % 4) x 5) + G) % 7) */ int crm_time_january1_weekday(int year) { int YY = (year - 1) % 100; int C = (year - 1) - YY; int G = YY + YY / 4; int jan1 = 1 + (((((C / 100) % 4) * 5) + G) % 7); crm_trace("YY=%d, C=%d, G=%d", YY, C, G); crm_trace("January 1 %.4d: %d", year, jan1); return jan1; } int crm_time_weeks_in_year(int year) { int weeks = 52; int jan1 = crm_time_january1_weekday(year); /* if jan1 == thursday */ if (jan1 == 4) { weeks++; } else { jan1 = crm_time_january1_weekday(year + 1); /* if dec31 == thursday aka. jan1 of next year is a friday */ if (jan1 == 5) { weeks++; } } return weeks; } int month_days[14] = { 0, 31, 28, 31, 30, 31, 30, 31, 31, 30, 31, 30, 31, 29 }; int crm_time_days_in_month(int month, int year) { if (month == 2 && crm_time_leapyear(year)) { month = 13; } return month_days[month]; } bool crm_time_leapyear(int year) { gboolean is_leap = FALSE; if (year % 4 == 0) { is_leap = TRUE; } if (year % 100 == 0 && year % 400 != 0) { is_leap = FALSE; } return is_leap; } static uint32_t get_ordinal_days(uint32_t y, uint32_t m, uint32_t d) { int lpc; for (lpc = 1; lpc < m; lpc++) { d += crm_time_days_in_month(lpc, y); } return d; } void crm_time_log_alias(int log_level, const char *file, const char *function, int line, const char *prefix, crm_time_t * date_time, int flags) { char *date_s = crm_time_as_string(date_time, flags); if (log_level < LOG_CRIT) { printf("%s%s%s\n", prefix ? prefix : "", prefix ? ": " : "", date_s ? date_s : "__invalid_date__"); } else { do_crm_log_alias(log_level, file, function, line, "%s%s%s", prefix ? prefix : "", prefix ? ": " : "", date_s ? date_s : "__invalid_date__"); } free(date_s); } static int crm_time_get_sec(int sec, uint * h, uint * m, uint * s) { uint hours, minutes, seconds; if (sec < 0) { seconds = 0 - sec; } else { seconds = sec; } hours = seconds / (60 * 60); seconds -= 60 * 60 * hours; minutes = seconds / (60); seconds -= 60 * minutes; crm_trace("%d == %.2d:%.2d:%.2d", sec, hours, minutes, seconds); *h = hours; *m = minutes; *s = seconds; return TRUE; } int crm_time_get_timeofday(crm_time_t * dt, uint * h, uint * m, uint * s) { return crm_time_get_sec(dt->seconds, h, m, s); } int crm_time_get_timezone(crm_time_t * dt, uint * h, uint * m) { uint s; return crm_time_get_sec(dt->seconds, h, m, &s); } long long crm_time_get_seconds(crm_time_t * dt) { int lpc; crm_time_t *utc = NULL; long long in_seconds = 0; utc = crm_get_utc_time(dt); for (lpc = 1; lpc < utc->years; lpc++) { int dmax = year_days(lpc); in_seconds += 60 * 60 * 24 * dmax; } /* utc->months is an offset that can only be set for a duration * By definiton, the value is variable depending on the date to * which it is applied * * Force 30-day months so that something vaguely sane happens * for anyone that tries to use a month in this way */ if (utc->months > 0) { in_seconds += 60 * 60 * 24 * 30 * utc->months; } if (utc->days > 0) { in_seconds += 60 * 60 * 24 * (utc->days - 1); } in_seconds += utc->seconds; crm_time_free(utc); return in_seconds; } #define EPOCH_SECONDS 62135596800ULL /* Calculated using crm_time_get_seconds() */ long long crm_time_get_seconds_since_epoch(crm_time_t * dt) { return crm_time_get_seconds(dt) - EPOCH_SECONDS; } int crm_time_get_gregorian(crm_time_t * dt, uint * y, uint * m, uint * d) { int months = 0; int days = dt->days; if(dt->years != 0) { for (months = 1; months <= 12 && days > 0; months++) { int mdays = crm_time_days_in_month(months, dt->years); if (mdays >= days) { break; } else { days -= mdays; } } } else if (dt->months) { /* This is a duration including months, don't convert the days field */ months = dt->months; } else { /* This is a duration not including months, still don't convert the days field */ } *y = dt->years; *m = months; *d = days; crm_trace("%.4d-%.3d -> %.4d-%.2d-%.2d", dt->years, dt->days, dt->years, months, days); return TRUE; } int crm_time_get_ordinal(crm_time_t * dt, uint * y, uint * d) { *y = dt->years; *d = dt->days; return TRUE; } int crm_time_get_isoweek(crm_time_t * dt, uint * y, uint * w, uint * d) { /* * Monday 29 December 2008 is written "2009-W01-1" * Sunday 3 January 2010 is written "2009-W53-7" */ int year_num = 0; int jan1 = crm_time_january1_weekday(dt->years); int h = -1; CRM_CHECK(dt->days > 0, return FALSE); /* 6. Find the Weekday for Y M D */ h = dt->days + jan1 - 1; *d = 1 + ((h - 1) % 7); /* 7. Find if Y M D falls in YearNumber Y-1, WeekNumber 52 or 53 */ if (dt->days <= (8 - jan1) && jan1 > 4) { crm_trace("year--, jan1=%d", jan1); year_num = dt->years - 1; *w = crm_time_weeks_in_year(year_num); } else { year_num = dt->years; } /* 8. Find if Y M D falls in YearNumber Y+1, WeekNumber 1 */ if (year_num == dt->years) { int dmax = year_days(year_num); int correction = 4 - *d; if ((dmax - dt->days) < correction) { crm_trace("year++, jan1=%d, i=%d vs. %d", jan1, dmax - dt->days, correction); year_num = dt->years + 1; *w = 1; } } /* 9. Find if Y M D falls in YearNumber Y, WeekNumber 1 through 53 */ if (year_num == dt->years) { int j = dt->days + (7 - *d) + (jan1 - 1); *w = j / 7; if (jan1 > 4) { *w -= 1; } } *y = year_num; crm_trace("Converted %.4d-%.3d to %.4d-W%.2d-%d", dt->years, dt->days, *y, *w, *d); return TRUE; } #define DATE_MAX 128 char * crm_time_as_string(crm_time_t * date_time, int flags) { char *date_s = NULL; char *time_s = NULL; char *offset_s = NULL; char *result_s = NULL; crm_time_t *dt = NULL; crm_time_t *utc = NULL; if (date_time == NULL) { return strdup(""); } else if (date_time->offset && (flags & crm_time_log_with_timezone) == 0) { crm_trace("UTC conversion"); utc = crm_get_utc_time(date_time); dt = utc; } else { dt = date_time; } CRM_CHECK(dt != NULL, return NULL); if (flags & crm_time_log_duration) { uint h = 0, m = 0, s = 0; int offset = 0; date_s = calloc(1, DATE_MAX); crm_time_get_sec(dt->seconds, &h, &m, &s); if (date_s == NULL) { goto done; } if(dt->years) { offset += snprintf(date_s+offset, DATE_MAX - offset, "%4d year%s ", dt->years, dt->years>1?"s":""); } if(dt->months) { offset += snprintf(date_s+offset, DATE_MAX - offset, "%2d month%s ", dt->months, dt->months>1?"s":""); } if(dt->days) { offset += snprintf(date_s+offset, DATE_MAX - offset, "%2d day%s ", dt->days, dt->days>1?"s":""); } if(dt->seconds) { offset += snprintf(date_s+offset, DATE_MAX - offset, "%d seconds ( ", dt->seconds); if(h) { offset += snprintf(date_s+offset, DATE_MAX - offset, "%u hour%s ", h, h>1?"s":""); } if(m) { offset += snprintf(date_s+offset, DATE_MAX - offset, "%u minute%s ", m, m>1?"s":""); } if(s) { offset += snprintf(date_s+offset, DATE_MAX - offset, "%u second%s ", s, s>1?"s":""); } offset += snprintf(date_s+offset, DATE_MAX - offset, ")"); } goto done; } if (flags & crm_time_log_date) { date_s = calloc(1, 34); if (date_s == NULL) { goto done; } else if (flags & crm_time_seconds) { long long s = crm_time_get_seconds(date_time); snprintf(date_s, 32, "%lld", s); goto done; } else if (flags & crm_time_epoch) { long long s = crm_time_get_seconds_since_epoch(date_time); snprintf(date_s, 32, "%lld", s); goto done; } else if (flags & crm_time_weeks) { /* YYYY-Www-D */ uint y, w, d; if (crm_time_get_isoweek(dt, &y, &w, &d)) { snprintf(date_s, 34, "%u-W%.2u-%u", y, w, d); } } else if (flags & crm_time_ordinal) { /* YYYY-DDD */ uint y, d; if (crm_time_get_ordinal(dt, &y, &d)) { snprintf(date_s, 22, "%u-%.3u", y, d); } } else { /* YYYY-MM-DD */ uint y, m, d; if (crm_time_get_gregorian(dt, &y, &m, &d)) { snprintf(date_s, 33, "%.4u-%.2u-%.2u", y, m, d); } } } if (flags & crm_time_log_timeofday) { uint h, m, s; time_s = calloc(1, 33); if (time_s == NULL) { goto cleanup; } if (crm_time_get_timeofday(dt, &h, &m, &s)) { snprintf(time_s, 33, "%.2u:%.2u:%.2u", h, m, s); } if (dt->offset != 0) { crm_time_get_sec(dt->offset, &h, &m, &s); } offset_s = calloc(1, 31); if ((flags & crm_time_log_with_timezone) == 0 || dt->offset == 0) { crm_trace("flags %6x %6x", flags, crm_time_log_with_timezone); snprintf(offset_s, 31, "Z"); } else { snprintf(offset_s, 24, " %c%.2u:%.2u", dt->offset < 0 ? '-' : '+', h, m); } } done: result_s = calloc(1, 100); snprintf(result_s, 100, "%s%s%s%s", date_s ? date_s : "", (date_s != NULL && time_s != NULL) ? " " : "", time_s ? time_s : "", offset_s ? offset_s : ""); cleanup: free(date_s); free(time_s); free(offset_s); crm_time_free(utc); return result_s; } static int crm_time_parse_sec(const char *time_str) { int rc; uint hour = 0; uint minute = 0; uint second = 0; rc = sscanf(time_str, "%d:%d:%d", &hour, &minute, &second); if (rc == 1) { rc = sscanf(time_str, "%2d%2d%2d", &hour, &minute, &second); } if (rc > 0 && rc < 4) { crm_trace("Got valid time: %.2d:%.2d:%.2d", hour, minute, second); if (hour >= 24) { crm_err("Invalid hour: %d", hour); } else if (minute >= 60) { crm_err("Invalid minute: %d", minute); } else if (second >= 60) { crm_err("Invalid second: %d", second); } else { second += (minute * 60); second += (hour * 60 * 60); } } else { crm_err("Bad time: %s (%d)", time_str, rc); } return second; } static int crm_time_parse_offset(const char *offset_str) { int offset = 0; tzset(); if (offset_str == NULL) { #if defined(HAVE_STRUCT_TM_TM_GMTOFF) time_t now = time(NULL); struct tm *now_tm = localtime(&now); #endif int h_offset = GMTOFF(now_tm) / (3600); int m_offset = (GMTOFF(now_tm) - (3600 * h_offset)) / (60); if (h_offset < 0 && m_offset < 0) { m_offset = 0 - m_offset; } offset += (60 * 60 * h_offset); offset += (60 * m_offset); } else if (offset_str[0] == 'Z') { } else if (offset_str[0] == '+' || offset_str[0] == '-' || isdigit((int)offset_str[0])) { gboolean negate = FALSE; if (offset_str[0] == '-') { negate = TRUE; offset_str++; } offset = crm_time_parse_sec(offset_str); if (negate) { offset = 0 - offset; } } return offset; } static crm_time_t * crm_time_parse(const char *time_str, crm_time_t * a_time) { uint h, m, s; char *offset_s = NULL; crm_time_t *dt = a_time; tzset(); if (a_time == NULL) { dt = calloc(1, sizeof(crm_time_t)); } if (time_str) { dt->seconds = crm_time_parse_sec(time_str); offset_s = strstr(time_str, "Z"); if (offset_s == NULL) { offset_s = strstr(time_str, " "); } } if (offset_s) { while (isspace(offset_s[0])) { offset_s++; } } dt->offset = crm_time_parse_offset(offset_s); crm_time_get_sec(dt->offset, &h, &m, &s); crm_trace("Got tz: %c%2.d:%.2d", dt->offset < 0 ? '-' : '+', h, m); return dt; } crm_time_t * parse_date(const char *date_str) { char *time_s; crm_time_t *dt = NULL; int year = 0; int month = 0; int week = 0; int day = 0; int rc = 0; CRM_CHECK(date_str != NULL, return NULL); CRM_CHECK(strlen(date_str) > 0, return NULL); if (date_str[0] == 'T' || date_str[2] == ':') { /* Just a time supplied - Infer current date */ dt = crm_time_new(NULL); dt = crm_time_parse(date_str, dt); goto done; } else { dt = calloc(1, sizeof(crm_time_t)); } if (safe_str_eq("epoch", date_str)) { dt->days = 1; dt->years = 1970; crm_time_log(LOG_TRACE, "Unpacked", dt, crm_time_log_date | crm_time_log_timeofday); return dt; } /* YYYY-MM-DD */ rc = sscanf(date_str, "%d-%d-%d", &year, &month, &day); if (rc == 1) { /* YYYYMMDD */ rc = sscanf(date_str, "%4d%2d%2d", &year, &month, &day); } if (rc == 3) { if (month > 12) { crm_err("Invalid month: %d", month); } else if (day > 31) { crm_err("Invalid day: %d", day); } else { dt->years = year; dt->days = get_ordinal_days(year, month, day); crm_trace("Got gergorian date: %.4d-%.3d", year, dt->days); } goto done; } /* YYYY-DDD */ rc = sscanf(date_str, "%d-%d", &year, &day); if (rc == 2) { crm_trace("Got ordinal date"); if (day > year_days(year)) { crm_err("Invalid day: %d (max=%d)", day, year_days(year)); } else { dt->days = day; dt->years = year; } goto done; } /* YYYY-Www-D */ rc = sscanf(date_str, "%d-W%d-%d", &year, &week, &day); if (rc == 3) { crm_trace("Got week date"); if (week > crm_time_weeks_in_year(year)) { crm_err("Invalid week: %d (max=%d)", week, crm_time_weeks_in_year(year)); } else if (day < 1 || day > 7) { crm_err("Invalid day: %d", day); } else { /* - * http://en.wikipedia.org/wiki/ISO_week_date + * See https://en.wikipedia.org/wiki/ISO_week_date * * Monday 29 December 2008 is written "2009-W01-1" * Sunday 3 January 2010 is written "2009-W53-7" - * * Saturday 27 September 2008 is written "2008-W37-6" * - * http://en.wikipedia.org/wiki/ISO_week_date * If 1 January is on a Monday, Tuesday, Wednesday or Thursday, it is in week 01. * If 1 January is on a Friday, Saturday or Sunday, it is in week 52 or 53 of the previous year. */ int jan1 = crm_time_january1_weekday(year); crm_trace("Jan 1 = %d", jan1); dt->years = year; crm_time_add_days(dt, (week - 1) * 7); if (jan1 <= 4) { crm_time_add_days(dt, 1 - jan1); } else { crm_time_add_days(dt, 8 - jan1); } crm_time_add_days(dt, day); } goto done; } crm_err("Couldn't parse %s", date_str); done: time_s = strstr(date_str, " "); if (time_s == NULL) { time_s = strstr(date_str, "T"); } if (dt && time_s) { time_s++; crm_time_parse(time_s, dt); } crm_time_log(LOG_TRACE, "Unpacked", dt, crm_time_log_date | crm_time_log_timeofday); CRM_CHECK(crm_time_check(dt), return NULL); return dt; } static int parse_int(const char *str, int field_width, int uppper_bound, int *result) { int lpc = 0; int offset = 0; int intermediate = 0; gboolean fraction = FALSE; gboolean negate = FALSE; CRM_CHECK(str != NULL, return FALSE); CRM_CHECK(result != NULL, return FALSE); *result = 0; if (*str == '\0') { return FALSE; } if (str[offset] == 'T') { offset++; } if (str[offset] == '.' || str[offset] == ',') { fraction = TRUE; field_width = -1; offset++; } else if (str[offset] == '-') { negate = TRUE; offset++; } else if (str[offset] == '+' || str[offset] == ':') { offset++; } for (; (fraction || lpc < field_width) && isdigit((int)str[offset]); lpc++) { if (fraction) { intermediate = (str[offset] - '0') / (10 ^ lpc); } else { *result *= 10; intermediate = str[offset] - '0'; } *result += intermediate; offset++; } if (fraction) { *result = (int)(*result * uppper_bound); } else if (uppper_bound > 0 && *result > uppper_bound) { *result = uppper_bound; } if (negate) { *result = 0 - *result; } if (lpc > 0) { crm_trace("Found int: %d. Stopped at str[%d]='%c'", *result, lpc, str[lpc]); return offset; } return 0; } crm_time_t * crm_time_parse_duration(const char *period_s) { gboolean is_time = FALSE; crm_time_t *diff = NULL; CRM_CHECK(period_s != NULL, goto bail); CRM_CHECK(strlen(period_s) > 0, goto bail); CRM_CHECK(period_s[0] == 'P', goto bail); period_s++; diff = calloc(1, sizeof(crm_time_t)); while (isspace((int)period_s[0]) == FALSE) { int an_int = 0, rc; char ch = 0; if (period_s[0] == 'T') { is_time = TRUE; period_s++; } rc = parse_int(period_s, 10, 0, &an_int); if (rc == 0) { break; } period_s += rc; ch = period_s[0]; period_s++; crm_trace("Testing %c=%d, rc=%d", ch, an_int, rc); switch (ch) { case 0: return diff; break; case 'Y': diff->years = an_int; break; case 'M': if (is_time) { /* Minutes */ diff->seconds += an_int * 60; } else { diff->months = an_int; } break; case 'W': diff->days += an_int * 7; break; case 'D': diff->days += an_int; break; case 'H': diff->seconds += an_int * 60 * 60; break; case 'S': diff->seconds += an_int; break; default: goto bail; break; } } return diff; bail: free(diff); return NULL; } crm_time_period_t * crm_time_parse_period(const char *period_str) { gboolean invalid = FALSE; const char *original = period_str; crm_time_period_t *period = NULL; CRM_CHECK(period_str != NULL, return NULL); CRM_CHECK(strlen(period_str) > 0, return NULL); tzset(); period = calloc(1, sizeof(crm_time_period_t)); if (period_str[0] == 'P') { period->diff = crm_time_parse_duration(period_str); } else { period->start = parse_date(period_str); } period_str = strstr(original, "/"); if (period_str) { CRM_CHECK(period_str[0] == '/', invalid = TRUE; goto bail); period_str++; if (period_str[0] == 'P') { period->diff = crm_time_parse_duration(period_str); } else { period->end = parse_date(period_str); } } else if (period->diff != NULL) { /* just aduration starting from now */ period->start = crm_time_new(NULL); } else { invalid = TRUE; CRM_CHECK(period_str != NULL, goto bail); } /* sanity checks */ if (period->start == NULL && period->end == NULL) { crm_err("Invalid time period: %s", original); invalid = TRUE; } else if (period->start == NULL && period->diff == NULL) { crm_err("Invalid time period: %s", original); invalid = TRUE; } else if (period->end == NULL && period->diff == NULL) { crm_err("Invalid time period: %s", original); invalid = TRUE; } bail: if (invalid) { free(period->start); free(period->end); free(period->diff); free(period); return NULL; } if (period->end == NULL && period->diff == NULL) { } if (period->start == NULL) { period->start = crm_time_subtract(period->end, period->diff); } else if (period->end == NULL) { period->end = crm_time_add(period->start, period->diff); } crm_time_check(period->start); crm_time_check(period->end); return period; } void crm_time_set(crm_time_t * target, crm_time_t * source) { crm_trace("target=%p, source=%p", target, source); CRM_CHECK(target != NULL && source != NULL, return); target->years = source->years; target->days = source->days; target->months = source->months; /* Only for durations */ target->seconds = source->seconds; target->offset = source->offset; crm_time_log(LOG_TRACE, "source", source, crm_time_log_date | crm_time_log_timeofday | crm_time_log_with_timezone); crm_time_log(LOG_TRACE, "target", target, crm_time_log_date | crm_time_log_timeofday | crm_time_log_with_timezone); } static void ha_set_tm_time(crm_time_t * target, struct tm *source) { int h_offset = 0; int m_offset = 0; /* Ensure target is fully initialized */ target->years = 0; target->months = 0; target->days = 0; target->seconds = 0; target->offset = 0; target->duration = FALSE; if (source->tm_year > 0) { /* years since 1900 */ target->years = 1900 + source->tm_year; } if (source->tm_yday >= 0) { /* days since January 1 [0-365] */ target->days = 1 + source->tm_yday; } if (source->tm_hour >= 0) { target->seconds += 60 * 60 * source->tm_hour; } if (source->tm_min >= 0) { target->seconds += 60 * source->tm_min; } if (source->tm_sec >= 0) { target->seconds += source->tm_sec; } /* tm_gmtoff == offset from UTC in seconds */ h_offset = GMTOFF(source) / (3600); m_offset = (GMTOFF(source) - (3600 * h_offset)) / (60); crm_trace("Offset (s): %ld, offset (hh:mm): %.2d:%.2d", GMTOFF(source), h_offset, m_offset); target->offset += 60 * 60 * h_offset; target->offset += 60 * m_offset; } void crm_time_set_timet(crm_time_t * target, time_t * source) { ha_set_tm_time(target, localtime(source)); } crm_time_t * crm_time_add(crm_time_t * dt, crm_time_t * value) { crm_time_t *utc = NULL; crm_time_t *answer = NULL; CRM_CHECK(dt != NULL && value != NULL, return NULL); answer = calloc(1, sizeof(crm_time_t)); crm_time_set(answer, dt); utc = crm_get_utc_time(value); answer->years += utc->years; crm_time_add_months(answer, utc->months); crm_time_add_days(answer, utc->days); crm_time_add_seconds(answer, utc->seconds); crm_time_free(utc); return answer; } crm_time_t * crm_time_calculate_duration(crm_time_t * dt, crm_time_t * value) { crm_time_t *utc = NULL; crm_time_t *answer = NULL; CRM_CHECK(dt != NULL && value != NULL, return NULL); utc = crm_get_utc_time(value); answer = crm_get_utc_time(dt); answer->duration = TRUE; answer->years -= utc->years; if(utc->months != 0) { crm_time_add_months(answer, -utc->months); } crm_time_add_days(answer, -utc->days); crm_time_add_seconds(answer, -utc->seconds); crm_time_free(utc); return answer; } crm_time_t * crm_time_subtract(crm_time_t * dt, crm_time_t * value) { crm_time_t *utc = NULL; crm_time_t *answer = NULL; CRM_CHECK(dt != NULL && value != NULL, return NULL); answer = calloc(1, sizeof(crm_time_t)); crm_time_set(answer, dt); utc = crm_get_utc_time(value); answer->years -= utc->years; if(utc->months != 0) { crm_time_add_months(answer, -utc->months); } crm_time_add_days(answer, -utc->days); crm_time_add_seconds(answer, -utc->seconds); return answer; } bool crm_time_check(crm_time_t * dt) { int ydays = 0; CRM_CHECK(dt != NULL, return FALSE); ydays = year_days(dt->years); crm_trace("max ydays: %d", ydays); CRM_CHECK(dt->days > 0, return FALSE); CRM_CHECK(dt->days <= ydays, return FALSE); CRM_CHECK(dt->seconds >= 0, return FALSE); CRM_CHECK(dt->seconds < 24 * 60 * 60, return FALSE); return TRUE; } #define do_cmp_field(l, r, field) \ if(rc == 0) { \ if(l->field > r->field) { \ crm_trace("%s: %d > %d", \ #field, l->field, r->field); \ rc = 1; \ } else if(l->field < r->field) { \ crm_trace("%s: %d < %d", \ #field, l->field, r->field); \ rc = -1; \ } \ } int crm_time_compare(crm_time_t * a, crm_time_t * b) { int rc = 0; crm_time_t *t1 = NULL; crm_time_t *t2 = NULL; if (a == NULL && b == NULL) { return 0; } else if (a == NULL) { return -1; } else if (b == NULL) { return 1; } t1 = crm_get_utc_time(a); t2 = crm_get_utc_time(b); do_cmp_field(t1, t2, years); do_cmp_field(t1, t2, days); do_cmp_field(t1, t2, seconds); crm_time_free(t1); crm_time_free(t2); return rc; } void crm_time_add_seconds(crm_time_t * a_time, int extra) { int days = 0; int seconds = 24 * 60 * 60; crm_trace("Adding %d seconds to %d (max=%d)", extra, a_time->seconds, seconds); a_time->seconds += extra; while (a_time->seconds >= seconds) { a_time->seconds -= seconds; days++; } while (a_time->seconds < 0) { a_time->seconds += seconds; days--; } crm_time_add_days(a_time, days); } void crm_time_add_days(crm_time_t * a_time, int extra) { int lower_bound = 1; int ydays = crm_time_leapyear(a_time->years) ? 366 : 365; crm_trace("Adding %d days to %.4d-%.3d", extra, a_time->years, a_time->days); a_time->days += extra; while (a_time->days > ydays) { a_time->years++; a_time->days -= ydays; ydays = crm_time_leapyear(a_time->years) ? 366 : 365; } if(a_time->duration) { lower_bound = 0; } while (a_time->days < lower_bound) { a_time->years--; a_time->days += crm_time_leapyear(a_time->years) ? 366 : 365; } } void crm_time_add_months(crm_time_t * a_time, int extra) { int lpc; uint32_t y, m, d, dmax; crm_time_get_gregorian(a_time, &y, &m, &d); crm_trace("Adding %d months to %.4d-%.2d-%.2d", extra, y, m, d); if (extra > 0) { for (lpc = extra; lpc > 0; lpc--) { m++; if (m == 13) { m = 1; y++; } } } else { for (lpc = -extra; lpc > 0; lpc--) { m--; if (m == 0) { m = 12; y--; } } } dmax = crm_time_days_in_month(m, y); if (dmax < d) { /* Preserve day-of-month unless the month doesn't have enough days */ d = dmax; } crm_trace("Calculated %.4d-%.2d-%.2d", y, m, d); a_time->years = y; a_time->days = get_ordinal_days(y, m, d); crm_time_get_gregorian(a_time, &y, &m, &d); crm_trace("Got %.4d-%.2d-%.2d", y, m, d); } void crm_time_add_minutes(crm_time_t * a_time, int extra) { crm_time_add_seconds(a_time, extra * 60); } void crm_time_add_hours(crm_time_t * a_time, int extra) { crm_time_add_seconds(a_time, extra * 60 * 60); } void crm_time_add_weeks(crm_time_t * a_time, int extra) { crm_time_add_days(a_time, extra * 7); } void crm_time_add_years(crm_time_t * a_time, int extra) { a_time->years += extra; } static void ha_get_tm_time( struct tm *target, crm_time_t *source) { *target = (struct tm) { .tm_year = source->years - 1900, .tm_mday = source->days, .tm_sec = source->seconds % 60, .tm_min = ( source->seconds / 60 ) % 60, .tm_hour = source->seconds / 60 / 60, .tm_isdst = -1, /* don't adjust */ #if defined(HAVE_STRUCT_TM_TM_GMTOFF) .tm_gmtoff = source->offset #endif }; mktime(target); } crm_time_hr_t * crm_time_hr_convert(crm_time_hr_t *target, crm_time_t *dt) { crm_time_hr_t *hr_dt = NULL; if (dt) { hr_dt = target?target:calloc(1, sizeof(crm_time_hr_t)); if (hr_dt) { *hr_dt = (crm_time_hr_t) { .years = dt->years, .months = dt->months, .days = dt->days, .seconds = dt->seconds, .offset = dt->offset, .duration = dt->duration }; } } return hr_dt; } void crm_time_set_hr_dt(crm_time_t *target, crm_time_hr_t *hr_dt) { CRM_ASSERT((hr_dt) && (target)); *target = (crm_time_t) { .years = hr_dt->years, .months = hr_dt->months, .days = hr_dt->days, .seconds = hr_dt->seconds, .offset = hr_dt->offset, .duration = hr_dt->duration }; } crm_time_hr_t * crm_time_timeval_hr_convert(crm_time_hr_t *target, struct timeval *tv) { crm_time_t dt; crm_time_hr_t *ret; crm_time_set_timet(&dt, &tv->tv_sec); ret = crm_time_hr_convert(target, &dt); if (ret) { ret->useconds = tv->tv_usec; } return ret; } crm_time_hr_t * crm_time_hr_new(const char *date_time) { crm_time_hr_t *hr_dt = NULL; struct timeval tv_now; if (!date_time) { if (gettimeofday(&tv_now, NULL) == 0) { hr_dt = crm_time_timeval_hr_convert(NULL, &tv_now); } } else { crm_time_t *dt; dt = parse_date(date_time); hr_dt = crm_time_hr_convert(NULL, dt); crm_time_free(dt); } return hr_dt; } void crm_time_hr_free(crm_time_hr_t * hr_dt) { free(hr_dt); } char * crm_time_format_hr(const char *format, crm_time_hr_t * hr_dt) { const char *mark_s; int max = 128, scanned_pos = 0, printed_pos = 0, fmt_pos = 0, date_len = 0, nano_digits = 0; char nano_s[10], date_s[max+1], nanofmt_s[5] = "%", *tmp_fmt_s; struct tm tm; crm_time_t dt; if (!format) { return NULL; } crm_time_set_hr_dt(&dt, hr_dt); ha_get_tm_time(&tm, &dt); sprintf(nano_s, "%06d000", hr_dt->useconds); while ((format[scanned_pos]) != '\0') { mark_s = strchr(&format[scanned_pos], '%'); if (mark_s) { int fmt_len = 1; fmt_pos = mark_s - format; while ((format[fmt_pos+fmt_len] != '\0') && (format[fmt_pos+fmt_len] >= '0') && (format[fmt_pos+fmt_len] <= '9')) { fmt_len++; } scanned_pos = fmt_pos + fmt_len + 1; if (format[fmt_pos+fmt_len] == 'N') { nano_digits = atoi(&format[fmt_pos+1]); nano_digits = (nano_digits > 6)?6:nano_digits; nano_digits = (nano_digits < 0)?0:nano_digits; sprintf(&nanofmt_s[1], ".%ds", nano_digits); } else { if (format[scanned_pos] != '\0') { continue; } fmt_pos = scanned_pos; /* print till end */ } } else { scanned_pos = strlen(format); fmt_pos = scanned_pos; /* print till end */ } tmp_fmt_s = strndup(&format[printed_pos], fmt_pos - printed_pos); #ifdef GCC_FORMAT_NONLITERAL_CHECKING_ENABLED #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Wformat-nonliteral" #endif date_len += strftime(&date_s[date_len], max-date_len, tmp_fmt_s, &tm); #ifdef GCC_FORMAT_NONLITERAL_CHECKING_ENABLED #pragma GCC diagnostic pop #endif printed_pos = scanned_pos; free(tmp_fmt_s); if (nano_digits) { #ifdef GCC_FORMAT_NONLITERAL_CHECKING_ENABLED #pragma GCC diagnostic push #pragma GCC diagnostic ignored "-Wformat-nonliteral" #endif date_len += snprintf(&date_s[date_len], max-date_len, nanofmt_s, nano_s); #ifdef GCC_FORMAT_NONLITERAL_CHECKING_ENABLED #pragma GCC diagnostic pop #endif nano_digits = 0; } } return (date_len == 0)?NULL:strdup(date_s); } diff --git a/lib/common/results.c b/lib/common/results.c index cf79cd6e08..553a4b153b 100644 --- a/lib/common/results.c +++ b/lib/common/results.c @@ -1,497 +1,495 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #include #ifndef _GNU_SOURCE # define _GNU_SOURCE #endif #include #include #include #include #include #include #include const char * pcmk_errorname(int rc) { int error = abs(rc); switch (error) { case E2BIG: return "E2BIG"; case EACCES: return "EACCES"; case EADDRINUSE: return "EADDRINUSE"; case EADDRNOTAVAIL: return "EADDRNOTAVAIL"; case EAFNOSUPPORT: return "EAFNOSUPPORT"; case EAGAIN: return "EAGAIN"; case EALREADY: return "EALREADY"; case EBADF: return "EBADF"; case EBADMSG: return "EBADMSG"; case EBUSY: return "EBUSY"; case ECANCELED: return "ECANCELED"; case ECHILD: return "ECHILD"; case ECOMM: return "ECOMM"; case ECONNABORTED: return "ECONNABORTED"; case ECONNREFUSED: return "ECONNREFUSED"; case ECONNRESET: return "ECONNRESET"; /* case EDEADLK: return "EDEADLK"; */ case EDESTADDRREQ: return "EDESTADDRREQ"; case EDOM: return "EDOM"; case EDQUOT: return "EDQUOT"; case EEXIST: return "EEXIST"; case EFAULT: return "EFAULT"; case EFBIG: return "EFBIG"; case EHOSTDOWN: return "EHOSTDOWN"; case EHOSTUNREACH: return "EHOSTUNREACH"; case EIDRM: return "EIDRM"; case EILSEQ: return "EILSEQ"; case EINPROGRESS: return "EINPROGRESS"; case EINTR: return "EINTR"; case EINVAL: return "EINVAL"; case EIO: return "EIO"; case EISCONN: return "EISCONN"; case EISDIR: return "EISDIR"; case ELIBACC: return "ELIBACC"; case ELOOP: return "ELOOP"; case EMFILE: return "EMFILE"; case EMLINK: return "EMLINK"; case EMSGSIZE: return "EMSGSIZE"; #ifdef EMULTIHOP // Not available on OpenBSD case EMULTIHOP: return "EMULTIHOP"; #endif case ENAMETOOLONG: return "ENAMETOOLONG"; case ENETDOWN: return "ENETDOWN"; case ENETRESET: return "ENETRESET"; case ENETUNREACH: return "ENETUNREACH"; case ENFILE: return "ENFILE"; case ENOBUFS: return "ENOBUFS"; case ENODATA: return "ENODATA"; case ENODEV: return "ENODEV"; case ENOENT: return "ENOENT"; case ENOEXEC: return "ENOEXEC"; case ENOKEY: return "ENOKEY"; case ENOLCK: return "ENOLCK"; #ifdef ENOLINK // Not available on OpenBSD case ENOLINK: return "ENOLINK"; #endif case ENOMEM: return "ENOMEM"; case ENOMSG: return "ENOMSG"; case ENOPROTOOPT: return "ENOPROTOOPT"; case ENOSPC: return "ENOSPC"; case ENOSR: return "ENOSR"; case ENOSTR: return "ENOSTR"; case ENOSYS: return "ENOSYS"; case ENOTBLK: return "ENOTBLK"; case ENOTCONN: return "ENOTCONN"; case ENOTDIR: return "ENOTDIR"; case ENOTEMPTY: return "ENOTEMPTY"; case ENOTSOCK: return "ENOTSOCK"; /* case ENOTSUP: return "ENOTSUP"; */ case ENOTTY: return "ENOTTY"; case ENOTUNIQ: return "ENOTUNIQ"; case ENXIO: return "ENXIO"; case EOPNOTSUPP: return "EOPNOTSUPP"; case EOVERFLOW: return "EOVERFLOW"; case EPERM: return "EPERM"; case EPFNOSUPPORT: return "EPFNOSUPPORT"; case EPIPE: return "EPIPE"; case EPROTO: return "EPROTO"; case EPROTONOSUPPORT: return "EPROTONOSUPPORT"; case EPROTOTYPE: return "EPROTOTYPE"; case ERANGE: return "ERANGE"; case EREMOTE: return "EREMOTE"; case EREMOTEIO: return "EREMOTEIO"; case EROFS: return "EROFS"; case ESHUTDOWN: return "ESHUTDOWN"; case ESPIPE: return "ESPIPE"; case ESOCKTNOSUPPORT: return "ESOCKTNOSUPPORT"; case ESRCH: return "ESRCH"; case ESTALE: return "ESTALE"; case ETIME: return "ETIME"; case ETIMEDOUT: return "ETIMEDOUT"; case ETXTBSY: return "ETXTBSY"; case EUNATCH: return "EUNATCH"; case EUSERS: return "EUSERS"; /* case EWOULDBLOCK: return "EWOULDBLOCK"; */ case EXDEV: return "EXDEV"; #ifdef EBADE /* Not available on OSX */ case EBADE: return "EBADE"; case EBADFD: return "EBADFD"; case EBADSLT: return "EBADSLT"; case EDEADLOCK: return "EDEADLOCK"; case EBADR: return "EBADR"; case EBADRQC: return "EBADRQC"; case ECHRNG: return "ECHRNG"; #ifdef EISNAM /* Not available on Illumos/Solaris */ case EISNAM: return "EISNAM"; case EKEYEXPIRED: return "EKEYEXPIRED"; case EKEYREJECTED: return "EKEYREJECTED"; case EKEYREVOKED: return "EKEYREVOKED"; #endif case EL2HLT: return "EL2HLT"; case EL2NSYNC: return "EL2NSYNC"; case EL3HLT: return "EL3HLT"; case EL3RST: return "EL3RST"; case ELIBBAD: return "ELIBBAD"; case ELIBMAX: return "ELIBMAX"; case ELIBSCN: return "ELIBSCN"; case ELIBEXEC: return "ELIBEXEC"; #ifdef ENOMEDIUM /* Not available on Illumos/Solaris */ case ENOMEDIUM: return "ENOMEDIUM"; case EMEDIUMTYPE: return "EMEDIUMTYPE"; #endif case ENONET: return "ENONET"; case ENOPKG: return "ENOPKG"; case EREMCHG: return "EREMCHG"; case ERESTART: return "ERESTART"; case ESTRPIPE: return "ESTRPIPE"; #ifdef EUCLEAN /* Not available on Illumos/Solaris */ case EUCLEAN: return "EUCLEAN"; #endif case EXFULL: return "EXFULL"; #endif case pcmk_err_generic: return "pcmk_err_generic"; case pcmk_err_no_quorum: return "pcmk_err_no_quorum"; case pcmk_err_schema_validation: return "pcmk_err_schema_validation"; case pcmk_err_transform_failed: return "pcmk_err_transform_failed"; case pcmk_err_old_data: return "pcmk_err_old_data"; case pcmk_err_diff_failed: return "pcmk_err_diff_failed"; case pcmk_err_diff_resync: return "pcmk_err_diff_resync"; case pcmk_err_cib_modified: return "pcmk_err_cib_modified"; case pcmk_err_cib_backup: return "pcmk_err_cib_backup"; case pcmk_err_cib_save: return "pcmk_err_cib_save"; case pcmk_err_cib_corrupt: return "pcmk_err_cib_corrupt"; case pcmk_err_multiple: return "pcmk_err_multiple"; case pcmk_err_node_unknown: return "pcmk_err_node_unknown"; case pcmk_err_already: return "pcmk_err_already"; case pcmk_err_bad_nvpair: return "pcmk_err_bad_nvpair"; } return "Unknown"; } const char * pcmk_strerror(int rc) { int error = abs(rc); if (error == 0) { return "OK"; } else if (error < PCMK_ERROR_OFFSET) { return strerror(error); } switch (error) { case pcmk_err_generic: return "Generic Pacemaker error"; case pcmk_err_no_quorum: return "Operation requires quorum"; case pcmk_err_schema_validation: return "Update does not conform to the configured schema"; case pcmk_err_transform_failed: return "Schema transform failed"; case pcmk_err_old_data: return "Update was older than existing configuration"; case pcmk_err_diff_failed: return "Application of an update diff failed"; case pcmk_err_diff_resync: return "Application of an update diff failed, requesting a full refresh"; case pcmk_err_cib_modified: return "The on-disk configuration was manually modified"; case pcmk_err_cib_backup: return "Could not archive the previous configuration"; case pcmk_err_cib_save: return "Could not save the new configuration to disk"; case pcmk_err_cib_corrupt: return "Could not parse on-disk configuration"; case pcmk_err_multiple: return "Resource active on multiple nodes"; case pcmk_err_node_unknown: return "Node not found"; case pcmk_err_already: return "Situation already as requested"; case pcmk_err_bad_nvpair: return "Bad name/value pair given"; case pcmk_err_schema_unchanged: return "Schema is already the latest available"; /* The following cases will only be hit on systems for which they are non-standard */ /* coverity[dead_error_condition] False positive on non-Linux */ case ENOTUNIQ: return "Name not unique on network"; /* coverity[dead_error_condition] False positive on non-Linux */ case ECOMM: return "Communication error on send"; /* coverity[dead_error_condition] False positive on non-Linux */ case ELIBACC: return "Can not access a needed shared library"; /* coverity[dead_error_condition] False positive on non-Linux */ case EREMOTEIO: return "Remote I/O error"; /* coverity[dead_error_condition] False positive on non-Linux */ case EUNATCH: return "Protocol driver not attached"; /* coverity[dead_error_condition] False positive on non-Linux */ case ENOKEY: return "Required key not available"; } crm_err("Unknown error code: %d", rc); return "Unknown error"; } const char * crm_exit_name(crm_exit_t exit_code) { switch (exit_code) { case CRM_EX_OK: return "CRM_EX_OK"; case CRM_EX_ERROR: return "CRM_EX_ERROR"; case CRM_EX_INVALID_PARAM: return "CRM_EX_INVALID_PARAM"; case CRM_EX_UNIMPLEMENT_FEATURE: return "CRM_EX_UNIMPLEMENT_FEATURE"; case CRM_EX_INSUFFICIENT_PRIV: return "CRM_EX_INSUFFICIENT_PRIV"; case CRM_EX_NOT_INSTALLED: return "CRM_EX_NOT_INSTALLED"; case CRM_EX_NOT_CONFIGURED: return "CRM_EX_NOT_CONFIGURED"; case CRM_EX_NOT_RUNNING: return "CRM_EX_NOT_RUNNING"; case CRM_EX_USAGE: return "CRM_EX_USAGE"; case CRM_EX_DATAERR: return "CRM_EX_DATAERR"; case CRM_EX_NOINPUT: return "CRM_EX_NOINPUT"; case CRM_EX_NOUSER: return "CRM_EX_NOUSER"; case CRM_EX_NOHOST: return "CRM_EX_NOHOST"; case CRM_EX_UNAVAILABLE: return "CRM_EX_UNAVAILABLE"; case CRM_EX_SOFTWARE: return "CRM_EX_SOFTWARE"; case CRM_EX_OSERR: return "CRM_EX_OSERR"; case CRM_EX_OSFILE: return "CRM_EX_OSFILE"; case CRM_EX_CANTCREAT: return "CRM_EX_CANTCREAT"; case CRM_EX_IOERR: return "CRM_EX_IOERR"; case CRM_EX_TEMPFAIL: return "CRM_EX_TEMPFAIL"; case CRM_EX_PROTOCOL: return "CRM_EX_PROTOCOL"; case CRM_EX_NOPERM: return "CRM_EX_NOPERM"; case CRM_EX_CONFIG: return "CRM_EX_CONFIG"; case CRM_EX_FATAL: return "CRM_EX_FATAL"; case CRM_EX_PANIC: return "CRM_EX_PANIC"; case CRM_EX_DISCONNECT: return "CRM_EX_DISCONNECT"; case CRM_EX_DIGEST: return "CRM_EX_DIGEST"; case CRM_EX_NOSUCH: return "CRM_EX_NOSUCH"; case CRM_EX_QUORUM: return "CRM_EX_QUORUM"; case CRM_EX_UNSAFE: return "CRM_EX_UNSAFE"; case CRM_EX_EXISTS: return "CRM_EX_EXISTS"; case CRM_EX_MULTIPLE: return "CRM_EX_MULTIPLE"; case CRM_EX_EXPIRED: return "CRM_EX_EXPIRED"; case CRM_EX_NOT_YET_IN_EFFECT: return "CRM_EX_NOT_YET_IN_EFFECT"; case CRM_EX_INDETERMINATE: return "CRM_EX_INDETERMINATE"; case CRM_EX_OLD: return "CRM_EX_OLD"; case CRM_EX_TIMEOUT: return "CRM_EX_TIMEOUT"; case CRM_EX_MAX: return "CRM_EX_UNKNOWN"; } return "CRM_EX_UNKNOWN"; } const char * crm_exit_str(crm_exit_t exit_code) { switch (exit_code) { case CRM_EX_OK: return "OK"; case CRM_EX_ERROR: return "Error occurred"; case CRM_EX_INVALID_PARAM: return "Invalid parameter"; case CRM_EX_UNIMPLEMENT_FEATURE: return "Unimplemented"; case CRM_EX_INSUFFICIENT_PRIV: return "Insufficient privileges"; case CRM_EX_NOT_INSTALLED: return "Not installed"; case CRM_EX_NOT_CONFIGURED: return "Not configured"; case CRM_EX_NOT_RUNNING: return "Not running"; case CRM_EX_USAGE: return "Incorrect usage"; case CRM_EX_DATAERR: return "Invalid data given"; case CRM_EX_NOINPUT: return "Input file not available"; case CRM_EX_NOUSER: return "User does not exist"; case CRM_EX_NOHOST: return "Host does not exist"; case CRM_EX_UNAVAILABLE: return "Necessary service unavailable"; case CRM_EX_SOFTWARE: return "Internal software bug"; case CRM_EX_OSERR: return "Operating system error occurred"; case CRM_EX_OSFILE: return "System file not available"; case CRM_EX_CANTCREAT: return "Cannot create output file"; case CRM_EX_IOERR: return "I/O error occurred"; case CRM_EX_TEMPFAIL: return "Temporary failure, try again"; case CRM_EX_PROTOCOL: return "Protocol violated"; case CRM_EX_NOPERM: return "Insufficient privileges"; case CRM_EX_CONFIG: return "Invalid configuration"; case CRM_EX_FATAL: return "Fatal error occurred, will not respawn"; case CRM_EX_PANIC: return "System panic required"; case CRM_EX_DISCONNECT: return "Not connected"; case CRM_EX_DIGEST: return "Digest mismatch"; case CRM_EX_NOSUCH: return "No such object"; case CRM_EX_QUORUM: return "Quorum required"; case CRM_EX_UNSAFE: return "Operation not safe"; case CRM_EX_EXISTS: return "Requested item already exists"; case CRM_EX_MULTIPLE: return "Multiple items match request"; case CRM_EX_EXPIRED: return "Requested item has expired"; case CRM_EX_NOT_YET_IN_EFFECT: return "Requested item is not yet in effect"; case CRM_EX_INDETERMINATE: return "Could not determine status"; case CRM_EX_OLD: return "Update was older than existing configuration"; case CRM_EX_TIMEOUT: return "Timeout occurred"; case CRM_EX_MAX: return "Error occurred"; } if (exit_code > 128) { return "Interrupted by signal"; } return "Unknown exit status"; } /*! * \brief Map an errno to a similar exit status * * \param[in] errno Error number to map * * \return Exit status corresponding to errno */ crm_exit_t crm_errno2exit(int rc) { rc = abs(rc); // Convenience for functions that return -errno if (rc == EOPNOTSUPP) { rc = ENOTSUP; // Values are same on Linux, can't use both in case } switch (rc) { case pcmk_ok: return CRM_EX_OK; case pcmk_err_no_quorum: return CRM_EX_QUORUM; case pcmk_err_old_data: return CRM_EX_OLD; case pcmk_err_schema_validation: case pcmk_err_transform_failed: return CRM_EX_CONFIG; case pcmk_err_bad_nvpair: return CRM_EX_INVALID_PARAM; case EACCES: return CRM_EX_INSUFFICIENT_PRIV; case EBADF: case EINVAL: case EFAULT: case ENOSYS: case EOVERFLOW: return CRM_EX_SOFTWARE; case EBADMSG: case EMSGSIZE: case ENOMSG: case ENOPROTOOPT: case EPROTO: case EPROTONOSUPPORT: case EPROTOTYPE: return CRM_EX_PROTOCOL; case ECOMM: case ENOMEM: return CRM_EX_OSERR; case ECONNABORTED: case ECONNREFUSED: case ECONNRESET: case ENOTCONN: return CRM_EX_DISCONNECT; case EEXIST: case pcmk_err_already: return CRM_EX_EXISTS; case EIO: return CRM_EX_IOERR; case ENOTSUP: return CRM_EX_UNIMPLEMENT_FEATURE; case ENOTUNIQ: case pcmk_err_multiple: return CRM_EX_MULTIPLE; case ENXIO: case pcmk_err_node_unknown: return CRM_EX_NOSUCH; case ETIME: case ETIMEDOUT: return CRM_EX_TIMEOUT; default: return CRM_EX_ERROR; } } const char * bz2_strerror(int rc) { - /* http://www.bzip.org/1.0.3/html/err-handling.html */ + // See ftp://sources.redhat.com/pub/bzip2/docs/manual_3.html#SEC17 switch (rc) { case BZ_OK: case BZ_RUN_OK: case BZ_FLUSH_OK: case BZ_FINISH_OK: case BZ_STREAM_END: return "Ok"; case BZ_CONFIG_ERROR: return "libbz2 has been improperly compiled on your platform"; case BZ_SEQUENCE_ERROR: return "library functions called in the wrong order"; case BZ_PARAM_ERROR: return "parameter is out of range or otherwise incorrect"; case BZ_MEM_ERROR: return "memory allocation failed"; case BZ_DATA_ERROR: return "data integrity error is detected during decompression"; case BZ_DATA_ERROR_MAGIC: return "the compressed stream does not start with the correct magic bytes"; case BZ_IO_ERROR: return "error reading or writing in the compressed file"; case BZ_UNEXPECTED_EOF: return "compressed file finishes before the logical end of stream is detected"; case BZ_OUTBUFF_FULL: return "output data will not fit into the buffer provided"; } return "Unknown error"; } crm_exit_t crm_exit(crm_exit_t rc) { /* A compiler could theoretically use any type for crm_exit_t, but an int * should always hold it, so cast to int to keep static analysis happy. */ if ((((int) rc) < 0) || (((int) rc) > CRM_EX_MAX)) { rc = CRM_EX_ERROR; } mainloop_cleanup(); crm_xml_cleanup(); qb_log_fini(); crm_args_fini(); if (crm_system_name) { crm_info("Exiting %s " CRM_XS " with status %d", crm_system_name, rc); free(crm_system_name); } else { crm_trace("Exiting with status %d", rc); } exit(rc); - return rc; /* Can never happen, but allows return crm_exit(rc) - * where "return rc" was used previously - which - * keeps compilers happy. - */ } diff --git a/lib/common/strings.c b/lib/common/strings.c index 9b53fe9378..ec06ba0b5b 100644 --- a/lib/common/strings.c +++ b/lib/common/strings.c @@ -1,497 +1,499 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #include #ifndef _GNU_SOURCE # define _GNU_SOURCE #endif #include #include #include #include #include #include char * crm_itoa_stack(int an_int, char *buffer, size_t len) { if (buffer != NULL) { snprintf(buffer, len, "%d", an_int); } return buffer; } long long crm_int_helper(const char *text, char **end_text) { long long result = -1; char *local_end_text = NULL; int saved_errno = 0; errno = 0; if (text != NULL) { #ifdef ANSI_ONLY if (end_text != NULL) { result = strtol(text, end_text, 10); } else { result = strtol(text, &local_end_text, 10); } #else if (end_text != NULL) { result = strtoll(text, end_text, 10); } else { result = strtoll(text, &local_end_text, 10); } #endif saved_errno = errno; if (errno == EINVAL) { crm_err("Conversion of %s failed", text); result = -1; } else if (errno == ERANGE) { crm_err("Conversion of %s was clipped: %lld", text, result); } else if (errno != 0) { crm_perror(LOG_ERR, "Conversion of %s failed", text); } if (local_end_text != NULL && local_end_text[0] != '\0') { crm_err("Characters left over after parsing '%s': '%s'", text, local_end_text); } errno = saved_errno; } return result; } /*! * \brief Parse a long long integer value from a string * * \param[in] text The string to parse * \param[in] default_text Default string to parse if text is NULL * * \return Parsed value on success, -1 (and set errno) on error */ long long crm_parse_ll(const char *text, const char *default_text) { if (text == NULL) { text = default_text; if (text == NULL) { crm_err("No default conversion value supplied"); errno = EINVAL; return -1; } } return crm_int_helper(text, NULL); } /*! * \brief Parse an integer value from a string * * \param[in] text The string to parse * \param[in] default_text Default string to parse if text is NULL * * \return Parsed value on success, -1 (and set errno) on error */ int crm_parse_int(const char *text, const char *default_text) { long long result = crm_parse_ll(text, default_text); if ((result < INT_MIN) || (result > INT_MAX)) { errno = ERANGE; return -1; } return (int) result; } /*! * \internal * \brief Parse a milliseconds value (without units) from a string * * \param[in] text String to parse * * \return Milliseconds on success, 0 otherwise (and errno will be set) */ guint crm_parse_ms(const char *text) { if (text) { long long ms = crm_int_helper(text, NULL); if ((ms < 0) || (ms > G_MAXUINT)) { errno = ERANGE; } return errno? 0 : (guint) ms; } return 0; } gboolean safe_str_neq(const char *a, const char *b) { if (a == b) { return FALSE; } else if (a == NULL || b == NULL) { return TRUE; } else if (strcasecmp(a, b) == 0) { return FALSE; } return TRUE; } gboolean crm_is_true(const char *s) { gboolean ret = FALSE; if (s != NULL) { crm_str_to_boolean(s, &ret); } return ret; } int crm_str_to_boolean(const char *s, int *ret) { if (s == NULL) { return -1; } else if (strcasecmp(s, "true") == 0 || strcasecmp(s, "on") == 0 || strcasecmp(s, "yes") == 0 || strcasecmp(s, "y") == 0 || strcasecmp(s, "1") == 0) { *ret = TRUE; return 1; } else if (strcasecmp(s, "false") == 0 || strcasecmp(s, "off") == 0 || strcasecmp(s, "no") == 0 || strcasecmp(s, "n") == 0 || strcasecmp(s, "0") == 0) { *ret = FALSE; return 1; } return -1; } char * crm_strip_trailing_newline(char *str) { int len; if (str == NULL) { return str; } for (len = strlen(str) - 1; len >= 0 && str[len] == '\n'; len--) { str[len] = '\0'; } return str; } gboolean crm_str_eq(const char *a, const char *b, gboolean use_case) { if (use_case) { return g_strcmp0(a, b) == 0; /* TODO - Figure out which calls, if any, really need to be case independent */ } else if (a == b) { return TRUE; } else if (a == NULL || b == NULL) { /* shouldn't be comparing NULLs */ return FALSE; } else if (strcasecmp(a, b) == 0) { return TRUE; } return FALSE; } static inline const char * null2emptystr(const char *); static inline const char * null2emptystr(const char *input) { return (input == NULL) ? "" : input; } /*! * \brief Check whether a string starts with a certain sequence * * \param[in] str String to check * \param[in] match Sequence to match against beginning of \p str * * \return \c TRUE if \p str begins with match, \c FALSE otherwise * \note This is equivalent to !strncmp(s, prefix, strlen(prefix)) * but is likely less efficient when prefix is a string literal * if the compiler optimizes away the strlen() at compile time, * and more efficient otherwise. */ bool crm_starts_with(const char *str, const char *prefix) { const char *s = str; const char *p = prefix; if (!s || !p) { return FALSE; } while (*s && *p) { if (*s++ != *p++) { return FALSE; } } return (*p == 0); } static inline int crm_ends_with_internal(const char *, const char *, gboolean); static inline int crm_ends_with_internal(const char *s, const char *match, gboolean as_extension) { if ((s == NULL) || (match == NULL)) { return 0; } else { size_t slen, mlen; if (match[0] != '\0' && (as_extension /* following commented out for inefficiency: || strchr(&match[1], match[0]) == NULL */)) return !strcmp(null2emptystr(strrchr(s, match[0])), match); if ((mlen = strlen(match)) == 0) return 1; slen = strlen(s); return ((slen >= mlen) && !strcmp(s + slen - mlen, match)); } } /*! * \internal * \brief Check whether a string ends with a certain sequence * * \param[in] s String to check * \param[in] match Sequence to match against end of \p s * * \return \c TRUE if \p s ends (verbatim, i.e., case sensitively) * with match (including empty string), \c FALSE otherwise * * \see crm_ends_with_ext() */ gboolean crm_ends_with(const char *s, const char *match) { return crm_ends_with_internal(s, match, FALSE); } /*! * \internal * \brief Check whether a string ends with a certain "extension" * * \param[in] s String to check * \param[in] match Extension to match against end of \p s, that is, * its first character must not occur anywhere * in the rest of that very sequence (example: file * extension where the last dot is its delimiter, * e.g., ".html"); incorrect results may be * returned otherwise. * * \return \c TRUE if \p s ends (verbatim, i.e., case sensitively) * with "extension" designated as \p match (including empty * string), \c FALSE otherwise * * \note Main incentive to prefer this function over \c crm_ends_with * where possible is the efficiency (at the cost of added * restriction on \p match as stated; the complexity class * remains the same, though: BigO(M+N) vs. BigO(M+2N)). * * \see crm_ends_with() */ gboolean crm_ends_with_ext(const char *s, const char *match) { return crm_ends_with_internal(s, match, TRUE); } /* * This re-implements g_str_hash as it was prior to glib2-2.28: * - * http://git.gnome.org/browse/glib/commit/?id=354d655ba8a54b754cb5a3efb42767327775696c + * https://gitlab.gnome.org/GNOME/glib/commit/354d655ba8a54b754cb5a3efb42767327775696c * * Note that the new g_str_hash is presumably a *better* hash (it's actually * a correct implementation of DJB's hash), but we need to preserve existing * behaviour, because the hash key ultimately determines the "sort" order * when iterating through GHashTables, which affects allocation of scores to * clone instances when iterating through rsc->allowed_nodes. It (somehow) * also appears to have some minor impact on the ordering of a few * pseudo_event IDs in the transition graph. */ guint g_str_hash_traditional(gconstpointer v) { const signed char *p; guint32 h = 0; for (p = v; *p != '\0'; p++) h = (h << 5) - h + *p; return h; } /* used with hash tables where case does not matter */ gboolean crm_strcase_equal(gconstpointer a, gconstpointer b) { return crm_str_eq((const char *) a, (const char *) b, FALSE); } guint crm_strcase_hash(gconstpointer v) { const signed char *p; guint32 h = 0; for (p = v; *p != '\0'; p++) h = (h << 5) - h + g_ascii_tolower(*p); return h; } static void copy_str_table_entry(gpointer key, gpointer value, gpointer user_data) { if (key && value && user_data) { g_hash_table_insert((GHashTable*)user_data, strdup(key), strdup(value)); } } GHashTable * crm_str_table_dup(GHashTable *old_table) { GHashTable *new_table = NULL; if (old_table) { new_table = crm_str_table_new(); g_hash_table_foreach(old_table, copy_str_table_entry, new_table); } return new_table; } char * add_list_element(char *list, const char *value) { int len = 0; int last = 0; if (value == NULL) { return list; } if (list) { last = strlen(list); } len = last + 2; /* +1 space, +1 EOS */ len += strlen(value); list = realloc_safe(list, len); sprintf(list + last, " %s", value); return list; } bool crm_compress_string(const char *data, int length, int max, char **result, unsigned int *result_len) { int rc; char *compressed = NULL; char *uncompressed = strdup(data); #ifdef CLOCK_MONOTONIC struct timespec after_t; struct timespec before_t; #endif if(max == 0) { max = (length * 1.1) + 600; /* recommended size */ } #ifdef CLOCK_MONOTONIC clock_gettime(CLOCK_MONOTONIC, &before_t); #endif compressed = calloc(max, sizeof(char)); CRM_ASSERT(compressed); *result_len = max; rc = BZ2_bzBuffToBuffCompress(compressed, result_len, uncompressed, length, CRM_BZ2_BLOCKS, 0, CRM_BZ2_WORK); free(uncompressed); if (rc != BZ_OK) { crm_err("Compression of %d bytes failed: %s " CRM_XS " bzerror=%d", length, bz2_strerror(rc), rc); free(compressed); return FALSE; } #ifdef CLOCK_MONOTONIC clock_gettime(CLOCK_MONOTONIC, &after_t); crm_trace("Compressed %d bytes into %d (ratio %d:1) in %.0fms", length, *result_len, length / (*result_len), difftime (after_t.tv_sec, before_t.tv_sec) * 1000 + (after_t.tv_nsec - before_t.tv_nsec) / 1e6); #else crm_trace("Compressed %d bytes into %d (ratio %d:1)", length, *result_len, length / (*result_len)); #endif *result = compressed; return TRUE; } /*! * \brief Compare two strings alphabetically (case-insensitive) * * \param[in] a First string to compare * \param[in] b Second string to compare * * \return 0 if strings are equal, -1 if a < b, 1 if a > b * * \note Usable as a GCompareFunc with g_list_sort(). * NULL is considered less than non-NULL. */ gint crm_alpha_sort(gconstpointer a, gconstpointer b) { if (!a && !b) { return 0; } else if (!a) { return -1; } else if (!b) { return 1; } return strcasecmp(a, b); } char * crm_strdup_printf(char const *format, ...) { va_list ap; int len = 0; char *string = NULL; va_start(ap, format); len = vasprintf (&string, format, ap); CRM_ASSERT(len > 0); va_end(ap); return string; } diff --git a/lib/common/utils.c b/lib/common/utils.c index 6a81d95a74..24da58f622 100644 --- a/lib/common/utils.c +++ b/lib/common/utils.c @@ -1,1197 +1,1200 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #include #include #ifndef _GNU_SOURCE # define _GNU_SOURCE #endif #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #ifndef MAXLINE # define MAXLINE 512 #endif #ifdef HAVE_GETOPT_H # include #endif #ifndef PW_BUFFER_LEN # define PW_BUFFER_LEN 500 #endif CRM_TRACE_INIT_DATA(common); gboolean crm_config_error = FALSE; gboolean crm_config_warning = FALSE; char *crm_system_name = NULL; int node_score_red = 0; int node_score_green = 0; int node_score_yellow = 0; static struct crm_option *crm_long_options = NULL; static const char *crm_app_description = NULL; static char *crm_short_options = NULL; static const char *crm_app_usage = NULL; gboolean check_time(const char *value) { if (crm_get_msec(value) < 5000) { return FALSE; } return TRUE; } gboolean check_timer(const char *value) { if (crm_get_msec(value) < 0) { return FALSE; } return TRUE; } gboolean check_boolean(const char *value) { int tmp = FALSE; if (crm_str_to_boolean(value, &tmp) != 1) { return FALSE; } return TRUE; } gboolean check_number(const char *value) { errno = 0; if (value == NULL) { return FALSE; } else if (safe_str_eq(value, CRM_MINUS_INFINITY_S)) { } else if (safe_str_eq(value, CRM_INFINITY_S)) { } else { crm_int_helper(value, NULL); } if (errno != 0) { return FALSE; } return TRUE; } gboolean check_positive_number(const char* value) { if (safe_str_eq(value, CRM_INFINITY_S) || (crm_int_helper(value, NULL))) { return TRUE; } return FALSE; } gboolean check_quorum(const char *value) { if (safe_str_eq(value, "stop")) { return TRUE; } else if (safe_str_eq(value, "freeze")) { return TRUE; } else if (safe_str_eq(value, "ignore")) { return TRUE; } else if (safe_str_eq(value, "suicide")) { return TRUE; } return FALSE; } gboolean check_script(const char *value) { struct stat st; if(safe_str_eq(value, "/dev/null")) { return TRUE; } if(stat(value, &st) != 0) { crm_err("Script %s does not exist", value); return FALSE; } if(S_ISREG(st.st_mode) == 0) { crm_err("Script %s is not a regular file", value); return FALSE; } if( (st.st_mode & (S_IXUSR | S_IXGRP )) == 0) { crm_err("Script %s is not executable", value); return FALSE; } return TRUE; } gboolean check_utilization(const char *value) { char *end = NULL; long number = strtol(value, &end, 10); if(end && end[0] != '%') { return FALSE; } else if(number < 0) { return FALSE; } return TRUE; } void crm_args_fini() { free(crm_short_options); crm_short_options = NULL; } int char2score(const char *score) { int score_f = 0; if (score == NULL) { } else if (safe_str_eq(score, CRM_MINUS_INFINITY_S)) { score_f = -CRM_SCORE_INFINITY; } else if (safe_str_eq(score, CRM_INFINITY_S)) { score_f = CRM_SCORE_INFINITY; } else if (safe_str_eq(score, CRM_PLUS_INFINITY_S)) { score_f = CRM_SCORE_INFINITY; } else if (safe_str_eq(score, "red")) { score_f = node_score_red; } else if (safe_str_eq(score, "yellow")) { score_f = node_score_yellow; } else if (safe_str_eq(score, "green")) { score_f = node_score_green; } else { score_f = crm_parse_int(score, NULL); if (score_f > 0 && score_f > CRM_SCORE_INFINITY) { score_f = CRM_SCORE_INFINITY; } else if (score_f < 0 && score_f < -CRM_SCORE_INFINITY) { score_f = -CRM_SCORE_INFINITY; } } return score_f; } char * score2char_stack(int score, char *buf, size_t len) { if (score >= CRM_SCORE_INFINITY) { strncpy(buf, CRM_INFINITY_S, 9); } else if (score <= -CRM_SCORE_INFINITY) { strncpy(buf, CRM_MINUS_INFINITY_S , 10); } else { return crm_itoa_stack(score, buf, len); } return buf; } char * score2char(int score) { if (score >= CRM_SCORE_INFINITY) { return strdup(CRM_INFINITY_S); } else if (score <= -CRM_SCORE_INFINITY) { return strdup(CRM_MINUS_INFINITY_S); } return crm_itoa(score); } const char * cluster_option(GHashTable * options, gboolean(*validate) (const char *), const char *name, const char *old_name, const char *def_value) { const char *value = NULL; char *new_value = NULL; CRM_ASSERT(name != NULL); if (options) { value = g_hash_table_lookup(options, name); if ((value == NULL) && old_name) { value = g_hash_table_lookup(options, old_name); if (value != NULL) { crm_config_warn("Support for legacy name '%s' for cluster option '%s'" " is deprecated and will be removed in a future release", old_name, name); // Inserting copy with current name ensures we only warn once new_value = strdup(value); g_hash_table_insert(options, strdup(name), new_value); value = new_value; } } if (value && validate && (validate(value) == FALSE)) { crm_config_err("Resetting cluster option '%s' to default: value '%s' is invalid", name, value); value = NULL; } if (value) { return value; } } // No value found, use default value = def_value; if (value == NULL) { crm_trace("No value or default provided for cluster option '%s'", name); return NULL; } if (validate) { CRM_CHECK(validate(value) != FALSE, crm_err("Bug: default value for cluster option '%s' is invalid", name); return NULL); } crm_trace("Using default value '%s' for cluster option '%s'", value, name); if (options) { new_value = strdup(value); g_hash_table_insert(options, strdup(name), new_value); value = new_value; } return value; } const char * get_cluster_pref(GHashTable * options, pe_cluster_option * option_list, int len, const char *name) { const char *value = NULL; for (int lpc = 0; lpc < len; lpc++) { if (safe_str_eq(name, option_list[lpc].name)) { value = cluster_option(options, option_list[lpc].is_valid, option_list[lpc].name, option_list[lpc].alt_name, option_list[lpc].default_value); return value; } } CRM_CHECK(FALSE, crm_err("Bug: looking for unknown option '%s'", name)); return NULL; } void config_metadata(const char *name, const char *version, const char *desc_short, const char *desc_long, pe_cluster_option * option_list, int len) { int lpc = 0; fprintf(stdout, "" "\n" "\n" " %s\n" " %s\n" " %s\n" " \n", name, version, desc_long, desc_short); for (lpc = 0; lpc < len; lpc++) { if (option_list[lpc].description_long == NULL && option_list[lpc].description_short == NULL) { continue; } fprintf(stdout, " \n" " %s\n" " \n" " %s%s%s\n" " \n", option_list[lpc].name, option_list[lpc].description_short, option_list[lpc].type, option_list[lpc].default_value, option_list[lpc].description_long ? option_list[lpc]. description_long : option_list[lpc].description_short, option_list[lpc].values ? " Allowed values: " : "", option_list[lpc].values ? option_list[lpc].values : ""); } fprintf(stdout, " \n\n"); } void verify_all_options(GHashTable * options, pe_cluster_option * option_list, int len) { int lpc = 0; for (lpc = 0; lpc < len; lpc++) { cluster_option(options, option_list[lpc].is_valid, option_list[lpc].name, option_list[lpc].alt_name, option_list[lpc].default_value); } } char * generate_hash_key(const char *crm_msg_reference, const char *sys) { char *hash_key = crm_concat(sys ? sys : "none", crm_msg_reference, '_'); crm_trace("created hash key: (%s)", hash_key); return hash_key; } int crm_user_lookup(const char *name, uid_t * uid, gid_t * gid) { int rc = pcmk_ok; char *buffer = NULL; struct passwd pwd; struct passwd *pwentry = NULL; buffer = calloc(1, PW_BUFFER_LEN); rc = getpwnam_r(name, &pwd, buffer, PW_BUFFER_LEN, &pwentry); if (pwentry) { if (uid) { *uid = pwentry->pw_uid; } if (gid) { *gid = pwentry->pw_gid; } crm_trace("User %s has uid=%d gid=%d", name, pwentry->pw_uid, pwentry->pw_gid); } else { rc = rc? -rc : -EINVAL; crm_info("User %s lookup: %s", name, pcmk_strerror(rc)); } free(buffer); return rc; } static int crm_version_helper(const char *text, char **end_text) { int atoi_result = -1; CRM_ASSERT(end_text != NULL); errno = 0; if (text != NULL && text[0] != 0) { atoi_result = (int)strtol(text, end_text, 10); if (errno == EINVAL) { crm_err("Conversion of '%s' %c failed", text, text[0]); atoi_result = -1; } } return atoi_result; } /* * version1 < version2 : -1 * version1 = version2 : 0 * version1 > version2 : 1 */ int compare_version(const char *version1, const char *version2) { int rc = 0; int lpc = 0; char *ver1_copy = NULL, *ver2_copy = NULL; char *rest1 = NULL, *rest2 = NULL; if (version1 == NULL && version2 == NULL) { return 0; } else if (version1 == NULL) { return -1; } else if (version2 == NULL) { return 1; } ver1_copy = strdup(version1); ver2_copy = strdup(version2); rest1 = ver1_copy; rest2 = ver2_copy; while (1) { int digit1 = 0; int digit2 = 0; lpc++; if (rest1 == rest2) { break; } if (rest1 != NULL) { digit1 = crm_version_helper(rest1, &rest1); } if (rest2 != NULL) { digit2 = crm_version_helper(rest2, &rest2); } if (digit1 < digit2) { rc = -1; break; } else if (digit1 > digit2) { rc = 1; break; } if (rest1 != NULL && rest1[0] == '.') { rest1++; } if (rest1 != NULL && rest1[0] == 0) { rest1 = NULL; } if (rest2 != NULL && rest2[0] == '.') { rest2++; } if (rest2 != NULL && rest2[0] == 0) { rest2 = NULL; } } free(ver1_copy); free(ver2_copy); if (rc == 0) { crm_trace("%s == %s (%d)", version1, version2, lpc); } else if (rc < 0) { crm_trace("%s < %s (%d)", version1, version2, lpc); } else if (rc > 0) { crm_trace("%s > %s (%d)", version1, version2, lpc); } return rc; } gboolean do_stderr = FALSE; #ifndef NUMCHARS # define NUMCHARS "0123456789." #endif #ifndef WHITESPACE # define WHITESPACE " \t\n\r\f" #endif guint crm_parse_interval_spec(const char *input) { long long msec = 0; if (input == NULL) { return 0; } else if (input[0] != 'P') { long long tmp = crm_get_msec(input); if(tmp > 0) { msec = tmp; } } else { crm_time_t *period_s = crm_time_parse_duration(input); msec = 1000 * crm_time_get_seconds(period_s); crm_time_free(period_s); } return (msec <= 0)? 0 : ((msec >= G_MAXUINT)? G_MAXUINT : (guint) msec); } long long crm_get_msec(const char *input) { const char *cp = input; const char *units; long long multiplier = 1000; long long divisor = 1; long long msec = -1; char *end_text = NULL; /* double dret; */ if (input == NULL) { return msec; } cp += strspn(cp, WHITESPACE); units = cp + strspn(cp, NUMCHARS); units += strspn(units, WHITESPACE); if (strchr(NUMCHARS, *cp) == NULL) { return msec; } if (strncasecmp(units, "ms", 2) == 0 || strncasecmp(units, "msec", 4) == 0) { multiplier = 1; divisor = 1; } else if (strncasecmp(units, "us", 2) == 0 || strncasecmp(units, "usec", 4) == 0) { multiplier = 1; divisor = 1000; } else if (strncasecmp(units, "s", 1) == 0 || strncasecmp(units, "sec", 3) == 0) { multiplier = 1000; divisor = 1; } else if (strncasecmp(units, "m", 1) == 0 || strncasecmp(units, "min", 3) == 0) { multiplier = 60 * 1000; divisor = 1; } else if (strncasecmp(units, "h", 1) == 0 || strncasecmp(units, "hr", 2) == 0) { multiplier = 60 * 60 * 1000; divisor = 1; } else if (*units != EOS && *units != '\n' && *units != '\r') { return msec; } msec = crm_int_helper(cp, &end_text); if (msec > LLONG_MAX/multiplier) { /* arithmetics overflow while multiplier/divisor mutually exclusive */ return LLONG_MAX; } msec *= multiplier; msec /= divisor; /* dret += 0.5; */ /* msec = (long long)dret; */ return msec; } extern bool crm_is_daemon; /* coverity[+kill] */ void crm_abort(const char *file, const char *function, int line, const char *assert_condition, gboolean do_core, gboolean do_fork) { int rc = 0; int pid = 0; int status = 0; /* Implied by the parent's error logging below */ /* crm_write_blackbox(0); */ if(crm_is_daemon == FALSE) { /* This is a command line tool - do not fork */ /* crm_add_logfile(NULL); * Record it to a file? */ crm_enable_stderr(TRUE); /* Make sure stderr is enabled so we can tell the caller */ do_fork = FALSE; /* Just crash if needed */ } if (do_core == FALSE) { crm_err("%s: Triggered assert at %s:%d : %s", function, file, line, assert_condition); return; } else if (do_fork) { pid = fork(); } else { crm_err("%s: Triggered fatal assert at %s:%d : %s", function, file, line, assert_condition); } if (pid == -1) { crm_crit("%s: Cannot create core for non-fatal assert at %s:%d : %s", function, file, line, assert_condition); return; } else if(pid == 0) { /* Child process */ abort(); return; } /* Parent process */ crm_err("%s: Forked child %d to record non-fatal assert at %s:%d : %s", function, pid, file, line, assert_condition); crm_write_blackbox(SIGTRAP, NULL); do { rc = waitpid(pid, &status, 0); if(rc == pid) { return; /* Job done */ } } while(errno == EINTR); if (errno == ECHILD) { /* crm_mon does this */ crm_trace("Cannot wait on forked child %d - SIGCHLD is probably set to SIG_IGN", pid); return; } crm_perror(LOG_ERR, "Cannot wait on forked child %d", pid); } void crm_make_daemon(const char *name, gboolean daemonize, const char *pidfile) { int rc; long pid; const char *devnull = "/dev/null"; if (daemonize == FALSE) { return; } /* Check before we even try... */ rc = crm_pidfile_inuse(pidfile, 1, name); if(rc < pcmk_ok && rc != -ENOENT) { pid = crm_read_pidfile(pidfile); crm_err("%s: already running [pid %ld in %s]", name, pid, pidfile); printf("%s: already running [pid %ld in %s]\n", name, pid, pidfile); crm_exit(CRM_EX_ERROR); } pid = fork(); if (pid < 0) { fprintf(stderr, "%s: could not start daemon\n", name); crm_perror(LOG_ERR, "fork"); crm_exit(CRM_EX_OSERR); } else if (pid > 0) { crm_exit(CRM_EX_OK); } rc = crm_lock_pidfile(pidfile, name); if(rc < pcmk_ok) { crm_err("Could not lock '%s' for %s: %s (%d)", pidfile, name, pcmk_strerror(rc), rc); printf("Could not lock '%s' for %s: %s (%d)\n", pidfile, name, pcmk_strerror(rc), rc); crm_exit(CRM_EX_ERROR); } umask(S_IWGRP | S_IWOTH | S_IROTH); close(STDIN_FILENO); (void)open(devnull, O_RDONLY); /* Stdin: fd 0 */ close(STDOUT_FILENO); (void)open(devnull, O_WRONLY); /* Stdout: fd 1 */ close(STDERR_FILENO); (void)open(devnull, O_WRONLY); /* Stderr: fd 2 */ } char * crm_meta_name(const char *field) { int lpc = 0; int max = 0; char *crm_name = NULL; CRM_CHECK(field != NULL, return NULL); crm_name = crm_concat(CRM_META, field, '_'); /* Massage the names so they can be used as shell variables */ max = strlen(crm_name); for (; lpc < max; lpc++) { switch (crm_name[lpc]) { case '-': crm_name[lpc] = '_'; break; } } return crm_name; } const char * crm_meta_value(GHashTable * hash, const char *field) { char *key = NULL; const char *value = NULL; key = crm_meta_name(field); if (key) { value = g_hash_table_lookup(hash, key); free(key); } return value; } static struct option * crm_create_long_opts(struct crm_option *long_options) { struct option *long_opts = NULL; #ifdef HAVE_GETOPT_H int index = 0, lpc = 0; /* * A previous, possibly poor, choice of '?' as the short form of --help * means that getopt_long() returns '?' for both --help and for "unknown option" * * This dummy entry allows us to differentiate between the two in crm_get_option() * and exit with the correct error code */ long_opts = realloc_safe(long_opts, (index + 1) * sizeof(struct option)); long_opts[index].name = "__dummmy__"; long_opts[index].has_arg = 0; long_opts[index].flag = 0; long_opts[index].val = '_'; index++; for (lpc = 0; long_options[lpc].name != NULL; lpc++) { if (long_options[lpc].name[0] == '-') { continue; } long_opts = realloc_safe(long_opts, (index + 1) * sizeof(struct option)); /*fprintf(stderr, "Creating %d %s = %c\n", index, * long_options[lpc].name, long_options[lpc].val); */ long_opts[index].name = long_options[lpc].name; long_opts[index].has_arg = long_options[lpc].has_arg; long_opts[index].flag = long_options[lpc].flag; long_opts[index].val = long_options[lpc].val; index++; } /* Now create the list terminator */ long_opts = realloc_safe(long_opts, (index + 1) * sizeof(struct option)); long_opts[index].name = NULL; long_opts[index].has_arg = 0; long_opts[index].flag = 0; long_opts[index].val = 0; #endif return long_opts; } void crm_set_options(const char *short_options, const char *app_usage, struct crm_option *long_options, const char *app_desc) { if (short_options) { crm_short_options = strdup(short_options); } else if (long_options) { int lpc = 0; int opt_string_len = 0; char *local_short_options = NULL; for (lpc = 0; long_options[lpc].name != NULL; lpc++) { if (long_options[lpc].val && long_options[lpc].val != '-' && long_options[lpc].val < UCHAR_MAX) { local_short_options = realloc_safe(local_short_options, opt_string_len + 4); local_short_options[opt_string_len++] = long_options[lpc].val; /* getopt(3) says: Two colons mean an option takes an optional arg; */ if (long_options[lpc].has_arg == optional_argument) { local_short_options[opt_string_len++] = ':'; } if (long_options[lpc].has_arg >= required_argument) { local_short_options[opt_string_len++] = ':'; } local_short_options[opt_string_len] = 0; } } crm_short_options = local_short_options; crm_trace("Generated short option string: '%s'", local_short_options); } if (long_options) { crm_long_options = long_options; } if (app_desc) { crm_app_description = app_desc; } if (app_usage) { crm_app_usage = app_usage; } } int crm_get_option(int argc, char **argv, int *index) { return crm_get_option_long(argc, argv, index, NULL); } int crm_get_option_long(int argc, char **argv, int *index, const char **longname) { #ifdef HAVE_GETOPT_H static struct option *long_opts = NULL; if (long_opts == NULL && crm_long_options) { long_opts = crm_create_long_opts(crm_long_options); } *index = 0; if (long_opts) { int flag = getopt_long(argc, argv, crm_short_options, long_opts, index); switch (flag) { case 0: if (long_opts[*index].val) { return long_opts[*index].val; } else if (longname) { *longname = long_opts[*index].name; } else { crm_notice("Unhandled option --%s", long_opts[*index].name); return flag; } case -1: /* End of option processing */ break; case ':': crm_trace("Missing argument"); crm_help('?', CRM_EX_USAGE); break; case '?': crm_help('?', (*index? CRM_EX_OK : CRM_EX_USAGE)); break; } return flag; } #endif if (crm_short_options) { return getopt(argc, argv, crm_short_options); } return -1; } -crm_exit_t +void crm_help(char cmd, crm_exit_t exit_code) { int i = 0; FILE *stream = (exit_code ? stderr : stdout); if (cmd == 'v' || cmd == '$') { fprintf(stream, "Pacemaker %s\n", PACEMAKER_VERSION); fprintf(stream, "Written by Andrew Beekhof\n"); goto out; } if (cmd == '!') { fprintf(stream, "Pacemaker %s (Build: %s): %s\n", PACEMAKER_VERSION, BUILD_VERSION, CRM_FEATURES); goto out; } fprintf(stream, "%s - %s\n", crm_system_name, crm_app_description); if (crm_app_usage) { fprintf(stream, "Usage: %s %s\n", crm_system_name, crm_app_usage); } if (crm_long_options) { fprintf(stream, "Options:\n"); for (i = 0; crm_long_options[i].name != NULL; i++) { if (crm_long_options[i].flags & pcmk_option_hidden) { } else if (crm_long_options[i].flags & pcmk_option_paragraph) { fprintf(stream, "%s\n\n", crm_long_options[i].desc); } else if (crm_long_options[i].flags & pcmk_option_example) { fprintf(stream, "\t#%s\n\n", crm_long_options[i].desc); } else if (crm_long_options[i].val == '-' && crm_long_options[i].desc) { fprintf(stream, "%s\n", crm_long_options[i].desc); } else { /* is val printable as char ? */ if (crm_long_options[i].val && crm_long_options[i].val <= UCHAR_MAX) { fprintf(stream, " -%c,", crm_long_options[i].val); } else { fputs(" ", stream); } fprintf(stream, " --%s%s\t%s\n", crm_long_options[i].name, crm_long_options[i].has_arg == optional_argument ? "[=value]" : crm_long_options[i].has_arg == required_argument ? "=value" : "", crm_long_options[i].desc ? crm_long_options[i].desc : ""); } } } else if (crm_short_options) { fprintf(stream, "Usage: %s - %s\n", crm_system_name, crm_app_description); for (i = 0; crm_short_options[i] != 0; i++) { int has_arg = no_argument /* 0 */; if (crm_short_options[i + 1] == ':') { if (crm_short_options[i + 2] == ':') has_arg = optional_argument /* 2 */; else has_arg = required_argument /* 1 */; } fprintf(stream, " -%c %s\n", crm_short_options[i], has_arg == optional_argument ? "[value]" : has_arg == required_argument ? "{value}" : ""); i += has_arg; } } fprintf(stream, "\nReport bugs to %s\n", PACKAGE_BUGREPORT); out: - return crm_exit(exit_code); + crm_exit(exit_code); + while(1); // above does not return } void cib_ipc_servers_init(qb_ipcs_service_t **ipcs_ro, qb_ipcs_service_t **ipcs_rw, qb_ipcs_service_t **ipcs_shm, struct qb_ipcs_service_handlers *ro_cb, struct qb_ipcs_service_handlers *rw_cb) { *ipcs_ro = mainloop_add_ipc_server(CIB_CHANNEL_RO, QB_IPC_NATIVE, ro_cb); *ipcs_rw = mainloop_add_ipc_server(CIB_CHANNEL_RW, QB_IPC_NATIVE, rw_cb); *ipcs_shm = mainloop_add_ipc_server(CIB_CHANNEL_SHM, QB_IPC_SHM, rw_cb); if (*ipcs_ro == NULL || *ipcs_rw == NULL || *ipcs_shm == NULL) { crm_err("Failed to create the CIB manager: exiting and inhibiting respawn"); crm_warn("Verify pacemaker and pacemaker_remote are not both enabled"); crm_exit(CRM_EX_FATAL); } } void cib_ipc_servers_destroy(qb_ipcs_service_t *ipcs_ro, qb_ipcs_service_t *ipcs_rw, qb_ipcs_service_t *ipcs_shm) { qb_ipcs_destroy(ipcs_ro); qb_ipcs_destroy(ipcs_rw); qb_ipcs_destroy(ipcs_shm); } qb_ipcs_service_t * crmd_ipc_server_init(struct qb_ipcs_service_handlers *cb) { return mainloop_add_ipc_server(CRM_SYSTEM_CRMD, QB_IPC_NATIVE, cb); } void attrd_ipc_server_init(qb_ipcs_service_t **ipcs, struct qb_ipcs_service_handlers *cb) { *ipcs = mainloop_add_ipc_server(T_ATTRD, QB_IPC_NATIVE, cb); if (*ipcs == NULL) { crm_err("Failed to create pacemaker-attrd server: exiting and inhibiting respawn"); crm_warn("Verify pacemaker and pacemaker_remote are not both enabled."); crm_exit(CRM_EX_FATAL); } } void stonith_ipc_server_init(qb_ipcs_service_t **ipcs, struct qb_ipcs_service_handlers *cb) { *ipcs = mainloop_add_ipc_server("stonith-ng", QB_IPC_NATIVE, cb); if (*ipcs == NULL) { crm_err("Failed to create fencer: exiting and inhibiting respawn."); crm_warn("Verify pacemaker and pacemaker_remote are not both enabled."); crm_exit(CRM_EX_FATAL); } } void * find_library_function(void **handle, const char *lib, const char *fn, gboolean fatal) { char *error; void *a_function; if (*handle == NULL) { *handle = dlopen(lib, RTLD_LAZY); } if (!(*handle)) { crm_err("%sCould not open %s: %s", fatal ? "Fatal: " : "", lib, dlerror()); if (fatal) { crm_exit(CRM_EX_FATAL); } return NULL; } a_function = dlsym(*handle, fn); if (a_function == NULL) { error = dlerror(); crm_err("%sCould not find %s in %s: %s", fatal ? "Fatal: " : "", fn, lib, error); if (fatal) { crm_exit(CRM_EX_FATAL); } } return a_function; } #ifdef HAVE_UUID_UUID_H # include #endif char * crm_generate_uuid(void) { unsigned char uuid[16]; char *buffer = malloc(37); /* Including NUL byte */ uuid_generate(uuid); uuid_unparse(uuid, buffer); return buffer; } /*! * \brief Get name to be used as identifier for cluster messages * * \param[in] name Actual system name to check * * \return Non-NULL cluster message identifier corresponding to name * * \note The Pacemaker daemons were renamed in version 2.0.0, but the old names * must continue to be used as the identifier for cluster messages, so * that mixed-version clusters are possible during a rolling upgrade. */ const char * pcmk_message_name(const char *name) { if (name == NULL) { return "unknown"; } else if (!strcmp(name, "pacemaker-attrd")) { return "attrd"; } else if (!strcmp(name, "pacemaker-based")) { return CRM_SYSTEM_CIB; } else if (!strcmp(name, "pacemaker-controld")) { return CRM_SYSTEM_CRMD; } else if (!strcmp(name, "pacemaker-execd")) { return CRM_SYSTEM_LRMD; } else if (!strcmp(name, "pacemaker-fenced")) { return "stonith-ng"; } else if (!strcmp(name, "pacemaker-schedulerd")) { return CRM_SYSTEM_PENGINE; } else { return name; } } /*! * \brief Check whether a string represents a cluster daemon name * * \param[in] name String to check * * \return TRUE if name is standard client name used by daemons, FALSE otherwise */ bool crm_is_daemon_name(const char *name) { name = pcmk_message_name(name); return (!strcmp(name, CRM_SYSTEM_CRMD) || !strcmp(name, CRM_SYSTEM_STONITHD) || !strcmp(name, "stonith-ng") || !strcmp(name, "attrd") || !strcmp(name, CRM_SYSTEM_CIB) || !strcmp(name, CRM_SYSTEM_MCP) || !strcmp(name, CRM_SYSTEM_DC) || !strcmp(name, CRM_SYSTEM_TENGINE) || !strcmp(name, CRM_SYSTEM_LRMD)); } #include char * crm_md5sum(const char *buffer) { int lpc = 0, len = 0; char *digest = NULL; unsigned char raw_digest[MD5_DIGEST_SIZE]; if (buffer == NULL) { buffer = ""; } len = strlen(buffer); crm_trace("Beginning digest of %d bytes", len); digest = malloc(2 * MD5_DIGEST_SIZE + 1); if(digest) { md5_buffer(buffer, len, raw_digest); for (lpc = 0; lpc < MD5_DIGEST_SIZE; lpc++) { sprintf(digest + (2 * lpc), "%02x", raw_digest[lpc]); } digest[(2 * MD5_DIGEST_SIZE)] = 0; crm_trace("Digest %s.", digest); } else { crm_err("Could not create digest"); } return digest; } #ifdef HAVE_GNUTLS_GNUTLS_H void crm_gnutls_global_init(void) { signal(SIGPIPE, SIG_IGN); gnutls_global_init(); } #endif /*! * \brief Get the local hostname * * \return Newly allocated string with name, or NULL (and set errno) on error */ char * pcmk_hostname() { struct utsname hostinfo; return (uname(&hostinfo) < 0)? NULL : strdup(hostinfo.nodename); } diff --git a/lib/services/systemd.c b/lib/services/systemd.c index 4835d7efa9..dfee7ffac7 100644 --- a/lib/services/systemd.c +++ b/lib/services/systemd.c @@ -1,834 +1,836 @@ /* - * Copyright 2012-2018 Andrew Beekhof + * Copyright 2012-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU Lesser General Public License * version 2.1 or later (LGPLv2.1+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include gboolean systemd_unit_exec_with_unit(svc_action_t * op, const char *unit); #define BUS_NAME "org.freedesktop.systemd1" #define BUS_NAME_MANAGER BUS_NAME ".Manager" #define BUS_NAME_UNIT BUS_NAME ".Unit" #define BUS_PATH "/org/freedesktop/systemd1" static inline DBusMessage * systemd_new_method(const char *method) { crm_trace("Calling: %s on " BUS_NAME_MANAGER, method); return dbus_message_new_method_call(BUS_NAME, BUS_PATH, BUS_NAME_MANAGER, method); } /* * Functions to manage a static DBus connection */ static DBusConnection* systemd_proxy = NULL; static inline DBusPendingCall * systemd_send(DBusMessage *msg, void(*done)(DBusPendingCall *pending, void *user_data), void *user_data, int timeout) { return pcmk_dbus_send(msg, systemd_proxy, done, user_data, timeout); } static inline DBusMessage * systemd_send_recv(DBusMessage *msg, DBusError *error, int timeout) { return pcmk_dbus_send_recv(msg, systemd_proxy, error, timeout); } /*! * \internal * \brief Send a method to systemd without arguments, and wait for reply * * \param[in] method Method to send * * \return Systemd reply on success, NULL (and error will be logged) otherwise * * \note The caller must call dbus_message_unref() on the reply after * handling it. */ static DBusMessage * systemd_call_simple_method(const char *method) { DBusMessage *msg = systemd_new_method(method); DBusMessage *reply = NULL; DBusError error; /* Don't call systemd_init() here, because that calls this */ CRM_CHECK(systemd_proxy, return NULL); if (msg == NULL) { crm_err("Could not create message to send %s to systemd", method); return NULL; } dbus_error_init(&error); reply = systemd_send_recv(msg, &error, DBUS_TIMEOUT_USE_DEFAULT); dbus_message_unref(msg); if (dbus_error_is_set(&error)) { crm_err("Could not send %s to systemd: %s (%s)", method, error.message, error.name); dbus_error_free(&error); return NULL; } else if (reply == NULL) { crm_err("Could not send %s to systemd: no reply received", method); return NULL; } return reply; } static gboolean systemd_init(void) { static int need_init = 1; - /* http://dbus.freedesktop.org/doc/api/html/group__DBusConnection.html */ + // https://dbus.freedesktop.org/doc/api/html/group__DBusConnection.html if (systemd_proxy && dbus_connection_get_is_connected(systemd_proxy) == FALSE) { crm_warn("Connection to System DBus is closed. Reconnecting..."); pcmk_dbus_disconnect(systemd_proxy); systemd_proxy = NULL; need_init = 1; } if (need_init) { need_init = 0; systemd_proxy = pcmk_dbus_connect(); } if (systemd_proxy == NULL) { return FALSE; } return TRUE; } static inline char * systemd_get_property(const char *unit, const char *name, void (*callback)(const char *name, const char *value, void *userdata), void *userdata, DBusPendingCall **pending, int timeout) { return systemd_proxy? pcmk_dbus_get_property(systemd_proxy, BUS_NAME, unit, BUS_NAME_UNIT, name, callback, userdata, pending, timeout) : NULL; } void systemd_cleanup(void) { if (systemd_proxy) { pcmk_dbus_disconnect(systemd_proxy); systemd_proxy = NULL; } } /* * end of systemd_proxy functions */ /*! * \internal * \brief Check whether a file name represents a manageable systemd unit * * \param[in] name File name to check * * \return Pointer to "dot" before filename extension if so, NULL otherwise */ static const char * systemd_unit_extension(const char *name) { if (name) { const char *dot = strrchr(name, '.'); if (dot && (!strcmp(dot, ".service") || !strcmp(dot, ".socket") || !strcmp(dot, ".mount") || !strcmp(dot, ".timer") || !strcmp(dot, ".path"))) { return dot; } } return NULL; } static char * systemd_service_name(const char *name) { if (name == NULL) { return NULL; } if (systemd_unit_extension(name)) { return strdup(name); } return crm_strdup_printf("%s.service", name); } static void systemd_daemon_reload_complete(DBusPendingCall *pending, void *user_data) { DBusError error; DBusMessage *reply = NULL; unsigned int reload_count = GPOINTER_TO_UINT(user_data); dbus_error_init(&error); if(pending) { reply = dbus_pending_call_steal_reply(pending); } if (pcmk_dbus_find_error(pending, reply, &error)) { crm_err("Could not issue systemd reload %d: %s", reload_count, error.message); dbus_error_free(&error); } else { crm_trace("Reload %d complete", reload_count); } if(pending) { dbus_pending_call_unref(pending); } if(reply) { dbus_message_unref(reply); } } static bool systemd_daemon_reload(int timeout) { static unsigned int reload_count = 0; DBusMessage *msg = systemd_new_method("Reload"); reload_count++; CRM_ASSERT(msg != NULL); systemd_send(msg, systemd_daemon_reload_complete, GUINT_TO_POINTER(reload_count), timeout); dbus_message_unref(msg); return TRUE; } static bool systemd_mask_error(svc_action_t *op, const char *error) { crm_trace("Could not issue %s for %s: %s", op->action, op->rsc, error); if(strstr(error, "org.freedesktop.systemd1.InvalidName") || strstr(error, "org.freedesktop.systemd1.LoadFailed") || strstr(error, "org.freedesktop.systemd1.NoSuchUnit")) { if (safe_str_eq(op->action, "stop")) { crm_trace("Masking %s failure for %s: unknown services are stopped", op->action, op->rsc); op->rc = PCMK_OCF_OK; return TRUE; } else { crm_trace("Mapping %s failure for %s: unknown services are not installed", op->action, op->rsc); op->rc = PCMK_OCF_NOT_INSTALLED; op->status = PCMK_LRM_OP_NOT_INSTALLED; return FALSE; } } return FALSE; } static const char * systemd_loadunit_result(DBusMessage *reply, svc_action_t * op) { const char *path = NULL; DBusError error; if (pcmk_dbus_find_error((void*)&path, reply, &error)) { if(op && !systemd_mask_error(op, error.name)) { crm_err("Could not load systemd unit %s for %s: %s", op->agent, op->id, error.message); } dbus_error_free(&error); } else if(pcmk_dbus_type_check(reply, NULL, DBUS_TYPE_OBJECT_PATH, __FUNCTION__, __LINE__)) { dbus_message_get_args (reply, NULL, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID); } if(op) { if (path) { systemd_unit_exec_with_unit(op, path); } else if (op->synchronous == FALSE) { operation_finalize(op); } } return path; } static void systemd_loadunit_cb(DBusPendingCall *pending, void *user_data) { DBusMessage *reply = NULL; svc_action_t * op = user_data; if(pending) { reply = dbus_pending_call_steal_reply(pending); } crm_trace("Got result: %p for %p / %p for %s", reply, pending, op->opaque->pending, op->id); CRM_LOG_ASSERT(pending == op->opaque->pending); services_set_op_pending(op, NULL); systemd_loadunit_result(reply, user_data); if(reply) { dbus_message_unref(reply); } } static char * systemd_unit_by_name(const gchar * arg_name, svc_action_t *op) { DBusMessage *msg; DBusMessage *reply = NULL; DBusPendingCall* pending = NULL; char *name = NULL; /* Equivalent to GetUnit if it's already loaded */ if (systemd_init() == FALSE) { return FALSE; } msg = systemd_new_method("LoadUnit"); CRM_ASSERT(msg != NULL); name = systemd_service_name(arg_name); CRM_LOG_ASSERT(dbus_message_append_args(msg, DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID)); free(name); if(op == NULL || op->synchronous) { const char *unit = NULL; char *munit = NULL; reply = systemd_send_recv(msg, NULL, (op? op->timeout : DBUS_TIMEOUT_USE_DEFAULT)); dbus_message_unref(msg); unit = systemd_loadunit_result(reply, op); if(unit) { munit = strdup(unit); } if(reply) { dbus_message_unref(reply); } return munit; } pending = systemd_send(msg, systemd_loadunit_cb, op, op->timeout); if(pending) { services_set_op_pending(op, pending); } dbus_message_unref(msg); return NULL; } GList * systemd_unit_listall(void) { int nfiles = 0; GList *units = NULL; DBusMessageIter args; DBusMessageIter unit; DBusMessageIter elem; DBusMessage *reply = NULL; if (systemd_init() == FALSE) { return NULL; } /* " \n" \ " \n" \ " \n" \ */ reply = systemd_call_simple_method("ListUnitFiles"); if (reply == NULL) { return NULL; } if (!dbus_message_iter_init(reply, &args)) { crm_err("Could not list systemd unit files: systemd reply has no arguments"); dbus_message_unref(reply); return NULL; } if (!pcmk_dbus_type_check(reply, &args, DBUS_TYPE_ARRAY, __FUNCTION__, __LINE__)) { crm_err("Could not list systemd unit files: systemd reply has invalid arguments"); dbus_message_unref(reply); return NULL; } dbus_message_iter_recurse(&args, &unit); for (; dbus_message_iter_get_arg_type(&unit) != DBUS_TYPE_INVALID; dbus_message_iter_next(&unit)) { DBusBasicValue value; const char *match = NULL; char *unit_name = NULL; char *basename = NULL; if(!pcmk_dbus_type_check(reply, &unit, DBUS_TYPE_STRUCT, __FUNCTION__, __LINE__)) { crm_debug("ListUnitFiles reply has unexpected type"); continue; } dbus_message_iter_recurse(&unit, &elem); if(!pcmk_dbus_type_check(reply, &elem, DBUS_TYPE_STRING, __FUNCTION__, __LINE__)) { crm_debug("ListUnitFiles reply does not contain a string"); continue; } dbus_message_iter_get_basic(&elem, &value); if (value.str == NULL) { crm_debug("ListUnitFiles reply did not provide a string"); continue; } crm_trace("DBus ListUnitFiles listed: %s", value.str); match = systemd_unit_extension(value.str); if (match == NULL) { // This is not a unit file type we know how to manage crm_debug("ListUnitFiles entry '%s' is not supported as resource", value.str); continue; } // ListUnitFiles returns full path names, we just want base name basename = strrchr(value.str, '/'); if (basename) { basename = basename + 1; } else { basename = value.str; } if (!strcmp(match, ".service")) { // Service is the "default" unit type, so strip it unit_name = strndup(basename, match - basename); } else { unit_name = strdup(basename); } nfiles++; units = g_list_prepend(units, unit_name); } dbus_message_unref(reply); crm_trace("Found %d manageable systemd unit files", nfiles); units = g_list_sort(units, crm_alpha_sort); return units; } gboolean systemd_unit_exists(const char *name) { char *unit = NULL; /* Note: Makes a blocking dbus calls * Used by resources_find_service_class() when resource class=service */ unit = systemd_unit_by_name(name, NULL); if(unit) { free(unit); return TRUE; } return FALSE; } static char * systemd_unit_metadata(const char *name, int timeout) { char *meta = NULL; char *desc = NULL; char *path = systemd_unit_by_name(name, NULL); if (path) { /* TODO: Worth a making blocking call for? Probably not. Possibly if cached. */ desc = systemd_get_property(path, "Description", NULL, NULL, NULL, timeout); } else { desc = crm_strdup_printf("Systemd unit file for %s", name); } meta = crm_strdup_printf("\n" "\n" "\n" " 1.0\n" " \n" " %s\n" " \n" " systemd unit file for %s\n" " \n" " \n" " \n" " \n" " \n" " \n" " \n" " \n" " \n" " \n" " \n" "\n", name, desc, name); free(desc); free(path); return meta; } static void systemd_exec_result(DBusMessage *reply, svc_action_t *op) { DBusError error; if (pcmk_dbus_find_error((void*)&error, reply, &error)) { /* ignore "already started" or "not running" errors */ if (!systemd_mask_error(op, error.name)) { crm_err("Could not issue %s for %s: %s", op->action, op->rsc, error.message); } dbus_error_free(&error); } else { if(!pcmk_dbus_type_check(reply, NULL, DBUS_TYPE_OBJECT_PATH, __FUNCTION__, __LINE__)) { crm_warn("Call to %s passed but return type was unexpected", op->action); op->rc = PCMK_OCF_OK; } else { const char *path = NULL; dbus_message_get_args (reply, NULL, DBUS_TYPE_OBJECT_PATH, &path, DBUS_TYPE_INVALID); crm_info("Call to %s passed: %s", op->action, path); op->rc = PCMK_OCF_OK; } } operation_finalize(op); } static void systemd_async_dispatch(DBusPendingCall *pending, void *user_data) { DBusMessage *reply = NULL; svc_action_t *op = user_data; if(pending) { reply = dbus_pending_call_steal_reply(pending); } crm_trace("Got result: %p for %p for %s, %s", reply, pending, op->rsc, op->action); CRM_LOG_ASSERT(pending == op->opaque->pending); services_set_op_pending(op, NULL); systemd_exec_result(reply, op); if(reply) { dbus_message_unref(reply); } } #define SYSTEMD_OVERRIDE_ROOT "/run/systemd/system/" /* When the cluster manages a systemd resource, we create a unit file override * to order the service "before" pacemaker. The "before" relationship won't * actually be used, since systemd won't ever start the resource -- we're * interested in the reverse shutdown ordering it creates, to ensure that * systemd doesn't stop the resource at shutdown while pacemaker is still * running. * * @TODO Add start timeout */ #define SYSTEMD_OVERRIDE_TEMPLATE \ "[Unit]\n" \ "Description=Cluster Controlled %s\n" \ "Before=pacemaker.service pacemaker_remote.service\n" \ "\n" \ "[Service]\n" \ "Restart=no\n" // Temporarily use rwxr-xr-x umask when opening a file for writing static FILE * create_world_readable(const char *filename) { mode_t orig_umask = umask(S_IWGRP | S_IWOTH); FILE *fp = fopen(filename, "w"); umask(orig_umask); return fp; } static void create_override_dir(const char *agent) { char *override_dir = crm_strdup_printf(SYSTEMD_OVERRIDE_ROOT "/%s.service.d", agent); crm_build_path(override_dir, 0755); free(override_dir); } static char * get_override_filename(const char *agent) { return crm_strdup_printf(SYSTEMD_OVERRIDE_ROOT "/%s.service.d/50-pacemaker.conf", agent); } static void systemd_create_override(const char *agent, int timeout) { FILE *file_strm = NULL; char *override_file = get_override_filename(agent); create_override_dir(agent); /* Ensure the override file is world-readable. This is not strictly * necessary, but it avoids a systemd warning in the logs. */ file_strm = create_world_readable(override_file); if (file_strm == NULL) { crm_err("Cannot open systemd override file %s for writing", override_file); } else { char *override = crm_strdup_printf(SYSTEMD_OVERRIDE_TEMPLATE, agent); int rc = fprintf(file_strm, "%s\n", override); free(override); if (rc < 0) { crm_perror(LOG_WARNING, "Cannot write to systemd override file %s", override_file); } fflush(file_strm); fclose(file_strm); systemd_daemon_reload(timeout); } free(override_file); } static void systemd_remove_override(const char *agent, int timeout) { char *override_file = get_override_filename(agent); int rc = unlink(override_file); if (rc < 0) { // Stop may be called when already stopped, which is fine crm_perror(LOG_DEBUG, "Cannot remove systemd override file %s", override_file); } else { systemd_daemon_reload(timeout); } free(override_file); } static void systemd_unit_check(const char *name, const char *state, void *userdata) { svc_action_t * op = userdata; crm_trace("Resource %s has %s='%s'", op->rsc, name, state); if(state == NULL) { op->rc = PCMK_OCF_NOT_RUNNING; } else if (g_strcmp0(state, "active") == 0) { op->rc = PCMK_OCF_OK; } else if (g_strcmp0(state, "reloading") == 0) { op->rc = PCMK_OCF_OK; } else if (g_strcmp0(state, "activating") == 0) { op->rc = PCMK_OCF_PENDING; } else if (g_strcmp0(state, "deactivating") == 0) { op->rc = PCMK_OCF_PENDING; } else { op->rc = PCMK_OCF_NOT_RUNNING; } if (op->synchronous == FALSE) { services_set_op_pending(op, NULL); operation_finalize(op); } } gboolean systemd_unit_exec_with_unit(svc_action_t * op, const char *unit) { const char *method = op->action; DBusMessage *msg = NULL; DBusMessage *reply = NULL; CRM_ASSERT(unit); if (safe_str_eq(op->action, "monitor") || safe_str_eq(method, "status")) { DBusPendingCall *pending = NULL; char *state; state = systemd_get_property(unit, "ActiveState", (op->synchronous? NULL : systemd_unit_check), op, (op->synchronous? NULL : &pending), op->timeout); if (op->synchronous) { systemd_unit_check("ActiveState", state, op); free(state); return op->rc == PCMK_OCF_OK; } else if (pending) { services_set_op_pending(op, pending); return TRUE; } else { return operation_finalize(op); } } else if (g_strcmp0(method, "start") == 0) { method = "StartUnit"; systemd_create_override(op->agent, op->timeout); } else if (g_strcmp0(method, "stop") == 0) { method = "StopUnit"; systemd_remove_override(op->agent, op->timeout); } else if (g_strcmp0(method, "restart") == 0) { method = "RestartUnit"; } else { op->rc = PCMK_OCF_UNIMPLEMENT_FEATURE; goto cleanup; } crm_debug("Calling %s for %s: %s", method, op->rsc, unit); msg = systemd_new_method(method); CRM_ASSERT(msg != NULL); /* (ss) */ { const char *replace_s = "replace"; char *name = systemd_service_name(op->agent); CRM_LOG_ASSERT(dbus_message_append_args(msg, DBUS_TYPE_STRING, &name, DBUS_TYPE_INVALID)); CRM_LOG_ASSERT(dbus_message_append_args(msg, DBUS_TYPE_STRING, &replace_s, DBUS_TYPE_INVALID)); free(name); } if (op->synchronous == FALSE) { DBusPendingCall *pending = systemd_send(msg, systemd_async_dispatch, op, op->timeout); dbus_message_unref(msg); if(pending) { services_set_op_pending(op, pending); return TRUE; } else { return operation_finalize(op); } } else { reply = systemd_send_recv(msg, NULL, op->timeout); dbus_message_unref(msg); systemd_exec_result(reply, op); if(reply) { dbus_message_unref(reply); } return FALSE; } cleanup: if (op->synchronous == FALSE) { return operation_finalize(op); } return op->rc == PCMK_OCF_OK; } static gboolean systemd_timeout_callback(gpointer p) { svc_action_t * op = p; op->opaque->timerid = 0; crm_warn("%s operation on systemd unit %s named '%s' timed out", op->action, op->agent, op->rsc); operation_finalize(op); return FALSE; } /* For an asynchronous 'op', returns FALSE if 'op' should be free'd by the caller */ /* For a synchronous 'op', returns FALSE if 'op' fails */ gboolean systemd_unit_exec(svc_action_t * op) { char *unit = NULL; CRM_ASSERT(op); CRM_ASSERT(systemd_init()); op->rc = PCMK_OCF_UNKNOWN_ERROR; crm_debug("Performing %ssynchronous %s op on systemd unit %s named '%s'", op->synchronous ? "" : "a", op->action, op->agent, op->rsc); if (safe_str_eq(op->action, "meta-data")) { // @TODO Implement an async meta-data call in executor API op->stdout_data = systemd_unit_metadata(op->agent, op->timeout); op->rc = PCMK_OCF_OK; if (op->synchronous == FALSE) { return operation_finalize(op); } return TRUE; } unit = systemd_unit_by_name(op->agent, op); free(unit); if (op->synchronous == FALSE) { if (op->opaque->pending) { op->opaque->timerid = g_timeout_add(op->timeout + 5000, systemd_timeout_callback, op); services_add_inflight_op(op); return TRUE; } else { return operation_finalize(op); } } return op->rc == PCMK_OCF_OK; } diff --git a/tools/Makefile.am b/tools/Makefile.am index 601c0c24ea..ac26568c0e 100644 --- a/tools/Makefile.am +++ b/tools/Makefile.am @@ -1,152 +1,152 @@ # -# Copyright 2004-2018 Andrew Beekhof +# Copyright 2004-2019 Andrew Beekhof # # This source code is licensed under the GNU General Public License version 2 # or later (GPLv2+) WITHOUT ANY WARRANTY. # include $(top_srcdir)/Makefile.common if BUILD_SYSTEMD systemdunit_DATA = crm_mon.service endif noinst_HEADERS = crm_resource.h pcmkdir = $(datadir)/$(PACKAGE) pcmk_DATA = report.common report.collector sbin_SCRIPTS = crm_report crm_standby crm_master crm_failcount if BUILD_CIBSECRETS sbin_SCRIPTS += cibsecret endif EXTRA_DIST = $(sbin_SCRIPTS) sbin_PROGRAMS = attrd_updater \ cibadmin \ crmadmin \ crm_simulate \ crm_attribute \ crm_diff \ crm_error \ crm_mon \ crm_node \ crm_resource \ crm_rule \ crm_shadow \ crm_verify \ crm_ticket \ iso8601 \ stonith_admin if BUILD_SERVICELOG sbin_PROGRAMS += notifyServicelogEvent endif if BUILD_OPENIPMI_SERVICELOG sbin_PROGRAMS += ipmiservicelogd endif ## SOURCES MAN8DEPS = crm_attribute crm_node crmadmin_SOURCES = crmadmin.c crmadmin_LDADD = $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la crm_error_SOURCES = crm_error.c crm_error_LDADD = $(top_builddir)/lib/common/libcrmcommon.la cibadmin_SOURCES = cibadmin.c cibadmin_LDADD = $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la -crm_shadow_SOURCES = cib_shadow.c +crm_shadow_SOURCES = crm_shadow.c crm_shadow_LDADD = $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la crm_node_SOURCES = crm_node.c crm_node_LDADD = $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la crm_simulate_SOURCES = crm_simulate.c crm_simulate_LDADD = $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/lib/internal/libpacemaker-internal.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/lrmd/liblrmd.la \ $(top_builddir)/lib/transition/libtransitioner.la \ $(top_builddir)/lib/common/libcrmcommon.la crm_diff_SOURCES = crm_diff.c crm_diff_LDADD = $(top_builddir)/lib/common/libcrmcommon.la crm_mon_SOURCES = crm_mon.c crm_mon_LDADD = $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/lib/fencing/libstonithd.la \ $(top_builddir)/lib/internal/libpacemaker-internal.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la \ $(CURSESLIBS) # Arguments could be made that this should live in crm/pengine crm_verify_SOURCES = crm_verify.c crm_verify_LDADD = $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/lib/internal/libpacemaker-internal.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la crm_attribute_SOURCES = crm_attribute.c crm_attribute_LDADD = $(top_builddir)/lib/cluster/libcrmcluster.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la crm_resource_SOURCES = crm_resource.c crm_resource_ban.c crm_resource_runtime.c crm_resource_print.c crm_resource_LDADD = $(top_builddir)/lib/pengine/libpe_rules.la \ $(top_builddir)/lib/fencing/libstonithd.la \ $(top_builddir)/lib/lrmd/liblrmd.la \ $(top_builddir)/lib/services/libcrmservice.la \ $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/lib/internal/libpacemaker-internal.la \ $(top_builddir)/lib/transition/libtransitioner.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la crm_rule_SOURCES = crm_rule.c crm_rule_LDADD = $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/pengine/libpe_rules.la \ $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/lib/common/libcrmcommon.la -iso8601_SOURCES = test.iso8601.c +iso8601_SOURCES = iso8601.c iso8601_LDADD = $(top_builddir)/lib/common/libcrmcommon.la attrd_updater_SOURCES = attrd_updater.c attrd_updater_LDADD = $(top_builddir)/lib/common/libcrmcommon.la crm_ticket_SOURCES = crm_ticket.c crm_ticket_LDADD = $(top_builddir)/lib/pengine/libpe_rules.la \ $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/lib/internal/libpacemaker-internal.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/common/libcrmcommon.la stonith_admin_SOURCES = stonith_admin.c stonith_admin_LDADD = $(top_builddir)/lib/common/libcrmcommon.la \ $(top_builddir)/lib/cib/libcib.la \ $(top_builddir)/lib/pengine/libpe_status.la \ $(top_builddir)/lib/fencing/libstonithd.la if BUILD_SERVICELOG notifyServicelogEvent_SOURCES = notifyServicelogEvent.c notifyServicelogEvent_CFLAGS = $(SERVICELOG_CFLAGS) notifyServicelogEvent_LDADD = $(top_builddir)/lib/common/libcrmcommon.la $(SERVICELOG_LIBS) endif if BUILD_OPENIPMI_SERVICELOG ipmiservicelogd_SOURCES = ipmiservicelogd.c ipmiservicelogd_CFLAGS = $(OPENIPMI_SERVICELOG_CFLAGS) $(SERVICELOG_CFLAGS) ipmiservicelogd_LDFLAGS = $(top_builddir)/lib/common/libcrmcommon.la $(OPENIPMI_SERVICELOG_LIBS) $(SERVICELOG_LIBS) endif CLEANFILES = $(man8_MANS) diff --git a/tools/attrd_updater.c b/tools/attrd_updater.c index 353e137b83..e6a4a5cc05 100644 --- a/tools/attrd_updater.c +++ b/tools/attrd_updater.c @@ -1,370 +1,372 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include /* *INDENT-OFF* */ static struct crm_option long_options[] = { /* Top-level Options */ {"help", 0, 0, '?', "\tThis text"}, {"version", 0, 0, '$', "\tVersion information" }, {"verbose", 0, 0, 'V', "\tIncrease debug output\n"}, {"name", 1, 0, 'n', "The attribute's name"}, {"-spacer-",1, 0, '-', "\nCommands:"}, {"update", 1, 0, 'U', "Update the attribute's value in pacemaker-attrd. If this causes the value to change, it will also be updated in the cluster configuration"}, {"update-both", 1, 0, 'B', "Update the attribute's value and time to wait (dampening) in pacemaker-attrd. If this causes the value or dampening to change, the attribute will also be written to the cluster configuration, so be aware that repeatedly changing the dampening reduces its effectiveness."}, {"update-delay", 0, 0, 'Y', "Update the attribute's dampening in pacemaker-attrd (requires -d/--delay). If this causes the dampening to change, the attribute will also be written to the cluster configuration, so be aware that repeatedly changing the dampening reduces its effectiveness."}, {"query", 0, 0, 'Q', "\tQuery the attribute's value from pacemaker-attrd"}, {"delete", 0, 0, 'D', "\tDelete the attribute in pacemaker-attrd. If a value was previously set, it will also be removed from the cluster configuration"}, {"refresh", 0, 0, 'R', "\t(Advanced) Force the pacemaker-attrd daemon to resend all current values to the CIB\n"}, {"-spacer-",1, 0, '-', "\nAdditional options:"}, {"delay", 1, 0, 'd', "The time to wait (dampening) in seconds for further changes before writing"}, {"set", 1, 0, 's', "(Advanced) The attribute set in which to place the value"}, {"node", 1, 0, 'N', "Set the attribute for the named node (instead of the local one)"}, {"all", 0, 0, 'A', "Show values of the attribute for all nodes (query only)"}, /* lifetime could be implemented if there is sufficient user demand */ {"lifetime",1, 0, 'l', "(Deprecated) Lifetime of the node attribute (silently ignored by cluster)"}, {"private", 0, 0, 'p', "\tIf this creates a new attribute, never write the attribute to the CIB"}, /* Legacy options */ {"quiet", 0, 0, 'q', NULL, pcmk_option_hidden}, {"update", 1, 0, 'v', NULL, pcmk_option_hidden}, {"section", 1, 0, 'S', NULL, pcmk_option_hidden}, {0, 0, 0, 0} }; /* *INDENT-ON* */ static int do_query(const char *attr_name, const char *attr_node, gboolean query_all); static int do_update(char command, const char *attr_node, const char *attr_name, const char *attr_value, const char *attr_section, const char *attr_set, const char *attr_dampen, int attr_options); // Free memory at exit to make analyzers happy #define cleanup_memory() \ free(attr_dampen); \ free(attr_name); \ free(attr_node); \ free(attr_section); \ free(attr_set); int main(int argc, char **argv) { int index = 0; int argerr = 0; int attr_options = attrd_opt_none; int flag; crm_exit_t exit_code = CRM_EX_OK; char *attr_node = NULL; char *attr_name = NULL; char *attr_set = NULL; char *attr_section = NULL; char *attr_dampen = NULL; const char *attr_value = NULL; char command = 'Q'; gboolean query_all = FALSE; crm_log_cli_init("attrd_updater"); crm_set_options(NULL, "command -n attribute [options]", long_options, "Tool for updating cluster node attributes"); if (argc < 2) { - return crm_help('?', CRM_EX_USAGE); + crm_help('?', CRM_EX_USAGE); } while (1) { flag = crm_get_option(argc, argv, &index); if (flag == -1) break; switch (flag) { case 'V': crm_bump_log_level(argc, argv); break; case '?': case '$': cleanup_memory(); - return crm_help(flag, CRM_EX_OK); + crm_help(flag, CRM_EX_OK); break; case 'n': attr_name = strdup(optarg); break; case 's': attr_set = strdup(optarg); break; case 'd': attr_dampen = strdup(optarg); break; case 'l': case 'S': attr_section = strdup(optarg); break; case 'N': attr_node = strdup(optarg); break; case 'A': query_all = TRUE; break; case 'p': set_bit(attr_options, attrd_opt_private); break; case 'q': break; case 'Y': command = flag; crm_log_args(argc, argv); /* Too much? */ break; case 'Q': case 'B': case 'R': case 'D': case 'U': case 'v': command = flag; attr_value = optarg; crm_log_args(argc, argv); /* Too much? */ break; default: ++argerr; break; } } if (optind > argc) { ++argerr; } if (command != 'R' && attr_name == NULL) { ++argerr; } if (argerr) { cleanup_memory(); - return crm_help('?', CRM_EX_USAGE); + crm_help('?', CRM_EX_USAGE); } if (command == 'Q') { exit_code = crm_errno2exit(do_query(attr_name, attr_node, query_all)); } else { /* @TODO We don't know whether the specified node is a Pacemaker Remote * node or not, so we can't set attrd_opt_remote when appropriate. * However, it's not a big problem, because pacemaker-attrd will learn * and remember a node's "remoteness". */ exit_code = crm_errno2exit(do_update(command, attrd_get_target(attr_node), attr_name, attr_value, attr_section, attr_set, attr_dampen, attr_options)); } cleanup_memory(); - return crm_exit(exit_code); + crm_exit(exit_code); } /*! * \internal * \brief Submit a query request to pacemaker-attrd and wait for reply * * \param[in] name Name of attribute to query * \param[in] host Query applies to this host only (or all hosts if NULL) * \param[out] reply On success, will be set to new XML tree with reply * * \return pcmk_ok on success, -errno on error * \note On success, caller is responsible for freeing result via free_xml(*reply) */ static int send_attrd_query(const char *name, const char *host, xmlNode **reply) { int rc; crm_ipc_t *ipc; xmlNode *query; /* Build the query XML */ query = create_xml_node(NULL, __FUNCTION__); if (query == NULL) { return -ENOMEM; } crm_xml_add(query, F_TYPE, T_ATTRD); crm_xml_add(query, F_ORIG, crm_system_name); crm_xml_add(query, F_ATTRD_HOST, host); crm_xml_add(query, F_ATTRD_TASK, ATTRD_OP_QUERY); crm_xml_add(query, F_ATTRD_ATTRIBUTE, name); /* Connect to pacemaker-attrd, send query XML and get reply */ crm_debug("Sending query for value of %s on %s", name, (host? host : "all nodes")); ipc = crm_ipc_new(T_ATTRD, 0); if (crm_ipc_connect(ipc) == FALSE) { crm_perror(LOG_ERR, "Connection to cluster attribute manager failed"); rc = -ENOTCONN; } else { rc = crm_ipc_send(ipc, query, crm_ipc_flags_none|crm_ipc_client_response, 0, reply); if (rc > 0) { rc = pcmk_ok; } crm_ipc_close(ipc); } free_xml(query); return(rc); } /*! * \brief Validate pacemaker-attrd's XML reply to an query * * param[in] reply Root of reply XML tree to validate * param[in] attr_name Name of attribute that was queried * * \return pcmk_ok on success, * -errno on error (-ENXIO = requested attribute does not exist) */ static int validate_attrd_reply(xmlNode *reply, const char *attr_name) { const char *reply_attr; if (reply == NULL) { fprintf(stderr, "Could not query value of %s: reply did not contain valid XML\n", attr_name); return -pcmk_err_schema_validation; } crm_log_xml_trace(reply, "Reply"); reply_attr = crm_element_value(reply, F_ATTRD_ATTRIBUTE); if (reply_attr == NULL) { fprintf(stderr, "Could not query value of %s: attribute does not exist\n", attr_name); return -ENXIO; } if (safe_str_neq(crm_element_value(reply, F_TYPE), T_ATTRD) || (crm_element_value(reply, F_ATTRD_VERSION) == NULL) || strcmp(reply_attr, attr_name)) { fprintf(stderr, "Could not query value of %s: reply did not contain expected identification\n", attr_name); return -pcmk_err_schema_validation; } return pcmk_ok; } /*! * \brief Print the attribute values in a pacemaker-attrd XML query reply * * \param[in] reply Root of XML tree with query reply * \param[in] attr_name Name of attribute that was queried * * \return TRUE if any values were printed */ static gboolean print_attrd_values(xmlNode *reply, const char *attr_name) { xmlNode *child; const char *reply_host, *reply_value; gboolean have_values = FALSE; /* Iterate through reply's XML tags (a node tag for each host-value pair) */ for (child = __xml_first_child(reply); child != NULL; child = __xml_next(child)) { if (safe_str_neq((const char*)child->name, XML_CIB_TAG_NODE)) { crm_warn("Ignoring unexpected %s tag in query reply", child->name); } else { reply_host = crm_element_value(child, F_ATTRD_HOST); reply_value = crm_element_value(child, F_ATTRD_VALUE); if (reply_host == NULL) { crm_warn("Ignoring %s tag without %s attribute in query reply", XML_CIB_TAG_NODE, F_ATTRD_HOST); } else { printf("name=\"%s\" host=\"%s\" value=\"%s\"\n", attr_name, reply_host, (reply_value? reply_value : "")); have_values = TRUE; } } } return have_values; } /*! * \brief Submit a query to pacemaker-attrd and print reply * * \param[in] attr_name Name of attribute to be affected by request * \param[in] attr_node Name of host to query for (or NULL for localhost) * \param[in] query_all If TRUE, ignore attr_node and query all nodes instead * * \return pcmk_ok on success, -errno on error */ static int do_query(const char *attr_name, const char *attr_node, gboolean query_all) { xmlNode *reply = NULL; int rc; /* Decide which node(s) to query */ if (query_all == TRUE) { attr_node = NULL; } else { attr_node = attrd_get_target(attr_node); } /* Build and send pacemaker-attrd request, and get XML reply */ rc = send_attrd_query(attr_name, attr_node, &reply); if (rc != pcmk_ok) { fprintf(stderr, "Could not query value of %s: %s (%d)\n", attr_name, pcmk_strerror(rc), rc); return rc; } /* Validate the XML reply */ rc = validate_attrd_reply(reply, attr_name); if (rc != pcmk_ok) { if (reply != NULL) { free_xml(reply); } return rc; } /* Print the values from the reply */ if (print_attrd_values(reply, attr_name) == FALSE) { fprintf(stderr, "Could not query value of %s: reply had attribute name but no host values\n", attr_name); free_xml(reply); return -pcmk_err_schema_validation; } return pcmk_ok; } static int do_update(char command, const char *attr_node, const char *attr_name, const char *attr_value, const char *attr_section, const char *attr_set, const char *attr_dampen, int attr_options) { int rc = attrd_update_delegate(NULL, command, attr_node, attr_name, attr_value, attr_section, attr_set, attr_dampen, NULL, attr_options); if (rc != pcmk_ok) { fprintf(stderr, "Could not update %s=%s: %s (%d)\n", attr_name, attr_value, pcmk_strerror(rc), rc); } return rc; } diff --git a/tools/cibadmin.c b/tools/cibadmin.c index 96caf3483a..1f33e9fe8b 100644 --- a/tools/cibadmin.c +++ b/tools/cibadmin.c @@ -1,551 +1,553 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include static int message_timeout_ms = 30; static int command_options = 0; static int request_id = 0; static int bump_log_num = 0; static const char *host = NULL; static const char *cib_user = NULL; static const char *cib_action = NULL; static const char *obj_type = NULL; static cib_t *the_cib = NULL; static GMainLoop *mainloop = NULL; static gboolean force_flag = FALSE; static crm_exit_t exit_code = CRM_EX_OK; int do_init(void); int do_work(xmlNode *input, int command_options, xmlNode **output); void cibadmin_op_callback(xmlNode *msg, int call_id, int rc, xmlNode *output, void *user_data); /* *INDENT-OFF* */ static struct crm_option long_options[] = { {"help", 0, 0, '?', "\tThis text"}, {"version", 0, 0, '$', "\tVersion information" }, {"verbose", 0, 0, 'V', "\tIncrease debug output\n"}, {"-spacer-", 0, 0, '-', "Commands:"}, {"upgrade", 0, 0, 'u', "\tUpgrade the configuration to the latest syntax"}, {"query", 0, 0, 'Q', "\tQuery the contents of the CIB"}, {"erase", 0, 0, 'E', "\tErase the contents of the whole CIB"}, {"bump", 0, 0, 'B', "\tIncrease the CIB's epoch value by 1"}, {"create", 0, 0, 'C', "\tCreate an object in the CIB. Will fail if the object already exists."}, {"modify", 0, 0, 'M', "\tFind the object somewhere in the CIB's XML tree and update it. Fails if the object does not exist unless -c is specified"}, {"patch", 0, 0, 'P', "\tSupply an update in the form of an xml diff (See also: crm_diff)"}, {"replace", 0, 0, 'R', "\tRecursively replace an object in the CIB"}, {"delete", 0, 0, 'D', "\tDelete the first object matching the supplied criteria, Eg. "}, {"-spacer-", 0, 0, '-', "\n\tThe tagname and all attributes must match in order for the element to be deleted\n"}, {"delete-all", 0, 0, 'd', "When used with --xpath, remove all matching objects in the configuration instead of just the first one"}, {"empty", 0, 0, 'a', "\tOutput an empty CIB"}, {"md5-sum", 0, 0, '5', "\tCalculate the on-disk CIB digest"}, {"md5-sum-versioned", 0, 0, '6', "Calculate an on-the-wire versioned CIB digest"}, {"blank", 0, 0, '-', NULL, 1}, {"-spacer-",1, 0, '-', "\nAdditional options:"}, {"force", 0, 0, 'f'}, {"timeout", 1, 0, 't', "Time (in seconds) to wait before declaring the operation failed"}, {"user", 1, 0, 'U', "Run the command with permissions of the named user (valid only for the root and "CRM_DAEMON_USER" accounts)"}, {"sync-call", 0, 0, 's', "Wait for call to complete before returning"}, {"local", 0, 0, 'l', "\tCommand takes effect locally. Should only be used for queries"}, {"allow-create",0, 0, 'c', "(Advanced) Allow the target of a --modify,-M operation to be created if they do not exist"}, {"no-children", 0, 0, 'n', "(Advanced) When querying an object, do not return include its children in the result\n"}, {"no-bcast", 0, 0, 'b', NULL, 1}, {"-spacer-", 0, 0, '-', "Data:"}, {"xml-text", 1, 0, 'X', "Retrieve XML from the supplied string"}, {"xml-file", 1, 0, 'x', "Retrieve XML from the named file"}, {"xml-pipe", 0, 0, 'p', "Retrieve XML from stdin\n"}, {"scope", 1, 0, 'o', "Limit the scope of the operation to a specific section of the CIB."}, {"-spacer-", 0, 0, '-', "\tValid values are: nodes, resources, constraints, crm_config, rsc_defaults, op_defaults, status"}, {"xpath", 1, 0, 'A', "A valid XPath to use instead of --scope,-o"}, {"node-path", 0, 0, 'e', "When performing XPath queries, return the address of any matches found."}, {"-spacer-", 0, 0, '-', " Eg: /cib/configuration/resources/clone[@id='ms_RH1_SCS']/primitive[@id='prm_RH1_SCS']", pcmk_option_paragraph}, {"node", 1, 0, 'N', "(Advanced) Send command to the specified host\n"}, {"-space-", 0, 0, '!', NULL, 1}, {"-spacer-", 0, 0, '-', "\nExamples:\n"}, {"-spacer-", 0, 0, '-', "Query the configuration from the local node:", pcmk_option_paragraph}, {"-spacer-", 0, 0, '-', " cibadmin --query --local", pcmk_option_example}, {"-spacer-", 0, 0, '-', "Query just the cluster options configuration:", pcmk_option_paragraph}, {"-spacer-", 0, 0, '-', " cibadmin --query --scope crm_config", pcmk_option_example}, {"-spacer-", 0, 0, '-', "Query all 'target-role' settings:", pcmk_option_paragraph}, {"-spacer-", 0, 0, '-', " cibadmin --query --xpath \"//nvpair[@name='target-role']\"", pcmk_option_example}, {"-spacer-", 0, 0, '-', "Remove all 'is-managed' settings:", pcmk_option_paragraph}, {"-spacer-", 0, 0, '-', " cibadmin --delete-all --xpath \"//nvpair[@name='is-managed']\"", pcmk_option_example}, {"-spacer-", 0, 0, '-', "Remove the resource named 'old':", pcmk_option_paragraph}, {"-spacer-", 0, 0, '-', " cibadmin --delete --xml-text ''", pcmk_option_example}, {"-spacer-", 0, 0, '-', "Remove all resources from the configuration:", pcmk_option_paragraph}, {"-spacer-", 0, 0, '-', " cibadmin --replace --scope resources --xml-text ''", pcmk_option_example}, {"-spacer-", 0, 0, '-', "Replace the complete configuration with the contents of $HOME/pacemaker.xml:", pcmk_option_paragraph}, {"-spacer-", 0, 0, '-', " cibadmin --replace --xml-file $HOME/pacemaker.xml", pcmk_option_example}, {"-spacer-", 0, 0, '-', "Replace the constraints section of the configuration with the contents of $HOME/constraints.xml:", pcmk_option_paragraph}, {"-spacer-", 0, 0, '-', " cibadmin --replace --scope constraints --xml-file $HOME/constraints.xml", pcmk_option_example}, {"-spacer-", 0, 0, '-', "Increase the configuration version to prevent old configurations from being loaded accidentally:", pcmk_option_paragraph}, {"-spacer-", 0, 0, '-', " cibadmin --modify --xml-text ''", pcmk_option_example}, {"-spacer-", 0, 0, '-', "Edit the configuration with your favorite $EDITOR:", pcmk_option_paragraph}, {"-spacer-", 0, 0, '-', " cibadmin --query > $HOME/local.xml", pcmk_option_example}, {"-spacer-", 0, 0, '-', " $EDITOR $HOME/local.xml", pcmk_option_example}, {"-spacer-", 0, 0, '-', " cibadmin --replace --xml-file $HOME/local.xml", pcmk_option_example}, {"-spacer-", 0, 0, '-', "SEE ALSO:"}, {"-spacer-", 0, 0, '-', " crm(8), pcs(8), crm_shadow(8), crm_diff(8)"}, /* Legacy options */ {"host", 1, 0, 'h', NULL, 1}, {0, 0, 0, 0} }; /* *INDENT-ON* */ static void print_xml_output(xmlNode * xml) { char *buffer; if (!xml) { return; } else if (xml->type != XML_ELEMENT_NODE) { return; } if (command_options & cib_xpath_address) { const char *id = crm_element_value(xml, XML_ATTR_ID); if (safe_str_eq((const char *)xml->name, "xpath-query")) { xmlNode *child = NULL; for (child = xml->children; child; child = child->next) { print_xml_output(child); } } else if (id) { printf("%s\n", id); } } else { buffer = dump_xml_formatted(xml); fprintf(stdout, "%s", crm_str(buffer)); free(buffer); } } // Upgrade requested but already at latest schema static void report_schema_unchanged() { const char *err = pcmk_strerror(pcmk_err_schema_unchanged); crm_info("Upgrade unnecessary: %s\n", err); printf("Upgrade unnecessary: %s\n", err); exit_code = CRM_EX_OK; } int main(int argc, char **argv) { int argerr = 0; int rc = pcmk_ok; int flag; const char *source = NULL; const char *admin_input_xml = NULL; const char *admin_input_file = NULL; gboolean dangerous_cmd = FALSE; gboolean admin_input_stdin = FALSE; xmlNode *output = NULL; xmlNode *input = NULL; int option_index = 0; crm_xml_init(); /* Sets buffer allocation strategy */ crm_log_cli_init("cibadmin"); set_crm_log_level(LOG_CRIT); crm_set_options(NULL, "command [options] [data]", long_options, "Provides direct access to the cluster configuration." "\n\nAllows the configuration, or sections of it, to be queried, modified, replaced and deleted." "\n\nWhere necessary, XML data will be obtained using the -X, -x, or -p options.\n"); if (argc < 2) { crm_help('?', CRM_EX_USAGE); } while (1) { flag = crm_get_option(argc, argv, &option_index); if (flag == -1) break; switch (flag) { case 't': message_timeout_ms = atoi(optarg); if (message_timeout_ms < 1) { message_timeout_ms = 30; } break; case 'A': obj_type = optarg; command_options |= cib_xpath; break; case 'e': command_options |= cib_xpath_address; break; case 'u': cib_action = CIB_OP_UPGRADE; dangerous_cmd = TRUE; break; case 'E': cib_action = CIB_OP_ERASE; dangerous_cmd = TRUE; break; case 'Q': cib_action = CIB_OP_QUERY; break; case 'P': cib_action = CIB_OP_APPLY_DIFF; break; case 'U': cib_user = optarg; break; case 'M': cib_action = CIB_OP_MODIFY; break; case 'R': cib_action = CIB_OP_REPLACE; break; case 'C': cib_action = CIB_OP_CREATE; break; case 'D': cib_action = CIB_OP_DELETE; break; case '5': cib_action = "md5-sum"; break; case '6': cib_action = "md5-sum-versioned"; break; case 'c': command_options |= cib_can_create; break; case 'n': command_options |= cib_no_children; break; case 'B': cib_action = CIB_OP_BUMP; crm_log_args(argc, argv); break; case 'V': command_options = command_options | cib_verbose; bump_log_num++; break; case '?': case '$': case '!': crm_help(flag, CRM_EX_OK); break; case 'o': crm_trace("Option %c => %s", flag, optarg); obj_type = optarg; break; case 'X': crm_trace("Option %c => %s", flag, optarg); admin_input_xml = optarg; crm_log_args(argc, argv); break; case 'x': crm_trace("Option %c => %s", flag, optarg); admin_input_file = optarg; crm_log_args(argc, argv); break; case 'p': admin_input_stdin = TRUE; crm_log_args(argc, argv); break; case 'N': case 'h': host = strdup(optarg); break; case 'l': command_options |= cib_scope_local; break; case 'd': cib_action = CIB_OP_DELETE; command_options |= cib_multiple; dangerous_cmd = TRUE; break; case 'b': dangerous_cmd = TRUE; command_options |= cib_inhibit_bcast; command_options |= cib_scope_local; break; case 's': command_options |= cib_sync_call; break; case 'f': force_flag = TRUE; command_options |= cib_quorum_override; crm_log_args(argc, argv); break; case 'a': output = createEmptyCib(1); if (optind < argc) { crm_xml_add(output, XML_ATTR_VALIDATION, argv[optind]); } admin_input_xml = dump_xml_formatted(output); fprintf(stdout, "%s\n", crm_str(admin_input_xml)); crm_exit(CRM_EX_OK); break; default: printf("Argument code 0%o (%c)" " is not (?yet?) supported\n", flag, flag); ++argerr; break; } } while (bump_log_num > 0) { crm_bump_log_level(argc, argv); bump_log_num--; } if (optind < argc) { printf("non-option ARGV-elements: "); while (optind < argc) printf("%s ", argv[optind++]); printf("\n"); crm_help('?', CRM_EX_USAGE); } if (optind > argc || cib_action == NULL) { ++argerr; } if (argerr) { crm_help('?', CRM_EX_USAGE); } if (dangerous_cmd && force_flag == FALSE) { fprintf(stderr, "The supplied command is considered dangerous." " To prevent accidental destruction of the cluster," " the --force flag is required in order to proceed.\n"); fflush(stderr); crm_exit(CRM_EX_UNSAFE); } if (admin_input_file != NULL) { input = filename2xml(admin_input_file); source = admin_input_file; } else if (admin_input_xml != NULL) { source = "input string"; input = string2xml(admin_input_xml); } else if (admin_input_stdin) { source = "STDIN"; input = stdin2xml(); } if (input != NULL) { crm_log_xml_debug(input, "[admin input]"); } else if (source) { fprintf(stderr, "Couldn't parse input from %s.\n", source); crm_exit(CRM_EX_CONFIG); } if (safe_str_eq(cib_action, "md5-sum")) { char *digest = NULL; if (input == NULL) { fprintf(stderr, "Please supply XML to process with -X, -x or -p\n"); crm_exit(CRM_EX_USAGE); } digest = calculate_on_disk_digest(input); fprintf(stderr, "Digest: "); fprintf(stdout, "%s\n", crm_str(digest)); free(digest); free_xml(input); crm_exit(CRM_EX_OK); } else if (safe_str_eq(cib_action, "md5-sum-versioned")) { char *digest = NULL; const char *version = NULL; if (input == NULL) { fprintf(stderr, "Please supply XML to process with -X, -x or -p\n"); crm_exit(CRM_EX_USAGE); } version = crm_element_value(input, XML_ATTR_CRM_VERSION); digest = calculate_xml_versioned_digest(input, FALSE, TRUE, version); fprintf(stderr, "Versioned (%s) digest: ", version); fprintf(stdout, "%s\n", crm_str(digest)); free(digest); free_xml(input); crm_exit(CRM_EX_OK); } rc = do_init(); if (rc != pcmk_ok) { crm_err("Init failed, could not perform requested operations"); fprintf(stderr, "Init failed, could not perform requested operations\n"); free_xml(input); crm_exit(crm_errno2exit(rc)); } rc = do_work(input, command_options, &output); if (rc > 0) { /* wait for the reply by creating a mainloop and running it until * the callbacks are invoked... */ request_id = rc; the_cib->cmds->register_callback(the_cib, request_id, message_timeout_ms, FALSE, NULL, "cibadmin_op_callback", cibadmin_op_callback); mainloop = g_main_loop_new(NULL, FALSE); crm_trace("%s waiting for reply from the local CIB", crm_system_name); crm_info("Starting mainloop"); g_main_loop_run(mainloop); } else if ((rc == -pcmk_err_schema_unchanged) && crm_str_eq(cib_action, CIB_OP_UPGRADE, TRUE)) { report_schema_unchanged(); } else if (rc < 0) { crm_err("Call failed: %s", pcmk_strerror(rc)); fprintf(stderr, "Call failed: %s\n", pcmk_strerror(rc)); if (rc == -pcmk_err_schema_validation) { if (crm_str_eq(cib_action, CIB_OP_UPGRADE, TRUE)) { xmlNode *obj = NULL; int version = 0, rc = 0; rc = the_cib->cmds->query(the_cib, NULL, &obj, command_options); if (rc == pcmk_ok) { update_validation(&obj, &version, 0, TRUE, FALSE); } } else if (output) { validate_xml_verbose(output); } } exit_code = crm_errno2exit(rc); } if (output != NULL) { print_xml_output(output); free_xml(output); } crm_trace("%s exiting normally", crm_system_name); free_xml(input); rc = the_cib->cmds->signoff(the_cib); if (exit_code == CRM_EX_OK) { exit_code = crm_errno2exit(rc); } cib_delete(the_cib); - return crm_exit(exit_code); + crm_exit(exit_code); } int do_work(xmlNode * input, int call_options, xmlNode ** output) { /* construct the request */ the_cib->call_timeout = message_timeout_ms; if (strcasecmp(CIB_OP_REPLACE, cib_action) == 0 && safe_str_eq(crm_element_name(input), XML_TAG_CIB)) { xmlNode *status = get_object_root(XML_CIB_TAG_STATUS, input); if (status == NULL) { create_xml_node(input, XML_CIB_TAG_STATUS); } } if (cib_action != NULL) { crm_trace("Passing \"%s\" to variant_op...", cib_action); return cib_internal_op(the_cib, cib_action, host, obj_type, input, output, call_options, cib_user); } else { crm_err("You must specify an operation"); } return -EINVAL; } int do_init(void) { int rc = pcmk_ok; the_cib = cib_new(); rc = the_cib->cmds->signon(the_cib, crm_system_name, cib_command); if (rc != pcmk_ok) { crm_err("Connection to the CIB manager failed: %s", pcmk_strerror(rc)); fprintf(stderr, "Connection to the CIB manager failed: %s\n", pcmk_strerror(rc)); } return rc; } void cibadmin_op_callback(xmlNode * msg, int call_id, int rc, xmlNode * output, void *user_data) { exit_code = crm_errno2exit(rc); if (rc == -pcmk_err_schema_unchanged) { report_schema_unchanged(); } else if (rc != pcmk_ok) { crm_warn("Call %s failed (%d): %s", cib_action, rc, pcmk_strerror(rc)); fprintf(stderr, "Call %s failed (%d): %s\n", cib_action, rc, pcmk_strerror(rc)); print_xml_output(output); } else if (safe_str_eq(cib_action, CIB_OP_QUERY) && output == NULL) { crm_err("Query returned no output"); crm_log_xml_err(msg, "no output"); } else if (output == NULL) { crm_info("Call passed"); } else { crm_info("Call passed"); print_xml_output(output); } if (call_id == request_id) { g_main_loop_quit(mainloop); } else { crm_info("Message was not the response we were looking for (%d vs. %d)", call_id, request_id); } } diff --git a/tools/crm_attribute.c b/tools/crm_attribute.c index 107dad0160..3326acdeca 100644 --- a/tools/crm_attribute.c +++ b/tools/crm_attribute.c @@ -1,339 +1,341 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include gboolean BE_QUIET = FALSE; char command = 'G'; const char *dest_uname = NULL; char *dest_node = NULL; char *set_name = NULL; char *attr_id = NULL; char *attr_name = NULL; char *attr_pattern = NULL; const char *type = NULL; const char *rsc_id = NULL; const char *attr_value = NULL; const char *attr_default = NULL; const char *set_type = NULL; /* *INDENT-OFF* */ static struct crm_option long_options[] = { /* Top-level Options */ {"help", 0, 0, '?', "\tThis text"}, {"version", 0, 0, '$', "\tVersion information" }, {"verbose", 0, 0, 'V', "\tIncrease debug output"}, {"quiet", 0, 0, 'q', "\tPrint only the value on stdout\n"}, {"name", 1, 0, 'n', "Name of the attribute/option to operate on"}, {"pattern", 1, 0, 'P', "Pattern matching names of attributes (only with -v/-D and -l reboot)"}, {"-spacer-", 0, 0, '-', "\nCommands:"}, {"query", 0, 0, 'G', "\tQuery the current value of the attribute/option"}, {"update", 1, 0, 'v', "Update the value of the attribute/option"}, {"delete", 0, 0, 'D', "\tDelete the attribute/option"}, {"-spacer-", 0, 0, '-', "\nAdditional Options:"}, {"node", 1, 0, 'N', "Set an attribute for the named node (instead of a cluster option). See also: -l"}, {"type", 1, 0, 't', "Which part of the configuration to update/delete/query the option in"}, {"-spacer-", 0, 0, '-', "\t\t\tValid values: crm_config, rsc_defaults, op_defaults, tickets"}, {"lifetime", 1, 0, 'l', "Lifetime of the node attribute"}, {"-spacer-", 0, 0, '-', "\t\t\tValid values: reboot, forever"}, {"utilization", 0, 0, 'z', "Set an utilization attribute for the node."}, {"set-name", 1, 0, 's', "(Advanced) The attribute set in which to place the value"}, {"id", 1, 0, 'i', "\t(Advanced) The ID used to identify the attribute"}, {"default", 1, 0, 'd', "(Advanced) The default value to display if none is found in the configuration"}, {"inhibit-policy-engine", 0, 0, '!', NULL, 1}, /* legacy */ {"quiet", 0, 0, 'Q', NULL, 1}, {"node-uname", 1, 0, 'U', NULL, 1}, {"get-value", 0, 0, 'G', NULL, 1}, {"delete-attr", 0, 0, 'D', NULL, 1}, {"attr-value", 1, 0, 'v', NULL, 1}, {"attr-name", 1, 0, 'n', NULL, 1}, {"attr-id", 1, 0, 'i', NULL, 1}, {"-spacer-", 1, 0, '-', "\nExamples:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', "Add a new node attribute called 'location' with the value of 'office' for host 'myhost':", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_attribute --node myhost --name location --update office", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Query the value of the 'location' node attribute for host 'myhost':", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_attribute --node myhost --name location --query", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Change the value of the 'location' node attribute for host 'myhost':", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_attribute --node myhost --name location --update backoffice", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Delete the 'location' node attribute for host 'myhost':", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_attribute --node myhost --name location --delete", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Query the value of the cluster-delay cluster option:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_attribute --type crm_config --name cluster-delay --query", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Query the value of the cluster-delay cluster option. Only print the value:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_attribute --type crm_config --name cluster-delay --query --quiet", pcmk_option_example}, {0, 0, 0, 0} }; /* *INDENT-ON* */ int main(int argc, char **argv) { cib_t *the_cib = NULL; int rc = pcmk_ok; int cib_opts = cib_sync_call; int argerr = 0; int flag; int option_index = 0; int is_remote_node = 0; crm_log_cli_init("crm_attribute"); crm_set_options(NULL, " -n [options]", long_options, "Manage node's attributes and cluster options." "\n\nAllows node attributes and cluster options to be queried, modified and deleted.\n"); if (argc < 2) { crm_help('?', CRM_EX_USAGE); } while (1) { flag = crm_get_option(argc, argv, &option_index); if (flag == -1) break; switch (flag) { case 'V': crm_bump_log_level(argc, argv); break; case '$': case '?': crm_help(flag, CRM_EX_OK); break; case 'G': command = flag; attr_value = optarg; break; case 'D': case 'v': command = flag; attr_value = optarg; crm_log_args(argc, argv); break; case 'q': case 'Q': BE_QUIET = TRUE; break; case 'U': case 'N': dest_uname = strdup(optarg); break; case 's': set_name = strdup(optarg); break; case 'l': case 't': type = optarg; break; case 'z': type = XML_CIB_TAG_NODES; set_type = XML_TAG_UTILIZATION; break; case 'n': attr_name = strdup(optarg); break; case 'P': attr_pattern = strdup(optarg); break; case 'i': attr_id = strdup(optarg); break; case 'r': rsc_id = optarg; break; case 'd': attr_default = optarg; break; case '!': crm_warn("Inhibiting notifications for this update"); cib_opts |= cib_inhibit_notify; break; default: printf("Argument code 0%o (%c) is not (?yet?) supported\n", flag, flag); ++argerr; break; } } if (optind < argc) { printf("non-option ARGV-elements: "); while (optind < argc) printf("%s ", argv[optind++]); printf("\n"); } if (optind > argc) { ++argerr; } if (argerr) { crm_help('?', CRM_EX_USAGE); } the_cib = cib_new(); rc = the_cib->cmds->signon(the_cib, crm_system_name, cib_command); if (rc != pcmk_ok) { fprintf(stderr, "Error connecting to the CIB manager: %s\n", pcmk_strerror(rc)); - return crm_exit(crm_errno2exit(rc)); + crm_exit(crm_errno2exit(rc)); } if (type == NULL && dest_uname != NULL) { type = "forever"; } if (safe_str_eq(type, "reboot")) { type = XML_CIB_TAG_STATUS; } else if (safe_str_eq(type, "forever")) { type = XML_CIB_TAG_NODES; } if (type == NULL && dest_uname == NULL) { /* we're updating cluster options - don't populate dest_node */ type = XML_CIB_TAG_CRMCONFIG; } else if (safe_str_eq(type, XML_CIB_TAG_CRMCONFIG)) { } else if (safe_str_neq(type, XML_CIB_TAG_TICKETS)) { /* If we are being called from a resource agent via the cluster, * the correct local node name will be passed as an environment * variable. Otherwise, we have to ask the cluster. */ dest_uname = attrd_get_target(dest_uname); if (dest_uname == NULL) { dest_uname = get_local_node_name(); } rc = query_node_uuid(the_cib, dest_uname, &dest_node, &is_remote_node); if (pcmk_ok != rc) { fprintf(stderr, "Could not map name=%s to a UUID\n", dest_uname); the_cib->cmds->signoff(the_cib); cib_delete(the_cib); - return crm_exit(crm_errno2exit(rc)); + crm_exit(crm_errno2exit(rc)); } } if ((command == 'D') && (attr_name == NULL) && (attr_pattern == NULL)) { fprintf(stderr, "Error: must specify attribute name or pattern to delete\n"); - return crm_exit(CRM_EX_USAGE); + crm_exit(CRM_EX_USAGE); } if (attr_pattern) { if (((command != 'v') && (command != 'D')) || safe_str_neq(type, XML_CIB_TAG_STATUS)) { fprintf(stderr, "Error: pattern can only be used with till-reboot update or delete\n"); - return crm_exit(CRM_EX_USAGE); + crm_exit(CRM_EX_USAGE); } command = 'u'; free(attr_name); attr_name = attr_pattern; } if (((command == 'v') || (command == 'D') || (command == 'u')) && safe_str_eq(type, XML_CIB_TAG_STATUS) && pcmk_ok == attrd_update_delegate(NULL, command, dest_uname, attr_name, attr_value, type, set_name, NULL, NULL, is_remote_node?attrd_opt_remote:attrd_opt_none)) { crm_info("Update %s=%s sent via pacemaker-attrd", attr_name, ((command == 'D')? "" : attr_value)); } else if (command == 'D') { rc = delete_attr_delegate(the_cib, cib_opts, type, dest_node, set_type, set_name, attr_id, attr_name, attr_value, TRUE, NULL); if (rc == -ENXIO) { /* Nothing to delete... * which means it's not there... * which is what the admin wanted */ rc = pcmk_ok; } } else if (command == 'v') { CRM_LOG_ASSERT(type != NULL); CRM_LOG_ASSERT(attr_name != NULL); CRM_LOG_ASSERT(attr_value != NULL); rc = update_attr_delegate(the_cib, cib_opts, type, dest_node, set_type, set_name, attr_id, attr_name, attr_value, TRUE, NULL, is_remote_node ? "remote" : NULL); } else { /* query */ char *read_value = NULL; rc = read_attr_delegate(the_cib, type, dest_node, set_type, set_name, attr_id, attr_name, &read_value, TRUE, NULL); if (rc == -ENXIO && attr_default) { read_value = strdup(attr_default); rc = pcmk_ok; } crm_info("Read %s=%s %s%s", attr_name, crm_str(read_value), set_name ? "in " : "", set_name ? set_name : ""); if (rc == -ENOTUNIQ) { // Multiple matches (already displayed) are not error for queries rc = pcmk_ok; } else if (BE_QUIET == FALSE) { fprintf(stdout, "%s%s %s%s %s%s value=%s\n", type ? "scope=" : "", type ? type : "", attr_id ? "id=" : "", attr_id ? attr_id : "", attr_name ? "name=" : "", attr_name ? attr_name : "", read_value ? read_value : "(null)"); } else if (read_value != NULL) { fprintf(stdout, "%s\n", read_value); } free(read_value); } if (rc == -ENOTUNIQ) { printf("Please choose from one of the matches above and supply the 'id' with --attr-id\n"); } else if (rc != pcmk_ok) { fprintf(stderr, "Error performing operation: %s\n", pcmk_strerror(rc)); } the_cib->cmds->signoff(the_cib); cib_delete(the_cib); - return crm_exit(crm_errno2exit(rc)); + crm_exit(crm_errno2exit(rc)); } diff --git a/tools/crm_mon.c b/tools/crm_mon.c index 76c3c78732..f8f806b0d2 100644 --- a/tools/crm_mon.c +++ b/tools/crm_mon.c @@ -1,4451 +1,4453 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /* crm_ends_with_ext */ #include #include #include #include #include #include #include #include <../lib/pengine/unpack.h> #include #include static void clean_up_connections(void); static crm_exit_t clean_up(crm_exit_t exit_code); static void crm_diff_update(const char *event, xmlNode * msg); static gboolean mon_refresh_display(gpointer user_data); static int cib_connect(gboolean full); static void mon_st_callback_event(stonith_t * st, stonith_event_t * e); static void mon_st_callback_display(stonith_t * st, stonith_event_t * e); static void kick_refresh(gboolean data_updated); static char *get_node_display_name(node_t *node); /* * Definitions indicating which items to print */ #define mon_show_times (0x0001U) #define mon_show_stack (0x0002U) #define mon_show_dc (0x0004U) #define mon_show_count (0x0008U) #define mon_show_nodes (0x0010U) #define mon_show_resources (0x0020U) #define mon_show_attributes (0x0040U) #define mon_show_failcounts (0x0080U) #define mon_show_operations (0x0100U) #define mon_show_tickets (0x0200U) #define mon_show_bans (0x0400U) #define mon_show_fence_history (0x0800U) #define mon_show_headers (mon_show_times | mon_show_stack | mon_show_dc \ | mon_show_count) #define mon_show_default (mon_show_headers | mon_show_nodes \ | mon_show_resources) #define mon_show_all (mon_show_default | mon_show_attributes \ | mon_show_failcounts | mon_show_operations \ | mon_show_tickets | mon_show_bans \ | mon_show_fence_history) static unsigned int show = mon_show_default; /* * Definitions indicating how to output */ enum mon_output_format_e { mon_output_none, mon_output_monitor, mon_output_plain, mon_output_console, mon_output_xml, mon_output_html, mon_output_cgi } output_format = mon_output_console; static char *output_filename = NULL; /* if sending output to a file, its name */ /* other globals */ static char *pid_file = NULL; static gboolean group_by_node = FALSE; static gboolean inactive_resources = FALSE; static int reconnect_msec = 5000; static gboolean daemonize = FALSE; static GMainLoop *mainloop = NULL; static guint timer_id = 0; static mainloop_timer_t *refresh_timer = NULL; static pe_working_set_t *mon_data_set = NULL; static GList *attr_list = NULL; static const char *external_agent = NULL; static const char *external_recipient = NULL; static cib_t *cib = NULL; static stonith_t *st = NULL; static xmlNode *current_cib = NULL; static gboolean one_shot = FALSE; static gboolean has_warnings = FALSE; static gboolean print_timing = FALSE; static gboolean watch_fencing = FALSE; static gboolean fence_history = FALSE; static gboolean fence_full_history = FALSE; static gboolean fence_connect = FALSE; static int fence_history_level = 1; static gboolean print_brief = FALSE; static gboolean print_pending = TRUE; static gboolean print_clone_detail = FALSE; #if CURSES_ENABLED static gboolean curses_console_initialized = FALSE; #endif /* FIXME allow, detect, and correctly interpret glob pattern or regex? */ const char *print_neg_location_prefix = ""; /* Never display node attributes whose name starts with one of these prefixes */ #define FILTER_STR { CRM_FAIL_COUNT_PREFIX, CRM_LAST_FAILURE_PREFIX, \ "shutdown", "terminate", "standby", "probe_complete", \ "#", NULL } long last_refresh = 0; crm_trigger_t *refresh_trigger = NULL; /* Define exit codes for monitoring-compatible output * For nagios plugins, the possibilities are * OK=0, WARN=1, CRIT=2, and UNKNOWN=3 */ #define MON_STATUS_WARN CRM_EX_ERROR #define MON_STATUS_CRIT CRM_EX_INVALID_PARAM #define MON_STATUS_UNKNOWN CRM_EX_UNIMPLEMENT_FEATURE /* Convenience macro for prettifying output (e.g. "node" vs "nodes") */ #define s_if_plural(i) (((i) == 1)? "" : "s") #if CURSES_ENABLED # define print_dot() if (output_format == mon_output_console) { \ printw("."); \ clrtoeol(); \ refresh(); \ } else { \ fprintf(stdout, "."); \ } #else # define print_dot() fprintf(stdout, "."); #endif #if CURSES_ENABLED # define print_as(fmt, args...) if (output_format == mon_output_console) { \ printw(fmt, ##args); \ clrtoeol(); \ refresh(); \ } else { \ fprintf(stdout, fmt, ##args); \ } #else # define print_as(fmt, args...) fprintf(stdout, fmt, ##args); #endif static void blank_screen(void) { #if CURSES_ENABLED int lpc = 0; for (lpc = 0; lpc < LINES; lpc++) { move(lpc, 0); clrtoeol(); } move(0, 0); refresh(); #endif } static gboolean mon_timer_popped(gpointer data) { int rc = pcmk_ok; #if CURSES_ENABLED if (output_format == mon_output_console) { clear(); refresh(); } #endif if (timer_id > 0) { g_source_remove(timer_id); timer_id = 0; } print_as("Reconnecting...\n"); rc = cib_connect(TRUE); if (rc != pcmk_ok) { timer_id = g_timeout_add(reconnect_msec, mon_timer_popped, NULL); } return FALSE; } static void mon_cib_connection_destroy(gpointer user_data) { print_as("Connection to the cluster-daemons terminated\n"); if (refresh_timer != NULL) { /* we'll trigger a refresh after reconnect */ mainloop_timer_stop(refresh_timer); } if (timer_id) { /* we'll trigger a new reconnect-timeout at the end */ g_source_remove(timer_id); timer_id = 0; } if (st) { /* the client API won't properly reconnect notifications * if they are still in the table - so remove them */ st->cmds->remove_notification(st, T_STONITH_NOTIFY_DISCONNECT); st->cmds->remove_notification(st, T_STONITH_NOTIFY_FENCE); st->cmds->remove_notification(st, T_STONITH_NOTIFY_HISTORY); if (st->state != stonith_disconnected) { st->cmds->disconnect(st); } } if (cib) { cib->cmds->signoff(cib); timer_id = g_timeout_add(reconnect_msec, mon_timer_popped, NULL); } return; } /* * Mainloop signal handler. */ static void mon_shutdown(int nsig) { clean_up(CRM_EX_OK); } #if ON_DARWIN # define sighandler_t sig_t #endif #if CURSES_ENABLED # ifndef HAVE_SIGHANDLER_T typedef void (*sighandler_t) (int); # endif static sighandler_t ncurses_winch_handler; static void mon_winresize(int nsig) { static int not_done; int lines = 0, cols = 0; if (!not_done++) { if (ncurses_winch_handler) /* the original ncurses WINCH signal handler does the * magic of retrieving the new window size; * otherwise, we'd have to use ioctl or tgetent */ (*ncurses_winch_handler) (SIGWINCH); getmaxyx(stdscr, lines, cols); resizeterm(lines, cols); mainloop_set_trigger(refresh_trigger); } not_done--; } #endif static int cib_connect(gboolean full) { int rc = pcmk_ok; static gboolean need_pass = TRUE; CRM_CHECK(cib != NULL, return -EINVAL); if (getenv("CIB_passwd") != NULL) { need_pass = FALSE; } if ((fence_connect) && (st == NULL)) { st = stonith_api_new(); } if ((fence_connect) && (st->state == stonith_disconnected)) { crm_trace("Connecting to stonith"); rc = st->cmds->connect(st, crm_system_name, NULL); if (rc == pcmk_ok) { crm_trace("Setting up stonith callbacks"); if (watch_fencing) { st->cmds->register_notification(st, T_STONITH_NOTIFY_DISCONNECT, mon_st_callback_event); st->cmds->register_notification(st, T_STONITH_NOTIFY_FENCE, mon_st_callback_event); } else { st->cmds->register_notification(st, T_STONITH_NOTIFY_DISCONNECT, mon_st_callback_display); st->cmds->register_notification(st, T_STONITH_NOTIFY_HISTORY, mon_st_callback_display); } } } if (cib->state != cib_connected_query && cib->state != cib_connected_command) { crm_trace("Connecting to the CIB"); if ((output_format == mon_output_console) && need_pass && (cib->variant == cib_remote)) { need_pass = FALSE; print_as("Password:"); } rc = cib->cmds->signon(cib, crm_system_name, cib_query); if (rc != pcmk_ok) { return rc; } rc = cib->cmds->query(cib, NULL, ¤t_cib, cib_scope_local | cib_sync_call); if (rc == pcmk_ok) { mon_refresh_display(NULL); } if (rc == pcmk_ok && full) { if (rc == pcmk_ok) { rc = cib->cmds->set_connection_dnotify(cib, mon_cib_connection_destroy); if (rc == -EPROTONOSUPPORT) { print_as ("Notification setup not supported, won't be able to reconnect after failure"); if (output_format == mon_output_console) { sleep(2); } rc = pcmk_ok; } } if (rc == pcmk_ok) { cib->cmds->del_notify_callback(cib, T_CIB_DIFF_NOTIFY, crm_diff_update); rc = cib->cmds->add_notify_callback(cib, T_CIB_DIFF_NOTIFY, crm_diff_update); } if (rc != pcmk_ok) { print_as("Notification setup failed, could not monitor CIB actions"); if (output_format == mon_output_console) { sleep(2); } clean_up_connections(); } } } return rc; } /* *INDENT-OFF* */ static struct crm_option long_options[] = { /* Top-level Options */ {"help", 0, 0, '?', "\tThis text"}, {"version", 0, 0, '$', "\tVersion information" }, {"verbose", 0, 0, 'V', "\tIncrease debug output"}, {"quiet", 0, 0, 'Q', "\tDisplay only essential output" }, {"-spacer-", 1, 0, '-', "\nModes (mutually exclusive):"}, {"as-html", 1, 0, 'h', "\tWrite cluster status to the named html file"}, {"as-xml", 0, 0, 'X', "\t\tWrite cluster status as xml to stdout. This will enable one-shot mode."}, {"web-cgi", 0, 0, 'w', "\t\tWeb mode with output suitable for CGI (preselected when run as *.cgi)"}, {"simple-status", 0, 0, 's', "\tDisplay the cluster status once as a simple one line output (suitable for nagios)"}, {"-spacer-", 1, 0, '-', "\nDisplay Options:"}, {"group-by-node", 0, 0, 'n', "\tGroup resources by node" }, {"inactive", 0, 0, 'r', "\t\tDisplay inactive resources" }, {"failcounts", 0, 0, 'f', "\tDisplay resource fail counts"}, {"operations", 0, 0, 'o', "\tDisplay resource operation history" }, {"timing-details", 0, 0, 't', "\tDisplay resource operation history with timing details" }, {"tickets", 0, 0, 'c', "\t\tDisplay cluster tickets"}, {"watch-fencing", 0, 0, 'W', "\tListen for fencing events. For use with --external-agent"}, {"fence-history", 2, 0, 'm', "Show fence history\n" "\t\t\t\t\t0=off, 1=failures and pending (default without option),\n" "\t\t\t\t\t2=add successes (default without value for option),\n" "\t\t\t\t\t3=show full history without reduction to most recent of each flavor"}, {"neg-locations", 2, 0, 'L', "Display negative location constraints [optionally filtered by id prefix]"}, {"show-node-attributes", 0, 0, 'A', "Display node attributes" }, {"hide-headers", 0, 0, 'D', "\tHide all headers" }, {"show-detail", 0, 0, 'R', "\tShow more details (node IDs, individual clone instances)" }, {"brief", 0, 0, 'b', "\t\tBrief output" }, {"pending", 0, 0, 'j', "\t\tDisplay pending state if 'record-pending' is enabled", pcmk_option_hidden}, {"-spacer-", 1, 0, '-', "\nAdditional Options:"}, {"interval", 1, 0, 'i', "\tUpdate frequency in seconds" }, {"one-shot", 0, 0, '1', "\t\tDisplay the cluster status once on the console and exit"}, {"disable-ncurses",0, 0, 'N', "\tDisable the use of ncurses", !CURSES_ENABLED}, {"daemonize", 0, 0, 'd', "\tRun in the background as a daemon"}, {"pid-file", 1, 0, 'p', "\t(Advanced) Daemon pid file location"}, {"external-agent", 1, 0, 'E', "A program to run when resource operations take place."}, {"external-recipient",1, 0, 'e', "A recipient for your program (assuming you want the program to send something to someone)."}, {"xml-file", 1, 0, 'x', NULL, pcmk_option_hidden}, {"-spacer-", 1, 0, '-', "\nExamples:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', "Display the cluster status on the console with updates as they occur:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_mon", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Display the cluster status on the console just once then exit:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_mon -1", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Display your cluster status, group resources by node, and include inactive resources in the list:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_mon --group-by-node --inactive", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Start crm_mon as a background daemon and have it write the cluster status to an HTML file:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_mon --daemonize --as-html /path/to/docroot/filename.html", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Start crm_mon and export the current cluster status as xml to stdout, then exit.:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_mon --as-xml", pcmk_option_example}, {NULL, 0, 0, 0} }; /* *INDENT-ON* */ #if CURSES_ENABLED static const char * get_option_desc(char c) { int lpc; for (lpc = 0; long_options[lpc].name != NULL; lpc++) { if (long_options[lpc].name[0] == '-') continue; if (long_options[lpc].val == c) { static char *buf = NULL; const char *rv; char *nl; /* chop off tabs and cut at newline */ free(buf); /* free string from last usage */ buf = strdup(long_options[lpc].desc); rv = buf; /* make a copy to keep buf pointer unaltered for freeing when we come by next time. Like this the result stays valid until the next call. */ while(isspace(rv[0])) { rv++; } nl = strchr(rv, '\n'); if (nl) { *nl = '\0'; } return rv; } } return NULL; } #define print_option_help(option, condition) \ print_as("%c %c: \t%s\n", ((condition)? '*': ' '), option, get_option_desc(option)); static gboolean detect_user_input(GIOChannel *channel, GIOCondition condition, gpointer unused) { int c; gboolean config_mode = FALSE; while (1) { /* Get user input */ c = getchar(); switch (c) { case 'm': if (!fence_history_level) { fence_history = TRUE; fence_connect = TRUE; if (st == NULL) { mon_cib_connection_destroy(NULL); } } show ^= mon_show_fence_history; break; case 'c': show ^= mon_show_tickets; break; case 'f': show ^= mon_show_failcounts; break; case 'n': group_by_node = ! group_by_node; break; case 'o': show ^= mon_show_operations; if ((show & mon_show_operations) == 0) { print_timing = 0; } break; case 'r': inactive_resources = ! inactive_resources; break; case 'R': print_clone_detail = ! print_clone_detail; break; case 't': print_timing = ! print_timing; if (print_timing) { show |= mon_show_operations; } break; case 'A': show ^= mon_show_attributes; break; case 'L': show ^= mon_show_bans; break; case 'D': /* If any header is shown, clear them all, otherwise set them all */ if (show & mon_show_headers) { show &= ~mon_show_headers; } else { show |= mon_show_headers; } break; case 'b': print_brief = ! print_brief; break; case 'j': print_pending = ! print_pending; break; case '?': config_mode = TRUE; break; default: goto refresh; } if (!config_mode) goto refresh; blank_screen(); print_as("Display option change mode\n"); print_as("\n"); print_option_help('c', show & mon_show_tickets); print_option_help('f', show & mon_show_failcounts); print_option_help('n', group_by_node); print_option_help('o', show & mon_show_operations); print_option_help('r', inactive_resources); print_option_help('t', print_timing); print_option_help('A', show & mon_show_attributes); print_option_help('L', show & mon_show_bans); print_option_help('D', (show & mon_show_headers) == 0); print_option_help('R', print_clone_detail); print_option_help('b', print_brief); print_option_help('j', print_pending); print_option_help('m', (show & mon_show_fence_history)); print_as("\n"); print_as("Toggle fields via field letter, type any other key to return"); } refresh: mon_refresh_display(NULL); return TRUE; } #endif int main(int argc, char **argv) { int flag; int argerr = 0; int option_index = 0; int rc = pcmk_ok; pid_file = strdup("/tmp/ClusterMon.pid"); crm_log_cli_init("crm_mon"); crm_set_options(NULL, "mode [options]", long_options, "Provides a summary of cluster's current state." "\n\nOutputs varying levels of detail in a number of different formats.\n"); #if !defined (ON_DARWIN) && !defined (ON_BSD) /* prevent zombies */ signal(SIGCLD, SIG_IGN); #endif if (crm_ends_with_ext(argv[0], ".cgi") == TRUE) { output_format = mon_output_cgi; one_shot = TRUE; } /* to enable stonith-connection when called via some application like pcs * set environment-variable FENCE_HISTORY to desired level * so you don't have to modify this application */ /* fence_history_level = crm_atoi(getenv("FENCE_HISTORY"), "0"); */ while (1) { flag = crm_get_option(argc, argv, &option_index); if (flag == -1) break; switch (flag) { case 'V': crm_bump_log_level(argc, argv); break; case 'Q': show &= ~mon_show_times; break; case 'i': reconnect_msec = crm_get_msec(optarg); break; case 'n': group_by_node = TRUE; break; case 'r': inactive_resources = TRUE; break; case 'W': watch_fencing = TRUE; fence_connect = TRUE; break; case 'm': fence_history_level = crm_atoi(optarg, "2"); break; case 'd': daemonize = TRUE; break; case 't': print_timing = TRUE; show |= mon_show_operations; break; case 'o': show |= mon_show_operations; break; case 'f': show |= mon_show_failcounts; break; case 'A': show |= mon_show_attributes; break; case 'L': show |= mon_show_bans; print_neg_location_prefix = optarg? optarg : ""; break; case 'D': show &= ~mon_show_headers; break; case 'b': print_brief = TRUE; break; case 'j': print_pending = TRUE; break; case 'R': print_clone_detail = TRUE; break; case 'c': show |= mon_show_tickets; break; case 'p': free(pid_file); if(optarg == NULL) { - return crm_help(flag, CRM_EX_USAGE); + crm_help(flag, CRM_EX_USAGE); } pid_file = strdup(optarg); break; case 'x': if(optarg == NULL) { - return crm_help(flag, CRM_EX_USAGE); + crm_help(flag, CRM_EX_USAGE); } setenv("CIB_file", optarg, 1); one_shot = TRUE; break; case 'h': if(optarg == NULL) { - return crm_help(flag, CRM_EX_USAGE); + crm_help(flag, CRM_EX_USAGE); } argerr += (output_format != mon_output_console); output_format = mon_output_html; output_filename = strdup(optarg); umask(S_IWGRP | S_IWOTH); break; case 'X': argerr += (output_format != mon_output_console); output_format = mon_output_xml; one_shot = TRUE; break; case 'w': /* do not allow argv[0] and argv[1...] redundancy */ argerr += (output_format != mon_output_console); output_format = mon_output_cgi; one_shot = TRUE; break; case 's': argerr += (output_format != mon_output_console); output_format = mon_output_monitor; one_shot = TRUE; break; case 'E': external_agent = optarg; break; case 'e': external_recipient = optarg; break; case '1': one_shot = TRUE; break; case 'N': if (output_format == mon_output_console) { output_format = mon_output_plain; } break; case '$': case '?': - return crm_help(flag, CRM_EX_OK); + crm_help(flag, CRM_EX_OK); break; default: printf("Argument code 0%o (%c) is not (?yet?) supported\n", flag, flag); ++argerr; break; } } if (watch_fencing) { /* don't moan as fence_history_level == 1 is default */ fence_history_level = 0; } /* create the cib-object early to be able to do further * decisions based on the cib-source */ cib = cib_new(); if (cib == NULL) { rc = -EINVAL; } else { switch (cib->variant) { case cib_native: /* cib & fencing - everything available */ break; case cib_file: /* Don't try to connect to fencing as we * either don't have a running cluster or * the fencing-information would possibly * not match the cib data from a file. * As we don't expect cib-updates coming * in enforce one-shot. */ fence_history_level = 0; one_shot = TRUE; break; case cib_remote: /* updates coming in but no fencing */ fence_history_level = 0; break; case cib_undefined: case cib_database: default: /* something is odd */ rc = -EINVAL; crm_err("Invalid cib-source"); break; } } switch (fence_history_level) { case 3: fence_full_history = TRUE; /* fall through to next lower level */ case 2: show |= mon_show_fence_history; /* fall through to next lower level */ case 1: fence_history = TRUE; fence_connect = TRUE; break; default: break; } /* Extra sanity checks when in CGI mode */ if (output_format == mon_output_cgi) { argerr += (optind < argc); argerr += (output_filename != NULL); argerr += ((cib) && (cib->variant == cib_file)); argerr += (external_agent != NULL); argerr += (daemonize == TRUE); /* paranoia */ } else if (optind < argc) { printf("non-option ARGV-elements: "); while (optind < argc) printf("%s ", argv[optind++]); printf("\n"); } if (argerr) { return clean_up(CRM_EX_USAGE); } /* XML output always prints everything */ if (output_format == mon_output_xml) { show = mon_show_all; print_timing = TRUE; } if (one_shot) { if (output_format == mon_output_console) { output_format = mon_output_plain; } } else if (daemonize) { if ((output_format == mon_output_console) || (output_format == mon_output_plain)) { output_format = mon_output_none; } crm_enable_stderr(FALSE); if ((output_format != mon_output_html) && !external_agent) { printf ("Looks like you forgot to specify one or more of: " "--as-html, --external-agent\n"); return clean_up(CRM_EX_USAGE); } if (cib) { /* to be on the safe side don't have cib-object around * when we are forking */ cib_delete(cib); cib = NULL; crm_make_daemon(crm_system_name, TRUE, pid_file); cib = cib_new(); if (cib == NULL) { rc = -EINVAL; } /* otherwise assume we've got the same cib-object we've just destroyed * in our parent */ } } else if (output_format == mon_output_console) { #if CURSES_ENABLED initscr(); cbreak(); noecho(); crm_enable_stderr(FALSE); curses_console_initialized = TRUE; #else one_shot = TRUE; output_format = mon_output_plain; printf("Defaulting to one-shot mode\n"); printf("You need to have curses available at compile time to enable console mode\n"); #endif } crm_info("Starting %s", crm_system_name); if (cib) { do { if (!one_shot) { print_as("Waiting until cluster is available on this node ...\n"); } rc = cib_connect(!one_shot); if (one_shot) { break; } else if (rc != pcmk_ok) { sleep(reconnect_msec / 1000); #if CURSES_ENABLED if (output_format == mon_output_console) { clear(); refresh(); } #endif } else { if (output_format == mon_output_html) { print_as("Writing html to %s ...\n", output_filename); } } } while (rc == -ENOTCONN); } if (rc != pcmk_ok) { if (output_format == mon_output_monitor) { printf("CLUSTER CRIT: Connection to cluster failed: %s\n", pcmk_strerror(rc)); return clean_up(MON_STATUS_CRIT); } else { if (rc == -ENOTCONN) { print_as("\nError: cluster is not available on this node\n"); } else { print_as("\nConnection to cluster failed: %s\n", pcmk_strerror(rc)); } } if (output_format == mon_output_console) { sleep(2); } return clean_up(crm_errno2exit(rc)); } if (one_shot) { return clean_up(CRM_EX_OK); } mainloop = g_main_loop_new(NULL, FALSE); mainloop_add_signal(SIGTERM, mon_shutdown); mainloop_add_signal(SIGINT, mon_shutdown); #if CURSES_ENABLED if (output_format == mon_output_console) { ncurses_winch_handler = signal(SIGWINCH, mon_winresize); if (ncurses_winch_handler == SIG_DFL || ncurses_winch_handler == SIG_IGN || ncurses_winch_handler == SIG_ERR) ncurses_winch_handler = NULL; g_io_add_watch(g_io_channel_unix_new(STDIN_FILENO), G_IO_IN, detect_user_input, NULL); } #endif refresh_trigger = mainloop_add_trigger(G_PRIORITY_LOW, mon_refresh_display, NULL); g_main_loop_run(mainloop); g_main_loop_unref(mainloop); crm_info("Exiting %s", crm_system_name); return clean_up(CRM_EX_OK); } #define mon_warn(fmt...) do { \ if (!has_warnings) { \ print_as("CLUSTER WARN:"); \ } else { \ print_as(","); \ } \ print_as(fmt); \ has_warnings = TRUE; \ } while(0) static int count_resources(pe_working_set_t * data_set, resource_t * rsc) { int count = 0; GListPtr gIter = NULL; if (rsc == NULL) { gIter = data_set->resources; } else if (rsc->children) { gIter = rsc->children; } else { return is_not_set(rsc->flags, pe_rsc_orphan); } for (; gIter != NULL; gIter = gIter->next) { count += count_resources(data_set, gIter->data); } return count; } /*! * \internal * \brief Print one-line status suitable for use with monitoring software * * \param[in] data_set Working set of CIB state * \param[in] history List of stonith actions * * \note This function's output (and the return code when the program exits) * should conform to https://www.monitoring-plugins.org/doc/guidelines.html */ static void print_simple_status(pe_working_set_t * data_set, stonith_history_t *history) { GListPtr gIter = NULL; int nodes_online = 0; int nodes_standby = 0; int nodes_maintenance = 0; if (data_set->dc_node == NULL) { mon_warn(" No DC"); } for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) { node_t *node = (node_t *) gIter->data; if (node->details->standby && node->details->online) { nodes_standby++; } else if (node->details->maintenance && node->details->online) { nodes_maintenance++; } else if (node->details->online) { nodes_online++; } else { mon_warn(" offline node: %s", node->details->uname); } } if (!has_warnings) { int nresources = count_resources(data_set, NULL); print_as("CLUSTER OK: %d node%s online", nodes_online, s_if_plural(nodes_online)); if (nodes_standby > 0) { print_as(", %d standby node%s", nodes_standby, s_if_plural(nodes_standby)); } if (nodes_maintenance > 0) { print_as(", %d maintenance node%s", nodes_maintenance, s_if_plural(nodes_maintenance)); } print_as(", %d resource%s configured", nresources, s_if_plural(nresources)); } print_as("\n"); } /*! * \internal * \brief Print a [name]=[value][units] pair, optionally using time string * * \param[in] stream File stream to display output to * \param[in] name Name to display * \param[in] value Value to display (or NULL to convert time instead) * \param[in] units Units to display (or NULL for no units) * \param[in] epoch_time Epoch time to convert if value is NULL */ static void print_nvpair(FILE *stream, const char *name, const char *value, const char *units, time_t epoch_time) { /* print name= */ switch (output_format) { case mon_output_plain: case mon_output_console: print_as(" %s=", name); break; case mon_output_html: case mon_output_cgi: case mon_output_xml: fprintf(stream, " %s=", name); break; default: break; } /* If we have a value (and optionally units), print it */ if (value) { switch (output_format) { case mon_output_plain: case mon_output_console: print_as("%s%s", value, (units? units : "")); break; case mon_output_html: case mon_output_cgi: fprintf(stream, "%s%s", value, (units? units : "")); break; case mon_output_xml: fprintf(stream, "\"%s%s\"", value, (units? units : "")); break; default: break; } /* Otherwise print user-friendly time string */ } else { static char empty_str[] = ""; char *c, *date_str = asctime(localtime(&epoch_time)); for (c = (date_str != NULL) ? date_str : empty_str; *c != '\0'; ++c) { if (*c == '\n') { *c = '\0'; break; } } switch (output_format) { case mon_output_plain: case mon_output_console: print_as("'%s'", date_str); break; case mon_output_html: case mon_output_cgi: case mon_output_xml: fprintf(stream, "\"%s\"", date_str); break; default: break; } } } /*! * \internal * \brief Print whatever is needed to start a node section * * \param[in] stream File stream to display output to * \param[in] node Node to print */ static void print_node_start(FILE *stream, node_t *node) { char *node_name; switch (output_format) { case mon_output_plain: case mon_output_console: node_name = get_node_display_name(node); print_as("* Node %s:\n", node_name); free(node_name); break; case mon_output_html: case mon_output_cgi: node_name = get_node_display_name(node); fprintf(stream, "

Node: %s

\n
    \n", node_name); free(node_name); break; case mon_output_xml: fprintf(stream, " \n", node->details->uname); break; default: break; } } /*! * \internal * \brief Print whatever is needed to end a node section * * \param[in] stream File stream to display output to */ static void print_node_end(FILE *stream) { switch (output_format) { case mon_output_html: case mon_output_cgi: fprintf(stream, "
\n"); break; case mon_output_xml: fprintf(stream, "
\n"); break; default: break; } } /*! * \internal * \brief Print resources section heading appropriate to options * * \param[in] stream File stream to display output to */ static void print_resources_heading(FILE *stream) { const char *heading; if (group_by_node) { /* Active resources have already been printed by node */ heading = (inactive_resources? "Inactive resources" : NULL); } else if (inactive_resources) { heading = "Full list of resources"; } else { heading = "Active resources"; } /* Print section heading */ switch (output_format) { case mon_output_plain: case mon_output_console: print_as("\n%s:\n\n", heading); break; case mon_output_html: case mon_output_cgi: fprintf(stream, "
\n

%s

\n", heading); break; case mon_output_xml: fprintf(stream, " \n"); break; default: break; } } /*! * \internal * \brief Print whatever resource section closing is appropriate * * \param[in] stream File stream to display output to */ static void print_resources_closing(FILE *stream, gboolean printed_heading) { const char *heading; /* What type of resources we did or did not display */ if (group_by_node) { heading = "inactive "; } else if (inactive_resources) { heading = ""; } else { heading = "active "; } switch (output_format) { case mon_output_plain: case mon_output_console: if (!printed_heading) { print_as("\nNo %sresources\n\n", heading); } break; case mon_output_html: case mon_output_cgi: if (!printed_heading) { fprintf(stream, "
\n

No %sresources

\n", heading); } break; case mon_output_xml: fprintf(stream, " %s\n", (printed_heading? "
" : "")); break; default: break; } } /*! * \internal * \brief Print whatever resource section(s) are appropriate * * \param[in] stream File stream to display output to * \param[in] data_set Cluster state to display * \param[in] print_opts Bitmask of pe_print_options */ static void print_resources(FILE *stream, pe_working_set_t *data_set, int print_opts) { GListPtr rsc_iter; const char *prefix = NULL; gboolean printed_heading = FALSE; gboolean brief_output = print_brief; /* If we already showed active resources by node, and * we're not showing inactive resources, we have nothing to do */ if (group_by_node && !inactive_resources) { return; } /* XML uses an indent, and ignores brief option for resources */ if (output_format == mon_output_xml) { prefix = " "; brief_output = FALSE; } /* If we haven't already printed resources grouped by node, * and brief output was requested, print resource summary */ if (brief_output && !group_by_node) { print_resources_heading(stream); printed_heading = TRUE; print_rscs_brief(data_set->resources, NULL, print_opts, stream, inactive_resources); } /* For each resource, display it if appropriate */ for (rsc_iter = data_set->resources; rsc_iter != NULL; rsc_iter = rsc_iter->next) { resource_t *rsc = (resource_t *) rsc_iter->data; /* Complex resources may have some sub-resources active and some inactive */ gboolean is_active = rsc->fns->active(rsc, TRUE); gboolean partially_active = rsc->fns->active(rsc, FALSE); /* Skip inactive orphans (deleted but still in CIB) */ if (is_set(rsc->flags, pe_rsc_orphan) && !is_active) { continue; /* Skip active resources if we already displayed them by node */ } else if (group_by_node) { if (is_active) { continue; } /* Skip primitives already counted in a brief summary */ } else if (brief_output && (rsc->variant == pe_native)) { continue; /* Skip resources that aren't at least partially active, * unless we're displaying inactive resources */ } else if (!partially_active && !inactive_resources) { continue; } /* Print this resource */ if (printed_heading == FALSE) { print_resources_heading(stream); printed_heading = TRUE; } rsc->fns->print(rsc, prefix, print_opts, stream); } print_resources_closing(stream, printed_heading); } /*! * \internal * \brief Print heading for resource history * * \param[in] stream File stream to display output to * \param[in] data_set Current state of CIB * \param[in] node Node that ran this resource * \param[in] rsc Resource to print * \param[in] rsc_id ID of resource to print * \param[in] all Whether to print every resource or just failed ones */ static void print_rsc_history_start(FILE *stream, pe_working_set_t *data_set, node_t *node, resource_t *rsc, const char *rsc_id, gboolean all) { time_t last_failure = 0; int failcount = rsc? pe_get_failcount(node, rsc, &last_failure, pe_fc_default, NULL, data_set) : 0; if (!all && !failcount && (last_failure <= 0)) { return; } /* Print resource ID */ switch (output_format) { case mon_output_plain: case mon_output_console: print_as(" %s:", rsc_id); break; case mon_output_html: case mon_output_cgi: fprintf(stream, "
  • %s:", rsc_id); break; case mon_output_xml: fprintf(stream, " 0)) { /* Print migration threshold */ switch (output_format) { case mon_output_plain: case mon_output_console: print_as(" migration-threshold=%d", rsc->migration_threshold); break; case mon_output_html: case mon_output_cgi: fprintf(stream, " migration-threshold=%d", rsc->migration_threshold); break; case mon_output_xml: fprintf(stream, " orphan=\"false\" migration-threshold=\"%d\"", rsc->migration_threshold); break; default: break; } /* Print fail count if any */ if (failcount > 0) { switch (output_format) { case mon_output_plain: case mon_output_console: print_as(" " CRM_FAIL_COUNT_PREFIX "=%d", failcount); break; case mon_output_html: case mon_output_cgi: fprintf(stream, " " CRM_FAIL_COUNT_PREFIX "=%d", failcount); break; case mon_output_xml: fprintf(stream, " " CRM_FAIL_COUNT_PREFIX "=\"%d\"", failcount); break; default: break; } } /* Print last failure time if any */ if (last_failure > 0) { print_nvpair(stream, CRM_LAST_FAILURE_PREFIX, NULL, NULL, last_failure); } } /* End the heading */ switch (output_format) { case mon_output_plain: case mon_output_console: print_as("\n"); break; case mon_output_html: case mon_output_cgi: fprintf(stream, "\n
      \n"); break; case mon_output_xml: fprintf(stream, ">\n"); break; default: break; } } /*! * \internal * \brief Print closing for resource history * * \param[in] stream File stream to display output to */ static void print_rsc_history_end(FILE *stream) { switch (output_format) { case mon_output_html: case mon_output_cgi: fprintf(stream, "
    \n
  • \n"); break; case mon_output_xml: fprintf(stream, " \n"); break; default: break; } } /*! * \internal * \brief Print operation history * * \param[in] stream File stream to display output to * \param[in] data_set Current state of CIB * \param[in] node Node this operation is for * \param[in] xml_op Root of XML tree describing this operation * \param[in] task Task parsed from this operation's XML * \param[in] interval_ms_s Interval parsed from this operation's XML * \param[in] rc Return code parsed from this operation's XML */ static void print_op_history(FILE *stream, pe_working_set_t *data_set, node_t *node, xmlNode *xml_op, const char *task, const char *interval_ms_s, int rc) { const char *value = NULL; const char *call = crm_element_value(xml_op, XML_LRM_ATTR_CALLID); /* Begin the operation description */ switch (output_format) { case mon_output_plain: case mon_output_console: print_as(" + (%s) %s:", call, task); break; case mon_output_html: case mon_output_cgi: fprintf(stream, "
  • (%s) %s:", call, task); break; case mon_output_xml: fprintf(stream, " 0) { print_nvpair(stream, attr, NULL, NULL, int_value); } } attr = XML_RSC_OP_LAST_RUN; value = crm_element_value(xml_op, attr); if (value) { int_value = crm_parse_int(value, NULL); if (int_value > 0) { print_nvpair(stream, attr, NULL, NULL, int_value); } } attr = XML_RSC_OP_T_EXEC; value = crm_element_value(xml_op, attr); if (value) { print_nvpair(stream, attr, value, "ms", 0); } attr = XML_RSC_OP_T_QUEUE; value = crm_element_value(xml_op, attr); if (value) { print_nvpair(stream, attr, value, "ms", 0); } } /* End the operation description */ switch (output_format) { case mon_output_plain: case mon_output_console: print_as(" rc=%d (%s)\n", rc, services_ocf_exitcode_str(rc)); break; case mon_output_html: case mon_output_cgi: fprintf(stream, " rc=%d (%s)
  • \n", rc, services_ocf_exitcode_str(rc)); break; case mon_output_xml: fprintf(stream, " rc=\"%d\" rc_text=\"%s\" />\n", rc, services_ocf_exitcode_str(rc)); break; default: break; } } /*! * \internal * \brief Print resource operation/failure history * * \param[in] stream File stream to display output to * \param[in] data_set Current state of CIB * \param[in] node Node that ran this resource * \param[in] rsc_entry Root of XML tree describing resource status * \param[in] operations Whether to print operations or just failcounts */ static void print_rsc_history(FILE *stream, pe_working_set_t *data_set, node_t *node, xmlNode *rsc_entry, gboolean operations) { GListPtr gIter = NULL; GListPtr op_list = NULL; gboolean printed = FALSE; const char *rsc_id = crm_element_value(rsc_entry, XML_ATTR_ID); resource_t *rsc = pe_find_resource(data_set->resources, rsc_id); xmlNode *rsc_op = NULL; /* If we're not showing operations, just print the resource failure summary */ if (operations == FALSE) { print_rsc_history_start(stream, data_set, node, rsc, rsc_id, FALSE); print_rsc_history_end(stream); return; } /* Create a list of this resource's operations */ for (rsc_op = __xml_first_child(rsc_entry); rsc_op != NULL; rsc_op = __xml_next(rsc_op)) { if (crm_str_eq((const char *)rsc_op->name, XML_LRM_TAG_RSC_OP, TRUE)) { op_list = g_list_append(op_list, rsc_op); } } op_list = g_list_sort(op_list, sort_op_by_callid); /* Print each operation */ for (gIter = op_list; gIter != NULL; gIter = gIter->next) { xmlNode *xml_op = (xmlNode *) gIter->data; const char *task = crm_element_value(xml_op, XML_LRM_ATTR_TASK); const char *interval_ms_s = crm_element_value(xml_op, XML_LRM_ATTR_INTERVAL_MS); const char *op_rc = crm_element_value(xml_op, XML_LRM_ATTR_RC); int rc = crm_parse_int(op_rc, "0"); /* Display 0-interval monitors as "probe" */ if (safe_str_eq(task, CRMD_ACTION_STATUS) && ((interval_ms_s == NULL) || safe_str_eq(interval_ms_s, "0"))) { task = "probe"; } /* Ignore notifies and some probes */ if (safe_str_eq(task, CRMD_ACTION_NOTIFY) || (safe_str_eq(task, "probe") && (rc == 7))) { continue; } /* If this is the first printed operation, print heading for resource */ if (printed == FALSE) { printed = TRUE; print_rsc_history_start(stream, data_set, node, rsc, rsc_id, TRUE); } /* Print the operation */ print_op_history(stream, data_set, node, xml_op, task, interval_ms_s, rc); } /* Free the list we created (no need to free the individual items) */ g_list_free(op_list); /* If we printed anything, close the resource */ if (printed) { print_rsc_history_end(stream); } } /*! * \internal * \brief Print node operation/failure history * * \param[in] stream File stream to display output to * \param[in] data_set Current state of CIB * \param[in] node_state Root of XML tree describing node status * \param[in] operations Whether to print operations or just failcounts */ static void print_node_history(FILE *stream, pe_working_set_t *data_set, xmlNode *node_state, gboolean operations) { node_t *node = pe_find_node_id(data_set->nodes, ID(node_state)); xmlNode *lrm_rsc = NULL; xmlNode *rsc_entry = NULL; if (node && node->details && node->details->online) { print_node_start(stream, node); lrm_rsc = find_xml_node(node_state, XML_CIB_TAG_LRM, FALSE); lrm_rsc = find_xml_node(lrm_rsc, XML_LRM_TAG_RESOURCES, FALSE); /* Print history of each of the node's resources */ for (rsc_entry = __xml_first_child(lrm_rsc); rsc_entry != NULL; rsc_entry = __xml_next(rsc_entry)) { if (crm_str_eq((const char *)rsc_entry->name, XML_LRM_TAG_RESOURCE, TRUE)) { print_rsc_history(stream, data_set, node, rsc_entry, operations); } } print_node_end(stream); } } /*! * \internal * \brief Print extended information about an attribute if appropriate * * \param[in] data_set Working set of CIB state * * \return TRUE if extended information was printed, FALSE otherwise * \note Currently, extended information is only supported for ping/pingd * resources, for which a message will be printed if connectivity is lost * or degraded. */ static gboolean print_attr_msg(FILE *stream, node_t * node, GListPtr rsc_list, const char *attrname, const char *attrvalue) { GListPtr gIter = NULL; for (gIter = rsc_list; gIter != NULL; gIter = gIter->next) { resource_t *rsc = (resource_t *) gIter->data; const char *type = g_hash_table_lookup(rsc->meta, "type"); if (rsc->children != NULL) { if (print_attr_msg(stream, node, rsc->children, attrname, attrvalue)) { return TRUE; } } if (safe_str_eq(type, "ping") || safe_str_eq(type, "pingd")) { const char *name = g_hash_table_lookup(rsc->parameters, "name"); if (name == NULL) { name = "pingd"; } /* To identify the resource with the attribute name. */ if (safe_str_eq(name, attrname)) { int host_list_num = 0; int expected_score = 0; int value = crm_parse_int(attrvalue, "0"); const char *hosts = g_hash_table_lookup(rsc->parameters, "host_list"); const char *multiplier = g_hash_table_lookup(rsc->parameters, "multiplier"); if(hosts) { char **host_list = g_strsplit(hosts, " ", 0); host_list_num = g_strv_length(host_list); g_strfreev(host_list); } /* pingd multiplier is the same as the default value. */ expected_score = host_list_num * crm_parse_int(multiplier, "1"); switch (output_format) { case mon_output_plain: case mon_output_console: if (value <= 0) { print_as("\t: Connectivity is lost"); } else if (value < expected_score) { print_as("\t: Connectivity is degraded (Expected=%d)", expected_score); } break; case mon_output_html: case mon_output_cgi: if (value <= 0) { fprintf(stream, " (connectivity is lost)"); } else if (value < expected_score) { fprintf(stream, " (connectivity is degraded -- expected %d)", expected_score); } break; case mon_output_xml: fprintf(stream, " expected=\"%d\"", expected_score); break; default: break; } return TRUE; } } } return FALSE; } static int compare_attribute(gconstpointer a, gconstpointer b) { int rc; rc = strcmp((const char *)a, (const char *)b); return rc; } static void create_attr_list(gpointer name, gpointer value, gpointer data) { int i; const char *filt_str[] = FILTER_STR; CRM_CHECK(name != NULL, return); /* filtering automatic attributes */ for (i = 0; filt_str[i] != NULL; i++) { if (g_str_has_prefix(name, filt_str[i])) { return; } } attr_list = g_list_insert_sorted(attr_list, name, compare_attribute); } /* structure for passing multiple user data to g_list_foreach() */ struct mon_attr_data { FILE *stream; node_t *node; }; static void print_node_attribute(gpointer name, gpointer user_data) { const char *value = NULL; struct mon_attr_data *data = (struct mon_attr_data *) user_data; value = pe_node_attribute_raw(data->node, name); /* Print attribute name and value */ switch (output_format) { case mon_output_plain: case mon_output_console: print_as(" + %-32s\t: %-10s", (char *)name, value); break; case mon_output_html: case mon_output_cgi: fprintf(data->stream, "
  • %s: %s", (char *)name, value); break; case mon_output_xml: fprintf(data->stream, " stream, data->node, data->node->details->running_rsc, name, value); /* Close out the attribute */ switch (output_format) { case mon_output_plain: case mon_output_console: print_as("\n"); break; case mon_output_html: case mon_output_cgi: fprintf(data->stream, "
  • \n"); break; case mon_output_xml: fprintf(data->stream, " />\n"); break; default: break; } } static void print_node_summary(FILE *stream, pe_working_set_t * data_set, gboolean operations) { xmlNode *node_state = NULL; xmlNode *cib_status = get_object_root(XML_CIB_TAG_STATUS, data_set->input); /* Print heading */ switch (output_format) { case mon_output_plain: case mon_output_console: if (operations) { print_as("\nOperations:\n"); } else { print_as("\nMigration Summary:\n"); } break; case mon_output_html: case mon_output_cgi: if (operations) { fprintf(stream, "
    \n

    Operations

    \n"); } else { fprintf(stream, "
    \n

    Migration Summary

    \n"); } break; case mon_output_xml: fprintf(stream, " \n"); break; default: break; } /* Print each node in the CIB status */ for (node_state = __xml_first_child(cib_status); node_state != NULL; node_state = __xml_next(node_state)) { if (crm_str_eq((const char *)node_state->name, XML_CIB_TAG_STATE, TRUE)) { print_node_history(stream, data_set, node_state, operations); } } /* Close section */ switch (output_format) { case mon_output_xml: fprintf(stream, " \n"); break; default: break; } } static void print_ticket(gpointer name, gpointer value, gpointer data) { ticket_t *ticket = (ticket_t *) value; FILE *stream = (FILE *) data; switch (output_format) { case mon_output_plain: case mon_output_console: print_as("* %s:\t%s%s", ticket->id, (ticket->granted? "granted" : "revoked"), (ticket->standby? " [standby]" : "")); break; case mon_output_html: case mon_output_cgi: fprintf(stream, "
  • %s: %s%s", ticket->id, (ticket->granted? "granted" : "revoked"), (ticket->standby? " [standby]" : "")); break; case mon_output_xml: fprintf(stream, " id, (ticket->granted? "granted" : "revoked"), (ticket->standby? "true" : "false")); break; default: break; } if (ticket->last_granted > -1) { print_nvpair(stdout, "last-granted", NULL, NULL, ticket->last_granted); } switch (output_format) { case mon_output_plain: case mon_output_console: print_as("\n"); break; case mon_output_html: case mon_output_cgi: fprintf(stream, "
  • \n"); break; case mon_output_xml: fprintf(stream, " />\n"); break; default: break; } } static void print_cluster_tickets(FILE *stream, pe_working_set_t * data_set) { /* Print section heading */ switch (output_format) { case mon_output_plain: case mon_output_console: print_as("\nTickets:\n"); break; case mon_output_html: case mon_output_cgi: fprintf(stream, "
    \n

    Tickets

    \n
      \n"); break; case mon_output_xml: fprintf(stream, " \n"); break; default: break; } /* Print each ticket */ g_hash_table_foreach(data_set->tickets, print_ticket, stream); /* Close section */ switch (output_format) { case mon_output_html: case mon_output_cgi: fprintf(stream, "
    \n"); break; case mon_output_xml: fprintf(stream, " \n"); break; default: break; } } /*! * \internal * \brief Return human-friendly string representing node name * * The returned string will be in the format * uname[@hostUname] [(nodeID)] * "@hostUname" will be printed if the node is a guest node. * "(nodeID)" will be printed if the node ID is different from the node uname, * and detailed output has been requested. * * \param[in] node Node to represent * \return Newly allocated string with representation of node name * \note It is the caller's responsibility to free the result with free(). */ static char * get_node_display_name(node_t *node) { char *node_name; const char *node_host = NULL; const char *node_id = NULL; int name_len; CRM_ASSERT((node != NULL) && (node->details != NULL) && (node->details->uname != NULL)); /* Host is displayed only if this is a guest node */ if (is_container_remote_node(node)) { node_t *host_node = pe__current_node(node->details->remote_rsc); if (host_node && host_node->details) { node_host = host_node->details->uname; } if (node_host == NULL) { node_host = ""; /* so we at least get "uname@" to indicate guest */ } } /* Node ID is displayed if different from uname and detail is requested */ if (print_clone_detail && safe_str_neq(node->details->uname, node->details->id)) { node_id = node->details->id; } /* Determine name length */ name_len = strlen(node->details->uname) + 1; if (node_host) { name_len += strlen(node_host) + 1; /* "@node_host" */ } if (node_id) { name_len += strlen(node_id) + 3; /* + " (node_id)" */ } /* Allocate and populate display name */ node_name = malloc(name_len); CRM_ASSERT(node_name != NULL); strcpy(node_name, node->details->uname); if (node_host) { strcat(node_name, "@"); strcat(node_name, node_host); } if (node_id) { strcat(node_name, " ("); strcat(node_name, node_id); strcat(node_name, ")"); } return node_name; } /*! * \internal * \brief Print a negative location constraint * * \param[in] stream File stream to display output to * \param[in] node Node affected by constraint * \param[in] location Constraint to print */ static void print_ban(FILE *stream, pe_node_t *node, pe__location_t *location) { char *node_name = NULL; switch (output_format) { case mon_output_plain: case mon_output_console: node_name = get_node_display_name(node); print_as(" %s\tprevents %s from running %son %s\n", location->id, location->rsc_lh->id, ((location->role_filter == RSC_ROLE_MASTER)? "as Master " : ""), node_name); break; case mon_output_html: case mon_output_cgi: node_name = get_node_display_name(node); fprintf(stream, "
  • %s prevents %s from running %son %s
  • \n", location->id, location->rsc_lh->id, ((location->role_filter == RSC_ROLE_MASTER)? "as Master " : ""), node_name); break; case mon_output_xml: fprintf(stream, " \n", location->id, location->rsc_lh->id, node->details->uname, node->weight, ((location->role_filter == RSC_ROLE_MASTER)? "true" : "false")); break; default: break; } free(node_name); } /*! * \internal * \brief Print section for negative location constraints * * \param[in] stream File stream to display output to * \param[in] data_set Working set corresponding to CIB status to display */ static void print_neg_locations(FILE *stream, pe_working_set_t *data_set) { GListPtr gIter, gIter2; /* Print section heading */ switch (output_format) { case mon_output_plain: case mon_output_console: print_as("\nNegative Location Constraints:\n"); break; case mon_output_html: case mon_output_cgi: fprintf(stream, "
    \n

    Negative Location Constraints

    \n
      \n"); break; case mon_output_xml: fprintf(stream, " \n"); break; default: break; } /* Print each ban */ for (gIter = data_set->placement_constraints; gIter != NULL; gIter = gIter->next) { pe__location_t *location = gIter->data; if (!g_str_has_prefix(location->id, print_neg_location_prefix)) continue; for (gIter2 = location->node_list_rh; gIter2 != NULL; gIter2 = gIter2->next) { node_t *node = (node_t *) gIter2->data; if (node->weight < 0) { print_ban(stream, node, location); } } } /* Close section */ switch (output_format) { case mon_output_cgi: case mon_output_html: fprintf(stream, "
    \n"); break; case mon_output_xml: fprintf(stream, " \n"); break; default: break; } } static void crm_mon_get_parameters(resource_t *rsc, pe_working_set_t * data_set) { get_rsc_attributes(rsc->parameters, rsc, NULL, data_set); crm_trace("Beekhof: unpacked params for %s (%d)", rsc->id, g_hash_table_size(rsc->parameters)); if(rsc->children) { GListPtr gIter = NULL; for (gIter = rsc->children; gIter != NULL; gIter = gIter->next) { crm_mon_get_parameters(gIter->data, data_set); } } } /*! * \internal * \brief Print node attributes section * * \param[in] stream File stream to display output to * \param[in] data_set Working set of CIB state */ static void print_node_attributes(FILE *stream, pe_working_set_t *data_set) { GListPtr gIter = NULL; /* Print section heading */ switch (output_format) { case mon_output_plain: case mon_output_console: print_as("\nNode Attributes:\n"); break; case mon_output_html: case mon_output_cgi: fprintf(stream, "
    \n

    Node Attributes

    \n"); break; case mon_output_xml: fprintf(stream, " \n"); break; default: break; } /* Unpack all resource parameters (it would be more efficient to do this * only when needed for the first time in print_attr_msg()) */ for (gIter = data_set->resources; gIter != NULL; gIter = gIter->next) { crm_mon_get_parameters(gIter->data, data_set); } /* Display each node's attributes */ for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) { struct mon_attr_data data; data.stream = stream; data.node = (node_t *) gIter->data; if (data.node && data.node->details && data.node->details->online) { print_node_start(stream, data.node); g_hash_table_foreach(data.node->details->attrs, create_attr_list, NULL); g_list_foreach(attr_list, print_node_attribute, &data); g_list_free(attr_list); attr_list = NULL; print_node_end(stream); } } /* Print section footer */ switch (output_format) { case mon_output_xml: fprintf(stream, " \n"); break; default: break; } } /*! * \internal * \brief Return resource display options corresponding to command-line choices * * \return Bitmask of pe_print_options suitable for resource print functions */ static int get_resource_display_options(void) { int print_opts; /* Determine basic output format */ switch (output_format) { case mon_output_console: print_opts = pe_print_ncurses; break; case mon_output_html: case mon_output_cgi: print_opts = pe_print_html; break; case mon_output_xml: print_opts = pe_print_xml; break; default: print_opts = pe_print_printf; break; } /* Add optional display elements */ if (print_pending) { print_opts |= pe_print_pending; } if (print_clone_detail) { print_opts |= pe_print_clone_details|pe_print_implicit; } if (!inactive_resources) { print_opts |= pe_print_clone_active; } if (print_brief) { print_opts |= pe_print_brief; } return print_opts; } /*! * \internal * \brief Return human-friendly string representing current time * * \return Current time as string (as by ctime() but without newline) on success * or "Could not determine current time" on error * \note The return value points to a statically allocated string which might be * overwritten by subsequent calls to any of the C library date and time functions. */ static const char * crm_now_string(void) { time_t a_time = time(NULL); char *since_epoch = ctime(&a_time); if ((a_time == (time_t) -1) || (since_epoch == NULL)) { return "Could not determine current time"; } since_epoch[strlen(since_epoch) - 1] = EOS; /* trim newline */ return (since_epoch); } /*! * \internal * \brief Print header for cluster summary if needed * * \param[in] stream File stream to display output to */ static void print_cluster_summary_header(FILE *stream) { switch (output_format) { case mon_output_html: case mon_output_cgi: fprintf(stream, "

    Cluster Summary

    \n

    \n"); break; case mon_output_xml: fprintf(stream, "

    \n"); break; default: break; } } /*! * \internal * \brief Print footer for cluster summary if needed * * \param[in] stream File stream to display output to */ static void print_cluster_summary_footer(FILE *stream) { switch (output_format) { case mon_output_cgi: case mon_output_html: fprintf(stream, "

    \n"); break; case mon_output_xml: fprintf(stream, "
    \n"); break; default: break; } } /*! * \internal * \brief Print times the display was last updated and CIB last changed * * \param[in] stream File stream to display output to * \param[in] data_set Working set of CIB state */ static void print_cluster_times(FILE *stream, pe_working_set_t *data_set) { const char *last_written = crm_element_value(data_set->input, XML_CIB_ATTR_WRITTEN); const char *user = crm_element_value(data_set->input, XML_ATTR_UPDATE_USER); const char *client = crm_element_value(data_set->input, XML_ATTR_UPDATE_CLIENT); const char *origin = crm_element_value(data_set->input, XML_ATTR_UPDATE_ORIG); switch (output_format) { case mon_output_plain: case mon_output_console: print_as("Last updated: %s", crm_now_string()); print_as((user || client || origin)? "\n" : "\t\t"); print_as("Last change: %s", last_written ? last_written : ""); if (user) { print_as(" by %s", user); } if (client) { print_as(" via %s", client); } if (origin) { print_as(" on %s", origin); } print_as("\n"); break; case mon_output_html: case mon_output_cgi: fprintf(stream, " Last updated: %s
    \n", crm_now_string()); fprintf(stream, " Last change: %s", last_written ? last_written : ""); if (user) { fprintf(stream, " by %s", user); } if (client) { fprintf(stream, " via %s", client); } if (origin) { fprintf(stream, " on %s", origin); } fprintf(stream, "
    \n"); break; case mon_output_xml: fprintf(stream, " \n", crm_now_string()); fprintf(stream, " \n", last_written ? last_written : "", user ? user : "", client ? client : "", origin ? origin : ""); break; default: break; } } /*! * \internal * \brief Print cluster stack * * \param[in] stream File stream to display output to * \param[in] stack_s Stack name */ static void print_cluster_stack(FILE *stream, const char *stack_s) { switch (output_format) { case mon_output_plain: case mon_output_console: print_as("Stack: %s\n", stack_s); break; case mon_output_html: case mon_output_cgi: fprintf(stream, " Stack: %s
    \n", stack_s); break; case mon_output_xml: fprintf(stream, " \n", stack_s); break; default: break; } } /*! * \internal * \brief Print current DC and its version * * \param[in] stream File stream to display output to * \param[in] data_set Working set of CIB state */ static void print_cluster_dc(FILE *stream, pe_working_set_t *data_set) { node_t *dc = data_set->dc_node; xmlNode *dc_version = get_xpath_object("//nvpair[@name='dc-version']", data_set->input, LOG_DEBUG); const char *dc_version_s = dc_version? crm_element_value(dc_version, XML_NVPAIR_ATTR_VALUE) : NULL; const char *quorum = crm_element_value(data_set->input, XML_ATTR_HAVE_QUORUM); char *dc_name = dc? get_node_display_name(dc) : NULL; switch (output_format) { case mon_output_plain: case mon_output_console: print_as("Current DC: "); if (dc) { print_as("%s (version %s) - partition %s quorum\n", dc_name, (dc_version_s? dc_version_s : "unknown"), (crm_is_true(quorum) ? "with" : "WITHOUT")); } else { print_as("NONE\n"); } break; case mon_output_html: case mon_output_cgi: fprintf(stream, " Current DC: "); if (dc) { fprintf(stream, "%s (version %s) - partition %s quorum", dc_name, (dc_version_s? dc_version_s : "unknown"), (crm_is_true(quorum)? "with" : "WITHOUT")); } else { fprintf(stream, "NONE"); } fprintf(stream, "
    \n"); break; case mon_output_xml: fprintf(stream, " details->uname, dc->details->id, (crm_is_true(quorum) ? "true" : "false")); } else { fprintf(stream, "present=\"false\""); } fprintf(stream, " />\n"); break; default: break; } free(dc_name); } /*! * \internal * \brief Print counts of configured nodes and resources * * \param[in] stream File stream to display output to * \param[in] data_set Working set of CIB state * \param[in] stack_s Stack name */ static void print_cluster_counts(FILE *stream, pe_working_set_t *data_set, const char *stack_s) { int nnodes = g_list_length(data_set->nodes); int nresources = count_resources(data_set, NULL); switch (output_format) { case mon_output_plain: case mon_output_console: print_as("\n%d node%s configured\n", nnodes, s_if_plural(nnodes)); print_as("%d resource%s configured", nresources, s_if_plural(nresources)); if(data_set->disabled_resources || data_set->blocked_resources) { print_as(" ("); if (data_set->disabled_resources) { print_as("%d DISABLED", data_set->disabled_resources); } if (data_set->disabled_resources && data_set->blocked_resources) { print_as(", "); } if (data_set->blocked_resources) { print_as("%d BLOCKED from starting due to failure", data_set->blocked_resources); } print_as(")"); } print_as("\n"); break; case mon_output_html: case mon_output_cgi: fprintf(stream, " %d node%s configured
    \n", nnodes, s_if_plural(nnodes)); fprintf(stream, " %d resource%s configured", nresources, s_if_plural(nresources)); if (data_set->disabled_resources || data_set->blocked_resources) { fprintf(stream, " ("); if (data_set->disabled_resources) { fprintf(stream, "%d DISABLED", data_set->disabled_resources); } if (data_set->disabled_resources && data_set->blocked_resources) { fprintf(stream, ", "); } if (data_set->blocked_resources) { fprintf(stream, "%d BLOCKED from starting due to failure", data_set->blocked_resources); } fprintf(stream, ")"); } fprintf(stream, "
    \n"); break; case mon_output_xml: fprintf(stream, " \n", g_list_length(data_set->nodes)); fprintf(stream, " \n", count_resources(data_set, NULL), data_set->disabled_resources, data_set->blocked_resources); break; default: break; } } /*! * \internal * \brief Print cluster-wide options * * \param[in] stream File stream to display output to * \param[in] data_set Working set of CIB state * * \note Currently this is only implemented for HTML and XML output, and * prints only a few options. If there is demand, more could be added. */ static void print_cluster_options(FILE *stream, pe_working_set_t *data_set) { switch (output_format) { case mon_output_plain: case mon_output_console: if (is_set(data_set->flags, pe_flag_maintenance_mode)) { print_as("\n *** Resource management is DISABLED ***"); print_as("\n The cluster will not attempt to start, stop or recover services"); print_as("\n"); } break; case mon_output_html: fprintf(stream, "

    \n

    Config Options

    \n"); fprintf(stream, " \n"); fprintf(stream, " \n", is_set(data_set->flags, pe_flag_stonith_enabled)? "enabled" : "disabled"); fprintf(stream, " \n", is_set(data_set->flags, pe_flag_symmetric_cluster)? "" : "a"); fprintf(stream, " \n"); fprintf(stream, " \n"); fprintf(stream, "
    STONITH of failed nodes%s
    Cluster is%ssymmetric
    No Quorum Policy"); switch (data_set->no_quorum_policy) { case no_quorum_freeze: fprintf(stream, "Freeze resources"); break; case no_quorum_stop: fprintf(stream, "Stop ALL resources"); break; case no_quorum_ignore: fprintf(stream, "Ignore"); break; case no_quorum_suicide: fprintf(stream, "Suicide"); break; } fprintf(stream, "
    Resource management"); if (is_set(data_set->flags, pe_flag_maintenance_mode)) { fprintf(stream, "DISABLED (the cluster will " "not attempt to start, stop or recover services)"); } else { fprintf(stream, "enabled"); } fprintf(stream, "
    \n

    \n"); break; case mon_output_xml: fprintf(stream, " flags, pe_flag_stonith_enabled)? "true" : "false"); fprintf(stream, " symmetric-cluster=\"%s\"", is_set(data_set->flags, pe_flag_symmetric_cluster)? "true" : "false"); fprintf(stream, " no-quorum-policy=\""); switch (data_set->no_quorum_policy) { case no_quorum_freeze: fprintf(stream, "freeze"); break; case no_quorum_stop: fprintf(stream, "stop"); break; case no_quorum_ignore: fprintf(stream, "ignore"); break; case no_quorum_suicide: fprintf(stream, "suicide"); break; } fprintf(stream, "\""); fprintf(stream, " maintenance-mode=\"%s\"", is_set(data_set->flags, pe_flag_maintenance_mode)? "true" : "false"); fprintf(stream, " />\n"); break; default: break; } } /*! * \internal * \brief Get the name of the stack in use (or "unknown" if not available) * * \param[in] data_set Working set of CIB state * * \return String representing stack name */ static const char * get_cluster_stack(pe_working_set_t *data_set) { xmlNode *stack = get_xpath_object("//nvpair[@name='cluster-infrastructure']", data_set->input, LOG_DEBUG); return stack? crm_element_value(stack, XML_NVPAIR_ATTR_VALUE) : "unknown"; } /*! * \internal * \brief Print a summary of cluster-wide information * * \param[in] stream File stream to display output to * \param[in] data_set Working set of CIB state */ static void print_cluster_summary(FILE *stream, pe_working_set_t *data_set) { const char *stack_s = get_cluster_stack(data_set); gboolean header_printed = FALSE; if (show & mon_show_stack) { if (header_printed == FALSE) { print_cluster_summary_header(stream); header_printed = TRUE; } print_cluster_stack(stream, stack_s); } /* Always print DC if none, even if not requested */ if ((data_set->dc_node == NULL) || (show & mon_show_dc)) { if (header_printed == FALSE) { print_cluster_summary_header(stream); header_printed = TRUE; } print_cluster_dc(stream, data_set); } if (show & mon_show_times) { if (header_printed == FALSE) { print_cluster_summary_header(stream); header_printed = TRUE; } print_cluster_times(stream, data_set); } if (is_set(data_set->flags, pe_flag_maintenance_mode) || data_set->disabled_resources || data_set->blocked_resources || is_set(show, mon_show_count)) { if (header_printed == FALSE) { print_cluster_summary_header(stream); header_printed = TRUE; } print_cluster_counts(stream, data_set, stack_s); } /* There is not a separate option for showing cluster options, so show with * stack for now; a separate option could be added if there is demand */ if (show & mon_show_stack) { print_cluster_options(stream, data_set); } if (header_printed) { print_cluster_summary_footer(stream); } } /*! * \internal * \brief Print a failed action * * \param[in] stream File stream to display output to * \param[in] xml_op Root of XML tree describing failed action */ static void print_failed_action(FILE *stream, xmlNode *xml_op) { const char *op_key = crm_element_value(xml_op, XML_LRM_ATTR_TASK_KEY); const char *op_key_attr = "op_key"; const char *last = crm_element_value(xml_op, XML_RSC_OP_LAST_CHANGE); const char *node = crm_element_value(xml_op, XML_ATTR_UNAME); const char *call = crm_element_value(xml_op, XML_LRM_ATTR_CALLID); const char *exit_reason = crm_element_value(xml_op, XML_LRM_ATTR_EXIT_REASON); int rc = crm_parse_int(crm_element_value(xml_op, XML_LRM_ATTR_RC), "0"); int status = crm_parse_int(crm_element_value(xml_op, XML_LRM_ATTR_OPSTATUS), "0"); char *exit_reason_cleaned; /* If no op_key was given, use id instead */ if (op_key == NULL) { op_key = ID(xml_op); op_key_attr = "id"; } /* If no exit reason was given, use "none" */ if (exit_reason == NULL) { exit_reason = "none"; } /* Print common action information */ switch (output_format) { case mon_output_plain: case mon_output_console: print_as("* %s on %s '%s' (%d): call=%s, status=%s, exitreason='%s'", op_key, node, services_ocf_exitcode_str(rc), rc, call, services_lrm_status_str(status), exit_reason); break; case mon_output_html: case mon_output_cgi: fprintf(stream, "

  • %s on %s '%s' (%d): call=%s, status=%s, exitreason='%s'", op_key, node, services_ocf_exitcode_str(rc), rc, call, services_lrm_status_str(status), exit_reason); break; case mon_output_xml: exit_reason_cleaned = crm_xml_escape(exit_reason); fprintf(stream, " \n"); break; case mon_output_xml: fprintf(stream, " />\n"); break; default: break; } } /*! * \internal * \brief Print a section for failed actions * * \param[in] stream File stream to display output to * \param[in] data_set Working set of CIB state */ static void print_failed_actions(FILE *stream, pe_working_set_t *data_set) { xmlNode *xml_op = NULL; /* Print section heading */ switch (output_format) { case mon_output_plain: case mon_output_console: print_as("\nFailed Resource Actions:\n"); break; case mon_output_html: case mon_output_cgi: fprintf(stream, "
    \n

    Failed Resource Actions

    \n
      \n"); break; case mon_output_xml: fprintf(stream, " \n"); break; default: break; } /* Print each failed action */ for (xml_op = __xml_first_child(data_set->failed); xml_op != NULL; xml_op = __xml_next(xml_op)) { print_failed_action(stream, xml_op); } /* End section */ switch (output_format) { case mon_output_html: case mon_output_cgi: fprintf(stream, "
    \n"); break; case mon_output_xml: fprintf(stream, " \n"); break; default: break; } } /*! * \internal * \brief Reduce the stonith-history * for successful actions we keep the last of every action-type & target * for failed actions we record as well who had failed * for actions in progress we keep full track * * \param[in] history List of stonith actions * */ static stonith_history_t * reduce_stonith_history(stonith_history_t *history) { stonith_history_t *new = NULL, *hp, *np, *tmp; for (hp = history; hp; ) { for (np = new; np; np = np->next) { if ((hp->state == st_done) || (hp->state == st_failed)) { /* action not in progress */ if (safe_str_eq(hp->target, np->target) && safe_str_eq(hp->action, np->action) && (hp->state == np->state)) { if ((hp->state == st_done) || safe_str_eq(hp->delegate, np->delegate)) { /* replace or purge */ if (hp->completed < np->completed) { /* purge older hp */ tmp = hp->next; hp->next = NULL; stonith_history_free(hp); hp = tmp; break; } /* damn single linked list */ free(hp->target); free(hp->action); free(np->origin); np->origin = hp->origin; free(np->delegate); np->delegate = hp->delegate; free(np->client); np->client = hp->client; np->completed = hp->completed; tmp = hp; hp = hp->next; free(tmp); break; } } if (np->next) { continue; } } np = 0; /* let outer loop progress hp */ break; } /* simply move hp from history to new */ if (np == NULL) { tmp = hp->next; hp->next = new; new = hp; hp = tmp; } } return new; } /*! * \internal * \brief Sort the stonith-history * sort by competed most current on the top * pending actions lacking a completed-stamp are gathered at the top * * \param[in] history List of stonith actions * */ static stonith_history_t * sort_stonith_history(stonith_history_t *history) { stonith_history_t *new = NULL, *pending = NULL, *hp, *np, *tmp; for (hp = history; hp; ) { tmp = hp->next; if ((hp->state == st_done) || (hp->state == st_failed)) { /* sort into new */ if ((!new) || (hp->completed > new->completed)) { hp->next = new; new = hp; } else { np = new; do { if ((!np->next) || (hp->completed > np->next->completed)) { hp->next = np->next; np->next = hp; break; } np = np->next; } while (1); } } else { /* put into pending */ hp->next = pending; pending = hp; } hp = tmp; } /* pending actions don't have a completed-stamp so make them go front */ if (pending) { stonith_history_t *last_pending = pending; while (last_pending->next) { last_pending = last_pending->next; } last_pending->next = new; new = pending; } return new; } /*! * \internal * \brief Turn stonith action into a better readable string * * \param[in] action Stonith action */ static char * fence_action_str(const char *action) { char *str = NULL; if (action == NULL) { str = strdup("fencing"); } else if (!strcmp(action, "on")) { str = strdup("unfencing"); } else if (!strcmp(action, "off")) { str = strdup("turning off"); } else { str = strdup(action); } return str; } /*! * \internal * \brief Print a stonith action * * \param[in] stream File stream to display output to * \param[in] event stonith event */ static void print_stonith_action(FILE *stream, stonith_history_t *event) { char *action_s = fence_action_str(event->action); char *run_at_s = ctime(&event->completed); if ((run_at_s) && (run_at_s[0] != 0)) { run_at_s[strlen(run_at_s)-1] = 0; /* Overwrite the newline */ } switch(output_format) { case mon_output_xml: fprintf(stream, " target, event->action); switch(event->state) { case st_done: fprintf(stream, " state=\"success\""); break; case st_failed: fprintf(stream, " state=\"failed\""); break; default: fprintf(stream, " state=\"pending\""); } fprintf(stream, " origin=\"%s\" client=\"%s\"", event->origin, event->client); if (event->delegate) { fprintf(stream, " delegate=\"%s\"", event->delegate); } switch(event->state) { case st_done: case st_failed: fprintf(stream, " completed=\"%s\"", run_at_s?run_at_s:""); break; default: break; } fprintf(stream, " />\n"); break; case mon_output_plain: case mon_output_console: switch(event->state) { case st_done: print_as("* %s of %s successful: delegate=%s, client=%s, origin=%s,\n" " %s='%s'\n", action_s, event->target, event->delegate ? event->delegate : "", event->client, event->origin, fence_full_history?"completed":"last-successful", run_at_s?run_at_s:""); break; case st_failed: print_as("* %s of %s failed: delegate=%s, client=%s, origin=%s,\n" " %s='%s'\n", action_s, event->target, event->delegate ? event->delegate : "", event->client, event->origin, fence_full_history?"completed":"last-failed", run_at_s?run_at_s:""); break; default: print_as("* %s of %s pending: client=%s, origin=%s\n", action_s, event->target, event->client, event->origin); } break; case mon_output_html: case mon_output_cgi: switch(event->state) { case st_done: fprintf(stream, "
  • %s of %s successful: delegate=%s, " "client=%s, origin=%s, %s='%s'
  • \n", action_s, event->target, event->delegate ? event->delegate : "", event->client, event->origin, fence_full_history?"completed":"last-successful", run_at_s?run_at_s:""); break; case st_failed: fprintf(stream, "
  • %s of %s failed: delegate=%s, " "client=%s, origin=%s, %s='%s'
  • \n", action_s, event->target, event->delegate ? event->delegate : "", event->client, event->origin, fence_full_history?"completed":"last-failed", run_at_s?run_at_s:""); break; default: fprintf(stream, "
  • %s of %s pending: client=%s, " "origin=%s
  • \n", action_s, event->target, event->client, event->origin); } break; default: /* no support for fence history for other formats so far */ break; } free(action_s); } /*! * \internal * \brief Print a section for failed stonith actions * * \param[in] stream File stream to display output to * \param[in] history List of stonith actions * */ static void print_failed_stonith_actions(FILE *stream, stonith_history_t *history) { stonith_history_t *hp; for (hp = history; hp; hp = hp->next) { if (hp->state == st_failed) { break; } } if (!hp) { return; } /* Print section heading */ switch (output_format) { /* no need to take care of xml in here as xml gets full * history anyway */ case mon_output_plain: case mon_output_console: print_as("\nFailed Fencing Actions:\n"); break; case mon_output_html: case mon_output_cgi: fprintf(stream, "
    \n

    Failed Fencing Actions

    \n
      \n"); break; default: break; } /* Print each failed stonith action */ for (hp = history; hp; hp = hp->next) { if (hp->state == st_failed) { print_stonith_action(stream, hp); } } /* End section */ switch (output_format) { case mon_output_html: case mon_output_cgi: fprintf(stream, "
    \n"); break; default: break; } } /*! * \internal * \brief Print pending stonith actions * * \param[in] stream File stream to display output to * \param[in] history List of stonith actions * */ static void print_stonith_pending(FILE *stream, stonith_history_t *history) { /* xml-output always shows the full history * so we'll never have to show pending-actions * separately */ if (history && (history->state != st_failed) && (history->state != st_done)) { stonith_history_t *hp; /* Print section heading */ switch (output_format) { case mon_output_plain: case mon_output_console: print_as("\nPending Fencing Actions:\n"); break; case mon_output_html: case mon_output_cgi: fprintf(stream, "
    \n

    Pending Fencing Actions

    \n
      \n"); break; default: break; } for (hp = history; hp; hp = hp->next) { if ((hp->state == st_failed) || (hp->state == st_done)) { break; } print_stonith_action(stream, hp); } /* End section */ switch (output_format) { case mon_output_html: case mon_output_cgi: fprintf(stream, "
    \n"); break; default: break; } } } /*! * \internal * \brief Print a section for stonith-history * * \param[in] stream File stream to display output to * \param[in] history List of stonith actions * */ static void print_stonith_history(FILE *stream, stonith_history_t *history) { stonith_history_t *hp; /* Print section heading */ switch (output_format) { case mon_output_plain: case mon_output_console: print_as("\nFencing History:\n"); break; case mon_output_html: case mon_output_cgi: fprintf(stream, "
    \n

    Fencing History

    \n
      \n"); break; case mon_output_xml: fprintf(stream, " \n"); break; default: break; } for (hp = history; hp; hp = hp->next) { if ((hp->state != st_failed) || (output_format == mon_output_xml)) { print_stonith_action(stream, hp); } } /* End section */ switch (output_format) { case mon_output_html: case mon_output_cgi: fprintf(stream, "
    \n"); break; case mon_output_xml: fprintf(stream, " \n"); break; default: break; } } /*! * \internal * \brief Print cluster status to screen * * This uses the global display preferences set by command-line options * to display cluster status in a human-friendly way. * * \param[in] data_set Working set of CIB state * \param[in] stonith_history List of stonith actions */ static void print_status(pe_working_set_t * data_set, stonith_history_t *stonith_history) { GListPtr gIter = NULL; int print_opts = get_resource_display_options(); /* space-separated lists of node names */ char *online_nodes = NULL; char *online_remote_nodes = NULL; char *online_guest_nodes = NULL; char *offline_nodes = NULL; char *offline_remote_nodes = NULL; if (output_format == mon_output_console) { blank_screen(); } print_cluster_summary(stdout, data_set); print_as("\n"); /* Gather node information (and print if in bad state or grouping by node) */ for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) { node_t *node = (node_t *) gIter->data; const char *node_mode = NULL; char *node_name = get_node_display_name(node); /* Get node mode */ if (node->details->unclean) { if (node->details->online) { node_mode = "UNCLEAN (online)"; } else if (node->details->pending) { node_mode = "UNCLEAN (pending)"; } else { node_mode = "UNCLEAN (offline)"; } } else if (node->details->pending) { node_mode = "pending"; } else if (node->details->standby_onfail && node->details->online) { node_mode = "standby (on-fail)"; } else if (node->details->standby) { if (node->details->online) { if (node->details->running_rsc) { node_mode = "standby (with active resources)"; } else { node_mode = "standby"; } } else { node_mode = "OFFLINE (standby)"; } } else if (node->details->maintenance) { if (node->details->online) { node_mode = "maintenance"; } else { node_mode = "OFFLINE (maintenance)"; } } else if (node->details->online) { node_mode = "online"; if (group_by_node == FALSE) { if (is_container_remote_node(node)) { online_guest_nodes = add_list_element(online_guest_nodes, node_name); } else if (is_baremetal_remote_node(node)) { online_remote_nodes = add_list_element(online_remote_nodes, node_name); } else { online_nodes = add_list_element(online_nodes, node_name); } free(node_name); continue; } } else { node_mode = "OFFLINE"; if (group_by_node == FALSE) { if (is_baremetal_remote_node(node)) { offline_remote_nodes = add_list_element(offline_remote_nodes, node_name); } else if (is_container_remote_node(node)) { /* ignore offline guest nodes */ } else { offline_nodes = add_list_element(offline_nodes, node_name); } free(node_name); continue; } } /* If we get here, node is in bad state, or we're grouping by node */ /* Print the node name and status */ if (is_container_remote_node(node)) { print_as("Guest"); } else if (is_baremetal_remote_node(node)) { print_as("Remote"); } print_as("Node %s: %s\n", node_name, node_mode); /* If we're grouping by node, print its resources */ if (group_by_node) { if (print_brief) { print_rscs_brief(node->details->running_rsc, "\t", print_opts | pe_print_rsconly, stdout, FALSE); } else { GListPtr gIter2 = NULL; for (gIter2 = node->details->running_rsc; gIter2 != NULL; gIter2 = gIter2->next) { resource_t *rsc = (resource_t *) gIter2->data; rsc->fns->print(rsc, "\t", print_opts | pe_print_rsconly, stdout); } } } free(node_name); } /* If we're not grouping by node, summarize nodes by status */ if (online_nodes) { print_as("Online: [%s ]\n", online_nodes); free(online_nodes); } if (offline_nodes) { print_as("OFFLINE: [%s ]\n", offline_nodes); free(offline_nodes); } if (online_remote_nodes) { print_as("RemoteOnline: [%s ]\n", online_remote_nodes); free(online_remote_nodes); } if (offline_remote_nodes) { print_as("RemoteOFFLINE: [%s ]\n", offline_remote_nodes); free(offline_remote_nodes); } if (online_guest_nodes) { print_as("GuestOnline: [%s ]\n", online_guest_nodes); free(online_guest_nodes); } /* Print resources section, if needed */ print_resources(stdout, data_set, print_opts); /* print Node Attributes section if requested */ if (show & mon_show_attributes) { print_node_attributes(stdout, data_set); } /* If requested, print resource operations (which includes failcounts) * or just failcounts */ if (show & (mon_show_operations | mon_show_failcounts)) { print_node_summary(stdout, data_set, ((show & mon_show_operations)? TRUE : FALSE)); } /* If there were any failed actions, print them */ if (xml_has_children(data_set->failed)) { print_failed_actions(stdout, data_set); } /* Print failed stonith actions */ if (fence_history) { print_failed_stonith_actions(stdout, stonith_history); } /* Print tickets if requested */ if (show & mon_show_tickets) { print_cluster_tickets(stdout, data_set); } /* Print negative location constraints if requested */ if (show & mon_show_bans) { print_neg_locations(stdout, data_set); } /* Print stonith history */ if (fence_history) { if (show & mon_show_fence_history) { print_stonith_history(stdout, stonith_history); } else { print_stonith_pending(stdout, stonith_history); } } #if CURSES_ENABLED if (output_format == mon_output_console) { refresh(); } #endif } /*! * \internal * \brief Print cluster status in XML format * * \param[in] data_set Working set of CIB state */ static void print_xml_status(pe_working_set_t * data_set, stonith_history_t *stonith_history) { FILE *stream = stdout; GListPtr gIter = NULL; int print_opts = get_resource_display_options(); fprintf(stream, "\n"); fprintf(stream, "\n", VERSION); print_cluster_summary(stream, data_set); /*** NODES ***/ fprintf(stream, " \n"); for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) { node_t *node = (node_t *) gIter->data; const char *node_type = "unknown"; switch (node->details->type) { case node_member: node_type = "member"; break; case node_remote: node_type = "remote"; break; case node_ping: node_type = "ping"; break; } fprintf(stream, " details->uname); fprintf(stream, "id=\"%s\" ", node->details->id); fprintf(stream, "online=\"%s\" ", node->details->online ? "true" : "false"); fprintf(stream, "standby=\"%s\" ", node->details->standby ? "true" : "false"); fprintf(stream, "standby_onfail=\"%s\" ", node->details->standby_onfail ? "true" : "false"); fprintf(stream, "maintenance=\"%s\" ", node->details->maintenance ? "true" : "false"); fprintf(stream, "pending=\"%s\" ", node->details->pending ? "true" : "false"); fprintf(stream, "unclean=\"%s\" ", node->details->unclean ? "true" : "false"); fprintf(stream, "shutdown=\"%s\" ", node->details->shutdown ? "true" : "false"); fprintf(stream, "expected_up=\"%s\" ", node->details->expected_up ? "true" : "false"); fprintf(stream, "is_dc=\"%s\" ", node->details->is_dc ? "true" : "false"); fprintf(stream, "resources_running=\"%d\" ", g_list_length(node->details->running_rsc)); fprintf(stream, "type=\"%s\" ", node_type); if (is_container_remote_node(node)) { fprintf(stream, "id_as_resource=\"%s\" ", node->details->remote_rsc->container->id); } if (group_by_node) { GListPtr lpc2 = NULL; fprintf(stream, ">\n"); for (lpc2 = node->details->running_rsc; lpc2 != NULL; lpc2 = lpc2->next) { resource_t *rsc = (resource_t *) lpc2->data; rsc->fns->print(rsc, " ", print_opts | pe_print_rsconly, stream); } fprintf(stream, " \n"); } else { fprintf(stream, "/>\n"); } } fprintf(stream, " \n"); /* Print resources section, if needed */ print_resources(stream, data_set, print_opts); /* print Node Attributes section if requested */ if (show & mon_show_attributes) { print_node_attributes(stream, data_set); } /* If requested, print resource operations (which includes failcounts) * or just failcounts */ if (show & (mon_show_operations | mon_show_failcounts)) { print_node_summary(stream, data_set, ((show & mon_show_operations)? TRUE : FALSE)); } /* If there were any failed actions, print them */ if (xml_has_children(data_set->failed)) { print_failed_actions(stream, data_set); } /* Print stonith history */ if (fence_history) { print_stonith_history(stdout, stonith_history); } /* Print tickets if requested */ if (show & mon_show_tickets) { print_cluster_tickets(stream, data_set); } /* Print negative location constraints if requested */ if (show & mon_show_bans) { print_neg_locations(stream, data_set); } fprintf(stream, "\n"); fflush(stream); fclose(stream); } /*! * \internal * \brief Print cluster status in HTML format (with HTTP headers if CGI) * * \param[in] data_set Working set of CIB state * \param[in] filename Name of file to write HTML to (ignored if CGI) * * \return 0 on success, -1 on error */ static int print_html_status(pe_working_set_t * data_set, const char *filename, stonith_history_t *stonith_history) { FILE *stream; GListPtr gIter = NULL; char *filename_tmp = NULL; int print_opts = get_resource_display_options(); if (output_format == mon_output_cgi) { stream = stdout; fprintf(stream, "Content-Type: text/html\n\n"); } else { filename_tmp = crm_concat(filename, "tmp", '.'); stream = fopen(filename_tmp, "w"); if (stream == NULL) { crm_perror(LOG_ERR, "Cannot open %s for writing", filename_tmp); free(filename_tmp); return -1; } } fprintf(stream, "\n"); fprintf(stream, " \n"); fprintf(stream, " Cluster status\n"); fprintf(stream, " \n", reconnect_msec / 1000); fprintf(stream, " \n"); fprintf(stream, "\n"); print_cluster_summary(stream, data_set); /*** NODE LIST ***/ fprintf(stream, "
    \n

    Node List

    \n"); fprintf(stream, "
      \n"); for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) { node_t *node = (node_t *) gIter->data; char *node_name = get_node_display_name(node); fprintf(stream, "
    • Node: %s: ", node_name); if (node->details->standby_onfail && node->details->online) { fprintf(stream, "standby (on-fail)\n"); } else if (node->details->standby && node->details->online) { fprintf(stream, "standby%s\n", node->details->running_rsc?" (with active resources)":""); } else if (node->details->standby) { fprintf(stream, "OFFLINE (standby)\n"); } else if (node->details->maintenance && node->details->online) { fprintf(stream, "maintenance\n"); } else if (node->details->maintenance) { fprintf(stream, "OFFLINE (maintenance)\n"); } else if (node->details->online) { fprintf(stream, "online\n"); } else { fprintf(stream, "OFFLINE\n"); } if (print_brief && group_by_node) { fprintf(stream, "
        \n"); print_rscs_brief(node->details->running_rsc, NULL, print_opts | pe_print_rsconly, stream, FALSE); fprintf(stream, "
      \n"); } else if (group_by_node) { GListPtr lpc2 = NULL; fprintf(stream, "
        \n"); for (lpc2 = node->details->running_rsc; lpc2 != NULL; lpc2 = lpc2->next) { resource_t *rsc = (resource_t *) lpc2->data; fprintf(stream, "
      • "); rsc->fns->print(rsc, NULL, print_opts | pe_print_rsconly, stream); fprintf(stream, "
      • \n"); } fprintf(stream, "
      \n"); } fprintf(stream, "
    • \n"); free(node_name); } fprintf(stream, "
    \n"); /* Print resources section, if needed */ print_resources(stream, data_set, print_opts); /* print Node Attributes section if requested */ if (show & mon_show_attributes) { print_node_attributes(stream, data_set); } /* If requested, print resource operations (which includes failcounts) * or just failcounts */ if (show & (mon_show_operations | mon_show_failcounts)) { print_node_summary(stream, data_set, ((show & mon_show_operations)? TRUE : FALSE)); } /* If there were any failed actions, print them */ if (xml_has_children(data_set->failed)) { print_failed_actions(stream, data_set); } /* Print failed stonith actions */ if (fence_history) { print_failed_stonith_actions(stream, stonith_history); } /* Print stonith history */ if (fence_history) { if (show & mon_show_fence_history) { print_stonith_history(stream, stonith_history); } else { print_stonith_pending(stdout, stonith_history); } } /* Print tickets if requested */ if (show & mon_show_tickets) { print_cluster_tickets(stream, data_set); } /* Print negative location constraints if requested */ if (show & mon_show_bans) { print_neg_locations(stream, data_set); } fprintf(stream, "\n"); fprintf(stream, "\n"); fflush(stream); fclose(stream); if (output_format != mon_output_cgi) { if (rename(filename_tmp, filename) != 0) { crm_perror(LOG_ERR, "Unable to rename %s->%s", filename_tmp, filename); } free(filename_tmp); } return 0; } static int send_custom_trap(const char *node, const char *rsc, const char *task, int target_rc, int rc, int status, const char *desc) { pid_t pid; /*setenv needs chars, these are ints */ char *rc_s = crm_itoa(rc); char *status_s = crm_itoa(status); char *target_rc_s = crm_itoa(target_rc); crm_debug("Sending external notification to '%s' via '%s'", external_recipient, external_agent); if(rsc) { setenv("CRM_notify_rsc", rsc, 1); } if (external_recipient) { setenv("CRM_notify_recipient", external_recipient, 1); } setenv("CRM_notify_node", node, 1); setenv("CRM_notify_task", task, 1); setenv("CRM_notify_desc", desc, 1); setenv("CRM_notify_rc", rc_s, 1); setenv("CRM_notify_target_rc", target_rc_s, 1); setenv("CRM_notify_status", status_s, 1); pid = fork(); if (pid == -1) { crm_perror(LOG_ERR, "notification fork() failed."); } if (pid == 0) { /* crm_debug("notification: I am the child. Executing the nofitication program."); */ execl(external_agent, external_agent, NULL); exit(CRM_EX_ERROR); } crm_trace("Finished running custom notification program '%s'.", external_agent); free(target_rc_s); free(status_s); free(rc_s); return 0; } static void handle_rsc_op(xmlNode * xml, const char *node_id) { int rc = -1; int status = -1; int action = -1; int target_rc = -1; int transition_num = -1; gboolean notify = TRUE; char *rsc = NULL; char *task = NULL; const char *desc = NULL; const char *magic = NULL; const char *id = NULL; char *update_te_uuid = NULL; const char *node = NULL; xmlNode *n = xml; xmlNode * rsc_op = xml; if(strcmp((const char*)xml->name, XML_LRM_TAG_RSC_OP) != 0) { xmlNode *cIter; for(cIter = xml->children; cIter; cIter = cIter->next) { handle_rsc_op(cIter, node_id); } return; } id = crm_element_value(rsc_op, XML_LRM_ATTR_TASK_KEY); if (id == NULL) { /* Compatibility with <= 1.1.5 */ id = ID(rsc_op); } magic = crm_element_value(rsc_op, XML_ATTR_TRANSITION_MAGIC); if (magic == NULL) { /* non-change */ return; } if (FALSE == decode_transition_magic(magic, &update_te_uuid, &transition_num, &action, &status, &rc, &target_rc)) { crm_err("Invalid event %s detected for %s", magic, id); return; } if (parse_op_key(id, &rsc, &task, NULL) == FALSE) { crm_err("Invalid event detected for %s", id); goto bail; } node = crm_element_value(rsc_op, XML_LRM_ATTR_TARGET); while (n != NULL && safe_str_neq(XML_CIB_TAG_STATE, TYPE(n))) { n = n->parent; } if(node == NULL && n) { node = crm_element_value(n, XML_ATTR_UNAME); } if (node == NULL && n) { node = ID(n); } if (node == NULL) { node = node_id; } if (node == NULL) { crm_err("No node detected for event %s (%s)", magic, id); goto bail; } /* look up where we expected it to be? */ desc = pcmk_strerror(pcmk_ok); if (status == PCMK_LRM_OP_DONE && target_rc == rc) { crm_notice("%s of %s on %s completed: %s", task, rsc, node, desc); if (rc == PCMK_OCF_NOT_RUNNING) { notify = FALSE; } } else if (status == PCMK_LRM_OP_DONE) { desc = services_ocf_exitcode_str(rc); crm_warn("%s of %s on %s failed: %s", task, rsc, node, desc); } else { desc = services_lrm_status_str(status); crm_warn("%s of %s on %s failed: %s", task, rsc, node, desc); } if (notify && external_agent) { send_custom_trap(node, rsc, task, target_rc, rc, status, desc); } bail: free(update_te_uuid); free(rsc); free(task); } static gboolean mon_trigger_refresh(gpointer user_data) { mainloop_set_trigger(refresh_trigger); return FALSE; } #define NODE_PATT "/lrm[@id=" static char * get_node_from_xpath(const char *xpath) { char *nodeid = NULL; char *tmp = strstr(xpath, NODE_PATT); if(tmp) { tmp += strlen(NODE_PATT); tmp += 1; nodeid = strdup(tmp); tmp = strstr(nodeid, "\'"); CRM_ASSERT(tmp); tmp[0] = 0; } return nodeid; } static void crm_diff_update_v2(const char *event, xmlNode * msg) { xmlNode *change = NULL; xmlNode *diff = get_message_xml(msg, F_CIB_UPDATE_RESULT); for (change = __xml_first_child(diff); change != NULL; change = __xml_next(change)) { const char *name = NULL; const char *op = crm_element_value(change, XML_DIFF_OP); const char *xpath = crm_element_value(change, XML_DIFF_PATH); xmlNode *match = NULL; const char *node = NULL; if(op == NULL) { continue; } else if(strcmp(op, "create") == 0) { match = change->children; } else if(strcmp(op, "move") == 0) { continue; } else if(strcmp(op, "delete") == 0) { continue; } else if(strcmp(op, "modify") == 0) { match = first_named_child(change, XML_DIFF_RESULT); if(match) { match = match->children; } } if(match) { name = (const char *)match->name; } crm_trace("Handling %s operation for %s %p, %s", op, xpath, match, name); if(xpath == NULL) { /* Version field, ignore */ } else if(name == NULL) { crm_debug("No result for %s operation to %s", op, xpath); CRM_ASSERT(strcmp(op, "delete") == 0 || strcmp(op, "move") == 0); } else if(strcmp(name, XML_TAG_CIB) == 0) { xmlNode *state = NULL; xmlNode *status = first_named_child(match, XML_CIB_TAG_STATUS); for (state = __xml_first_child(status); state != NULL; state = __xml_next(state)) { node = crm_element_value(state, XML_ATTR_UNAME); if (node == NULL) { node = ID(state); } handle_rsc_op(state, node); } } else if(strcmp(name, XML_CIB_TAG_STATUS) == 0) { xmlNode *state = NULL; for (state = __xml_first_child(match); state != NULL; state = __xml_next(state)) { node = crm_element_value(state, XML_ATTR_UNAME); if (node == NULL) { node = ID(state); } handle_rsc_op(state, node); } } else if(strcmp(name, XML_CIB_TAG_STATE) == 0) { node = crm_element_value(match, XML_ATTR_UNAME); if (node == NULL) { node = ID(match); } handle_rsc_op(match, node); } else if(strcmp(name, XML_CIB_TAG_LRM) == 0) { node = ID(match); handle_rsc_op(match, node); } else if(strcmp(name, XML_LRM_TAG_RESOURCES) == 0) { char *local_node = get_node_from_xpath(xpath); handle_rsc_op(match, local_node); free(local_node); } else if(strcmp(name, XML_LRM_TAG_RESOURCE) == 0) { char *local_node = get_node_from_xpath(xpath); handle_rsc_op(match, local_node); free(local_node); } else if(strcmp(name, XML_LRM_TAG_RSC_OP) == 0) { char *local_node = get_node_from_xpath(xpath); handle_rsc_op(match, local_node); free(local_node); } else { crm_trace("Ignoring %s operation for %s %p, %s", op, xpath, match, name); } } } static void crm_diff_update_v1(const char *event, xmlNode * msg) { /* Process operation updates */ xmlXPathObject *xpathObj = xpath_search(msg, "//" F_CIB_UPDATE_RESULT "//" XML_TAG_DIFF_ADDED "//" XML_LRM_TAG_RSC_OP); int lpc = 0, max = numXpathResults(xpathObj); for (lpc = 0; lpc < max; lpc++) { xmlNode *rsc_op = getXpathResult(xpathObj, lpc); handle_rsc_op(rsc_op, NULL); } freeXpathObject(xpathObj); } static void crm_diff_update(const char *event, xmlNode * msg) { int rc = -1; static bool stale = FALSE; gboolean cib_updated = FALSE; xmlNode *diff = get_message_xml(msg, F_CIB_UPDATE_RESULT); print_dot(); if (current_cib != NULL) { rc = xml_apply_patchset(current_cib, diff, TRUE); switch (rc) { case -pcmk_err_diff_resync: case -pcmk_err_diff_failed: crm_notice("[%s] Patch aborted: %s (%d)", event, pcmk_strerror(rc), rc); free_xml(current_cib); current_cib = NULL; break; case pcmk_ok: cib_updated = TRUE; break; default: crm_notice("[%s] ABORTED: %s (%d)", event, pcmk_strerror(rc), rc); free_xml(current_cib); current_cib = NULL; } } if (current_cib == NULL) { crm_trace("Re-requesting the full cib"); cib->cmds->query(cib, NULL, ¤t_cib, cib_scope_local | cib_sync_call); } if (external_agent) { int format = 0; crm_element_value_int(diff, "format", &format); switch(format) { case 1: crm_diff_update_v1(event, msg); break; case 2: crm_diff_update_v2(event, msg); break; default: crm_err("Unknown patch format: %d", format); } } if (current_cib == NULL) { if(!stale) { print_as("--- Stale data ---"); } stale = TRUE; return; } stale = FALSE; kick_refresh(cib_updated); } static gboolean mon_refresh_display(gpointer user_data) { xmlNode *cib_copy = copy_xml(current_cib); stonith_history_t *stonith_history = NULL; last_refresh = time(NULL); if (cli_config_update(&cib_copy, NULL, FALSE) == FALSE) { if (cib) { cib->cmds->signoff(cib); } print_as("Upgrade failed: %s", pcmk_strerror(-pcmk_err_schema_validation)); if (output_format == mon_output_console) { sleep(2); } clean_up(CRM_EX_CONFIG); return FALSE; } /* get the stonith-history if there is evidence we need it */ while (fence_history) { if (st != NULL) { if (st->cmds->history(st, st_opt_sync_call, NULL, &stonith_history, 120)) { fprintf(stderr, "Critical: Unable to get stonith-history\n"); mon_cib_connection_destroy(NULL); } else { if ((!fence_full_history) && (output_format != mon_output_xml)) { stonith_history = reduce_stonith_history(stonith_history); } stonith_history = sort_stonith_history(stonith_history); break; /* all other cases are errors */ } } else { fprintf(stderr, "Critical: No stonith-API\n"); } free_xml(cib_copy); print_as("Reading stonith-history failed"); if (output_format == mon_output_console) { sleep(2); } return FALSE; } if (mon_data_set == NULL) { mon_data_set = pe_new_working_set(); CRM_ASSERT(mon_data_set != NULL); } mon_data_set->input = cib_copy; cluster_status(mon_data_set); /* Unpack constraints if any section will need them * (tickets may be referenced in constraints but not granted yet, * and bans need negative location constraints) */ if (show & (mon_show_bans | mon_show_tickets)) { xmlNode *cib_constraints = get_object_root(XML_CIB_TAG_CONSTRAINTS, mon_data_set->input); unpack_constraints(cib_constraints, mon_data_set); } switch (output_format) { case mon_output_html: case mon_output_cgi: if (print_html_status(mon_data_set, output_filename, stonith_history) != 0) { fprintf(stderr, "Critical: Unable to output html file\n"); clean_up(CRM_EX_CANTCREAT); return FALSE; } break; case mon_output_xml: print_xml_status(mon_data_set, stonith_history); break; case mon_output_monitor: print_simple_status(mon_data_set, stonith_history); if (has_warnings) { clean_up(MON_STATUS_WARN); return FALSE; } break; case mon_output_plain: case mon_output_console: print_status(mon_data_set, stonith_history); break; case mon_output_none: break; } stonith_history_free(stonith_history); stonith_history = NULL; pe_reset_working_set(mon_data_set); return TRUE; } static void mon_st_callback_event(stonith_t * st, stonith_event_t * e) { if (st->state == stonith_disconnected) { /* disconnect cib as well and have everything reconnect */ mon_cib_connection_destroy(NULL); } else if (external_agent) { char *desc = crm_strdup_printf("Operation %s requested by %s for peer %s: %s (ref=%s)", e->operation, e->origin, e->target, pcmk_strerror(e->result), e->id); send_custom_trap(e->target, NULL, e->operation, pcmk_ok, e->result, 0, desc); free(desc); } } static void kick_refresh(gboolean data_updated) { static int updates = 0; long now = time(NULL); if (data_updated) { updates++; } if(refresh_timer == NULL) { refresh_timer = mainloop_timer_add("refresh", 2000, FALSE, mon_trigger_refresh, NULL); } /* Refresh * - immediately if the last update was more than 5s ago * - every 10 cib-updates * - at most 2s after the last update */ if ((now - last_refresh) > (reconnect_msec / 1000)) { mainloop_set_trigger(refresh_trigger); mainloop_timer_stop(refresh_timer); updates = 0; } else if(updates >= 10) { mainloop_set_trigger(refresh_trigger); mainloop_timer_stop(refresh_timer); updates = 0; } else { mainloop_timer_start(refresh_timer); } } static void mon_st_callback_display(stonith_t * st, stonith_event_t * e) { if (st->state == stonith_disconnected) { /* disconnect cib as well and have everything reconnect */ mon_cib_connection_destroy(NULL); } else { print_dot(); kick_refresh(TRUE); } } static void clean_up_connections(void) { if (cib != NULL) { cib->cmds->signoff(cib); cib_delete(cib); cib = NULL; } if (st != NULL) { if (st->state != stonith_disconnected) { st->cmds->remove_notification(st, T_STONITH_NOTIFY_DISCONNECT); st->cmds->remove_notification(st, T_STONITH_NOTIFY_FENCE); st->cmds->remove_notification(st, T_STONITH_NOTIFY_HISTORY); st->cmds->disconnect(st); } stonith_api_delete(st); st = NULL; } } /* * De-init ncurses, disconnect from the CIB manager, disconnect fencing, * deallocate memory and show usage-message if requested. * * We don't actually return, but nominally returning crm_exit_t allows a usage * like "return clean_up(exit_code);" which helps static analysis understand the * code flow. */ static crm_exit_t clean_up(crm_exit_t exit_code) { #if CURSES_ENABLED if (curses_console_initialized) { output_format = mon_output_plain; echo(); nocbreak(); endwin(); curses_console_initialized = FALSE; } #endif clean_up_connections(); free(output_filename); free(pid_file); pe_free_working_set(mon_data_set); mon_data_set = NULL; if (exit_code == CRM_EX_USAGE) { if (output_format == mon_output_cgi) { fprintf(stdout, "Content-Type: text/plain\n" "Status: 500\n\n"); } else { - return crm_help('?', CRM_EX_USAGE); + crm_help('?', CRM_EX_USAGE); } } - return crm_exit(exit_code); + crm_exit(exit_code); } diff --git a/tools/crm_node.c b/tools/crm_node.c index 23ce1da332..ffbde6407a 100644 --- a/tools/crm_node.c +++ b/tools/crm_node.c @@ -1,588 +1,590 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include static int command = 0; static char *pid_s = NULL; static GMainLoop *mainloop = NULL; static crm_exit_t exit_code = CRM_EX_OK; static struct crm_option long_options[] = { /* Top-level Options */ {"help", 0, 0, '?', "\tThis text"}, {"version", 0, 0, '$', "\tVersion information" }, {"verbose", 0, 0, 'V', "\tIncrease debug output"}, {"quiet", 0, 0, 'Q', "\tEssential output only"}, {"-spacer-", 1, 0, '-', "\nCommands:"}, {"name", 0, 0, 'n', "\tDisplay the name used by the cluster for this node"}, {"name-for-id", 1, 0, 'N', "\tDisplay the name used by the cluster for the node with the specified id"}, {"quorum", 0, 0, 'q', "\tDisplay a 1 if our partition has quorum, 0 if not"}, {"list", 0, 0, 'l', "\tDisplay all known members (past and present) of this cluster"}, {"partition", 0, 0, 'p', "Display the members of this partition"}, {"cluster-id", 0, 0, 'i', "Display this node's cluster id"}, {"remove", 1, 0, 'R', "(Advanced) Remove the (stopped) node with the specified name from Pacemaker's configuration and caches"}, {"-spacer-", 1, 0, '-', "(the node must already have been removed from the underlying cluster stack configuration)"}, {"-spacer-", 1, 0, '-', "\nAdditional Options:"}, {"force", 0, 0, 'f'}, #if SUPPORT_COROSYNC { "corosync", 0, 0, 'C', NULL, pcmk_option_hidden }, #endif // @TODO add timeout option for when IPC replies are needed {0, 0, 0, 0} }; /*! * \internal * \brief Exit crm_node * Clean up memory, and either quit mainloop (if running) or exit * * \param[in] value Exit status */ static void crm_node_exit(crm_exit_t value) { if (pid_s) { free(pid_s); pid_s = NULL; } exit_code = value; if (mainloop && g_main_loop_is_running(mainloop)) { g_main_loop_quit(mainloop); } else { crm_exit(exit_code); } } static void exit_disconnect(gpointer user_data) { fprintf(stderr, "error: Lost connection to cluster\n"); crm_node_exit(CRM_EX_DISCONNECT); } typedef int (*ipc_dispatch_fn) (const char *buffer, ssize_t length, gpointer userdata); static crm_ipc_t * new_mainloop_for_ipc(const char *system, ipc_dispatch_fn dispatch) { mainloop_io_t *source = NULL; crm_ipc_t *ipc = NULL; struct ipc_client_callbacks ipc_callbacks = { .dispatch = dispatch, .destroy = exit_disconnect }; mainloop = g_main_loop_new(NULL, FALSE); source = mainloop_add_ipc_client(system, G_PRIORITY_DEFAULT, 0, NULL, &ipc_callbacks); ipc = mainloop_get_ipc_client(source); if (ipc == NULL) { fprintf(stderr, "error: Could not connect to cluster (is it running?)\n"); crm_node_exit(CRM_EX_DISCONNECT); } return ipc; } static void run_mainloop_and_exit() { g_main_loop_run(mainloop); g_main_loop_unref(mainloop); mainloop = NULL; crm_node_exit(exit_code); } static int send_controller_hello(crm_ipc_t *controller) { xmlNode *hello = NULL; int rc; pid_s = crm_getpid_s(); hello = create_hello_message(pid_s, crm_system_name, "1", "0"); rc = crm_ipc_send(controller, hello, 0, 0, NULL); free_xml(hello); return (rc < 0)? rc : 0; } static int send_node_info_request(crm_ipc_t *controller, uint32_t nodeid) { xmlNode *ping = NULL; int rc; ping = create_request(CRM_OP_NODE_INFO, NULL, NULL, CRM_SYSTEM_CRMD, crm_system_name, pid_s); if (nodeid > 0) { crm_xml_add_int(ping, XML_ATTR_ID, nodeid); } rc = crm_ipc_send(controller, ping, 0, 0, NULL); free_xml(ping); return (rc < 0)? rc : 0; } static int dispatch_controller(const char *buffer, ssize_t length, gpointer userdata) { xmlNode *message = string2xml(buffer); xmlNode *data = NULL; const char *value = NULL; if (message == NULL) { fprintf(stderr, "error: Could not understand reply from controller\n"); crm_node_exit(CRM_EX_PROTOCOL); return 0; } crm_log_xml_trace(message, "controller reply"); exit_code = CRM_EX_PROTOCOL; // Validate reply value = crm_element_value(message, F_CRM_MSG_TYPE); if (safe_str_neq(value, XML_ATTR_RESPONSE)) { fprintf(stderr, "error: Message from controller was not a reply\n"); goto done; } value = crm_element_value(message, XML_ATTR_REFERENCE); if (value == NULL) { fprintf(stderr, "error: Controller reply did not specify original message\n"); goto done; } data = get_message_xml(message, F_CRM_DATA); if (data == NULL) { fprintf(stderr, "error: Controller reply did not contain any data\n"); goto done; } switch (command) { case 'i': value = crm_element_value(data, XML_ATTR_ID); if (value == NULL) { fprintf(stderr, "error: Controller reply did not contain node ID\n"); } else { printf("%s\n", value); exit_code = CRM_EX_OK; } break; case 'n': case 'N': value = crm_element_value(data, XML_ATTR_UNAME); if (value == NULL) { fprintf(stderr, "Node is not known to cluster\n"); exit_code = CRM_EX_NOHOST; } else { printf("%s\n", value); exit_code = CRM_EX_OK; } break; case 'q': value = crm_element_value(data, XML_ATTR_HAVE_QUORUM); if (value == NULL) { fprintf(stderr, "error: Controller reply did not contain quorum status\n"); } else { bool quorum = crm_is_true(value); printf("%d\n", quorum); exit_code = quorum? CRM_EX_OK : CRM_EX_QUORUM; } break; default: fprintf(stderr, "internal error: Controller reply not expected\n"); exit_code = CRM_EX_SOFTWARE; break; } done: free_xml(message); crm_node_exit(exit_code); return 0; } static void run_controller_mainloop(uint32_t nodeid) { crm_ipc_t *controller = NULL; int rc; controller = new_mainloop_for_ipc(CRM_SYSTEM_CRMD, dispatch_controller); rc = send_controller_hello(controller); if (rc < 0) { fprintf(stderr, "error: Could not register with controller: %s\n", pcmk_strerror(rc)); crm_node_exit(crm_errno2exit(rc)); } rc = send_node_info_request(controller, nodeid); if (rc < 0) { fprintf(stderr, "error: Could not ping controller: %s\n", pcmk_strerror(rc)); crm_node_exit(crm_errno2exit(rc)); } // Run main loop to get controller reply via dispatch_controller() run_mainloop_and_exit(); } static void print_node_name() { // Check environment first (i.e. when called by resource agent) const char *name = getenv("OCF_RESKEY_" CRM_META "_" XML_LRM_ATTR_TARGET); if (name != NULL) { printf("%s\n", name); crm_node_exit(CRM_EX_OK); } else { // Otherwise ask the controller run_controller_mainloop(0); } } static int cib_remove_node(long id, const char *name) { int rc; cib_t *cib = NULL; xmlNode *node = NULL; xmlNode *node_state = NULL; crm_trace("Removing %s from the CIB", name); if(name == NULL && id == 0) { return -ENOTUNIQ; } node = create_xml_node(NULL, XML_CIB_TAG_NODE); node_state = create_xml_node(NULL, XML_CIB_TAG_STATE); crm_xml_add(node, XML_ATTR_UNAME, name); crm_xml_add(node_state, XML_ATTR_UNAME, name); if (id > 0) { crm_xml_set_id(node, "%ld", id); crm_xml_add(node_state, XML_ATTR_ID, ID(node)); } cib = cib_new(); cib->cmds->signon(cib, crm_system_name, cib_command); rc = cib->cmds->remove(cib, XML_CIB_TAG_NODES, node, cib_sync_call); if (rc != pcmk_ok) { printf("Could not remove %s[%ld] from " XML_CIB_TAG_NODES ": %s", name, id, pcmk_strerror(rc)); } rc = cib->cmds->remove(cib, XML_CIB_TAG_STATUS, node_state, cib_sync_call); if (rc != pcmk_ok) { printf("Could not remove %s[%ld] from " XML_CIB_TAG_STATUS ": %s", name, id, pcmk_strerror(rc)); } cib->cmds->signoff(cib); cib_delete(cib); return rc; } static int tools_remove_node_cache(const char *node_name, long nodeid, const char *target) { int rc = -1; crm_ipc_t *conn = crm_ipc_new(target, 0); xmlNode *cmd = NULL; if (!conn) { return -ENOTCONN; } if (!crm_ipc_connect(conn)) { crm_perror(LOG_ERR, "Connection to %s failed", target); crm_ipc_destroy(conn); return -ENOTCONN; } if(safe_str_eq(target, CRM_SYSTEM_CRMD)) { // The controller requires a hello message before sending a request rc = send_controller_hello(conn); if (rc < 0) { fprintf(stderr, "error: Could not register with controller: %s\n", pcmk_strerror(rc)); return rc; } } crm_trace("Removing %s[%ld] from the %s membership cache", node_name, nodeid, target); if(safe_str_eq(target, T_ATTRD)) { cmd = create_xml_node(NULL, __FUNCTION__); crm_xml_add(cmd, F_TYPE, T_ATTRD); crm_xml_add(cmd, F_ORIG, crm_system_name); crm_xml_add(cmd, F_ATTRD_TASK, ATTRD_OP_PEER_REMOVE); crm_xml_add(cmd, F_ATTRD_HOST, node_name); if (nodeid > 0) { crm_xml_add_int(cmd, F_ATTRD_HOST_ID, (int) nodeid); } } else { cmd = create_request(CRM_OP_RM_NODE_CACHE, NULL, NULL, target, crm_system_name, pid_s); if (nodeid > 0) { crm_xml_set_id(cmd, "%ld", nodeid); } crm_xml_add(cmd, XML_ATTR_UNAME, node_name); } rc = crm_ipc_send(conn, cmd, 0, 0, NULL); crm_debug("%s peer cache cleanup for %s (%ld): %d", target, node_name, nodeid, rc); if (rc > 0) { rc = cib_remove_node(nodeid, node_name); } if (conn) { crm_ipc_close(conn); crm_ipc_destroy(conn); } free_xml(cmd); return rc > 0 ? 0 : rc; } static void remove_node(const char *target_uname) { int d = 0; long nodeid = 0; const char *node_name = NULL; char *endptr = NULL; const char *daemons[] = { CRM_SYSTEM_CRMD, "stonith-ng", T_ATTRD, CRM_SYSTEM_MCP, }; // Check whether node was specified by name or numeric ID errno = 0; nodeid = strtol(target_uname, &endptr, 10); if ((errno != 0) || (endptr == target_uname) || (*endptr != '\0') || (nodeid <= 0)) { // It's not a positive integer, so assume it's a node name nodeid = 0; node_name = target_uname; } for (d = 0; d < DIMOF(daemons); d++) { if (tools_remove_node_cache(node_name, nodeid, daemons[d])) { crm_err("Failed to connect to %s to remove node '%s'", daemons[d], target_uname); crm_node_exit(CRM_EX_ERROR); return; } } crm_node_exit(CRM_EX_OK); } static gint compare_node_xml(gconstpointer a, gconstpointer b) { const char *a_name = crm_element_value((xmlNode*) a, "uname"); const char *b_name = crm_element_value((xmlNode*) b, "uname"); return strcmp((a_name? a_name : ""), (b_name? b_name : "")); } static int node_mcp_dispatch(const char *buffer, ssize_t length, gpointer userdata) { GList *nodes = NULL; xmlNode *node = NULL; xmlNode *msg = string2xml(buffer); const char *uname; const char *state; if (msg == NULL) { fprintf(stderr, "error: Could not understand pacemakerd response\n"); crm_node_exit(CRM_EX_PROTOCOL); return 0; } crm_log_xml_trace(msg, "message"); for (node = __xml_first_child(msg); node != NULL; node = __xml_next(node)) { nodes = g_list_insert_sorted(nodes, node, compare_node_xml); } for (GList *iter = nodes; iter; iter = iter->next) { node = (xmlNode*) iter->data; uname = crm_element_value(node, "uname"); state = crm_element_value(node, "state"); if (command == 'l') { int id = 0; crm_element_value_int(node, "id", &id); printf("%d %s %s\n", id, (uname? uname : ""), (state? state : "")); // This is CRM_NODE_MEMBER but we don't want to include cluster header } else if ((command == 'p') && safe_str_eq(state, "member")) { printf("%s ", (uname? uname : "")); } } if (command == 'p') { fprintf(stdout, "\n"); } free_xml(msg); crm_node_exit(CRM_EX_OK); return 0; } static void run_pacemakerd_mainloop() { crm_ipc_t *ipc = NULL; xmlNode *poke = NULL; ipc = new_mainloop_for_ipc(CRM_SYSTEM_MCP, node_mcp_dispatch); // Sending anything will get us a list of nodes poke = create_xml_node(NULL, "poke"); crm_ipc_send(ipc, poke, 0, 0, NULL); free_xml(poke); // Handle reply via node_mcp_dispatch() run_mainloop_and_exit(); } int main(int argc, char **argv) { int flag = 0; int argerr = 0; uint32_t nodeid = 0; gboolean force_flag = FALSE; gboolean dangerous_cmd = FALSE; int option_index = 0; const char *target_uname = NULL; crm_log_cli_init("crm_node"); crm_set_options(NULL, "command [options]", long_options, "Tool for displaying low-level node information"); while (flag >= 0) { flag = crm_get_option(argc, argv, &option_index); switch (flag) { case -1: break; case 'V': crm_bump_log_level(argc, argv); break; case '$': case '?': - return crm_help(flag, CRM_EX_OK); + crm_help(flag, CRM_EX_OK); break; case 'Q': // currently unused break; case 'C': // unused and deprecated break; case 'f': force_flag = TRUE; break; case 'R': command = flag; dangerous_cmd = TRUE; target_uname = optarg; if (optarg == NULL) { ++argerr; } break; case 'N': command = flag; nodeid = crm_parse_int(optarg, NULL); break; case 'p': case 'q': case 'i': case 'l': case 'n': command = flag; break; default: ++argerr; break; } } if (optind > argc) { ++argerr; } if (argerr) { - return crm_help('?', CRM_EX_USAGE); + crm_help('?', CRM_EX_USAGE); } if (dangerous_cmd && force_flag == FALSE) { fprintf(stderr, "The supplied command is considered dangerous." " To prevent accidental destruction of the cluster," " the --force flag is required in order to proceed.\n"); crm_node_exit(CRM_EX_USAGE); } switch (command) { case 'n': print_node_name(); break; case 'R': remove_node(target_uname); break; case 'i': case 'q': case 'N': run_controller_mainloop(nodeid); break; case 'l': case 'p': run_pacemakerd_mainloop(); break; default: break; } fprintf(stderr, "error: Must specify a command option\n"); crm_node_exit(CRM_EX_USAGE); return CRM_EX_USAGE; } diff --git a/tools/crm_resource.c b/tools/crm_resource.c index 6916b1fe00..4713a8b4fd 100644 --- a/tools/crm_resource.c +++ b/tools/crm_resource.c @@ -1,1412 +1,1414 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include bool BE_QUIET = FALSE; bool scope_master = FALSE; int cib_options = cib_sync_call; static GMainLoop *mainloop = NULL; #define MESSAGE_TIMEOUT_S 60 static gboolean resource_ipc_timeout(gpointer data) { fprintf(stderr, "Aborting because no messages received in %d seconds\n", MESSAGE_TIMEOUT_S); crm_err("No messages received in %d seconds", MESSAGE_TIMEOUT_S); - return crm_exit(CRM_EX_TIMEOUT); + crm_exit(CRM_EX_TIMEOUT); } static void resource_ipc_connection_destroy(gpointer user_data) { crm_info("Connection to controller was terminated"); crm_exit(CRM_EX_DISCONNECT); } static void start_mainloop(void) { if (crmd_replies_needed == 0) { return; } mainloop = g_main_loop_new(NULL, FALSE); fprintf(stderr, "Waiting for %d repl%s from the controller", crmd_replies_needed, (crmd_replies_needed == 1)? "y" : "ies"); crm_debug("Waiting for %d repl%s from the controller", crmd_replies_needed, (crmd_replies_needed == 1)? "y" : "ies"); g_timeout_add(MESSAGE_TIMEOUT_S * 1000, resource_ipc_timeout, NULL); g_main_loop_run(mainloop); } static int resource_ipc_callback(const char *buffer, ssize_t length, gpointer userdata) { xmlNode *msg = string2xml(buffer); fprintf(stderr, "."); crm_log_xml_trace(msg, "[inbound]"); crmd_replies_needed--; if ((crmd_replies_needed == 0) && mainloop && g_main_loop_is_running(mainloop)) { fprintf(stderr, " OK\n"); crm_debug("Got all the replies we expected"); - return crm_exit(CRM_EX_OK); + crm_exit(CRM_EX_OK); } free_xml(msg); return 0; } static int compare_id(gconstpointer a, gconstpointer b) { return strcmp((const char *)a, (const char *)b); } static GListPtr build_constraint_list(xmlNode *root) { GListPtr retval = NULL; xmlNode *cib_constraints = NULL; xmlXPathObjectPtr xpathObj = NULL; int ndx = 0; cib_constraints = get_object_root(XML_CIB_TAG_CONSTRAINTS, root); xpathObj = xpath_search(cib_constraints, "//" XML_CONS_TAG_RSC_LOCATION); for (ndx = 0; ndx < numXpathResults(xpathObj); ndx++) { xmlNode *match = getXpathResult(xpathObj, ndx); retval = g_list_insert_sorted(retval, (gpointer) ID(match), compare_id); } freeXpathObject(xpathObj); return retval; } struct ipc_client_callbacks crm_callbacks = { .dispatch = resource_ipc_callback, .destroy = resource_ipc_connection_destroy, }; /* short option letters still available: eEJkKXyYZ */ /* *INDENT-OFF* */ static struct crm_option long_options[] = { /* Top-level Options */ { "help", no_argument, NULL, '?', "\t\tDisplay this text and exit" }, { "version", no_argument, NULL, '$', "\t\tDisplay version information and exit" }, { "verbose", no_argument, NULL, 'V', "\t\tIncrease debug output (may be specified multiple times)" }, { "quiet", no_argument, NULL, 'Q', "\t\tBe less descriptive in results" }, { "resource", required_argument, NULL, 'r', "\tResource ID" }, { "-spacer-", no_argument, NULL, '-', "\nQueries:" }, { "list", no_argument, NULL, 'L', "\t\tList all cluster resources with status"}, { "list-raw", no_argument, NULL, 'l', "\t\tList IDs of all instantiated resources (individual members rather than groups etc.)" }, { "list-cts", no_argument, NULL, 'c', NULL, pcmk_option_hidden }, { "list-operations", no_argument, NULL, 'O', "\tList active resource operations, optionally filtered by --resource and/or --node" }, { "list-all-operations", no_argument, NULL, 'o', "List all resource operations, optionally filtered by --resource and/or --node" }, { "list-standards", no_argument, NULL, 0, "\tList supported standards" }, { "list-ocf-providers", no_argument, NULL, 0, "List all available OCF providers" }, { "list-agents", required_argument, NULL, 0, "List all agents available for the named standard and/or provider." }, { "list-ocf-alternatives", required_argument, NULL, 0, "List all available providers for the named OCF agent" }, { "show-metadata", required_argument, NULL, 0, "Show the metadata for the named class:provider:agent" }, { "query-xml", no_argument, NULL, 'q', "\tShow XML configuration of resource (after any template expansion)" }, { "query-xml-raw", no_argument, NULL, 'w', "\tShow XML configuration of resource (before any template expansion)" }, { "get-parameter", required_argument, NULL, 'g', "Display named parameter for resource.\n" "\t\t\t\tUse instance attribute unless --meta or --utilization is specified" }, { "get-property", required_argument, NULL, 'G', "Display named property of resource ('class', 'type', or 'provider') (requires --resource)", pcmk_option_hidden }, { "locate", no_argument, NULL, 'W', "\t\tShow node(s) currently running resource" }, { "stack", no_argument, NULL, 'A', "\t\tDisplay the prerequisites and dependents of a resource" }, { "constraints", no_argument, NULL, 'a', "\tDisplay the (co)location constraints that apply to a resource" }, { "why", no_argument, NULL, 'Y', "\t\tShow why resources are not running, optionally filtered by --resource and/or --node" }, { "-spacer-", no_argument, NULL, '-', "\nCommands:" }, { "validate", no_argument, NULL, 0, "\t\tCall the validate-all action. There are two different things that can be validated. One\n" "\t\t\t\tmethod is to validate the resource given by the -r option. The other method is to validate\n" "\t\t\t\ta not-yet-existing resource. This method requires the --class, --agent, and --provider\n" "\t\t\t\targuments, plus at least one --option argument." }, { "cleanup", no_argument, NULL, 'C', "\t\tIf resource has any past failures, clear its history and fail count.\n" "\t\t\t\tOptionally filtered by --resource, --node, --operation, and --interval (otherwise all).\n" "\t\t\t\t--operation and --interval apply to fail counts, but entire history is always cleared,\n" "\t\t\t\tto allow current state to be rechecked.\n" }, { "refresh", no_argument, NULL, 'R', "\t\tDelete resource's history (including failures) so its current state is rechecked.\n" "\t\t\t\tOptionally filtered by --resource and --node (otherwise all).\n" "\t\t\t\tUnless --force is specified, resource's group or clone (if any) will also be refreshed." }, { "set-parameter", required_argument, NULL, 'p', "Set named parameter for resource (requires -v).\n" "\t\t\t\tUse instance attribute unless --meta or --utilization is specified." }, { "delete-parameter", required_argument, NULL, 'd', "Delete named parameter for resource.\n" "\t\t\t\tUse instance attribute unless --meta or --utilization is specified." }, { "set-property", required_argument, NULL, 'S', "Set named property of resource ('class', 'type', or 'provider') (requires -r, -t, -v)", pcmk_option_hidden }, { "-spacer-", no_argument, NULL, '-', "\nResource location:" }, { "move", no_argument, NULL, 'M', "\t\tCreate a constraint to move resource. If --node is specified, the constraint\n" "\t\t\t\twill be to move to that node, otherwise it will be to ban the current node.\n" "\t\t\t\tUnless --force is specified, this will return an error if the resource is\n" "\t\t\t\talready running on the specified node. If --force is specified, this will\n" "\t\t\t\talways ban the current node. Optional: --lifetime, --master.\n" "\t\t\t\tNOTE: This may prevent the resource from running on its previous location\n" "\t\t\t\tuntil the implicit constraint expires or is removed with --clear." }, { "ban", no_argument, NULL, 'B', "\t\tCreate a constraint to keep resource off a node. Optional: --node, --lifetime, --master.\n" "\t\t\t\tNOTE: This will prevent the resource from running on the affected node\n" "\t\t\t\tuntil the implicit constraint expires or is removed with --clear.\n" "\t\t\t\tIf --node is not specified, it defaults to the node currently running the resource\n" "\t\t\t\tfor primitives and groups, or the master for promotable clones with promoted-max=1\n" "\t\t\t\t(all other situations result in an error as there is no sane default).\n" }, { "clear", no_argument, NULL, 'U', "\t\tRemove all constraints created by the --ban and/or --move commands.\n" "\t\t\t\tRequires: --resource. Optional: --node, --master, --expired.\n" "\t\t\t\tIf --node is not specified, all constraints created by --ban and --move\n" "\t\t\t\twill be removed for the named resource. If --node and --force are specified,\n" "\t\t\t\tany constraint created by --move will be cleared, even if it is not for the specified node.\n" "\t\t\t\tIf --expired is specified, only those constraints whose lifetimes have expired will\n" "\t\t\t\tbe removed.\n" }, { "expired", no_argument, NULL, 'e', "\t\tModifies the --clear argument to remove constraints with expired lifetimes.\n" }, { "lifetime", required_argument, NULL, 'u', "\tLifespan (as ISO 8601 duration) of created constraints (with -B, -M)\n" "\t\t\t\t(see https://en.wikipedia.org/wiki/ISO_8601#Durations)" }, { "master", no_argument, NULL, 0, "\t\tLimit scope of command to the Master role (with -B, -M, -U).\n" "\t\t\t\tFor -B and -M, the previous master may remain active in the Slave role." }, { "-spacer-", no_argument, NULL, '-', "\nAdvanced Commands:" }, { "delete", no_argument, NULL, 'D', "\t\t(Advanced) Delete a resource from the CIB. Required: -t" }, { "fail", no_argument, NULL, 'F', "\t\t(Advanced) Tell the cluster this resource has failed" }, { "restart", no_argument, NULL, 0, "\t\t(Advanced) Tell the cluster to restart this resource and anything that depends on it" }, { "wait", no_argument, NULL, 0, "\t\t(Advanced) Wait until the cluster settles into a stable state" }, { "force-demote", no_argument, NULL, 0, "\t(Advanced) Bypass the cluster and demote a resource on the local node.\n" "\t\t\t\tUnless --force is specified, this will refuse to do so if the cluster\n" "\t\t\t\tbelieves the resource is a clone instance already running on the local node." }, { "force-stop", no_argument, NULL, 0, "\t(Advanced) Bypass the cluster and stop a resource on the local node." }, { "force-start", no_argument, NULL, 0, "\t(Advanced) Bypass the cluster and start a resource on the local node.\n" "\t\t\t\tUnless --force is specified, this will refuse to do so if the cluster\n" "\t\t\t\tbelieves the resource is a clone instance already running on the local node." }, { "force-promote", no_argument, NULL, 0, "\t(Advanced) Bypass the cluster and promote a resource on the local node.\n" "\t\t\t\tUnless --force is specified, this will refuse to do so if the cluster\n" "\t\t\t\tbelieves the resource is a clone instance already running on the local node." }, { "force-check", no_argument, NULL, 0, "\t(Advanced) Bypass the cluster and check the state of a resource on the local node." }, { "-spacer-", no_argument, NULL, '-', "\nValidate Options:" }, { "class", required_argument, NULL, 0, "\tThe standard the resource agent confirms to (for example, ocf).\n" "\t\t\t\tUse with --agent, --provider, --option, and --validate." }, { "agent", required_argument, NULL, 0, "\tThe agent to use (for example, IPaddr).\n" "\t\t\t\tUse with --class, --provider, --option, and --validate." }, { "provider", required_argument, NULL, 0, "\tThe vendor that supplies the resource agent (for example, heartbeat).\n" "\t\t\t\tuse with --class, --agent, --option, and --validate." }, { "option", required_argument, NULL, 0, "\tSpecify a device configuration parameter as NAME=VALUE\n" "\t\t\t\t(may be specified multiple times). Use with --validate\n" "\t\t\t\tand without the -r option." }, { "-spacer-", no_argument, NULL, '-', "\nAdditional Options:" }, { "node", required_argument, NULL, 'N', "\tNode name" }, { "recursive", no_argument, NULL, 0, "\tFollow colocation chains when using --set-parameter" }, { "resource-type", required_argument, NULL, 't', "Resource XML element (primitive, group, etc.) (with -D)" }, { "parameter-value", required_argument, NULL, 'v', "Value to use with -p" }, { "meta", no_argument, NULL, 'm', "\t\tUse resource meta-attribute instead of instance attribute (with -p, -g, -d)" }, { "utilization", no_argument, NULL, 'z', "\tUse resource utilization attribute instead of instance attribute (with -p, -g, -d)" }, { "operation", required_argument, NULL, 'n', "\tOperation to clear instead of all (with -C -r)" }, { "interval", required_argument, NULL, 'I', "\tInterval of operation to clear (default 0) (with -C -r -n)" }, { "set-name", required_argument, NULL, 's', "\t(Advanced) XML ID of attributes element to use (with -p, -d)" }, { "nvpair", required_argument, NULL, 'i', "\t(Advanced) XML ID of nvpair element to use (with -p, -d)" }, { "timeout", required_argument, NULL, 'T', "\t(Advanced) Abort if command does not finish in this time (with --restart, --wait, --force-*)" }, { "force", no_argument, NULL, 'f', "\t\tIf making CIB changes, do so regardless of quorum.\n" "\t\t\t\tSee help for individual commands for additional behavior.\n" }, { "xml-file", required_argument, NULL, 'x', NULL, pcmk_option_hidden }, /* legacy options */ {"host-uname", required_argument, NULL, 'H', NULL, pcmk_option_hidden}, {"-spacer-", 1, NULL, '-', "\nExamples:", pcmk_option_paragraph}, {"-spacer-", 1, NULL, '-', "List the available OCF agents:", pcmk_option_paragraph}, {"-spacer-", 1, NULL, '-', " crm_resource --list-agents ocf", pcmk_option_example}, {"-spacer-", 1, NULL, '-', "List the available OCF agents from the linux-ha project:", pcmk_option_paragraph}, {"-spacer-", 1, NULL, '-', " crm_resource --list-agents ocf:heartbeat", pcmk_option_example}, {"-spacer-", 1, NULL, '-', "Move 'myResource' to a specific node:", pcmk_option_paragraph}, {"-spacer-", 1, NULL, '-', " crm_resource --resource myResource --move --node altNode", pcmk_option_example}, {"-spacer-", 1, NULL, '-', "Allow (but not force) 'myResource' to move back to its original location:", pcmk_option_paragraph}, {"-spacer-", 1, NULL, '-', " crm_resource --resource myResource --clear", pcmk_option_example}, {"-spacer-", 1, NULL, '-', "Stop 'myResource' (and anything that depends on it):", pcmk_option_paragraph}, {"-spacer-", 1, NULL, '-', " crm_resource --resource myResource --set-parameter target-role --meta --parameter-value Stopped", pcmk_option_example}, {"-spacer-", 1, NULL, '-', "Tell the cluster not to manage 'myResource':", pcmk_option_paragraph}, {"-spacer-", 1, NULL, '-', "The cluster will not attempt to start or stop the resource under any circumstances."}, {"-spacer-", 1, NULL, '-', "Useful when performing maintenance tasks on a resource.", pcmk_option_paragraph}, {"-spacer-", 1, NULL, '-', " crm_resource --resource myResource --set-parameter is-managed --meta --parameter-value false", pcmk_option_example}, {"-spacer-", 1, NULL, '-', "Erase the operation history of 'myResource' on 'aNode':", pcmk_option_paragraph}, {"-spacer-", 1, NULL, '-', "The cluster will 'forget' the existing resource state (including any errors) and attempt to recover the resource."}, {"-spacer-", 1, NULL, '-', "Useful when a resource had failed permanently and has been repaired by an administrator.", pcmk_option_paragraph}, {"-spacer-", 1, NULL, '-', " crm_resource --resource myResource --cleanup --node aNode", pcmk_option_example}, {0, 0, 0, 0} }; /* *INDENT-ON* */ int main(int argc, char **argv) { char rsc_cmd = 'L'; const char *v_class = NULL; const char *v_agent = NULL; const char *v_provider = NULL; char *name = NULL; char *value = NULL; GHashTable *validate_options = NULL; const char *rsc_id = NULL; const char *host_uname = NULL; const char *prop_name = NULL; const char *prop_value = NULL; const char *rsc_type = NULL; const char *prop_id = NULL; const char *prop_set = NULL; const char *rsc_long_cmd = NULL; const char *longname = NULL; const char *operation = NULL; const char *interval_spec = NULL; const char *cib_file = getenv("CIB_file"); GHashTable *override_params = NULL; char *xml_file = NULL; crm_ipc_t *crmd_channel = NULL; pe_working_set_t *data_set = NULL; xmlNode *cib_xml_copy = NULL; cib_t *cib_conn = NULL; resource_t *rsc = NULL; bool recursive = FALSE; char *our_pid = NULL; bool validate_cmdline = FALSE; /* whether we are just validating based on command line options */ bool require_resource = TRUE; /* whether command requires that resource be specified */ bool require_dataset = TRUE; /* whether command requires populated dataset instance */ bool require_crmd = FALSE; // whether command requires controller connection bool clear_expired = FALSE; int rc = pcmk_ok; int is_ocf_rc = 0; int option_index = 0; int timeout_ms = 0; int argerr = 0; int flag; int find_flags = 0; // Flags to use when searching for resource crm_exit_t exit_code = CRM_EX_OK; crm_log_cli_init("crm_resource"); crm_set_options(NULL, "(query|command) [options]", long_options, "Perform tasks related to cluster resources.\nAllows resources to be queried (definition and location), modified, and moved around the cluster.\n"); validate_options = crm_str_table_new(); while (1) { flag = crm_get_option_long(argc, argv, &option_index, &longname); if (flag == -1) break; switch (flag) { case 0: /* long options with no short equivalent */ if (safe_str_eq("master", longname)) { scope_master = TRUE; } else if(safe_str_eq(longname, "recursive")) { recursive = TRUE; } else if (safe_str_eq("wait", longname)) { rsc_cmd = flag; rsc_long_cmd = longname; require_resource = FALSE; require_dataset = FALSE; } else if ( safe_str_eq("validate", longname) || safe_str_eq("restart", longname) || safe_str_eq("force-demote", longname) || safe_str_eq("force-stop", longname) || safe_str_eq("force-start", longname) || safe_str_eq("force-promote", longname) || safe_str_eq("force-check", longname)) { rsc_cmd = flag; rsc_long_cmd = longname; find_flags = pe_find_renamed|pe_find_anon; crm_log_args(argc, argv); } else if (safe_str_eq("list-ocf-providers", longname) || safe_str_eq("list-ocf-alternatives", longname) || safe_str_eq("list-standards", longname)) { const char *text = NULL; lrmd_list_t *list = NULL; lrmd_list_t *iter = NULL; lrmd_t *lrmd_conn = lrmd_api_new(); if (safe_str_eq("list-ocf-providers", longname) || safe_str_eq("list-ocf-alternatives", longname)) { rc = lrmd_conn->cmds->list_ocf_providers(lrmd_conn, optarg, &list); text = "OCF providers"; } else if (safe_str_eq("list-standards", longname)) { rc = lrmd_conn->cmds->list_standards(lrmd_conn, &list); text = "standards"; } if (rc > 0) { for (iter = list; iter != NULL; iter = iter->next) { printf("%s\n", iter->val); } lrmd_list_freeall(list); } else if (optarg) { fprintf(stderr, "No %s found for %s\n", text, optarg); exit_code = CRM_EX_NOSUCH; } else { fprintf(stderr, "No %s found\n", text); exit_code = CRM_EX_NOSUCH; } lrmd_api_delete(lrmd_conn); crm_exit(exit_code); } else if (safe_str_eq("show-metadata", longname)) { char *standard = NULL; char *provider = NULL; char *type = NULL; char *metadata = NULL; lrmd_t *lrmd_conn = lrmd_api_new(); rc = crm_parse_agent_spec(optarg, &standard, &provider, &type); if (rc == pcmk_ok) { rc = lrmd_conn->cmds->get_metadata(lrmd_conn, standard, provider, type, &metadata, 0); } else { fprintf(stderr, "'%s' is not a valid agent specification\n", optarg); rc = -ENXIO; } if (metadata) { printf("%s\n", metadata); } else { fprintf(stderr, "Metadata query for %s failed: %s\n", optarg, pcmk_strerror(rc)); exit_code = crm_errno2exit(rc); } lrmd_api_delete(lrmd_conn); crm_exit(exit_code); } else if (safe_str_eq("list-agents", longname)) { lrmd_list_t *list = NULL; lrmd_list_t *iter = NULL; char *provider = strchr (optarg, ':'); lrmd_t *lrmd_conn = lrmd_api_new(); if (provider) { *provider++ = 0; } rc = lrmd_conn->cmds->list_agents(lrmd_conn, &list, optarg, provider); if (rc > 0) { for (iter = list; iter != NULL; iter = iter->next) { printf("%s\n", iter->val); } lrmd_list_freeall(list); } else { fprintf(stderr, "No agents found for standard=%s, provider=%s\n", optarg, (provider? provider : "*")); exit_code = CRM_EX_NOSUCH; } lrmd_api_delete(lrmd_conn); crm_exit(exit_code); } else if (safe_str_eq("class", longname)) { if (!(pcmk_get_ra_caps(optarg) & pcmk_ra_cap_params)) { if (BE_QUIET == FALSE) { fprintf(stdout, "Standard %s does not support parameters\n", optarg); } crm_exit(exit_code); } else { v_class = optarg; } validate_cmdline = TRUE; require_resource = FALSE; } else if (safe_str_eq("agent", longname)) { validate_cmdline = TRUE; require_resource = FALSE; v_agent = optarg; } else if (safe_str_eq("provider", longname)) { validate_cmdline = TRUE; require_resource = FALSE; v_provider = optarg; } else if (safe_str_eq("option", longname)) { crm_info("Scanning: --option %s", optarg); rc = pcmk_scan_nvpair(optarg, &name, &value); if (rc != 2) { fprintf(stderr, "Invalid option: --option %s: %s", optarg, pcmk_strerror(rc)); argerr++; } else { crm_info("Got: '%s'='%s'", name, value); } g_hash_table_replace(validate_options, name, value); } else { crm_err("Unhandled long option: %s", longname); } break; case 'V': resource_verbose++; crm_bump_log_level(argc, argv); break; case '$': case '?': crm_help(flag, CRM_EX_OK); break; case 'x': xml_file = strdup(optarg); break; case 'Q': BE_QUIET = TRUE; break; case 'm': attr_set_type = XML_TAG_META_SETS; break; case 'z': attr_set_type = XML_TAG_UTILIZATION; break; case 'u': move_lifetime = strdup(optarg); break; case 'f': do_force = TRUE; crm_log_args(argc, argv); break; case 'i': prop_id = optarg; break; case 's': prop_set = optarg; break; case 'r': rsc_id = optarg; break; case 'v': prop_value = optarg; break; case 't': rsc_type = optarg; break; case 'T': timeout_ms = crm_get_msec(optarg); break; case 'e': clear_expired = TRUE; require_resource = FALSE; break; case 'C': case 'R': crm_log_args(argc, argv); require_resource = FALSE; if (cib_file == NULL) { require_crmd = TRUE; } rsc_cmd = flag; find_flags = pe_find_renamed|pe_find_anon; break; case 'n': operation = optarg; break; case 'I': interval_spec = optarg; break; case 'D': require_dataset = FALSE; crm_log_args(argc, argv); rsc_cmd = flag; find_flags = pe_find_renamed|pe_find_any; break; case 'F': require_crmd = TRUE; crm_log_args(argc, argv); rsc_cmd = flag; break; case 'U': case 'B': case 'M': crm_log_args(argc, argv); rsc_cmd = flag; find_flags = pe_find_renamed|pe_find_anon; break; case 'c': case 'L': case 'l': case 'O': case 'o': require_resource = FALSE; rsc_cmd = flag; break; case 'Y': require_resource = FALSE; rsc_cmd = flag; find_flags = pe_find_renamed|pe_find_anon; break; case 'q': case 'w': rsc_cmd = flag; find_flags = pe_find_renamed|pe_find_any; break; case 'W': case 'A': case 'a': rsc_cmd = flag; find_flags = pe_find_renamed|pe_find_anon; break; case 'S': require_dataset = FALSE; crm_log_args(argc, argv); prop_name = optarg; rsc_cmd = flag; find_flags = pe_find_renamed|pe_find_any; break; case 'p': case 'd': crm_log_args(argc, argv); prop_name = optarg; rsc_cmd = flag; find_flags = pe_find_renamed|pe_find_any; break; case 'G': case 'g': prop_name = optarg; rsc_cmd = flag; find_flags = pe_find_renamed|pe_find_any; break; case 'H': case 'N': crm_trace("Option %c => %s", flag, optarg); host_uname = optarg; break; default: CMD_ERR("Argument code 0%o (%c) is not (?yet?) supported", flag, flag); ++argerr; break; } } // Catch the case where the user didn't specify a command if (rsc_cmd == 'L') { require_resource = FALSE; } // --expired without --clear/-U doesn't make sense if (clear_expired == TRUE && rsc_cmd != 'U') { CMD_ERR("--expired requires --clear or -U"); argerr++; } if (optind < argc && argv[optind] != NULL && rsc_cmd == 0 && rsc_long_cmd) { override_params = crm_str_table_new(); while (optind < argc && argv[optind] != NULL) { char *name = calloc(1, strlen(argv[optind])); char *value = calloc(1, strlen(argv[optind])); int rc = sscanf(argv[optind], "%[^=]=%s", name, value); if(rc == 2) { g_hash_table_replace(override_params, name, value); } else { CMD_ERR("Error parsing '%s' as a name=value pair for --%s", argv[optind], rsc_long_cmd); free(value); free(name); argerr++; } optind++; } } else if (optind < argc && argv[optind] != NULL && rsc_cmd == 0) { CMD_ERR("non-option ARGV-elements: "); while (optind < argc && argv[optind] != NULL) { CMD_ERR("[%d of %d] %s ", optind, argc, argv[optind]); optind++; argerr++; } } if (optind > argc) { ++argerr; } // Sanity check validating from command line parameters. If everything checks out, // go ahead and run the validation. This way we don't need a CIB connection. if (validate_cmdline == TRUE) { // -r cannot be used with any of --class, --agent, or --provider if (rsc_id != NULL) { CMD_ERR("--resource cannot be used with --class, --agent, and --provider"); argerr++; // If --class, --agent, or --provider are given, --validate must also be given. } else if (!safe_str_eq(rsc_long_cmd, "validate")) { CMD_ERR("--class, --agent, and --provider require --validate"); argerr++; // Not all of --class, --agent, and --provider need to be given. Not all // classes support the concept of a provider. Check that what we were given // is valid. } else if (crm_str_eq(v_class, "stonith", TRUE)) { if (v_provider != NULL) { CMD_ERR("stonith does not support providers"); argerr++; } else if (stonith_agent_exists(v_agent, 0) == FALSE) { CMD_ERR("%s is not a known stonith agent", v_agent ? v_agent : ""); argerr++; } } else if (resources_agent_exists(v_class, v_provider, v_agent) == FALSE) { CMD_ERR("%s:%s:%s is not a known resource", v_class ? v_class : "", v_provider ? v_provider : "", v_agent ? v_agent : ""); argerr++; } if (argerr == 0) { rc = cli_resource_execute_from_params("test", v_class, v_provider, v_agent, "validate-all", validate_options, override_params, timeout_ms); exit_code = crm_errno2exit(rc); - return crm_exit(exit_code); + crm_exit(exit_code); } } if (argerr) { CMD_ERR("Invalid option(s) supplied, use --help for valid usage"); crm_exit(CRM_EX_USAGE); } our_pid = crm_getpid_s(); if (do_force) { crm_debug("Forcing..."); cib_options |= cib_quorum_override; } if (require_resource && !rsc_id) { CMD_ERR("Must supply a resource id with -r"); rc = -ENXIO; goto bail; } if (find_flags && rsc_id) { require_dataset = TRUE; } /* Establish a connection to the CIB manager */ cib_conn = cib_new(); rc = cib_conn->cmds->signon(cib_conn, crm_system_name, cib_command); if (rc != pcmk_ok) { CMD_ERR("Error connecting to the CIB manager: %s", pcmk_strerror(rc)); goto bail; } /* Populate working set from XML file if specified or CIB query otherwise */ if (require_dataset) { if (xml_file != NULL) { cib_xml_copy = filename2xml(xml_file); } else { rc = cib_conn->cmds->query(cib_conn, NULL, &cib_xml_copy, cib_scope_local | cib_sync_call); } if(rc != pcmk_ok) { goto bail; } /* Populate the working set instance */ data_set = pe_new_working_set(); if (data_set == NULL) { rc = -ENOMEM; goto bail; } rc = update_working_set_xml(data_set, &cib_xml_copy); if (rc != pcmk_ok) { goto bail; } cluster_status(data_set); } // If command requires that resource exist if specified, find it if (find_flags && rsc_id) { rsc = pe_find_resource_with_flags(data_set->resources, rsc_id, find_flags); if (rsc == NULL) { CMD_ERR("Resource '%s' not found", rsc_id); rc = -ENXIO; goto bail; } } // Establish a connection to the controller if needed if (require_crmd) { xmlNode *xml = NULL; mainloop_io_t *source = mainloop_add_ipc_client(CRM_SYSTEM_CRMD, G_PRIORITY_DEFAULT, 0, NULL, &crm_callbacks); crmd_channel = mainloop_get_ipc_client(source); if (crmd_channel == NULL) { CMD_ERR("Error connecting to the controller"); rc = -ENOTCONN; goto bail; } xml = create_hello_message(our_pid, crm_system_name, "0", "1"); crm_ipc_send(crmd_channel, xml, 0, 0, NULL); free_xml(xml); } /* Handle rsc_cmd appropriately */ if (rsc_cmd == 'L') { rc = pcmk_ok; cli_resource_print_list(data_set, FALSE); } else if (rsc_cmd == 'l') { int found = 0; GListPtr lpc = NULL; rc = pcmk_ok; for (lpc = data_set->resources; lpc != NULL; lpc = lpc->next) { rsc = (resource_t *) lpc->data; found++; cli_resource_print_raw(rsc); } if (found == 0) { printf("NO resources configured\n"); rc = -ENXIO; } } else if (rsc_cmd == 0 && rsc_long_cmd && safe_str_eq(rsc_long_cmd, "restart")) { /* We don't pass data_set because rsc needs to stay valid for the entire * lifetime of cli_resource_restart(), but it will reset and update the * working set multiple times, so it needs to use its own copy. */ rc = cli_resource_restart(rsc, host_uname, timeout_ms, cib_conn); } else if (rsc_cmd == 0 && rsc_long_cmd && safe_str_eq(rsc_long_cmd, "wait")) { rc = wait_till_stable(timeout_ms, cib_conn); } else if (rsc_cmd == 0 && rsc_long_cmd) { // validate, force-(stop|start|demote|promote|check) rc = cli_resource_execute(rsc, rsc_id, rsc_long_cmd, override_params, timeout_ms, cib_conn, data_set); if (rc >= 0) { is_ocf_rc = 1; } } else if (rsc_cmd == 'A' || rsc_cmd == 'a') { GListPtr lpc = NULL; xmlNode *cib_constraints = get_object_root(XML_CIB_TAG_CONSTRAINTS, data_set->input); unpack_constraints(cib_constraints, data_set); // Constraints apply to group/clone, not member/instance rsc = uber_parent(rsc); for (lpc = data_set->resources; lpc != NULL; lpc = lpc->next) { resource_t *r = (resource_t *) lpc->data; clear_bit(r->flags, pe_rsc_allocating); } cli_resource_print_colocation(rsc, TRUE, rsc_cmd == 'A', 1); fprintf(stdout, "* %s\n", rsc->id); cli_resource_print_location(rsc, NULL); for (lpc = data_set->resources; lpc != NULL; lpc = lpc->next) { resource_t *r = (resource_t *) lpc->data; clear_bit(r->flags, pe_rsc_allocating); } cli_resource_print_colocation(rsc, FALSE, rsc_cmd == 'A', 1); } else if (rsc_cmd == 'c') { GListPtr lpc = NULL; rc = pcmk_ok; for (lpc = data_set->resources; lpc != NULL; lpc = lpc->next) { rsc = (resource_t *) lpc->data; cli_resource_print_cts(rsc); } cli_resource_print_cts_constraints(data_set); } else if (rsc_cmd == 'F') { rc = cli_resource_fail(crmd_channel, host_uname, rsc_id, data_set); if (rc == pcmk_ok) { start_mainloop(); } } else if (rsc_cmd == 'O') { rc = cli_resource_print_operations(rsc_id, host_uname, TRUE, data_set); } else if (rsc_cmd == 'o') { rc = cli_resource_print_operations(rsc_id, host_uname, FALSE, data_set); } else if (rsc_cmd == 'W') { rc = cli_resource_search(rsc, rsc_id, data_set); if (rc >= 0) { rc = pcmk_ok; } } else if (rsc_cmd == 'q') { rc = cli_resource_print(rsc, data_set, TRUE); } else if (rsc_cmd == 'w') { rc = cli_resource_print(rsc, data_set, FALSE); } else if (rsc_cmd == 'Y') { node_t *dest = NULL; if (host_uname) { dest = pe_find_node(data_set->nodes, host_uname); if (dest == NULL) { rc = -pcmk_err_node_unknown; goto bail; } } cli_resource_why(cib_conn, data_set->resources, rsc, dest); rc = pcmk_ok; } else if (rsc_cmd == 'U') { GListPtr before = NULL; GListPtr after = NULL; GListPtr remaining = NULL; GListPtr ele = NULL; node_t *dest = NULL; if (BE_QUIET == FALSE) { before = build_constraint_list(data_set->input); } if (clear_expired == TRUE) { rc = cli_resource_clear_all_expired(data_set->input, cib_conn, rsc_id, host_uname, scope_master); } else if (host_uname) { dest = pe_find_node(data_set->nodes, host_uname); if (dest == NULL) { rc = -pcmk_err_node_unknown; if (BE_QUIET == FALSE) { g_list_free(before); } goto bail; } rc = cli_resource_clear(rsc_id, dest->details->uname, NULL, cib_conn, TRUE); } else { rc = cli_resource_clear(rsc_id, NULL, data_set->nodes, cib_conn, TRUE); } if (BE_QUIET == FALSE) { rc = cib_conn->cmds->query(cib_conn, NULL, &cib_xml_copy, cib_scope_local | cib_sync_call); if (rc != pcmk_ok) { CMD_ERR("Could not get modified CIB: %s\n", pcmk_strerror(rc)); g_list_free(before); goto bail; } data_set->input = cib_xml_copy; cluster_status(data_set); after = build_constraint_list(data_set->input); remaining = subtract_lists(before, after, (GCompareFunc) strcmp); for (ele = remaining; ele != NULL; ele = ele->next) { printf("Removing constraint: %s\n", (char *) ele->data); } g_list_free(before); g_list_free(after); g_list_free(remaining); } } else if (rsc_cmd == 'M' && host_uname) { rc = cli_resource_move(rsc, rsc_id, host_uname, cib_conn, data_set); } else if (rsc_cmd == 'B' && host_uname) { node_t *dest = pe_find_node(data_set->nodes, host_uname); if (dest == NULL) { rc = -pcmk_err_node_unknown; goto bail; } rc = cli_resource_ban(rsc_id, dest->details->uname, NULL, cib_conn); } else if (rsc_cmd == 'B' || rsc_cmd == 'M') { pe_node_t *current = NULL; unsigned int nactive = 0; current = pe__find_active_requires(rsc, &nactive); if (nactive == 1) { rc = cli_resource_ban(rsc_id, current->details->uname, NULL, cib_conn); } else if (is_set(rsc->flags, pe_rsc_promotable)) { int count = 0; GListPtr iter = NULL; current = NULL; for(iter = rsc->children; iter; iter = iter->next) { resource_t *child = (resource_t *)iter->data; enum rsc_role_e child_role = child->fns->state(child, TRUE); if(child_role == RSC_ROLE_MASTER) { count++; current = pe__current_node(child); } } if(count == 1 && current) { rc = cli_resource_ban(rsc_id, current->details->uname, NULL, cib_conn); } else { rc = -EINVAL; exit_code = CRM_EX_USAGE; CMD_ERR("Resource '%s' not moved: active in %d locations (promoted in %d).", rsc_id, nactive, count); CMD_ERR("To prevent '%s' from running on a specific location, " "specify a node.", rsc_id); CMD_ERR("To prevent '%s' from being promoted at a specific " "location, specify a node and the master option.", rsc_id); } } else { rc = -EINVAL; exit_code = CRM_EX_USAGE; CMD_ERR("Resource '%s' not moved: active in %d locations.", rsc_id, nactive); CMD_ERR("To prevent '%s' from running on a specific location, " "specify a node.", rsc_id); } } else if (rsc_cmd == 'G') { rc = cli_resource_print_property(rsc, prop_name, data_set); } else if (rsc_cmd == 'S') { xmlNode *msg_data = NULL; if ((rsc_type == NULL) || !strlen(rsc_type)) { CMD_ERR("Must specify -t with resource type"); rc = -ENXIO; goto bail; } else if ((prop_value == NULL) || !strlen(prop_value)) { CMD_ERR("Must supply -v with new value"); rc = -EINVAL; goto bail; } CRM_LOG_ASSERT(prop_name != NULL); msg_data = create_xml_node(NULL, rsc_type); crm_xml_add(msg_data, XML_ATTR_ID, rsc_id); crm_xml_add(msg_data, prop_name, prop_value); rc = cib_conn->cmds->modify(cib_conn, XML_CIB_TAG_RESOURCES, msg_data, cib_options); free_xml(msg_data); } else if (rsc_cmd == 'g') { rc = cli_resource_print_attribute(rsc, prop_name, data_set); } else if (rsc_cmd == 'p') { if (prop_value == NULL || strlen(prop_value) == 0) { CMD_ERR("You need to supply a value with the -v option"); rc = -EINVAL; goto bail; } /* coverity[var_deref_model] False positive */ rc = cli_resource_update_attribute(rsc, rsc_id, prop_set, prop_id, prop_name, prop_value, recursive, cib_conn, data_set); } else if (rsc_cmd == 'd') { /* coverity[var_deref_model] False positive */ rc = cli_resource_delete_attribute(rsc, rsc_id, prop_set, prop_id, prop_name, cib_conn, data_set); } else if ((rsc_cmd == 'C') && rsc) { if (do_force == FALSE) { rsc = uber_parent(rsc); } crmd_replies_needed = 0; crm_debug("Erasing failures of %s (%s requested) on %s", rsc->id, rsc_id, (host_uname? host_uname: "all nodes")); rc = cli_resource_delete(crmd_channel, host_uname, rsc, operation, interval_spec, TRUE, data_set); if ((rc == pcmk_ok) && !BE_QUIET) { // Show any reasons why resource might stay stopped cli_resource_check(cib_conn, rsc); } if (rc == pcmk_ok) { start_mainloop(); } } else if (rsc_cmd == 'C') { rc = cli_cleanup_all(crmd_channel, host_uname, operation, interval_spec, data_set); if (rc == pcmk_ok) { start_mainloop(); } } else if ((rsc_cmd == 'R') && rsc) { if (do_force == FALSE) { rsc = uber_parent(rsc); } crmd_replies_needed = 0; crm_debug("Re-checking the state of %s (%s requested) on %s", rsc->id, rsc_id, (host_uname? host_uname: "all nodes")); rc = cli_resource_delete(crmd_channel, host_uname, rsc, NULL, 0, FALSE, data_set); if ((rc == pcmk_ok) && !BE_QUIET) { // Show any reasons why resource might stay stopped cli_resource_check(cib_conn, rsc); } if (rc == pcmk_ok) { start_mainloop(); } } else if (rsc_cmd == 'R') { const char *router_node = host_uname; xmlNode *msg_data = NULL; xmlNode *cmd = NULL; int attr_options = attrd_opt_none; if (host_uname) { node_t *node = pe_find_node(data_set->nodes, host_uname); if (node && is_remote_node(node)) { node = pe__current_node(node->details->remote_rsc); if (node == NULL) { CMD_ERR("No cluster connection to Pacemaker Remote node %s detected", host_uname); rc = -ENXIO; goto bail; } router_node = node->details->uname; attr_options |= attrd_opt_remote; } } if (crmd_channel == NULL) { printf("Dry run: skipping clean-up of %s due to CIB_file\n", host_uname? host_uname : "all nodes"); rc = pcmk_ok; goto bail; } msg_data = create_xml_node(NULL, "crm-resource-reprobe-op"); crm_xml_add(msg_data, XML_LRM_ATTR_TARGET, host_uname); if (safe_str_neq(router_node, host_uname)) { crm_xml_add(msg_data, XML_LRM_ATTR_ROUTER_NODE, router_node); } cmd = create_request(CRM_OP_REPROBE, msg_data, router_node, CRM_SYSTEM_CRMD, crm_system_name, our_pid); free_xml(msg_data); crm_debug("Re-checking the state of all resources on %s", host_uname?host_uname:"all nodes"); rc = attrd_clear_delegate(NULL, host_uname, NULL, NULL, NULL, NULL, attr_options); if (crm_ipc_send(crmd_channel, cmd, 0, 0, NULL) > 0) { start_mainloop(); } free_xml(cmd); } else if (rsc_cmd == 'D') { xmlNode *msg_data = NULL; if (rsc_type == NULL) { CMD_ERR("You need to specify a resource type with -t"); rc = -ENXIO; goto bail; } msg_data = create_xml_node(NULL, rsc_type); crm_xml_add(msg_data, XML_ATTR_ID, rsc_id); rc = cib_conn->cmds->remove(cib_conn, XML_CIB_TAG_RESOURCES, msg_data, cib_options); free_xml(msg_data); } else { CMD_ERR("Unknown command: %c", rsc_cmd); } bail: free(our_pid); pe_free_working_set(data_set); if (cib_conn != NULL) { cib_conn->cmds->signoff(cib_conn); cib_delete(cib_conn); } if (is_ocf_rc) { exit_code = rc; } else if (rc != pcmk_ok) { CMD_ERR("Error performing operation: %s", pcmk_strerror(rc)); if (rc == -pcmk_err_no_quorum) { CMD_ERR("To ignore quorum, use the force option"); } if (exit_code == CRM_EX_OK) { exit_code = crm_errno2exit(rc); } } - return crm_exit(exit_code); + crm_exit(exit_code); } diff --git a/tools/crm_resource_ban.c b/tools/crm_resource_ban.c index 50843f0e39..c9078ff026 100644 --- a/tools/crm_resource_ban.c +++ b/tools/crm_resource_ban.c @@ -1,431 +1,433 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #define XPATH_MAX 1024 char *move_lifetime = NULL; static char * parse_cli_lifetime(const char *input) { char *later_s = NULL; crm_time_t *now = NULL; crm_time_t *later = NULL; crm_time_t *duration = NULL; if (input == NULL) { return NULL; } duration = crm_time_parse_duration(move_lifetime); if (duration == NULL) { CMD_ERR("Invalid duration specified: %s", move_lifetime); CMD_ERR("Please refer to" - " http://en.wikipedia.org/wiki/ISO_8601#Durations" + " https://en.wikipedia.org/wiki/ISO_8601#Durations" " for examples of valid durations"); return NULL; } now = crm_time_new(NULL); later = crm_time_add(now, duration); crm_time_log(LOG_INFO, "now ", now, crm_time_log_date | crm_time_log_timeofday | crm_time_log_with_timezone); crm_time_log(LOG_INFO, "later ", later, crm_time_log_date | crm_time_log_timeofday | crm_time_log_with_timezone); crm_time_log(LOG_INFO, "duration", duration, crm_time_log_date | crm_time_log_timeofday); later_s = crm_time_as_string(later, crm_time_log_date | crm_time_log_timeofday | crm_time_log_with_timezone); printf("Migration will take effect until: %s\n", later_s); crm_time_free(duration); crm_time_free(later); crm_time_free(now); return later_s; } int cli_resource_ban(const char *rsc_id, const char *host, GListPtr allnodes, cib_t * cib_conn) { char *later_s = NULL; int rc = pcmk_ok; xmlNode *fragment = NULL; xmlNode *location = NULL; if(host == NULL) { GListPtr n = allnodes; for(; n && rc == pcmk_ok; n = n->next) { node_t *target = n->data; rc = cli_resource_ban(rsc_id, target->details->uname, NULL, cib_conn); } return rc; } later_s = parse_cli_lifetime(move_lifetime); if(move_lifetime && later_s == NULL) { return -EINVAL; } fragment = create_xml_node(NULL, XML_CIB_TAG_CONSTRAINTS); location = create_xml_node(fragment, XML_CONS_TAG_RSC_LOCATION); crm_xml_set_id(location, "cli-ban-%s-on-%s", rsc_id, host); if (BE_QUIET == FALSE) { CMD_ERR("WARNING: Creating rsc_location constraint '%s'" " with a score of -INFINITY for resource %s" " on %s.", ID(location), rsc_id, host); CMD_ERR("\tThis will prevent %s from %s on %s until the constraint " "is removed using the clear option or by editing the CIB " "with an appropriate tool", rsc_id, (scope_master? "being promoted" : "running"), host); CMD_ERR("\tThis will be the case even if %s is" " the last node in the cluster", host); } crm_xml_add(location, XML_LOC_ATTR_SOURCE, rsc_id); if(scope_master) { crm_xml_add(location, XML_RULE_ATTR_ROLE, RSC_ROLE_MASTER_S); } else { crm_xml_add(location, XML_RULE_ATTR_ROLE, RSC_ROLE_STARTED_S); } if (later_s == NULL) { /* Short form */ crm_xml_add(location, XML_CIB_TAG_NODE, host); crm_xml_add(location, XML_RULE_ATTR_SCORE, CRM_MINUS_INFINITY_S); } else { xmlNode *rule = create_xml_node(location, XML_TAG_RULE); xmlNode *expr = create_xml_node(rule, XML_TAG_EXPRESSION); crm_xml_set_id(rule, "cli-ban-%s-on-%s-rule", rsc_id, host); crm_xml_add(rule, XML_RULE_ATTR_SCORE, CRM_MINUS_INFINITY_S); crm_xml_add(rule, XML_RULE_ATTR_BOOLEAN_OP, "and"); crm_xml_set_id(expr, "cli-ban-%s-on-%s-expr", rsc_id, host); crm_xml_add(expr, XML_EXPR_ATTR_ATTRIBUTE, CRM_ATTR_UNAME); crm_xml_add(expr, XML_EXPR_ATTR_OPERATION, "eq"); crm_xml_add(expr, XML_EXPR_ATTR_VALUE, host); crm_xml_add(expr, XML_EXPR_ATTR_TYPE, "string"); expr = create_xml_node(rule, "date_expression"); crm_xml_set_id(expr, "cli-ban-%s-on-%s-lifetime", rsc_id, host); crm_xml_add(expr, "operation", "lt"); crm_xml_add(expr, "end", later_s); } crm_log_xml_notice(fragment, "Modify"); rc = cib_conn->cmds->update(cib_conn, XML_CIB_TAG_CONSTRAINTS, fragment, cib_options); free_xml(fragment); free(later_s); return rc; } int cli_resource_prefer(const char *rsc_id, const char *host, cib_t * cib_conn) { char *later_s = parse_cli_lifetime(move_lifetime); int rc = pcmk_ok; xmlNode *location = NULL; xmlNode *fragment = NULL; if(move_lifetime && later_s == NULL) { return -EINVAL; } if(cib_conn == NULL) { free(later_s); return -ENOTCONN; } fragment = create_xml_node(NULL, XML_CIB_TAG_CONSTRAINTS); location = create_xml_node(fragment, XML_CONS_TAG_RSC_LOCATION); crm_xml_set_id(location, "cli-prefer-%s", rsc_id); crm_xml_add(location, XML_LOC_ATTR_SOURCE, rsc_id); if(scope_master) { crm_xml_add(location, XML_RULE_ATTR_ROLE, RSC_ROLE_MASTER_S); } else { crm_xml_add(location, XML_RULE_ATTR_ROLE, RSC_ROLE_STARTED_S); } if (later_s == NULL) { /* Short form */ crm_xml_add(location, XML_CIB_TAG_NODE, host); crm_xml_add(location, XML_RULE_ATTR_SCORE, CRM_INFINITY_S); } else { xmlNode *rule = create_xml_node(location, XML_TAG_RULE); xmlNode *expr = create_xml_node(rule, XML_TAG_EXPRESSION); crm_xml_set_id(rule, "cli-prefer-rule-%s", rsc_id); crm_xml_add(rule, XML_RULE_ATTR_SCORE, CRM_INFINITY_S); crm_xml_add(rule, XML_RULE_ATTR_BOOLEAN_OP, "and"); crm_xml_set_id(expr, "cli-prefer-expr-%s", rsc_id); crm_xml_add(expr, XML_EXPR_ATTR_ATTRIBUTE, CRM_ATTR_UNAME); crm_xml_add(expr, XML_EXPR_ATTR_OPERATION, "eq"); crm_xml_add(expr, XML_EXPR_ATTR_VALUE, host); crm_xml_add(expr, XML_EXPR_ATTR_TYPE, "string"); expr = create_xml_node(rule, "date_expression"); crm_xml_set_id(expr, "cli-prefer-lifetime-end-%s", rsc_id); crm_xml_add(expr, "operation", "lt"); crm_xml_add(expr, "end", later_s); } crm_log_xml_info(fragment, "Modify"); rc = cib_conn->cmds->update(cib_conn, XML_CIB_TAG_CONSTRAINTS, fragment, cib_options); free_xml(fragment); free(later_s); return rc; } /* Nodes can be specified two different ways in the CIB, so we have two different * functions to try clearing out any constraints on them: * * (1) The node could be given by attribute=/value= in an expression XML node. * That's what resource_clear_node_in_expr handles. That XML looks like this: * * * * * * * * * (2) The mode could be given by node= in an rsc_location XML node. That's * what resource_clear_node_in_location handles. That XML looks like this: * * */ static int resource_clear_node_in_expr(const char *rsc_id, const char *host, cib_t * cib_conn) { int rc = pcmk_ok; char *xpath_string = NULL; xpath_string = crm_strdup_printf("//rsc_location[@id='cli-prefer-%s'][rule[@id='cli-prefer-rule-%s']/expression[@attribute='#uname' and @value='%s']]", rsc_id, rsc_id, host); rc = cib_conn->cmds->remove(cib_conn, xpath_string, NULL, cib_xpath | cib_options); if (rc == -ENXIO) { rc = pcmk_ok; } free(xpath_string); return rc; } static int resource_clear_node_in_location(const char *rsc_id, const char *host, cib_t * cib_conn, bool clear_ban_constraints) { int rc = pcmk_ok; xmlNode *fragment = NULL; xmlNode *location = NULL; fragment = create_xml_node(NULL, XML_CIB_TAG_CONSTRAINTS); if (clear_ban_constraints == TRUE) { location = create_xml_node(fragment, XML_CONS_TAG_RSC_LOCATION); crm_xml_set_id(location, "cli-ban-%s-on-%s", rsc_id, host); } location = create_xml_node(fragment, XML_CONS_TAG_RSC_LOCATION); crm_xml_set_id(location, "cli-prefer-%s", rsc_id); if (do_force == FALSE) { crm_xml_add(location, XML_CIB_TAG_NODE, host); } crm_log_xml_info(fragment, "Delete"); rc = cib_conn->cmds->remove(cib_conn, XML_CIB_TAG_CONSTRAINTS, fragment, cib_options); if (rc == -ENXIO) { rc = pcmk_ok; } free(fragment); return rc; } int cli_resource_clear(const char *rsc_id, const char *host, GListPtr allnodes, cib_t * cib_conn, bool clear_ban_constraints) { int rc = pcmk_ok; if(cib_conn == NULL) { return -ENOTCONN; } if (host) { rc = resource_clear_node_in_expr(rsc_id, host, cib_conn); /* rc does not tell us whether the previous operation did anything, only * whether it failed or not. Thus, as long as it did not fail, we need * to try the second clear method. */ if (rc == pcmk_ok) { rc = resource_clear_node_in_location(rsc_id, host, cib_conn, clear_ban_constraints); } } else { GListPtr n = allnodes; /* Iterate over all nodes, attempting to clear the constraint from each. * On the first error, abort. */ for(; n; n = n->next) { node_t *target = n->data; rc = cli_resource_clear(rsc_id, target->details->uname, NULL, cib_conn, clear_ban_constraints); if (rc != pcmk_ok) { break; } } } return rc; } static char * build_clear_xpath_string(xmlNode *constraint_node, const char *rsc, const char *node, bool scope_master) { int offset = 0; char *xpath_string = NULL; char *first_half = NULL; char *rsc_role_substr = NULL; char *date_substr = NULL; if (crm_starts_with(ID(constraint_node), "cli-ban-")) { date_substr = crm_strdup_printf("//date_expression[@id='%s-lifetime']", ID(constraint_node)); } else if (crm_starts_with(ID(constraint_node), "cli-prefer-")) { date_substr = crm_strdup_printf("//date_expression[@id='cli-prefer-lifetime-end-%s']", crm_element_value(constraint_node, "rsc")); } else { return NULL; } first_half = calloc(1, XPATH_MAX); offset += snprintf(first_half + offset, XPATH_MAX - offset, "//rsc_location"); if (node != NULL || rsc != NULL || scope_master == TRUE) { offset += snprintf(first_half + offset, XPATH_MAX - offset, "["); if (node != NULL) { if (rsc != NULL || scope_master == TRUE) { offset += snprintf(first_half + offset, XPATH_MAX - offset, "@node='%s' and ", node); } else { offset += snprintf(first_half + offset, XPATH_MAX - offset, "@node='%s'", node); } } if (rsc != NULL && scope_master == TRUE) { rsc_role_substr = crm_strdup_printf("@rsc='%s' and @role='%s'", rsc, RSC_ROLE_MASTER_S); offset += snprintf(first_half + offset, XPATH_MAX - offset, "@rsc='%s' and @role='%s']", rsc, RSC_ROLE_MASTER_S); } else if (rsc != NULL) { rsc_role_substr = crm_strdup_printf("@rsc='%s'", rsc); offset += snprintf(first_half + offset, XPATH_MAX - offset, "@rsc='%s']", rsc); } else if (scope_master == TRUE) { rsc_role_substr = crm_strdup_printf("@role='%s'", RSC_ROLE_MASTER_S); offset += snprintf(first_half + offset, XPATH_MAX - offset, "@role='%s']", RSC_ROLE_MASTER_S); } else { offset += snprintf(first_half + offset, XPATH_MAX - offset, "]"); } } if (node != NULL) { if (rsc_role_substr != NULL) { xpath_string = crm_strdup_printf("%s|//rsc_location[%s]/rule[expression[@attribute='#uname' and @value='%s']]%s", first_half, rsc_role_substr, node, date_substr); } else { xpath_string = crm_strdup_printf("%s|//rsc_location/rule[expression[@attribute='#uname' and @value='%s']]%s", first_half, node, date_substr); } } else { xpath_string = crm_strdup_printf("%s%s", first_half, date_substr); } free(first_half); free(date_substr); free(rsc_role_substr); return xpath_string; } int cli_resource_clear_all_expired(xmlNode *root, cib_t *cib_conn, const char *rsc, const char *node, bool scope_master) { xmlXPathObject *xpathObj = NULL; xmlNode *cib_constraints = NULL; crm_time_t *now = crm_time_new(NULL); int i; int rc = pcmk_ok; cib_constraints = get_object_root(XML_CIB_TAG_CONSTRAINTS, root); xpathObj = xpath_search(cib_constraints, "//" XML_CONS_TAG_RSC_LOCATION); for (i = 0; i < numXpathResults(xpathObj); i++) { xmlNode *constraint_node = getXpathResult(xpathObj, i); xmlNode *date_expr_node = NULL; crm_time_t *end = NULL; char *xpath_string = NULL; xpath_string = build_clear_xpath_string(constraint_node, rsc, node, scope_master); if (xpath_string == NULL) { continue; } date_expr_node = get_xpath_object(xpath_string, constraint_node, LOG_DEBUG); if (date_expr_node == NULL) { free(xpath_string); continue; } /* And then finally, see if the date expression is expired. If so, * clear the constraint. */ end = crm_time_new(crm_element_value(date_expr_node, "end")); if (crm_time_compare(now, end) == 1) { xmlNode *fragment = NULL; xmlNode *location = NULL; fragment = create_xml_node(NULL, XML_CIB_TAG_CONSTRAINTS); location = create_xml_node(fragment, XML_CONS_TAG_RSC_LOCATION); crm_xml_set_id(location, "%s", ID(constraint_node)); crm_log_xml_info(fragment, "Delete"); rc = cib_conn->cmds->remove(cib_conn, XML_CIB_TAG_CONSTRAINTS, fragment, cib_options); if (rc != pcmk_ok) { free(xpath_string); goto bail; } free_xml(fragment); } crm_time_free(end); free(xpath_string); } rc = pcmk_ok; bail: freeXpathObject(xpathObj); crm_time_free(now); return rc; } diff --git a/tools/crm_resource_runtime.c b/tools/crm_resource_runtime.c index 7c4fbc8d04..c26ef0d02b 100644 --- a/tools/crm_resource_runtime.c +++ b/tools/crm_resource_runtime.c @@ -1,2047 +1,2049 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include int resource_verbose = 0; bool do_force = FALSE; int crmd_replies_needed = 1; /* The welcome message */ const char *attr_set_type = XML_TAG_ATTR_SETS; static int do_find_resource(const char *rsc, resource_t * the_rsc, pe_working_set_t * data_set) { int found = 0; GListPtr lpc = NULL; for (lpc = the_rsc->running_on; lpc != NULL; lpc = lpc->next) { node_t *node = (node_t *) lpc->data; if (BE_QUIET) { fprintf(stdout, "%s\n", node->details->uname); } else { const char *state = ""; if (!pe_rsc_is_clone(the_rsc) && the_rsc->fns->state(the_rsc, TRUE) == RSC_ROLE_MASTER) { state = "Master"; } fprintf(stdout, "resource %s is running on: %s %s\n", rsc, node->details->uname, state); } found++; } if (BE_QUIET == FALSE && found == 0) { fprintf(stderr, "resource %s is NOT running\n", rsc); } return found; } int cli_resource_search(resource_t *rsc, const char *requested_name, pe_working_set_t *data_set) { int found = 0; resource_t *parent = uber_parent(rsc); if (pe_rsc_is_clone(rsc)) { for (GListPtr iter = rsc->children; iter != NULL; iter = iter->next) { found += do_find_resource(requested_name, iter->data, data_set); } /* The anonymous clone children's common ID is supplied */ } else if (pe_rsc_is_clone(parent) && is_not_set(rsc->flags, pe_rsc_unique) && rsc->clone_name && safe_str_eq(requested_name, rsc->clone_name) && safe_str_neq(requested_name, rsc->id)) { for (GListPtr iter = parent->children; iter; iter = iter->next) { found += do_find_resource(requested_name, iter->data, data_set); } } else { found += do_find_resource(requested_name, rsc, data_set); } return found; } #define XPATH_MAX 1024 static int find_resource_attr(cib_t * the_cib, const char *attr, const char *rsc, const char *set_type, const char *set_name, const char *attr_id, const char *attr_name, char **value) { int offset = 0; int rc = pcmk_ok; xmlNode *xml_search = NULL; char *xpath_string = NULL; if(value) { *value = NULL; } if(the_cib == NULL) { return -ENOTCONN; } xpath_string = calloc(1, XPATH_MAX); offset += snprintf(xpath_string + offset, XPATH_MAX - offset, "%s", get_object_path("resources")); offset += snprintf(xpath_string + offset, XPATH_MAX - offset, "//*[@id=\"%s\"]", rsc); if (set_type) { offset += snprintf(xpath_string + offset, XPATH_MAX - offset, "/%s", set_type); if (set_name) { offset += snprintf(xpath_string + offset, XPATH_MAX - offset, "[@id=\"%s\"]", set_name); } } offset += snprintf(xpath_string + offset, XPATH_MAX - offset, "//nvpair["); if (attr_id) { offset += snprintf(xpath_string + offset, XPATH_MAX - offset, "@id=\"%s\"", attr_id); } if (attr_name) { if (attr_id) { offset += snprintf(xpath_string + offset, XPATH_MAX - offset, " and "); } offset += snprintf(xpath_string + offset, XPATH_MAX - offset, "@name=\"%s\"", attr_name); } offset += snprintf(xpath_string + offset, XPATH_MAX - offset, "]"); CRM_LOG_ASSERT(offset > 0); rc = the_cib->cmds->query(the_cib, xpath_string, &xml_search, cib_sync_call | cib_scope_local | cib_xpath); if (rc != pcmk_ok) { goto bail; } crm_log_xml_debug(xml_search, "Match"); if (xml_has_children(xml_search)) { xmlNode *child = NULL; rc = -EINVAL; printf("Multiple attributes match name=%s\n", attr_name); for (child = __xml_first_child(xml_search); child != NULL; child = __xml_next(child)) { printf(" Value: %s \t(id=%s)\n", crm_element_value(child, XML_NVPAIR_ATTR_VALUE), ID(child)); } } else if(value) { const char *tmp = crm_element_value(xml_search, attr); if (tmp) { *value = strdup(tmp); } } bail: free(xpath_string); free_xml(xml_search); return rc; } static resource_t * find_matching_attr_resource(resource_t * rsc, const char * rsc_id, const char * attr_set, const char * attr_id, const char * attr_name, cib_t * cib, const char * cmd) { int rc = pcmk_ok; char *lookup_id = NULL; char *local_attr_id = NULL; if(do_force == TRUE) { return rsc; } else if(rsc->parent) { switch(rsc->parent->variant) { case pe_group: if (BE_QUIET == FALSE) { printf("Performing %s of '%s' for '%s' will not apply to its peers in '%s'\n", cmd, attr_name, rsc_id, rsc->parent->id); } break; case pe_clone: rc = find_resource_attr(cib, XML_ATTR_ID, rsc_id, attr_set_type, attr_set, attr_id, attr_name, &local_attr_id); free(local_attr_id); if(rc != pcmk_ok) { rsc = rsc->parent; if (BE_QUIET == FALSE) { printf("Performing %s of '%s' on '%s', the parent of '%s'\n", cmd, attr_name, rsc->id, rsc_id); } } break; default: break; } } else if (rsc->parent && BE_QUIET == FALSE) { printf("Forcing %s of '%s' for '%s' instead of '%s'\n", cmd, attr_name, rsc_id, rsc->parent->id); } else if(rsc->parent == NULL && rsc->children) { resource_t *child = rsc->children->data; if(child->variant == pe_native) { lookup_id = clone_strip(child->id); /* Could be a cloned group! */ rc = find_resource_attr(cib, XML_ATTR_ID, lookup_id, attr_set_type, attr_set, attr_id, attr_name, &local_attr_id); if(rc == pcmk_ok) { rsc = child; if (BE_QUIET == FALSE) { printf("A value for '%s' already exists in child '%s', performing %s on that instead of '%s'\n", attr_name, lookup_id, cmd, rsc_id); } } free(local_attr_id); free(lookup_id); } } return rsc; } int cli_resource_update_attribute(resource_t *rsc, const char *requested_name, const char *attr_set, const char *attr_id, const char *attr_name, const char *attr_value, bool recursive, cib_t *cib, pe_working_set_t *data_set) { int rc = pcmk_ok; static bool need_init = TRUE; char *lookup_id = NULL; char *local_attr_id = NULL; char *local_attr_set = NULL; xmlNode *xml_top = NULL; xmlNode *xml_obj = NULL; if(attr_id == NULL && do_force == FALSE && find_resource_attr( cib, XML_ATTR_ID, uber_parent(rsc)->id, NULL, NULL, NULL, attr_name, NULL) == -EINVAL) { printf("\n"); } if (safe_str_eq(attr_set_type, XML_TAG_ATTR_SETS)) { if (do_force == FALSE) { rc = find_resource_attr(cib, XML_ATTR_ID, uber_parent(rsc)->id, XML_TAG_META_SETS, attr_set, attr_id, attr_name, &local_attr_id); if (rc == pcmk_ok && BE_QUIET == FALSE) { printf("WARNING: There is already a meta attribute for '%s' called '%s' (id=%s)\n", uber_parent(rsc)->id, attr_name, local_attr_id); printf(" Delete '%s' first or use the force option to override\n", local_attr_id); } free(local_attr_id); if (rc == pcmk_ok) { return -ENOTUNIQ; } } } else { rsc = find_matching_attr_resource(rsc, requested_name, attr_set, attr_id, attr_name, cib, "update"); } lookup_id = clone_strip(rsc->id); /* Could be a cloned group! */ rc = find_resource_attr(cib, XML_ATTR_ID, lookup_id, attr_set_type, attr_set, attr_id, attr_name, &local_attr_id); if (rc == pcmk_ok) { crm_debug("Found a match for name=%s: id=%s", attr_name, local_attr_id); attr_id = local_attr_id; } else if (rc != -ENXIO) { free(lookup_id); free(local_attr_id); return rc; } else { const char *tag = crm_element_name(rsc->xml); if (attr_set == NULL) { local_attr_set = crm_concat(lookup_id, attr_set_type, '-'); attr_set = local_attr_set; } if (attr_id == NULL) { local_attr_id = crm_concat(attr_set, attr_name, '-'); attr_id = local_attr_id; } xml_top = create_xml_node(NULL, tag); crm_xml_add(xml_top, XML_ATTR_ID, lookup_id); xml_obj = create_xml_node(xml_top, attr_set_type); crm_xml_add(xml_obj, XML_ATTR_ID, attr_set); } xml_obj = crm_create_nvpair_xml(xml_obj, attr_id, attr_name, attr_value); if (xml_top == NULL) { xml_top = xml_obj; } crm_log_xml_debug(xml_top, "Update"); rc = cib->cmds->modify(cib, XML_CIB_TAG_RESOURCES, xml_top, cib_options); if (rc == pcmk_ok && BE_QUIET == FALSE) { printf("Set '%s' option: id=%s%s%s%s%s value=%s\n", lookup_id, local_attr_id, attr_set ? " set=" : "", attr_set ? attr_set : "", attr_name ? " name=" : "", attr_name ? attr_name : "", attr_value); } free_xml(xml_top); free(lookup_id); free(local_attr_id); free(local_attr_set); if(recursive && safe_str_eq(attr_set_type, XML_TAG_META_SETS)) { GListPtr lpc = NULL; if(need_init) { xmlNode *cib_constraints = get_object_root(XML_CIB_TAG_CONSTRAINTS, data_set->input); need_init = FALSE; unpack_constraints(cib_constraints, data_set); for (lpc = data_set->resources; lpc != NULL; lpc = lpc->next) { resource_t *r = (resource_t *) lpc->data; clear_bit(r->flags, pe_rsc_allocating); } } crm_debug("Looking for dependencies %p", rsc->rsc_cons_lhs); set_bit(rsc->flags, pe_rsc_allocating); for (lpc = rsc->rsc_cons_lhs; lpc != NULL; lpc = lpc->next) { rsc_colocation_t *cons = (rsc_colocation_t *) lpc->data; resource_t *peer = cons->rsc_lh; crm_debug("Checking %s %d", cons->id, cons->score); if (cons->score > 0 && is_not_set(peer->flags, pe_rsc_allocating)) { /* Don't get into colocation loops */ crm_debug("Setting %s=%s for dependent resource %s", attr_name, attr_value, peer->id); cli_resource_update_attribute(peer, peer->id, NULL, NULL, attr_name, attr_value, recursive, cib, data_set); } } } return rc; } int cli_resource_delete_attribute(resource_t *rsc, const char *requested_name, const char *attr_set, const char *attr_id, const char *attr_name, cib_t *cib, pe_working_set_t *data_set) { xmlNode *xml_obj = NULL; int rc = pcmk_ok; char *lookup_id = NULL; char *local_attr_id = NULL; if(attr_id == NULL && do_force == FALSE && find_resource_attr( cib, XML_ATTR_ID, uber_parent(rsc)->id, NULL, NULL, NULL, attr_name, NULL) == -EINVAL) { printf("\n"); } if(safe_str_eq(attr_set_type, XML_TAG_META_SETS)) { rsc = find_matching_attr_resource(rsc, requested_name, attr_set, attr_id, attr_name, cib, "delete"); } lookup_id = clone_strip(rsc->id); rc = find_resource_attr(cib, XML_ATTR_ID, lookup_id, attr_set_type, attr_set, attr_id, attr_name, &local_attr_id); if (rc == -ENXIO) { free(lookup_id); return pcmk_ok; } else if (rc != pcmk_ok) { free(lookup_id); return rc; } if (attr_id == NULL) { attr_id = local_attr_id; } xml_obj = crm_create_nvpair_xml(NULL, attr_id, attr_name, NULL); crm_log_xml_debug(xml_obj, "Delete"); CRM_ASSERT(cib); rc = cib->cmds->remove(cib, XML_CIB_TAG_RESOURCES, xml_obj, cib_options); if (rc == pcmk_ok && BE_QUIET == FALSE) { printf("Deleted '%s' option: id=%s%s%s%s%s\n", lookup_id, local_attr_id, attr_set ? " set=" : "", attr_set ? attr_set : "", attr_name ? " name=" : "", attr_name ? attr_name : ""); } free(lookup_id); free_xml(xml_obj); free(local_attr_id); return rc; } static int send_lrm_rsc_op(crm_ipc_t * crmd_channel, const char *op, const char *host_uname, const char *rsc_id, bool only_failed, pe_working_set_t * data_set) { char *our_pid = NULL; char *key = NULL; int rc = -ECOMM; xmlNode *cmd = NULL; xmlNode *xml_rsc = NULL; const char *value = NULL; const char *router_node = host_uname; xmlNode *params = NULL; xmlNode *msg_data = NULL; resource_t *rsc = pe_find_resource(data_set->resources, rsc_id); if (rsc == NULL) { CMD_ERR("Resource %s not found", rsc_id); return -ENXIO; } else if (rsc->variant != pe_native) { CMD_ERR("We can only process primitive resources, not %s", rsc_id); return -EINVAL; } else if (host_uname == NULL) { CMD_ERR("Please specify a node name"); return -EINVAL; } else { node_t *node = pe_find_node(data_set->nodes, host_uname); if (node && is_remote_node(node)) { node = pe__current_node(node->details->remote_rsc); if (node == NULL) { CMD_ERR("No cluster connection to Pacemaker Remote node %s detected", host_uname); return -ENXIO; } router_node = node->details->uname; } } key = generate_transition_key(0, getpid(), 0, "xxxxxxxx-xrsc-opxx-xcrm-resourcexxxx"); msg_data = create_xml_node(NULL, XML_GRAPH_TAG_RSC_OP); crm_xml_add(msg_data, XML_ATTR_TRANSITION_KEY, key); free(key); crm_xml_add(msg_data, XML_LRM_ATTR_TARGET, host_uname); if (safe_str_neq(router_node, host_uname)) { crm_xml_add(msg_data, XML_LRM_ATTR_ROUTER_NODE, router_node); } xml_rsc = create_xml_node(msg_data, XML_CIB_TAG_RESOURCE); if (rsc->clone_name) { crm_xml_add(xml_rsc, XML_ATTR_ID, rsc->clone_name); crm_xml_add(xml_rsc, XML_ATTR_ID_LONG, rsc->id); } else { crm_xml_add(xml_rsc, XML_ATTR_ID, rsc->id); } value = crm_copy_xml_element(rsc->xml, xml_rsc, XML_ATTR_TYPE); if (value == NULL) { CMD_ERR("%s has no type! Aborting...", rsc_id); return -ENXIO; } value = crm_copy_xml_element(rsc->xml, xml_rsc, XML_AGENT_ATTR_CLASS); if (value == NULL) { CMD_ERR("%s has no class! Aborting...", rsc_id); return -ENXIO; } crm_copy_xml_element(rsc->xml, xml_rsc, XML_AGENT_ATTR_PROVIDER); params = create_xml_node(msg_data, XML_TAG_ATTRS); crm_xml_add(params, XML_ATTR_CRM_VERSION, CRM_FEATURE_SET); key = crm_meta_name(XML_LRM_ATTR_INTERVAL_MS); crm_xml_add(params, key, "60000"); /* 1 minute */ free(key); our_pid = crm_getpid_s(); cmd = create_request(op, msg_data, router_node, CRM_SYSTEM_CRMD, crm_system_name, our_pid); /* crm_log_xml_warn(cmd, "send_lrm_rsc_op"); */ free_xml(msg_data); if (crm_ipc_send(crmd_channel, cmd, 0, 0, NULL) > 0) { rc = 0; } else { crm_debug("Could not send %s op to the controller", op); rc = -ENOTCONN; } free_xml(cmd); return rc; } /*! * \internal * \brief Get resource name as used in failure-related node attributes * * \param[in] rsc Resource to check * * \return Newly allocated string containing resource's fail name * \note The caller is responsible for freeing the result. */ static inline char * rsc_fail_name(resource_t *rsc) { const char *name = (rsc->clone_name? rsc->clone_name : rsc->id); return is_set(rsc->flags, pe_rsc_unique)? strdup(name) : clone_strip(name); } static int clear_rsc_history(crm_ipc_t *crmd_channel, const char *host_uname, const char *rsc_id, pe_working_set_t *data_set) { int rc = pcmk_ok; /* Erase the resource's entire LRM history in the CIB, even if we're only * clearing a single operation's fail count. If we erased only entries for a * single operation, we might wind up with a wrong idea of the current * resource state, and we might not re-probe the resource. */ rc = send_lrm_rsc_op(crmd_channel, CRM_OP_LRM_DELETE, host_uname, rsc_id, TRUE, data_set); if (rc != pcmk_ok) { return rc; } crmd_replies_needed++; crm_trace("Processing %d mainloop inputs", crmd_replies_needed); while (g_main_context_iteration(NULL, FALSE)) { crm_trace("Processed mainloop input, %d still remaining", crmd_replies_needed); } if (crmd_replies_needed < 0) { crmd_replies_needed = 0; } return rc; } static int clear_rsc_failures(crm_ipc_t *crmd_channel, const char *node_name, const char *rsc_id, const char *operation, const char *interval_spec, pe_working_set_t *data_set) { int rc = pcmk_ok; const char *failed_value = NULL; const char *failed_id = NULL; const char *interval_ms_s = NULL; GHashTable *rscs = NULL; GHashTableIter iter; /* Create a hash table to use as a set of resources to clean. This lets us * clean each resource only once (per node) regardless of how many failed * operations it has. */ rscs = g_hash_table_new_full(crm_str_hash, g_str_equal, NULL, NULL); // Normalize interval to milliseconds for comparison to history entry if (operation) { interval_ms_s = crm_strdup_printf("%u", crm_parse_interval_spec(interval_spec)); } for (xmlNode *xml_op = __xml_first_child(data_set->failed); xml_op != NULL; xml_op = __xml_next(xml_op)) { failed_id = crm_element_value(xml_op, XML_LRM_ATTR_RSCID); if (failed_id == NULL) { // Malformed history entry, should never happen continue; } // No resource specified means all resources match if (rsc_id) { resource_t *fail_rsc = pe_find_resource_with_flags(data_set->resources, failed_id, pe_find_renamed|pe_find_anon); if (!fail_rsc || safe_str_neq(rsc_id, fail_rsc->id)) { continue; } } // Host name should always have been provided by this point failed_value = crm_element_value(xml_op, XML_ATTR_UNAME); if (safe_str_neq(node_name, failed_value)) { continue; } // No operation specified means all operations match if (operation) { failed_value = crm_element_value(xml_op, XML_LRM_ATTR_TASK); if (safe_str_neq(operation, failed_value)) { continue; } // Interval (if operation was specified) defaults to 0 (not all) failed_value = crm_element_value(xml_op, XML_LRM_ATTR_INTERVAL_MS); if (safe_str_neq(interval_ms_s, failed_value)) { continue; } } /* not available until glib 2.32 g_hash_table_add(rscs, (gpointer) failed_id); */ g_hash_table_insert(rscs, (gpointer) failed_id, (gpointer) failed_id); } g_hash_table_iter_init(&iter, rscs); while (g_hash_table_iter_next(&iter, (gpointer *) &failed_id, NULL)) { crm_debug("Erasing failures of %s on %s", failed_id, node_name); rc = clear_rsc_history(crmd_channel, node_name, failed_id, data_set); if (rc != pcmk_ok) { return rc; } } g_hash_table_destroy(rscs); return rc; } static int clear_rsc_fail_attrs(resource_t *rsc, const char *operation, const char *interval_spec, node_t *node) { int rc = pcmk_ok; int attr_options = attrd_opt_none; char *rsc_name = rsc_fail_name(rsc); if (is_remote_node(node)) { attr_options |= attrd_opt_remote; } rc = attrd_clear_delegate(NULL, node->details->uname, rsc_name, operation, interval_spec, NULL, attr_options); free(rsc_name); return rc; } int cli_resource_delete(crm_ipc_t *crmd_channel, const char *host_uname, resource_t *rsc, const char *operation, const char *interval_spec, bool just_failures, pe_working_set_t *data_set) { int rc = pcmk_ok; node_t *node = NULL; if (rsc == NULL) { return -ENXIO; } else if (rsc->children) { GListPtr lpc = NULL; for (lpc = rsc->children; lpc != NULL; lpc = lpc->next) { resource_t *child = (resource_t *) lpc->data; rc = cli_resource_delete(crmd_channel, host_uname, child, operation, interval_spec, just_failures, data_set); if (rc != pcmk_ok) { return rc; } } return pcmk_ok; } else if (host_uname == NULL) { GListPtr lpc = NULL; GListPtr nodes = g_hash_table_get_values(rsc->known_on); if(nodes == NULL && do_force) { nodes = node_list_dup(data_set->nodes, FALSE, FALSE); } else if(nodes == NULL && rsc->exclusive_discover) { GHashTableIter iter; pe_node_t *node = NULL; g_hash_table_iter_init(&iter, rsc->allowed_nodes); while (g_hash_table_iter_next(&iter, NULL, (void**)&node)) { if(node->weight >= 0) { nodes = g_list_prepend(nodes, node); } } } else if(nodes == NULL) { nodes = g_hash_table_get_values(rsc->allowed_nodes); } for (lpc = nodes; lpc != NULL; lpc = lpc->next) { node = (node_t *) lpc->data; if (node->details->online) { rc = cli_resource_delete(crmd_channel, node->details->uname, rsc, operation, interval_spec, just_failures, data_set); } if (rc != pcmk_ok) { g_list_free(nodes); return rc; } } g_list_free(nodes); return pcmk_ok; } node = pe_find_node(data_set->nodes, host_uname); if (node == NULL) { printf("Unable to clean up %s because node %s not found\n", rsc->id, host_uname); return -ENODEV; } if (!node->details->rsc_discovery_enabled) { printf("Unable to clean up %s because resource discovery disabled on %s\n", rsc->id, host_uname); return -EOPNOTSUPP; } if (crmd_channel == NULL) { printf("Dry run: skipping clean-up of %s on %s due to CIB_file\n", rsc->id, host_uname); return pcmk_ok; } rc = clear_rsc_fail_attrs(rsc, operation, interval_spec, node); if (rc != pcmk_ok) { printf("Unable to clean up %s failures on %s: %s\n", rsc->id, host_uname, pcmk_strerror(rc)); return rc; } if (just_failures) { rc = clear_rsc_failures(crmd_channel, host_uname, rsc->id, operation, interval_spec, data_set); } else { rc = clear_rsc_history(crmd_channel, host_uname, rsc->id, data_set); } if (rc != pcmk_ok) { printf("Cleaned %s failures on %s, but unable to clean history: %s\n", rsc->id, host_uname, pcmk_strerror(rc)); } else { printf("Cleaned up %s on %s\n", rsc->id, host_uname); } return rc; } int cli_cleanup_all(crm_ipc_t *crmd_channel, const char *node_name, const char *operation, const char *interval_spec, pe_working_set_t *data_set) { int rc = pcmk_ok; int attr_options = attrd_opt_none; const char *display_name = node_name? node_name : "all nodes"; if (crmd_channel == NULL) { printf("Dry run: skipping clean-up of %s due to CIB_file\n", display_name); return pcmk_ok; } crmd_replies_needed = 0; if (node_name) { node_t *node = pe_find_node(data_set->nodes, node_name); if (node == NULL) { CMD_ERR("Unknown node: %s", node_name); return -ENXIO; } if (is_remote_node(node)) { attr_options |= attrd_opt_remote; } } rc = attrd_clear_delegate(NULL, node_name, NULL, operation, interval_spec, NULL, attr_options); if (rc != pcmk_ok) { printf("Unable to clean up all failures on %s: %s\n", display_name, pcmk_strerror(rc)); return rc; } if (node_name) { rc = clear_rsc_failures(crmd_channel, node_name, NULL, operation, interval_spec, data_set); if (rc != pcmk_ok) { printf("Cleaned all resource failures on %s, but unable to clean history: %s\n", node_name, pcmk_strerror(rc)); return rc; } } else { for (GList *iter = data_set->nodes; iter; iter = iter->next) { pe_node_t *node = (pe_node_t *) iter->data; rc = clear_rsc_failures(crmd_channel, node->details->uname, NULL, operation, interval_spec, data_set); if (rc != pcmk_ok) { printf("Cleaned all resource failures on all nodes, but unable to clean history: %s\n", pcmk_strerror(rc)); return rc; } } } printf("Cleaned up all resources on %s\n", display_name); return pcmk_ok; } void cli_resource_check(cib_t * cib_conn, resource_t *rsc) { int need_nl = 0; char *role_s = NULL; char *managed = NULL; resource_t *parent = uber_parent(rsc); find_resource_attr(cib_conn, XML_NVPAIR_ATTR_VALUE, parent->id, NULL, NULL, NULL, XML_RSC_ATTR_MANAGED, &managed); find_resource_attr(cib_conn, XML_NVPAIR_ATTR_VALUE, parent->id, NULL, NULL, NULL, XML_RSC_ATTR_TARGET_ROLE, &role_s); if(role_s) { enum rsc_role_e role = text2role(role_s); free(role_s); if(role == RSC_ROLE_UNKNOWN) { // Treated as if unset } else if(role == RSC_ROLE_STOPPED) { printf("\n * The configuration specifies that '%s' should remain stopped\n", parent->id); need_nl++; } else if (is_set(parent->flags, pe_rsc_promotable) && (role == RSC_ROLE_SLAVE)) { printf("\n * The configuration specifies that '%s' should not be promoted\n", parent->id); need_nl++; } } if(managed && crm_is_true(managed) == FALSE) { printf("%s * The configuration prevents the cluster from stopping or starting '%s' (unmanaged)\n", need_nl == 0?"\n":"", parent->id); need_nl++; } free(managed); if(need_nl) { printf("\n"); } } int cli_resource_fail(crm_ipc_t * crmd_channel, const char *host_uname, const char *rsc_id, pe_working_set_t * data_set) { crm_warn("Failing: %s", rsc_id); return send_lrm_rsc_op(crmd_channel, CRM_OP_LRM_FAIL, host_uname, rsc_id, FALSE, data_set); } static GHashTable * generate_resource_params(resource_t * rsc, pe_working_set_t * data_set) { GHashTable *params = NULL; GHashTable *meta = NULL; GHashTable *combined = NULL; GHashTableIter iter; if (!rsc) { crm_err("Resource does not exist in config"); return NULL; } params = crm_str_table_new(); meta = crm_str_table_new(); combined = crm_str_table_new(); get_rsc_attributes(params, rsc, NULL /* TODO: Pass in local node */ , data_set); get_meta_attributes(meta, rsc, NULL /* TODO: Pass in local node */ , data_set); if (params) { char *key = NULL; char *value = NULL; g_hash_table_iter_init(&iter, params); while (g_hash_table_iter_next(&iter, (gpointer *) & key, (gpointer *) & value)) { g_hash_table_insert(combined, strdup(key), strdup(value)); } g_hash_table_destroy(params); } if (meta) { char *key = NULL; char *value = NULL; g_hash_table_iter_init(&iter, meta); while (g_hash_table_iter_next(&iter, (gpointer *) & key, (gpointer *) & value)) { char *crm_name = crm_meta_name(key); g_hash_table_insert(combined, crm_name, strdup(value)); } g_hash_table_destroy(meta); } return combined; } static bool resource_is_running_on(resource_t *rsc, const char *host) { bool found = TRUE; GListPtr hIter = NULL; GListPtr hosts = NULL; if(rsc == NULL) { return FALSE; } rsc->fns->location(rsc, &hosts, TRUE); for (hIter = hosts; host != NULL && hIter != NULL; hIter = hIter->next) { pe_node_t *node = (pe_node_t *) hIter->data; if(strcmp(host, node->details->uname) == 0) { crm_trace("Resource %s is running on %s\n", rsc->id, host); goto done; } else if(strcmp(host, node->details->id) == 0) { crm_trace("Resource %s is running on %s\n", rsc->id, host); goto done; } } if(host != NULL) { crm_trace("Resource %s is not running on: %s\n", rsc->id, host); found = FALSE; } else if(host == NULL && hosts == NULL) { crm_trace("Resource %s is not running\n", rsc->id); found = FALSE; } done: g_list_free(hosts); return found; } /*! * \internal * \brief Create a list of all resources active on host from a given list * * \param[in] host Name of host to check whether resources are active * \param[in] rsc_list List of resources to check * * \return New list of resources from list that are active on host */ static GList * get_active_resources(const char *host, GList *rsc_list) { GList *rIter = NULL; GList *active = NULL; for (rIter = rsc_list; rIter != NULL; rIter = rIter->next) { resource_t *rsc = (resource_t *) rIter->data; /* Expand groups to their members, because if we're restarting a member * other than the first, we can't otherwise tell which resources are * stopping and starting. */ if (rsc->variant == pe_group) { active = g_list_concat(active, get_active_resources(host, rsc->children)); } else if (resource_is_running_on(rsc, host)) { active = g_list_append(active, strdup(rsc->id)); } } return active; } GList* subtract_lists(GList *from, GList *items, GCompareFunc cmp) { GList *item = NULL; GList *result = g_list_copy(from); for (item = items; item != NULL; item = item->next) { GList *candidate = NULL; for (candidate = from; candidate != NULL; candidate = candidate->next) { crm_info("Comparing %s with %s", (const char *) candidate->data, (const char *) item->data); if(cmp(candidate->data, item->data) == 0) { result = g_list_remove(result, candidate->data); break; } } } return result; } static void dump_list(GList *items, const char *tag) { int lpc = 0; GList *item = NULL; for (item = items; item != NULL; item = item->next) { crm_trace("%s[%d]: %s", tag, lpc, (char*)item->data); lpc++; } } static void display_list(GList *items, const char *tag) { GList *item = NULL; for (item = items; item != NULL; item = item->next) { fprintf(stdout, "%s%s\n", tag, (const char *)item->data); } } /*! * \internal * \brief Upgrade XML to latest schema version and use it as working set input * * This also updates the working set timestamp to the current time. * * \param[in] data_set Working set instance to update * \param[in] xml XML to use as input * * \return pcmk_ok on success, -ENOKEY if unable to upgrade XML * \note On success, caller is responsible for freeing memory allocated for * data_set->now. * \todo This follows the example of other callers of cli_config_update() * and returns -ENOKEY ("Required key not available") if that fails, * but perhaps -pcmk_err_schema_validation would be better in that case. */ int update_working_set_xml(pe_working_set_t *data_set, xmlNode **xml) { if (cli_config_update(xml, NULL, FALSE) == FALSE) { return -ENOKEY; } data_set->input = *xml; data_set->now = crm_time_new(NULL); return pcmk_ok; } /*! * \internal * \brief Update a working set's XML input based on a CIB query * * \param[in] data_set Data set instance to initialize * \param[in] cib Connection to the CIB manager * * \return pcmk_ok on success, -errno on failure * \note On success, caller is responsible for freeing memory allocated for * data_set->input and data_set->now. */ static int update_working_set_from_cib(pe_working_set_t * data_set, cib_t *cib) { xmlNode *cib_xml_copy = NULL; int rc; rc = cib->cmds->query(cib, NULL, &cib_xml_copy, cib_scope_local | cib_sync_call); if (rc != pcmk_ok) { fprintf(stderr, "Could not obtain the current CIB: %s (%d)\n", pcmk_strerror(rc), rc); return rc; } rc = update_working_set_xml(data_set, &cib_xml_copy); if (rc != pcmk_ok) { fprintf(stderr, "Could not upgrade the current CIB XML\n"); free_xml(cib_xml_copy); return rc; } return pcmk_ok; } static int update_dataset(cib_t *cib, pe_working_set_t * data_set, bool simulate) { char *pid = NULL; char *shadow_file = NULL; cib_t *shadow_cib = NULL; int rc; pe_reset_working_set(data_set); rc = update_working_set_from_cib(data_set, cib); if (rc != pcmk_ok) { return rc; } if(simulate) { pid = crm_getpid_s(); shadow_cib = cib_shadow_new(pid); shadow_file = get_shadow_file(pid); if (shadow_cib == NULL) { fprintf(stderr, "Could not create shadow cib: '%s'\n", pid); rc = -ENXIO; goto cleanup; } rc = write_xml_file(data_set->input, shadow_file, FALSE); if (rc < 0) { fprintf(stderr, "Could not populate shadow cib: %s (%d)\n", pcmk_strerror(rc), rc); goto cleanup; } rc = shadow_cib->cmds->signon(shadow_cib, crm_system_name, cib_command); if(rc != pcmk_ok) { fprintf(stderr, "Could not connect to shadow cib: %s (%d)\n", pcmk_strerror(rc), rc); goto cleanup; } do_calculations(data_set, data_set->input, NULL); run_simulation(data_set, shadow_cib, NULL, TRUE); rc = update_dataset(shadow_cib, data_set, FALSE); } else { cluster_status(data_set); } cleanup: /* Do not free data_set->input here, we need rsc->xml to be valid later on */ cib_delete(shadow_cib); free(pid); if(shadow_file) { unlink(shadow_file); free(shadow_file); } return rc; } static int max_delay_for_resource(pe_working_set_t * data_set, resource_t *rsc) { int delay = 0; int max_delay = 0; if(rsc && rsc->children) { GList *iter = NULL; for(iter = rsc->children; iter; iter = iter->next) { resource_t *child = (resource_t *)iter->data; delay = max_delay_for_resource(data_set, child); if(delay > max_delay) { double seconds = delay / 1000.0; crm_trace("Calculated new delay of %.1fs due to %s", seconds, child->id); max_delay = delay; } } } else if(rsc) { char *key = crm_strdup_printf("%s_%s_0", rsc->id, RSC_STOP); action_t *stop = custom_action(rsc, key, RSC_STOP, NULL, TRUE, FALSE, data_set); const char *value = g_hash_table_lookup(stop->meta, XML_ATTR_TIMEOUT); max_delay = crm_int_helper(value, NULL); pe_free_action(stop); } return max_delay; } static int max_delay_in(pe_working_set_t * data_set, GList *resources) { int max_delay = 0; GList *item = NULL; for (item = resources; item != NULL; item = item->next) { int delay = 0; resource_t *rsc = pe_find_resource(data_set->resources, (const char *)item->data); delay = max_delay_for_resource(data_set, rsc); if(delay > max_delay) { double seconds = delay / 1000.0; crm_trace("Calculated new delay of %.1fs due to %s", seconds, rsc->id); max_delay = delay; } } return 5 + (max_delay / 1000); } #define waiting_for_starts(d, r, h) ((g_list_length(d) > 0) || \ (resource_is_running_on((r), (h)) == FALSE)) /*! * \internal * \brief Restart a resource (on a particular host if requested). * * \param[in] rsc The resource to restart * \param[in] host The host to restart the resource on (or NULL for all) * \param[in] timeout_ms Consider failed if actions do not complete in this time * (specified in milliseconds, but a two-second * granularity is actually used; if 0, a timeout will be * calculated based on the resource timeout) * \param[in] cib Connection to the CIB manager * * \return pcmk_ok on success, -errno on failure (exits on certain failures) */ int cli_resource_restart(pe_resource_t *rsc, const char *host, int timeout_ms, cib_t *cib) { int rc = 0; int lpc = 0; int before = 0; int step_timeout_s = 0; int sleep_interval = 2; int timeout = timeout_ms / 1000; bool stop_via_ban = FALSE; char *rsc_id = NULL; char *orig_target_role = NULL; GList *list_delta = NULL; GList *target_active = NULL; GList *current_active = NULL; GList *restart_target_active = NULL; pe_working_set_t *data_set = NULL; if(resource_is_running_on(rsc, host) == FALSE) { const char *id = rsc->clone_name?rsc->clone_name:rsc->id; if(host) { printf("%s is not running on %s and so cannot be restarted\n", id, host); } else { printf("%s is not running anywhere and so cannot be restarted\n", id); } return -ENXIO; } /* We might set the target-role meta-attribute */ attr_set_type = XML_TAG_META_SETS; rsc_id = strdup(rsc->id); if ((pe_rsc_is_clone(rsc) || pe_bundle_replicas(rsc)) && host) { stop_via_ban = TRUE; } /* grab full cib determine originally active resources disable or ban poll cib and watch for affected resources to get stopped without --timeout, calculate the stop timeout for each step and wait for that if we hit --timeout or the service timeout, re-enable or un-ban, report failure and indicate which resources we couldn't take down if everything stopped, re-enable or un-ban poll cib and watch for affected resources to get started without --timeout, calculate the start timeout for each step and wait for that if we hit --timeout or the service timeout, report (different) failure and indicate which resources we couldn't bring back up report success Optimizations: - use constraints to determine ordered list of affected resources - Allow a --no-deps option (aka. --force-restart) */ data_set = pe_new_working_set(); if (data_set == NULL) { crm_perror(LOG_ERR, "Could not allocate working set"); rc = -ENOMEM; goto done; } rc = update_dataset(cib, data_set, FALSE); if(rc != pcmk_ok) { fprintf(stdout, "Could not get new resource list: %s (%d)\n", pcmk_strerror(rc), rc); goto done; } restart_target_active = get_active_resources(host, data_set->resources); current_active = get_active_resources(host, data_set->resources); dump_list(current_active, "Origin"); if (stop_via_ban) { /* Stop the clone or bundle instance by banning it from the host */ BE_QUIET = TRUE; rc = cli_resource_ban(rsc_id, host, NULL, cib); } else { /* Stop the resource by setting target-role to Stopped. * Remember any existing target-role so we can restore it later * (though it only makes any difference if it's Slave). */ char *lookup_id = clone_strip(rsc->id); find_resource_attr(cib, XML_NVPAIR_ATTR_VALUE, lookup_id, NULL, NULL, NULL, XML_RSC_ATTR_TARGET_ROLE, &orig_target_role); free(lookup_id); rc = cli_resource_update_attribute(rsc, rsc_id, NULL, NULL, XML_RSC_ATTR_TARGET_ROLE, RSC_STOPPED, FALSE, cib, data_set); } if(rc != pcmk_ok) { fprintf(stderr, "Could not set target-role for %s: %s (%d)\n", rsc_id, pcmk_strerror(rc), rc); if (current_active) { g_list_free_full(current_active, free); } if (restart_target_active) { g_list_free_full(restart_target_active, free); } goto done; } rc = update_dataset(cib, data_set, TRUE); if(rc != pcmk_ok) { fprintf(stderr, "Could not determine which resources would be stopped\n"); goto failure; } target_active = get_active_resources(host, data_set->resources); dump_list(target_active, "Target"); list_delta = subtract_lists(current_active, target_active, (GCompareFunc) strcmp); fprintf(stdout, "Waiting for %d resources to stop:\n", g_list_length(list_delta)); display_list(list_delta, " * "); step_timeout_s = timeout / sleep_interval; while(g_list_length(list_delta) > 0) { before = g_list_length(list_delta); if(timeout_ms == 0) { step_timeout_s = max_delay_in(data_set, list_delta) / sleep_interval; } /* We probably don't need the entire step timeout */ for(lpc = 0; lpc < step_timeout_s && g_list_length(list_delta) > 0; lpc++) { sleep(sleep_interval); if(timeout) { timeout -= sleep_interval; crm_trace("%ds remaining", timeout); } rc = update_dataset(cib, data_set, FALSE); if(rc != pcmk_ok) { fprintf(stderr, "Could not determine which resources were stopped\n"); goto failure; } if (current_active) { g_list_free_full(current_active, free); } current_active = get_active_resources(host, data_set->resources); g_list_free(list_delta); list_delta = subtract_lists(current_active, target_active, (GCompareFunc) strcmp); dump_list(current_active, "Current"); dump_list(list_delta, "Delta"); } crm_trace("%d (was %d) resources remaining", g_list_length(list_delta), before); if(before == g_list_length(list_delta)) { /* aborted during stop phase, print the contents of list_delta */ fprintf(stderr, "Could not complete shutdown of %s, %d resources remaining\n", rsc_id, g_list_length(list_delta)); display_list(list_delta, " * "); rc = -ETIME; goto failure; } } if (stop_via_ban) { rc = cli_resource_clear(rsc_id, host, NULL, cib, TRUE); } else if (orig_target_role) { rc = cli_resource_update_attribute(rsc, rsc_id, NULL, NULL, XML_RSC_ATTR_TARGET_ROLE, orig_target_role, FALSE, cib, data_set); free(orig_target_role); orig_target_role = NULL; } else { rc = cli_resource_delete_attribute(rsc, rsc_id, NULL, NULL, XML_RSC_ATTR_TARGET_ROLE, cib, data_set); } if(rc != pcmk_ok) { fprintf(stderr, "Could not unset target-role for %s: %s (%d)\n", rsc_id, pcmk_strerror(rc), rc); goto done; } if (target_active) { g_list_free_full(target_active, free); } target_active = restart_target_active; if (list_delta) { g_list_free(list_delta); } list_delta = subtract_lists(target_active, current_active, (GCompareFunc) strcmp); fprintf(stdout, "Waiting for %d resources to start again:\n", g_list_length(list_delta)); display_list(list_delta, " * "); step_timeout_s = timeout / sleep_interval; while (waiting_for_starts(list_delta, rsc, host)) { before = g_list_length(list_delta); if(timeout_ms == 0) { step_timeout_s = max_delay_in(data_set, list_delta) / sleep_interval; } /* We probably don't need the entire step timeout */ for (lpc = 0; (lpc < step_timeout_s) && waiting_for_starts(list_delta, rsc, host); lpc++) { sleep(sleep_interval); if(timeout) { timeout -= sleep_interval; crm_trace("%ds remaining", timeout); } rc = update_dataset(cib, data_set, FALSE); if(rc != pcmk_ok) { fprintf(stderr, "Could not determine which resources were started\n"); goto failure; } if (current_active) { g_list_free_full(current_active, free); } /* It's OK if dependent resources moved to a different node, * so we check active resources on all nodes. */ current_active = get_active_resources(NULL, data_set->resources); g_list_free(list_delta); list_delta = subtract_lists(target_active, current_active, (GCompareFunc) strcmp); dump_list(current_active, "Current"); dump_list(list_delta, "Delta"); } if(before == g_list_length(list_delta)) { /* aborted during start phase, print the contents of list_delta */ fprintf(stdout, "Could not complete restart of %s, %d resources remaining\n", rsc_id, g_list_length(list_delta)); display_list(list_delta, " * "); rc = -ETIME; goto failure; } } rc = pcmk_ok; goto done; failure: if (stop_via_ban) { cli_resource_clear(rsc_id, host, NULL, cib, TRUE); } else if (orig_target_role) { cli_resource_update_attribute(rsc, rsc_id, NULL, NULL, XML_RSC_ATTR_TARGET_ROLE, orig_target_role, FALSE, cib, data_set); free(orig_target_role); } else { cli_resource_delete_attribute(rsc, rsc_id, NULL, NULL, XML_RSC_ATTR_TARGET_ROLE, cib, data_set); } done: if (list_delta) { g_list_free(list_delta); } if (current_active) { g_list_free_full(current_active, free); } if (target_active && (target_active != restart_target_active)) { g_list_free_full(target_active, free); } if (restart_target_active) { g_list_free_full(restart_target_active, free); } free(rsc_id); pe_free_working_set(data_set); return rc; } static inline int action_is_pending(action_t *action) { if(is_set(action->flags, pe_action_optional)) { return FALSE; } else if(is_set(action->flags, pe_action_runnable) == FALSE) { return FALSE; } else if(is_set(action->flags, pe_action_pseudo)) { return FALSE; } else if(safe_str_eq("notify", action->task)) { return FALSE; } return TRUE; } /*! * \internal * \brief Return TRUE if any actions in a list are pending * * \param[in] actions List of actions to check * * \return TRUE if any actions in the list are pending, FALSE otherwise */ static bool actions_are_pending(GListPtr actions) { GListPtr action; for (action = actions; action != NULL; action = action->next) { action_t *a = (action_t *)action->data; if (action_is_pending(a)) { crm_notice("Waiting for %s (flags=0x%.8x)", a->uuid, a->flags); return TRUE; } } return FALSE; } /*! * \internal * \brief Print pending actions to stderr * * \param[in] actions List of actions to check * * \return void */ static void print_pending_actions(GListPtr actions) { GListPtr action; fprintf(stderr, "Pending actions:\n"); for (action = actions; action != NULL; action = action->next) { action_t *a = (action_t *) action->data; if (action_is_pending(a)) { fprintf(stderr, "\tAction %d: %s", a->id, a->uuid); if (a->node) { fprintf(stderr, "\ton %s", a->node->details->uname); } fprintf(stderr, "\n"); } } } /* For --wait, timeout (in seconds) to use if caller doesn't specify one */ #define WAIT_DEFAULT_TIMEOUT_S (60 * 60) /* For --wait, how long to sleep between cluster state checks */ #define WAIT_SLEEP_S (2) /*! * \internal * \brief Wait until all pending cluster actions are complete * * This waits until either the CIB's transition graph is idle or a timeout is * reached. * * \param[in] timeout_ms Consider failed if actions do not complete in this time * (specified in milliseconds, but one-second granularity * is actually used; if 0, a default will be used) * \param[in] cib Connection to the CIB manager * * \return pcmk_ok on success, -errno on failure */ int wait_till_stable(int timeout_ms, cib_t * cib) { pe_working_set_t *data_set = NULL; int rc = -1; int timeout_s = timeout_ms? ((timeout_ms + 999) / 1000) : WAIT_DEFAULT_TIMEOUT_S; time_t expire_time = time(NULL) + timeout_s; time_t time_diff; bool printed_version_warning = BE_QUIET; // i.e. don't print if quiet data_set = pe_new_working_set(); if (data_set == NULL) { return -ENOMEM; } do { /* Abort if timeout is reached */ time_diff = expire_time - time(NULL); if (time_diff > 0) { crm_info("Waiting up to %ld seconds for cluster actions to complete", time_diff); } else { print_pending_actions(data_set->actions); pe_free_working_set(data_set); return -ETIME; } if (rc == pcmk_ok) { /* this avoids sleep on first loop iteration */ sleep(WAIT_SLEEP_S); } /* Get latest transition graph */ pe_reset_working_set(data_set); rc = update_working_set_from_cib(data_set, cib); if (rc != pcmk_ok) { pe_free_working_set(data_set); return rc; } do_calculations(data_set, data_set->input, NULL); if (!printed_version_warning) { /* If the DC has a different version than the local node, the two * could come to different conclusions about what actions need to be * done. Warn the user in this case. * * @TODO A possible long-term solution would be to reimplement the * wait as a new controller operation that would be forwarded to the * DC. However, that would have potential problems of its own. */ const char *dc_version = g_hash_table_lookup(data_set->config_hash, "dc-version"); if (safe_str_neq(dc_version, PACEMAKER_VERSION "-" BUILD_VERSION)) { printf("warning: wait option may not work properly in " "mixed-version cluster\n"); printed_version_warning = TRUE; } } } while (actions_are_pending(data_set->actions)); pe_free_working_set(data_set); return pcmk_ok; } int cli_resource_execute_from_params(const char *rsc_name, const char *rsc_class, const char *rsc_prov, const char *rsc_type, const char *action, GHashTable *params, GHashTable *override_hash, int timeout_ms) { GHashTable *params_copy = NULL; int rc = pcmk_ok; svc_action_t *op = NULL; if (safe_str_eq(rsc_class, PCMK_RESOURCE_CLASS_STONITH)) { CMD_ERR("Sorry, the %s option doesn't support %s resources yet", action, rsc_class); crm_exit(CRM_EX_UNIMPLEMENT_FEATURE); } /* If no timeout was provided, grab the default. */ if (timeout_ms == 0) { timeout_ms = crm_get_msec(CRM_DEFAULT_OP_TIMEOUT_S); } /* add meta_timeout env needed by some resource agents */ g_hash_table_insert(params, strdup("CRM_meta_timeout"), crm_strdup_printf("%d", timeout_ms)); /* add crm_feature_set env needed by some resource agents */ g_hash_table_insert(params, strdup(XML_ATTR_CRM_VERSION), strdup(CRM_FEATURE_SET)); /* resources_action_create frees the params hash table it's passed, but we * may need to reuse it in a second call to resources_action_create. Thus * we'll make a copy here so that gets freed and the original remains for * reuse. */ params_copy = crm_str_table_dup(params); op = resources_action_create(rsc_name, rsc_class, rsc_prov, rsc_type, action, 0, timeout_ms, params_copy, 0); if (op == NULL) { /* Re-run with stderr enabled so we can display a sane error message */ crm_enable_stderr(TRUE); params_copy = crm_str_table_dup(params); op = resources_action_create(rsc_name, rsc_class, rsc_prov, rsc_type, action, 0, timeout_ms, params_copy, 0); /* Callers of cli_resource_execute expect that the params hash table will * be freed. That function uses this one, so for that reason and for * making the two act the same, we should free the hash table here too. */ g_hash_table_destroy(params); /* We know op will be NULL, but this makes static analysis happy */ services_action_free(op); - return crm_exit(CRM_EX_DATAERR); + crm_exit(CRM_EX_DATAERR); } setenv("HA_debug", resource_verbose > 0 ? "1" : "0", 1); if(resource_verbose > 1) { setenv("OCF_TRACE_RA", "1", 1); } /* A resource agent using the standard ocf-shellfuncs library will not print * messages to stderr if it doesn't have a controlling terminal (e.g. if * crm_resource is called via script or ssh). This forces it to do so. */ setenv("OCF_TRACE_FILE", "/dev/stderr", 0); if (override_hash) { GHashTableIter iter; char *name = NULL; char *value = NULL; g_hash_table_iter_init(&iter, override_hash); while (g_hash_table_iter_next(&iter, (gpointer *) & name, (gpointer *) & value)) { printf("Overriding the cluster configuration for '%s' with '%s' = '%s'\n", rsc_name, name, value); g_hash_table_replace(op->params, strdup(name), strdup(value)); } } if (services_action_sync(op)) { int more, lpc, last; char *local_copy = NULL; rc = op->rc; if (op->status == PCMK_LRM_OP_DONE) { printf("Operation %s for %s (%s:%s:%s) returned: '%s' (%d)\n", action, rsc_name, rsc_class, rsc_prov ? rsc_prov : "", rsc_type, services_ocf_exitcode_str(op->rc), op->rc); } else { printf("Operation %s for %s (%s:%s:%s) failed: '%s' (%d)\n", action, rsc_name, rsc_class, rsc_prov ? rsc_prov : "", rsc_type, services_lrm_status_str(op->status), op->status); } /* hide output for validate-all if not in verbose */ if (resource_verbose == 0 && safe_str_eq(action, "validate-all")) goto done; if (op->stdout_data) { local_copy = strdup(op->stdout_data); more = strlen(local_copy); last = 0; for (lpc = 0; lpc < more; lpc++) { if (local_copy[lpc] == '\n' || local_copy[lpc] == 0) { local_copy[lpc] = 0; printf(" > stdout: %s\n", local_copy + last); last = lpc + 1; } } free(local_copy); } if (op->stderr_data) { local_copy = strdup(op->stderr_data); more = strlen(local_copy); last = 0; for (lpc = 0; lpc < more; lpc++) { if (local_copy[lpc] == '\n' || local_copy[lpc] == 0) { local_copy[lpc] = 0; printf(" > stderr: %s\n", local_copy + last); last = lpc + 1; } } free(local_copy); } } else { rc = op->rc == 0 ? pcmk_err_generic : op->rc; } done: services_action_free(op); /* See comment above about why we free params here. */ g_hash_table_destroy(params); return rc; } int cli_resource_execute(resource_t *rsc, const char *requested_name, const char *rsc_action, GHashTable *override_hash, int timeout_ms, cib_t * cib, pe_working_set_t *data_set) { int rc = pcmk_ok; const char *rid = NULL; const char *rtype = NULL; const char *rprov = NULL; const char *rclass = NULL; const char *action = NULL; GHashTable *params = NULL; if (safe_str_eq(rsc_action, "validate")) { action = "validate-all"; } else if (safe_str_eq(rsc_action, "force-check")) { action = "monitor"; } else if (safe_str_eq(rsc_action, "force-stop")) { action = rsc_action+6; } else if (safe_str_eq(rsc_action, "force-start") || safe_str_eq(rsc_action, "force-demote") || safe_str_eq(rsc_action, "force-promote")) { action = rsc_action+6; if(pe_rsc_is_clone(rsc)) { rc = cli_resource_search(rsc, requested_name, data_set); if(rc > 0 && do_force == FALSE) { CMD_ERR("It is not safe to %s %s here: the cluster claims it is already active", action, rsc->id); CMD_ERR("Try setting target-role=Stopped first or specifying " "the force option"); crm_exit(CRM_EX_UNSAFE); } } } else { action = rsc_action; } if(pe_rsc_is_clone(rsc)) { /* Grab the first child resource in the hope it's not a group */ rsc = rsc->children->data; } if(rsc->variant == pe_group) { CMD_ERR("Sorry, the %s option doesn't support group resources", rsc_action); crm_exit(CRM_EX_UNIMPLEMENT_FEATURE); } rclass = crm_element_value(rsc->xml, XML_AGENT_ATTR_CLASS); rprov = crm_element_value(rsc->xml, XML_AGENT_ATTR_PROVIDER); rtype = crm_element_value(rsc->xml, XML_ATTR_TYPE); params = generate_resource_params(rsc, data_set); if (timeout_ms == 0) { timeout_ms = pe_get_configured_timeout(rsc, action, data_set); } rid = pe_rsc_is_anon_clone(rsc->parent)? requested_name : rsc->id; rc = cli_resource_execute_from_params(rid, rclass, rprov, rtype, action, params, override_hash, timeout_ms); return rc; } int cli_resource_move(resource_t *rsc, const char *rsc_id, const char *host_name, cib_t *cib, pe_working_set_t *data_set) { int rc = pcmk_ok; unsigned int count = 0; node_t *current = NULL; node_t *dest = pe_find_node(data_set->nodes, host_name); bool cur_is_dest = FALSE; if (dest == NULL) { return -pcmk_err_node_unknown; } if (scope_master && is_not_set(rsc->flags, pe_rsc_promotable)) { resource_t *p = uber_parent(rsc); if (is_set(p->flags, pe_rsc_promotable)) { CMD_ERR("Using parent '%s' for move instead of '%s'.", rsc->id, rsc_id); rsc_id = p->id; rsc = p; } else { CMD_ERR("Ignoring master option: %s is not promotable", rsc_id); scope_master = FALSE; } } current = pe__find_active_requires(rsc, &count); if (is_set(rsc->flags, pe_rsc_promotable)) { GListPtr iter = NULL; unsigned int master_count = 0; pe_node_t *master_node = NULL; for(iter = rsc->children; iter; iter = iter->next) { resource_t *child = (resource_t *)iter->data; enum rsc_role_e child_role = child->fns->state(child, TRUE); if(child_role == RSC_ROLE_MASTER) { rsc = child; master_node = pe__current_node(child); master_count++; } } if (scope_master || master_count) { count = master_count; current = master_node; } } if (count > 1) { if (pe_rsc_is_clone(rsc)) { current = NULL; } else { return -pcmk_err_multiple; } } if (current && (current->details == dest->details)) { cur_is_dest = TRUE; if (do_force) { crm_info("%s is already %s on %s, reinforcing placement with location constraint.", rsc_id, scope_master?"promoted":"active", dest->details->uname); } else { return -pcmk_err_already; } } /* Clear any previous prefer constraints across all nodes. */ cli_resource_clear(rsc_id, NULL, data_set->nodes, cib, FALSE); /* Clear any previous ban constraints on 'dest'. */ cli_resource_clear(rsc_id, dest->details->uname, data_set->nodes, cib, TRUE); /* Record an explicit preference for 'dest' */ rc = cli_resource_prefer(rsc_id, dest->details->uname, cib); crm_trace("%s%s now prefers node %s%s", rsc->id, scope_master?" (master)":"", dest->details->uname, do_force?"(forced)":""); /* only ban the previous location if current location != destination location. * it is possible to use -M to enforce a location without regard of where the * resource is currently located */ if(do_force && (cur_is_dest == FALSE)) { /* Ban the original location if possible */ if(current) { (void)cli_resource_ban(rsc_id, current->details->uname, NULL, cib); } else if(count > 1) { CMD_ERR("Resource '%s' is currently %s in %d locations. " "One may now move to %s", rsc_id, (scope_master? "promoted" : "active"), count, dest->details->uname); CMD_ERR("To prevent '%s' from being %s at a specific location, " "specify a node.", rsc_id, (scope_master? "promoted" : "active")); } else { crm_trace("Not banning %s from its current location: not active", rsc_id); } } return rc; } static void cli_resource_why_without_rsc_and_host(cib_t *cib_conn,GListPtr resources) { GListPtr lpc = NULL; GListPtr hosts = NULL; for (lpc = resources; lpc != NULL; lpc = lpc->next) { resource_t *rsc = (resource_t *) lpc->data; rsc->fns->location(rsc, &hosts, TRUE); if (hosts == NULL) { printf("Resource %s is not running\n", rsc->id); } else { printf("Resource %s is running\n", rsc->id); } cli_resource_check(cib_conn, rsc); g_list_free(hosts); hosts = NULL; } } static void cli_resource_why_with_rsc_and_host(cib_t *cib_conn, GListPtr resources, resource_t *rsc, const char *host_uname) { if (resource_is_running_on(rsc, host_uname)) { printf("Resource %s is running on host %s\n",rsc->id,host_uname); } else { printf("Resource %s is not running on host %s\n", rsc->id, host_uname); } cli_resource_check(cib_conn, rsc); } static void cli_resource_why_without_rsc_with_host(cib_t *cib_conn,GListPtr resources,node_t *node) { const char* host_uname = node->details->uname; GListPtr allResources = node->details->allocated_rsc; GListPtr activeResources = node->details->running_rsc; GListPtr unactiveResources = subtract_lists(allResources,activeResources,(GCompareFunc) strcmp); GListPtr lpc = NULL; for (lpc = activeResources; lpc != NULL; lpc = lpc->next) { resource_t *rsc = (resource_t *) lpc->data; printf("Resource %s is running on host %s\n",rsc->id,host_uname); cli_resource_check(cib_conn,rsc); } for(lpc = unactiveResources; lpc != NULL; lpc = lpc->next) { resource_t *rsc = (resource_t *) lpc->data; printf("Resource %s is assigned to host %s but not running\n", rsc->id, host_uname); cli_resource_check(cib_conn,rsc); } g_list_free(allResources); g_list_free(activeResources); g_list_free(unactiveResources); } static void cli_resource_why_with_rsc_without_host(cib_t *cib_conn, GListPtr resources, resource_t *rsc) { GListPtr hosts = NULL; rsc->fns->location(rsc, &hosts, TRUE); printf("Resource %s is %srunning\n", rsc->id, (hosts? "" : "not ")); cli_resource_check(cib_conn, rsc); g_list_free(hosts); } void cli_resource_why(cib_t *cib_conn, GListPtr resources, resource_t *rsc, node_t *node) { const char *host_uname = (node == NULL)? NULL : node->details->uname; if ((rsc == NULL) && (host_uname == NULL)) { cli_resource_why_without_rsc_and_host(cib_conn, resources); } else if ((rsc != NULL) && (host_uname != NULL)) { cli_resource_why_with_rsc_and_host(cib_conn, resources, rsc, host_uname); } else if ((rsc == NULL) && (host_uname != NULL)) { cli_resource_why_without_rsc_with_host(cib_conn, resources, node); } else if ((rsc != NULL) && (host_uname == NULL)) { cli_resource_why_with_rsc_without_host(cib_conn, resources, rsc); } } diff --git a/tools/crm_rule.c b/tools/crm_rule.c index 77268ae430..340a691e04 100644 --- a/tools/crm_rule.c +++ b/tools/crm_rule.c @@ -1,278 +1,280 @@ /* - * Copyright 2019 Chris Lumens + * Copyright 2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include enum crm_rule_mode { crm_rule_mode_none, crm_rule_mode_check } rule_mode = crm_rule_mode_none; static int crm_rule_check(pe_working_set_t *data_set, const char *rule_id, crm_time_t *effective_date); static struct crm_option long_options[] = { /* Top-level Options */ {"help", no_argument, NULL, '?', "\tThis text"}, {"version", no_argument, NULL, '$', "\tVersion information" }, {"verbose", no_argument, NULL, 'V', "\tIncrease debug output"}, {"-spacer-", required_argument, NULL, '-', "\nModes (mutually exclusive):" }, {"check", no_argument, NULL, 'c', "\tCheck whether a rule is in effect" }, {"-spacer-", required_argument, NULL, '-', "\nAdditional options:" }, {"date", required_argument, NULL, 'd', "Whether the rule is in effect on a given date" }, {"rule", required_argument, NULL, 'r', "The ID of the rule to check" }, {"-spacer-", no_argument, NULL, '-', "\nData:"}, {"xml-text", required_argument, NULL, 'X', "Use argument for XML (or stdin if '-')"}, {"-spacer-", required_argument, NULL, '-', "\n\nThis tool is currently experimental.", pcmk_option_paragraph}, {"-spacer-", required_argument, NULL, '-', "The interface, behavior, and output may " "change with any version of pacemaker.", pcmk_option_paragraph}, {0, 0, 0, 0} }; static int crm_rule_check(pe_working_set_t *data_set, const char *rule_id, crm_time_t *effective_date) { xmlNode *cib_constraints = NULL; xmlNode *match = NULL; xmlXPathObjectPtr xpathObj = NULL; pe_eval_date_result_t result; char *xpath = NULL; int rc = pcmk_ok; int max = 0; /* Rules are under the constraints node in the XML, so first find that. */ cib_constraints = get_object_root(XML_CIB_TAG_CONSTRAINTS, data_set->input); /* Get all rules matching the given ID, which also have only a single date_expression * child whose operation is not 'date_spec'. This is fairly limited, but it's hard * to check expressions more complicated than that. */ xpath = crm_strdup_printf("//rule[@id='%s']/date_expression[@operation!='date_spec']", rule_id); xpathObj = xpath_search(cib_constraints, xpath); max = numXpathResults(xpathObj); if (max == 0) { CMD_ERR("No rule found with ID=%s containing a date_expression", rule_id); rc = -ENXIO; goto bail; } else if (max > 1) { CMD_ERR("More than one date_expression in %s is not supported", rule_id); rc = -EOPNOTSUPP; goto bail; } match = getXpathResult(xpathObj, 0); /* We should have ensured both of these pass with the xpath query above, but * double checking can't hurt. */ CRM_ASSERT(match != NULL); CRM_ASSERT(find_expression_type(match) == time_expr); result = pe_eval_date_expression(match, effective_date); if (result == pe_date_within_range) { printf("Rule %s is still in effect\n", rule_id); rc = 0; } else if (result == pe_date_after_range) { printf("Rule %s is expired\n", rule_id); rc = 1; } else if (result == pe_date_before_range) { printf("Rule %s has not yet taken effect\n", rule_id); rc = 2; } else { printf("Could not determine whether rule %s is expired\n", rule_id); rc = 3; } bail: free(xpath); freeXpathObject(xpathObj); return rc; } int main(int argc, char **argv) { cib_t *cib_conn = NULL; pe_working_set_t *data_set = NULL; int flag = 0; int option_index = 0; char *rule_id = NULL; crm_time_t *rule_date = NULL; xmlNode *input = NULL; char *input_xml = NULL; int rc = pcmk_ok; crm_exit_t exit_code = CRM_EX_OK; crm_log_cli_init("crm_rule"); crm_set_options(NULL, "[options]", long_options, "Tool for querying the state of rules"); while (flag >= 0) { flag = crm_get_option(argc, argv, &option_index); switch (flag) { case -1: break; case 'V': crm_bump_log_level(argc, argv); break; case '$': case '?': crm_help(flag, CRM_EX_OK); break; case 'c': rule_mode = crm_rule_mode_check; break; case 'd': rule_date = crm_time_new(optarg); if (rule_date == NULL) { exit_code = CRM_EX_DATAERR; goto bail; } break; case 'X': input_xml = optarg; break; case 'r': rule_id = strdup(optarg); break; default: crm_help(flag, CRM_EX_OK); break; } } /* Check command line arguments before opening a connection to * the CIB manager or doing anything else important. */ if (rule_mode == crm_rule_mode_check) { if (rule_id == NULL) { CMD_ERR("--check requires use of --rule=\n"); crm_help(flag, CRM_EX_USAGE); } } /* Set up some defaults. */ if (rule_date == NULL) { rule_date = crm_time_new(NULL); } /* Where does the XML come from? If one of various command line options were * given, use those. Otherwise, connect to the CIB and use that. */ if (safe_str_eq(input_xml, "-")) { input = stdin2xml(); if (input == NULL) { fprintf(stderr, "Couldn't parse input from STDIN\n"); exit_code = CRM_EX_DATAERR; goto bail; } } else if (input_xml != NULL) { input = string2xml(input_xml); if (input == NULL) { fprintf(stderr, "Couldn't parse input string: %s\n", input_xml); exit_code = CRM_EX_DATAERR; goto bail; } } else { /* Establish a connection to the CIB manager */ cib_conn = cib_new(); rc = cib_conn->cmds->signon(cib_conn, crm_system_name, cib_command); if (rc != pcmk_ok) { CMD_ERR("Error connecting to the CIB manager: %s", pcmk_strerror(rc)); exit_code = crm_errno2exit(rc); goto bail; } } /* Populate working set from CIB query */ if (input == NULL) { rc = cib_conn->cmds->query(cib_conn, NULL, &input, cib_scope_local | cib_sync_call); if (rc != pcmk_ok) { exit_code = crm_errno2exit(rc); goto bail; } } /* Populate the working set instance */ data_set = pe_new_working_set(); if (data_set == NULL) { exit_code = crm_errno2exit(ENOMEM); goto bail; } data_set->input = input; data_set->now = rule_date; /* Unpack everything. */ cluster_status(data_set); /* Now do whichever operation mode was asked for. There's only one at the * moment so this looks a little silly, but I expect there will be more * modes in the future. */ switch(rule_mode) { case crm_rule_mode_check: rc = crm_rule_check(data_set, rule_id, rule_date); if (rc < 0) { CMD_ERR("Error checking rule: %s", pcmk_strerror(rc)); exit_code = crm_errno2exit(rc); } else if (rc == 1) { exit_code = CRM_EX_EXPIRED; } else if (rc == 2) { exit_code = CRM_EX_NOT_YET_IN_EFFECT; } else if (rc == 3) { exit_code = CRM_EX_INDETERMINATE; } else { exit_code = rc; } break; default: break; } bail: if (cib_conn != NULL) { cib_conn->cmds->signoff(cib_conn); cib_delete(cib_conn); } pe_free_working_set(data_set); - return crm_exit(exit_code); + crm_exit(exit_code); } diff --git a/tools/cib_shadow.c b/tools/crm_shadow.c similarity index 98% rename from tools/cib_shadow.c rename to tools/crm_shadow.c index 84d8ac9797..9821c47e06 100644 --- a/tools/cib_shadow.c +++ b/tools/crm_shadow.c @@ -1,447 +1,449 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include static int command_options = cib_sync_call; static cib_t *real_cib = NULL; static int force_flag = 0; static int batch_flag = 0; static char * get_shadow_prompt(const char *name) { return crm_strdup_printf("shadow[%.40s] # ", name); } static void shadow_setup(char *name, gboolean do_switch) { const char *prompt = getenv("PS1"); const char *shell = getenv("SHELL"); char *new_prompt = get_shadow_prompt(name); printf("Setting up shadow instance\n"); if (safe_str_eq(new_prompt, prompt)) { /* nothing to do */ goto done; } else if (batch_flag == FALSE && shell != NULL) { setenv("PS1", new_prompt, 1); setenv("CIB_shadow", name, 1); printf("Type Ctrl-D to exit the crm_shadow shell\n"); if (strstr(shell, "bash")) { execl(shell, shell, "--norc", "--noprofile", NULL); } else { execl(shell, shell, NULL); } } else if (do_switch) { printf("To switch to the named shadow instance, paste the following into your shell:\n"); } else { printf ("A new shadow instance was created. To begin using it paste the following into your shell:\n"); } printf(" CIB_shadow=%s ; export CIB_shadow\n", name); done: free(new_prompt); } static void shadow_teardown(char *name) { const char *prompt = getenv("PS1"); char *our_prompt = get_shadow_prompt(name); if (prompt != NULL && strstr(prompt, our_prompt)) { printf("Now type Ctrl-D to exit the crm_shadow shell\n"); } else { printf ("Please remember to unset the CIB_shadow variable by pasting the following into your shell:\n"); printf(" unset CIB_shadow\n"); } free(our_prompt); } /* *INDENT-OFF* */ static struct crm_option long_options[] = { /* Top-level Options */ {"help", 0, 0, '?', "\t\tThis text"}, {"version", 0, 0, '$', "\t\tVersion information" }, {"verbose", 0, 0, 'V', "\t\tIncrease debug output"}, {"-spacer-", 1, 0, '-', "\nQueries:"}, {"which", no_argument, NULL, 'w', "\t\tIndicate the active shadow copy"}, {"display", no_argument, NULL, 'p', "\t\tDisplay the contents of the active shadow copy"}, {"edit", no_argument, NULL, 'E', "\t\tEdit the contents of the active shadow copy with your favorite $EDITOR"}, {"diff", no_argument, NULL, 'd', "\t\tDisplay the changes in the active shadow copy\n"}, {"file", no_argument, NULL, 'F', "\t\tDisplay the location of the active shadow copy file\n"}, {"-spacer-", 1, 0, '-', "\nCommands:"}, {"create", required_argument, NULL, 'c', "\tCreate the named shadow copy of the active cluster configuration"}, {"create-empty", required_argument, NULL, 'e', "Create the named shadow copy with an empty cluster configuration. Optional: --validate-with"}, {"commit", required_argument, NULL, 'C', "\tUpload the contents of the named shadow copy to the cluster"}, {"delete", required_argument, NULL, 'D', "\tDelete the contents of the named shadow copy"}, {"reset", required_argument, NULL, 'r', "\tRecreate the named shadow copy from the active cluster configuration"}, {"switch", required_argument, NULL, 's', "\t(Advanced) Switch to the named shadow copy"}, {"-spacer-", 1, 0, '-', "\nAdditional Options:"}, {"force", no_argument, NULL, 'f', "\t\t(Advanced) Force the action to be performed"}, {"batch", no_argument, NULL, 'b', "\t\t(Advanced) Don't spawn a new shell" }, {"all", no_argument, NULL, 'a', "\t\t(Advanced) Upload the entire CIB, including status, with --commit" }, {"validate-with", required_argument, NULL, 'v', "(Advanced) Create an older configuration version" }, {"-spacer-", 1, 0, '-', "\nExamples:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', "Create a blank shadow configuration:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_shadow --create-empty myShadow", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Create a shadow configuration from the running cluster:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_shadow --create myShadow", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Display the current shadow configuration:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_shadow --display", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Discard the current shadow configuration (named myShadow):", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_shadow --delete myShadow --force", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Upload the current shadow configuration (named myShadow) to the running cluster:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_shadow --commit myShadow", pcmk_option_example}, {0, 0, 0, 0} }; /* *INDENT-ON* */ int main(int argc, char **argv) { int rc = pcmk_ok; int flag; int argerr = 0; crm_exit_t exit_code = CRM_EX_OK; static int command = '?'; const char *validation = NULL; char *shadow = NULL; char *shadow_file = NULL; gboolean full_upload = FALSE; gboolean dangerous_cmd = FALSE; struct stat buf; int option_index = 0; crm_log_cli_init("crm_shadow"); crm_set_options(NULL, "(query|command) [modifiers]", long_options, "Perform configuration changes in a sandbox before updating the live cluster." "\n\nSets up an environment in which configuration tools (cibadmin, crm_resource, etc) work" " offline instead of against a live cluster, allowing changes to be previewed and tested" " for side-effects.\n"); if (argc < 2) { crm_help('?', CRM_EX_USAGE); } while (1) { flag = crm_get_option(argc, argv, &option_index); if (flag == -1 || flag == 0) break; switch (flag) { case 'a': full_upload = TRUE; break; case 'd': case 'E': case 'p': case 'w': case 'F': command = flag; free(shadow); shadow = NULL; { const char *env = getenv("CIB_shadow"); if(env) { shadow = strdup(env); } else { fprintf(stderr, "No active shadow configuration defined\n"); crm_exit(CRM_EX_NOSUCH); } } break; case 'v': validation = optarg; break; case 'e': case 'c': case 's': case 'r': command = flag; free(shadow); shadow = strdup(optarg); break; case 'C': case 'D': command = flag; dangerous_cmd = TRUE; free(shadow); shadow = strdup(optarg); break; case 'V': command_options = command_options | cib_verbose; crm_bump_log_level(argc, argv); break; case '$': case '?': crm_help(flag, CRM_EX_OK); break; case 'f': command_options |= cib_quorum_override; force_flag = 1; break; case 'b': batch_flag = 1; break; default: printf("Argument code 0%o (%c)" " is not (?yet?) supported\n", flag, flag); ++argerr; break; } } if (optind < argc) { printf("non-option ARGV-elements: "); while (optind < argc) printf("%s ", argv[optind++]); printf("\n"); crm_help('?', CRM_EX_USAGE); } if (optind > argc) { ++argerr; } if (argerr) { crm_help('?', CRM_EX_USAGE); } if (command == 'w') { /* which shadow instance is active? */ const char *local = getenv("CIB_shadow"); if (local == NULL) { fprintf(stderr, "No shadow instance provided\n"); exit_code = CRM_EX_NOSUCH; } else { fprintf(stdout, "%s\n", local); } goto done; } if (shadow == NULL) { fprintf(stderr, "No shadow instance provided\n"); fflush(stderr); exit_code = CRM_EX_NOSUCH; goto done; } else if (command != 's' && command != 'c') { const char *local = getenv("CIB_shadow"); if (local != NULL && safe_str_neq(local, shadow) && force_flag == FALSE) { fprintf(stderr, "The supplied shadow instance (%s) is not the same as the active one (%s).\n" " To prevent accidental destruction of the cluster," " the --force flag is required in order to proceed.\n", shadow, local); fflush(stderr); exit_code = CRM_EX_USAGE; goto done; } } if (dangerous_cmd && force_flag == FALSE) { fprintf(stderr, "The supplied command is considered dangerous." " To prevent accidental destruction of the cluster," " the --force flag is required in order to proceed.\n"); fflush(stderr); exit_code = CRM_EX_USAGE; goto done; } shadow_file = get_shadow_file(shadow); if (command == 'D') { /* delete the file */ if ((unlink(shadow_file) < 0) && (errno != ENOENT)) { exit_code = crm_errno2exit(errno); fprintf(stderr, "Could not remove shadow instance '%s': %s\n", shadow, strerror(errno)); } shadow_teardown(shadow); goto done; } else if (command == 'F') { printf("%s\n", shadow_file); goto done; } if (command == 'd' || command == 'r' || command == 'c' || command == 'C') { real_cib = cib_new_no_shadow(); rc = real_cib->cmds->signon(real_cib, crm_system_name, cib_command); if (rc != pcmk_ok) { fprintf(stderr, "Signon to CIB failed: %s\n", pcmk_strerror(rc)); exit_code = crm_errno2exit(rc); goto done; } } // File existence check rc = stat(shadow_file, &buf); if (command == 'e' || command == 'c') { if (rc == 0 && force_flag == FALSE) { fprintf(stderr, "A shadow instance '%s' already exists.\n" " To prevent accidental destruction of the cluster," " the --force flag is required in order to proceed.\n", shadow); exit_code = CRM_EX_CANTCREAT; goto done; } } else if (rc < 0) { fprintf(stderr, "Could not access shadow instance '%s': %s\n", shadow, strerror(errno)); exit_code = CRM_EX_NOSUCH; goto done; } if (command == 'c' || command == 'e' || command == 'r') { xmlNode *output = NULL; /* create a shadow instance based on the current cluster config */ if (command == 'c' || command == 'r') { rc = real_cib->cmds->query(real_cib, NULL, &output, command_options); if (rc != pcmk_ok) { fprintf(stderr, "Could not connect to the CIB manager: %s\n", pcmk_strerror(rc)); exit_code = crm_errno2exit(rc); goto done; } } else { output = createEmptyCib(0); if(validation) { crm_xml_add(output, XML_ATTR_VALIDATION, validation); } printf("Created new %s configuration\n", crm_element_value(output, XML_ATTR_VALIDATION)); } rc = write_xml_file(output, shadow_file, FALSE); free_xml(output); if (rc < 0) { fprintf(stderr, "Could not %s the shadow instance '%s': %s\n", command == 'r' ? "reset" : "create", shadow, pcmk_strerror(rc)); exit_code = crm_errno2exit(rc); goto done; } shadow_setup(shadow, FALSE); } else if (command == 'E') { char *editor = getenv("EDITOR"); if (editor == NULL) { fprintf(stderr, "No value for EDITOR defined\n"); exit_code = CRM_EX_NOT_CONFIGURED; goto done; } execlp(editor, "--", shadow_file, NULL); fprintf(stderr, "Could not invoke EDITOR (%s %s): %s\n", editor, shadow_file, strerror(errno)); exit_code = CRM_EX_OSFILE; goto done; } else if (command == 's') { shadow_setup(shadow, TRUE); goto done; } else if (command == 'p') { /* display the current contents */ char *output_s = NULL; xmlNode *output = filename2xml(shadow_file); output_s = dump_xml_formatted(output); printf("%s", output_s); free(output_s); free_xml(output); } else if (command == 'd') { /* diff against cluster */ xmlNode *diff = NULL; xmlNode *old_config = NULL; xmlNode *new_config = filename2xml(shadow_file); rc = real_cib->cmds->query(real_cib, NULL, &old_config, command_options); if (rc != pcmk_ok) { fprintf(stderr, "Could not query the CIB: %s\n", pcmk_strerror(rc)); exit_code = crm_errno2exit(rc); goto done; } xml_track_changes(new_config, NULL, new_config, FALSE); xml_calculate_changes(old_config, new_config); diff = xml_create_patchset(0, old_config, new_config, NULL, FALSE); xml_log_changes(LOG_INFO, __FUNCTION__, new_config); xml_accept_changes(new_config); if (diff != NULL) { xml_log_patchset(0, " ", diff); exit_code = CRM_EX_ERROR; } goto done; } else if (command == 'C') { /* commit to the cluster */ xmlNode *input = filename2xml(shadow_file); xmlNode *section_xml = input; const char *section = NULL; if (!full_upload) { section = XML_CIB_TAG_CONFIGURATION; section_xml = first_named_child(input, section); } rc = real_cib->cmds->replace(real_cib, section, section_xml, command_options); if (rc != pcmk_ok) { fprintf(stderr, "Could not commit shadow instance '%s' to the CIB: %s\n", shadow, pcmk_strerror(rc)); exit_code = crm_errno2exit(rc); } shadow_teardown(shadow); free_xml(input); } done: free(shadow_file); free(shadow); - return crm_exit(exit_code); + crm_exit(exit_code); } diff --git a/tools/crm_simulate.c b/tools/crm_simulate.c index 06de5d1209..50801fd9b1 100644 --- a/tools/crm_simulate.c +++ b/tools/crm_simulate.c @@ -1,929 +1,931 @@ /* - * Copyright 2009-2018 Andrew Beekhof + * Copyright 2009-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include cib_t *global_cib = NULL; GListPtr op_fail = NULL; bool action_numbers = FALSE; gboolean quiet = FALSE; gboolean print_pending = TRUE; char *temp_shadow = NULL; extern gboolean bringing_nodes_online; #define quiet_log(fmt, args...) do { \ if(quiet == FALSE) { \ printf(fmt , ##args); \ } \ } while(0) extern xmlNode *do_calculations(pe_working_set_t * data_set, xmlNode * xml_input, crm_time_t * now); char *use_date = NULL; static void get_date(pe_working_set_t * data_set) { int value = 0; time_t original_date = 0; crm_element_value_int(data_set->input, "execution-date", &value); original_date = value; if (use_date) { data_set->now = crm_time_new(use_date); quiet_log(" + Setting effective cluster time: %s", use_date); crm_time_log(LOG_NOTICE, "Pretending 'now' is", data_set->now, crm_time_log_date | crm_time_log_timeofday); } else if(original_date) { char *when = NULL; data_set->now = crm_time_new(NULL); crm_time_set_timet(data_set->now, &original_date); when = crm_time_as_string(data_set->now, crm_time_log_date|crm_time_log_timeofday); printf("Using the original execution date of: %s\n", when); free(when); } } static void print_cluster_status(pe_working_set_t * data_set, long options) { char *online_nodes = NULL; char *online_remote_nodes = NULL; char *online_remote_containers = NULL; char *offline_nodes = NULL; char *offline_remote_nodes = NULL; GListPtr gIter = NULL; for (gIter = data_set->nodes; gIter != NULL; gIter = gIter->next) { node_t *node = (node_t *) gIter->data; const char *node_mode = NULL; char *node_name = NULL; if (is_container_remote_node(node)) { node_name = crm_strdup_printf("%s:%s", node->details->uname, node->details->remote_rsc->container->id); } else { node_name = crm_strdup_printf("%s", node->details->uname); } if (node->details->unclean) { if (node->details->online && node->details->unclean) { node_mode = "UNCLEAN (online)"; } else if (node->details->pending) { node_mode = "UNCLEAN (pending)"; } else { node_mode = "UNCLEAN (offline)"; } } else if (node->details->pending) { node_mode = "pending"; } else if (node->details->standby_onfail && node->details->online) { node_mode = "standby (on-fail)"; } else if (node->details->standby) { if (node->details->online) { node_mode = "standby"; } else { node_mode = "OFFLINE (standby)"; } } else if (node->details->maintenance) { if (node->details->online) { node_mode = "maintenance"; } else { node_mode = "OFFLINE (maintenance)"; } } else if (node->details->online) { if (is_container_remote_node(node)) { online_remote_containers = add_list_element(online_remote_containers, node_name); } else if (is_baremetal_remote_node(node)) { online_remote_nodes = add_list_element(online_remote_nodes, node_name); } else { online_nodes = add_list_element(online_nodes, node_name); } free(node_name); continue; } else { if (is_baremetal_remote_node(node)) { offline_remote_nodes = add_list_element(offline_remote_nodes, node_name); } else if (is_container_remote_node(node)) { /* ignore offline container nodes */ } else { offline_nodes = add_list_element(offline_nodes, node_name); } free(node_name); continue; } if (is_container_remote_node(node)) { printf("ContainerNode %s: %s\n", node_name, node_mode); } else if (is_baremetal_remote_node(node)) { printf("RemoteNode %s: %s\n", node_name, node_mode); } else if (safe_str_eq(node->details->uname, node->details->id)) { printf("Node %s: %s\n", node_name, node_mode); } else { printf("Node %s (%s): %s\n", node_name, node->details->id, node_mode); } free(node_name); } if (online_nodes) { printf("Online: [%s ]\n", online_nodes); free(online_nodes); } if (offline_nodes) { printf("OFFLINE: [%s ]\n", offline_nodes); free(offline_nodes); } if (online_remote_nodes) { printf("RemoteOnline: [%s ]\n", online_remote_nodes); free(online_remote_nodes); } if (offline_remote_nodes) { printf("RemoteOFFLINE: [%s ]\n", offline_remote_nodes); free(offline_remote_nodes); } if (online_remote_containers) { printf("Containers: [%s ]\n", online_remote_containers); free(online_remote_containers); } fprintf(stdout, "\n"); for (gIter = data_set->resources; gIter != NULL; gIter = gIter->next) { resource_t *rsc = (resource_t *) gIter->data; if (is_set(rsc->flags, pe_rsc_orphan) && rsc->role == RSC_ROLE_STOPPED) { continue; } rsc->fns->print(rsc, NULL, pe_print_printf | options, stdout); } fprintf(stdout, "\n"); } static char * create_action_name(action_t * action) { char *action_name = NULL; const char *prefix = NULL; const char *action_host = NULL; const char *task = action->task; if (action->node) { action_host = action->node->details->uname; } else if (is_not_set(action->flags, pe_action_pseudo)) { action_host = ""; } if (safe_str_eq(action->task, RSC_CANCEL)) { prefix = "Cancel "; task = "monitor"; /* TO-DO: Hack! */ } if (action->rsc && action->rsc->clone_name) { char *key = NULL; const char *name = action->rsc->clone_name; const char *interval_ms_s = NULL; guint interval_ms = 0; interval_ms_s = g_hash_table_lookup(action->meta, XML_LRM_ATTR_INTERVAL_MS); interval_ms = crm_parse_ms(interval_ms_s); if (safe_str_eq(action->task, RSC_NOTIFY) || safe_str_eq(action->task, RSC_NOTIFIED)) { const char *n_type = g_hash_table_lookup(action->meta, "notify_key_type"); const char *n_task = g_hash_table_lookup(action->meta, "notify_key_operation"); CRM_ASSERT(n_type != NULL); CRM_ASSERT(n_task != NULL); key = generate_notify_key(name, n_type, n_task); } else { key = generate_op_key(name, task, interval_ms); } if (action_host) { action_name = crm_strdup_printf("%s%s %s", prefix ? prefix : "", key, action_host); } else { action_name = crm_strdup_printf("%s%s", prefix ? prefix : "", key); } free(key); } else if (safe_str_eq(action->task, CRM_OP_FENCE)) { const char *op = g_hash_table_lookup(action->meta, "stonith_action"); action_name = crm_strdup_printf("%s%s '%s' %s", prefix ? prefix : "", action->task, op, action_host); } else if (action->rsc && action_host) { action_name = crm_strdup_printf("%s%s %s", prefix ? prefix : "", action->uuid, action_host); } else if (action_host) { action_name = crm_strdup_printf("%s%s %s", prefix ? prefix : "", action->task, action_host); } else { action_name = crm_strdup_printf("%s", action->uuid); } if(action_numbers) { char *with_id = crm_strdup_printf("%s (%d)", action_name, action->id); free(action_name); action_name = with_id; } return action_name; } static void create_dotfile(pe_working_set_t * data_set, const char *dot_file, gboolean all_actions) { GListPtr gIter = NULL; FILE *dot_strm = fopen(dot_file, "w"); if (dot_strm == NULL) { crm_perror(LOG_ERR, "Could not open %s for writing", dot_file); return; } fprintf(dot_strm, " digraph \"g\" {\n"); for (gIter = data_set->actions; gIter != NULL; gIter = gIter->next) { action_t *action = (action_t *) gIter->data; const char *style = "dashed"; const char *font = "black"; const char *color = "black"; char *action_name = create_action_name(action); crm_trace("Action %d: %s %s %p", action->id, action_name, action->uuid, action); if (is_set(action->flags, pe_action_pseudo)) { font = "orange"; } if (is_set(action->flags, pe_action_dumped)) { style = "bold"; color = "green"; } else if (action->rsc != NULL && is_not_set(action->rsc->flags, pe_rsc_managed)) { color = "red"; font = "purple"; if (all_actions == FALSE) { goto dont_write; } } else if (is_set(action->flags, pe_action_optional)) { color = "blue"; if (all_actions == FALSE) { goto dont_write; } } else { color = "red"; CRM_CHECK(is_set(action->flags, pe_action_runnable) == FALSE,; ); } set_bit(action->flags, pe_action_dumped); crm_trace("\"%s\" [ style=%s color=\"%s\" fontcolor=\"%s\"]", action_name, style, color, font); fprintf(dot_strm, "\"%s\" [ style=%s color=\"%s\" fontcolor=\"%s\"]\n", action_name, style, color, font); dont_write: free(action_name); } for (gIter = data_set->actions; gIter != NULL; gIter = gIter->next) { action_t *action = (action_t *) gIter->data; GListPtr gIter2 = NULL; for (gIter2 = action->actions_before; gIter2 != NULL; gIter2 = gIter2->next) { action_wrapper_t *before = (action_wrapper_t *) gIter2->data; char *before_name = NULL; char *after_name = NULL; const char *style = "dashed"; gboolean optional = TRUE; if (before->state == pe_link_dumped) { optional = FALSE; style = "bold"; } else if (is_set(action->flags, pe_action_pseudo) && (before->type & pe_order_stonith_stop)) { continue; } else if (before->state == pe_link_dup) { continue; } else if (before->type == pe_order_none) { continue; } else if (is_set(before->action->flags, pe_action_dumped) && is_set(action->flags, pe_action_dumped) && before->type != pe_order_load) { optional = FALSE; } if (all_actions || optional == FALSE) { before_name = create_action_name(before->action); after_name = create_action_name(action); crm_trace("\"%s\" -> \"%s\" [ style = %s]", before_name, after_name, style); fprintf(dot_strm, "\"%s\" -> \"%s\" [ style = %s]\n", before_name, after_name, style); free(before_name); free(after_name); } } } fprintf(dot_strm, "}\n"); fflush(dot_strm); fclose(dot_strm); } static void setup_input(const char *input, const char *output) { int rc = pcmk_ok; cib_t *cib_conn = NULL; xmlNode *cib_object = NULL; char *local_output = NULL; if (input == NULL) { /* Use live CIB */ cib_conn = cib_new(); rc = cib_conn->cmds->signon(cib_conn, crm_system_name, cib_command); if (rc == pcmk_ok) { rc = cib_conn->cmds->query(cib_conn, NULL, &cib_object, cib_scope_local | cib_sync_call); } cib_conn->cmds->signoff(cib_conn); cib_delete(cib_conn); cib_conn = NULL; if (rc != pcmk_ok) { fprintf(stderr, "Live CIB query failed: %s (%d)\n", pcmk_strerror(rc), rc); crm_exit(crm_errno2exit(rc)); } else if (cib_object == NULL) { fprintf(stderr, "Live CIB query failed: empty result\n"); crm_exit(CRM_EX_NOINPUT); } } else if (safe_str_eq(input, "-")) { cib_object = filename2xml(NULL); } else { cib_object = filename2xml(input); } if (get_object_root(XML_CIB_TAG_STATUS, cib_object) == NULL) { create_xml_node(cib_object, XML_CIB_TAG_STATUS); } if (cli_config_update(&cib_object, NULL, FALSE) == FALSE) { free_xml(cib_object); crm_exit(CRM_EX_CONFIG); } if (validate_xml(cib_object, NULL, FALSE) != TRUE) { free_xml(cib_object); crm_exit(CRM_EX_CONFIG); } if (output == NULL) { char *pid = crm_getpid_s(); local_output = get_shadow_file(pid); temp_shadow = strdup(local_output); output = local_output; free(pid); } rc = write_xml_file(cib_object, output, FALSE); free_xml(cib_object); cib_object = NULL; if (rc < 0) { fprintf(stderr, "Could not create '%s': %s\n", output, pcmk_strerror(rc)); crm_exit(CRM_EX_CANTCREAT); } setenv("CIB_file", output, 1); free(local_output); } /* *INDENT-OFF* */ static struct crm_option long_options[] = { /* Top-level Options */ {"help", 0, 0, '?', "\tThis text"}, {"version", 0, 0, '$', "\tVersion information" }, {"quiet", 0, 0, 'Q', "\tDisplay only essentialoutput"}, {"verbose", 0, 0, 'V', "\tIncrease debug output"}, {"-spacer-", 0, 0, '-', "\nOperations:"}, {"run", 0, 0, 'R', "\tDetermine the cluster's response to the given configuration and status"}, {"simulate", 0, 0, 'S', "Simulate the transition's execution and display the resulting cluster status"}, {"in-place", 0, 0, 'X', "Simulate the transition's execution and store the result back to the input file"}, {"show-scores", 0, 0, 's', "Show allocation scores"}, {"show-utilization", 0, 0, 'U', "Show utilization information"}, {"profile", 1, 0, 'P', "Run all tests in the named directory to create profiling data"}, {"pending", 0, 0, 'j', "\tDisplay pending state if 'record-pending' is enabled", pcmk_option_hidden}, {"-spacer-", 0, 0, '-', "\nSynthetic Cluster Events:"}, {"node-up", 1, 0, 'u', "\tBring a node online"}, {"node-down", 1, 0, 'd', "\tTake a node offline"}, {"node-fail", 1, 0, 'f', "\tMark a node as failed"}, {"op-inject", 1, 0, 'i', "\tGenerate a failure for the cluster to react to in the simulation"}, {"-spacer-", 0, 0, '-', "\t\tValue is of the form ${resource}_${task}_${interval_in_ms}@${node}=${rc}."}, {"-spacer-", 0, 0, '-', "\t\tEg. memcached_monitor_20000@bart.example.com=7"}, - {"-spacer-", 0, 0, '-', "\t\tFor more information on OCF return codes, refer to: https://clusterlabs.org/pacemaker/doc/en-US/Pacemaker/2.0/html/Pacemaker_Administration/ch07.html#s-ocf-return-codes"}, + {"-spacer-", 0, 0, '-', "\t\tFor more information on OCF return codes, refer to: https://clusterlabs.org/pacemaker/doc/en-US/Pacemaker/2.0/html/Pacemaker_Administration/s-ocf-return-codes.html"}, {"op-fail", 1, 0, 'F', "\tIf the specified task occurs during the simulation, have it fail with return code ${rc}"}, {"-spacer-", 0, 0, '-', "\t\tValue is of the form ${resource}_${task}_${interval_in_ms}@${node}=${rc}."}, {"-spacer-", 0, 0, '-', "\t\tEg. memcached_stop_0@bart.example.com=1\n"}, {"-spacer-", 0, 0, '-', "\t\tThe transition will normally stop at the failed action. Save the result with --save-output and re-run with --xml-file"}, { "set-datetime", required_argument, NULL, 't', "Set date/time (ISO 8601 format, see https://en.wikipedia.org/wiki/ISO_8601)" }, {"quorum", 1, 0, 'q', "\tSpecify a value for quorum"}, {"watchdog", 1, 0, 'w', "\tAssume a watchdog device is active"}, {"ticket-grant", 1, 0, 'g', "Grant a ticket"}, {"ticket-revoke", 1, 0, 'r', "Revoke a ticket"}, {"ticket-standby", 1, 0, 'b', "Make a ticket standby"}, {"ticket-activate", 1, 0, 'e', "Activate a ticket"}, {"-spacer-", 0, 0, '-', "\nOutput Options:"}, {"save-input", 1, 0, 'I', "\tSave the input configuration to the named file"}, {"save-output", 1, 0, 'O', "Save the output configuration to the named file"}, {"save-graph", 1, 0, 'G', "\tSave the transition graph (XML format) to the named file"}, {"save-dotfile", 1, 0, 'D', "Save the transition graph (DOT format) to the named file"}, {"all-actions", 0, 0, 'a', "\tDisplay all possible actions in the DOT graph - even ones not part of the transition"}, {"-spacer-", 0, 0, '-', "\nData Source:"}, {"live-check", 0, 0, 'L', "\tConnect to the CIB mamager and use the current CIB contents as input"}, {"xml-file", 1, 0, 'x', "\tRetrieve XML from the named file"}, {"xml-pipe", 0, 0, 'p', "\tRetrieve XML from stdin"}, {"-spacer-", 0, 0, '-', "\nExamples:\n"}, {"-spacer-", 0, 0, '-', "Pretend a recurring monitor action found memcached stopped on node fred.example.com and, during recovery, that the memcached stop action failed", pcmk_option_paragraph}, {"-spacer-", 0, 0, '-', " crm_simulate -LS --op-inject memcached:0_monitor_20000@bart.example.com=7 --op-fail memcached:0_stop_0@fred.example.com=1 --save-output /tmp/memcached-test.xml", pcmk_option_example}, {"-spacer-", 0, 0, '-', "Now see what the reaction to the stop failure would be", pcmk_option_paragraph}, {"-spacer-", 0, 0, '-', " crm_simulate -S --xml-file /tmp/memcached-test.xml", pcmk_option_example}, {0, 0, 0, 0} }; /* *INDENT-ON* */ static void profile_one(const char *xml_file, pe_working_set_t *data_set) { xmlNode *cib_object = NULL; printf("* Testing %s\n", xml_file); cib_object = filename2xml(xml_file); if (get_object_root(XML_CIB_TAG_STATUS, cib_object) == NULL) { create_xml_node(cib_object, XML_CIB_TAG_STATUS); } if (cli_config_update(&cib_object, NULL, FALSE) == FALSE) { free_xml(cib_object); return; } if (validate_xml(cib_object, NULL, FALSE) != TRUE) { free_xml(cib_object); return; } data_set->input = cib_object; get_date(data_set); do_calculations(data_set, cib_object, NULL); pe_reset_working_set(data_set); } #ifndef FILENAME_MAX # define FILENAME_MAX 512 #endif static void profile_all(const char *dir, pe_working_set_t *data_set) { struct dirent **namelist; int file_num = scandir(dir, &namelist, 0, alphasort); if (file_num > 0) { struct stat prop; char buffer[FILENAME_MAX]; while (file_num--) { if ('.' == namelist[file_num]->d_name[0]) { free(namelist[file_num]); continue; } else if (!crm_ends_with_ext(namelist[file_num]->d_name, ".xml")) { free(namelist[file_num]); continue; } snprintf(buffer, sizeof(buffer), "%s/%s", dir, namelist[file_num]->d_name); if (stat(buffer, &prop) == 0 && S_ISREG(prop.st_mode)) { profile_one(buffer, data_set); } free(namelist[file_num]); } free(namelist); } } static int count_resources(pe_working_set_t * data_set, resource_t * rsc) { int count = 0; GListPtr gIter = NULL; if (rsc == NULL) { gIter = data_set->resources; } else if (rsc->children) { gIter = rsc->children; } else { return is_not_set(rsc->flags, pe_rsc_orphan); } for (; gIter != NULL; gIter = gIter->next) { count += count_resources(data_set, gIter->data); } return count; } int main(int argc, char **argv) { int rc = pcmk_ok; guint modified = 0; gboolean store = FALSE; gboolean process = FALSE; gboolean simulate = FALSE; gboolean all_actions = FALSE; gboolean have_stdout = FALSE; pe_working_set_t *data_set = NULL; const char *xml_file = "-"; const char *quorum = NULL; const char *watchdog = NULL; const char *test_dir = NULL; const char *dot_file = NULL; const char *graph_file = NULL; const char *input_file = NULL; const char *output_file = NULL; int flag = 0; int index = 0; int argerr = 0; GListPtr node_up = NULL; GListPtr node_down = NULL; GListPtr node_fail = NULL; GListPtr op_inject = NULL; GListPtr ticket_grant = NULL; GListPtr ticket_revoke = NULL; GListPtr ticket_standby = NULL; GListPtr ticket_activate = NULL; xmlNode *input = NULL; crm_log_cli_init("crm_simulate"); crm_set_options(NULL, "datasource operation [additional options]", long_options, "Tool for simulating the cluster's response to events"); if (argc < 2) { crm_help('?', CRM_EX_USAGE); } while (1) { flag = crm_get_option(argc, argv, &index); if (flag == -1) break; switch (flag) { case 'V': if (have_stdout == FALSE) { /* Redirect stderr to stdout so we can grep the output */ have_stdout = TRUE; close(STDERR_FILENO); dup2(STDOUT_FILENO, STDERR_FILENO); } crm_bump_log_level(argc, argv); action_numbers = TRUE; break; case '?': case '$': crm_help(flag, CRM_EX_OK); break; case 'p': xml_file = "-"; break; case 'Q': quiet = TRUE; break; case 'L': xml_file = NULL; break; case 'x': xml_file = optarg; break; case 'u': modified++; bringing_nodes_online = TRUE; node_up = g_list_append(node_up, optarg); break; case 'd': modified++; node_down = g_list_append(node_down, optarg); break; case 'f': modified++; node_fail = g_list_append(node_fail, optarg); break; case 't': use_date = strdup(optarg); break; case 'i': modified++; op_inject = g_list_append(op_inject, optarg); break; case 'F': process = TRUE; simulate = TRUE; op_fail = g_list_append(op_fail, optarg); break; case 'w': modified++; watchdog = optarg; break; case 'q': modified++; quorum = optarg; break; case 'g': modified++; ticket_grant = g_list_append(ticket_grant, optarg); break; case 'r': modified++; ticket_revoke = g_list_append(ticket_revoke, optarg); break; case 'b': modified++; ticket_standby = g_list_append(ticket_standby, optarg); break; case 'e': modified++; ticket_activate = g_list_append(ticket_activate, optarg); break; case 'a': all_actions = TRUE; break; case 's': process = TRUE; show_scores = TRUE; break; case 'U': process = TRUE; show_utilization = TRUE; break; case 'j': print_pending = TRUE; break; case 'S': process = TRUE; simulate = TRUE; break; case 'X': store = TRUE; process = TRUE; simulate = TRUE; break; case 'R': process = TRUE; break; case 'D': process = TRUE; dot_file = optarg; break; case 'G': process = TRUE; graph_file = optarg; break; case 'I': input_file = optarg; break; case 'O': output_file = optarg; break; case 'P': test_dir = optarg; break; default: ++argerr; break; } } if (optind > argc) { ++argerr; } if (argerr) { crm_help('?', CRM_EX_USAGE); } data_set = pe_new_working_set(); if (data_set == NULL) { crm_perror(LOG_ERR, "Could not allocate working set"); rc = -ENOMEM; goto done; } if (test_dir != NULL) { profile_all(test_dir, data_set); return CRM_EX_OK; } setup_input(xml_file, store ? xml_file : output_file); global_cib = cib_new(); rc = global_cib->cmds->signon(global_cib, crm_system_name, cib_command); if (rc != pcmk_ok) { fprintf(stderr, "Could not connect to the CIB manager: %s\n", pcmk_strerror(rc)); goto done; } rc = global_cib->cmds->query(global_cib, NULL, &input, cib_sync_call | cib_scope_local); if (rc != pcmk_ok) { fprintf(stderr, "Could not get local CIB: %s\n", pcmk_strerror(rc)); goto done; } data_set->input = input; get_date(data_set); if(xml_file) { set_bit(data_set->flags, pe_flag_sanitized); } set_bit(data_set->flags, pe_flag_stdout); cluster_status(data_set); if (quiet == FALSE) { int options = print_pending ? pe_print_pending : 0; if (is_set(data_set->flags, pe_flag_maintenance_mode)) { quiet_log("\n *** Resource management is DISABLED ***"); quiet_log("\n The cluster will not attempt to start, stop or recover services"); quiet_log("\n"); } if (data_set->disabled_resources || data_set->blocked_resources) { quiet_log("%d of %d resources DISABLED and %d BLOCKED from being started due to failures\n", data_set->disabled_resources, count_resources(data_set, NULL), data_set->blocked_resources); } quiet_log("\nCurrent cluster status:\n"); print_cluster_status(data_set, options); } if (modified) { quiet_log("Performing requested modifications\n"); modify_configuration(data_set, global_cib, quorum, watchdog, node_up, node_down, node_fail, op_inject, ticket_grant, ticket_revoke, ticket_standby, ticket_activate); rc = global_cib->cmds->query(global_cib, NULL, &input, cib_sync_call); if (rc != pcmk_ok) { fprintf(stderr, "Could not get modified CIB: %s\n", pcmk_strerror(rc)); goto done; } cleanup_calculations(data_set); data_set->input = input; get_date(data_set); if(xml_file) { set_bit(data_set->flags, pe_flag_sanitized); } set_bit(data_set->flags, pe_flag_stdout); cluster_status(data_set); } if (input_file != NULL) { rc = write_xml_file(input, input_file, FALSE); if (rc < 0) { fprintf(stderr, "Could not create '%s': %s\n", input_file, pcmk_strerror(rc)); goto done; } } if (process || simulate) { crm_time_t *local_date = NULL; if (show_scores && show_utilization) { printf("Allocation scores and utilization information:\n"); } else if (show_scores) { fprintf(stdout, "Allocation scores:\n"); } else if (show_utilization) { printf("Utilization information:\n"); } do_calculations(data_set, input, local_date); input = NULL; /* Don't try and free it twice */ if (graph_file != NULL) { write_xml_file(data_set->graph, graph_file, FALSE); } if (dot_file != NULL) { create_dotfile(data_set, dot_file, all_actions); } if (quiet == FALSE) { GListPtr gIter = NULL; quiet_log("%sTransition Summary:\n", show_scores || show_utilization || modified ? "\n" : ""); fflush(stdout); LogNodeActions(data_set, TRUE); for (gIter = data_set->resources; gIter != NULL; gIter = gIter->next) { resource_t *rsc = (resource_t *) gIter->data; LogActions(rsc, data_set, TRUE); } } } rc = pcmk_ok; if (simulate) { if (run_simulation(data_set, global_cib, op_fail, quiet) != pcmk_ok) { rc = pcmk_err_generic; } if(quiet == FALSE) { get_date(data_set); quiet_log("\nRevised cluster status:\n"); set_bit(data_set->flags, pe_flag_stdout); cluster_status(data_set); print_cluster_status(data_set, 0); } } done: pe_free_working_set(data_set); global_cib->cmds->signoff(global_cib); cib_delete(global_cib); free(use_date); fflush(stderr); if (temp_shadow) { unlink(temp_shadow); free(temp_shadow); } - return crm_exit(crm_errno2exit(rc)); + crm_exit(crm_errno2exit(rc)); } diff --git a/tools/crm_ticket.c b/tools/crm_ticket.c index 9a7234f3c9..f94437d00d 100644 --- a/tools/crm_ticket.c +++ b/tools/crm_ticket.c @@ -1,902 +1,904 @@ /* - * Copyright 2012-2018 Gao,Yan + * Copyright 2012-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include gboolean do_force = FALSE; gboolean BE_QUIET = FALSE; const char *ticket_id = NULL; const char *get_attr_name = NULL; const char *attr_name = NULL; const char *attr_value = NULL; const char *attr_id = NULL; const char *set_name = NULL; const char *attr_default = NULL; char ticket_cmd = 'S'; char *xml_file = NULL; int cib_options = cib_sync_call; static ticket_t * find_ticket(const char *ticket_id, pe_working_set_t * data_set) { ticket_t *ticket = NULL; ticket = g_hash_table_lookup(data_set->tickets, ticket_id); return ticket; } static void print_date(time_t time) { int lpc = 0; char date_str[26]; asctime_r(localtime(&time), date_str); for (; lpc < 26; lpc++) { if (date_str[lpc] == '\n') { date_str[lpc] = 0; } } fprintf(stdout, "'%s'", date_str); } static int print_ticket(ticket_t * ticket, gboolean raw, gboolean details) { if (raw) { fprintf(stdout, "%s\n", ticket->id); return pcmk_ok; } fprintf(stdout, "%s\t%s %s", ticket->id, ticket->granted ? "granted" : "revoked", ticket->standby ? "[standby]" : " "); if (details && g_hash_table_size(ticket->state) > 0) { GHashTableIter iter; const char *name = NULL; const char *value = NULL; int lpc = 0; fprintf(stdout, " ("); g_hash_table_iter_init(&iter, ticket->state); while (g_hash_table_iter_next(&iter, (void **)&name, (void **)&value)) { if (lpc > 0) { fprintf(stdout, ", "); } fprintf(stdout, "%s=", name); if (crm_str_eq(name, "last-granted", TRUE) || crm_str_eq(name, "expires", TRUE)) { print_date(crm_parse_int(value, 0)); } else { fprintf(stdout, "%s", value); } lpc++; } fprintf(stdout, ")\n"); } else { if (ticket->last_granted > -1) { fprintf(stdout, " last-granted="); print_date(ticket->last_granted); } fprintf(stdout, "\n"); } return pcmk_ok; } static int print_ticket_list(pe_working_set_t * data_set, gboolean raw, gboolean details) { GHashTableIter iter; ticket_t *ticket = NULL; g_hash_table_iter_init(&iter, data_set->tickets); while (g_hash_table_iter_next(&iter, NULL, (void **)&ticket)) { print_ticket(ticket, raw, details); } return pcmk_ok; } #define XPATH_MAX 1024 static int find_ticket_state(cib_t * the_cib, const char *ticket_id, xmlNode ** ticket_state_xml) { int offset = 0; int rc = pcmk_ok; xmlNode *xml_search = NULL; char *xpath_string = NULL; CRM_ASSERT(ticket_state_xml != NULL); *ticket_state_xml = NULL; xpath_string = calloc(1, XPATH_MAX); offset += snprintf(xpath_string + offset, XPATH_MAX - offset, "%s", "/cib/status/tickets"); if (ticket_id) { offset += snprintf(xpath_string + offset, XPATH_MAX - offset, "/%s[@id=\"%s\"]", XML_CIB_TAG_TICKET_STATE, ticket_id); } CRM_LOG_ASSERT(offset > 0); rc = the_cib->cmds->query(the_cib, xpath_string, &xml_search, cib_sync_call | cib_scope_local | cib_xpath); if (rc != pcmk_ok) { goto bail; } crm_log_xml_debug(xml_search, "Match"); if (xml_has_children(xml_search)) { if (ticket_id) { fprintf(stdout, "Multiple ticket_states match ticket_id=%s\n", ticket_id); } *ticket_state_xml = xml_search; } else { *ticket_state_xml = xml_search; } bail: free(xpath_string); return rc; } static int find_ticket_constraints(cib_t * the_cib, const char *ticket_id, xmlNode ** ticket_cons_xml) { int offset = 0; int rc = pcmk_ok; xmlNode *xml_search = NULL; char *xpath_string = NULL; CRM_ASSERT(ticket_cons_xml != NULL); *ticket_cons_xml = NULL; xpath_string = calloc(1, XPATH_MAX); offset += snprintf(xpath_string + offset, XPATH_MAX - offset, "%s/%s", get_object_path(XML_CIB_TAG_CONSTRAINTS), XML_CONS_TAG_RSC_TICKET); if (ticket_id) { offset += snprintf(xpath_string + offset, XPATH_MAX - offset, "[@ticket=\"%s\"]", ticket_id); } CRM_LOG_ASSERT(offset > 0); rc = the_cib->cmds->query(the_cib, xpath_string, &xml_search, cib_sync_call | cib_scope_local | cib_xpath); if (rc != pcmk_ok) { goto bail; } crm_log_xml_debug(xml_search, "Match"); *ticket_cons_xml = xml_search; bail: free(xpath_string); return rc; } static int dump_ticket_xml(cib_t * the_cib, const char *ticket_id) { int rc = pcmk_ok; xmlNode *state_xml = NULL; rc = find_ticket_state(the_cib, ticket_id, &state_xml); if (state_xml == NULL) { return rc; } fprintf(stdout, "State XML:\n"); if (state_xml) { char *state_xml_str = NULL; state_xml_str = dump_xml_formatted(state_xml); fprintf(stdout, "\n%s\n", crm_str(state_xml_str)); free_xml(state_xml); free(state_xml_str); } return pcmk_ok; } static int dump_constraints(cib_t * the_cib, const char *ticket_id) { int rc = pcmk_ok; xmlNode *cons_xml = NULL; char *cons_xml_str = NULL; rc = find_ticket_constraints(the_cib, ticket_id, &cons_xml); if (cons_xml == NULL) { return rc; } cons_xml_str = dump_xml_formatted(cons_xml); fprintf(stdout, "Constraints XML:\n\n%s\n", crm_str(cons_xml_str)); free_xml(cons_xml); free(cons_xml_str); return pcmk_ok; } static int get_ticket_state_attr(const char *ticket_id, const char *attr_name, const char **attr_value, pe_working_set_t * data_set) { ticket_t *ticket = NULL; CRM_ASSERT(attr_value != NULL); *attr_value = NULL; ticket = g_hash_table_lookup(data_set->tickets, ticket_id); if (ticket == NULL) { return -ENXIO; } *attr_value = g_hash_table_lookup(ticket->state, attr_name); if (*attr_value == NULL) { return -ENXIO; } return pcmk_ok; } static gboolean ticket_warning(const char *ticket_id, const char *action) { gboolean rc = FALSE; int offset = 0; static int text_max = 1024; char *warning = NULL; const char *word = NULL; warning = calloc(1, text_max); if (safe_str_eq(action, "grant")) { offset += snprintf(warning + offset, text_max - offset, "This command cannot help you verify whether '%s' has been already granted elsewhere.\n", ticket_id); word = "to"; } else { offset += snprintf(warning + offset, text_max - offset, "Revoking '%s' can trigger the specified 'loss-policy'(s) relating to '%s'.\n\n", ticket_id, ticket_id); offset += snprintf(warning + offset, text_max - offset, "You can check that with:\ncrm_ticket --ticket %s --constraints\n\n", ticket_id); offset += snprintf(warning + offset, text_max - offset, "Otherwise before revoking '%s', you may want to make '%s' standby with:\ncrm_ticket --ticket %s --standby\n\n", ticket_id, ticket_id, ticket_id); word = "from"; } offset += snprintf(warning + offset, text_max - offset, "If you really want to %s '%s' %s this site now, and you know what you are doing,\n", action, ticket_id, word); offset += snprintf(warning + offset, text_max - offset, "please specify --force."); CRM_LOG_ASSERT(offset > 0); fprintf(stdout, "%s\n", warning); free(warning); return rc; } static gboolean allow_modification(const char *ticket_id, GListPtr attr_delete, GHashTable *attr_set) { const char *value = NULL; GListPtr list_iter = NULL; if (do_force) { return TRUE; } if (g_hash_table_lookup_extended(attr_set, "granted", NULL, (gpointer *) & value)) { if (crm_is_true(value)) { ticket_warning(ticket_id, "grant"); return FALSE; } else { ticket_warning(ticket_id, "revoke"); return FALSE; } } for(list_iter = attr_delete; list_iter; list_iter = list_iter->next) { const char *key = (const char *)list_iter->data; if (safe_str_eq(key, "granted")) { ticket_warning(ticket_id, "revoke"); return FALSE; } } return TRUE; } static int modify_ticket_state(const char * ticket_id, GListPtr attr_delete, GHashTable * attr_set, cib_t * cib, pe_working_set_t * data_set) { int rc = pcmk_ok; xmlNode *xml_top = NULL; xmlNode *ticket_state_xml = NULL; gboolean found = FALSE; GListPtr list_iter = NULL; GHashTableIter hash_iter; char *key = NULL; char *value = NULL; ticket_t *ticket = NULL; rc = find_ticket_state(cib, ticket_id, &ticket_state_xml); if (rc == pcmk_ok) { crm_debug("Found a match state for ticket: id=%s", ticket_id); xml_top = ticket_state_xml; found = TRUE; } else if (rc != -ENXIO) { return rc; } else if (g_hash_table_size(attr_set) == 0){ return pcmk_ok; } else { xmlNode *xml_obj = NULL; xml_top = create_xml_node(NULL, XML_CIB_TAG_STATUS); xml_obj = create_xml_node(xml_top, XML_CIB_TAG_TICKETS); ticket_state_xml = create_xml_node(xml_obj, XML_CIB_TAG_TICKET_STATE); crm_xml_add(ticket_state_xml, XML_ATTR_ID, ticket_id); } for(list_iter = attr_delete; list_iter; list_iter = list_iter->next) { const char *key = (const char *)list_iter->data; xml_remove_prop(ticket_state_xml, key); } ticket = find_ticket(ticket_id, data_set); g_hash_table_iter_init(&hash_iter, attr_set); while (g_hash_table_iter_next(&hash_iter, (gpointer *) & key, (gpointer *) & value)) { crm_xml_add(ticket_state_xml, key, value); if (safe_str_eq(key, "granted") && (ticket == NULL || ticket->granted == FALSE) && crm_is_true(value)) { char *now = crm_itoa(time(NULL)); crm_xml_add(ticket_state_xml, "last-granted", now); free(now); } } if (found && g_list_length(attr_delete)) { crm_log_xml_debug(xml_top, "Replace"); rc = cib->cmds->replace(cib, XML_CIB_TAG_STATUS, ticket_state_xml, cib_options); } else { crm_log_xml_debug(xml_top, "Update"); rc = cib->cmds->modify(cib, XML_CIB_TAG_STATUS, xml_top, cib_options); } free_xml(xml_top); return rc; } static int delete_ticket_state(const char *ticket_id, cib_t * cib) { xmlNode *ticket_state_xml = NULL; int rc = pcmk_ok; rc = find_ticket_state(cib, ticket_id, &ticket_state_xml); if (rc == -ENXIO) { return pcmk_ok; } else if (rc != pcmk_ok) { return rc; } crm_log_xml_debug(ticket_state_xml, "Delete"); rc = cib->cmds->remove(cib, XML_CIB_TAG_STATUS, ticket_state_xml, cib_options); if (rc == pcmk_ok) { fprintf(stdout, "Cleaned up %s\n", ticket_id); } free_xml(ticket_state_xml); return rc; } /* *INDENT-OFF* */ static struct crm_option long_options[] = { /* Top-level Options */ {"help", 0, 0, '?', "\t\tThis text"}, {"version", 0, 0, '$', "\t\tVersion information" }, {"verbose", 0, 0, 'V', "\t\tIncrease debug output"}, {"quiet", 0, 0, 'Q', "\t\tPrint only the value on stdout\n"}, {"ticket", 1, 0, 't', "\tTicket ID" }, {"-spacer-", 1, 0, '-', "\nQueries:"}, {"info", 0, 0, 'l', "\t\tDisplay the information of ticket(s)"}, {"details", 0, 0, 'L', "\t\tDisplay the details of ticket(s)"}, {"raw", 0, 0, 'w', "\t\tDisplay the IDs of ticket(s)"}, {"query-xml", 0, 0, 'q', "\tQuery the XML of ticket(s)"}, {"constraints",0, 0, 'c', "\tDisplay the rsc_ticket constraints that apply to ticket(s)"}, {"-spacer-", 1, 0, '-', "\nCommands:"}, {"grant", 0, 0, 'g', "\t\tGrant a ticket to this cluster site"}, {"revoke", 0, 0, 'r', "\t\tRevoke a ticket from this cluster site"}, {"standby", 0, 0, 's', "\t\tTell this cluster site this ticket is standby"}, {"activate", 0, 0, 'a', "\tTell this cluster site this ticket is active"}, {"-spacer-", 1, 0, '-', "\nAdvanced Commands:"}, {"get-attr", 1, 0, 'G', "\tDisplay the named attribute for a ticket"}, {"set-attr", 1, 0, 'S', "\tSet the named attribtue for a ticket"}, {"delete-attr",1, 0, 'D', "\tDelete the named attribute for a ticket"}, {"cleanup", 0, 0, 'C', "\t\tDelete all state of a ticket at this cluster site"}, {"-spacer-", 1, 0, '-', "\nAdditional Options:"}, {"attr-value", 1, 0, 'v', "\tAttribute value to use with -S"}, {"default", 1, 0, 'd', "\t(Advanced) The default attribute value to display if none is found. For use with -G"}, {"force", 0, 0, 'f', "\t\t(Advanced) Force the action to be performed"}, {"xml-file", 1, 0, 'x', NULL, 1}, /* legacy options */ {"set-name", 1, 0, 'n', "\t(Advanced) ID of the instance_attributes object to change"}, {"nvpair", 1, 0, 'i', "\t(Advanced) ID of the nvpair object to change/delete"}, {"-spacer-", 1, 0, '-', "\nExamples:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', "Display the info of tickets:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_ticket --info", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Display the detailed info of tickets:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_ticket --details", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Display the XML of 'ticketA':", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_ticket --ticket ticketA --query-xml", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Display the rsc_ticket constraints that apply to 'ticketA':", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_ticket --ticket ticketA --constraints", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Grant 'ticketA' to this cluster site:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_ticket --ticket ticketA --grant", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Revoke 'ticketA' from this cluster site:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_ticket --ticket ticketA --revoke", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Make 'ticketA' standby:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', "The cluster site will treat a granted 'ticketA' as 'standby'."}, {"-spacer-", 1, 0, '-', "The dependent resources will be stopped or demoted gracefully without triggering loss-policies", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_ticket --ticket ticketA --standby", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Activate 'ticketA' from being standby:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_ticket --ticket ticketA --activate", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Get the value of the 'granted' attribute for 'ticketA':", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_ticket --ticket ticketA --get-attr granted", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Set the value of the 'standby' attribute for 'ticketA':", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_ticket --ticket ticketA --set-attr standby --attr-value true", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Delete the 'granted' attribute for 'ticketA':", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_ticket --ticket ticketA --delete-attr granted", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Erase the operation history of 'ticketA' at this cluster site:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', "The cluster site will 'forget' the existing ticket state.", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_ticket --ticket ticketA --cleanup", pcmk_option_example}, {0, 0, 0, 0} }; /* *INDENT-ON* */ int main(int argc, char **argv) { pe_working_set_t *data_set = NULL; xmlNode *cib_xml_copy = NULL; xmlNode *cib_constraints = NULL; cib_t *cib_conn = NULL; crm_exit_t exit_code = CRM_EX_OK; int rc = pcmk_ok; int option_index = 0; int argerr = 0; int flag; guint modified = 0; GListPtr attr_delete = NULL; GHashTable *attr_set = crm_str_table_new(); crm_log_init(NULL, LOG_CRIT, FALSE, FALSE, argc, argv, FALSE); crm_set_options(NULL, "(query|command) [options]", long_options, "Perform tasks related to cluster tickets.\nAllows ticket attributes to be queried, modified and deleted.\n"); if (argc < 2) { crm_help('?', CRM_EX_USAGE); } while (1) { flag = crm_get_option(argc, argv, &option_index); if (flag == -1) break; switch (flag) { case 'V': crm_bump_log_level(argc, argv); break; case '$': case '?': crm_help(flag, CRM_EX_OK); break; case 'Q': BE_QUIET = TRUE; break; case 't': ticket_id = optarg; break; case 'l': case 'L': case 'w': case 'q': case 'c': ticket_cmd = flag; break; case 'g': g_hash_table_insert(attr_set, strdup("granted"), strdup("true")); modified++; break; case 'r': g_hash_table_insert(attr_set, strdup("granted"), strdup("false")); modified++; break; case 's': g_hash_table_insert(attr_set, strdup("standby"), strdup("true")); modified++; break; case 'a': g_hash_table_insert(attr_set, strdup("standby"), strdup("false")); modified++; break; case 'G': get_attr_name = optarg; ticket_cmd = flag; break; case 'S': attr_name = optarg; if (attr_name && attr_value) { g_hash_table_insert(attr_set, strdup(attr_name), strdup(attr_value)); attr_name = NULL; attr_value = NULL; modified++; } break; case 'D': attr_delete = g_list_append(attr_delete, optarg); modified++; break; case 'C': ticket_cmd = flag; break; case 'v': attr_value = optarg; if (attr_name && attr_value) { g_hash_table_insert(attr_set, strdup(attr_name), strdup(attr_value)); attr_name = NULL; attr_value = NULL; modified++; } break; case 'd': attr_default = optarg; break; case 'f': do_force = TRUE; break; case 'x': xml_file = strdup(optarg); break; case 'n': set_name = optarg; break; case 'i': attr_id = optarg; break; default: CMD_ERR("Argument code 0%o (%c) is not (?yet?) supported", flag, flag); ++argerr; break; } } if (optind < argc && argv[optind] != NULL) { CMD_ERR("non-option ARGV-elements:"); while (optind < argc && argv[optind] != NULL) { CMD_ERR("%s", argv[optind++]); ++argerr; } } if (optind > argc) { ++argerr; } if (argerr) { crm_help('?', CRM_EX_USAGE); } data_set = pe_new_working_set(); if (data_set == NULL) { crm_perror(LOG_CRIT, "Could not allocate working set"); exit_code = CRM_EX_OSERR; goto bail; } cib_conn = cib_new(); if (cib_conn == NULL) { CMD_ERR("Could not connect to the CIB manager"); exit_code = CRM_EX_DISCONNECT; goto bail; } rc = cib_conn->cmds->signon(cib_conn, crm_system_name, cib_command); if (rc != pcmk_ok) { CMD_ERR("Could not connect to the CIB manager: %s", pcmk_strerror(rc)); exit_code = crm_errno2exit(rc); goto bail; } if (xml_file != NULL) { cib_xml_copy = filename2xml(xml_file); } else { rc = cib_conn->cmds->query(cib_conn, NULL, &cib_xml_copy, cib_scope_local | cib_sync_call); if (rc != pcmk_ok) { CMD_ERR("Could not get local CIB: %s", pcmk_strerror(rc)); exit_code = crm_errno2exit(rc); goto bail; } } if (cli_config_update(&cib_xml_copy, NULL, FALSE) == FALSE) { CMD_ERR("Could not update local CIB to latest schema version"); exit_code = CRM_EX_CONFIG; goto bail; } data_set->input = cib_xml_copy; data_set->now = crm_time_new(NULL); cluster_status(data_set); /* For recording the tickets that are referenced in rsc_ticket constraints * but have never been granted yet. */ cib_constraints = get_object_root(XML_CIB_TAG_CONSTRAINTS, data_set->input); unpack_constraints(cib_constraints, data_set); if (ticket_cmd == 'l' || ticket_cmd == 'L' || ticket_cmd == 'w') { gboolean raw = FALSE; gboolean details = FALSE; if (ticket_cmd == 'L') { details = TRUE; } else if (ticket_cmd == 'w') { raw = TRUE; } if (ticket_id) { ticket_t *ticket = find_ticket(ticket_id, data_set); if (ticket == NULL) { CMD_ERR("No such ticket '%s'", ticket_id); exit_code = CRM_EX_NOSUCH; goto bail; } rc = print_ticket(ticket, raw, details); } else { rc = print_ticket_list(data_set, raw, details); } if (rc != pcmk_ok) { CMD_ERR("Could not print ticket: %s", pcmk_strerror(rc)); } exit_code = crm_errno2exit(rc); } else if (ticket_cmd == 'q') { rc = dump_ticket_xml(cib_conn, ticket_id); if (rc != pcmk_ok) { CMD_ERR("Could not query ticket XML: %s", pcmk_strerror(rc)); } exit_code = crm_errno2exit(rc); } else if (ticket_cmd == 'c') { rc = dump_constraints(cib_conn, ticket_id); if (rc != pcmk_ok) { CMD_ERR("Could not show ticket constraints: %s", pcmk_strerror(rc)); } exit_code = crm_errno2exit(rc); } else if (ticket_cmd == 'G') { const char *value = NULL; if (ticket_id == NULL) { CMD_ERR("Must supply ticket ID with -t"); exit_code = CRM_EX_NOSUCH; goto bail; } rc = get_ticket_state_attr(ticket_id, get_attr_name, &value, data_set); if (rc == pcmk_ok) { fprintf(stdout, "%s\n", value); } else if (rc == -ENXIO && attr_default) { fprintf(stdout, "%s\n", attr_default); rc = pcmk_ok; } exit_code = crm_errno2exit(rc); } else if (ticket_cmd == 'C') { if (ticket_id == NULL) { CMD_ERR("Must supply ticket ID with -t"); exit_code = CRM_EX_USAGE; goto bail; } if (do_force == FALSE) { ticket_t *ticket = NULL; ticket = find_ticket(ticket_id, data_set); if (ticket == NULL) { CMD_ERR("No such ticket '%s'", ticket_id); exit_code = CRM_EX_NOSUCH; goto bail; } if (ticket->granted) { ticket_warning(ticket_id, "revoke"); exit_code = CRM_EX_INSUFFICIENT_PRIV; goto bail; } } rc = delete_ticket_state(ticket_id, cib_conn); if (rc != pcmk_ok) { CMD_ERR("Could not clean up ticket: %s", pcmk_strerror(rc)); } exit_code = crm_errno2exit(rc); } else if (modified) { if (ticket_id == NULL) { CMD_ERR("Must supply ticket ID with -t"); exit_code = CRM_EX_USAGE; goto bail; } if (attr_value && (attr_name == NULL || strlen(attr_name) == 0)) { CMD_ERR("Must supply attribute name with -S for -v %s", attr_value); exit_code = CRM_EX_USAGE; goto bail; } if (attr_name && (attr_value == NULL || strlen(attr_value) == 0)) { CMD_ERR("Must supply attribute value with -v for -S %s", attr_name); exit_code = CRM_EX_USAGE; goto bail; } if (allow_modification(ticket_id, attr_delete, attr_set) == FALSE) { CMD_ERR("Ticket modification not allowed"); exit_code = CRM_EX_INSUFFICIENT_PRIV; goto bail; } rc = modify_ticket_state(ticket_id, attr_delete, attr_set, cib_conn, data_set); if (rc != pcmk_ok) { CMD_ERR("Could not modify ticket: %s", pcmk_strerror(rc)); } exit_code = crm_errno2exit(rc); } else if (ticket_cmd == 'S') { /* Correct usage was handled in the "if (modified)" block above, so * this is just for reporting usage errors */ if (attr_name == NULL || strlen(attr_name) == 0) { // We only get here if ticket_cmd was left as default CMD_ERR("Must supply a command"); exit_code = CRM_EX_USAGE; goto bail; } if (ticket_id == NULL) { CMD_ERR("Must supply ticket ID with -t"); exit_code = CRM_EX_USAGE; goto bail; } if (attr_value == NULL || strlen(attr_value) == 0) { CMD_ERR("Must supply value with -v for -S %s", attr_name); exit_code = CRM_EX_USAGE; goto bail; } } else { CMD_ERR("Unknown command: %c", ticket_cmd); exit_code = CRM_EX_USAGE; } bail: if (attr_set) { g_hash_table_destroy(attr_set); } attr_set = NULL; if (attr_delete) { g_list_free(attr_delete); } attr_delete = NULL; pe_free_working_set(data_set); data_set = NULL; if (cib_conn != NULL) { cib_conn->cmds->signoff(cib_conn); cib_delete(cib_conn); } if (rc == -pcmk_err_no_quorum) { CMD_ERR("Use --force to ignore quorum"); } - return crm_exit(exit_code); + crm_exit(exit_code); } diff --git a/tools/crm_verify.c b/tools/crm_verify.c index 562cbd8bdc..4ae926fd5f 100644 --- a/tools/crm_verify.c +++ b/tools/crm_verify.c @@ -1,268 +1,270 @@ /* - * Copyright 2004-2018 Andrew Beekhof + * Copyright 2004-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include gboolean USE_LIVE_CIB = FALSE; char *cib_save = NULL; extern gboolean stage0(pe_working_set_t * data_set); extern xmlNode *do_calculations(pe_working_set_t * data_set, xmlNode * xml_input, crm_time_t * now); /* *INDENT-OFF* */ static struct crm_option long_options[] = { /* Top-level Options */ {"help", 0, 0, '?', "\tThis text"}, {"version", 0, 0, '$', "\tVersion information" }, {"verbose", 0, 0, 'V', "\tSpecify multiple times to increase debug output\n"}, {"-spacer-", 1, 0, '-', "\nData sources:"}, {"live-check", 0, 0, 'L', "Check the configuration used by the running cluster\n"}, {"xml-file", 1, 0, 'x', "Check the configuration in the named file"}, {"xml-text", 1, 0, 'X', "Check the configuration in the supplied string"}, {"xml-pipe", 0, 0, 'p', "Check the configuration piped in via stdin"}, {"-spacer-", 1, 0, '-', "\nAdditional Options:"}, {"save-xml", 1, 0, 'S', "Save the verified XML to the named file. Most useful with -L"}, {"-spacer-", 1, 0, '-', "\nExamples:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', "Check the consistency of the configuration in the running cluster:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_verify --live-check", pcmk_option_example}, {"-spacer-", 1, 0, '-', "Check the consistency of the configuration in a given file and produce verbose output:", pcmk_option_paragraph}, {"-spacer-", 1, 0, '-', " crm_verify --xml-file file.xml --verbose", pcmk_option_example}, {0, 0, 0, 0} }; /* *INDENT-ON* */ int main(int argc, char **argv) { xmlNode *cib_object = NULL; xmlNode *status = NULL; int argerr = 0; int flag; int option_index = 0; pe_working_set_t *data_set = NULL; cib_t *cib_conn = NULL; int rc = pcmk_ok; bool verbose = FALSE; gboolean xml_stdin = FALSE; const char *xml_tag = NULL; const char *xml_file = NULL; const char *xml_string = NULL; crm_log_cli_init("crm_verify"); crm_set_options(NULL, "[modifiers] data_source", long_options, "check a Pacemaker configuration for errors" "\n\nCheck the well-formedness of a complete Pacemaker XML configuration," "\n\nits conformance to the configured schema, and the presence of common" "\n\nmisconfigurations. Problems reported as errors must be fixed before the" "\n\ncluster will work properly. It is left to the administrator to decide" "\n\nwhether to fix problems reported as warnings."); while (1) { flag = crm_get_option(argc, argv, &option_index); if (flag == -1) break; switch (flag) { case 'X': crm_trace("Option %c => %s", flag, optarg); xml_string = optarg; break; case 'x': crm_trace("Option %c => %s", flag, optarg); xml_file = optarg; break; case 'p': xml_stdin = TRUE; break; case 'S': cib_save = optarg; break; case 'V': verbose = TRUE; crm_bump_log_level(argc, argv); break; case 'L': USE_LIVE_CIB = TRUE; break; case '$': case '?': crm_help(flag, CRM_EX_OK); break; default: fprintf(stderr, "Option -%c is not yet supported\n", flag); ++argerr; break; } } if (optind < argc) { printf("non-option ARGV-elements: "); while (optind < argc) { printf("%s ", argv[optind++]); } printf("\n"); } if (optind > argc) { ++argerr; } if (argerr) { crm_err("%d errors in option parsing", argerr); crm_help(flag, CRM_EX_USAGE); } crm_info("=#=#=#=#= Getting XML =#=#=#=#="); if (USE_LIVE_CIB) { cib_conn = cib_new(); rc = cib_conn->cmds->signon(cib_conn, crm_system_name, cib_command); } if (USE_LIVE_CIB) { if (rc == pcmk_ok) { int options = cib_scope_local | cib_sync_call; crm_info("Reading XML from: live cluster"); rc = cib_conn->cmds->query(cib_conn, NULL, &cib_object, options); } if (rc != pcmk_ok) { fprintf(stderr, "Live CIB query failed: %s\n", pcmk_strerror(rc)); goto done; } if (cib_object == NULL) { fprintf(stderr, "Live CIB query failed: empty result\n"); rc = -ENOMSG; goto done; } } else if (xml_file != NULL) { cib_object = filename2xml(xml_file); if (cib_object == NULL) { fprintf(stderr, "Couldn't parse input file: %s\n", xml_file); rc = -ENODATA; goto done; } } else if (xml_string != NULL) { cib_object = string2xml(xml_string); if (cib_object == NULL) { fprintf(stderr, "Couldn't parse input string: %s\n", xml_string); rc = -ENODATA; goto done; } } else if (xml_stdin) { cib_object = stdin2xml(); if (cib_object == NULL) { fprintf(stderr, "Couldn't parse input from STDIN.\n"); rc = -ENODATA; goto done; } } else { fprintf(stderr, "No configuration source specified." " Use --help for usage information.\n"); rc = -ENODATA; goto done; } xml_tag = crm_element_name(cib_object); if (safe_str_neq(xml_tag, XML_TAG_CIB)) { fprintf(stderr, "This tool can only check complete configurations (i.e. those starting with ).\n"); rc = -EBADMSG; goto done; } if (cib_save != NULL) { write_xml_file(cib_object, cib_save, FALSE); } status = get_object_root(XML_CIB_TAG_STATUS, cib_object); if (status == NULL) { create_xml_node(cib_object, XML_CIB_TAG_STATUS); } if (validate_xml(cib_object, NULL, FALSE) == FALSE) { crm_config_err("CIB did not pass schema validation"); free_xml(cib_object); cib_object = NULL; } else if (cli_config_update(&cib_object, NULL, FALSE) == FALSE) { crm_config_error = TRUE; free_xml(cib_object); cib_object = NULL; fprintf(stderr, "The cluster will NOT be able to use this configuration.\n"); fprintf(stderr, "Please manually update the configuration to conform to the %s syntax.\n", xml_latest_schema()); } data_set = pe_new_working_set(); if (data_set == NULL) { rc = -errno; crm_perror(LOG_CRIT, "Unable to allocate working set"); goto done; } if (cib_object == NULL) { } else if (status != NULL || USE_LIVE_CIB) { /* live queries will always have a status section and can do a full simulation */ do_calculations(data_set, cib_object, NULL); } else { data_set->now = crm_time_new(NULL); data_set->input = cib_object; stage0(data_set); } pe_free_working_set(data_set); if (crm_config_error) { fprintf(stderr, "Errors found during check: config not valid\n"); if (verbose == FALSE) { fprintf(stderr, " -V may provide more details\n"); } rc = -pcmk_err_schema_validation; } else if (crm_config_warning) { fprintf(stderr, "Warnings found during check: config may not be valid\n"); if (verbose == FALSE) { fprintf(stderr, " Use -V -V for more details\n"); } rc = -pcmk_err_schema_validation; } if (USE_LIVE_CIB && cib_conn) { cib_conn->cmds->signoff(cib_conn); cib_delete(cib_conn); } done: - return crm_exit(crm_errno2exit(rc)); + crm_exit(crm_errno2exit(rc)); } diff --git a/tools/test.iso8601.c b/tools/iso8601.c similarity index 94% rename from tools/test.iso8601.c rename to tools/iso8601.c index bf88b7b451..d305d115e6 100644 --- a/tools/test.iso8601.c +++ b/tools/iso8601.c @@ -1,223 +1,225 @@ /* - * Copyright 2005-2019 Andrew Beekhof + * Copyright 2005-2019 the Pacemaker project contributors + * + * The version control history for this file may have further details. * * This source code is licensed under the GNU General Public License version 2 * or later (GPLv2+) WITHOUT ANY WARRANTY. */ #include #include #include #include /* CRM_ASSERT */ #include char command = 0; /* *INDENT-OFF* */ static struct crm_option long_options[] = { /* Top-level Options */ {"help", 0, 0, '?', "\tThis text"}, {"version", 0, 0, '$', "\tVersion information" }, {"verbose", 0, 0, 'V', "\tIncrease debug output"}, {"-spacer-", 0, 0, '-', "\nCommands:"}, {"now", 0, 0, 'n', "\tDisplay the current date/time"}, {"date", 1, 0, 'd', "Parse an ISO8601 date/time. Eg. '2005-01-20 00:30:00 +01:00' or '2005-040'"}, { "period", 1, 0, 'p', "Parse an ISO8601 period (interval) with start time (for example, '2005-040/2005-043')" }, { "duration", 1, 0, 'D', "Parse an ISO8601 duration with start time (for example, '2005-040/P1M')" }, { "expected", 1, 0, 'E', "Parse an ISO8601 duration with start time (for example, '2005-040/P1M')" }, {"-spacer-",0, 0, '-', "\nOutput Modifiers:"}, {"seconds", 0, 0, 's', "\tShow result as a seconds since 0000-001 00:00:00Z"}, {"epoch", 0, 0, 'S', "\tShow result as a seconds since EPOCH (1970-001 00:00:00Z)"}, {"local", 0, 0, 'L', "\tShow result as a 'local' date/time"}, {"ordinal", 0, 0, 'O', "\tShow result as an 'ordinal' date/time"}, {"week", 0, 0, 'W', "\tShow result as an 'calendar week' date/time"}, - {"-spacer-",0, 0, '-', "\nFor more information on the ISO8601 standard, see: http://en.wikipedia.org/wiki/ISO_8601"}, + {"-spacer-",0, 0, '-', "\nFor more information on the ISO8601 standard, see https://en.wikipedia.org/wiki/ISO_8601"}, {0, 0, 0, 0} }; /* *INDENT-ON* */ static void log_time_period(int log_level, crm_time_period_t * dtp, int flags) { char *start = crm_time_as_string(dtp->start, flags); char *end = crm_time_as_string(dtp->end, flags); CRM_ASSERT(start != NULL && end != NULL); if (log_level < LOG_CRIT) { printf("Period: %s to %s\n", start, end); } else { do_crm_log(log_level, "Period: %s to %s", start, end); } free(start); free(end); } int main(int argc, char **argv) { crm_exit_t exit_code = CRM_EX_OK; int argerr = 0; int flag; int index = 0; int print_options = 0; crm_time_t *duration = NULL; crm_time_t *date_time = NULL; crm_time_period_t *period = NULL; const char *period_s = NULL; const char *duration_s = NULL; const char *date_time_s = NULL; const char *expected_s = NULL; crm_log_cli_init("iso8601"); crm_set_options(NULL, "command [output modifier] ", long_options, "Display and parse ISO8601 dates and times"); if (argc < 2) { argerr++; } while (1) { flag = crm_get_option(argc, argv, &index); if (flag == -1) break; switch (flag) { case 'V': crm_bump_log_level(argc, argv); break; case '?': case '$': - return crm_help(flag, CRM_EX_OK); + crm_help(flag, CRM_EX_OK); break; case 'n': date_time_s = "now"; break; case 'd': date_time_s = optarg; break; case 'p': period_s = optarg; break; case 'D': duration_s = optarg; break; case 'E': expected_s = optarg; break; case 'S': print_options |= crm_time_epoch; break; case 's': print_options |= crm_time_seconds; break; case 'W': print_options |= crm_time_weeks; break; case 'O': print_options |= crm_time_ordinal; break; case 'L': print_options |= crm_time_log_with_timezone; break; break; } } if (safe_str_eq("now", date_time_s)) { date_time = crm_time_new(NULL); if (date_time == NULL) { fprintf(stderr, "Internal error: couldn't determine 'now'!\n"); crm_exit(CRM_EX_SOFTWARE); } crm_time_log(LOG_TRACE, "Current date/time", date_time, crm_time_ordinal | crm_time_log_date | crm_time_log_timeofday); crm_time_log(-1, "Current date/time", date_time, print_options | crm_time_log_date | crm_time_log_timeofday); } else if (date_time_s) { date_time = crm_time_new(date_time_s); if (date_time == NULL) { fprintf(stderr, "Invalid date/time specified: %s\n", optarg); - return crm_help('?', CRM_EX_USAGE); + crm_help('?', CRM_EX_USAGE); } crm_time_log(LOG_TRACE, "Date", date_time, crm_time_ordinal | crm_time_log_date | crm_time_log_timeofday); crm_time_log(-1, "Date", date_time, print_options | crm_time_log_date | crm_time_log_timeofday); } if (duration_s) { duration = crm_time_parse_duration(duration_s); if (duration == NULL) { fprintf(stderr, "Invalid duration specified: %s\n", duration_s); - return crm_help('?', CRM_EX_USAGE); + crm_help('?', CRM_EX_USAGE); } crm_time_log(LOG_TRACE, "Duration", duration, crm_time_log_duration); crm_time_log(-1, "Duration", duration, print_options | crm_time_log_duration); } if (period_s) { period = crm_time_parse_period(period_s); if (period == NULL) { fprintf(stderr, "Invalid interval specified: %s\n", optarg); - return crm_help('?', CRM_EX_USAGE); + crm_help('?', CRM_EX_USAGE); } log_time_period(LOG_TRACE, period, print_options | crm_time_log_date | crm_time_log_timeofday); log_time_period(-1, period, print_options | crm_time_log_date | crm_time_log_timeofday); } if (date_time && duration) { crm_time_t *later = crm_time_add(date_time, duration); crm_time_log(LOG_TRACE, "Duration ends at", later, crm_time_ordinal | crm_time_log_date | crm_time_log_timeofday); crm_time_log(-1, "Duration ends at", later, print_options | crm_time_log_date | crm_time_log_timeofday | crm_time_log_with_timezone); if (expected_s) { char *dt_s = crm_time_as_string(later, print_options | crm_time_log_date | crm_time_log_timeofday); if (safe_str_neq(expected_s, dt_s)) { exit_code = CRM_EX_ERROR; } free(dt_s); } crm_time_free(later); } else if (date_time && expected_s) { char *dt_s = crm_time_as_string(date_time, print_options | crm_time_log_date | crm_time_log_timeofday); if (safe_str_neq(expected_s, dt_s)) { exit_code = CRM_EX_ERROR; } free(dt_s); } crm_time_free(date_time); crm_time_free(duration); if (period) { crm_time_free(period->start); crm_time_free(period->end); crm_time_free(period->diff); free(period); } - return crm_exit(exit_code); + crm_exit(exit_code); }