diff --git a/configure.ac b/configure.ac index 56bb19b926..036d72e135 100644 --- a/configure.ac +++ b/configure.ac @@ -1,1736 +1,1748 @@ dnl dnl autoconf for Pacemaker dnl dnl License: GNU General Public License (GPL) dnl =============================================== dnl Bootstrap dnl =============================================== AC_PREREQ(2.53) 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 AC_INIT(pacemaker, 1.1.6, pacemaker@oss.clusterlabs.org) CRM_DTD_VERSION="1.2" PKG_FEATURES="" HB_PKG=heartbeat 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 lha_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 AM_CONFIG_HEADER(include/config.h include/crm_config.h) ALL_LINGUAS="en fr" AC_ARG_WITH(version, [ --with-version=version Override package version (if you're a packager needing to pretend) ], [ PACKAGE_VERSION="$withval" ]) AC_ARG_WITH(pkg-name, [ --with-pkg-name=name Override package name (if you're a packager needing to pretend) ], [ PACKAGE_NAME="$withval" ]) AM_INIT_AUTOMAKE($PACKAGE_NAME, $PACKAGE_VERSION) AC_DEFINE_UNQUOTED(PACEMAKER_VERSION, "$PACKAGE_VERSION", Current pacemaker version) PACKAGE_SERIES=`echo $PACKAGE_VERSION | awk -F. '{ print $1"."$2 }'` AC_SUBST(PACKAGE_SERIES) AC_SUBST(PACKAGE_VERSION) dnl automake >= 1.11 offers --enable-silent-rules for suppressing the output from dnl normal compilation. When a failure occurs, it will then display the full dnl command line dnl Wrap in m4_ifdef to avoid breaking on older platforms m4_ifdef([AM_SILENT_RULES],[AM_SILENT_RULES]) CC_IN_CONFIGURE=yes export CC_IN_CONFIGURE LDD=ldd dnl ======================================================================== dnl Compiler characteristics dnl ======================================================================== AC_PROG_CC dnl Can force other with environment variable "CC". AM_PROG_CC_C_O AC_PROG_CC_STDC AC_LIBTOOL_DLOPEN dnl Enable dlopen support... AC_LIBLTDL_CONVENIENCE dnl make libltdl a convenience lib AC_PROG_LIBTOOL AC_C_STRINGIZE AC_TYPE_SIZE_T AC_CHECK_SIZEOF(char) AC_CHECK_SIZEOF(short) AC_CHECK_SIZEOF(int) AC_CHECK_SIZEOF(long) AC_CHECK_SIZEOF(long long) AC_STRUCT_TIMEZONE dnl =============================================== dnl Helpers dnl =============================================== cc_supports_flag() { local CFLAGS="$@" 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 } extract_header_define() { AC_MSG_CHECKING(for $2 in $1) Cfile=$srcdir/extract_define.$2.${$} printf "#include \n" > ${Cfile}.c printf "#include <%s>\n" $1 >> ${Cfile}.c printf "int main(int argc, char **argv) { printf(\"%%s\", %s); return 0; }\n" $2 >> ${Cfile}.c $CC $CFLAGS ${Cfile}.c -o ${Cfile} value=`${Cfile}` AC_MSG_RESULT($value) printf $value rm -f ${Cfile}.c ${Cfile} } dnl =============================================== dnl Configure Options dnl =============================================== dnl Some systems, like Solaris require a custom package name AC_ARG_WITH(pkgname, [ --with-pkgname=name name for pkg (typically for Solaris) ], [ PKGNAME="$withval" ], [ PKGNAME="LXHAhb" ], ) AC_SUBST(PKGNAME) AC_ARG_ENABLE([ansi], [ --enable-ansi force GCC to compile to ANSI/ANSI standard for older compilers. [default=no]]) AC_ARG_ENABLE([fatal-warnings], [ --enable-fatal-warnings very pedantic and fatal warnings for gcc [default=yes]]) AC_ARG_ENABLE([quiet], [ --enable-quiet Supress make output unless there is an error [default=no]]) AC_ARG_ENABLE([thread-safe], [ --enable-thread-safe Enable some client libraries to be thread safe. [default=no]]) AC_ARG_ENABLE([bundled-ltdl], [ --enable-bundled-ltdl Configure, build and install the standalone ltdl library bundled with ${PACKAGE} [default=no]]) LTDL_LIBS="" AC_ARG_ENABLE([no-stack], [ --enable-no-stack Only build the Policy Engine and pieces needed to support it [default=no]]) AC_ARG_WITH(ais, [ --with-ais Support the Corosync messaging and membership layer ], [ SUPPORT_CS=$withval ], [ SUPPORT_CS=try ], ) AC_ARG_WITH(corosync, [ --with-corosync Support the Corosync messaging and membership layer ], [ SUPPORT_CS=$withval ], [ SUPPORT_CS=try ], ) AC_ARG_WITH(heartbeat, [ --with-heartbeat Support the Heartbeat messaging and membership layer ], [ SUPPORT_HEARTBEAT=$withval ], [ SUPPORT_HEARTBEAT=try ], ) AC_ARG_WITH(cman, [ --with-cman Support the consumption of membership and quorum from cman ], [ SUPPORT_CMAN=$withval ], [ SUPPORT_CMAN=try ], ) AC_ARG_WITH(cpg, [ --with-cs-quorum Support the consumption of membership and quorum from corosync ], [ SUPPORT_CS_QUORUM=$withval ], [ SUPPORT_CS_QUORUM=try ], ) AC_ARG_WITH(snmp, [ --with-snmp Support the SNMP protocol ], [ SUPPORT_SNMP=$withval ], [ SUPPORT_SNMP=try ], ) AC_ARG_WITH(esmtp, [ --with-esmtp Support the sending mail notifications with the esmtp library ], [ SUPPORT_ESMTP=$withval ], [ SUPPORT_ESMTP=try ], ) AC_ARG_WITH(acl, [ --with-acl Support CIB ACL ], [ SUPPORT_ACL=$withval ], [ SUPPORT_ACL=no ], ) CSPREFIX="" AC_ARG_WITH(ais-prefix, [ --with-ais-prefix=DIR Prefix used when Corosync was installed [$prefix]], [ CSPREFIX=$withval ], [ CSPREFIX=$prefix ]) LCRSODIR="" AC_ARG_WITH(lcrso-dir, [ --with-lcrso-dir=DIR Corosync lcrso files. ], [ LCRSODIR="$withval" ]) INITDIR="" AC_ARG_WITH(initdir, [ --with-initdir=DIR directory for init (rc) scripts [${INITDIR}]], [ INITDIR="$withval" ]) SUPPORT_TRACING=0 AC_ARG_WITH(tracedata, [ --with-tracedata Support the dynamic enablement of addition trace logging ], [ SUPPORT_TRACING=$withval ]) SUPPORT_PROFILING=0 AC_ARG_WITH(profiling, [ --with-profiling Support gprof profiling ], [ SUPPORT_PROFILING=$withval ]) SUPPORT_GCOV=0 AC_ARG_WITH(gcov, [ --with-gcov Support gcov coverage testing ], [ SUPPORT_GCOV=$withval ]) PUBLICAN_BRAND="common" AC_ARG_WITH(brand, [ --with-brand=brand Brand to use for generated documentation [$PUBLICAN_BRAND]], [ PUBLICAN_BRAND="$withval" ]) AC_SUBST(PUBLICAN_BRAND) dnl =============================================== dnl General Processing dnl =============================================== AC_SUBST(HB_PKG) INIT_EXT="" echo Our Host OS: $host_os/$host AC_MSG_NOTICE(Sanitizing prefix: ${prefix}) case $prefix in NONE) prefix=/usr;; esac AC_MSG_NOTICE(Sanitizing exec_prefix: ${exec_prefix}) case $exec_prefix in dnl For consistency with Heartbeat, map NONE->$prefix NONE) exec_prefix=$prefix;; prefix) exec_prefix=$prefix;; esac AC_MSG_NOTICE(Sanitizing ais_prefix: ${CSPREFIX}) case $CSPREFIX in dnl For consistency with Heartbeat, map NONE->$prefix NONE) CSPREFIX=$prefix;; prefix) CSPREFIX=$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 $libdir in dnl For consistency with Heartbeat, map NONE->$prefix *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($libdir); ;; esac dnl Expand autoconf variables so that we dont end up with '${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}-${VERSION} #docdir=${datadir}/doc/packages/${PACKAGE} fi AC_SUBST(docdir) for j in prefix exec_prefix bindir sbindir libexecdir datadir sysconfdir \ sharedstatedir localstatedir libdir includedir oldincludedir infodir \ mandir INITDIR docdir do dirname=`eval echo '${'${j}'}'` if test ! -d "$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 "$host_os" in *bsd*) LIBS="-L/usr/local/lib" CPPFLAGS="$CPPFLAGS -I/usr/local/include" INIT_EXT=".sh" ;; *solaris*) ;; *linux*) AC_DEFINE_UNQUOTED(ON_LINUX, 1, Compiling for Linux platform) CFLAGS="$CFLAGS -I${prefix}/include" ;; darwin*) AC_DEFINE_UNQUOTED(ON_DARWIN, 1, Compiling for Darwin platform) LIBS="$LIBS -L${prefix}/lib" CFLAGS="$CFLAGS -I${prefix}/include" ;; esac dnl Eventually remove this CFLAGS="$CFLAGS -I${prefix}/include/heartbeat" AC_SUBST(INIT_EXT) AC_DEFINE_UNQUOTED(HA_LOG_FACILITY, LOG_DAEMON, Default logging facility) AC_MSG_NOTICE(Host CPU: $host_cpu) case "$host_cpu" in ppc64|powerpc64) case $CFLAGS in *powerpc64*) ;; *) if test "$GCC" = yes; then CFLAGS="$CFLAGS -m64" fi ;; esac esac AC_MSG_CHECKING(which format is needed to print uint64_t) ac_save_CFLAGS=$CFLAGS CFLAGS="-Wall -Werror" AC_COMPILE_IFELSE( [AC_LANG_PROGRAM( [ #include #include #include ], [ int max = 512; uint64_t bignum = 42; char *buffer = malloc(max); const char *random = "random"; snprintf(buffer, max-1, "", bignum, random); fprintf(stderr, "Result: %s\n", buffer); ] )], [U64T="%lu"], [U64T="%llu"] ) CFLAGS=$ac_save_CFLAGS AC_MSG_RESULT($U64T) AC_DEFINE_UNQUOTED(U64T, "$U64T", Correct printf format for logging uint64_t) AC_CHECK_HEADERS(hb_config.h) AC_CHECK_HEADERS(glue_config.h) AC_CHECK_HEADERS(agent_config.h) GLUE_HEADER=none if test "$ac_cv_header_glue_config_h" = "yes"; then GLUE_HEADER=glue_config.h elif test "$ac_cv_header_hb_config_h" = "yes"; then GLUE_HEADER=hb_config.h else AC_MSG_FAILURE(Core development headers were not found) fi dnl Variables needed for substitution CRM_DTD_DIRECTORY="${datadir}/pacemaker" AC_DEFINE_UNQUOTED(CRM_DTD_DIRECTORY,"$CRM_DTD_DIRECTORY", Location for the Pacemaker Relax-NG Schema) AC_SUBST(CRM_DTD_DIRECTORY) AC_DEFINE_UNQUOTED(CRM_DTD_VERSION,"$CRM_DTD_VERSION", Current version of the Pacemaker Relax-NG Schema) AC_SUBST(CRM_DTD_VERSION) CRM_DAEMON_USER=`extract_header_define $GLUE_HEADER HA_CCMUSER` AC_DEFINE_UNQUOTED(CRM_DAEMON_USER,"$CRM_DAEMON_USER", User to run Pacemaker daemons as) AC_SUBST(CRM_DAEMON_USER) CRM_DAEMON_GROUP=`extract_header_define $GLUE_HEADER HA_APIGROUP` AC_DEFINE_UNQUOTED(CRM_DAEMON_GROUP,"$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) PE_STATE_DIR="${localstatedir}/lib/pengine" AC_DEFINE_UNQUOTED(PE_STATE_DIR,"$PE_STATE_DIR", Where to keep PEngine outputs) AC_SUBST(PE_STATE_DIR) dnl Eventually move out of the heartbeat dir tree and create compatability code CRM_CONFIG_DIR="${localstatedir}/lib/heartbeat/crm" AC_DEFINE_UNQUOTED(CRM_CONFIG_DIR,"$CRM_CONFIG_DIR", Where to keep CIB configuration files) AC_SUBST(CRM_CONFIG_DIR) dnl Eventually move out of the heartbeat dir tree and create compatability code dnl CRM_DAEMON_DIR=$libdir/pacemaker CRM_DAEMON_DIR=`extract_header_define $GLUE_HEADER HA_LIBHBDIR` AC_DEFINE_UNQUOTED(CRM_DAEMON_DIR,"$CRM_DAEMON_DIR", Location for Pacemaker daemons) AC_SUBST(CRM_DAEMON_DIR) dnl Create symlinks to here from CRM_DAEMON_DIR when needed HB_DAEMON_DIR=`extract_header_define $GLUE_HEADER HA_LIBHBDIR` AC_DEFINE_UNQUOTED(HB_DAEMON_DIR,"$HB_DAEMON_DIR", Location for Heartbeat expects Pacemaker daemons to be in) AC_SUBST(HB_DAEMON_DIR) dnl Needed so that the Corosync plugin can clear out the directory as Heartbeat does HA_STATE_DIR=`extract_header_define $GLUE_HEADER HA_VARRUNDIR` AC_DEFINE_UNQUOTED(HA_STATE_DIR,"$HA_STATE_DIR", Where Heartbeat keeps state files and sockets) AC_SUBST(HA_STATE_DIR) CRM_RSCTMP_DIR= if test "$ac_cv_header_agent_config_h" = "yes"; then CRM_RSCTMP_DIR=`extract_header_define agent_config.h HA_RSCTMPDIR` else AC_MSG_WARN(Agents development headers were not found.) fi if test x$CRM_RSCTMP_DIR = x; then CRM_RSCTMP_DIR="$HA_STATE_DIR/heartbeat/rsctmp" fi AC_MSG_CHECKING(Scratch dir for resource agents) AC_MSG_RESULT($CRM_RSCTMP_DIR) AC_DEFINE_UNQUOTED(CRM_RSCTMP_DIR,"$CRM_RSCTMP_DIR", Where resource agents should keep state files) AC_SUBST(CRM_RSCTMP_DIR) dnl Needed for the location of hostcache in CTS.py HA_VARLIBHBDIR=`extract_header_define $GLUE_HEADER HA_VARLIBHBDIR` AC_SUBST(HA_VARLIBHBDIR) AC_DEFINE_UNQUOTED(UUID_FILE,"$localstatedir/lib/heartbeat/hb_uuid", Location of Heartbeat's UUID file) OCF_ROOT_DIR=`extract_header_define $GLUE_HEADER OCF_ROOT_DIR` if test "X$OCF_ROOT_DIR" = X; then AC_MSG_ERROR(Could not locate OCF directory) fi AC_SUBST(OCF_ROOT_DIR) OCF_RA_DIR=`extract_header_define $GLUE_HEADER OCF_RA_DIR` AC_DEFINE_UNQUOTED(OCF_RA_DIR,"$OCF_RA_DIR", Location for OCF RAs) AC_SUBST(OCF_RA_DIR) dnl Extract this value from glue_config.h once we no longer support anything else STONITH_PLUGIN_DIR="$libdir/stonith/plugins/stonith/" AC_DEFINE_UNQUOTED(STONITH_PLUGIN_DIR,"$STONITH_PLUGIN_DIR", Location for Stonith plugins) AC_SUBST(STONITH_PLUGIN_DIR) RH_STONITH_DIR="$sbindir" AC_DEFINE_UNQUOTED(RH_STONITH_DIR,"$RH_STONITH_DIR", Location for Red Hat Stonith agents) 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(Using archive hash: $BUILD_VERSION) elif test -x $GIT -a -d .git; then BUILD_VERSION=`$GIT log --pretty="format:%h" -n 1` AC_MSG_RESULT(Using 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(Using directory based hash: $BUILD_VERSION) fi AC_DEFINE_UNQUOTED(BUILD_VERSION, "$BUILD_VERSION", Build version) AC_MSG_RESULT($BUILD_VERSION) AC_SUBST(BUILD_VERSION) dnl =============================================== dnl Program Paths dnl =============================================== PATH="$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) AM_PATH_PYTHON AC_CHECK_PROGS(MAKE, gmake make) AC_PATH_PROGS(HTML2TXT, lynx w3m) AC_PATH_PROGS(HELP2MAN, help2man) AC_PATH_PROGS(POD2MAN, pod2man, pod2man) AC_PATH_PROGS(ASCIIDOC, asciidoc) AC_PATH_PROGS(PUBLICAN, publican) AC_PATH_PROGS(INKSCAPE, inkscape) AC_PATH_PROGS(XSLTPROC, xsltproc) AC_PATH_PROGS(FOP, fop) AC_PATH_PROGS(SSH, ssh, /usr/bin/ssh) AC_PATH_PROGS(SCP, scp, /usr/bin/scp) AC_PATH_PROGS(TAR, tar) AC_PATH_PROGS(MD5, md5) AC_PATH_PROGS(TEST, test) AC_PATH_PROGS(PKGCONFIG, pkg-config) AC_PATH_PROGS(XML2CONFIG, xml2-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 ${PACKAGE}) fi if test x"${MAKE}" = x""; then AC_MSG_ERROR(You need (g)make installed in order to build ${PACKAGE}) fi AM_CONDITIONAL(BUILD_HELP, test x"${HELP2MAN}" != x"") if test x"${HELP2MAN}" != x""; then PKG_FEATURES="$PKG_FEATURES generated-manpages" fi MANPAGE_XSLT="" if test x"${XSLTPROC}" != x""; then AC_MSG_CHECKING(docbook to manpage transform) XSLT=`find ${datadir} -name docbook.xsl` for xsl in $XSLT; do dname=`dirname $xsl` bname=`basename $dname` if test "$bname" = "manpages"; then MANPAGE_XSLT="$xsl" break fi done fi AC_MSG_RESULT($MANPAGE_XSLT) AC_SUBST(MANPAGE_XSLT) AM_CONDITIONAL(BUILD_XML_HELP, test x"${MANPAGE_XSLT}" != x"") if test x"${MANPAGE_XSLT}" != x""; then PKG_FEATURES="$PKG_FEATURES agent-manpages" fi AM_CONDITIONAL(BUILD_ASCIIDOC, test x"${ASCIIDOC}" != x"") if test x"${ASCIIDOC}" != x""; then PKG_FEATURES="$PKG_FEATURES ascii-docs" fi AM_CONDITIONAL(BUILD_DOCBOOK, test x"${PUBLICAN}" != x"" -a x"${INKSCAPE}" != x"") if test x"${PUBLICAN}" != x"" -a x"${INKSCAPE}" != x""; then AC_MSG_NOTICE(Enabling publican) PKG_FEATURES="$PKG_FEATURES publican-docs" fi dnl =============================================== dnl Libraries dnl =============================================== AC_CHECK_LIB(socket, socket) dnl -lsocket AC_CHECK_LIB(c, dlopen) dnl if dlopen is in libc... AC_CHECK_LIB(dl, dlopen) dnl -ldl (for Linux) AC_CHECK_LIB(rt, sched_getscheduler) dnl -lrt (for Tru64) AC_CHECK_LIB(gnugetopt, getopt_long) dnl -lgnugetopt ( if available ) AC_CHECK_LIB(pam, pam_start) dnl -lpam (if available) AC_CHECK_LIB(uuid, uuid_parse) dnl e2fsprogs AC_CHECK_LIB(uuid, uuid_create) dnl ossp if test x"${PKGCONFIG}" = x""; then AC_MSG_ERROR(You need pkgconfig installed in order to build ${PACKAGE}) fi dnl dnl On many systems libcrypto is needed when linking against libsnmp. dnl Check to see if it exists, and if so use it. dnl AC_CHECK_LIB(crypto, CRYPTO_free, CRYPTOLIB="-lcrypto",) AC_SUBST(CRYPTOLIB) if test "x${enable_thread_safe}" = "xyes"; then GPKGNAME="gthread-2.0" else GPKGNAME="glib-2.0" fi if $PKGCONFIG --exists $GPKGNAME then GLIBCONFIG="$PKGCONFIG $GPKGNAME" else set -x echo PKG_CONFIG_PATH=$PKG_CONFIG_PATH $PKGCONFIG --exists $GPKGNAME; echo $? $PKGCONFIG --cflags $GPKGNAME; echo $? $PKGCONFIG $GPKGNAME; echo $? set +x AC_MSG_ERROR(You need glib2-devel installed in order to build ${PACKAGE}) fi AC_MSG_RESULT(using $GLIBCONFIG) USE_GHASH_COMPAT=0 AC_CHECK_LIB(glib-2.0, g_hash_table_get_values) if test "x$ac_cv_lib_glib_2_0_g_hash_table_get_values" != x""yes; then AC_MSG_WARN(Your version of Glib is too old, you should have at least 2.14) USE_GHASH_COMPAT=1 fi AC_DEFINE_UNQUOTED(USE_GHASH_COMPAT, $USE_GHASH_COMPAT, Use g_hash_table compatibility functions) AC_SUBST(USE_GHASH_COMPAT) if $PKGCONFIG --exists systemd then systemdunitdir=`$PKGCONFIG --variable=systemdsystemunitdir systemd` AC_SUBST(systemdunitdir) fi AM_CONDITIONAL(HAVE_SYSTEMD, test -n "$systemdunitdir" -a "x$systemdunitdir" != xno) # # 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=${lt_cv_dlopen_libs} fi dnl dnl Check for location of gettext dnl dnl On at least Solaris 2.x, where it is in libc, specifying lintl causes dnl grief. Ensure minimal result, not the sum of all possibilities. dnl And do libc first. dnl Known examples: dnl c: Linux, Solaris 2.6+ dnl intl: BSD, AIX AC_CHECK_LIB(c, gettext) if test x$ac_cv_lib_c_gettext != xyes; then AC_CHECK_LIB(intl, gettext) fi if test x$ac_cv_lib_c_gettext != xyes -a x$ac_cv_lib_intl_gettext != xyes; then AC_MSG_ERROR(You need gettext installed in order to build ${PACKAGE}) fi if test "X$GLIBCONFIG" != X; then AC_MSG_CHECKING(for special glib includes: ) GLIBHEAD=`$GLIBCONFIG --cflags` AC_MSG_RESULT($GLIBHEAD) CPPFLAGS="$CPPFLAGS $GLIBHEAD" AC_MSG_CHECKING(for glib library flags) GLIBLIB=`$GLIBCONFIG --libs` AC_MSG_RESULT($GLIBLIB) LIBS="$LIBS $GLIBLIB" fi dnl ======================================================================== dnl Headers dnl ======================================================================== AC_HEADER_STDC AC_CHECK_HEADERS(arpa/inet.h) AC_CHECK_HEADERS(asm/types.h) AC_CHECK_HEADERS(assert.h) AC_CHECK_HEADERS(auth-client.h) AC_CHECK_HEADERS(ctype.h) AC_CHECK_HEADERS(dirent.h) AC_CHECK_HEADERS(errno.h) AC_CHECK_HEADERS(fcntl.h) AC_CHECK_HEADERS(getopt.h) AC_CHECK_HEADERS(glib.h) AC_CHECK_HEADERS(grp.h) AC_CHECK_HEADERS(limits.h) AC_CHECK_HEADERS(linux/errqueue.h) AC_CHECK_HEADERS(malloc.h) AC_CHECK_HEADERS(netdb.h) AC_CHECK_HEADERS(netinet/in.h) AC_CHECK_HEADERS(netinet/ip.h) AC_CHECK_HEADERS(pam/pam_appl.h) AC_CHECK_HEADERS(pthread.h) AC_CHECK_HEADERS(pwd.h) AC_CHECK_HEADERS(security/pam_appl.h) AC_CHECK_HEADERS(sgtty.h) AC_CHECK_HEADERS(signal.h) AC_CHECK_HEADERS(stdarg.h) AC_CHECK_HEADERS(stddef.h) AC_CHECK_HEADERS(stdio.h) AC_CHECK_HEADERS(stdlib.h) AC_CHECK_HEADERS(string.h) AC_CHECK_HEADERS(strings.h) AC_CHECK_HEADERS(sys/dir.h) AC_CHECK_HEADERS(sys/ioctl.h) AC_CHECK_HEADERS(sys/param.h) AC_CHECK_HEADERS(sys/poll.h) AC_CHECK_HEADERS(sys/resource.h) AC_CHECK_HEADERS(sys/select.h) AC_CHECK_HEADERS(sys/socket.h) AC_CHECK_HEADERS(sys/sockio.h) AC_CHECK_HEADERS(sys/stat.h) AC_CHECK_HEADERS(sys/time.h) AC_CHECK_HEADERS(sys/timeb.h) AC_CHECK_HEADERS(sys/types.h) AC_CHECK_HEADERS(sys/uio.h) AC_CHECK_HEADERS(sys/un.h) AC_CHECK_HEADERS(sys/utsname.h) AC_CHECK_HEADERS(sys/wait.h) AC_CHECK_HEADERS(time.h) AC_CHECK_HEADERS(unistd.h) AC_CHECK_HEADERS(winsock.h) dnl These headers need prerequisits before the tests will pass dnl AC_CHECK_HEADERS(net/if.h) dnl AC_CHECK_HEADERS(netinet/icmp6.h) dnl AC_CHECK_HEADERS(netinet/ip6.h) dnl AC_CHECK_HEADERS(netinet/ip_icmp.h) AC_MSG_CHECKING(for special libxml2 includes) if test "x$XML2CONFIG" = "x"; then AC_MSG_ERROR(libxml2 config not found) else XML2HEAD="`$XML2CONFIG --cflags`" AC_MSG_RESULT($XML2HEAD) AC_CHECK_LIB(xml2, xmlReadMemory) AC_CHECK_LIB(xslt, xsltApplyStylesheet) fi CPPFLAGS="$CPPFLAGS $XML2HEAD" AC_CHECK_HEADERS(libxml/xpath.h) AC_CHECK_HEADERS(libxslt/xslt.h) if test "$ac_cv_header_libxml_xpath_h" != "yes"; then AC_MSG_ERROR(The libxml developement headers were not found) fi if test "$ac_cv_header_libxslt_xslt_h" != "yes"; then AC_MSG_ERROR(The libxslt developement headers were not found) fi dnl ======================================================================== dnl Structures dnl ======================================================================== AC_CHECK_MEMBERS([struct tm.tm_gmtoff],,,[[#include ]]) AC_CHECK_MEMBERS([lrm_op_t.rsc_deleted],,,[[#include ]]) dnl ======================================================================== dnl Functions dnl ======================================================================== AC_CHECK_FUNCS(g_log_set_default_handler) AC_CHECK_FUNCS(getopt, AC_DEFINE(HAVE_DECL_GETOPT, 1, [Have getopt function])) AC_CHECK_FUNCS(nanosleep, AC_DEFINE(HAVE_DECL_NANOSLEEP, 1, [Have nanosleep function])) dnl ======================================================================== dnl ltdl dnl ======================================================================== AC_CHECK_LIB(ltdl, lt_dlopen, [LTDL_foo=1]) if test "x${enable_bundled_ltdl}" = "xyes"; then if test $ac_cv_lib_ltdl_lt_dlopen = yes; then AC_MSG_NOTICE([Disabling usage of installed ltdl]) fi ac_cv_lib_ltdl_lt_dlopen=no fi LIBLTDL_DIR="" if test $ac_cv_lib_ltdl_lt_dlopen != yes ; then AC_MSG_NOTICE([Installing local ltdl]) LIBLTDL_DIR=libltdl ( cd $srcdir ; $TAR -xvf libltdl.tar ) if test "$?" -ne 0; then AC_MSG_ERROR([$TAR of libltdl.tar in $srcdir failed]) fi AC_CONFIG_SUBDIRS(libltdl) else LIBS="$LIBS -lltdl" AC_MSG_NOTICE([Using installed ltdl]) INCLTDL="" LIBLTDL="" fi AC_SUBST(INCLTDL) AC_SUBST(LIBLTDL) AC_SUBST(LIBLTDL_DIR) 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 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 "$ac_cv_header_ncurses_h" = "yes"; then AC_CHECK_LIB(ncurses, printw, [CURSESLIBS='-lncurses'; AC_DEFINE(HAVE_LIBNCURSES,1, have ncurses library)] ) fi if test "$ac_cv_header_ncurses_ncurses_h" = "yes"; then AC_CHECK_LIB(ncurses, printw, [CURSESLIBS='-lncurses'; AC_DEFINE(HAVE_LIBNCURSES,1, have ncurses 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_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$CURSESLIBS" != "x"; then PKG_FEATURES="$PKG_FEATURES ncurses" fi dnl Check for printw() prototype compatibility if test X"$CURSESLIBS" != X"" && cc_supports_flag -Wcast-qual && cc_supports_flag -Werror; then AC_MSG_CHECKING(whether printw() requires argument of "const char *") ac_save_LIBS=$LIBS LIBS="$CURSESLIBS $LIBS" ac_save_CFLAGS=$CFLAGS CFLAGS="-Wcast-qual -Werror" AC_LINK_IFELSE( [AC_LANG_PROGRAM( [ #if defined(HAVE_CURSES_H) # include #elif defined(HAVE_NCURSES_H) # include #endif ], [printw((const char *)"Test");] )], [ac_cv_compatible_printw=yes], [ac_cv_compatible_printw=no] ) LIBS=$ac_save_LIBS CFLAGS=$ac_save_CFLAGS AC_MSG_RESULT([$ac_cv_compatible_printw]) if test "$ac_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) case $SUPPORT_PROFILING in 1|yes|true) SUPPORT_PROFILING=1 dnl Enable gprof #LIBS="$LIBS -pg" #CFLAGS="$CFLAGS -pg" dnl Disable various compiler optimizations CFLAGS="$CFLAGS -fno-omit-frame-pointer" #CFLAGS="$CFLAGS -fno-inline-functions -fno-inline-functions-called-once -fno-optimize-sibling-calls" dnl CFLAGS="$CFLAGS -fno-default-inline -fno-inline" dnl Update features PKG_FEATURES="$PKG_FEATURES gprof" ;; *) SUPPORT_PROFILING=0;; esac AC_DEFINE_UNQUOTED(SUPPORT_PROFILING, $SUPPORT_PROFILING, Support for gprof profiling) case $SUPPORT_GCOV in 1|yes|true) SUPPORT_GCOV=1 dnl Enable gprof #LIBS="$LIBS -pg" #CFLAGS="$CFLAGS -pg" dnl Disable various compiler optimizations CFLAGS="$CFLAGS -fprofile-arcs -ftest-coverage -fno-inline -fno-default-inline" dnl Turn off optimization so code coverage tool dnl can get accurate line numbers CFLAGS=`echo "$CFLAGS" | sed -e 's/-O[0-9]*//g'` dnl Update features PKG_FEATURES="$PKG_FEATURES gcov" ;; *) SUPPORT_PROFILING=0;; esac AC_DEFINE_UNQUOTED(SUPPORT_GCOV, $SUPPORT_GCOV, Support for gcov coverage testing) case $SUPPORT_TRACING in 1|yes|true) SUPPORT_TRACING=1; PKG_FEATURES="$PKG_FEATURES trace-logging";; *) SUPPORT_TRACING=0;; esac AC_DEFINE_UNQUOTED(SUPPORT_TRACING, $SUPPORT_TRACING, Support the dynamic enablement of addition trace logging) dnl ======================================================================== dnl Cluster infrastructure - Heartbeat dnl ======================================================================== dnl On Debian, AC_CHECK_LIBS fail if a library has any unresolved symbols dnl So check for all the depenancies (so they're added to LIBS) before checking for -lplumb AC_CHECK_LIB(pils, PILLoadPlugin) AC_CHECK_LIB(plumb, G_main_add_IPC_Channel) if test x"$ac_cv_lib_plumb_G_main_add_IPC_Channel" != x"yes"; then AC_MSG_FAILURE(Core Heartbeat utility libraries not found: $ac_cv_lib_plumb_G_main_add_IPC_Channel) fi dnl Compatability checks AC_CHECK_FUNCS(msgfromIPC_timeout) AC_CHECK_MEMBERS([struct lrm_ops.fail_rsc],,,[[#include ]]) if test x${enable_no_stack} = xyes; then SUPPORT_HEARTBEAT=no SUPPORT_CS=no fi dnl ======================================================================== dnl Cluster stack - Heartbeat dnl ======================================================================== case $SUPPORT_HEARTBEAT in 1|yes|true) AC_CHECK_LIB(hbclient, ll_cluster_new, [SUPPORT_HEARTBEAT=1], [AC_MSG_FAILURE(Unable to support Heartbeat: client libraries not found)]);; try) AC_CHECK_LIB(hbclient, ll_cluster_new, [SUPPORT_HEARTBEAT=1], [SUPPORT_HEARTBEAT=0]);; *) SUPPORT_HEARTBEAT=0;; esac AM_CONDITIONAL(BUILD_HEARTBEAT_SUPPORT, test $SUPPORT_HEARTBEAT = 1) AC_DEFINE_UNQUOTED(SUPPORT_HEARTBEAT, $SUPPORT_HEARTBEAT, Support the Heartbeat messaging and membership layer) AC_SUBST(SUPPORT_HEARTBEAT) dnl ======================================================================== dnl Cluster stack - Corosync dnl ======================================================================== CSLIB="" dnl Normalize the values case $SUPPORT_CS in 1|yes|true) missingisfatal=1;; try) missingisfatal=0;; *) SUPPORT_CS=no;; esac +AC_CHECK_HEADERS(qb/qbipcc.h) AC_MSG_CHECKING(for native corosync) AISMSGLIB="" CS_VERSION="none" -COROSYNC_PKG="$PKGCONFIG libcoroipcc" +CS_USES_LIBQB=0 +COROSYNC_PKG="false" if test $SUPPORT_CS = no; then AC_MSG_RESULT(no... not requested.) else AC_MSG_RESULT($SUPPORT_CS, with '$CSPREFIX') AC_CHECK_HEADERS(openais/saAis.h) AC_CHECK_HEADERS(corosync/coroipcc.h) + saveLIBS="$LIBS" + if test "$ac_cv_header_corosync_coroipcc_h" = "yes"; then + COROSYNC_PKG="$PKGCONFIG libcoroipcc" + LIBS="$LIBS `$COROSYNC_PKG --libs-only-L`" + AC_CHECK_LIB(coroipcc, coroipcc_msg_send_reply_receive, []) + + if test $ac_cv_lib_coroipcc_coroipcc_msg_send_reply_receive != yes; then + aisreason="requred Corosync messaging libraries not found" + CS_VERSION="none" + fi + + elif test "$ac_cv_header_qb_qbipcc_h" = "yes"; then + CS_USES_LIBQB=1 + COROSYNC_PKG="$PKGCONFIG libqb" + LIBS="$LIBS `$COROSYNC_PKG --libs-only-L`" + AC_CHECK_LIB(qb, qb_ipcc_send, []) + + if test $ac_cv_lib_qb_qb_ipcc_send != yes; then + aisreason="requred libqb libraries not found" + CS_VERSION="none" + fi + + else + aisreason="corosync/libqb headers not found" + fi + LIBS="$saveLIBS" + $COROSYNC_PKG --exists if test $? = 0; then CS_VERSION="corosync" else aisreason="Corosync installation not found by pkg_config" fi fi if test $CS_VERSION != "none"; then AC_MSG_CHECKING(for Corosync branch) AC_MSG_RESULT($CS_VERSION) fi -if test $CS_VERSION = "corosync"; then - if test "$ac_cv_header_corosync_coroipcc_h" != "yes"; then - CS_VERSION="none" - aisreason="Corosync headers not found" - fi - - saveLIBS="$LIBS" - LIBS="$LIBS `$COROSYNC_PKG --libs-only-L`" - AC_CHECK_LIB(coroipcc, coroipcc_msg_send_reply_receive, []) - LIBS="$saveLIBS" - - if test $ac_cv_lib_coroipcc_coroipcc_msg_send_reply_receive != yes; then - AC_MSG_RESULT(Cannot locate corosync messaging library) - aisreason="requred Corosync libraries not found" - CS_VERSION="none" - fi - -fi - SUPPORT_CS=1 case $CS_VERSION in corosync) AC_DEFINE_UNQUOTED(SUPPORT_COROSYNC, 1, Support the Corosync messaging and membership layer) LCRSODIR=`$PKGCONFIG corosync --variable=lcrsodir` CFLAGS="$CFLAGS `$COROSYNC_PKG --cflags`" CSMSGLIB=`$COROSYNC_PKG --libs` ;; none) SUPPORT_CS=0 if test "x$aisreason" != x; then if test $missingisfatal = 0; then AC_MSG_WARN(Unable to support Corosync: $aisreason) else AC_MSG_FAILURE(Unable to support Corosync: $aisreason) fi fi ;; *) AC_MSG_FAILURE(Unknown Corosync branch: $CS_VERSION);; esac + +AC_DEFINE_UNQUOTED(CS_USES_LIBQB, $CS_USES_LIBQB, Does corosync use libqb for its ipc) AC_DEFINE_UNQUOTED(AIS_COROSYNC, $SUPPORT_CS, Compatability alias for SUPPORT_COROSYNC) AC_DEFINE_UNQUOTED(SUPPORT_AIS, $SUPPORT_CS, Compatability alias for SUPPORT_COROSYNC) AM_CONDITIONAL(BUILD_CS_SUPPORT, test $SUPPORT_CS = 1) AC_SUBST(SUPPORT_CS) PCMK_SERVICE_ID=9 if test $SUPPORT_CMAN != no; then AC_MSG_CHECKING(for cman) $PKGCONFIG libcman --exists if test $? = 0; then AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi AC_MSG_CHECKING(for cpg) $PKGCONFIG libcpg --exists if test $? = 0; then AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi AC_MSG_CHECKING(for fenced) $PKGCONFIG libfenced --exists if test $? = 0; then AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi $PKGCONFIG libcpg libcman libfenced --exists if test $? = 0; then CFLAGS="$CFLAGS `$PKGCONFIG libcpg libcman libfenced --cflags`" CSMSGLIB="$CSMSGLIB `$PKGCONFIG libcpg libcman libfenced --libs`" PKG_FEATURES="$PKG_FEATURES cman" SUPPORT_CMAN=1 AC_DEFINE_UNQUOTED(SUPPORT_CMAN, 1, Support the consumption of membership and quorum from cman) else SUPPORT_CMAN=0 fi fi AC_DEFINE_UNQUOTED(PCMK_SERVICE_ID, $PCMK_SERVICE_ID, Corosync service number) AC_SUBST(SUPPORT_CMAN) if test $SUPPORT_CS_QUORUM != no; then AC_MSG_CHECKING(for cpg) $PKGCONFIG libcpg --exists if test $? = 0; then AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi AC_MSG_CHECKING(for quorum) $PKGCONFIG libquorum --exists if test $? = 0; then AC_MSG_RESULT(yes) else AC_MSG_RESULT(no) fi $PKGCONFIG libcpg libquorum --exists if test $? = 0; then CFLAGS="$CFLAGS `$PKGCONFIG libcpg libquorum --cflags`" CSMSGLIB="$CSMSGLIB `$PKGCONFIG libcpg libquorum --libs`" PKG_FEATURES="$PKG_FEATURES corosync-quorum" AC_DEFINE_UNQUOTED(SUPPORT_CS_QUORUM, 1, Support the consumption of membership and quorum from corosync) fi fi dnl dnl Cluster stack - Sanity dnl STACKS="" CLUSTERLIBS="" if test $SUPPORT_HEARTBEAT = 1; then STACKS="$STACKS heartbeat" AC_DEFINE_UNQUOTED(CCM_LIBRARY, "libccmclient.so.1", Library to load for ccm support) AC_DEFINE_UNQUOTED(HEARTBEAT_LIBRARY, "libhbclient.so.1", Library to load for heartbeat support) fi if test $SUPPORT_CS = 1; then STACKS="$STACKS $CS_VERSION" CLUSTERLIBS="$CLUSTERLIBS ${CSMSGLIB}" else CSPREFIX="" LCRSODIR="$libdir" fi PKG_FEATURES="$PKG_FEATURES$STACKS" if test x${enable_no_stack} = xyes; then AC_MSG_NOTICE(No cluster stack supported. Just building the Policy Engine) PKG_FEATURES="$PKG_FEATURES no-cluster-stack" else AC_MSG_CHECKING(for supported stacks) if test x"$STACKS" = x; then AC_MSG_FAILURE(You must choose at least one cluster stack to support) fi AC_MSG_RESULT($STACKS) fi AC_SUBST(CLUSTERLIBS) AC_SUBST(LCRSODIR) dnl ======================================================================== dnl SNMP dnl ======================================================================== case $SUPPORT_SNMP in 1|yes|true) missingisfatal=1;; try) missingisfatal=0;; *) SUPPORT_SNMP=no;; esac SNMPLIBS="" AC_MSG_CHECKING(for snmp support) if test $SUPPORT_SNMP = no; then AC_MSG_RESULT(no... not requested.) SUPPORT_SNMP=0 else SNMPCONFIG="" AC_MSG_RESULT($SUPPORT_SNMP) AC_CHECK_HEADERS(net-snmp/net-snmp-config.h) if test "x${ac_cv_header_net_snmp_net_snmp_config_h}" != "xyes"; then SUPPORT_SNMP="no" fi if test $SUPPORT_SNMP != no; then AC_PATH_PROGS(SNMPCONFIG, net-snmp-config) if test "X${SNMPCONFIG}" = "X"; then AC_MSG_RESULT(You need the net_snmp development package to continue.) SUPPORT_SNMP=no fi fi if test $SUPPORT_SNMP != no; then AC_MSG_CHECKING(for special snmp libraries) SNMPLIBS=`$SNMPCONFIG --agent-libs` AC_MSG_RESULT($SNMPLIBS) fi if test $SUPPORT_SNMP != no; then savedLibs=$LIBS LIBS="$LIBS $SNMPLIBS" AC_CHECK_FUNCS(netsnmp_transport_open_client) if test $ac_cv_func_netsnmp_transport_open_client != yes; then AC_CHECK_FUNCS(netsnmp_tdomain_transport) if test $ac_cv_func_netsnmp_tdomain_transport != yes; then SUPPORT_SNMP=no else AC_DEFINE_UNQUOTED(NETSNMPV53, 1, [Use the older 5.3 version of the net-snmp API]) fi fi LIBS=$savedLibs fi if test $SUPPORT_SNMP = no; then SNMPLIBS="" SUPPORT_SNMP=0 if test $missingisfatal = 0; then AC_MSG_WARN(Unable to support SNMP) else AC_MSG_FAILURE(Unable to support SNMP) fi else SUPPORT_SNMP=1 fi fi if test $SUPPORT_SNMP = 1; then PKG_FEATURES="$PKG_FEATURES snmp" fi AC_SUBST(SNMPLIBS) AM_CONDITIONAL(ENABLE_SNMP, test "$SUPPORT_SNMP" = "1") AC_DEFINE_UNQUOTED(ENABLE_SNMP, $SUPPORT_SNMP, Build in support for sending SNMP traps) dnl ======================================================================== dnl ESMTP dnl ======================================================================== case $SUPPORT_ESMTP in 1|yes|true) missingisfatal=1;; try) missingisfatal=0;; *) SUPPORT_ESMTP=no;; esac ESMTPLIB="" AC_MSG_CHECKING(for esmtp support) if test $SUPPORT_ESMTP = no; then AC_MSG_RESULT(no... not requested.) SUPPORT_ESMTP=0 else ESMTPCONFIG="" AC_MSG_RESULT($SUPPORT_ESMTP) AC_CHECK_HEADERS(libesmtp.h) if test "x${ac_cv_header_libesmtp_h}" != "xyes"; then ENABLE_ESMTP="no" fi if test $SUPPORT_ESMTP != no; then AC_PATH_PROGS(ESMTPCONFIG, libesmtp-config) if test "X${ESMTPCONFIG}" = "X"; then AC_MSG_RESULT(You need the libesmtp development package to continue.) SUPPORT_ESMTP=no fi fi if test $SUPPORT_ESMTP != no; then AC_MSG_CHECKING(for special esmtp libraries) ESMTPLIBS=`$ESMTPCONFIG --libs | tr '\n' ' '` AC_MSG_RESULT($ESMTPLIBS) fi if test $SUPPORT_ESMTP = no; then SUPPORT_ESMTP=0 if test $missingisfatal = 0; then AC_MSG_WARN(Unable to support ESMTP) else AC_MSG_FAILURE(Unable to support ESMTP) fi else SUPPORT_ESMTP=1 fi fi if test $SUPPORT_ESMTP = 1; then PKG_FEATURES="$PKG_FEATURES libesmtp" fi AC_SUBST(ESMTPLIBS) AM_CONDITIONAL(ENABLE_ESMTP, test "$SUPPORT_ESMTP" = "1") AC_DEFINE_UNQUOTED(ENABLE_ESMTP, $SUPPORT_ESMTP, Build in support for sending mail notifications with ESMTP) 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 $SUPPORT_ACL = no; then AC_MSG_RESULT(no... not requested.) SUPPORT_ACL=0 else AC_MSG_RESULT($SUPPORT_ACL) AC_CHECK_MEMBERS([struct IPC_CHANNEL.farside_uid], [SUPPORT_ACL=yes], [SUPPORT_ACL=no], [[#include ]]) if test $SUPPORT_ACL = no; then SUPPORT_ACL=0 if test $missingisfatal = 0; then AC_MSG_WARN(Unable to support ACL. You need to use cluster-glue >= 1.0.6) else AC_MSG_FAILURE(Unable to support ACL. You need to use cluster-glue >= 1.0.6) fi else SUPPORT_ACL=1 fi fi if test $SUPPORT_ACL = 1; then PKG_FEATURES="$PKG_FEATURES acls" fi AM_CONDITIONAL(ENABLE_ACL, test "$SUPPORT_ACL" = "1") AC_DEFINE_UNQUOTED(ENABLE_ACL, $SUPPORT_ACL, Build in support for CIB ACL) dnl ======================================================================== dnl GnuTLS dnl ======================================================================== AC_CHECK_HEADERS(gnutls/gnutls.h) AC_CHECK_HEADERS(security/pam_appl.h pam/pam_appl.h) dnl GNUTLS library: Attempt to determine by 'libgnutls-config' program. dnl If no 'libgnutls-config', try traditional autoconf means. AC_PATH_PROGS(LIBGNUTLS_CONFIG, libgnutls-config) if test -n "$LIBGNUTLS_CONFIG"; then AC_MSG_CHECKING(for gnutls header flags) GNUTLSHEAD="`$LIBGNUTLS_CONFIG --cflags`"; AC_MSG_RESULT($GNUTLSHEAD) AC_MSG_CHECKING(for gnutls library flags) GNUTLSLIBS="`$LIBGNUTLS_CONFIG --libs`"; AC_MSG_RESULT($GNUTLSLIBS) fi AC_CHECK_LIB(gnutls, gnutls_init) AC_CHECK_FUNCS(gnutls_priority_set_direct) AC_SUBST(GNUTLSHEAD) AC_SUBST(GNUTLSLIBS) 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 $PKGCONFIG --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 $PKGCONFIG --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 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 unsetenv: is some bsdish function that should also be avoided (No dnl replacement) 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. dnl dnl daemon: is a GNU function. The daemon() function is for programs wishing to dnl detach themselves from the controlling terminal and run in the dnl background as system daemon dnl A replacement function is supplied for it. AC_REPLACE_FUNCS(alphasort inet_pton NoSuchFunctionName scandir setenv strerror unsetenv strnlen strndup daemon strlcpy strlcat) 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. CC_ERRORS="" CC_EXTRAS="" if export | fgrep " CFLAGS=" > /dev/null; then SAVED_CFLAGS="$CFLAGS" unset CFLAGS CFLAGS="$SAVED_CFLAGS" unset SAVED_CFLAGS fi if test "$GCC" != yes; then CFLAGS="$CFLAGS -g" enable_fatal_warnings=no else CFLAGS="$CFLAGS -ggdb3 -O0" # We had to eliminate -Wnested-externs because of libtool changes EXTRA_FLAGS="-fgnu89-inline -fstack-protector-all -Wall -Waggregate-return -Wbad-function-cast -Wcast-align -Wdeclaration-after-statement -Wendif-labels -Wfloat-equal -Wformat=2 -Wformat-security -Wformat-nonliteral -Winline -Wmissing-prototypes -Wmissing-declarations -Wnested-externs -Wno-long-long -Wno-strict-aliasing -Wno-unused-but-set-variable -Wpointer-arith -Wstrict-prototypes -Wunsigned-char -Wwrite-strings" # Additional warnings it might be nice to enable one day # -Wshadow # -Wunreachable-code for j in $EXTRA_FLAGS do if cc_supports_flag $j then CC_EXTRAS="$CC_EXTRAS $j" fi done dnl In lib/ais/Makefile.am there's a gcc option available as of v4.x GCC_MAJOR=`gcc -v 2>&1 | awk 'END{print $3}' | sed 's/[.].*//'` AM_CONDITIONAL(GCC_4, test "${GCC_MAJOR}" = 4) dnl System specific options case "$host_os" in *linux*|*bsd*) if test "${enable_fatal_warnings}" = "unknown"; then enable_fatal_warnings=yes fi ;; esac if test "x${enable_fatal_warnings}" != xno && cc_supports_flag -Werror ; then enable_fatal_warnings=yes else enable_fatal_warnings=no fi if test "x${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: ${CC_EXTRAS}) fi CFLAGS="$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="--quiet" QUIET_MAKE_OPTS="--quiet" fi AC_MSG_RESULT(Supress make details: ${enable_quiet}) dnl Put the above variables to use LIBTOOL="${LIBTOOL} --tag=CC \$(QUIET_LIBTOOL_OPTS)" MAKE="${MAKE} \$(QUIET_MAKE_OPTS)" AC_SUBST(CC) AC_SUBST(MAKE) AC_SUBST(LIBTOOL) AC_SUBST(QUIET_MAKE_OPTS) AC_SUBST(QUIET_LIBTOOL_OPTS) AC_DEFINE_UNQUOTED(CRM_FEATURES, "$PKG_FEATURES", Set of enabled features) AC_SUBST(PKG_FEATURES) dnl The Makefiles and shell scripts we output AC_CONFIG_FILES(Makefile \ cts/Makefile \ cts/CTSvars.py \ cts/LSBDummy \ cts/benchmark/Makefile \ cts/benchmark/clubench \ cib/Makefile \ crmd/Makefile \ pengine/Makefile \ pengine/regression.core.sh \ doc/Makefile \ doc/Pacemaker_Explained/publican.cfg \ doc/Clusters_from_Scratch/publican.cfg \ include/Makefile \ include/crm/Makefile \ include/crm/common/Makefile \ include/crm/pengine/Makefile \ replace/Makefile \ lib/Makefile \ lib/pcmk.pc \ lib/pcmk-pe.pc \ lib/pcmk-cib.pc \ lib/ais/Makefile \ lib/common/Makefile \ lib/cib/Makefile \ lib/pengine/Makefile \ lib/transition/Makefile \ lib/fencing/Makefile \ lib/plugins/Makefile \ lib/plugins/lrm/Makefile \ mcp/Makefile \ mcp/pacemaker \ mcp/pacemaker.service \ fencing/Makefile \ extra/Makefile \ extra/resources/Makefile \ tools/Makefile \ tools/crm_report \ tools/coverage.sh \ tools/hb2openais.sh \ tools/crm_primitive.py \ shell/Makefile \ shell/templates/Makefile \ shell/regression/Makefile \ shell/regression/testcases/Makefile \ shell/modules/Makefile \ shell/modules/ui.py \ shell/modules/ra.py \ shell/modules/vars.py \ shell/modules/help.py \ 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: $BUILD_VERSION)]) AC_MSG_RESULT([ Features =${PKG_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([ Corosync Plugins = ${LCRSODIR}]) AC_MSG_RESULT([]) AC_MSG_RESULT([ Use system LTDL = ${ac_cv_lib_ltdl_lt_dlopen}]) 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([ Libraries = ${LIBS}]) AC_MSG_RESULT([ Stack Libraries = ${CLUSTERLIBS}]) diff --git a/include/crm/ais.h b/include/crm/ais.h index b072ddf7ac..f22a3e9a29 100644 --- a/include/crm/ais.h +++ b/include/crm/ais.h @@ -1,370 +1,376 @@ /* * Copyright (C) 2004 Andrew Beekhof * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU 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 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 */ #ifndef CRM_AIS__H # define CRM_AIS__H # include # include # include # include # include # define AIS_IPC_MESSAGE_SIZE 8192*128 -# if SUPPORT_COROSYNC +# if HAVE_QB_QBIPCC_H +# include +# else +struct qb_ipc_request_header { + int size __attribute__((aligned(8))); + int id __attribute__((aligned(8))); +} __attribute__((aligned(8))); + +struct qb_ipc_response_header { + int size; __attribute__((aligned(8))); + int id __attribute__((aligned(8))); + int error __attribute__((aligned(8))); +} __attribute__((aligned(8))); +#endif -# include -# include -# include - -# else -typedef struct { - int size __attribute__ ((aligned(8))); - int id __attribute__ ((aligned(8))); -} coroipc_request_header_t __attribute__ ((aligned(8))); - -typedef struct { - int size; - __attribute__ ((aligned(8))) - int id __attribute__ ((aligned(8))); - int error __attribute__ ((aligned(8))); -} coroipc_response_header_t __attribute__ ((aligned(8))); +# if SUPPORT_COROSYNC +# if CS_USES_LIBQB +# include +# else +# include +# include +# include +static inline int qb_to_cs_error(int a) { return a; } +# endif # endif # define CRM_MESSAGE_IPC_ACK 0 # ifndef CRM_SERVICE # define CRM_SERVICE PCMK_SERVICE_ID # endif # define MAX_NAME 256 # define AIS_IPC_NAME "ais-crm-ipc" /* *INDENT-OFF* */ #define CRM_NODE_LOST "lost" #define CRM_NODE_MEMBER "member" #define CRM_NODE_ACTIVE CRM_NODE_MEMBER #define CRM_NODE_INACTIVE CRM_NODE_LOST #define CRM_NODE_EVICTED "evicted" typedef struct crm_ais_host_s AIS_Host; typedef struct crm_ais_msg_s AIS_Message; enum crm_ais_msg_class { crm_class_cluster = 0, crm_class_members = 1, crm_class_notify = 2, crm_class_nodeid = 3, crm_class_rmpeer = 4, crm_class_quorum = 5, }; /* order here matters - its used to index into the crm_children array */ enum crm_ais_msg_types { crm_msg_none = 0, crm_msg_ais = 1, crm_msg_lrmd = 2, crm_msg_cib = 3, crm_msg_crmd = 4, crm_msg_attrd = 5, crm_msg_stonithd = 6, crm_msg_te = 7, crm_msg_pe = 8, crm_msg_stonith_ng = 9, }; enum crm_proc_flag { crm_proc_none = 0x00000001, crm_proc_ais = 0x00000002, crm_proc_lrmd = 0x00000010, crm_proc_cib = 0x00000100, crm_proc_crmd = 0x00000200, crm_proc_attrd = 0x00001000, crm_proc_stonithd = 0x00002000, crm_proc_pe = 0x00010000, crm_proc_te = 0x00020000, crm_proc_mgmtd = 0x00040000, crm_proc_stonith_ng = 0x00100000, }; /* *INDENT-ON* */ typedef struct crm_peer_node_s { uint32_t id; uint64_t born; uint64_t last_seen; int32_t votes; uint32_t processes; char *uname; char *state; char *uuid; char *addr; char *version; } crm_node_t; struct crm_ais_host_s { uint32_t id; uint32_t pid; gboolean local; enum crm_ais_msg_types type; uint32_t size; char uname[MAX_NAME]; } __attribute__ ((packed)); struct crm_ais_msg_s { - coroipc_response_header_t header __attribute__ ((aligned(8))); + struct qb_ipc_response_header header __attribute__ ((aligned(8))); uint32_t id; gboolean is_compressed; AIS_Host host; AIS_Host sender; uint32_t size; uint32_t compressed_size; /* 584 bytes */ char data[0]; } __attribute__ ((packed)); struct crm_ais_nodeid_resp_s { - coroipc_response_header_t header __attribute__ ((aligned(8))); + struct qb_ipc_response_header header __attribute__ ((aligned(8))); uint32_t id; uint32_t counter; char uname[MAX_NAME]; char cname[MAX_NAME]; } __attribute__ ((packed)); struct crm_ais_quorum_resp_s { - coroipc_response_header_t header __attribute__ ((aligned(8))); + struct qb_ipc_response_header header __attribute__ ((aligned(8))); uint64_t id; uint32_t votes; uint32_t expected_votes; uint32_t quorate; } __attribute__ ((packed)); static inline const char * msg_type2text(enum crm_ais_msg_types type) { const char *text = "unknown"; switch (type) { case crm_msg_none: text = "unknown"; break; case crm_msg_ais: text = "ais"; break; case crm_msg_cib: text = "cib"; break; case crm_msg_crmd: text = "crmd"; break; case crm_msg_pe: text = "pengine"; break; case crm_msg_te: text = "tengine"; break; case crm_msg_lrmd: text = "lrmd"; break; case crm_msg_attrd: text = "attrd"; break; case crm_msg_stonithd: text = "stonithd"; break; case crm_msg_stonith_ng: text = "stonith-ng"; break; } return text; } static inline const char * peer2text(enum crm_proc_flag proc) { const char *text = "unknown"; switch (proc) { case crm_proc_none: text = "unknown"; break; case crm_proc_ais: text = "ais"; break; case crm_proc_cib: text = "cib"; break; case crm_proc_crmd: text = "crmd"; break; case crm_proc_pe: text = "pengine"; break; case crm_proc_te: text = "tengine"; break; case crm_proc_lrmd: text = "lrmd"; break; case crm_proc_attrd: text = "attrd"; break; case crm_proc_stonithd: text = "stonithd"; break; case crm_proc_stonith_ng: text = "stonith-ng"; break; case crm_proc_mgmtd: text = "mgmtd"; break; } return text; } static inline const char * ais_dest(const struct crm_ais_host_s *host) { if (host->local) { return "local"; } else if (host->size > 0) { return host->uname; } else { return ""; } } # define ais_data_len(msg) (msg->is_compressed?msg->compressed_size:msg->size) static inline AIS_Message * ais_msg_copy(const AIS_Message * source) { AIS_Message *target = malloc(sizeof(AIS_Message) + ais_data_len(source)); memcpy(target, source, sizeof(AIS_Message)); memcpy(target->data, source->data, ais_data_len(target)); return target; } static inline const char * ais_error2text(int error) { const char *text = "unknown"; # if SUPPORT_COROSYNC switch (error) { case CS_OK: text = "None"; break; case CS_ERR_LIBRARY: text = "Library error"; break; case CS_ERR_VERSION: text = "Version error"; break; case CS_ERR_INIT: text = "Initialization error"; break; case CS_ERR_TIMEOUT: text = "Timeout"; break; case CS_ERR_TRY_AGAIN: text = "Try again"; break; case CS_ERR_INVALID_PARAM: text = "Invalid parameter"; break; case CS_ERR_NO_MEMORY: text = "No memory"; break; case CS_ERR_BAD_HANDLE: text = "Bad handle"; break; case CS_ERR_BUSY: text = "Busy"; break; case CS_ERR_ACCESS: text = "Access error"; break; case CS_ERR_NOT_EXIST: text = "Doesn't exist"; break; case CS_ERR_NAME_TOO_LONG: text = "Name too long"; break; case CS_ERR_EXIST: text = "Exists"; break; case CS_ERR_NO_SPACE: text = "No space"; break; case CS_ERR_INTERRUPT: text = "Interrupt"; break; case CS_ERR_NAME_NOT_FOUND: text = "Name not found"; break; case CS_ERR_NO_RESOURCES: text = "No resources"; break; case CS_ERR_NOT_SUPPORTED: text = "Not supported"; break; case CS_ERR_BAD_OPERATION: text = "Bad operation"; break; case CS_ERR_FAILED_OPERATION: text = "Failed operation"; break; case CS_ERR_MESSAGE_ERROR: text = "Message error"; break; case CS_ERR_QUEUE_FULL: text = "Queue full"; break; case CS_ERR_QUEUE_NOT_AVAILABLE: text = "Queue not available"; break; case CS_ERR_BAD_FLAGS: text = "Bad flags"; break; case CS_ERR_TOO_BIG: text = "To big"; break; case CS_ERR_NO_SECTIONS: text = "No sections"; break; } # endif return text; } extern enum crm_ais_msg_types crm_system_type; extern enum crm_ais_msg_types text2msg_type(const char *text); extern char *get_ais_data(const AIS_Message * msg); extern gboolean check_message_sanity(const AIS_Message * msg, const char *data); #endif diff --git a/lib/ais/plugin.c b/lib/ais/plugin.c index ad9693c3d1..4495fa6468 100644 --- a/lib/ais/plugin.c +++ b/lib/ais/plugin.c @@ -1,1752 +1,1757 @@ /* * Copyright (C) 2004 Andrew Beekhof * * This library 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 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser 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 USAA */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include "plugin.h" #include "utils.h" #include #include #include #include #include #include #include #include #include struct corosync_api_v1 *pcmk_api = NULL; uint32_t plugin_has_votes = 0; uint32_t plugin_expected_votes = 2; int use_mgmtd = 0; int plugin_log_level = LOG_DEBUG; char *local_uname = NULL; int local_uname_len = 0; char *local_cname = NULL; int local_cname_len = 0; uint32_t local_nodeid = 0; char *ipc_channel_name = NULL; static uint64_t local_born_on = 0; uint64_t membership_seq = 0; pthread_t pcmk_wait_thread; gboolean use_mcp = FALSE; gboolean wait_active = TRUE; gboolean have_reliable_membership_id = FALSE; GHashTable *ipc_client_list = NULL; GHashTable *membership_list = NULL; GHashTable *membership_notify_list = NULL; #define MAX_RESPAWN 100 #define LOOPBACK_ID 16777343 #define crm_flag_none 0x00000000 #define crm_flag_members 0x00000001 struct crm_identify_msg_s { - coroipc_request_header_t header __attribute__ ((aligned(8))); + struct qb_ipc_request_header header __attribute__((aligned(8))); uint32_t id; uint32_t pid; int32_t votes; uint32_t processes; char uname[256]; char version[256]; uint64_t born_on; } __attribute__ ((packed)); /* *INDENT-OFF* */ static crm_child_t pcmk_children[] = { { 0, crm_proc_none, crm_flag_none, 0, 0, FALSE, "none", NULL, NULL, NULL, NULL }, { 0, crm_proc_ais, crm_flag_none, 0, 0, FALSE, "ais", NULL, NULL, NULL, NULL }, { 0, crm_proc_lrmd, crm_flag_none, 3, 0, TRUE, "lrmd", NULL, HB_DAEMON_DIR"/lrmd", NULL, NULL }, { 0, crm_proc_cib, crm_flag_members, 2, 0, TRUE, "cib", CRM_DAEMON_USER, CRM_DAEMON_DIR"/cib", NULL, NULL }, { 0, crm_proc_crmd, crm_flag_members, 6, 0, TRUE, "crmd", CRM_DAEMON_USER, CRM_DAEMON_DIR"/crmd", NULL, NULL }, { 0, crm_proc_attrd, crm_flag_none, 4, 0, TRUE, "attrd", CRM_DAEMON_USER, CRM_DAEMON_DIR"/attrd", NULL, NULL }, { 0, crm_proc_stonithd, crm_flag_none, 0, 0, TRUE, "stonithd", NULL, "/bin/false", NULL, NULL }, { 0, crm_proc_pe, crm_flag_none, 5, 0, TRUE, "pengine", CRM_DAEMON_USER, CRM_DAEMON_DIR"/pengine", NULL, NULL }, { 0, crm_proc_mgmtd, crm_flag_none, 7, 0, TRUE, "mgmtd", NULL, HB_DAEMON_DIR"/mgmtd", NULL, NULL }, { 0, crm_proc_stonith_ng, crm_flag_none, 1, 0, TRUE, "stonith-ng", NULL, CRM_DAEMON_DIR"/stonithd", NULL, NULL }, }; /* *INDENT-ON* */ void send_cluster_id(void); int send_cluster_msg_raw(const AIS_Message * ais_msg); char *pcmk_generate_membership_data(void); gboolean check_message_sanity(const AIS_Message * msg, const char *data); typedef const void ais_void_ptr; int pcmk_shutdown(void); void pcmk_peer_update(enum totem_configuration_type configuration_type, const unsigned int *member_list, size_t member_list_entries, const unsigned int *left_list, size_t left_list_entries, const unsigned int *joined_list, size_t joined_list_entries, const struct memb_ring_id *ring_id); int pcmk_startup(struct corosync_api_v1 *corosync_api); int pcmk_config_init(struct corosync_api_v1 *corosync_api); int pcmk_ipc_exit(void *conn); int pcmk_ipc_connect(void *conn); void pcmk_ipc(void *conn, ais_void_ptr * msg); void pcmk_exec_dump(void); void pcmk_cluster_swab(void *msg); void pcmk_cluster_callback(ais_void_ptr * message, unsigned int nodeid); void pcmk_nodeid(void *conn, ais_void_ptr * msg); void pcmk_nodes(void *conn, ais_void_ptr * msg); void pcmk_notify(void *conn, ais_void_ptr * msg); void pcmk_remove_member(void *conn, ais_void_ptr * msg); void pcmk_quorum(void *conn, ais_void_ptr * msg); void pcmk_cluster_id_swab(void *msg); void pcmk_cluster_id_callback(ais_void_ptr * message, unsigned int nodeid); void ais_remove_peer(char *node_id); static uint32_t get_process_list(void) { int lpc = 0; uint32_t procs = crm_proc_ais; if (use_mcp) { return 0; } for (lpc = 0; lpc < SIZEOF(pcmk_children); lpc++) { if (pcmk_children[lpc].pid != 0) { procs |= pcmk_children[lpc].flag; } } return procs; } static struct corosync_lib_handler pcmk_lib_service[] = { { /* 0 */ .lib_handler_fn = pcmk_ipc, .flow_control = COROSYNC_LIB_FLOW_CONTROL_NOT_REQUIRED, }, { /* 1 */ .lib_handler_fn = pcmk_nodes, .flow_control = COROSYNC_LIB_FLOW_CONTROL_NOT_REQUIRED, }, { /* 2 */ .lib_handler_fn = pcmk_notify, .flow_control = COROSYNC_LIB_FLOW_CONTROL_NOT_REQUIRED, }, { /* 3 */ .lib_handler_fn = pcmk_nodeid, .flow_control = COROSYNC_LIB_FLOW_CONTROL_NOT_REQUIRED, }, { /* 4 */ .lib_handler_fn = pcmk_remove_member, .flow_control = COROSYNC_LIB_FLOW_CONTROL_NOT_REQUIRED, }, { /* 5 */ .lib_handler_fn = pcmk_quorum, .flow_control = COROSYNC_LIB_FLOW_CONTROL_NOT_REQUIRED, }, }; static struct corosync_exec_handler pcmk_exec_service[] = { { /* 0 */ .exec_handler_fn = pcmk_cluster_callback, .exec_endian_convert_fn = pcmk_cluster_swab}, { /* 1 */ .exec_handler_fn = pcmk_cluster_id_callback, .exec_endian_convert_fn = pcmk_cluster_id_swab} }; /* * Exports the interface for the service */ /* *INDENT-OFF* */ struct corosync_service_engine pcmk_service_handler = { .name = (unsigned char *)"Pacemaker Cluster Manager "PACKAGE_VERSION, .id = PCMK_SERVICE_ID, .private_data_size = 0, .flow_control = COROSYNC_LIB_FLOW_CONTROL_NOT_REQUIRED, .allow_inquorate = CS_LIB_ALLOW_INQUORATE, .lib_init_fn = pcmk_ipc_connect, .lib_exit_fn = pcmk_ipc_exit, .exec_init_fn = pcmk_startup, .exec_exit_fn = pcmk_shutdown, .config_init_fn = pcmk_config_init, .priority = 50, .lib_engine = pcmk_lib_service, .lib_engine_count = sizeof (pcmk_lib_service) / sizeof (struct corosync_lib_handler), .exec_engine = pcmk_exec_service, .exec_engine_count = sizeof (pcmk_exec_service) / sizeof (struct corosync_exec_handler), .confchg_fn = pcmk_peer_update, .exec_dump_fn = pcmk_exec_dump, /* void (*sync_init) (void); */ /* int (*sync_process) (void); */ /* void (*sync_activate) (void); */ /* void (*sync_abort) (void); */ }; /* * Dynamic Loader definition */ struct corosync_service_engine *pcmk_get_handler_ver0 (void); struct corosync_service_engine_iface_ver0 pcmk_service_handler_iface = { .corosync_get_service_engine_ver0 = pcmk_get_handler_ver0 }; static struct lcr_iface openais_pcmk_ver0[2] = { { .name = "pacemaker", .version = 0, .versions_replace = 0, .versions_replace_count = 0, .dependencies = 0, .dependency_count = 0, .constructor = NULL, .destructor = NULL, .interfaces = NULL }, { .name = "pacemaker", .version = 1, .versions_replace = 0, .versions_replace_count = 0, .dependencies = 0, .dependency_count = 0, .constructor = NULL, .destructor = NULL, .interfaces = NULL } }; static struct lcr_comp pcmk_comp_ver0 = { .iface_count = 2, .ifaces = openais_pcmk_ver0 }; /* *INDENT-ON* */ struct corosync_service_engine * pcmk_get_handler_ver0(void) { return (&pcmk_service_handler); } __attribute__ ((constructor)) static void register_this_component(void) { lcr_interfaces_set(&openais_pcmk_ver0[0], &pcmk_service_handler_iface); lcr_interfaces_set(&openais_pcmk_ver0[1], &pcmk_service_handler_iface); lcr_component_register(&pcmk_comp_ver0); } static int plugin_has_quorum(void) { if ((plugin_expected_votes >> 1) < plugin_has_votes) { return 1; } return 0; } static void update_expected_votes(int value) { if (value < plugin_has_votes) { /* Never drop below the number of connected nodes */ ais_info("Cannot update expected quorum votes %d -> %d:" " value cannot be less that the current number of votes", plugin_expected_votes, value); } else if (plugin_expected_votes != value) { ais_info("Expected quorum votes %d -> %d", plugin_expected_votes, value); plugin_expected_votes = value; } } /* Create our own local copy of the config so we can navigate it */ static void process_ais_conf(void) { char *value = NULL; gboolean any_log = FALSE; hdb_handle_t top_handle = 0; hdb_handle_t local_handle = 0; ais_info("Reading configure"); top_handle = config_find_init(pcmk_api, "logging"); local_handle = config_find_next(pcmk_api, "logging", top_handle); get_config_opt(pcmk_api, local_handle, "debug", &value, "on"); if (ais_get_boolean(value)) { plugin_log_level = LOG_DEBUG; pcmk_env.debug = "1"; } else { plugin_log_level = LOG_INFO; pcmk_env.debug = "0"; } get_config_opt(pcmk_api, local_handle, "to_logfile", &value, "off"); if (ais_get_boolean(value)) { get_config_opt(pcmk_api, local_handle, "logfile", &value, NULL); if (value == NULL) { ais_err("Logging to a file requested but no log file specified"); } else { uid_t pcmk_uid = geteuid(); uid_t pcmk_gid = getegid(); FILE *logfile = fopen(value, "a"); if (logfile) { int logfd = fileno(logfile); pcmk_env.logfile = value; /* Ensure the file has the correct permissions */ fchown(logfd, pcmk_uid, pcmk_gid); fchmod(logfd, S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP); fprintf(logfile, "Set r/w permissions for uid=%d, gid=%d on %s\n", pcmk_uid, pcmk_gid, value); fflush(logfile); fsync(logfd); fclose(logfile); any_log = TRUE; } else { ais_err("Couldn't create logfile: %s", value); } } } get_config_opt(pcmk_api, local_handle, "to_syslog", &value, "on"); if (any_log && ais_get_boolean(value) == FALSE) { ais_info("User configured file based logging and explicitly disabled syslog."); value = "none"; } else { if (ais_get_boolean(value) == FALSE) { ais_err ("Please enable some sort of logging, either 'to_file: on' or 'to_syslog: on'."); ais_err("If you use file logging, be sure to also define a value for 'logfile'"); } get_config_opt(pcmk_api, local_handle, "syslog_facility", &value, "daemon"); } pcmk_env.syslog = value; config_find_done(pcmk_api, local_handle); top_handle = config_find_init(pcmk_api, "quorum"); local_handle = config_find_next(pcmk_api, "quorum", top_handle); get_config_opt(pcmk_api, local_handle, "provider", &value, NULL); if (value && ais_str_eq("quorum_cman", value)) { pcmk_env.quorum = "cman"; } top_handle = config_find_init(pcmk_api, "service"); local_handle = config_find_next(pcmk_api, "service", top_handle); while (local_handle) { value = NULL; pcmk_api->object_key_get(local_handle, "name", strlen("name"), (void **)&value, NULL); if (ais_str_eq("pacemaker", value)) { break; } local_handle = config_find_next(pcmk_api, "service", top_handle); } get_config_opt(pcmk_api, local_handle, "ver", &value, "0"); if (ais_str_eq(value, "1")) { ais_info("Enabling MCP mode: Use the Pacemaker init script to complete Pacemaker startup"); use_mcp = TRUE; } get_config_opt(pcmk_api, local_handle, "clustername", &local_cname, "pcmk"); local_cname_len = strlen(local_cname); get_config_opt(pcmk_api, local_handle, "use_logd", &value, "no"); pcmk_env.use_logd = value; get_config_opt(pcmk_api, local_handle, "use_mgmtd", &value, "no"); if (ais_get_boolean(value) == FALSE) { int lpc = 0; for (; lpc < SIZEOF(pcmk_children); lpc++) { if (crm_proc_mgmtd & pcmk_children[lpc].flag) { /* Disable mgmtd startup */ pcmk_children[lpc].start_seq = 0; break; } } } config_find_done(pcmk_api, local_handle); } int pcmk_config_init(struct corosync_api_v1 *unused) { return 0; } static void * pcmk_wait_dispatch(void *arg) { struct timespec waitsleep = { .tv_sec = 1, .tv_nsec = 0 }; while (wait_active) { int lpc = 0; for (; lpc < SIZEOF(pcmk_children); lpc++) { if (pcmk_children[lpc].pid > 0) { int status; pid_t pid = wait4(pcmk_children[lpc].pid, &status, WNOHANG, NULL); if (pid == 0) { continue; } else if (pid < 0) { ais_perror("Call to wait4(%s) failed", pcmk_children[lpc].name); continue; } /* cleanup */ pcmk_children[lpc].pid = 0; pcmk_children[lpc].conn = NULL; pcmk_children[lpc].async_conn = NULL; if (WIFSIGNALED(status)) { int sig = WTERMSIG(status); ais_err("Child process %s terminated with signal %d" " (pid=%d, core=%s)", pcmk_children[lpc].name, sig, pid, WCOREDUMP(status) ? "true" : "false"); } else if (WIFEXITED(status)) { int rc = WEXITSTATUS(status); do_ais_log(rc == 0 ? LOG_NOTICE : LOG_ERR, "Child process %s exited (pid=%d, rc=%d)", pcmk_children[lpc].name, pid, rc); if (rc == 100) { ais_notice("Child process %s no longer wishes" " to be respawned", pcmk_children[lpc].name); pcmk_children[lpc].respawn = FALSE; } } /* Broadcast the fact that one of our processes died * * 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 */ send_cluster_id(); pcmk_children[lpc].respawn_count += 1; if (pcmk_children[lpc].respawn_count > MAX_RESPAWN) { ais_err("Child respawn count exceeded by %s", pcmk_children[lpc].name); pcmk_children[lpc].respawn = FALSE; } if (pcmk_children[lpc].respawn) { ais_notice("Respawning failed child process: %s", pcmk_children[lpc].name); spawn_child(&(pcmk_children[lpc])); } send_cluster_id(); } } sched_yield(); nanosleep(&waitsleep, 0); } return 0; } static uint32_t pcmk_update_nodeid(void) { int last = local_nodeid; local_nodeid = pcmk_api->totem_nodeid_get(); if (last != local_nodeid) { if (last == 0) { ais_info("Local node id: %u", local_nodeid); } else { char *last_s = NULL; ais_malloc0(last_s, 32); ais_warn("Detected local node id change: %u -> %u", last, local_nodeid); snprintf(last_s, 31, "%u", last); ais_remove_peer(last_s); ais_free(last_s); } update_member(local_nodeid, 0, 0, 1, 0, local_uname, CRM_NODE_MEMBER, NULL); } return local_nodeid; } static void build_path(const char *path_c, mode_t mode) { int offset = 1, len = 0; char *path = ais_strdup(path_c); AIS_CHECK(path != NULL, return); for (len = strlen(path); offset < len; offset++) { if (path[offset] == '/') { path[offset] = 0; if (mkdir(path, mode) < 0 && errno != EEXIST) { ais_perror("Could not create directory '%s'", path); break; } path[offset] = '/'; } } if (mkdir(path, mode) < 0 && errno != EEXIST) { ais_perror("Could not create directory '%s'", path); } ais_free(path); } int pcmk_startup(struct corosync_api_v1 *init_with) { int rc = 0; int lpc = 0; int start_seq = 1; struct utsname us; struct rlimit cores; static int max = SIZEOF(pcmk_children); uid_t pcmk_uid = 0; gid_t pcmk_gid = 0; uid_t root_uid = -1; uid_t cs_uid = geteuid(); pcmk_user_lookup("root", &root_uid, NULL); pcmk_api = init_with; pcmk_env.debug = "0"; pcmk_env.logfile = NULL; pcmk_env.use_logd = "false"; pcmk_env.syslog = "daemon"; if (cs_uid != root_uid) { ais_err("Corosync must be configured to start as 'root'," " otherwise Pacemaker cannot manage services." " Expected %d got %d", root_uid, cs_uid); return -1; } process_ais_conf(); membership_list = g_hash_table_new_full(g_direct_hash, g_direct_equal, NULL, destroy_ais_node); membership_notify_list = g_hash_table_new(g_direct_hash, g_direct_equal); ipc_client_list = g_hash_table_new(g_direct_hash, g_direct_equal); ais_info("CRM: Initialized"); log_printf(LOG_INFO, "Logging: Initialized %s\n", __PRETTY_FUNCTION__); rc = getrlimit(RLIMIT_CORE, &cores); if (rc < 0) { ais_perror("Cannot determine current maximum core size."); } else { if (cores.rlim_max == 0 && geteuid() == 0) { cores.rlim_max = RLIM_INFINITY; } else { ais_info("Maximum core file size is: %lu", cores.rlim_max); } cores.rlim_cur = cores.rlim_max; rc = setrlimit(RLIMIT_CORE, &cores); if (rc < 0) { ais_perror("Core file generation will remain disabled." " Core files are an important diagnositic tool," " please consider enabling them by default."); } #if 0 /* system() is not thread-safe, can't call from here * Actually, its a pretty hacky way to try and achieve this anyway */ if (system("echo 1 > /proc/sys/kernel/core_uses_pid") != 0) { ais_perror("Could not enable /proc/sys/kernel/core_uses_pid"); } #endif } if (pcmk_user_lookup(CRM_DAEMON_USER, &pcmk_uid, &pcmk_gid) < 0) { ais_err("Cluster user %s does not exist, aborting Pacemaker startup", CRM_DAEMON_USER); return TRUE; } mkdir(CRM_STATE_DIR, 0750); chown(CRM_STATE_DIR, pcmk_uid, pcmk_gid); /* Used by stonithd */ build_path(HA_STATE_DIR "/heartbeat", 0755); /* Used by RAs - Leave owned by root */ build_path(CRM_RSCTMP_DIR, 0755); rc = uname(&us); AIS_ASSERT(rc == 0); local_uname = ais_strdup(us.nodename); local_uname_len = strlen(local_uname); ais_info("Service: %d", PCMK_SERVICE_ID); ais_info("Local hostname: %s", local_uname); pcmk_update_nodeid(); if (use_mcp == FALSE) { pthread_create(&pcmk_wait_thread, NULL, pcmk_wait_dispatch, NULL); for (start_seq = 1; start_seq < max; start_seq++) { /* dont start anything with start_seq < 1 */ for (lpc = 0; lpc < max; lpc++) { if (start_seq == pcmk_children[lpc].start_seq) { spawn_child(&(pcmk_children[lpc])); } } } } return 0; } /* static void ais_print_node(const char *prefix, struct totem_ip_address *host) { int len = 0; char *buffer = NULL; ais_malloc0(buffer, INET6_ADDRSTRLEN+1); inet_ntop(host->family, host->addr, buffer, INET6_ADDRSTRLEN); len = strlen(buffer); ais_info("%s: %.*s", prefix, len, buffer); ais_free(buffer); } */ #if 0 /* copied here for reference from exec/totempg.c */ char * totempg_ifaces_print(unsigned int nodeid) { static char iface_string[256 * INTERFACE_MAX]; char one_iface[64]; struct totem_ip_address interfaces[INTERFACE_MAX]; char **status; unsigned int iface_count; unsigned int i; int res; iface_string[0] = '\0'; res = totempg_ifaces_get(nodeid, interfaces, &status, &iface_count); if (res == -1) { return ("no interface found for nodeid"); } for (i = 0; i < iface_count; i++) { sprintf(one_iface, "r(%d) ip(%s), ", i, totemip_print(&interfaces[i])); strcat(iface_string, one_iface); } return (iface_string); } #endif static void ais_mark_unseen_peer_dead(gpointer key, gpointer value, gpointer user_data) { int *changed = user_data; crm_node_t *node = value; if (node->last_seen != membership_seq && ais_str_eq(CRM_NODE_LOST, node->state) == FALSE) { ais_info("Node %s was not seen in the previous transition", node->uname); *changed += update_member(node->id, 0, membership_seq, node->votes, node->processes, node->uname, CRM_NODE_LOST, NULL); } } void pcmk_peer_update(enum totem_configuration_type configuration_type, const unsigned int *member_list, size_t member_list_entries, const unsigned int *left_list, size_t left_list_entries, const unsigned int *joined_list, size_t joined_list_entries, const struct memb_ring_id *ring_id) { int lpc = 0; int changed = 0; int do_update = 0; AIS_ASSERT(ring_id != NULL); switch (configuration_type) { case TOTEM_CONFIGURATION_REGULAR: do_update = 1; break; case TOTEM_CONFIGURATION_TRANSITIONAL: break; } membership_seq = ring_id->seq; ais_notice("%s membership event on ring %lld: memb=%ld, new=%ld, lost=%ld", do_update ? "Stable" : "Transitional", ring_id->seq, (long)member_list_entries, (long)joined_list_entries, (long)left_list_entries); if (do_update == 0) { for (lpc = 0; lpc < joined_list_entries; lpc++) { const char *prefix = "new: "; uint32_t nodeid = joined_list[lpc]; ais_info("%s %s %u", prefix, member_uname(nodeid), nodeid); } for (lpc = 0; lpc < member_list_entries; lpc++) { const char *prefix = "memb:"; uint32_t nodeid = member_list[lpc]; ais_info("%s %s %u", prefix, member_uname(nodeid), nodeid); } for (lpc = 0; lpc < left_list_entries; lpc++) { const char *prefix = "lost:"; uint32_t nodeid = left_list[lpc]; ais_info("%s %s %u", prefix, member_uname(nodeid), nodeid); } return; } for (lpc = 0; lpc < joined_list_entries; lpc++) { const char *prefix = "NEW: "; uint32_t nodeid = joined_list[lpc]; crm_node_t *node = NULL; changed += update_member(nodeid, 0, membership_seq, -1, 0, NULL, CRM_NODE_MEMBER, NULL); ais_info("%s %s %u", prefix, member_uname(nodeid), nodeid); node = g_hash_table_lookup(membership_list, GUINT_TO_POINTER(nodeid)); if (node->addr == NULL) { const char *addr = totempg_ifaces_print(nodeid); node->addr = ais_strdup(addr); ais_debug("Node %u has address %s", nodeid, node->addr); } } for (lpc = 0; lpc < member_list_entries; lpc++) { const char *prefix = "MEMB:"; uint32_t nodeid = member_list[lpc]; changed += update_member(nodeid, 0, membership_seq, -1, 0, NULL, CRM_NODE_MEMBER, NULL); ais_info("%s %s %u", prefix, member_uname(nodeid), nodeid); } for (lpc = 0; lpc < left_list_entries; lpc++) { const char *prefix = "LOST:"; uint32_t nodeid = left_list[lpc]; changed += update_member(nodeid, 0, membership_seq, -1, 0, NULL, CRM_NODE_LOST, NULL); ais_info("%s %s %u", prefix, member_uname(nodeid), nodeid); } if (changed && joined_list_entries == 0 && left_list_entries == 0) { ais_err("Something strange happened: %d", changed); changed = 0; } ais_debug_2("Reaping unseen nodes..."); g_hash_table_foreach(membership_list, ais_mark_unseen_peer_dead, &changed); if (member_list_entries > 1) { /* Used to set born-on in send_cluster_id()) * We need to wait until we have at least one peer since first * membership id is based on the one before we stopped and isn't reliable */ have_reliable_membership_id = TRUE; } if (changed) { ais_debug("%d nodes changed", changed); pcmk_update_nodeid(); send_member_notification(); } send_cluster_id(); } int pcmk_ipc_exit(void *conn) { int lpc = 0; const char *client = NULL; void *async_conn = conn; for (; lpc < SIZEOF(pcmk_children); lpc++) { if (pcmk_children[lpc].conn == conn) { if (wait_active == FALSE) { /* Make sure the shutdown loop exits */ pcmk_children[lpc].pid = 0; } pcmk_children[lpc].conn = NULL; pcmk_children[lpc].async_conn = NULL; client = pcmk_children[lpc].name; break; } } g_hash_table_remove(membership_notify_list, async_conn); g_hash_table_remove(ipc_client_list, async_conn); - do_ais_log(client ? LOG_INFO : (LOG_DEBUG + 1), "Client %s (conn=%p, async-conn=%p) left", - client ? client : "unknown-transient", conn, async_conn); + if (client) { + do_ais_log(LOG_INFO, "Client %s (conn=%p, async-conn=%p) left", + client, conn, async_conn); + } else { + do_ais_log((LOG_DEBUG+1), "Client %s (conn=%p, async-conn=%p) left", + "unknown-transient", conn, async_conn); + } return (0); } int pcmk_ipc_connect(void *conn) { /* OpenAIS hasn't finished setting up the connection at this point * Sending messages now messes up the protocol! */ return (0); } /* * Executive message handlers */ void pcmk_cluster_swab(void *msg) { AIS_Message *ais_msg = msg; ais_debug_3("Performing endian conversion..."); ais_msg->id = swab32(ais_msg->id); ais_msg->size = swab32(ais_msg->size); ais_msg->is_compressed = swab32(ais_msg->is_compressed); ais_msg->compressed_size = swab32(ais_msg->compressed_size); ais_msg->host.id = swab32(ais_msg->host.id); ais_msg->host.pid = swab32(ais_msg->host.pid); ais_msg->host.type = swab32(ais_msg->host.type); ais_msg->host.size = swab32(ais_msg->host.size); ais_msg->host.local = swab32(ais_msg->host.local); ais_msg->sender.id = swab32(ais_msg->sender.id); ais_msg->sender.pid = swab32(ais_msg->sender.pid); ais_msg->sender.type = swab32(ais_msg->sender.type); ais_msg->sender.size = swab32(ais_msg->sender.size); ais_msg->sender.local = swab32(ais_msg->sender.local); ais_msg->header.size = swab32(ais_msg->header.size); ais_msg->header.id = swab32(ais_msg->header.id); ais_msg->header.error = swab32(ais_msg->header.error); } void pcmk_cluster_callback(ais_void_ptr * message, unsigned int nodeid) { const AIS_Message *ais_msg = message; ais_debug_2("Message from node %u (%s)", nodeid, nodeid == local_nodeid ? "local" : "remote"); /* Shouldn't be required... update_member( ais_msg->sender.id, membership_seq, -1, 0, ais_msg->sender.uname, NULL); */ if (ais_msg->host.size == 0 || ais_str_eq(ais_msg->host.uname, local_uname)) { route_ais_message(ais_msg, FALSE); } else { ais_debug_3("Discarding Msg[%d] (dest=%s:%s, from=%s:%s)", ais_msg->id, ais_dest(&(ais_msg->host)), msg_type2text(ais_msg->host.type), ais_dest(&(ais_msg->sender)), msg_type2text(ais_msg->sender.type)); } } void pcmk_cluster_id_swab(void *msg) { struct crm_identify_msg_s *ais_msg = msg; ais_debug_3("Performing endian conversion..."); ais_msg->id = swab32(ais_msg->id); ais_msg->pid = swab32(ais_msg->pid); ais_msg->votes = swab32(ais_msg->votes); ais_msg->processes = swab32(ais_msg->processes); ais_msg->born_on = swab64(ais_msg->born_on); ais_msg->header.size = swab32(ais_msg->header.size); ais_msg->header.id = swab32(ais_msg->header.id); } void pcmk_cluster_id_callback(ais_void_ptr * message, unsigned int nodeid) { int changed = 0; const struct crm_identify_msg_s *msg = message; if (nodeid != msg->id) { ais_err("Invalid message: Node %u claimed to be node %d", nodeid, msg->id); return; } ais_debug("Node update: %s (%s)", msg->uname, msg->version); changed = update_member(nodeid, msg->born_on, membership_seq, msg->votes, msg->processes, msg->uname, NULL, msg->version); if (changed) { send_member_notification(); } } struct res_overlay { - coroipc_response_header_t header __attribute((aligned(8))); + struct qb_ipc_response_header header __attribute((aligned(8))); char buf[4096]; }; struct res_overlay *res_overlay = NULL; static void send_ipc_ack(void *conn) { if (res_overlay == NULL) { ais_malloc0(res_overlay, sizeof(struct res_overlay)); } res_overlay->header.id = CRM_MESSAGE_IPC_ACK; - res_overlay->header.size = sizeof(coroipc_response_header_t); + res_overlay->header.size = sizeof (struct qb_ipc_response_header); res_overlay->header.error = CS_OK; pcmk_api->ipc_response_send(conn, res_overlay, res_overlay->header.size); } /* local callbacks */ void pcmk_ipc(void *conn, ais_void_ptr * msg) { AIS_Message *mutable; int type = 0, size = 0; gboolean transient = TRUE; const AIS_Message *ais_msg = (const AIS_Message *)msg; void *async_conn = conn; ais_debug_2("Message from client %p", conn); if (check_message_sanity(msg, ((const AIS_Message *)msg)->data) == FALSE) { /* The message is corrupted - ignore */ send_ipc_ack(conn); msg = NULL; return; } /* Make a copy of the message here and ACK it * The message is only valid until a response is sent * but the response must also be sent _before_ we send anything else */ mutable = ais_msg_copy(ais_msg); AIS_ASSERT(check_message_sanity(mutable, mutable->data)); size = mutable->header.size; /* ais_malloc0(ais_msg, size); */ /* memcpy(ais_msg, msg, size); */ type = mutable->sender.type; ais_debug_3 ("type: %d local: %d conn: %p host type: %d ais: %d sender pid: %d child pid: %d size: %d", type, mutable->host.local, pcmk_children[type].conn, mutable->host.type, crm_msg_ais, mutable->sender.pid, pcmk_children[type].pid, ((int)SIZEOF(pcmk_children))); if (type > crm_msg_none && type < SIZEOF(pcmk_children)) { /* known child process */ transient = FALSE; } #if 0 /* If this check fails, the order of pcmk_children probably * doesn't match that of the crm_ais_msg_types enum */ AIS_CHECK(transient || mutable->sender.pid == pcmk_children[type].pid, ais_err("Sender: %d, child[%d]: %d", mutable->sender.pid, type, pcmk_children[type].pid); ais_free(mutable); return); #endif if (transient == FALSE && type > crm_msg_none && mutable->host.local && pcmk_children[type].conn == NULL && mutable->host.type == crm_msg_ais) { AIS_CHECK(mutable->sender.type != mutable->sender.pid, ais_err("Pid=%d, type=%d", mutable->sender.pid, mutable->sender.type)); ais_info("Recorded connection %p for %s/%d", conn, pcmk_children[type].name, pcmk_children[type].pid); pcmk_children[type].conn = conn; pcmk_children[type].async_conn = async_conn; /* Make sure they have the latest membership */ if (pcmk_children[type].flags & crm_flag_members) { char *update = pcmk_generate_membership_data(); g_hash_table_replace(membership_notify_list, async_conn, async_conn); ais_info("Sending membership update " U64T " to %s", membership_seq, pcmk_children[type].name); send_client_msg(async_conn, crm_class_members, crm_msg_none, update); } } else if (transient) { AIS_CHECK(mutable->sender.type == mutable->sender.pid, ais_err("Pid=%d, type=%d", mutable->sender.pid, mutable->sender.type)); g_hash_table_replace(ipc_client_list, async_conn, GUINT_TO_POINTER(mutable->sender.pid)); } mutable->sender.id = local_nodeid; mutable->sender.size = local_uname_len; memset(mutable->sender.uname, 0, MAX_NAME); memcpy(mutable->sender.uname, local_uname, mutable->sender.size); route_ais_message(mutable, TRUE); send_ipc_ack(conn); msg = NULL; ais_free(mutable); } int pcmk_shutdown(void) { int lpc = 0; static int phase = 0; static int max_wait = 0; static time_t next_log = 0; static int max = SIZEOF(pcmk_children); if (use_mcp) { if (pcmk_children[crm_msg_crmd].conn || pcmk_children[crm_msg_stonith_ng].conn) { time_t now = time(NULL); if (now > next_log) { next_log = now + 300; ais_notice ("Preventing Corosync shutdown. Please ensure Pacemaker is stopped first."); } return -1; } ais_notice("Unloading Pacemaker plugin"); return 0; } if (phase == 0) { ais_notice("Shuting down Pacemaker"); phase = max; } wait_active = FALSE; /* stop the wait loop */ for (; phase > 0; phase--) { /* dont stop anything with start_seq < 1 */ for (lpc = max - 1; lpc >= 0; lpc--) { if (phase != pcmk_children[lpc].start_seq) { continue; } if (pcmk_children[lpc].pid) { pid_t pid = 0; int status = 0; time_t now = time(NULL); if (pcmk_children[lpc].respawn) { max_wait = 5; /* 5 * 30s = 2.5 minutes... plenty once the crmd is gone */ next_log = now + 30; pcmk_children[lpc].respawn = FALSE; stop_child(&(pcmk_children[lpc]), SIGTERM); } pid = wait4(pcmk_children[lpc].pid, &status, WNOHANG, NULL); if (pid < 0) { ais_perror("Call to wait4(%s/%d) failed - treating it as stopped", pcmk_children[lpc].name, pcmk_children[lpc].pid); } else if (pid == 0) { if (now >= next_log) { max_wait--; next_log = now + 30; ais_notice("Still waiting for %s (pid=%d, seq=%d) to terminate...", pcmk_children[lpc].name, pcmk_children[lpc].pid, pcmk_children[lpc].start_seq); if (max_wait <= 0 && phase < pcmk_children[crm_msg_crmd].start_seq) { ais_err("Child %s taking too long to terminate, sending SIGKILL", pcmk_children[lpc].name); stop_child(&(pcmk_children[lpc]), SIGKILL); } } /* Return control to corosync */ return -1; } } /* cleanup */ ais_notice("%s confirmed stopped", pcmk_children[lpc].name); pcmk_children[lpc].async_conn = NULL; pcmk_children[lpc].conn = NULL; pcmk_children[lpc].pid = 0; } } send_cluster_id(); ais_notice("Shutdown complete"); /* TODO: Add back the logsys flush call once its written */ return 0; } struct member_loop_data { char *string; }; void member_vote_count_fn(gpointer key, gpointer value, gpointer user_data) { crm_node_t *node = value; if (ais_str_eq(CRM_NODE_MEMBER, node->state)) { plugin_has_votes += node->votes; } } void member_loop_fn(gpointer key, gpointer value, gpointer user_data) { crm_node_t *node = value; struct member_loop_data *data = user_data; ais_debug_2("Dumping node %u", node->id); data->string = append_member(data->string, node); } char * pcmk_generate_membership_data(void) { int size = 0; struct member_loop_data data; size = 256; ais_malloc0(data.string, size); /* Ensure the list of active processes is up-to-date */ update_member(local_nodeid, 0, 0, -1, get_process_list(), local_uname, CRM_NODE_MEMBER, NULL); plugin_has_votes = 0; g_hash_table_foreach(membership_list, member_vote_count_fn, NULL); if (plugin_has_votes > plugin_expected_votes) { update_expected_votes(plugin_has_votes); } snprintf(data.string, size, "", membership_seq, plugin_has_quorum()? "true" : "false", plugin_expected_votes, plugin_has_votes); g_hash_table_foreach(membership_list, member_loop_fn, &data); size = strlen(data.string); data.string = realloc(data.string, size + 9); /* 9 = + nul */ sprintf(data.string + size, ""); return data.string; } void pcmk_nodes(void *conn, ais_void_ptr * msg) { char *data = pcmk_generate_membership_data(); void *async_conn = conn; /* send the ACK before we send any other messages * - but after we no longer need to access the message */ send_ipc_ack(conn); msg = NULL; if (async_conn) { send_client_msg(async_conn, crm_class_members, crm_msg_none, data); } ais_free(data); } void pcmk_remove_member(void *conn, ais_void_ptr * msg) { const AIS_Message *ais_msg = msg; char *data = get_ais_data(ais_msg); send_ipc_ack(conn); msg = NULL; if (data != NULL) { char *bcast = ais_concat("remove-peer", data, ':'); send_cluster_msg(crm_msg_ais, NULL, bcast); ais_info("Sent: %s", bcast); ais_free(bcast); } ais_free(data); } static void send_quorum_details(void *conn) { int size = 256; char *data = NULL; ais_malloc0(data, size); snprintf(data, size, "", membership_seq, plugin_has_quorum()? "true" : "false", plugin_expected_votes, plugin_has_votes); send_client_msg(conn, crm_class_quorum, crm_msg_none, data); ais_free(data); } void pcmk_quorum(void *conn, ais_void_ptr * msg) { char *dummy = NULL; const AIS_Message *ais_msg = msg; char *data = get_ais_data(ais_msg); send_ipc_ack(conn); msg = NULL; /* Make sure the current number of votes is accurate */ dummy = pcmk_generate_membership_data(); ais_free(dummy); /* Calls without data just want the current quorum details */ if (data != NULL && strlen(data) > 0) { int value = ais_get_int(data, NULL); update_expected_votes(value); } send_quorum_details(conn); ais_free(data); } void pcmk_notify(void *conn, ais_void_ptr * msg) { const AIS_Message *ais_msg = msg; char *data = get_ais_data(ais_msg); void *async_conn = conn; int enable = 0; int sender = ais_msg->sender.pid; send_ipc_ack(conn); msg = NULL; if (ais_str_eq("true", data)) { enable = 1; } ais_info("%s node notifications for child %d (%p)", enable ? "Enabling" : "Disabling", sender, async_conn); if (enable) { g_hash_table_replace(membership_notify_list, async_conn, async_conn); } else { g_hash_table_remove(membership_notify_list, async_conn); } ais_free(data); } void pcmk_nodeid(void *conn, ais_void_ptr * msg) { static int counter = 0; struct crm_ais_nodeid_resp_s resp; ais_debug_2("Sending local nodeid: %d to %p[%d]", local_nodeid, conn, counter); resp.header.id = crm_class_nodeid; resp.header.size = sizeof(struct crm_ais_nodeid_resp_s); resp.header.error = CS_OK; resp.id = local_nodeid; resp.counter = counter++; memset(resp.uname, 0, MAX_NAME); memcpy(resp.uname, local_uname, local_uname_len); memset(resp.cname, 0, MAX_NAME); memcpy(resp.cname, local_cname, local_cname_len); pcmk_api->ipc_response_send(conn, &resp, resp.header.size); } static gboolean ghash_send_update(gpointer key, gpointer value, gpointer data) { if (send_client_msg(value, crm_class_members, crm_msg_none, data) != 0) { /* remove it */ return TRUE; } return FALSE; } void send_member_notification(void) { char *update = pcmk_generate_membership_data(); ais_info("Sending membership update " U64T " to %d children", membership_seq, g_hash_table_size(membership_notify_list)); g_hash_table_foreach_remove(membership_notify_list, ghash_send_update, update); ais_free(update); } gboolean check_message_sanity(const AIS_Message * msg, const char *data) { gboolean sane = TRUE; gboolean repaired = FALSE; int dest = msg->host.type; int tmp_size = msg->header.size - sizeof(AIS_Message); if (sane && msg->header.size == 0) { ais_err("Message with no size"); sane = FALSE; } if (sane && msg->header.error != CS_OK) { ais_err("Message header contains an error: %d", msg->header.error); sane = FALSE; } AIS_CHECK(msg->header.size > sizeof(AIS_Message), ais_err("Message %d size too small: %d < %zu", msg->header.id, msg->header.size, sizeof(AIS_Message)); return FALSE); if (sane && ais_data_len(msg) != tmp_size) { ais_warn("Message payload size is incorrect: expected %d, got %d", ais_data_len(msg), tmp_size); sane = TRUE; } if (sane && ais_data_len(msg) == 0) { ais_err("Message with no payload"); sane = FALSE; } if (sane && data && msg->is_compressed == FALSE) { int str_size = strlen(data) + 1; if (ais_data_len(msg) != str_size) { int lpc = 0; ais_err("Message payload is corrupted: expected %d bytes, got %d", ais_data_len(msg), str_size); sane = FALSE; for (lpc = (str_size - 10); lpc < msg->size; lpc++) { if (lpc < 0) { lpc = 0; } ais_debug_2("bad_data[%d]: %d / '%c'", lpc, data[lpc], data[lpc]); } } } if (sane == FALSE) { AIS_CHECK(sane, ais_err ("Invalid message %d: (dest=%s:%s, from=%s:%s.%d, compressed=%d, size=%d, total=%d)", msg->id, ais_dest(&(msg->host)), msg_type2text(dest), ais_dest(&(msg->sender)), msg_type2text(msg->sender.type), msg->sender.pid, msg->is_compressed, ais_data_len(msg), msg->header.size)); } else if (repaired) { ais_err ("Repaired message %d: (dest=%s:%s, from=%s:%s.%d, compressed=%d, size=%d, total=%d)", msg->id, ais_dest(&(msg->host)), msg_type2text(dest), ais_dest(&(msg->sender)), msg_type2text(msg->sender.type), msg->sender.pid, msg->is_compressed, ais_data_len(msg), msg->header.size); } else { ais_debug_3 ("Verified message %d: (dest=%s:%s, from=%s:%s.%d, compressed=%d, size=%d, total=%d)", msg->id, ais_dest(&(msg->host)), msg_type2text(dest), ais_dest(&(msg->sender)), msg_type2text(msg->sender.type), msg->sender.pid, msg->is_compressed, ais_data_len(msg), msg->header.size); } return sane; } static int delivered_transient = 0; static void deliver_transient_msg(gpointer key, gpointer value, gpointer user_data) { int pid = GPOINTER_TO_INT(value); AIS_Message *mutable = user_data; if (pid == mutable->host.type) { int rc = send_client_ipc(key, mutable); delivered_transient++; ais_info("Sent message to %s.%d (rc=%d)", ais_dest(&(mutable->host)), pid, rc); if (rc != 0) { ais_warn("Sending message to %s.%d failed (rc=%d)", ais_dest(&(mutable->host)), pid, rc); log_ais_message(LOG_DEBUG, mutable); } } } gboolean route_ais_message(const AIS_Message * msg, gboolean local_origin) { int rc = 0; int dest = msg->host.type; const char *reason = "unknown"; AIS_Message *mutable = ais_msg_copy(msg); static int service_id = SERVICE_ID_MAKE(PCMK_SERVICE_ID, 0); ais_debug_3("Msg[%d] (dest=%s:%s, from=%s:%s.%d, remote=%s, size=%d)", mutable->id, ais_dest(&(mutable->host)), msg_type2text(dest), ais_dest(&(mutable->sender)), msg_type2text(mutable->sender.type), mutable->sender.pid, local_origin ? "false" : "true", ais_data_len((mutable))); if (local_origin == FALSE) { if (mutable->host.size == 0 || ais_str_eq(local_uname, mutable->host.uname)) { mutable->host.local = TRUE; } } if (check_message_sanity(mutable, mutable->data) == FALSE) { /* Dont send this message to anyone */ rc = 1; goto bail; } if (mutable->host.local) { void *conn = NULL; const char *lookup = NULL; if (dest == crm_msg_ais) { process_ais_message(mutable); goto bail; } else if (dest == crm_msg_lrmd) { /* lrmd messages are routed via the crm */ dest = crm_msg_crmd; } else if (dest == crm_msg_te) { /* te messages are routed via the crm */ dest = crm_msg_crmd; } else if (dest >= SIZEOF(pcmk_children)) { /* Transient client */ delivered_transient = 0; g_hash_table_foreach(ipc_client_list, deliver_transient_msg, mutable); if (delivered_transient) { ais_debug_2("Sent message to %d transient clients: %d", delivered_transient, dest); goto bail; } else { /* try the crmd */ ais_debug_2("Sending message to transient client %d via crmd", dest); dest = crm_msg_crmd; } } else if (dest == 0) { ais_err("Invalid destination: %d", dest); log_ais_message(LOG_ERR, mutable); log_printf(LOG_ERR, "%s", get_ais_data(mutable)); rc = 1; goto bail; } lookup = msg_type2text(dest); conn = pcmk_children[dest].async_conn; /* the cluster fails in weird and wonderfully obscure ways when this is not true */ AIS_ASSERT(ais_str_eq(lookup, pcmk_children[dest].name)); if (mutable->header.id == service_id) { mutable->header.id = 0; /* reset this back to zero for IPC messages */ } else if (mutable->header.id != 0) { ais_err("reset header id back to zero from %d", mutable->header.id); mutable->header.id = 0; /* reset this back to zero for IPC messages */ } reason = "ipc delivery failed"; rc = send_client_ipc(conn, mutable); } else if (local_origin) { /* forward to other hosts */ ais_debug_3("Forwarding to cluster"); reason = "cluster delivery failed"; rc = send_cluster_msg_raw(mutable); } if (rc != 0) { ais_warn("Sending message to %s.%s failed: %s (rc=%d)", ais_dest(&(mutable->host)), msg_type2text(dest), reason, rc); log_ais_message(LOG_DEBUG, mutable); } bail: ais_free(mutable); return rc == 0 ? TRUE : FALSE; } int send_cluster_msg_raw(const AIS_Message * ais_msg) { int rc = 0; struct iovec iovec; static uint32_t msg_id = 0; AIS_Message *mutable = ais_msg_copy(ais_msg); AIS_ASSERT(local_nodeid != 0); AIS_ASSERT(ais_msg->header.size == (sizeof(AIS_Message) + ais_data_len(ais_msg))); if (mutable->id == 0) { msg_id++; AIS_CHECK(msg_id != 0 /* detect wrap-around */ , msg_id++; ais_err("Message ID wrapped around")); mutable->id = msg_id; } mutable->header.error = CS_OK; mutable->header.id = SERVICE_ID_MAKE(PCMK_SERVICE_ID, 0); mutable->sender.id = local_nodeid; mutable->sender.size = local_uname_len; memset(mutable->sender.uname, 0, MAX_NAME); memcpy(mutable->sender.uname, local_uname, mutable->sender.size); iovec.iov_base = (char *)mutable; iovec.iov_len = mutable->header.size; ais_debug_3("Sending message (size=%u)", (unsigned int)iovec.iov_len); rc = pcmk_api->totem_mcast(&iovec, 1, TOTEMPG_SAFE); if (rc == 0 && mutable->is_compressed == FALSE) { ais_debug_2("Message sent: %.80s", mutable->data); } AIS_CHECK(rc == 0, ais_err("Message not sent (%d): %.120s", rc, mutable->data)); ais_free(mutable); return rc; } #define min(x,y) (x)<(y)?(x):(y) void send_cluster_id(void) { int rc = 0; int lpc = 0; int len = 0; time_t now = time(NULL); struct iovec iovec; struct crm_identify_msg_s *msg = NULL; static time_t started = 0; static uint64_t first_seq = 0; AIS_ASSERT(local_nodeid != 0); if (started == 0) { started = now; first_seq = membership_seq; } if (local_born_on == 0) { if (started + 15 < now) { ais_debug("Born-on set to: " U64T " (age)", first_seq); local_born_on = first_seq; } else if (have_reliable_membership_id) { ais_debug("Born-on set to: " U64T " (peer)", membership_seq); local_born_on = membership_seq; } else { ais_debug("Leaving born-on unset: " U64T, membership_seq); } } ais_malloc0(msg, sizeof(struct crm_identify_msg_s)); msg->header.size = sizeof(struct crm_identify_msg_s); msg->id = local_nodeid; /* msg->header.error = CS_OK; */ msg->header.id = SERVICE_ID_MAKE(PCMK_SERVICE_ID, 1); len = min(local_uname_len, MAX_NAME - 1); memset(msg->uname, 0, MAX_NAME); memcpy(msg->uname, local_uname, len); len = min(strlen(VERSION), MAX_NAME - 1); memset(msg->version, 0, MAX_NAME); memcpy(msg->version, VERSION, len); msg->votes = 1; msg->pid = getpid(); msg->processes = get_process_list(); msg->born_on = local_born_on; ais_debug("Local update: id=%u, born=" U64T ", seq=" U64T "", local_nodeid, local_born_on, membership_seq); update_member(local_nodeid, local_born_on, membership_seq, msg->votes, msg->processes, NULL, NULL, VERSION); iovec.iov_base = (char *)msg; iovec.iov_len = msg->header.size; rc = pcmk_api->totem_mcast(&iovec, 1, TOTEMPG_SAFE); AIS_CHECK(rc == 0, ais_err("Message not sent (%d)", rc)); ais_free(msg); } static gboolean ghash_send_removal(gpointer key, gpointer value, gpointer data) { send_quorum_details(value); if (send_client_msg(value, crm_class_rmpeer, crm_msg_none, data) != 0) { /* remove it */ return TRUE; } return FALSE; } void ais_remove_peer(char *node_id) { uint32_t id = ais_get_int(node_id, NULL); crm_node_t *node = g_hash_table_lookup(membership_list, GUINT_TO_POINTER(id)); if (node == NULL) { ais_info("Peer %u is unknown", id); } else if (ais_str_eq(CRM_NODE_MEMBER, node->state)) { ais_warn("Peer %u/%s is still active", id, node->uname); } else if (g_hash_table_remove(membership_list, GUINT_TO_POINTER(id))) { plugin_expected_votes--; ais_notice("Removed dead peer %u from the membership list", id); ais_info("Sending removal of %u to %d children", id, g_hash_table_size(membership_notify_list)); g_hash_table_foreach_remove(membership_notify_list, ghash_send_removal, node_id); } else { ais_warn("Peer %u/%s was not removed", id, node->uname); } } gboolean process_ais_message(const AIS_Message * msg) { int len = ais_data_len(msg); char *data = get_ais_data(msg); do_ais_log(LOG_DEBUG, "Msg[%d] (dest=%s:%s, from=%s:%s.%d, remote=%s, size=%d): %.90s", msg->id, ais_dest(&(msg->host)), msg_type2text(msg->host.type), ais_dest(&(msg->sender)), msg_type2text(msg->sender.type), msg->sender.pid, msg->sender.uname == local_uname ? "false" : "true", ais_data_len(msg), data); if (data && len > 12 && strncmp("remove-peer:", data, 12) == 0) { char *node = data + 12; ais_remove_peer(node); } ais_free(data); return TRUE; } static void member_dump_fn(gpointer key, gpointer value, gpointer user_data) { crm_node_t *node = value; ais_info(" node id:%u, uname=%s state=%s processes=%.16x born=" U64T " seen=" U64T " addr=%s version=%s", node->id, node->uname ? node->uname : "-unknown-", node->state, node->processes, node->born, node->last_seen, node->addr ? node->addr : "-unknown-", node->version ? node->version : "-unknown-"); } void pcmk_exec_dump(void) { /* Called after SIG_USR2 */ process_ais_conf(); ais_info("Local id: %u, uname: %s, born: " U64T, local_nodeid, local_uname, local_born_on); ais_info("Membership id: " U64T ", quorate: %s, expected: %u, actual: %u", membership_seq, plugin_has_quorum()? "true" : "false", plugin_expected_votes, plugin_has_votes); g_hash_table_foreach(membership_list, member_dump_fn, NULL); } diff --git a/lib/ais/utils.h b/lib/ais/utils.h index 3b7352e6a0..dfc988df27 100644 --- a/lib/ais/utils.h +++ b/lib/ais/utils.h @@ -1,247 +1,250 @@ /* * Copyright (C) 2004 Andrew Beekhof * * This library 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 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser 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 */ #ifndef AIS_CRM_UTILS__H # define AIS_CRM_UTILS__H # include # ifdef AIS_WHITETANK # include # include # define OPENAIS_EXTERNAL_SERVICE insane_ais_header_hack_in__totem_h # include # include # include # include # include # include # include # define COROSYNC_LIB_FLOW_CONTROL_NOT_REQUIRED OPENAIS_FLOW_CONTROL_NOT_REQUIRED /* New names for old things */ typedef unsigned int hdb_handle_t; # define corosync_api_v1 objdb_iface_ver0 # define corosync_lib_handler openais_lib_handler # define corosync_exec_handler openais_exec_handler # define corosync_service_engine openais_service_handler extern int openais_response_send(void *conn, void *msg, int mlen); extern int openais_dispatch_send(void *conn, void *msg, int mlen); # endif +#if !CS_USES_LIBQB +# include +#endif + # ifdef SUPPORT_COROSYNC # include -# include # include # include # include # include # include # include LOGSYS_DECLARE_SUBSYS("pcmk"); # endif /* #include "plugin.h" */ # define SIZEOF(a) (sizeof(a) / sizeof(a[0])) typedef struct crm_child_s { int pid; long flag; long flags; int start_seq; int respawn_count; gboolean respawn; const char *name; const char *uid; const char *command; void *conn; void *async_conn; } crm_child_t; extern void destroy_ais_node(gpointer data); extern void delete_member(uint32_t id, const char *uname); extern int update_member(unsigned int id, uint64_t born, uint64_t seq, int32_t votes, uint32_t procs, const char *uname, const char *state, const char *version); extern const char *member_uname(uint32_t id); extern char *append_member(char *data, crm_node_t * node); extern void member_loop_fn(gpointer key, gpointer value, gpointer user_data); extern gboolean stop_child(crm_child_t * child, int signal); extern gboolean spawn_child(crm_child_t * child); extern void swap_sender(AIS_Message * msg); extern char *get_ais_data(const AIS_Message * msg); extern gboolean route_ais_message(const AIS_Message * msg, gboolean local); extern gboolean process_ais_message(const AIS_Message * msg); extern int send_cluster_msg(enum crm_ais_msg_types type, const char *host, const char *data); extern int send_client_msg(void *conn, enum crm_ais_msg_class class, enum crm_ais_msg_types type, const char *data); extern void send_member_notification(void); extern void log_ais_message(int level, const AIS_Message * msg); extern hdb_handle_t config_find_init(struct corosync_api_v1 *config, char *name); extern hdb_handle_t config_find_next(struct corosync_api_v1 *config, char *name, hdb_handle_t top_handle); extern void config_find_done(struct corosync_api_v1 *config, hdb_handle_t local_handle); extern int get_config_opt(struct corosync_api_v1 *config, hdb_handle_t object_service_handle, char *key, char **value, const char *fallback); extern int ais_get_boolean(const char *s); extern long long ais_get_int(const char *text, char **end_text); extern char *ais_concat(const char *prefix, const char *suffix, char join); extern int send_client_ipc(void *conn, const AIS_Message * ais_msg); extern GHashTable *membership_list; extern pthread_t crm_wait_thread; extern int plugin_log_level; extern char *local_uname; extern int local_uname_len; extern unsigned int local_nodeid; static inline const char * level2char(int level) { switch (level) { case LOG_CRIT: return "CRIT"; case LOG_ERR: return "ERROR"; case LOG_WARNING: return "WARN"; case LOG_NOTICE: return "notice"; case LOG_INFO: return "info"; } return "debug"; } # define do_ais_log(level, fmt, args...) do { \ if(plugin_log_level < (level)) { \ continue; \ } else if((level) > LOG_DEBUG) { \ log_printf(LOG_DEBUG, "debug%d: %s: " fmt, \ level-LOG_INFO, __PRETTY_FUNCTION__ , ##args); \ } else { \ log_printf(level, "%s: %s: " fmt, level2char(level), \ __PRETTY_FUNCTION__ , ##args); \ } \ } while(0) # define ais_perror(fmt, args...) log_printf( \ LOG_ERR, "%s: " fmt ": (%d) %s", \ __PRETTY_FUNCTION__ , ##args, errno, strerror(errno)) # define ais_crit(fmt, args...) do_ais_log(LOG_CRIT, fmt , ##args) # define ais_err(fmt, args...) do_ais_log(LOG_ERR, fmt , ##args) # define ais_warn(fmt, args...) do_ais_log(LOG_WARNING, fmt , ##args) # define ais_notice(fmt, args...) do_ais_log(LOG_NOTICE, fmt , ##args) # define ais_info(fmt, args...) do_ais_log(LOG_INFO, fmt , ##args) # define ais_debug(fmt, args...) do_ais_log(LOG_DEBUG, fmt , ##args) # define ais_debug_2(fmt, args...) do_ais_log(LOG_DEBUG+1, fmt , ##args) # define ais_debug_3(fmt, args...) do_ais_log(LOG_DEBUG+2, fmt , ##args) # define ais_debug_4(fmt, args...) do_ais_log(LOG_DEBUG+3, fmt , ##args) # define ais_debug_5(fmt, args...) do_ais_log(LOG_DEBUG+4, fmt , ##args) # define ais_debug_6(fmt, args...) do_ais_log(LOG_DEBUG+5, fmt , ##args) # define ais_malloc0(malloc_obj, length) do { \ malloc_obj = malloc(length); \ if(malloc_obj == NULL) { \ abort(); \ } \ memset(malloc_obj, 0, length); \ } while(0) # define ais_free(obj) do { \ if(obj) { \ free(obj); \ obj = NULL; \ } \ } while(0) # define AIS_ASSERT(expr) if((expr) == FALSE) { \ ais_crit("Assertion failure line %d: %s", __LINE__, #expr); \ abort(); \ } # define AIS_CHECK(expr, failure_action) if((expr) == FALSE) { \ int p = fork(); \ if(p == 0) { abort(); } \ ais_err("Child %d spawned to record non-fatal assertion failure line %d: %s", p, __LINE__, #expr); \ failure_action; \ } static inline char * ais_strdup(const char *src) { char *dup = NULL; if (src == NULL) { return NULL; } ais_malloc0(dup, strlen(src) + 1); return strcpy(dup, src); } static inline gboolean ais_str_eq(const char *a, const char *b) { if (a == NULL || b == NULL) { return FALSE; } else if (a == b) { return TRUE; } else if (strcasecmp(a, b) == 0) { return TRUE; } return FALSE; } static inline int libais_connection_active(void *conn) { if (conn != NULL) { return TRUE; } return FALSE; } struct pcmk_env_s { const char *debug; const char *syslog; const char *logfile; const char *use_logd; const char *quorum; }; extern struct pcmk_env_s pcmk_env; extern int pcmk_user_lookup(const char *name, uid_t * uid, gid_t * gid); #endif diff --git a/lib/common/ais.c b/lib/common/ais.c index 50054c9f64..250f276907 100644 --- a/lib/common/ais.c +++ b/lib/common/ais.c @@ -1,1393 +1,1453 @@ /* * Copyright (C) 2004 Andrew Beekhof * * This library 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 2.1 of the License, or (at your option) any later version. * * This library 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 * Lesser 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 */ #include #include #include #include #include #include #include "stack.h" #ifdef SUPPORT_COROSYNC -# include -# include +# if CS_USES_LIBQB +# include +# include +# include +# include +# include +# include +# else +# include +# include +# endif #endif #ifdef SUPPORT_CMAN # include cman_handle_t pcmk_cman_handle = NULL; #endif #ifdef SUPPORT_CS_QUORUM # include # include # include # include # include quorum_handle_t pcmk_quorum_handle = 0; cpg_handle_t pcmk_cpg_handle = 0; struct cpg_name pcmk_cpg_group = { .length = 0, .value[0] = 0, }; #endif static char *pcmk_uname = NULL; static int pcmk_uname_len = 0; static uint32_t pcmk_nodeid = 0; #define cs_repeat(counter, max, code) do { \ code; \ if(rc == CS_ERR_TRY_AGAIN) { \ counter++; \ crm_debug("Retrying operation after %ds", counter); \ sleep(counter); \ } \ } while(rc == CS_ERR_TRY_AGAIN && counter < max) enum crm_ais_msg_types text2msg_type(const char *text) { int type = crm_msg_none; CRM_CHECK(text != NULL, return type); if (safe_str_eq(text, "ais")) { type = crm_msg_ais; } else if (safe_str_eq(text, "crm_plugin")) { type = crm_msg_ais; } else if (safe_str_eq(text, CRM_SYSTEM_CIB)) { type = crm_msg_cib; } else if (safe_str_eq(text, CRM_SYSTEM_CRMD)) { type = crm_msg_crmd; } else if (safe_str_eq(text, CRM_SYSTEM_DC)) { type = crm_msg_crmd; } else if (safe_str_eq(text, CRM_SYSTEM_TENGINE)) { type = crm_msg_te; } else if (safe_str_eq(text, CRM_SYSTEM_PENGINE)) { type = crm_msg_pe; } else if (safe_str_eq(text, CRM_SYSTEM_LRMD)) { type = crm_msg_lrmd; } else if (safe_str_eq(text, CRM_SYSTEM_STONITHD)) { type = crm_msg_stonithd; } else if (safe_str_eq(text, "stonith-ng")) { type = crm_msg_stonith_ng; } else if (safe_str_eq(text, "attrd")) { type = crm_msg_attrd; } else { /* This will normally be a transient client rather than * a cluster daemon. Set the type to the pid of the client */ int scan_rc = sscanf(text, "%d", &type); if (scan_rc != 1) { /* Ensure its sane */ type = crm_msg_none; } } return type; } char * get_ais_data(const AIS_Message * msg) { int rc = BZ_OK; char *uncompressed = NULL; unsigned int new_size = msg->size + 1; if (msg->is_compressed == FALSE) { crm_debug_2("Returning uncompressed message data"); uncompressed = strdup(msg->data); } else { crm_debug_2("Decompressing message data"); crm_malloc0(uncompressed, new_size); rc = BZ2_bzBuffToBuffDecompress(uncompressed, &new_size, (char *)msg->data, msg->compressed_size, 1, 0); CRM_ASSERT(rc == BZ_OK); CRM_ASSERT(new_size == msg->size); } return uncompressed; } #if SUPPORT_COROSYNC int ais_fd_sync = -1; int ais_fd_async = -1; /* never send messages via this channel */ void *ais_ipc_ctx = NULL; +#if CS_USES_LIBQB +qb_ipcc_connection_t *ais_ipc_handle = NULL; +#else hdb_handle_t ais_ipc_handle = 0; +#endif GFDSource *ais_source = NULL; GFDSource *ais_source_sync = NULL; GFDSource *cman_source = NULL; GFDSource *cpg_source = NULL; GFDSource *quorumd_source = NULL; static char *ais_cluster_name = NULL; gboolean get_ais_nodeid(uint32_t * id, char **uname) { struct iovec iov; int retries = 0; int rc = CS_OK; - coroipc_response_header_t header; + struct qb_ipc_response_header header; struct crm_ais_nodeid_resp_s answer; header.error = CS_OK; header.id = crm_class_nodeid; - header.size = sizeof(coroipc_response_header_t); + header.size = sizeof(struct qb_ipc_response_header); CRM_CHECK(id != NULL, return FALSE); CRM_CHECK(uname != NULL, return FALSE); iov.iov_base = &header; iov.iov_len = header.size; retry: errno = 0; +#if CS_USES_LIBQB + rc = qb_to_cs_error(qb_ipcc_sendv_recv(ais_ipc_handle, &iov, 1, &answer, sizeof (answer), -1)); +#else rc = coroipcc_msg_send_reply_receive(ais_ipc_handle, &iov, 1, &answer, sizeof(answer)); +#endif if (rc == CS_OK) { CRM_CHECK(answer.header.size == sizeof(struct crm_ais_nodeid_resp_s), crm_err("Odd message: id=%d, size=%d, error=%d", answer.header.id, answer.header.size, answer.header.error)); CRM_CHECK(answer.header.id == crm_class_nodeid, crm_err("Bad response id: %d", answer.header.id)); } if (rc == CS_ERR_TRY_AGAIN && retries < 20) { retries++; crm_info("Peer overloaded: Re-sending message (Attempt %d of 20)", retries); sleep(retries); /* Proportional back off */ goto retry; } if (rc != CS_OK) { crm_err("Sending nodeid request: FAILED (rc=%d): %s", rc, ais_error2text(rc)); return FALSE; } else if (answer.header.error != CS_OK) { crm_err("Bad response from peer: (rc=%d): %s", rc, ais_error2text(rc)); return FALSE; } crm_info("Server details: id=%u uname=%s cname=%s", answer.id, answer.uname, answer.cname); *id = answer.id; *uname = crm_strdup(answer.uname); ais_cluster_name = crm_strdup(answer.cname); return TRUE; } gboolean crm_get_cluster_name(char **cname) { CRM_CHECK(cname != NULL, return FALSE); if (ais_cluster_name) { *cname = crm_strdup(ais_cluster_name); return TRUE; } return FALSE; } gboolean send_ais_text(int class, const char *data, gboolean local, const char *node, enum crm_ais_msg_types dest) { static int msg_id = 0; static int local_pid = 0; enum cluster_type_e cluster_type = get_cluster_type(); int retries = 0; int rc = CS_OK; - int buf_len = sizeof(coroipc_response_header_t); + int buf_len = sizeof(struct qb_ipc_response_header); char *buf = NULL; struct iovec iov; const char *transport = "pcmk"; - coroipc_response_header_t *header = NULL; + struct qb_ipc_response_header *header = NULL; AIS_Message *ais_msg = NULL; enum crm_ais_msg_types sender = text2msg_type(crm_system_name); /* There are only 6 handlers registered to crm_lib_service in plugin.c */ CRM_CHECK(class < 6, crm_err("Invalid message class: %d", class); return FALSE); if (data == NULL) { data = ""; } if (local_pid == 0) { local_pid = getpid(); } if (sender == crm_msg_none) { sender = local_pid; } crm_malloc0(ais_msg, sizeof(AIS_Message)); ais_msg->id = msg_id++; ais_msg->header.id = class; ais_msg->header.error = CS_OK; ais_msg->host.type = dest; ais_msg->host.local = local; if (node) { ais_msg->host.size = strlen(node); memset(ais_msg->host.uname, 0, MAX_NAME); memcpy(ais_msg->host.uname, node, ais_msg->host.size); ais_msg->host.id = 0; } else { ais_msg->host.size = 0; memset(ais_msg->host.uname, 0, MAX_NAME); ais_msg->host.id = 0; } ais_msg->sender.id = 0; ais_msg->sender.type = sender; ais_msg->sender.pid = local_pid; ais_msg->sender.size = pcmk_uname_len; memset(ais_msg->sender.uname, 0, MAX_NAME); memcpy(ais_msg->sender.uname, pcmk_uname, ais_msg->sender.size); ais_msg->size = 1 + strlen(data); if (ais_msg->size < CRM_BZ2_THRESHOLD) { failback: crm_realloc(ais_msg, sizeof(AIS_Message) + ais_msg->size); memcpy(ais_msg->data, data, ais_msg->size); } else { char *compressed = NULL; char *uncompressed = crm_strdup(data); unsigned int len = (ais_msg->size * 1.1) + 600; /* recomended size */ crm_debug_5("Compressing message payload"); crm_malloc(compressed, len); rc = BZ2_bzBuffToBuffCompress(compressed, &len, uncompressed, ais_msg->size, CRM_BZ2_BLOCKS, 0, CRM_BZ2_WORK); crm_free(uncompressed); if (rc != BZ_OK) { crm_err("Compression failed: %d", rc); crm_free(compressed); goto failback; } crm_realloc(ais_msg, sizeof(AIS_Message) + len + 1); memcpy(ais_msg->data, compressed, len); ais_msg->data[len] = 0; crm_free(compressed); ais_msg->is_compressed = TRUE; ais_msg->compressed_size = len; crm_debug_2("Compression details: %d -> %d", ais_msg->size, ais_data_len(ais_msg)); } ais_msg->header.size = sizeof(AIS_Message) + ais_data_len(ais_msg); crm_debug_3("Sending%s message %d to %s.%s (data=%d, total=%d)", ais_msg->is_compressed ? " compressed" : "", ais_msg->id, ais_dest(&(ais_msg->host)), msg_type2text(dest), ais_data_len(ais_msg), ais_msg->header.size); iov.iov_base = ais_msg; iov.iov_len = ais_msg->header.size; crm_realloc(buf, buf_len); do { if (rc == CS_ERR_TRY_AGAIN) { retries++; crm_info("Peer overloaded or membership in flux:" " Re-sending message (Attempt %d of 20)", retries); sleep(retries); /* Proportional back off */ } errno = 0; switch (cluster_type) { case pcmk_cluster_classic_ais: +#if CS_USES_LIBQB + rc = qb_to_cs_error(qb_ipcc_sendv_recv(ais_ipc_handle, &iov, 1, buf, buf_len, -1)); +#else rc = coroipcc_msg_send_reply_receive(ais_ipc_handle, &iov, 1, buf, buf_len); - header = (coroipc_response_header_t *) buf; +#endif + header = (struct qb_ipc_response_header *)buf; if (rc == CS_OK) { - CRM_CHECK(header->size == sizeof(coroipc_response_header_t), + CRM_CHECK(header->size == sizeof (struct qb_ipc_response_header), crm_err("Odd message: id=%d, size=%d, class=%d, error=%d", header->id, header->size, class, header->error)); CRM_ASSERT(buf_len >= header->size); CRM_CHECK(header->id == CRM_MESSAGE_IPC_ACK, crm_err("Bad response id (%d) for request (%d)", header->id, ais_msg->header.id)); CRM_CHECK(header->error == CS_OK, rc = header->error); } break; case pcmk_cluster_corosync: case pcmk_cluster_cman: transport = "cpg"; CRM_CHECK(dest != crm_msg_ais, rc = CS_ERR_MESSAGE_ERROR; goto bail); rc = cpg_mcast_joined(pcmk_cpg_handle, CPG_TYPE_AGREED, &iov, 1); if (rc == CS_ERR_TRY_AGAIN) { cpg_flow_control_state_t fc_state = CPG_FLOW_CONTROL_DISABLED; int rc2 = cpg_flow_control_state_get(pcmk_cpg_handle, &fc_state); if (rc2 == CS_OK && fc_state == CPG_FLOW_CONTROL_ENABLED) { crm_warn("Connection overloaded, cannot send messages"); goto bail; } else if (rc2 != CS_OK) { crm_warn("Could not determin the connection state: %s (%d)", ais_error2text(rc2), rc2); goto bail; } } break; case pcmk_cluster_unknown: case pcmk_cluster_invalid: case pcmk_cluster_heartbeat: CRM_ASSERT(is_openais_cluster()); break; } } while (rc == CS_ERR_TRY_AGAIN && retries < 20); bail: if (rc != CS_OK) { crm_perror(LOG_ERR, "Sending message %d via %s: FAILED (rc=%d): %s", ais_msg->id, transport, rc, ais_error2text(rc)); } else { crm_debug_4("Message %d: sent", ais_msg->id); } crm_free(buf); crm_free(ais_msg); return (rc == CS_OK); } gboolean send_ais_message(xmlNode * msg, gboolean local, const char *node, enum crm_ais_msg_types dest) { gboolean rc = TRUE; char *data = NULL; if (is_classic_ais_cluster()) { if (ais_fd_async < 0 || ais_source == NULL) { crm_err("Not connected to AIS: %d %p", ais_fd_async, ais_source); return FALSE; } } data = dump_xml_unformatted(msg); rc = send_ais_text(0, data, local, node, dest); crm_free(data); return rc; } void terminate_ais_connection(void) { crm_notice("Disconnecting from AIS"); /* G_main_del_fd(ais_source); */ /* G_main_del_fd(ais_source_sync); */ if (is_classic_ais_cluster() == FALSE) { +#if CS_USES_LIBQB + qb_ipcc_disconnect(ais_ipc_handle); +#else coroipcc_service_disconnect(ais_ipc_handle); +#endif } else { cpg_leave(pcmk_cpg_handle, &pcmk_cpg_group); } if (is_corosync_cluster()) { quorum_finalize(pcmk_quorum_handle); } # ifdef SUPPORT_CMAN if (is_cman_cluster()) { cman_stop_notification(pcmk_cman_handle); cman_finish(pcmk_cman_handle); } # endif } int ais_membership_timer = 0; gboolean ais_membership_force = FALSE; static gboolean ais_dispatch_message(AIS_Message * msg, gboolean(*dispatch) (AIS_Message *, char *, int)) { char *data = NULL; char *uncompressed = NULL; xmlNode *xml = NULL; CRM_ASSERT(msg != NULL); crm_debug_3("Got new%s message (size=%d, %d, %d)", msg->is_compressed ? " compressed" : "", ais_data_len(msg), msg->size, msg->compressed_size); data = msg->data; if (msg->is_compressed && msg->size > 0) { int rc = BZ_OK; unsigned int new_size = msg->size + 1; if (check_message_sanity(msg, NULL) == FALSE) { goto badmsg; } crm_debug_5("Decompressing message data"); crm_malloc0(uncompressed, new_size); rc = BZ2_bzBuffToBuffDecompress(uncompressed, &new_size, data, msg->compressed_size, 1, 0); if (rc != BZ_OK) { crm_err("Decompression failed: %d", rc); goto badmsg; } CRM_ASSERT(rc == BZ_OK); CRM_ASSERT(new_size == msg->size); data = uncompressed; } else if (check_message_sanity(msg, data) == FALSE) { goto badmsg; } else if (safe_str_eq("identify", data)) { int pid = getpid(); char *pid_s = crm_itoa(pid); send_ais_text(0, pid_s, TRUE, NULL, crm_msg_ais); crm_free(pid_s); goto done; } if (msg->header.id != crm_class_members) { crm_update_peer(msg->sender.id, 0, 0, 0, 0, msg->sender.uname, msg->sender.uname, NULL, NULL); } if (msg->header.id == crm_class_rmpeer) { uint32_t id = crm_int_helper(data, NULL); crm_info("Removing peer %s/%u", data, id); reap_crm_member(id); goto done; } else if (msg->header.id == crm_class_members || msg->header.id == crm_class_quorum) { xml = string2xml(data); if (xml == NULL) { crm_err("Invalid membership update: %s", data); goto badmsg; } if (is_classic_ais_cluster() == FALSE) { xmlNode *node = NULL; for (node = __xml_first_child(xml); node != NULL; node = __xml_next(node)) { crm_update_cman_node(node, crm_peer_seq); } } else { xmlNode *node = NULL; const char *value = NULL; gboolean quorate = FALSE; value = crm_element_value(xml, "quorate"); CRM_CHECK(value != NULL, crm_log_xml_err(xml, "No quorum value:"); goto badmsg); if (crm_is_true(value)) { quorate = TRUE; } value = crm_element_value(xml, "id"); CRM_CHECK(value != NULL, crm_log_xml_err(xml, "No membership id"); goto badmsg); crm_peer_seq = crm_int_helper(value, NULL); if (quorate != crm_have_quorum) { crm_notice("Membership %s: quorum %s", value, quorate ? "acquired" : "lost"); crm_have_quorum = quorate; } else { crm_info("Membership %s: quorum %s", value, quorate ? "retained" : "still lost"); } for (node = __xml_first_child(xml); node != NULL; node = __xml_next(node)) { crm_update_ais_node(node, crm_peer_seq); } } } if (dispatch != NULL) { dispatch(msg, data, 0); } done: crm_free(uncompressed); free_xml(xml); return TRUE; badmsg: crm_err("Invalid message (id=%d, dest=%s:%s, from=%s:%s.%d):" " min=%d, total=%d, size=%d, bz2_size=%d", msg->id, ais_dest(&(msg->host)), msg_type2text(msg->host.type), ais_dest(&(msg->sender)), msg_type2text(msg->sender.type), msg->sender.pid, (int)sizeof(AIS_Message), msg->header.size, msg->size, msg->compressed_size); goto done; } gboolean ais_dispatch(int sender, gpointer user_data) { int rc = CS_OK; - char *buffer = NULL; gboolean good = TRUE; gboolean(*dispatch) (AIS_Message *, char *, int) = user_data; do { +#if CS_USES_LIBQB + char buffer[AIS_IPC_MESSAGE_SIZE]; + rc = qb_to_cs_error(qb_ipcc_event_recv(ais_ipc_handle, (void*)buffer, + AIS_IPC_MESSAGE_SIZE, 100)); +#else + char *buffer = NULL; rc = coroipcc_dispatch_get(ais_ipc_handle, (void **)&buffer, 0); +#endif if (rc == CS_ERR_TRY_AGAIN) { return TRUE; } if (rc != CS_OK) { crm_perror(LOG_ERR, "Receiving message body failed: (%d) %s", rc, ais_error2text(rc)); goto bail; } if (buffer == NULL) { /* NULL is a legal "no message afterall" value */ return TRUE; } good = ais_dispatch_message((AIS_Message *) buffer, dispatch); +#if !CS_USES_LIBQB coroipcc_dispatch_put(ais_ipc_handle); +#endif } while (good); return good; bail: crm_err("AIS connection failed"); return FALSE; } static void ais_destroy(gpointer user_data) { crm_err("AIS connection terminated"); ais_fd_sync = -1; exit(1); } static gboolean pcmk_proc_dispatch(IPC_Channel * ch, gpointer user_data) { xmlNode *msg = NULL; gboolean stay_connected = TRUE; while (IPC_ISRCONN(ch)) { if (ch->ops->is_message_pending(ch) == 0) { break; } msg = xmlfromIPC(ch, MAX_IPC_DELAY); if (msg) { xmlNode *node = NULL; for (node = __xml_first_child(msg); node != NULL; node = __xml_next(node)) { int id = 0; int children = 0; const char *uname = crm_element_value(node, "uname"); crm_element_value_int(node, "processes", &children); crm_update_peer(id, 0, 0, 0, children, NULL, uname, NULL, NULL); } free_xml(msg); } if (ch->ch_status != IPC_CONNECT) { break; } } if (ch->ch_status != IPC_CONNECT) { stay_connected = FALSE; } return stay_connected; } # ifdef SUPPORT_CMAN static gboolean pcmk_cman_dispatch(int sender, gpointer user_data) { int rc = cman_dispatch(pcmk_cman_handle, CMAN_DISPATCH_ALL); if (rc < 0) { crm_err("Connection to cman failed: %d", rc); return FALSE; } return TRUE; } # define MAX_NODES 256 static void cman_event_callback(cman_handle_t handle, void *privdata, int reason, int arg) { int rc = 0, lpc = 0, node_count = 0; cman_cluster_t cluster; static cman_node_t cman_nodes[MAX_NODES]; gboolean(*dispatch) (unsigned long long, gboolean) = privdata; switch (reason) { case CMAN_REASON_STATECHANGE: memset(&cluster, 0, sizeof(cluster)); rc = cman_get_cluster(pcmk_cman_handle, &cluster); if (rc < 0) { crm_err("Couldn't query cman cluster details: %d %d", rc, errno); return; } crm_peer_seq = cluster.ci_generation; if (arg != crm_have_quorum) { crm_notice("Membership %llu: quorum %s", crm_peer_seq, arg ? "acquired" : "lost"); crm_have_quorum = arg; } else { crm_info("Membership %llu: quorum %s", crm_peer_seq, arg ? "retained" : "still lost"); } rc = cman_get_nodes(pcmk_cman_handle, MAX_NODES, &node_count, cman_nodes); if (rc < 0) { crm_err("Couldn't query cman node list: %d %d", rc, errno); return; } for (lpc = 0; lpc < node_count; lpc++) { if (cman_nodes[lpc].cn_nodeid == 0) { /* Never allow node ID 0 to be considered a member #315711 */ cman_nodes[lpc].cn_member = 0; } crm_update_peer(cman_nodes[lpc].cn_nodeid, cman_nodes[lpc].cn_incarnation, cman_nodes[lpc].cn_member ? crm_peer_seq : 0, 0, 0, cman_nodes[lpc].cn_name, cman_nodes[lpc].cn_name, NULL, cman_nodes[lpc].cn_member ? CRM_NODE_MEMBER : CRM_NODE_LOST); } if (dispatch) { dispatch(crm_peer_seq, crm_have_quorum); } break; case CMAN_REASON_TRY_SHUTDOWN: /* Always reply with a negative - pacemaker needs to be stopped first */ crm_info("CMAN wants to shut down: %s", arg ? "forced" : "optional"); cman_replyto_shutdown(pcmk_cman_handle, 0); break; case CMAN_REASON_CONFIG_UPDATE: /* Ignore */ break; } } # endif gboolean init_cman_connection(gboolean(*dispatch) (unsigned long long, gboolean), void (*destroy) (gpointer)) { # ifdef SUPPORT_CMAN int rc = -1, fd = -1; cman_cluster_t cluster; crm_info("Configuring Pacemaker to obtain quorum from cman"); memset(&cluster, 0, sizeof(cluster)); pcmk_cman_handle = cman_init(dispatch); if (pcmk_cman_handle == NULL || cman_is_active(pcmk_cman_handle) == FALSE) { crm_err("Couldn't connect to cman"); goto cman_bail; } rc = cman_get_cluster(pcmk_cman_handle, &cluster); if (rc < 0) { crm_err("Couldn't query cman cluster details: %d %d", rc, errno); goto cman_bail; } ais_cluster_name = crm_strdup(cluster.ci_name); rc = cman_start_notification(pcmk_cman_handle, cman_event_callback); if (rc < 0) { crm_err("Couldn't register for cman notifications: %d %d", rc, errno); goto cman_bail; } /* Get the current membership state */ cman_event_callback(pcmk_cman_handle, dispatch, CMAN_REASON_STATECHANGE, cman_is_quorate(pcmk_cman_handle)); fd = cman_get_fd(pcmk_cman_handle); crm_debug("Adding fd=%d to mainloop", fd); cman_source = G_main_add_fd(G_PRIORITY_HIGH, fd, FALSE, pcmk_cman_dispatch, dispatch, destroy); cman_bail: if (rc < 0) { cman_finish(pcmk_cman_handle); return FALSE; } # else crm_err("cman qorum is not supported in this build"); exit(100); # endif return TRUE; } # ifdef SUPPORT_CS_QUORUM gboolean(*pcmk_cpg_dispatch_fn) (AIS_Message *, char *, int) = NULL; static gboolean pcmk_cpg_dispatch(int sender, gpointer user_data) { int rc = 0; pcmk_cpg_dispatch_fn = user_data; rc = cpg_dispatch(pcmk_cpg_handle, CS_DISPATCH_ALL); if (rc != CS_OK) { crm_err("Connection to the CPG API failed: %d", rc); return FALSE; } return TRUE; } static void pcmk_cpg_deliver(cpg_handle_t handle, const struct cpg_name *groupName, uint32_t nodeid, uint32_t pid, void *msg, size_t msg_len) { AIS_Message *ais_msg = (AIS_Message *) msg; if (ais_msg->sender.id > 0 && ais_msg->sender.id != nodeid) { crm_err("Nodeid mismatch from %d.%d: claimed nodeid=%u", nodeid, pid, ais_msg->sender.id); return; } else if (ais_msg->host.size != 0 && safe_str_neq(ais_msg->host.uname, pcmk_uname)) { /* Not for us */ return; } ais_msg->sender.id = nodeid; if (ais_msg->sender.size == 0) { crm_node_t *peer = crm_get_peer(nodeid, NULL); if (peer == NULL) { crm_err("Peer with nodeid=%u is unknown", nodeid); } else if (peer->uname == NULL) { crm_err("No uname for peer with nodeid=%u", nodeid); } else { crm_notice("Fixing uname for peer with nodeid=%u", nodeid); ais_msg->sender.size = strlen(peer->uname); memset(ais_msg->sender.uname, 0, MAX_NAME); memcpy(ais_msg->sender.uname, peer->uname, ais_msg->sender.size); } } ais_dispatch_message(ais_msg, pcmk_cpg_dispatch_fn); } static void pcmk_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) { /* Don't care about CPG membership */ } static gboolean pcmk_quorum_dispatch(int sender, gpointer user_data) { int rc = 0; rc = quorum_dispatch(pcmk_quorum_handle, CS_DISPATCH_ALL); if (rc < 0) { crm_err("Connection to the Quorum API failed: %d", rc); return FALSE; } return TRUE; } static void pcmk_quorum_notification(quorum_handle_t handle, uint32_t quorate, uint64_t ring_id, uint32_t view_list_entries, uint32_t * view_list) { int i; if (quorate != crm_have_quorum) { crm_notice("Membership " U64T ": quorum %s (%lu)", ring_id, quorate ? "acquired" : "lost", (long unsigned int)view_list_entries); crm_have_quorum = quorate; } else { crm_info("Membership " U64T ": quorum %s (%lu)", ring_id, quorate ? "retained" : "still lost", (long unsigned int)view_list_entries); } for (i = 0; i < view_list_entries; i++) { crm_debug(" %d ", view_list[i]); } } cpg_callbacks_t cpg_callbacks = { .cpg_deliver_fn = pcmk_cpg_deliver, .cpg_confchg_fn = pcmk_cpg_membership, }; quorum_callbacks_t quorum_callbacks = { .quorum_notify_fn = pcmk_quorum_notification, }; # endif static gboolean init_cpg_connection(gboolean(*dispatch) (AIS_Message *, char *, int), void (*destroy) (gpointer), uint32_t * nodeid) { # ifdef SUPPORT_CS_QUORUM int rc = -1; int fd = 0; int retries = 0; strcpy(pcmk_cpg_group.value, crm_system_name); pcmk_cpg_group.length = strlen(crm_system_name) + 1; cs_repeat(retries, 30, rc = cpg_initialize(&pcmk_cpg_handle, &cpg_callbacks)); if (rc != CS_OK) { crm_err("Could not connect to the Cluster Process Group API: %d\n", rc); goto bail; } retries = 0; cs_repeat(retries, 30, rc = cpg_local_get(pcmk_cpg_handle, (unsigned int *)nodeid)); if (rc != CS_OK) { crm_err("Could not get local node id from the CPG API"); goto bail; } retries = 0; cs_repeat(retries, 30, rc = cpg_join(pcmk_cpg_handle, &pcmk_cpg_group)); if (rc != CS_OK) { crm_err("Could not join the CPG group '%s': %d", crm_system_name, rc); goto bail; } rc = cpg_fd_get(pcmk_cpg_handle, &fd); if (rc != CS_OK) { crm_err("Could not obtain the CPG API connection: %d\n", rc); goto bail; } crm_debug("Adding fd=%d to mainloop", fd); cpg_source = G_main_add_fd(G_PRIORITY_HIGH, fd, FALSE, pcmk_cpg_dispatch, dispatch, destroy); bail: if (rc != CS_OK) { cpg_finalize(pcmk_cpg_handle); return FALSE; } # else crm_err("corosync qorum is not supported in this build"); exit(100); # endif return TRUE; } gboolean init_quorum_connection(gboolean(*dispatch) (unsigned long long, gboolean), void (*destroy) (gpointer)) { # ifdef SUPPORT_CS_QUORUM int rc = -1; int fd = 0; int quorate = 0; crm_info("Configuring Pacemaker to obtain quorum from Corosync"); rc = quorum_initialize(&pcmk_quorum_handle, &quorum_callbacks); if (rc != CS_OK) { crm_err("Could not connect to the Quorum API: %d\n", rc); goto bail; } rc = quorum_getquorate(pcmk_quorum_handle, &quorate); if (rc != CS_OK) { crm_err("Could not obtain the current Quorum API state: %d\n", rc); goto bail; } crm_notice("Quorum %s", quorate ? "acquired" : "lost"); crm_have_quorum = quorate; rc = quorum_trackstart(pcmk_quorum_handle, CS_TRACK_CHANGES | CS_TRACK_CURRENT); if (rc != CS_OK) { crm_err("Could not setup Quorum API notifications: %d\n", rc); goto bail; } rc = quorum_fd_get(pcmk_quorum_handle, &fd); if (rc != CS_OK) { crm_err("Could not obtain the Quorum API connection: %d\n", rc); goto bail; } quorumd_source = G_main_add_fd(G_PRIORITY_HIGH, fd, FALSE, pcmk_quorum_dispatch, dispatch, destroy); bail: if (rc != CS_OK) { quorum_finalize(pcmk_quorum_handle); return FALSE; } # else crm_err("corosync quorum is not supported in this build"); exit(100); # endif return TRUE; } static gboolean init_ais_connection_classic(gboolean(*dispatch) (AIS_Message *, char *, int), void (*destroy) (gpointer), char **our_uuid, char **our_uname, int *nodeid) { int rc; int pid = 0; char *pid_s = NULL; struct utsname name; crm_info("Creating connection to our Corosync plugin"); +#if CS_USES_LIBQB + rc = CS_OK; + ais_ipc_handle = qb_ipcc_connect("pacemaker.engine", AIS_IPC_MESSAGE_SIZE); +#else rc = coroipcc_service_connect(COROSYNC_SOCKET_NAME, PCMK_SERVICE_ID, AIS_IPC_MESSAGE_SIZE, AIS_IPC_MESSAGE_SIZE, AIS_IPC_MESSAGE_SIZE, &ais_ipc_handle); +#endif if (ais_ipc_handle) { +#if CS_USES_LIBQB + qb_ipcc_fd_get(ais_ipc_handle, &ais_fd_async); +#else coroipcc_fd_get(ais_ipc_handle, &ais_fd_async); +#endif + } else { + crm_info("Connection to our AIS plugin (%d) failed: %s (%d)", + PCMK_SERVICE_ID, strerror(errno), errno); + return FALSE; } if (ais_fd_async <= 0 && rc == CS_OK) { crm_err("No context created, but connection reported 'ok'"); rc = CS_ERR_LIBRARY; } if (rc != CS_OK) { crm_info("Connection to our AIS plugin (%d) failed: %s (%d)", PCMK_SERVICE_ID, ais_error2text(rc), rc); } if (rc != CS_OK) { return FALSE; } if (destroy == NULL) { destroy = ais_destroy; } if (dispatch) { crm_debug("Adding fd=%d to mainloop", ais_fd_async); ais_source = G_main_add_fd(G_PRIORITY_HIGH, ais_fd_async, FALSE, ais_dispatch, dispatch, destroy); } crm_info("AIS connection established"); pid = getpid(); pid_s = crm_itoa(pid); send_ais_text(0, pid_s, TRUE, NULL, crm_msg_ais); crm_free(pid_s); if (uname(&name) < 0) { crm_perror(LOG_ERR, "Could not determin the current host"); exit(100); } get_ais_nodeid(&pcmk_nodeid, &pcmk_uname); if (safe_str_neq(name.nodename, pcmk_uname)) { crm_crit("Node name mismatch! OpenAIS supplied %s, our lookup returned %s", pcmk_uname, name.nodename); crm_notice ("Node name mismatches usually occur when assigned automatically by DHCP servers"); crm_notice("If this node was part of the cluster with a different name," " you will need to remove the old entry with crm_node --remove"); } return TRUE; } gboolean init_ais_connection(gboolean(*dispatch) (AIS_Message *, char *, int), void (*destroy) (gpointer), char **our_uuid, char **our_uname, int *nodeid) { int retries = 0; while (retries++ < 30) { int rc = init_ais_connection_once(dispatch, destroy, our_uuid, our_uname, nodeid); switch (rc) { case CS_OK: if (getenv("HA_mcp")) { IPC_Channel *ch = init_client_ipc_comms_nodispatch("pcmk"); G_main_add_IPC_Channel(G_PRIORITY_HIGH, ch, FALSE, pcmk_proc_dispatch, NULL, destroy); } return TRUE; break; case CS_ERR_TRY_AGAIN: break; default: return FALSE; } } crm_err("Retry count exceeded: %d", retries); return FALSE; } static char * get_local_node_name(void) { char *name = NULL; struct utsname res; if (is_cman_cluster()) { # ifdef SUPPORT_CMAN cman_node_t us; cman_handle_t cman; cman = cman_init(NULL); if (cman != NULL && cman_is_active(cman)) { us.cn_name[0] = 0; cman_get_node(cman, CMAN_NODEID_US, &us); name = crm_strdup(us.cn_name); crm_info("Using CMAN node name: %s", name); } else { crm_err("Couldn't determin node name from CMAN"); } cman_finish(cman); # endif } else if (uname(&res) < 0) { crm_perror(LOG_ERR, "Could not determin the current host"); exit(100); } else { name = crm_strdup(res.nodename); } return name; } +#if CS_USES_LIBQB +static void libqb_log_fn(const char *file_name, + int32_t file_line, + int32_t severity, + const char *msg) +{ + syslog(LOG_INFO, "libqb> %s:%d %s", file_name, file_line, msg); +} +#endif + extern int set_cluster_type(enum cluster_type_e type); gboolean init_ais_connection_once(gboolean(*dispatch) (AIS_Message *, char *, int), void (*destroy) (gpointer), char **our_uuid, char **our_uname, int *nodeid) { enum cluster_type_e stack = get_cluster_type(); crm_peer_init(); +#if CS_USES_LIBQB + qb_util_set_log_function (libqb_log_fn); +#endif + /* Here we just initialize comms */ switch (stack) { case pcmk_cluster_classic_ais: if (init_ais_connection_classic(dispatch, destroy, our_uuid, &pcmk_uname, nodeid) == FALSE) { return FALSE; } break; case pcmk_cluster_cman: case pcmk_cluster_corosync: if (init_cpg_connection(dispatch, destroy, &pcmk_nodeid) == FALSE) { return FALSE; } pcmk_uname = get_local_node_name(); break; case pcmk_cluster_heartbeat: crm_info("Could not find an active corosync based cluster"); return FALSE; break; default: crm_err("Invalid cluster type: %s (%d)", name_for_cluster_type(stack), stack); return FALSE; break; } crm_info("Connection to '%s': established", name_for_cluster_type(stack)); CRM_ASSERT(pcmk_uname != NULL); pcmk_uname_len = strlen(pcmk_uname); if (pcmk_nodeid != 0) { /* Ensure the local node always exists */ crm_update_peer(pcmk_nodeid, 0, 0, 0, 0, pcmk_uname, pcmk_uname, NULL, NULL); } if (our_uuid != NULL) { *our_uuid = crm_strdup(pcmk_uname); } if (our_uname != NULL) { *our_uname = crm_strdup(pcmk_uname); } if (nodeid != NULL) { *nodeid = pcmk_nodeid; } return TRUE; } gboolean check_message_sanity(const AIS_Message * msg, const char *data) { gboolean sane = TRUE; gboolean repaired = FALSE; int dest = msg->host.type; int tmp_size = msg->header.size - sizeof(AIS_Message); if (sane && msg->header.size == 0) { crm_warn("Message with no size"); sane = FALSE; } if (sane && msg->header.error != CS_OK) { crm_warn("Message header contains an error: %d", msg->header.error); sane = FALSE; } if (sane && ais_data_len(msg) != tmp_size) { crm_warn("Message payload size is incorrect: expected %d, got %d", ais_data_len(msg), tmp_size); sane = TRUE; } if (sane && ais_data_len(msg) == 0) { crm_warn("Message with no payload"); sane = FALSE; } if (sane && data && msg->is_compressed == FALSE) { int str_size = strlen(data) + 1; if (ais_data_len(msg) != str_size) { int lpc = 0; crm_warn("Message payload is corrupted: expected %d bytes, got %d", ais_data_len(msg), str_size); sane = FALSE; for (lpc = (str_size - 10); lpc < msg->size; lpc++) { if (lpc < 0) { lpc = 0; } crm_debug("bad_data[%d]: %d / '%c'", lpc, data[lpc], data[lpc]); } } } if (sane == FALSE) { crm_err("Invalid message %d: (dest=%s:%s, from=%s:%s.%d, compressed=%d, size=%d, total=%d)", msg->id, ais_dest(&(msg->host)), msg_type2text(dest), ais_dest(&(msg->sender)), msg_type2text(msg->sender.type), msg->sender.pid, msg->is_compressed, ais_data_len(msg), msg->header.size); } else if (repaired) { crm_err ("Repaired message %d: (dest=%s:%s, from=%s:%s.%d, compressed=%d, size=%d, total=%d)", msg->id, ais_dest(&(msg->host)), msg_type2text(dest), ais_dest(&(msg->sender)), msg_type2text(msg->sender.type), msg->sender.pid, msg->is_compressed, ais_data_len(msg), msg->header.size); } else { crm_debug_3 ("Verfied message %d: (dest=%s:%s, from=%s:%s.%d, compressed=%d, size=%d, total=%d)", msg->id, ais_dest(&(msg->host)), msg_type2text(dest), ais_dest(&(msg->sender)), msg_type2text(msg->sender.type), msg->sender.pid, msg->is_compressed, ais_data_len(msg), msg->header.size); } return sane; } #endif static int get_config_opt(confdb_handle_t config, hdb_handle_t object_handle, const char *key, char **value, const char *fallback) { size_t len = 0; char *env_key = NULL; const char *env_value = NULL; char buffer[256]; if (*value) { crm_free(*value); *value = NULL; } if (object_handle > 0) { if (CS_OK == confdb_key_get(config, object_handle, key, strlen(key), &buffer, &len)) { *value = crm_strdup(buffer); } } if (*value) { crm_info("Found '%s' for option: %s", *value, key); return 0; } env_key = crm_concat("HA", key, '_'); env_value = getenv(env_key); crm_free(env_key); if (*value) { crm_info("Found '%s' in ENV for option: %s", *value, key); *value = crm_strdup(env_value); return 0; } if (fallback) { crm_info("Defaulting to '%s' for option: %s", fallback, key); *value = crm_strdup(fallback); } else { crm_info("No default for option: %s", key); } return -1; } static confdb_handle_t config_find_init(confdb_handle_t config) { cs_error_t rc = CS_OK; confdb_handle_t local_handle = OBJECT_PARENT_HANDLE; rc = confdb_object_find_start(config, local_handle); if (rc == CS_OK) { return local_handle; } else { crm_err("Couldn't create search context: %d", rc); } return 0; } static hdb_handle_t config_find_next(confdb_handle_t config, const char *name, confdb_handle_t top_handle) { cs_error_t rc = CS_OK; hdb_handle_t local_handle = 0; if (top_handle == 0) { crm_err("Couldn't search for %s: no valid context", name); return 0; } crm_debug_2("Searching for %s in " HDB_X_FORMAT, name, top_handle); rc = confdb_object_find(config, top_handle, name, strlen(name), &local_handle); if (rc != CS_OK) { crm_info("No additional configuration supplied for: %s", name); local_handle = 0; } else { crm_info("Processing additional %s options...", name); } return local_handle; } enum cluster_type_e find_corosync_variant(void) { confdb_handle_t config; enum cluster_type_e found = pcmk_cluster_unknown; int rc; char *value = NULL; confdb_handle_t top_handle = 0; hdb_handle_t local_handle = 0; static confdb_callbacks_t callbacks = { }; rc = confdb_initialize(&config, &callbacks); if (rc != CS_OK) { crm_debug("Could not initialize Cluster Configuration Database API instance error %d", rc); return found; } top_handle = config_find_init(config); local_handle = config_find_next(config, "service", top_handle); while (local_handle) { crm_free(value); get_config_opt(config, local_handle, "name", &value, NULL); if (safe_str_eq("pacemaker", value)) { found = pcmk_cluster_classic_ais; crm_free(value); get_config_opt(config, local_handle, "ver", &value, "0"); crm_trace("Found Pacemaker plugin version: %s", value); break; } local_handle = config_find_next(config, "service", top_handle); } crm_free(value); if (found == pcmk_cluster_unknown) { top_handle = config_find_init(config); local_handle = config_find_next(config, "quorum", top_handle); get_config_opt(config, local_handle, "provider", &value, NULL); if (safe_str_eq("quorum_cman", value)) { crm_trace("Found CMAN quorum provider"); found = pcmk_cluster_cman; } } crm_free(value); if (found == pcmk_cluster_unknown) { crm_trace("Defaulting to a 'bare' corosync cluster"); found = pcmk_cluster_corosync; } confdb_finalize(config); return found; } diff --git a/mcp/corosync.c b/mcp/corosync.c index 2b0969ca7f..713e7d5c78 100644 --- a/mcp/corosync.c +++ b/mcp/corosync.c @@ -1,599 +1,600 @@ /* * Copyright (C) 2010 Andrew Beekhof * * This program is free software; you can redistribute it and/or * modify it under the terms of the GNU 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 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 */ #include #include #include #include /* for calls to stat() */ #include /* For basename() and dirname() */ #include #include /* For getpwname() */ +#include #include #include #include #include #ifdef SUPPORT_CMAN # include #endif static struct cpg_name cpg_group = { .length = 0, .value[0] = 0, }; gboolean use_cman = FALSE; static cpg_handle_t cpg_handle; static corosync_cfg_handle_t cfg_handle; static corosync_cfg_state_notification_t cfg_buffer; /* =::=::=::= CFG - Shutdown stuff =::=::=::= */ static void cfg_shutdown_callback(corosync_cfg_handle_t h, corosync_cfg_shutdown_flags_t flags) { crm_info("Corosync wants to shut down: %s", (flags == COROSYNC_CFG_SHUTDOWN_FLAG_IMMEDIATE) ? "immediate" : (flags == COROSYNC_CFG_SHUTDOWN_FLAG_REGARDLESS) ? "forced" : "optional"); /* Never allow corosync to shut down while we're running */ corosync_cfg_replyto_shutdown(h, COROSYNC_CFG_SHUTDOWN_FLAG_NO); } static corosync_cfg_callbacks_t cfg_callbacks = { .corosync_cfg_shutdown_callback = cfg_shutdown_callback, .corosync_cfg_state_track_callback = NULL, }; static gboolean pcmk_cfg_dispatch(int sender, gpointer user_data) { corosync_cfg_handle_t *handle = (corosync_cfg_handle_t *) user_data; cs_error_t rc = corosync_cfg_dispatch(*handle, CS_DISPATCH_ALL); if (rc != CS_OK) { return FALSE; } return TRUE; } static void cfg_connection_destroy(gpointer user_data) { crm_err("Connection destroyed"); cfg_handle = 0; pcmk_shutdown(SIGTERM); return; } gboolean cluster_disconnect_cfg(void) { if (cfg_handle) { corosync_cfg_finalize(cfg_handle); cfg_handle = 0; } pcmk_shutdown(SIGTERM); return TRUE; } #define cs_repeat(counter, max, code) do { \ code; \ if(rc == CS_ERR_TRY_AGAIN) { \ counter++; \ crm_debug("Retrying operation after %ds", counter); \ sleep(counter); \ } \ } while(rc == CS_ERR_TRY_AGAIN && counter < max) gboolean cluster_connect_cfg(uint32_t * nodeid) { cs_error_t rc; int fd = 0, retries = 0; cs_repeat(retries, 30, rc = corosync_cfg_initialize(&cfg_handle, &cfg_callbacks)); if (rc != CS_OK) { crm_err("corosync cfg init error %d", rc); return FALSE; } rc = corosync_cfg_fd_get(cfg_handle, &fd); if (rc != CS_OK) { crm_err("corosync cfg fd_get error %d", rc); goto bail; } retries = 0; cs_repeat(retries, 30, rc = corosync_cfg_local_get(cfg_handle, nodeid)); if (rc != CS_OK) { crm_err("corosync cfg local_get error %d", rc); goto bail; } crm_debug("Our nodeid: %d", *nodeid); retries = 0; cs_repeat(retries, 30, rc = corosync_cfg_state_track(cfg_handle, 0, &cfg_buffer)); if (rc != CS_OK) { crm_err("corosync cfg stack_track error %d", rc); goto bail; } crm_debug("Adding fd=%d to mainloop", fd); G_main_add_fd(G_PRIORITY_HIGH, fd, FALSE, pcmk_cfg_dispatch, &cfg_handle, cfg_connection_destroy); return TRUE; bail: corosync_cfg_finalize(cfg_handle); return FALSE; } /* =::=::=::= CPG - Closed Process Group Messaging =::=::=::= */ static gboolean pcmk_cpg_dispatch(int sender, gpointer user_data) { cpg_handle_t *handle = (cpg_handle_t *) user_data; cs_error_t rc = cpg_dispatch(*handle, CS_DISPATCH_ALL); if (rc != CS_OK) { return FALSE; } return TRUE; } static void cpg_connection_destroy(gpointer user_data) { crm_err("Connection destroyed"); cpg_handle = 0; return; } static void pcmk_cpg_deliver(cpg_handle_t handle, const struct cpg_name *groupName, uint32_t nodeid, uint32_t pid, void *msg, size_t msg_len) { if (nodeid != local_nodeid) { uint32_t procs = 0; xmlNode *xml = string2xml(msg); const char *uname = crm_element_value(xml, "uname"); crm_element_value_int(xml, "proclist", (int *)&procs); /* crm_debug("Got proclist %.32x from %s", procs, uname); */ if (update_node_processes(nodeid, uname, procs)) { update_process_clients(); } } } static void pcmk_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) { /* Don't care about CPG membership */ update_process_peers(); } cpg_callbacks_t cpg_callbacks = { .cpg_deliver_fn = pcmk_cpg_deliver, .cpg_confchg_fn = pcmk_cpg_membership, }; gboolean cluster_disconnect_cpg(void) { if (cpg_handle) { cpg_finalize(cpg_handle); cpg_handle = 0; } return TRUE; } gboolean cluster_connect_cpg(void) { cs_error_t rc; unsigned int nodeid; int fd; int retries = 0; strcpy(cpg_group.value, "pcmk"); cpg_group.length = strlen(cpg_group.value) + 1; retries = 0; cs_repeat(retries, 30, rc = cpg_initialize(&cpg_handle, &cpg_callbacks)); if (rc != CS_OK) { crm_err("corosync cpg init error %d", rc); return FALSE; } rc = cpg_fd_get(cpg_handle, &fd); if (rc != CS_OK) { crm_err("corosync cpg fd_get error %d", rc); goto bail; } retries = 0; cs_repeat(retries, 30, rc = cpg_local_get(cpg_handle, &nodeid)); if (rc != CS_OK) { crm_err("corosync cpg local_get error %d", rc); goto bail; } crm_debug("Our nodeid: %d", nodeid); retries = 0; cs_repeat(retries, 30, rc = cpg_join(cpg_handle, &cpg_group)); if (rc != CS_OK) { crm_err("Could not join the CPG group '%s': %d", crm_system_name, rc); goto bail; } crm_debug("Adding fd=%d to mainloop", fd); G_main_add_fd(G_PRIORITY_HIGH, fd, FALSE, pcmk_cpg_dispatch, &cpg_handle, cpg_connection_destroy); return TRUE; bail: cpg_finalize(cpg_handle); return FALSE; } gboolean send_cpg_message(struct iovec * iov) { int rc = CS_OK; int retries = 0; errno = 0; do { rc = cpg_mcast_joined(cpg_handle, CPG_TYPE_AGREED, iov, 1); if (rc == CS_ERR_TRY_AGAIN) { cpg_flow_control_state_t fc_state = CPG_FLOW_CONTROL_DISABLED; int rc2 = cpg_flow_control_state_get(cpg_handle, &fc_state); if (rc2 == CS_OK && fc_state == CPG_FLOW_CONTROL_ENABLED) { crm_debug("Attempting to clear cpg dispatch queue"); rc2 = cpg_dispatch(cpg_handle, CS_DISPATCH_ALL); } if (rc2 != CS_OK) { crm_warn("Could not check/clear the cpg connection"); goto bail; } else { retries++; crm_debug("Retrying operation after %ds", retries); sleep(retries); } } /* 5 retires is plenty, we'll resend once the membership reforms anyway */ } while (rc == CS_ERR_TRY_AGAIN && retries < 5); bail: if (rc != CS_OK) { crm_err("Sending message via cpg FAILED: (rc=%d) %s", rc, ais_error2text(rc)); } return (rc == CS_OK); } /* =::=::=::= Configuration =::=::=::= */ static int get_config_opt(confdb_handle_t config, hdb_handle_t object_handle, const char *key, char **value, const char *fallback) { size_t len = 0; char *env_key = NULL; const char *env_value = NULL; char buffer[256]; if (*value) { crm_free(*value); *value = NULL; } if (object_handle > 0) { if (CS_OK == confdb_key_get(config, object_handle, key, strlen(key), &buffer, &len)) { *value = crm_strdup(buffer); } } if (*value) { crm_info("Found '%s' for option: %s", *value, key); return 0; } env_key = crm_concat("HA", key, '_'); env_value = getenv(env_key); crm_free(env_key); if (*value) { crm_info("Found '%s' in ENV for option: %s", *value, key); *value = crm_strdup(env_value); return 0; } if (fallback) { crm_info("Defaulting to '%s' for option: %s", fallback, key); *value = crm_strdup(fallback); } else { crm_info("No default for option: %s", key); } return -1; } static confdb_handle_t config_find_init(confdb_handle_t config) { cs_error_t rc = CS_OK; confdb_handle_t local_handle = OBJECT_PARENT_HANDLE; rc = confdb_object_find_start(config, local_handle); if (rc == CS_OK) { return local_handle; } else { crm_err("Couldn't create search context: %d", rc); } return 0; } static hdb_handle_t config_find_next(confdb_handle_t config, const char *name, confdb_handle_t top_handle) { cs_error_t rc = CS_OK; hdb_handle_t local_handle = 0; if (top_handle == 0) { crm_err("Couldn't search for %s: no valid context", name); return 0; } crm_debug_2("Searching for %s in " HDB_X_FORMAT, name, top_handle); rc = confdb_object_find(config, top_handle, name, strlen(name), &local_handle); if (rc != CS_OK) { crm_info("No additional configuration supplied for: %s", name); local_handle = 0; } else { crm_info("Processing additional %s options...", name); } return local_handle; } char * get_local_node_name(void) { char *name = NULL; struct utsname res; if (use_cman) { #ifdef SUPPORT_CMAN cman_node_t us; cman_handle_t cman; cman = cman_init(NULL); if (cman != NULL && cman_is_active(cman)) { us.cn_name[0] = 0; cman_get_node(cman, CMAN_NODEID_US, &us); name = crm_strdup(us.cn_name); crm_info("Using CMAN node name: %s", name); } else { crm_err("Couldn't determin node name from CMAN"); } cman_finish(cman); #endif } else if (uname(&res) < 0) { crm_perror(LOG_ERR, "Could not determin the current host"); exit(100); } else { name = crm_strdup(res.nodename); } return name; } gboolean read_config(void) { confdb_handle_t config; int rc; char *value = NULL; gboolean have_log = FALSE; confdb_handle_t top_handle = 0; hdb_handle_t local_handle = 0; static confdb_callbacks_t callbacks = { }; enum cluster_type_e stack = get_cluster_type(); crm_info("Reading configure for stack: %s", name_for_cluster_type(stack)); rc = confdb_initialize(&config, &callbacks); if (rc != CS_OK) { printf("Could not initialize Cluster Configuration Database API instance error %d\n", rc); return FALSE; } /* =::=::= Should we be here =::=::= */ if (stack == pcmk_cluster_corosync) { setenv("HA_cluster_type", "corosync", 1); } else if (stack == pcmk_cluster_cman) { setenv("HA_cluster_type", "cman", 1); enable_crmd_as_root(TRUE); use_cman = TRUE; } else if (stack == pcmk_cluster_classic_ais) { setenv("HA_cluster_type", "openais", 1); /* Look for a service block to indicate our plugin is loaded */ top_handle = config_find_init(config); local_handle = config_find_next(config, "service", top_handle); while (local_handle) { crm_free(value); get_config_opt(config, local_handle, "name", &value, NULL); if (safe_str_eq("pacemaker", value)) { crm_free(value); get_config_opt(config, local_handle, "ver", &value, "0"); if (safe_str_eq(value, "1")) { crm_free(value); get_config_opt(config, local_handle, "use_logd", &value, "no"); setenv("HA_use_logd", value, 1); crm_free(value); get_config_opt(config, local_handle, "use_mgmtd", &value, "no"); enable_mgmtd(crm_is_true(value)); } else { crm_err("We can only start Pacemaker from init if using version 1" " of the Pacemaker plugin for Corosync. Terminating."); exit(100); } break; } local_handle = config_find_next(config, "service", top_handle); } crm_free(value); } else { crm_err("Unsupported stack type: %s", name_for_cluster_type(stack)); return FALSE; } /* =::=::= Logging =::=::= */ top_handle = config_find_init(config); local_handle = config_find_next(config, "logging", top_handle); get_config_opt(config, local_handle, "debug", &value, "on"); if (crm_is_true(value) && crm_log_level < LOG_DEBUG) { crm_log_level = LOG_DEBUG; } if (crm_log_level >= LOG_DEBUG) { char *level = crm_itoa(crm_log_level - LOG_INFO); setenv("HA_debug", level, 1); crm_free(level); } get_config_opt(config, local_handle, "to_logfile", &value, "off"); if (crm_is_true(value)) { get_config_opt(config, local_handle, "logfile", &value, NULL); if (value == NULL) { crm_err("Logging to a file requested but no log file specified"); } else { struct stat parent; FILE *logfile = NULL; char *parent_dir = dirname(strdup(value)); struct passwd *pcmk_user = getpwnam(CRM_DAEMON_USER); uid_t pcmk_uid = pcmk_user->pw_uid; uid_t pcmk_gid = getegid(); rc = stat(parent_dir, &parent); if (rc != 0) { crm_err("Directory '%s' does not exist for logfile '%s'", parent_dir, value); } else if (parent.st_uid == pcmk_uid && (parent.st_mode & (S_IRUSR | S_IWUSR))) { /* all good - user */ logfile = fopen(value, "a"); } else if (parent.st_gid == pcmk_gid && (parent.st_mode & S_IXGRP)) { /* all good - group */ logfile = fopen(value, "a"); } else { crm_err ("Daemons running as %s do not have permission to access '%s'. Logging to '%s' is disabled", CRM_DAEMON_USER, parent_dir, value); } if (logfile) { int logfd = fileno(logfile); setenv("HA_debugfile", value, 1); /* Ensure the file has the correct permissions */ fchown(logfd, pcmk_uid, pcmk_gid); fchmod(logfd, S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP); fprintf(logfile, "Set r/w permissions for uid=%d, gid=%d on %s\n", pcmk_uid, pcmk_gid, value); fflush(logfile); fsync(logfd); fclose(logfile); have_log = TRUE; } else { crm_err("Couldn't create logfile: %s", value); } crm_free(parent_dir); } } get_config_opt(config, local_handle, "to_syslog", &value, "on"); if (have_log && crm_is_true(value) == FALSE) { crm_info("User configured file based logging and explicitly disabled syslog."); crm_free(value); value = NULL; } else { if (crm_is_true(value) == FALSE) { crm_err ("Please enable some sort of logging, either 'to_file: on' or 'to_syslog: on'."); crm_err("If you use file logging, be sure to also define a value for 'logfile'"); } get_config_opt(config, local_handle, "syslog_facility", &value, "daemon"); } setenv("HA_logfacility", value ? value : "none", 1); setenv("HA_LOGFACILITY", value ? value : "none", 1); confdb_finalize(config); crm_free(value); return TRUE; }