diff --git a/.travis.yml b/.travis.yml index 73bc7b3..b917622 100644 --- a/.travis.yml +++ b/.travis.yml @@ -1,55 +1,61 @@ # container-based environment blockers: # - cluster-glue-dev # https://github.com/travis-ci/apt-package-whitelist/issues/2936 # - libsystemd-daemon-dev (libsystemd-dev) # https://github.com/travis-ci/apt-package-whitelist/issues/2449 -# - no equivalent of "libcrmcluster4-dev" (trusty) for precise, -# but can be worked around with something like (or local dir + CPPFLAGS): +# - likewise, lack of pacemaker packages (sources contain setuid et al., +# can be worked around with something like (or local dir + CPPFLAGS): # GHREPO=ClusterLabs/pacemaker INCLFILE=crm/services.h curl --create-dirs \ # -o "/usr/include/pacemaker/${INCLFILE}" \ # "https://raw.githubusercontent.com/${GHREPO}/master/include/${INCLFILE}" sudo: required dist: trusty language: c compiler: gcc env: - GLUE=1 - GLUE=0 before_install: # following command is so as to counterweight unfortunate change # https://github.com/travis-ci/travis-cookbooks/commit/6c575d5d55c08e3a0c046dc7de2aa5d5b38e0b63 # that made proper hostnames be mapped from 127.0.1.1 address # rather than 127.0.0.1 (properly assigned to loopback interface), # hence (likely) caused "hostname -i" return that other address # that is normally not assigned to loopback (and hence booth # cannot identify "itself" within configured sites, leading to # spurious test suite failure) so do that manually as a workaround - sudo ip addr add 127.0.1.1/8 scope host dev lo - sudo apt-get update -qq - - sudo apt-get install -qq -y libglib2.0-dev libcrmcluster4-dev + - sudo apt-get install -qq -y libglib2.0-dev libcrmservice1-dev + # sadly, the newest supported at the moment Ubuntu is "Trusty" + # that carries backdated 1.1.10+git20130802-1ubuntu2.5 pacemaker, + # moreover with broken split of files on packaging level (or was it + # due to inherently inseparable cross-dependencies between headers?), + # hence the following is needed as well (will go away, eventually) + - sudo apt-get install -qq -y libcrmcluster4-dev - test "${GLUE}" = 0 || sudo apt-get install -qq -y cluster-glue-dev - test "${GLUE}" != 0 || sudo apt-get install -qq -y libqb-dev libsystemd-daemon-dev before_script: - ./autogen.sh && ./configure --with-glue=$(test "${GLUE}" = 0 && echo no || echo yes) - ulimit -S -c unlimited # ensure cores are generated (~after_failure) script: VERBOSE=1 make check after_failure: - sudo apt-get install -qq gdb libc6-dbg # examine core files - find -name 'core*' -print0 | xargs -0I@ -- sh -xc 'file "@"; gdb -se $(file "@" | sed -n "s|.* core file .* from \x27\([^\x27 ]*\).*|\1|p") -c "@" -batch -ex "t a a bt f" -ex "set pagination 0"' notifications: irc: "irc.freenode.net#clusterlabs-dev" diff --git a/configure.ac b/configure.ac index cad7ac5..9c72bff 100644 --- a/configure.ac +++ b/configure.ac @@ -1,622 +1,623 @@ # -*- Autoconf -*- # Process this file with autoconf to produce a configure script. # bootstrap / init AC_PREREQ([2.61]) AC_INIT([booth], [1.0], [users@clusterlabs.org]) AM_INIT_AUTOMAKE([-Wno-portability subdir-objects]) AC_CONFIG_SRCDIR([src/main.c]) AC_CONFIG_HEADER([src/b_config.h src/booth_config.h]) AC_CANONICAL_HOST AC_LANG([C]) AC_SUBST(WITH_LIST, [""]) dnl Fix default variables - "prefix" variable if not specified if test "$prefix" = "NONE"; then prefix="/usr" dnl Fix "localstatedir" variable if not specified if test "$localstatedir" = "\${prefix}/var"; then localstatedir="/var" fi dnl Fix "sysconfdir" variable if not specified if test "$sysconfdir" = "\${prefix}/etc"; then sysconfdir="/etc" fi dnl Fix "libdir" variable if not specified if test "$libdir" = "\${exec_prefix}/lib"; then if test -e /usr/lib64; then libdir="/usr/lib64" else libdir="/usr/lib" fi fi fi if test "$srcdir" = "."; then AC_MSG_NOTICE([building in place srcdir:$srcdir]) AC_DEFINE([BUILDING_IN_PLACE], 1, [building in place]) else AC_MSG_NOTICE([building out of tree srcdir:$srcdir]) fi # Checks for programs. # check stolen from gnulib/m4/gnu-make.m4 if ! ${MAKE-make} --version /cannot/make/this >/dev/null 2>&1; then AC_MSG_ERROR([you don't seem to have GNU make; it is required]) fi AC_PROG_CC AC_PROG_INSTALL AC_PROG_LN_S AC_PROG_MAKE_SET AC_PROG_RANLIB AC_PATH_PROGS(PKGCONFIG, pkg-config) AC_PATH_PROGS(ASCIIDOC, asciidoc) AC_PATH_PROGS(ASCIIDOCTOR, asciidoctor) AC_PATH_PROGS(A2X, a2x) AM_CONDITIONAL(IS_ASCIIDOC, test x"${ASCIIDOC}" != x"") AM_CONDITIONAL(IS_A2X, test x"${A2X}" != x"") AM_CONDITIONAL(BUILD_ASCIIDOC, test x"${A2X}" != x"" || test x"${ASCIIDOCTOR}" != x"") AM_CONDITIONAL(BUILD_ASCIIDOC_HTML_MAN, (test "x${ASCIIDOC}" != "x" || test x"${ASCIIDOCTOR}" != x"") && test "x$with_html_man" = "xyes") # libgcrypt or mhash for hmac libgcrypt_installed="yes" AC_CHECK_HEADERS(gcrypt.h, , [libgcrypt_installed="no"],) AC_CHECK_LIB(gcrypt, gcry_md_open, , [libgcrypt_installed="no"]) AM_CONDITIONAL(BUILD_AUTH_C, test "x${libgcrypt_installed}" = "xyes") if test "x$libgcrypt_installed" = "xno"; then mhash_installed="yes" AC_CHECK_HEADERS(mhash.h, , [mhash_installed="no"],) AC_CHECK_LIB(mhash, mhash_init, , [mhash_installed="no"]) AM_CONDITIONAL(BUILD_AUTH_C, test "x${mhash_installed}" = "xyes") fi AC_CHECK_LIB([xml2], xmlReadDoc) PKG_CHECK_MODULES(XML, [libxml-2.0]) PKG_CHECK_MODULES(GLIB, [glib-2.0]) +PKG_CHECK_MODULES([PCMK], [pacemaker-service],, + [PKG_CHECK_MODULES([PCMK], [pcmk-service])]) # Python casing, prefer 3.3+ to 2.{6...} -AM_PATH_PYTHON([3.3], , [PYTHON=:]) -if test "x$PYTHON" = x:; then - AM_PATH_PYTHON([2.6]) +if test "x$PYTHON" = "x"; then + AM_PATH_PYTHON([3.3],, [AM_PATH_PYTHON([2.6])]) fi PYTHON_SHEBANG="$PYTHON ${PYTHON_OPTS--Es}" AC_ARG_VAR([PYTHON_SHEBANG], [Python invocation used in shebangs]) # Checks for header files. AC_FUNC_ALLOCA AC_HEADER_DIRENT AC_HEADER_STDC AC_HEADER_SYS_WAIT AC_CHECK_HEADERS([arpa/inet.h fcntl.h limits.h netdb.h netinet/in.h stdint.h \ stdlib.h string.h sys/ioctl.h sys/param.h sys/socket.h \ sys/time.h syslog.h unistd.h sys/types.h getopt.h malloc.h \ sys/sockio.h utmpx.h]) AC_CHECK_HEADERS(heartbeat/glue_config.h) AC_CHECK_HEADERS(mhash.h) AC_CHECK_HEADER([zlib.h], [AC_SUBST(ZLIB_LIBS, ["-lz"])], [AC_MSG_ERROR([zlib development files required])]) saved_CPPFLAGS="${CPPFLAGS}" -CPPFLAGS="${CPPFLAGS} ${GLIB_CFLAGS}" -AC_CHECK_HEADER([pacemaker/crm/services.h], [], - [AC_MSG_ERROR([pacemaker/crm/services.h header required])]) +CPPFLAGS="${CPPFLAGS} ${PCMK_CFLAGS} ${GLIB_CFLAGS}" +AC_CHECK_HEADER([crm/services.h], [], + [AC_MSG_ERROR([crm/services.h header required])]) CPPFLAGS="${saved_CPPFLAGS}" # Checks for typedefs, structures, and compiler characteristics. AC_C_CONST AC_TYPE_UID_T AC_C_INLINE AC_TYPE_INT16_T AC_TYPE_INT32_T AC_TYPE_INT64_T AC_TYPE_INT8_T AC_TYPE_SIZE_T AC_TYPE_SSIZE_T AC_HEADER_TIME AC_TYPE_UINT16_T AC_TYPE_UINT32_T AC_TYPE_UINT64_T AC_TYPE_UINT8_T AC_C_VOLATILE # Checks for library functions. AC_FUNC_CLOSEDIR_VOID AC_FUNC_ERROR_AT_LINE AC_REPLACE_FNMATCH AC_FUNC_FORK AC_PROG_GCC_TRADITIONAL AC_FUNC_MALLOC AC_FUNC_MEMCMP AC_FUNC_REALLOC AC_FUNC_SELECT_ARGTYPES AC_TYPE_SIGNAL AC_FUNC_VPRINTF AC_CHECK_FUNCS([alarm alphasort atexit bzero dup2 endgrent endpwent fcntl \ getcwd getpeerucred getpeereid gettimeofday inet_ntoa memmove \ memset mkdir scandir select socket strcasecmp strchr strdup \ strerror strrchr strspn strstr \ sched_get_priority_max sched_setscheduler]) AC_CONFIG_FILES([Makefile src/Makefile docs/Makefile conf/Makefile]) AC_CONFIG_FILES([conf/booth-arbitrator.service conf/booth@.service]) AC_CONFIG_FILES([script/unit-test.py test/runtests.py], dnl Following required at least for "make check" [chmod +x test/runtests.py]) AC_CONFIG_FILES([script/service-runnable], [chmod +x script/service-runnable]) # =============================================== # Helpers # =============================================== ## helper for CC stuff cc_supports_flag() { local CFLAGS="-Werror $@" AC_MSG_CHECKING(whether $CC supports "$@") AC_COMPILE_IFELSE([AC_LANG_SOURCE([[int main(){return 0;}]])], [RC=0; AC_MSG_RESULT(yes)],[RC=1; AC_MSG_RESULT(no)]) return $RC } ## extract header or define try_extract_header_define() { AC_MSG_CHECKING(if $2 in $1 exists) Cfile=$srcdir/extract_define.$2.${$} printf "#include \n" > ${Cfile}.c printf "#include <%s>\n" $1 >> ${Cfile}.c printf "int main(int argc, char **argv) {\n" >> ${Cfile}.c printf "#ifdef %s\n" $2 >> ${Cfile}.c printf "printf(\"%%s\", %s);\n" $2 >> ${Cfile}.c printf "#endif \n return 0; }\n" >> ${Cfile}.c $CC $CFLAGS ${Cfile}.c -o ${Cfile} 2>/dev/null value= if test -x ${Cfile}; then value=`${Cfile} 2>/dev/null` fi if test x"${value}" == x""; then value=$3 AC_MSG_RESULT(default: $value) else AC_MSG_RESULT($value) fi printf $value rm -rf ${Cfile}.c ${Cfile} ${Cfile}.dSYM ${Cfile}.gcno } ## cleanup AC_MSG_NOTICE(Sanitizing prefix: ${prefix}) case $prefix in NONE) prefix=/usr/local;; esac AC_MSG_NOTICE(Sanitizing exec_prefix: ${exec_prefix}) case $exec_prefix in dnl For consistency with Corosync, map NONE->$prefix NONE) exec_prefix=$prefix;; prefix) exec_prefix=$prefix;; esac ## local defines PACKAGE_FEATURES="" LINT_FLAGS="-weak -unrecog +posixlib +ignoresigns -fcnuse \ -badflag -D__gnuc_va_list=va_list -D__attribute\(x\)=" # local options AC_ARG_ENABLE([fatal-warnings], [ --enable-fatal-warnings : enable fatal warnings. ], [ default="no" ]) AC_ARG_ENABLE([debug], [ --enable-debug : enable debug build. ], [ default="no" ]) AC_ARG_ENABLE([user-flags], [ --enable-user-flags : rely on user environment. ], [ default="no" ]) AC_ARG_ENABLE([coverage], [ --enable-coverage : coverage analysis of the codebase. ], [ default="no" ]) AC_ARG_WITH([initddir], [ --with-initddir=DIR : path to init script directory. ], [ INITDDIR="$withval" ], [ INITDDIR="$sysconfdir/init.d" ]) test -s .git_info && GIT_VER="`cat .git_info`" AC_ARG_WITH([build-version], [ --with-build-version=STR : build version ], [ BOOTH_BUILD_VERSION="$withval" ], [ BOOTH_BUILD_VERSION="${GIT_VER:-$PACKAGE_VERSION}" ]) AC_ARG_WITH([html_man], [ --without-html_man : Avoid generating man pages in HTML.], [], [with_html_man=yes]) AC_ARG_WITH([glue], [ --without-glue : Avoid libraries from (cluster-)glue project.], [], [with_glue=yes]) # figure out logging provider logging_provider="" if test "x$logging_provider" = "x" && test "x$with_glue" = "xyes"; then AC_CHECK_LIB([plumb], [cl_log], [logging_provider="libplumb"]) fi if test "x$logging_provider" = "x" && test "x$with_glue" = "xno"; then AC_CHECK_LIB([qb], [qb_log_real_], [logging_provider="libqb"]) fi case "$logging_provider" in libplumb) LOGGER="ha_logger" ;; libqb) PKG_CHECK_MODULES([LIBQB], [libqb]) AC_DEFINE([LOGGING_LIBQB], [], [use libqb as a logging provider]) PKG_CHECK_MODULES([LIBQB1], [libqb >= 1.0], [AC_DEFINE([LOGGING_LIBQB_MAJOR], [1], [libqb major version lower bound])], [AC_MSG_WARN([[syslog identifier will not get changed]])]) LOGGER="logger -t booth-script" ;; *) AC_MSG_ERROR([logging provider required (libplumb, or libqb when --without-glue)]) ;; esac AM_CONDITIONAL([LOGGING_LIBQB], [test "x$logging_provider" = "xlibqb"]) AC_SUBST([LOGGER]) # figure out range2random provider range2random_provider="" if test "x$range2random_provider" = "x" && test "x$with_glue" = "xyes"; then AC_CHECK_LIB([plumb], [get_next_random], [range2random_provider="libplumb"]) AC_CHECK_DECL([cl_rand_from_interval], [], [range2random_provider=""], [#include ]) fi if test "x$range2random_provider" = "x" && test "x$with_glue" = "xno"; then AC_CHECK_LIB([glib-2.0], [g_random_int_range], [range2random_provider="glib"]) fi case "$range2random_provider" in libplumb) ;; glib) PKG_CHECK_MODULES([GLIB], [glib-2.0]) AC_DEFINE([RANGE2RANDOM_GLIB], [], [use glib as a range2random provider]) ;; *) AC_MSG_ERROR([range2random provider required (libplumb, or glib when --without-glue)]) ;; esac AM_CONDITIONAL([RANGE2RANDOM_GLIB], [test "x$range2random_provider" = "xglib"]) # figure out nametag/distinguished-role provider nametag_provider="" if test "x$nametag_provider" = "x" && test "x$with_glue" != "xno"; then AC_CHECK_LIB([plumbgpl], [set_proc_title], [nametag_provider="libplumbgpl"]) fi if test "x$nametag_provider" = "x" && test "x$with_glue" = "xno"; then AC_SEARCH_LIBS([sd_notify], [systemd systemd-daemon], [nametag_provider="libsystemd"]) fi NOTIFY_ACCESS_SWITCH='# ' case "$nametag_provider" in libplumbgpl) ;; libsystemd) PKG_CHECK_MODULES([LIBSYSTEMD], [libsystemd],, [ PKG_CHECK_MODULES([LIBSYSTEMD], [libsystemd-daemon]) ]) AC_DEFINE([NAMETAG_LIBSYSTEMD], [], [use libsystemd as a nametag provider]) NOTIFY_ACCESS_SWITCH= ;; *) AC_MSG_ERROR([nametag provider required (libplumbgpl, or libsystemd when --without-glue)]) ;; esac AM_CONDITIONAL([NAMETAG_LIBSYSTEMD], [test "x$nametag_provider" = "xlibsystemd"]) AC_SUBST([NOTIFY_ACCESS_SWITCH]) # figure out if "coredump nursing" supported and desired coredump_nursing="no" if test "x$with_glue" != "xno"; then AC_CHECK_LIB([plumb], [cl_enable_coredumps], [coredump_nursing="libplumb"]) fi if test "x$coredump_nursing" != "xno"; then AC_DEFINE(COREDUMP_NURSING, [], [eligible for coredump nursing]) fi AM_CONDITIONAL([COREDUMP_NURSING], [test "x$coredump_nursing" != "xno"]) # define CRM daemon user & group CRM_DAEMON_USER=`try_extract_header_define glue_config.h HA_CCMUSER hacluster` AC_DEFINE_UNQUOTED(CRM_DAEMON_USER,"$CRM_DAEMON_USER", User to run Booth daemon as) AC_SUBST(CRM_DAEMON_USER) CRM_DAEMON_GROUP=`try_extract_header_define glue_config.h HA_APIGROUP haclient` AC_DEFINE_UNQUOTED(CRM_DAEMON_GROUP,"$CRM_DAEMON_GROUP", Group to run Booth daemon as) AC_SUBST(CRM_DAEMON_GROUP) # OS detection # THIS SECTION MUST DIE! CP=cp OS_LDL="-ldl" have_linux="no" case "$host_os" in *linux*) AC_DEFINE_UNQUOTED([BOOTH_LINUX], [1], [Compiling for Linux platform]) OS_CFLAGS="" OS_CPPFLAGS="-D_GNU_SOURCE" OS_LDFLAGS="" OS_DYFLAGS="-rdynamic" DARWIN_OPTS="" have_linux="yes" ;; darwin*) AC_DEFINE_UNQUOTED([BOOTH_DARWIN], [1], [Compiling for Darwin platform]) CP=rsync OS_CFLAGS="" OS_CPPFLAGS="" OS_LDFLAGS="" OS_DYFLAGS="" DARWIN_OPTS="-dynamiclib -bind_at_load \ -current_version ${SONAME} \ -compatibility_version ${SONAME} -install_name \$(libdir)/\$(@)" AC_DEFINE_UNQUOTED([MAP_ANONYMOUS], [MAP_ANON], [Shared memory define for Darwin platform]) AC_DEFINE_UNQUOTED([PATH_MAX], [4096], [Number of chars in a path name including nul]) AC_DEFINE_UNQUOTED([NAME_MAX], [255], [Number of chars in a file name]) ;; *bsd*) AC_DEFINE_UNQUOTED([BOOTH_BSD], [1], [Compiling for BSD platform]) AC_DEFINE_UNQUOTED([MAP_ANONYMOUS], [MAP_ANON], [Shared memory define for Darwin platform]) OS_CFLAGS="" OS_CPPFLAGS="-I/usr/local/include" OS_LDFLAGS="-L/usr/local/lib" OS_DYFLAGS="-export-dynamic" DARWIN_OPTS="" OS_LDL="" case "$host_os" in *freebsd[[234567]]*) ;; *freebsd*) AC_DEFINE_UNQUOTED([BOOTH_FREEBSD_GE_8], [1], [Compiling for FreeBSD >= 8 platform]) ;; esac ;; *solaris*) AC_DEFINE_UNQUOTED([BOOTH_SOLARIS], [1], [Compiling for Solaris platform]) AC_DEFINE_UNQUOTED([TS_CLASS], [1], [Prevent being scheduled RR]) AC_DEFINE_UNQUOTED([_SEM_SEMUN_UNDEFINED], [1], [The semun structure is undefined]) CP=rsync OS_CFLAGS="" OS_CPPFLAGS="-D_REENTRANT" OS_LDFLAGS="" OS_DYFLAGS="-Wl,-z,lazyload" DARWIN_OPTS="" SOLARIS_OPTS=" " ;; *) AC_MSG_ERROR([Unsupported OS? hmmmm]) ;; esac AC_SUBST(CP) # *FLAGS handling goes here ENV_CFLAGS="$CFLAGS" ENV_CPPFLAGS="$CPPFLAGS" ENV_LDFLAGS="$LDFLAGS" # debug build stuff if test "x${enable_debug}" = xyes; then AC_DEFINE_UNQUOTED([DEBUG], [1], [Compiling Debugging code]) OPT_CFLAGS="-O0 -U_FORTIFY_SOURCE" PACKAGE_FEATURES="$PACKAGE_FEATURES debug" else OPT_CFLAGS="-O3" fi # gdb flags if test "x${GCC}" = xyes; then GDB_FLAGS="-ggdb3" else GDB_FLAGS="-g" fi dnl Check for POSIX clock_gettime dnl AC_CACHE_CHECK([have clock_gettime],ac_cv_HAVE_CLOCK_GETTIME,[ AC_TRY_COMPILE([ #include ], [ struct timespec tv; clock_gettime(CLOCK_REALTIME, &tv); return 0;], ac_cv_HAVE_CLOCK_GETTIME=yes,ac_cv_HAVE_CLOCK_GETTIME=no,ac_cv_HAVE_CLOCK_GETTIME=cross)]) AM_CONDITIONAL(BUILD_TIMER_C, test x"$ac_cv_HAVE_CLOCK_GETTIME" = x"yes") # extra warnings EXTRA_WARNINGS="" WARNLIST=" all shadow missing-prototypes missing-declarations strict-prototypes declaration-after-statement pointer-arith write-strings bad-function-cast missing-format-attribute format=2 format-security format-nonliteral no-long-long unsigned-char gnu89-inline no-strict-aliasing " for j in $WARNLIST; do if cc_supports_flag -W$j; then EXTRA_WARNINGS="$EXTRA_WARNINGS -W$j"; fi done if test "x${enable_coverage}" = xyes && \ cc_supports_flag -ftest-coverage && \ cc_supports_flag -fprofile-arcs ; then AC_MSG_NOTICE([Enabling Coverage (enable -O0 by default)]) OPT_CFLAGS="-O0" COVERAGE_CFLAGS="-ftest-coverage -fprofile-arcs" COVERAGE_LDFLAGS="-ftest-coverage -fprofile-arcs" PACKAGE_FEATURES="$PACKAGE_FEATURES coverage" else COVERAGE_CFLAGS="" COVERAGE_LDFLAGS="" fi if test "x${enable_ansi}" = xyes && \ cc_supports_flag -std=iso9899:199409 ; then AC_MSG_NOTICE([Enabling ANSI Compatibility]) ANSI_CPPFLAGS="-ansi -D_GNU_SOURCE -DANSI_ONLY" PACKAGE_FEATURES="$PACKAGE_FEATURES ansi" else ANSI_CPPFLAGS="" fi if test "x${enable_fatal_warnings}" = xyes && \ cc_supports_flag -Werror ; then AC_MSG_NOTICE([Enabling Fatal Warnings (-Werror)]) WERROR_CFLAGS="-Werror" PACKAGE_FEATURES="$PACKAGE_FEATURES fatal-warnings" else WERROR_CFLAGS="" fi # don't add addtional cflags if test "x${enable_user_flags}" = xyes; then OPT_CFLAGS="" GDB_FLAGS="" EXTRA_WARNINGS="" fi # final build of *FLAGS CFLAGS="$ENV_CFLAGS $OPT_CFLAGS $GDB_FLAGS $OS_CFLAGS \ $COVERAGE_CFLAGS $EXTRA_WARNINGS $WERROR_CFLAGS $NSS_CFLAGS" CPPFLAGS="$ENV_CPPFLAGS $ANSI_CPPFLAGS $OS_CPPFLAGS $GLIB_CFLAGS $RESMON_CFLAGS $XML_CFLAGS" LDFLAGS="$ENV_LDFLAGS $COVERAGE_LDFLAGS $OS_LDFLAGS" LIBS="$LIBS $XML_LIBS" # substitute what we need: AC_SUBST([INITDDIR]) AC_SUBST([OS_DYFLAGS]) AC_SUBST([OS_LDL]) AM_CONDITIONAL(BUILD_DARWIN, test -n "${DARWIN_OPTS}") AM_CONDITIONAL(BUILD_SOLARIS, test -n "${SOLARIS_OPTS}") AC_SUBST([DARWIN_OPTS]) AC_SUBST([SOLARIS_OPTS]) AM_CONDITIONAL(BUILD_HTML_DOCS, test -n "${GROFF}") AC_SUBST([LINT_FLAGS]) AC_DEFINE_UNQUOTED([SOCKETDIR], "$(eval echo ${SOCKETDIR})", [Socket directory]) BOOTH_LIB_DIR=${localstatedir}/lib/booth BOOTH_CORE_DIR=${localstatedir}/lib/booth/cores BOOTHSYSCONFDIR=${sysconfdir}/booth AC_SUBST([HAVE_LOG_CIB_DIFF]) AC_SUBST([HAVE_XML_LOG_PATCHSET]) AC_SUBST([BOOTH_LIB_DIR]) AC_SUBST([BOOTH_CORE_DIR]) AC_SUBST([BOOTHSYSCONFDIR]) AC_SUBST([BOOTH_BUILD_VERSION]) AC_DEFINE_UNQUOTED([BOOTH_LIB_DIR], "$(eval echo ${BOOTH_LIB_DIR})", [booth lib directory]) AC_DEFINE_UNQUOTED([BOOTH_CORE_DIR], "$(eval echo ${BOOTH_CORE_DIR})", [booth working directory]) AC_DEFINE_UNQUOTED([BOOTHSYSCONFDIR], "$(eval echo ${BOOTHSYSCONFDIR})", [booth config directory]) AC_DEFINE_UNQUOTED([PACKAGE_FEATURES], "${PACKAGE_FEATURES}", [booth built-in features]) AC_DEFINE_UNQUOTED([BOOTH_BUILD_VERSION], "${BOOTH_BUILD_VERSION}", [booth build version]) AC_OUTPUT AC_MSG_RESULT([]) AC_MSG_RESULT([$PACKAGE configuration:]) AC_MSG_RESULT([ Version = ${VERSION} (Build: ${BOOTH_BUILD_VERSION})]) AC_MSG_RESULT([ Prefix = ${prefix}]) AC_MSG_RESULT([ Executables = ${sbindir}]) AC_MSG_RESULT([ Man pages = ${mandir}]) AC_MSG_RESULT([ Doc dir = ${docdir}]) 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([ System init.d directory = ${INITDDIR}]) AC_MSG_RESULT([ booth config dir = ${BOOTHSYSCONFDIR}]) AC_MSG_RESULT([ SOCKETDIR = ${SOCKETDIR}]) AC_MSG_RESULT([ Features = ${PACKAGE_FEATURES}]) AC_MSG_RESULT([ Logging provider = ${logging_provider}]) AC_MSG_RESULT([ Range2random provider = ${range2random_provider}]) AC_MSG_RESULT([ Nametag provider = ${nametag_provider}]) AC_MSG_RESULT([ Coredump nursing = ${coredump_nursing}]) AC_MSG_RESULT([ Working directory = ${BOOTH_CORE_DIR}]) AC_MSG_RESULT([ HA group name = ${CRM_DAEMON_GROUP}]) AC_MSG_RESULT([ HA user name = ${CRM_DAEMON_USER}]) AC_MSG_RESULT([]) AC_MSG_RESULT([$PACKAGE build info:]) AC_MSG_RESULT([ Library SONAME = ${SONAME}]) LIB_MSG_RESULT(m4_shift(local_soname_list))dnl AC_MSG_RESULT([ Default optimization = ${OPT_CFLAGS}]) AC_MSG_RESULT([ Default debug options = ${GDB_CFLAGS}]) AC_MSG_RESULT([ Extra compiler warnings = ${EXTRA_WARNING}]) AC_MSG_RESULT([ Env. defined CFLAG = ${ENV_CFLAGS}]) AC_MSG_RESULT([ Env. defined CPPFLAGS = ${ENV_CPPFLAGS}]) AC_MSG_RESULT([ Env. defined LDFLAGS = ${ENV_LDFLAGS}]) AC_MSG_RESULT([ OS defined CFLAGS = ${OS_CFLAGS}]) AC_MSG_RESULT([ OS defined CPPFLAGS = ${OS_CPPFLAGS}]) AC_MSG_RESULT([ OS defined LDFLAGS = ${OS_LDFLAGS}]) AC_MSG_RESULT([ OS defined LDL = ${OS_LDL}]) AC_MSG_RESULT([ OS defined DYFLAGS = ${OS_DYFLAGS}]) AC_MSG_RESULT([ ANSI defined CPPFLAGS = ${ANSI_CPPFLAGS}]) AC_MSG_RESULT([ Coverage CFLAGS = ${COVERAGE_CFLAGS}]) AC_MSG_RESULT([ Coverage LDFLAGS = ${COVERAGE_LDFLAGS}]) AC_MSG_RESULT([ Fatal War. CFLAGS = ${WERROR_CFLAGS}]) AC_MSG_RESULT([ Final CFLAGS = ${CFLAGS}]) AC_MSG_RESULT([ Final CPPFLAGS = ${CPPFLAGS}]) AC_MSG_RESULT([ Final LDFLAGS = ${LDFLAGS}]) diff --git a/src/Makefile.am b/src/Makefile.am index 6c8b6d6..455c152 100644 --- a/src/Makefile.am +++ b/src/Makefile.am @@ -1,57 +1,57 @@ MAINTAINERCLEANFILES = Makefile.in AM_CFLAGS = -fPIC -Werror -funsigned-char -Wno-pointer-sign AM_CPPFLAGS = -I$(top_builddir)/include sbin_PROGRAMS = boothd boothd_SOURCES = config.c main.c raft.c ticket.c transport.c \ pacemaker.c handler.c request.c attr.c manual.c noinst_HEADERS = booth.h pacemaker.h \ config.h log.h raft.h ticket.h transport.h handler.h request.h attr.h manual.h if BUILD_TIMER_C boothd_SOURCES += timer.c endif if BUILD_AUTH_C boothd_SOURCES += auth.c endif boothd_LDFLAGS = $(OS_DYFLAGS) -L./ -boothd_LDADD = -lm $(GLIB_LIBS) $(ZLIB_LIBS) -boothd_CFLAGS = $(GLIB_CFLAGS) +boothd_LDADD = -lm $(GLIB_LIBS) $(ZLIB_LIBS) $(PCMK_LIBS) +boothd_CFLAGS = $(GLIB_CFLAGS) $(PCMK_CFLAGS) if !LOGGING_LIBQB boothd_LDADD += -lplumb else boothd_LDADD += $(LIBQB_LIBS) boothd_SOURCES += alt/logging_libqb.c noinst_HEADERS += alt/logging_libqb.h endif if !RANGE2RANDOM_GLIB boothd_LDADD += -lplumb else boothd_LDADD += $(GLIB_LIBS) boothd_SOURCES += alt/range2random_glib.c noinst_HEADERS += alt/range2random_glib.h endif if !NAMETAG_LIBSYSTEMD boothd_LDADD += -lplumbgpl else boothd_LDADD += $(LIBSYSTEMD_LIBS) boothd_SOURCES += alt/nametag_libsystemd.c noinst_HEADERS += alt/nametag_libsystemd.h endif if COREDUMP_NURSING boothd_LDADD += -lplumb endif lint: -splint $(INCLUDES) $(LINT_FLAGS) $(CFLAGS) *.c diff --git a/src/main.c b/src/main.c index 0fa1c6a..afde5bd 100644 --- a/src/main.c +++ b/src/main.c @@ -1,1633 +1,1633 @@ /* * Copyright (C) 2011 Jiaju Zhang * Copyright (C) 2013-2014 Philipp Marek * * 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 program; if not, write to the Free Software Foundation, Inc., * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. */ #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include -#include +#include #include "b_config.h" #if HAVE_LIBGCRYPT #include #endif #ifndef NAMETAG_LIBSYSTEMD #include #else #include "alt/nametag_libsystemd.h" #endif #ifdef COREDUMP_NURSING #include #include #endif #include "log.h" #include "booth.h" #include "config.h" #include "transport.h" #include "inline-fn.h" #include "pacemaker.h" #include "ticket.h" #include "request.h" #include "attr.h" #include "handler.h" #define RELEASE_VERSION "1.0" #define RELEASE_STR RELEASE_VERSION " (build " BOOTH_BUILD_VERSION ")" #define CLIENT_NALLOC 32 static int daemonize = 1; int enable_stderr = 0; timetype start_time; /** Structure for "clients". * Filehandles with incoming data get registered here (and in pollfds), * along with their callbacks. * Because these can be reallocated with every new fd, addressing * happens _only_ by their numeric index. */ struct client *clients = NULL; struct pollfd *pollfds = NULL; static int client_maxi; static int client_size = 0; static const struct booth_site _no_leader = { .addr_string = "none", .site_id = NO_ONE, .index = -1, }; struct booth_site *const no_leader = (struct booth_site*) &_no_leader; typedef enum { BOOTHD_STARTED=0, BOOTHD_STARTING } BOOTH_DAEMON_STATE; int poll_timeout; struct booth_config *booth_conf; struct command_line cl; static void client_alloc(void) { int i; if (!(clients = realloc( clients, (client_size + CLIENT_NALLOC) * sizeof(*clients)) ) || !(pollfds = realloc( pollfds, (client_size + CLIENT_NALLOC) * sizeof(*pollfds)) )) { log_error("can't alloc for client array"); exit(1); } for (i = client_size; i < client_size + CLIENT_NALLOC; i++) { clients[i].workfn = NULL; clients[i].deadfn = NULL; clients[i].fd = -1; pollfds[i].fd = -1; pollfds[i].revents = 0; } client_size += CLIENT_NALLOC; } static void client_dead(int ci) { struct client *c = clients + ci; if (c->fd != -1) { log_debug("removing client %d", c->fd); close(c->fd); } c->fd = -1; c->workfn = NULL; if (c->msg) { free(c->msg); c->msg = NULL; c->offset = 0; } pollfds[ci].fd = -1; } int client_add(int fd, const struct booth_transport *tpt, void (*workfn)(int ci), void (*deadfn)(int ci)) { int i; struct client *c; if (client_size - 1 <= client_maxi ) { client_alloc(); } for (i = 0; i < client_size; i++) { c = clients + i; if (c->fd != -1) continue; c->workfn = workfn; if (deadfn) c->deadfn = deadfn; else c->deadfn = client_dead; c->transport = tpt; c->fd = fd; c->msg = NULL; c->offset = 0; pollfds[i].fd = fd; pollfds[i].events = POLLIN; if (i > client_maxi) client_maxi = i; return i; } assert(!"no client"); } int find_client_by_fd(int fd) { int i; if (fd < 0) return -1; for (i = 0; i <= client_maxi; i++) { if (clients[i].fd == fd) return i; } return -1; } static int format_peers(char **pdata, unsigned int *len) { struct booth_site *s; char *data, *cp; char time_str[64]; int i, alloc; *pdata = NULL; *len = 0; alloc = booth_conf->site_count * (BOOTH_NAME_LEN + 256); data = malloc(alloc); if (!data) return -ENOMEM; cp = data; foreach_node(i, s) { if (s == local) continue; strftime(time_str, sizeof(time_str), "%F %T", localtime(&s->last_recv)); cp += snprintf(cp, alloc - (cp - data), "%-12s %s, last recv: %s\n", type_to_string(s->type), s->addr_string, time_str); cp += snprintf(cp, alloc - (cp - data), "\tSent pkts:%u error:%u resends:%u\n", s->sent_cnt, s->sent_err_cnt, s->resend_cnt); cp += snprintf(cp, alloc - (cp - data), "\tRecv pkts:%u error:%u authfail:%u invalid:%u\n\n", s->recv_cnt, s->recv_err_cnt, s->sec_cnt, s->invalid_cnt); if (alloc - (cp - data) <= 0) { free(data); return -ENOMEM; } } *pdata = data; *len = cp - data; return 0; } void list_peers(int fd) { char *data; unsigned int olen; struct boothc_hdr_msg hdr; if (format_peers(&data, &olen) < 0) goto out; init_header(&hdr.header, CL_LIST, 0, 0, RLT_SUCCESS, 0, sizeof(hdr) + olen); (void)send_header_plus(fd, &hdr, data, olen); out: if (data) free(data); } /* trim trailing spaces if the key is ascii */ static void trim_key() { char *p; int i; for (i=0, p=booth_conf->authkey; i < booth_conf->authkey_len; i++, p++) if (!isascii(*p)) return; p = booth_conf->authkey; while (booth_conf->authkey_len > 0 && isspace(*p)) { p++; booth_conf->authkey_len--; } memmove(booth_conf->authkey, p, booth_conf->authkey_len); p = booth_conf->authkey + booth_conf->authkey_len - 1; while (booth_conf->authkey_len > 0 && isspace(*p)) { booth_conf->authkey_len--; p--; } } static int read_authkey() { int fd; booth_conf->authkey[0] = '\0'; fd = open(booth_conf->authfile, O_RDONLY); if (fd < 0) { log_error("cannot open %s: %s", booth_conf->authfile, strerror(errno)); return -1; } if (fstat(fd, &booth_conf->authstat) < 0) { log_error("cannot stat authentication file %s (%d): %s", booth_conf->authfile, fd, strerror(errno)); close(fd); return -1; } if (booth_conf->authstat.st_mode & (S_IRGRP | S_IROTH)) { log_error("%s: file shall not be readable for anyone but the owner", booth_conf->authfile); close(fd); return -1; } booth_conf->authkey_len = read(fd, booth_conf->authkey, BOOTH_MAX_KEY_LEN); close(fd); trim_key(); log_debug("read key of size %d in authfile %s", booth_conf->authkey_len, booth_conf->authfile); /* make sure that the key is of minimum length */ return (booth_conf->authkey_len >= BOOTH_MIN_KEY_LEN) ? 0 : -1; } int update_authkey() { struct stat statbuf; if (stat(booth_conf->authfile, &statbuf) < 0) { log_error("cannot stat authentication file %s: %s", booth_conf->authfile, strerror(errno)); return -1; } if (statbuf.st_mtime > booth_conf->authstat.st_mtime) { return read_authkey(); } return 0; } static int setup_config(int type) { int rv; rv = read_config(cl.configfile, type); if (rv < 0) goto out; if (is_auth_req()) { rv = read_authkey(); if (rv < 0) goto out; #if HAVE_LIBGCRYPT if (!gcry_check_version(NULL)) { log_error("gcry_check_version"); rv = -ENOENT; goto out; } gcry_control(GCRYCTL_DISABLE_SECMEM, 0); gcry_control(GCRYCTL_INITIALIZATION_FINISHED, 0); #endif } /* Set "local" pointer, ignoring errors. */ if (cl.type == DAEMON && cl.site[0]) { if (!find_site_by_name(cl.site, &local, 1)) { log_error("Cannot find \"%s\" in the configuration.", cl.site); return -EINVAL; } local->local = 1; } else find_myself(NULL, type == CLIENT || type == GEOSTORE); rv = check_config(type); if (rv < 0) goto out; /* Per default the PID file name is derived from the * configuration name. */ if (!cl.lockfile[0]) { snprintf(cl.lockfile, sizeof(cl.lockfile)-1, "%s/%s.pid", BOOTH_RUN_DIR, booth_conf->name); } out: return rv; } static int setup_transport(void) { int rv; rv = transport()->init(message_recv); if (rv < 0) { log_error("failed to init booth_transport %s", transport()->name); goto out; } rv = booth_transport[TCP].init(NULL); if (rv < 0) { log_error("failed to init booth_transport[TCP]"); goto out; } out: return rv; } static int write_daemon_state(int fd, int state) { char buffer[1024]; int rv, size; size = sizeof(buffer) - 1; rv = snprintf(buffer, size, "booth_pid=%d " "booth_state=%s " "booth_type=%s " "booth_cfg_name='%s' " "booth_id=%d " "booth_addr_string='%s' " "booth_port=%d\n", getpid(), ( state == BOOTHD_STARTED ? "started" : state == BOOTHD_STARTING ? "starting" : "invalid"), type_to_string(local->type), booth_conf->name, local->site_id, local->addr_string, booth_conf->port); if (rv < 0 || rv == size) { log_error("Buffer filled up in write_daemon_state()."); return -1; } size = rv; rv = ftruncate(fd, 0); if (rv < 0) { log_error("lockfile %s truncate error %d: %s", cl.lockfile, errno, strerror(errno)); return rv; } rv = lseek(fd, 0, SEEK_SET); if (rv < 0) { log_error("lseek set fd(%d) offset to 0 error, return(%d), message(%s)", fd, rv, strerror(errno)); rv = -1; return rv; } rv = write(fd, buffer, size); if (rv != size) { log_error("write to fd(%d, %d) returned %d, errno %d, message(%s)", fd, size, rv, errno, strerror(errno)); return -1; } return 0; } static int loop(int fd) { void (*workfn) (int ci); void (*deadfn) (int ci); int rv, i; rv = setup_transport(); if (rv < 0) goto fail; rv = setup_ticket(); if (rv < 0) goto fail; rv = write_daemon_state(fd, BOOTHD_STARTED); if (rv != 0) { log_error("write daemon state %d to lockfile error %s: %s", BOOTHD_STARTED, cl.lockfile, strerror(errno)); goto fail; } log_info("BOOTH %s daemon started, node id is 0x%08X (%d).", type_to_string(local->type), local->site_id, local->site_id); while (1) { rv = poll(pollfds, client_maxi + 1, poll_timeout); if (rv == -1 && errno == EINTR) continue; if (rv < 0) { log_error("poll failed: %s (%d)", strerror(errno), errno); goto fail; } for (i = 0; i <= client_maxi; i++) { if (clients[i].fd < 0) continue; if (pollfds[i].revents & POLLIN) { workfn = clients[i].workfn; if (workfn) workfn(i); } if (pollfds[i].revents & (POLLERR | POLLHUP | POLLNVAL)) { deadfn = clients[i].deadfn; if (deadfn) deadfn(i); } } process_tickets(); } return 0; fail: return -1; } static int test_reply(cmd_result_t reply_code, cmd_request_t cmd) { int rv = 0; const char *op_str = ""; if (cmd == CMD_GRANT) op_str = "grant"; else if (cmd == CMD_REVOKE) op_str = "revoke"; else if (cmd == CMD_LIST) op_str = "list"; else if (cmd == CMD_PEERS) op_str = "peers"; else { log_error("internal error reading reply result!"); return -1; } switch (reply_code) { case RLT_OVERGRANT: log_info("You're granting a granted ticket. " "If you wanted to migrate a ticket, " "use revoke first, then use grant."); rv = -1; break; case RLT_TICKET_IDLE: log_info("ticket is not owned"); rv = 0; break; case RLT_ASYNC: log_info("%s command sent, result will be returned " "asynchronously. Please use \"booth list\" to " "see the outcome.", op_str); rv = 0; break; case RLT_CIB_PENDING: log_info("%s succeeded (CIB commit pending)", op_str); /* wait for the CIB commit? */ rv = (cl.options & OPT_WAIT_COMMIT) ? 3 : 0; break; case RLT_MORE: rv = 2; break; case RLT_SYNC_SUCC: case RLT_SUCCESS: if (cmd != CMD_LIST && cmd != CMD_PEERS) log_info("%s succeeded!", op_str); rv = 0; break; case RLT_SYNC_FAIL: log_info("%s failed!", op_str); rv = -1; break; case RLT_INVALID_ARG: log_error("ticket \"%s\" does not exist", cl.msg.ticket.id); rv = -1; break; case RLT_AUTH: log_error("authentication error"); rv = -1; break; case RLT_EXT_FAILED: log_error("before-acquire-handler for ticket \"%s\" failed, grant denied", cl.msg.ticket.id); rv = -1; break; case RLT_ATTR_PREREQ: log_error("attr-prereq for ticket \"%s\" failed, grant denied", cl.msg.ticket.id); rv = -1; break; case RLT_REDIRECT: /* talk to another site */ rv = 1; break; default: log_error("got an error code: %x", rv); rv = -1; } return rv; } static int query_get_string_answer(cmd_request_t cmd) { struct booth_site *site; struct boothc_hdr_msg reply; struct boothc_header *header; char *data; int data_len; int rv; struct booth_transport const *tpt; int (*test_reply_f) (cmd_result_t reply_code, cmd_request_t cmd); size_t msg_size; void *request; if (cl.type == GEOSTORE) { test_reply_f = test_attr_reply; msg_size = sizeof(cl.attr_msg); request = &cl.attr_msg; } else { test_reply_f = test_reply; msg_size = sizeof(cl.msg); request = &cl.msg; } header = (struct boothc_header *)request; data = NULL; init_header(header, cmd, 0, cl.options, 0, 0, msg_size); if (!*cl.site) site = local; else if (!find_site_by_name(cl.site, &site, 1)) { log_error("cannot find site \"%s\"", cl.site); rv = ENOENT; goto out; } tpt = booth_transport + TCP; rv = tpt->open(site); if (rv < 0) goto out_close; rv = tpt->send(site, request, msg_size); if (rv < 0) goto out_close; rv = tpt->recv_auth(site, &reply, sizeof(reply)); if (rv < 0) goto out_close; data_len = ntohl(reply.header.length) - rv; /* no attribute, or no ticket found */ if (!data_len) { goto out_test_reply; } data = malloc(data_len+1); if (!data) { rv = -ENOMEM; goto out_close; } rv = tpt->recv(site, data, data_len); if (rv < 0) goto out_close; *(data+data_len) = '\0'; *(data + data_len) = '\0'; (void)fputs(data, stdout); fflush(stdout); rv = 0; out_test_reply: rv = test_reply_f(ntohl(reply.header.result), cmd); out_close: tpt->close(site); out: if (data) free(data); return rv; } static int do_command(cmd_request_t cmd) { struct booth_site *site; struct boothc_ticket_msg reply; struct booth_transport const *tpt; uint32_t leader_id; int rv; int reply_cnt = 0, msg_logged = 0; const char *op_str = ""; if (cmd == CMD_GRANT) op_str = "grant"; else if (cmd == CMD_REVOKE) op_str = "revoke"; rv = 0; site = NULL; /* Always use TCP for client - at least for now. */ tpt = booth_transport + TCP; if (!*cl.site) site = local; else { if (!find_site_by_name(cl.site, &site, 1)) { log_error("Site \"%s\" not configured.", cl.site); goto out_close; } } if (site->type == ARBITRATOR) { if (site == local) { log_error("We're just an arbitrator, cannot grant/revoke tickets here."); } else { log_error("%s is just an arbitrator, cannot grant/revoke tickets there.", cl.site); } goto out_close; } assert(site->type == SITE); /* We don't check for existence of ticket, so that asking can be * done without local configuration, too. * Although, that means that the UDP port has to be specified, too. */ if (!cl.msg.ticket.id[0]) { /* If the loaded configuration has only a single ticket defined, use that. */ if (booth_conf->ticket_count == 1) { strncpy(cl.msg.ticket.id, booth_conf->ticket[0].name, sizeof(cl.msg.ticket.id)); } else { log_error("No ticket given."); goto out_close; } } redirect: init_header(&cl.msg.header, cmd, 0, cl.options, 0, 0, sizeof(cl.msg)); rv = tpt->open(site); if (rv < 0) goto out_close; rv = tpt->send(site, &cl.msg, sendmsglen(&cl.msg)); if (rv < 0) goto out_close; read_more: rv = tpt->recv_auth(site, &reply, sizeof(reply)); if (rv < 0) { /* print any errors depending on the code sent by the * server */ (void)test_reply(ntohl(reply.header.result), cmd); goto out_close; } rv = test_reply(ntohl(reply.header.result), cmd); if (rv == 1) { tpt->close(site); leader_id = ntohl(reply.ticket.leader); if (!find_site_by_id(leader_id, &site)) { log_error("Message with unknown redirect site %x received", leader_id); rv = -1; goto out_close; } goto redirect; } else if (rv == 2 || rv == 3) { /* the server has more to say */ /* don't wait too long */ if (reply_cnt > 1 && !(cl.options & OPT_WAIT)) { rv = 0; log_info("Giving up on waiting for the definite result. " "Please use \"booth list\" later to " "see the outcome."); goto out_close; } if (reply_cnt == 0) { log_info("%s request sent, " "waiting for the result ...", op_str); msg_logged++; } else if (rv == 3 && msg_logged < 2) { log_info("waiting for the CIB commit ..."); msg_logged++; } reply_cnt++; goto read_more; } out_close: if (site) tpt->close(site); return rv; } static int _lockfile(int mode, int *fdp, pid_t *locked_by) { struct flock lock; int fd, rv; /* After reboot the directory may not yet exist. * Try to create it, but ignore errors. */ if (strncmp(cl.lockfile, BOOTH_RUN_DIR, strlen(BOOTH_RUN_DIR)) == 0) mkdir(BOOTH_RUN_DIR, 0775); if (locked_by) *locked_by = 0; *fdp = -1; fd = open(cl.lockfile, mode, 0664); if (fd < 0) return errno; *fdp = fd; lock.l_type = F_WRLCK; lock.l_start = 0; lock.l_whence = SEEK_SET; lock.l_len = 0; lock.l_pid = 0; if (fcntl(fd, F_SETLK, &lock) == 0) return 0; rv = errno; if (locked_by) if (fcntl(fd, F_GETLK, &lock) == 0) *locked_by = lock.l_pid; return rv; } static inline int is_root(void) { return geteuid() == 0; } static int create_lockfile(void) { int rv, fd; fd = -1; rv = _lockfile(O_CREAT | O_WRONLY, &fd, NULL); if (fd == -1) { log_error("lockfile %s open error %d: %s", cl.lockfile, rv, strerror(rv)); return -1; } if (rv < 0) { log_error("lockfile %s setlk error %d: %s", cl.lockfile, rv, strerror(rv)); goto fail; } rv = write_daemon_state(fd, BOOTHD_STARTING); if (rv != 0) { log_error("write daemon state %d to lockfile error %s: %s", BOOTHD_STARTING, cl.lockfile, strerror(errno)); goto fail; } if (is_root()) { if (fchown(fd, booth_conf->uid, booth_conf->gid) < 0) log_error("fchown() on lockfile said %d: %s", errno, strerror(errno)); } return fd; fail: close(fd); return -1; } static void unlink_lockfile(int fd) { unlink(cl.lockfile); close(fd); } static void print_usage(void) { printf( "Usage:\n" " booth list [options]\n" " booth {grant|revoke} [options] \n" " booth status [options]\n" "\n" " list: List all tickets\n" " grant: Grant ticket to site\n" " revoke: Revoke ticket\n" "\n" "Options:\n" " -c FILE Specify config file [default " BOOTH_DEFAULT_CONF "]\n" " Can be a path or just a name without \".conf\" suffix\n" " -s Connect/grant to a different site\n" " -F Try to grant the ticket immediately\n" " even if not all sites are reachable\n" " For manual tickets:\n" " grant a manual ticket even if it has been already granted\n" " -w Wait forever for the outcome of the request\n" " -C Wait until the ticket is committed to the CIB (grant only)\n" " -h Print this help\n" "\n" "Examples:\n" "\n" " # booth list (list tickets)\n" " # booth grant ticket-A (grant ticket here)\n" " # booth grant -s 10.121.8.183 ticket-A (grant ticket to site 10.121.8.183)\n" " # booth revoke ticket-A (revoke ticket)\n" "\n" "See the booth(8) man page for more details.\n" ); } #define OPTION_STRING "c:Dl:t:s:FhSwC" #define ATTR_OPTION_STRING "c:Dt:s:h" void safe_copy(char *dest, char *value, size_t buflen, const char *description) { int content_len = buflen - 1; if (strlen(value) >= content_len) { fprintf(stderr, "'%s' exceeds maximum %s length of %d\n", value, description, content_len); exit(EXIT_FAILURE); } strncpy(dest, value, content_len); dest[content_len] = 0; } static int host_convert(char *hostname, char *ip_str, size_t ip_size) { struct addrinfo *result = NULL, hints = {0}; int re = -1; memset(&hints, 0, sizeof(hints)); hints.ai_family = AF_INET; hints.ai_socktype = SOCK_DGRAM; re = getaddrinfo(hostname, NULL, &hints, &result); if (re == 0) { struct in_addr addr = ((struct sockaddr_in *)result->ai_addr)->sin_addr; const char *re_ntop = inet_ntop(AF_INET, &addr, ip_str, ip_size); if (re_ntop == NULL) { re = -1; } } freeaddrinfo(result); return re; } #define cparg(dest, descr) do { \ if (optind >= argc) \ goto missingarg; \ safe_copy(dest, argv[optind], sizeof(dest), descr); \ optind++; \ } while(0) static int read_arguments(int argc, char **argv) { int optchar; char *arg1 = argv[1]; char *op = NULL; char *cp; const char *opt_string = OPTION_STRING; char site_arg[INET_ADDRSTRLEN] = {0}; int left; cl.type = 0; if ((cp = strstr(argv[0], ATTR_PROG)) && !strcmp(cp, ATTR_PROG)) { cl.type = GEOSTORE; op = argv[1]; optind = 2; opt_string = ATTR_OPTION_STRING; } else if (argc > 1 && (strcmp(arg1, "arbitrator") == 0 || strcmp(arg1, "site") == 0 || strcmp(arg1, "start") == 0 || strcmp(arg1, "daemon") == 0)) { cl.type = DAEMON; optind = 2; } else if (argc > 1 && (strcmp(arg1, "status") == 0)) { cl.type = STATUS; optind = 2; } else if (argc > 1 && (strcmp(arg1, "client") == 0)) { cl.type = CLIENT; if (argc < 3) { print_usage(); exit(EXIT_FAILURE); } op = argv[2]; optind = 3; } if (!cl.type) { cl.type = CLIENT; op = argv[1]; optind = 2; } if (argc < 2 || !strcmp(arg1, "help") || !strcmp(arg1, "--help") || !strcmp(arg1, "-h")) { if (cl.type == GEOSTORE) print_geostore_usage(); else print_usage(); exit(EXIT_SUCCESS); } if (!strcmp(arg1, "version") || !strcmp(arg1, "--version") || !strcmp(arg1, "-V")) { printf("%s %s\n", argv[0], RELEASE_STR); exit(EXIT_SUCCESS); } if (cl.type == CLIENT) { if (!strcmp(op, "list")) cl.op = CMD_LIST; else if (!strcmp(op, "grant")) cl.op = CMD_GRANT; else if (!strcmp(op, "revoke")) cl.op = CMD_REVOKE; else if (!strcmp(op, "peers")) cl.op = CMD_PEERS; else { fprintf(stderr, "client operation \"%s\" is unknown\n", op); exit(EXIT_FAILURE); } } else if (cl.type == GEOSTORE) { if (!strcmp(op, "list")) cl.op = ATTR_LIST; else if (!strcmp(op, "set")) cl.op = ATTR_SET; else if (!strcmp(op, "get")) cl.op = ATTR_GET; else if (!strcmp(op, "delete")) cl.op = ATTR_DEL; else { fprintf(stderr, "attribute operation \"%s\" is unknown\n", op); exit(EXIT_FAILURE); } } while (optind < argc) { optchar = getopt(argc, argv, opt_string); switch (optchar) { case 'c': if (strchr(optarg, '/')) { safe_copy(cl.configfile, optarg, sizeof(cl.configfile), "config file"); } else { /* If no "/" in there, use with default directory. */ strcpy(cl.configfile, BOOTH_DEFAULT_CONF_DIR); cp = cl.configfile + strlen(BOOTH_DEFAULT_CONF_DIR); assert(cp > cl.configfile); assert(*(cp-1) == '/'); /* Write at the \0, ie. after the "/" */ safe_copy(cp, optarg, (sizeof(cl.configfile) - (cp - cl.configfile) - strlen(BOOTH_DEFAULT_CONF_EXT)), "config name"); /* If no extension, append ".conf". * Space is available, see -strlen() above. */ if (!strchr(cp, '.')) strcat(cp, BOOTH_DEFAULT_CONF_EXT); } break; case 'D': debug_level++; break; case 'S': daemonize = 0; enable_stderr = 1; break; case 'l': safe_copy(cl.lockfile, optarg, sizeof(cl.lockfile), "lock file"); break; case 't': if (cl.op == CMD_GRANT || cl.op == CMD_REVOKE) { safe_copy(cl.msg.ticket.id, optarg, sizeof(cl.msg.ticket.id), "ticket name"); } else if (cl.type == GEOSTORE) { safe_copy(cl.attr_msg.attr.tkt_id, optarg, sizeof(cl.attr_msg.attr.tkt_id), "ticket name"); } else { print_usage(); exit(EXIT_FAILURE); } break; case 's': /* For testing and debugging: allow "-s site" also for * daemon start, so that the address that should be used * can be set manually. * This makes it easier to start multiple processes * on one machine. */ if (cl.type == CLIENT || cl.type == GEOSTORE || (cl.type == DAEMON && debug_level)) { if (strcmp(optarg, OTHER_SITE) && host_convert(optarg, site_arg, INET_ADDRSTRLEN) == 0) { safe_copy(cl.site, site_arg, sizeof(cl.site), "site name"); } else { safe_copy(cl.site, optarg, sizeof(cl.site), "site name"); } } else { log_error("\"-s\" not allowed in daemon mode."); exit(EXIT_FAILURE); } break; case 'F': if (cl.type != CLIENT || cl.op != CMD_GRANT) { log_error("use \"-F\" only for client grant"); exit(EXIT_FAILURE); } cl.options |= OPT_IMMEDIATE; break; case 'w': if (cl.type != CLIENT || (cl.op != CMD_GRANT && cl.op != CMD_REVOKE)) { log_error("use \"-w\" only for grant and revoke"); exit(EXIT_FAILURE); } cl.options |= OPT_WAIT; break; case 'C': if (cl.type != CLIENT || cl.op != CMD_GRANT) { log_error("use \"-C\" only for grant"); exit(EXIT_FAILURE); } cl.options |= OPT_WAIT | OPT_WAIT_COMMIT; break; case 'h': if (cl.type == GEOSTORE) print_geostore_usage(); else print_usage(); exit(EXIT_SUCCESS); break; case ':': case '?': fprintf(stderr, "Please use '-h' for usage.\n"); exit(EXIT_FAILURE); break; case -1: /* No more parameters on cmdline, only arguments. */ goto extra_args; default: goto unknown; }; } return 0; extra_args: if (cl.type == CLIENT && !cl.msg.ticket.id[0]) { cparg(cl.msg.ticket.id, "ticket name"); } else if (cl.type == GEOSTORE) { if (cl.op != ATTR_LIST) { cparg(cl.attr_msg.attr.name, "attribute name"); } if (cl.op == ATTR_SET) { cparg(cl.attr_msg.attr.val, "attribute value"); } } if (optind == argc) return 0; left = argc - optind; fprintf(stderr, "Superfluous argument%s: %s%s\n", left == 1 ? "" : "s", argv[optind], left == 1 ? "" : "..."); exit(EXIT_FAILURE); unknown: fprintf(stderr, "unknown option: %s\n", argv[optind]); exit(EXIT_FAILURE); missingarg: fprintf(stderr, "not enough arguments\n"); exit(EXIT_FAILURE); } static void set_scheduler(void) { struct sched_param sched_param; struct rlimit rlimit; int rv; rlimit.rlim_cur = RLIM_INFINITY; rlimit.rlim_max = RLIM_INFINITY; setrlimit(RLIMIT_MEMLOCK, &rlimit); rv = mlockall(MCL_CURRENT | MCL_FUTURE); if (rv < 0) { log_error("mlockall failed"); } rv = sched_get_priority_max(SCHED_RR); if (rv != -1) { sched_param.sched_priority = rv; rv = sched_setscheduler(0, SCHED_RR, &sched_param); if (rv == -1) log_error("could not set SCHED_RR priority %d: %s (%d)", sched_param.sched_priority, strerror(errno), errno); } else { log_error("could not get maximum scheduler priority err %d", errno); } } static int set_procfs_val(const char *path, const char *val) { int rc = -1; FILE *fp = fopen(path, "w"); if (fp) { if (fprintf(fp, "%s", val) > 0) rc = 0; fclose(fp); } return rc; } static int do_status(int type) { pid_t pid; int rv, status_lock_fd, ret; const char *reason = NULL; char lockfile_data[1024], *cp; ret = PCMK_OCF_NOT_RUNNING; rv = setup_config(type); if (rv) { reason = "Error reading configuration."; ret = PCMK_OCF_UNKNOWN_ERROR; goto quit; } if (!local) { reason = "No Service IP active here."; goto quit; } rv = _lockfile(O_RDWR, &status_lock_fd, &pid); if (status_lock_fd == -1) { reason = "No PID file."; goto quit; } if (rv == 0) { close(status_lock_fd); reason = "PID file not locked."; goto quit; } if (pid) { fprintf(stdout, "booth_lockpid=%d ", pid); fflush(stdout); } rv = read(status_lock_fd, lockfile_data, sizeof(lockfile_data) - 1); if (rv < 4) { close(status_lock_fd); reason = "Cannot read lockfile data."; ret = PCMK_LSB_UNKNOWN_ERROR; goto quit; } lockfile_data[rv] = 0; close(status_lock_fd); /* Make sure it's only a single line */ cp = strchr(lockfile_data, '\r'); if (cp) *cp = 0; cp = strchr(lockfile_data, '\n'); if (cp) *cp = 0; rv = setup_tcp_listener(1); if (rv == 0) { reason = "TCP port not in use."; goto quit; } fprintf(stdout, "booth_lockfile='%s' %s\n", cl.lockfile, lockfile_data); if (!daemonize) fprintf(stderr, "Booth at %s port %d seems to be running.\n", local->addr_string, booth_conf->port); return 0; quit: log_debug("not running: %s", reason); /* Ie. "DEBUG" */ if (!daemonize) fprintf(stderr, "not running: %s\n", reason); return ret; } static int limit_this_process(void) { int rv; if (!is_root()) return 0; if (setregid(booth_conf->gid, booth_conf->gid) < 0) { rv = errno; log_error("setregid() didn't work: %s", strerror(rv)); return rv; } if (setreuid(booth_conf->uid, booth_conf->uid) < 0) { rv = errno; log_error("setreuid() didn't work: %s", strerror(rv)); return rv; } return 0; } static int lock_fd = -1; static void server_exit(void) { int rv; if (lock_fd >= 0) { /* We might not be able to delete it, but at least * make it empty. */ rv = ftruncate(lock_fd, 0); (void)rv; unlink_lockfile(lock_fd); } log_info("exiting"); } static void sig_exit_handler(int sig) { log_info("caught signal %d", sig); exit(0); } static int do_server(int type) { int rv = -1; static char log_ent[128] = DAEMON_NAME "-"; rv = setup_config(type); if (rv < 0) return rv; if (!local) { log_error("Cannot find myself in the configuration."); exit(EXIT_FAILURE); } if (daemonize) { if (daemon(0, 0) < 0) { perror("daemon error"); exit(EXIT_FAILURE); } } /* The lockfile must be written to _after_ the call to daemon(), so * that the lockfile contains the pid of the daemon, not the parent. */ lock_fd = create_lockfile(); if (lock_fd < 0) return lock_fd; atexit(server_exit); strcat(log_ent, type_to_string(local->type)); cl_log_set_entity(log_ent); cl_log_enable_stderr(enable_stderr ? TRUE : FALSE); cl_log_set_facility(HA_LOG_FACILITY); cl_inherit_logging_environment(0); log_info("BOOTH %s %s daemon is starting", type_to_string(local->type), RELEASE_STR); signal(SIGUSR1, (__sighandler_t)tickets_log_info); signal(SIGTERM, (__sighandler_t)sig_exit_handler); signal(SIGINT, (__sighandler_t)sig_exit_handler); /* we'll handle errors there and then */ signal(SIGPIPE, SIG_IGN); set_scheduler(); /* we don't want to be killed by the OOM-killer */ if (set_procfs_val("/proc/self/oom_score_adj", "-999")) (void)set_procfs_val("/proc/self/oom_adj", "-16"); set_proc_title("%s %s %s for [%s]:%d", DAEMON_NAME, cl.configfile, type_to_string(local->type), local->addr_string, booth_conf->port); rv = limit_this_process(); if (rv) return rv; #ifdef COREDUMP_NURSING if (cl_enable_coredumps(TRUE) < 0){ log_error("enabling core dump failed"); } cl_cdtocoredir(); prctl(PR_SET_DUMPABLE, (unsigned long)TRUE, 0UL, 0UL, 0UL); #else if (chdir(BOOTH_CORE_DIR) < 0) { log_error("cannot change working directory to %s", BOOTH_CORE_DIR); } #endif signal(SIGCHLD, (__sighandler_t)wait_child); rv = loop(lock_fd); return rv; } static int do_client(void) { int rv; rv = setup_config(CLIENT); if (rv < 0) { log_error("cannot read config"); goto out; } switch (cl.op) { case CMD_LIST: case CMD_PEERS: rv = query_get_string_answer(cl.op); break; case CMD_GRANT: case CMD_REVOKE: rv = do_command(cl.op); break; } out: return rv; } static int do_attr(void) { int rv = -1; rv = setup_config(GEOSTORE); if (rv < 0) { log_error("cannot read config"); goto out; } /* We don't check for existence of ticket, so that asking can be * done without local configuration, too. * Although, that means that the UDP port has to be specified, too. */ if (!cl.attr_msg.attr.tkt_id[0]) { /* If the loaded configuration has only a single ticket defined, use that. */ if (booth_conf->ticket_count == 1) { strncpy(cl.attr_msg.attr.tkt_id, booth_conf->ticket[0].name, sizeof(cl.attr_msg.attr.tkt_id)); } else { rv = 1; log_error("No ticket given."); goto out; } } switch (cl.op) { case ATTR_LIST: case ATTR_GET: rv = query_get_string_answer(cl.op); break; case ATTR_SET: case ATTR_DEL: rv = do_attr_command(cl.op); break; } out: return rv; } int main(int argc, char *argv[], char *envp[]) { int rv; const char *cp; #ifdef LOGGING_LIBQB enum qb_log_target_slot i; #endif init_set_proc_title(argc, argv, envp); get_time(&start_time); memset(&cl, 0, sizeof(cl)); strncpy(cl.configfile, BOOTH_DEFAULT_CONF, BOOTH_PATH_LEN - 1); cl.lockfile[0] = 0; debug_level = 0; cp = ((cp = strstr(argv[0], ATTR_PROG)) && !strcmp(cp, ATTR_PROG) ? ATTR_PROG : "booth"); #ifndef LOGGING_LIBQB cl_log_set_entity(cp); #else qb_log_init(cp, LOG_USER, LOG_DEBUG); /* prio driven by debug_level */ for (i = QB_LOG_TARGET_START; i < QB_LOG_TARGET_MAX; i++) { if (i == QB_LOG_SYSLOG || i == QB_LOG_BLACKBOX) continue; qb_log_format_set(i, "%t %H %N: [%P]: %p: %b"); } (void) qb_log_filter_ctl(QB_LOG_STDERR, QB_LOG_FILTER_ADD, QB_LOG_FILTER_FILE, "*", LOG_DEBUG); #endif cl_log_enable_stderr(TRUE); cl_log_set_facility(0); rv = read_arguments(argc, argv); if (rv < 0) goto out; switch (cl.type) { case STATUS: rv = do_status(cl.type); break; case ARBITRATOR: case DAEMON: case SITE: rv = do_server(cl.type); break; case CLIENT: rv = do_client(); break; case GEOSTORE: rv = do_attr(); break; } out: #ifdef LOGGING_LIBQB qb_log_fini(); #endif /* Normalize values. 0x100 would be seen as "OK" by waitpid(). */ return (rv >= 0 && rv < 0x70) ? rv : 1; }