diff --git a/configure.ac b/configure.ac
index d5aa87e9..563f7992 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1,668 +1,674 @@
# -*- Autoconf -*-
# Process this file with autoconf to produce a configure script.
# bootstrap / init
AC_PREREQ([2.61])
AC_INIT([corosync],
m4_esyscmd([build-aux/git-version-gen .tarball-version]),
[openais@lists.osdl.org])
AM_INIT_AUTOMAKE([-Wno-portability])
AC_CONFIG_SRCDIR([lib/cpg.c])
AC_CONFIG_HEADER([include/corosync/config.h include/corosync/cs_config.h])
AC_CANONICAL_HOST
AC_LANG([C])
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 ! ${MAKE-make} --version /cannot/make/this >/dev/null 2>&1; then
AC_MSG_ERROR([you don't seem to have GNU make; it is required])
fi
sinclude(coroysync-default.m4)
AC_PROG_CC
AC_PROG_INSTALL
AC_PROG_LN_S
AC_PROG_MAKE_SET
AC_PROG_RANLIB
AC_CHECK_PROGS([GROFF], [groff])
AC_CHECK_PROGS([PKGCONFIG], [pkg-config])
AC_CHECK_PROGS([AUGTOOL], [augtool])
AC_CHECK_PROGS([DOT], [dot])
AC_CHECK_PROGS([DOXYGEN], [doxygen])
# Checks for libraries.
AC_CHECK_LIB([dl], [dlopen])
AC_CHECK_LIB([pthread], [pthread_create])
AC_CHECK_LIB([socket], [socket])
AC_CHECK_LIB([nsl], [t_open])
AC_CHECK_LIB([rt], [sched_getscheduler])
PKG_CHECK_MODULES([LIBQB], [libqb])
+AC_CHECK_LIB([qb], [qb_log_thread_priority_set], \
+ have_qb_log_thread_priority_set="yes", \
+ have_qb_log_thread_priority_set="no")
+if test "x${have_qb_log_thread_priority_set}" = xyes; then
+ AC_DEFINE_UNQUOTED([HAVE_QB_LOG_THREAD_PRIORITY_SET], 1, [have qb_log_thread_priority_set])
+fi
# 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])
# 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 pthread_setschedparam \
sched_get_priority_max sched_setscheduler])
AC_CONFIG_FILES([Makefile
exec/Makefile
include/Makefile
init/Makefile
lcr/Makefile
lib/Makefile
man/Makefile
pkgconfig/Makefile
services/Makefile
test/Makefile
cts/Makefile
cts/agents/Makefile
cts/CTSvars.py
tools/Makefile
conf/Makefile
Doxyfile])
### Local business
dnl ===============================================
dnl Functions / global M4 variables
dnl ===============================================
dnl Global list of LIB names
m4_define([local_soname_list], [])dnl
dnl Upcase parameter
m4_define([local_upcase], [translit([$*], [a-z], [A-Z])])dnl
dnl M4 macro for include lib/lib$1.soname and subst that
m4_define([LIB_SONAME_IMPORT],[dnl
m4_define([local_libname], local_upcase($1)[_SONAME])dnl
m4_define([local_soname], translit(m4_sinclude(lib/lib$1.verso), [
], []))dnl
local_libname="local_soname"dnl
m4_define([local_soname_list], m4_defn([local_soname_list])[,]local_libname[,]local_upcase($1))dnl
AC_SUBST(local_libname)dnl
])dnl
dnl M4 macro for print padspaces (used in LIB_MSG_RESULT). It takes 2 arguments, length of string to pad and desired
dnl (padded) length
m4_define([m4_printpadspace],[ifelse(m4_eval([$2 - $1 < 1]),[1],,[ ][m4_printpadspace([$1],m4_eval([$2 - 1]))])])dnl
dnl Show AC_MSG_RESULT for specific libraries
m4_define([LIB_MSG_RESULT], [ifelse([$#], [1], ,[dnl
AC_MSG_RESULT([ $2 Library SONAME m4_printpadspace(len($2),8) = ${$1}])
LIB_MSG_RESULT(m4_shift(m4_shift($@)))dnl
])])dnl
# ===============================================
# Helpers
# ===============================================
## helper for CC stuff
cc_supports_flag() {
local CPPFLAGS="$CPPFLAGS $@"
AC_MSG_CHECKING([whether $CC supports "$@"])
AC_PREPROC_IFELSE([AC_LANG_PROGRAM([])],
[RC=0; AC_MSG_RESULT([yes])],
[RC=1; AC_MSG_RESULT([no])])
return $RC
}
## 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\(x\)="
# default libraries SONAME
SOMAJOR="4"
SOMINOR="0"
SOMICRO="0"
SONAME="${SOMAJOR}.${SOMINOR}.${SOMICRO}"
# specific libraries SONAME
LIB_SONAME_IMPORT([cfg])
LIB_SONAME_IMPORT([confdb])
LIB_SONAME_IMPORT([cpg])
LIB_SONAME_IMPORT([evs])
LIB_SONAME_IMPORT([pload])
LIB_SONAME_IMPORT([quorum])
LIB_SONAME_IMPORT([sam])
LIB_SONAME_IMPORT([votequorum])
# local options
AC_ARG_ENABLE([ansi],
[ --enable-ansi : force to build with ANSI standards. ],
[ default="no" ])
AC_ARG_ENABLE([fatal-warnings],
[ --enable-fatal-warnings : enable fatal warnings. ],
[ default="no" ])
AC_ARG_ENABLE([debug],
[ --enable-debug : enable debug build. ],
[ default="no" ])
AC_ARG_ENABLE([user-flags],
[ --enable-user-flags : rely on user environment. ],
[ default="no" ])
AC_ARG_ENABLE([coverage],
[ --enable-coverage : coverage analysis of the codebase. ],
[ default="no" ])
AC_ARG_ENABLE([small-memory-footprint],
[ --enable-small-memory-footprint : Use small message queues and small messages sizes. ],
[ default="no" ])
AC_ARG_ENABLE([nss],
[ --enable-nss : Network Security Services encryption. ],,
[ enable_nss="yes" ])
AC_ARG_ENABLE([dbus],
[ --enable-dbus : dbus events. ],,
[ enable_dbus="no" ])
AC_ARG_ENABLE([testagents],
[ --enable-testagents : Install Test Agents. ],,
[ default="no" ])
AC_ARG_ENABLE([rdma],
[ --enable-rdma : Infiniband RDMA transport support ],,
[ enable_rdma="no" ])
AM_CONDITIONAL(BUILD_RDMA, test x$enable_rdma = xyes)
AC_ARG_ENABLE([monitoring],
[ --enable-monitoring : resource monitoring ],,
[ default="no" ])
AM_CONDITIONAL(BUILD_MONITORING, test x$enable_monitoring = xyes)
AC_ARG_ENABLE([watchdog],
[ --enable-watchdog : Watchdog support ],,
[ default="no" ])
AM_CONDITIONAL(BUILD_WATCHDOG, test x$enable_watchdog = xyes)
AC_ARG_ENABLE([augeas],
[ --enable-augeas : Install the augeas lens for corosync.conf ],,
[ enable_augeas="no" ])
AM_CONDITIONAL(INSTALL_AUGEAS, test x$enable_augeas = xyes)
AC_ARG_ENABLE([systemd],
[ --enable-systemd : Install systemd service files],,
[ enable_systemd="no" ])
AM_CONDITIONAL(INSTALL_SYSTEMD, test x$enable_systemd = xyes)
AC_ARG_WITH([initddir],
[ --with-initddir=DIR : path to init script directory. ],
[ INITDDIR="$withval" ],
[ INITDDIR="$sysconfdir/init.d" ])
AC_ARG_WITH([lcrso-dir],
[ --with-lcrso-dir=DIR : corosync lcrso files. ],
[ LCRSODIR="$withval" ],
[ LCRSODIR="$libexecdir/lcrso" ])
AC_ARG_WITH([socket-dir],
[ --with-socket-dir=DIR : corosync socket dir. ],
[ SOCKETDIR="$withval" ],
[ SOCKETDIR="$localstatedir/run" ])
AC_ARG_ENABLE([snmp],
[ --enable-snmp : SNMP protocol support ],
[ default="no" ])
# OS detection
# THIS SECTION MUST DIE!
CP=cp
OS_LDL="-ldl"
have_linux="no"
case "$host_os" in
*linux*)
AC_DEFINE_UNQUOTED([COROSYNC_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([COROSYNC_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 ${SONAME} -install_name \$(libdir)/\$(@)"
AC_DEFINE_UNQUOTED([MAP_ANONYMOUS], [MAP_ANON],
[Shared memory define for Darwin platform])
AC_DEFINE_UNQUOTED([PATH_MAX], [4096],
[Number of chars in a path name including nul])
AC_DEFINE_UNQUOTED([NAME_MAX], [255],
[Number of chars in a file name])
;;
*bsd*)
AC_DEFINE_UNQUOTED([COROSYNC_BSD], [1],
[Compiling for BSD platform])
AC_DEFINE_UNQUOTED([MAP_ANONYMOUS], [MAP_ANON],
[Shared memory define for Darwin platform])
OS_CFLAGS=""
OS_CPPFLAGS="-I/usr/local/include"
OS_LDFLAGS="-L/usr/local/lib"
OS_DYFLAGS="-export-dynamic"
DARWIN_OPTS=""
OS_LDL=""
case "$host_os" in
*freebsd[[234567]]*)
;;
*freebsd*)
AC_DEFINE_UNQUOTED([COROSYNC_FREEBSD_GE_8], [1],
[Compiling for FreeBSD >= 8 platform])
;;
esac
;;
*solaris*)
AC_DEFINE_UNQUOTED([COROSYNC_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"
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
# Look for libnss
if test "x${enable_nss}" = xyes; then
PKG_CHECK_MODULES([nss],[nss])
AC_DEFINE_UNQUOTED([HAVE_LIBNSS], 1, [have libnss])
PACKAGE_FEATURES="$PACKAGE_FEATURES nss"
fi
# Look for dbus-1
if test "x${enable_dbus}" = xyes; then
PKG_CHECK_MODULES([DBUS],[dbus-1])
AC_DEFINE_UNQUOTED([HAVE_DBUS], 1, [have dbus])
PACKAGE_FEATURES="$PACKAGE_FEATURES dbus"
fi
if test "x${enable_testagents}" = xyes; then
AC_DEFINE_UNQUOTED([HAVE_TESTAGENTS], 1, [have testagents])
PACKAGE_FEATURES="$PACKAGE_FEATURES testagents"
fi
if test "x${enable_rdma}" = xyes; then
PKG_CHECK_MODULES([rdmacm],[rdmacm])
PKG_CHECK_MODULES([ibverbs],[ibverbs])
AC_DEFINE_UNQUOTED([HAVE_RDMA], 1, [have rdmacm])
PACKAGE_FEATURES="$PACKAGE_FEATURES rdma"
fi
if test "x${enable_monitoring}" = xyes; then
AC_CHECK_LIB([statgrab], [sg_get_mem_stats], have_libstatgrab="yes", have_libstatgrab="no")
if test "x${have_libstatgrab}" = xyes; then
AC_DEFINE_UNQUOTED([HAVE_LIBSTATGRAB], 1, [have libstatgrab])
statgrab_LIBS="-lstatgrab"
else
if test "x${have_linux}" = xno; then
AC_MSG_ERROR(monitoring requires libstatgrab on non-linux systems)
fi
fi
AC_SUBST([statgrab_LIBS])
AC_DEFINE_UNQUOTED([HAVE_MONITORING], 1, [have resource monitoring])
PACKAGE_FEATURES="$PACKAGE_FEATURES monitoring"
fi
if test "x${enable_watchdog}" = xyes; then
AC_CHECK_HEADER(linux/watchdog.h,,AC_MSG_ERROR(watchdog requires linux/watchdog.h))
AC_CHECK_HEADER(linux/reboot.h,,AC_MSG_ERROR(watchdog requires linux/reboot.h))
AC_DEFINE_UNQUOTED([HAVE_WATCHDOG], 1, [have watchdog])
PACKAGE_FEATURES="$PACKAGE_FEATURES watchdog"
fi
if test "x${enable_augeas}" = xyes; then
PACKAGE_FEATURES="$PACKAGE_FEATURES augeas"
fi
if test "x${enable_systemd}" = xyes; then
PACKAGE_FEATURES="$PACKAGE_FEATURES systemd"
fi
if test "x${enable_snmp}" = xyes; then
SNMPCONFIG=""
AC_CHECK_HEADERS(net-snmp/net-snmp-config.h)
if test "x${ac_cv_header_net_snmp_net_snmp_config_h}" != "xyes"; then
enable_snmp=no
fi
if test $enable_snmp != no; then
AC_PATH_PROGS(SNMPCONFIG, net-snmp-config)
if test "X${SNMPCONFIG}" = "X"; then
AC_MSG_RESULT(You need the net_snmp development package to continue.)
enable_snmp=no
fi
fi
if test $enable_snmp != no; then
AC_MSG_CHECKING(for special snmp libraries)
SNMPLIBS=`$SNMPCONFIG --libs`
AC_MSG_RESULT($SNMPLIBS)
fi
if test $enable_snmp != no; then
savedLibs=$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
enable_snmp=no
fi
else
AC_DEFINE_UNQUOTED([NETSNMPV54], $NETSNMP_NEW_SUPPORT, [have net-snmp5.4 over])
fi
LIBS=$savedLibs
fi
AC_MSG_CHECKING(for snmp)
AC_MSG_RESULT($enable_snmp)
if test $enable_snmp = no; then
enable_snmp=0
AC_MSG_ERROR(Unable to support SNMP)
else
enable_snmp=1
PACKAGE_FEATURES="$PACKAGE_FEATURES snmp"
AC_DEFINE_UNQUOTED([ENABLE_SNMP], $enable_snmp, [Build in support for sending SNMP traps])
fi
else
enable_snmp=0
fi
AC_SUBST([SNMPLIBS])
AC_SUBST([SNMP_LCRSO])
AM_CONDITIONAL(BUILD_SNMP, test "${enable_snmp}" = "1")
# extra warnings
EXTRA_WARNINGS=""
WARNLIST="
all
shadow
missing-prototypes
missing-declarations
strict-prototypes
declaration-after-statement
pointer-arith
write-strings
cast-align
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${enable_coverage}" = xyes && \
cc_supports_flag -ftest-coverage && \
cc_supports_flag -fprofile-arcs ; then
AC_MSG_NOTICE([Enabling Coverage (enable -O0 by default)])
OPT_CFLAGS="-O0"
COVERAGE_CFLAGS="-ftest-coverage -fprofile-arcs"
COVERAGE_LDFLAGS="-ftest-coverage -fprofile-arcs"
COVERAGE_LCRSO_EXTRA_LDFLAGS="-rdynamic"
PACKAGE_FEATURES="$PACKAGE_FEATURES coverage"
else
COVERAGE_CFLAGS=""
COVERAGE_LDFLAGS=""
COVERAGE_LCRSO_EXTRA_LDFLAGS=""
fi
if test "x${enable_small_memory_footprint}" = xyes ; then
AC_DEFINE_UNQUOTED([HAVE_SMALL_MEMORY_FOOTPRINT], 1, [have small_memory_footprint])
PACKAGE_FEATURES="$PACKAGE_FEATURES small-memory-footprint"
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 $OS_CPPFLAGS"
LDFLAGS="$ENV_LDFLAGS $COVERAGE_LDFLAGS $OS_LDFLAGS"
# substitute what we need:
AC_SUBST([INITDDIR])
AC_SUBST([LCRSODIR])
AC_SUBST([SOCKETDIR])
AC_SUBST([SOMAJOR])
AC_SUBST([SOMINOR])
AC_SUBST([SOMICRO])
AC_SUBST([SONAME])
AC_SUBST([COVERAGE_LCRSO_EXTRA_LDFLAGS])
AC_SUBST([OS_DYFLAGS])
AC_SUBST([OS_LDL])
AM_CONDITIONAL(INSTALL_TESTAGENTS, test -n "${enable_testagents}")
AM_CONDITIONAL(INSTALL_MIB, test "${enable_snmp}" = "1")
AM_CONDITIONAL(INSTALL_DBUSCONF, test "${enable_dbus}" = "1")
AM_CONDITIONAL(AUGTOOL, test -n "${AUGTOOL}")
AC_SUBST([NSS_LDFLAGS])
AM_CONDITIONAL(BUILD_DARWIN, test -n "${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([LCRSODIR], "$(eval echo ${LCRSODIR})", [LCRSO directory])
AC_DEFINE_UNQUOTED([SOCKETDIR], "$(eval echo ${SOCKETDIR})", [Socket directory])
AC_DEFINE_UNQUOTED([LOCALSTATEDIR], "$(eval echo ${localstatedir})", [localstate directory])
COROSYSCONFDIR=${sysconfdir}/corosync
AC_SUBST([COROSYSCONFDIR])
AC_DEFINE_UNQUOTED([COROSYSCONFDIR], "$(eval echo ${COROSYSCONFDIR})", [corosync config directory])
AC_DEFINE_UNQUOTED([PACKAGE_FEATURES], "${PACKAGE_FEATURES}", [corosync built-in features])
AC_OUTPUT
AC_MSG_RESULT([])
AC_MSG_RESULT([$PACKAGE configuration:])
AC_MSG_RESULT([ Version = ${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([ corosync config dir = ${COROSYSCONFDIR}])
AC_MSG_RESULT([ LCRSO = ${LCRSODIR}])
AC_MSG_RESULT([ SOCKETDIR = ${SOCKETDIR}])
AC_MSG_RESULT([ Features =${PACKAGE_FEATURES}])
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/exec/main.c b/exec/main.c
index d766c6c7..a9a3e3ee 100644
--- a/exec/main.c
+++ b/exec/main.c
@@ -1,1538 +1,1547 @@
/*
* Copyright (c) 2002-2006 MontaVista Software, Inc.
* Copyright (c) 2006-2009 Red Hat, Inc.
*
* All rights reserved.
*
* Author: Steven Dake (sdake@redhat.com)
*
* This software licensed under BSD license, the text of which follows:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - Neither the name of the MontaVista Software, Inc. nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
/**
* \mainpage Corosync
*
* This is the doxygen generated developer documentation for the Corosync
* project. For more information about Corosync, please see the project
* web site, corosync.org.
*
* \section license License
*
* This software licensed under BSD license, the text of which follows:
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
*
* - Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* - Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* - Neither the name of the MontaVista Software, Inc. nor the names of its
* contributors may be used to endorse or promote products derived from this
* software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
* THE POSSIBILITY OF SUCH DAMAGE.
*/
#include
#include
#include
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#include
#include "quorum.h"
#include "totemsrp.h"
#include "mainconfig.h"
#include "totemconfig.h"
#include "main.h"
#include "sync.h"
#include "syncv2.h"
#include "timer.h"
#include "util.h"
#include "apidef.h"
#include "service.h"
#include "schedwrk.h"
#include "evil.h"
#ifdef HAVE_SMALL_MEMORY_FOOTPRINT
#define IPC_LOGSYS_SIZE 1024*64
#else
#define IPC_LOGSYS_SIZE 8192*128
#endif
LOGSYS_DECLARE_SYSTEM ("corosync",
LOGSYS_MODE_OUTPUT_STDERR,
LOG_DAEMON,
LOG_INFO);
LOGSYS_DECLARE_SUBSYS ("MAIN");
#define SERVER_BACKLOG 5
static int sched_priority = 0;
static unsigned int service_count = 32;
static struct totem_logging_configuration totem_logging_configuration;
static int num_config_modules;
static struct config_iface_ver0 *config_modules[MAX_DYNAMIC_SERVICES];
static struct objdb_iface_ver0 *objdb = NULL;
static struct corosync_api_v1 *api = NULL;
static enum cs_sync_mode minimum_sync_mode;
static int sync_in_process = 1;
static qb_loop_t *corosync_poll_handle;
struct sched_param global_sched_param;
static hdb_handle_t object_memb_handle;
static corosync_timer_handle_t corosync_stats_timer_handle;
static const char *corosync_lock_file = LOCALSTATEDIR"/run/corosync.pid";
qb_loop_t *cs_poll_handle_get (void)
{
return (corosync_poll_handle);
}
int cs_poll_dispatch_add (qb_loop_t * handle,
int fd,
int events,
void *data,
int (*dispatch_fn) (int fd,
int revents,
void *data))
{
return qb_loop_poll_add(handle, QB_LOOP_MED, fd, events, data,
dispatch_fn);
}
int cs_poll_dispatch_delete(qb_loop_t * handle, int fd)
{
return qb_loop_poll_del(handle, fd);
}
void corosync_state_dump (void)
{
int i;
for (i = 0; i < SERVICE_HANDLER_MAXIMUM_COUNT; i++) {
if (ais_service[i] && ais_service[i]->exec_dump_fn) {
ais_service[i]->exec_dump_fn ();
}
}
}
static void unlink_all_completed (void)
{
api->timer_delete (corosync_stats_timer_handle);
qb_loop_stop (corosync_poll_handle);
}
void corosync_shutdown_request (void)
{
corosync_service_unlink_all (api, unlink_all_completed);
}
static int32_t sig_diag_handler (int num, void *data)
{
corosync_state_dump ();
qb_log_blackbox_write_to_file(LOCALSTATEDIR "/lib/corosync/fdata");
return 0;
}
static int32_t sig_exit_handler (int num, void *data)
{
corosync_service_unlink_all (api, unlink_all_completed);
return 0;
}
static void sigsegv_handler (int num)
{
(void)signal (SIGSEGV, SIG_DFL);
qb_log_blackbox_write_to_file(LOCALSTATEDIR "/lib/corosync/fdata");
qb_log_fini();
raise (SIGSEGV);
}
static void sigabrt_handler (int num)
{
(void)signal (SIGABRT, SIG_DFL);
qb_log_blackbox_write_to_file(LOCALSTATEDIR "/lib/corosync/fdata");
qb_log_fini();
raise (SIGABRT);
}
#define LOCALHOST_IP inet_addr("127.0.0.1")
static hdb_handle_t corosync_group_handle;
static struct totempg_group corosync_group = {
.group = "a",
.group_len = 1
};
static void serialize_lock (void)
{
}
static void serialize_unlock (void)
{
}
static void corosync_sync_completed (void)
{
log_printf (LOGSYS_LEVEL_NOTICE,
"Completed service synchronization, ready to provide service.\n");
sync_in_process = 0;
cs_ipcs_sync_state_changed(sync_in_process);
}
static int corosync_sync_callbacks_retrieve (int sync_id,
struct sync_callbacks *callbacks)
{
unsigned int ais_service_index;
int res;
for (ais_service_index = 0;
ais_service_index < SERVICE_HANDLER_MAXIMUM_COUNT;
ais_service_index++) {
if (ais_service[ais_service_index] != NULL
&& (ais_service[ais_service_index]->sync_mode == CS_SYNC_V1
|| ais_service[ais_service_index]->sync_mode == CS_SYNC_V1_APIV2)) {
if (ais_service_index == sync_id) {
break;
}
}
}
/*
* Try to load backwards compat sync engines
*/
if (ais_service_index == SERVICE_HANDLER_MAXIMUM_COUNT) {
res = evil_callbacks_load (sync_id, callbacks);
return (res);
}
callbacks->name = ais_service[ais_service_index]->name;
callbacks->sync_init_api.sync_init_v1 = ais_service[ais_service_index]->sync_init;
callbacks->api_version = 1;
if (ais_service[ais_service_index]->sync_mode == CS_SYNC_V1_APIV2) {
callbacks->api_version = 2;
}
callbacks->sync_process = ais_service[ais_service_index]->sync_process;
callbacks->sync_activate = ais_service[ais_service_index]->sync_activate;
callbacks->sync_abort = ais_service[ais_service_index]->sync_abort;
return (0);
}
static int corosync_sync_v2_callbacks_retrieve (
int service_id,
struct sync_callbacks *callbacks)
{
int res;
if (minimum_sync_mode == CS_SYNC_V2 && service_id == CLM_SERVICE && ais_service[CLM_SERVICE] == NULL) {
res = evil_callbacks_load (service_id, callbacks);
return (res);
}
if (minimum_sync_mode == CS_SYNC_V2 && service_id == EVT_SERVICE && ais_service[EVT_SERVICE] == NULL) {
res = evil_callbacks_load (service_id, callbacks);
return (res);
}
if (ais_service[service_id] == NULL) {
return (-1);
}
if (minimum_sync_mode == CS_SYNC_V1 && ais_service[service_id]->sync_mode != CS_SYNC_V2) {
return (-1);
}
callbacks->name = ais_service[service_id]->name;
callbacks->api_version = 1;
if (ais_service[service_id]->sync_mode == CS_SYNC_V1_APIV2) {
callbacks->api_version = 2;
}
callbacks->sync_init_api.sync_init_v1 = ais_service[service_id]->sync_init;
callbacks->sync_process = ais_service[service_id]->sync_process;
callbacks->sync_activate = ais_service[service_id]->sync_activate;
callbacks->sync_abort = ais_service[service_id]->sync_abort;
return (0);
}
static struct memb_ring_id corosync_ring_id;
static void member_object_joined (unsigned int nodeid)
{
hdb_handle_t object_find_handle;
hdb_handle_t object_node_handle;
char * nodeint_str;
char nodeid_str[64];
unsigned int key_incr_dummy;
snprintf (nodeid_str, 64, "%d", nodeid);
objdb->object_find_create (
object_memb_handle,
nodeid_str,
strlen (nodeid_str),
&object_find_handle);
if (objdb->object_find_next (object_find_handle,
&object_node_handle) == 0) {
objdb->object_key_increment (object_node_handle,
"join_count", strlen("join_count"),
&key_incr_dummy);
objdb->object_key_replace (object_node_handle,
"status", strlen("status"),
"joined", strlen("joined"));
} else {
nodeint_str = (char*)api->totem_ifaces_print (nodeid);
objdb->object_create (object_memb_handle,
&object_node_handle,
nodeid_str, strlen (nodeid_str));
objdb->object_key_create_typed (object_node_handle,
"ip",
nodeint_str, strlen(nodeint_str),
OBJDB_VALUETYPE_STRING);
key_incr_dummy = 1;
objdb->object_key_create_typed (object_node_handle,
"join_count",
&key_incr_dummy, sizeof (key_incr_dummy),
OBJDB_VALUETYPE_UINT32);
objdb->object_key_create_typed (object_node_handle,
"status",
"joined", strlen("joined"),
OBJDB_VALUETYPE_STRING);
}
}
static void member_object_left (unsigned int nodeid)
{
hdb_handle_t object_find_handle;
hdb_handle_t object_node_handle;
char nodeid_str[64];
snprintf (nodeid_str, 64, "%u", nodeid);
objdb->object_find_create (
object_memb_handle,
nodeid_str,
strlen (nodeid_str),
&object_find_handle);
if (objdb->object_find_next (object_find_handle,
&object_node_handle) == 0) {
objdb->object_key_replace (object_node_handle,
"status", strlen("status"),
"left", strlen("left"));
}
}
static void confchg_fn (
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 i;
int abort_activate = 0;
if (sync_in_process == 1) {
abort_activate = 1;
}
sync_in_process = 1;
cs_ipcs_sync_state_changed(sync_in_process);
memcpy (&corosync_ring_id, ring_id, sizeof (struct memb_ring_id));
for (i = 0; i < left_list_entries; i++) {
member_object_left (left_list[i]);
}
for (i = 0; i < joined_list_entries; i++) {
member_object_joined (joined_list[i]);
}
/*
* Call configuration change for all services
*/
for (i = 0; i < service_count; i++) {
if (ais_service[i] && ais_service[i]->confchg_fn) {
ais_service[i]->confchg_fn (configuration_type,
member_list, member_list_entries,
left_list, left_list_entries,
joined_list, joined_list_entries, ring_id);
}
}
if (abort_activate) {
sync_v2_abort ();
}
if (minimum_sync_mode == CS_SYNC_V2 && configuration_type == TOTEM_CONFIGURATION_TRANSITIONAL) {
sync_v2_save_transitional (member_list, member_list_entries, ring_id);
}
if (minimum_sync_mode == CS_SYNC_V2 && configuration_type == TOTEM_CONFIGURATION_REGULAR) {
sync_v2_start (member_list, member_list_entries, ring_id);
}
}
static void priv_drop (void)
{
return; /* TODO: we are still not dropping privs */
}
static void corosync_tty_detach (void)
{
FILE *r;
/*
* Disconnect from TTY if this is not a debug run
*/
switch (fork ()) {
case -1:
corosync_exit_error (AIS_DONE_FORK);
break;
case 0:
/*
* child which is disconnected, run this process
*/
break;
default:
exit (0);
break;
}
/* Create new session */
(void)setsid();
/*
* Map stdin/out/err to /dev/null.
*/
r = freopen("/dev/null", "r", stdin);
if (r == NULL) {
corosync_exit_error (AIS_DONE_STD_TO_NULL_REDIR);
}
r = freopen("/dev/null", "a", stderr);
if (r == NULL) {
corosync_exit_error (AIS_DONE_STD_TO_NULL_REDIR);
}
r = freopen("/dev/null", "a", stdout);
if (r == NULL) {
corosync_exit_error (AIS_DONE_STD_TO_NULL_REDIR);
}
}
static void corosync_mlockall (void)
{
#if !defined(COROSYNC_BSD) || defined(COROSYNC_FREEBSD_GE_8)
int res;
#endif
struct rlimit rlimit;
rlimit.rlim_cur = RLIM_INFINITY;
rlimit.rlim_max = RLIM_INFINITY;
#ifndef COROSYNC_SOLARIS
setrlimit (RLIMIT_MEMLOCK, &rlimit);
#else
setrlimit (RLIMIT_VMEM, &rlimit);
#endif
#if defined(COROSYNC_BSD) && !defined(COROSYNC_FREEBSD_GE_8)
/* under FreeBSD < 8 a process with locked page cannot call dlopen
* code disabled until FreeBSD bug i386/93396 was solved
*/
log_printf (LOGSYS_LEVEL_WARNING, "Could not lock memory of service to avoid page faults\n");
#else
res = mlockall (MCL_CURRENT | MCL_FUTURE);
if (res == -1) {
LOGSYS_PERROR (errno, LOGSYS_LEVEL_WARNING,
"Could not lock memory of service to avoid page faults");
};
#endif
}
static void corosync_totem_stats_updater (void *data)
{
totempg_stats_t * stats;
uint32_t mtt_rx_token;
uint32_t total_mtt_rx_token;
uint32_t avg_backlog_calc;
uint32_t total_backlog_calc;
uint32_t avg_token_holdtime;
uint32_t total_token_holdtime;
int t, prev;
int32_t token_count;
uint32_t firewall_enabled_or_nic_failure;
stats = api->totem_get_stats();
objdb->object_key_replace (stats->hdr.handle,
"msg_reserved", strlen("msg_reserved"),
&stats->msg_reserved, sizeof (stats->msg_reserved));
objdb->object_key_replace (stats->hdr.handle,
"msg_queue_avail", strlen("msg_queue_avail"),
&stats->msg_queue_avail, sizeof (stats->msg_queue_avail));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"orf_token_tx", strlen("orf_token_tx"),
&stats->mrp->srp->orf_token_tx, sizeof (stats->mrp->srp->orf_token_tx));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"orf_token_rx", strlen("orf_token_rx"),
&stats->mrp->srp->orf_token_rx, sizeof (stats->mrp->srp->orf_token_rx));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"memb_merge_detect_tx", strlen("memb_merge_detect_tx"),
&stats->mrp->srp->memb_merge_detect_tx, sizeof (stats->mrp->srp->memb_merge_detect_tx));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"memb_merge_detect_rx", strlen("memb_merge_detect_rx"),
&stats->mrp->srp->memb_merge_detect_rx, sizeof (stats->mrp->srp->memb_merge_detect_rx));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"memb_join_tx", strlen("memb_join_tx"),
&stats->mrp->srp->memb_join_tx, sizeof (stats->mrp->srp->memb_join_tx));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"memb_join_rx", strlen("memb_join_rx"),
&stats->mrp->srp->memb_join_rx, sizeof (stats->mrp->srp->memb_join_rx));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"mcast_tx", strlen("mcast_tx"),
&stats->mrp->srp->mcast_tx, sizeof (stats->mrp->srp->mcast_tx));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"mcast_retx", strlen("mcast_retx"),
&stats->mrp->srp->mcast_retx, sizeof (stats->mrp->srp->mcast_retx));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"mcast_rx", strlen("mcast_rx"),
&stats->mrp->srp->mcast_rx, sizeof (stats->mrp->srp->mcast_rx));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"memb_commit_token_tx", strlen("memb_commit_token_tx"),
&stats->mrp->srp->memb_commit_token_tx, sizeof (stats->mrp->srp->memb_commit_token_tx));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"memb_commit_token_rx", strlen("memb_commit_token_rx"),
&stats->mrp->srp->memb_commit_token_rx, sizeof (stats->mrp->srp->memb_commit_token_rx));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"token_hold_cancel_tx", strlen("token_hold_cancel_tx"),
&stats->mrp->srp->token_hold_cancel_tx, sizeof (stats->mrp->srp->token_hold_cancel_tx));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"token_hold_cancel_rx", strlen("token_hold_cancel_rx"),
&stats->mrp->srp->token_hold_cancel_rx, sizeof (stats->mrp->srp->token_hold_cancel_rx));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"operational_entered", strlen("operational_entered"),
&stats->mrp->srp->operational_entered, sizeof (stats->mrp->srp->operational_entered));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"operational_token_lost", strlen("operational_token_lost"),
&stats->mrp->srp->operational_token_lost, sizeof (stats->mrp->srp->operational_token_lost));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"gather_entered", strlen("gather_entered"),
&stats->mrp->srp->gather_entered, sizeof (stats->mrp->srp->gather_entered));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"gather_token_lost", strlen("gather_token_lost"),
&stats->mrp->srp->gather_token_lost, sizeof (stats->mrp->srp->gather_token_lost));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"commit_entered", strlen("commit_entered"),
&stats->mrp->srp->commit_entered, sizeof (stats->mrp->srp->commit_entered));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"commit_token_lost", strlen("commit_token_lost"),
&stats->mrp->srp->commit_token_lost, sizeof (stats->mrp->srp->commit_token_lost));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"recovery_entered", strlen("recovery_entered"),
&stats->mrp->srp->recovery_entered, sizeof (stats->mrp->srp->recovery_entered));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"recovery_token_lost", strlen("recovery_token_lost"),
&stats->mrp->srp->recovery_token_lost, sizeof (stats->mrp->srp->recovery_token_lost));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"consensus_timeouts", strlen("consensus_timeouts"),
&stats->mrp->srp->consensus_timeouts, sizeof (stats->mrp->srp->consensus_timeouts));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"rx_msg_dropped", strlen("rx_msg_dropped"),
&stats->mrp->srp->rx_msg_dropped, sizeof (stats->mrp->srp->rx_msg_dropped));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"continuous_gather", strlen("continuous_gather"),
&stats->mrp->srp->continuous_gather, sizeof (stats->mrp->srp->continuous_gather));
firewall_enabled_or_nic_failure = (stats->mrp->srp->continuous_gather > MAX_NO_CONT_GATHER ? 1 : 0);
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"firewall_enabled_or_nic_failure", strlen("firewall_enabled_or_nic_failure"),
&firewall_enabled_or_nic_failure, sizeof (firewall_enabled_or_nic_failure));
total_mtt_rx_token = 0;
total_token_holdtime = 0;
total_backlog_calc = 0;
token_count = 0;
t = stats->mrp->srp->latest_token;
while (1) {
if (t == 0)
prev = TOTEM_TOKEN_STATS_MAX - 1;
else
prev = t - 1;
if (prev == stats->mrp->srp->earliest_token)
break;
/* if tx == 0, then dropped token (not ours) */
if (stats->mrp->srp->token[t].tx != 0 ||
(stats->mrp->srp->token[t].rx - stats->mrp->srp->token[prev].rx) > 0 ) {
total_mtt_rx_token += (stats->mrp->srp->token[t].rx - stats->mrp->srp->token[prev].rx);
total_token_holdtime += (stats->mrp->srp->token[t].tx - stats->mrp->srp->token[t].rx);
total_backlog_calc += stats->mrp->srp->token[t].backlog_calc;
token_count++;
}
t = prev;
}
if (token_count) {
mtt_rx_token = (total_mtt_rx_token / token_count);
avg_backlog_calc = (total_backlog_calc / token_count);
avg_token_holdtime = (total_token_holdtime / token_count);
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"mtt_rx_token", strlen("mtt_rx_token"),
&mtt_rx_token, sizeof (mtt_rx_token));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"avg_token_workload", strlen("avg_token_workload"),
&avg_token_holdtime, sizeof (avg_token_holdtime));
objdb->object_key_replace (stats->mrp->srp->hdr.handle,
"avg_backlog_calc", strlen("avg_backlog_calc"),
&avg_backlog_calc, sizeof (avg_backlog_calc));
}
cs_ipcs_stats_update();
api->timer_add_duration (1500 * MILLI_2_NANO_SECONDS, NULL,
corosync_totem_stats_updater,
&corosync_stats_timer_handle);
}
static void corosync_totem_stats_init (void)
{
totempg_stats_t * stats;
hdb_handle_t object_find_handle;
hdb_handle_t object_runtime_handle;
hdb_handle_t object_totem_handle;
uint32_t zero_32 = 0;
uint64_t zero_64 = 0;
stats = api->totem_get_stats();
objdb->object_find_create (
OBJECT_PARENT_HANDLE,
"runtime",
strlen ("runtime"),
&object_find_handle);
if (objdb->object_find_next (object_find_handle,
&object_runtime_handle) == 0) {
objdb->object_create (object_runtime_handle,
&object_totem_handle,
"totem", strlen ("totem"));
objdb->object_create (object_totem_handle,
&stats->hdr.handle,
"pg", strlen ("pg"));
objdb->object_create (stats->hdr.handle,
&stats->mrp->hdr.handle,
"mrp", strlen ("mrp"));
objdb->object_create (stats->mrp->hdr.handle,
&stats->mrp->srp->hdr.handle,
"srp", strlen ("srp"));
objdb->object_key_create_typed (stats->hdr.handle,
"msg_reserved", &stats->msg_reserved,
sizeof (stats->msg_reserved), OBJDB_VALUETYPE_UINT32);
objdb->object_key_create_typed (stats->hdr.handle,
"msg_queue_avail", &stats->msg_queue_avail,
sizeof (stats->msg_queue_avail), OBJDB_VALUETYPE_UINT32);
/* Members object */
objdb->object_create (stats->mrp->srp->hdr.handle,
&object_memb_handle,
"members", strlen ("members"));
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"orf_token_tx", &stats->mrp->srp->orf_token_tx,
sizeof (stats->mrp->srp->orf_token_tx), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"orf_token_rx", &stats->mrp->srp->orf_token_rx,
sizeof (stats->mrp->srp->orf_token_rx), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"memb_merge_detect_tx", &stats->mrp->srp->memb_merge_detect_tx,
sizeof (stats->mrp->srp->memb_merge_detect_tx), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"memb_merge_detect_rx", &stats->mrp->srp->memb_merge_detect_rx,
sizeof (stats->mrp->srp->memb_merge_detect_rx), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"memb_join_tx", &stats->mrp->srp->memb_join_tx,
sizeof (stats->mrp->srp->memb_join_tx), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"memb_join_rx", &stats->mrp->srp->memb_join_rx,
sizeof (stats->mrp->srp->memb_join_rx), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"mcast_tx", &stats->mrp->srp->mcast_tx,
sizeof (stats->mrp->srp->mcast_tx), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"mcast_retx", &stats->mrp->srp->mcast_retx,
sizeof (stats->mrp->srp->mcast_retx), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"mcast_rx", &stats->mrp->srp->mcast_rx,
sizeof (stats->mrp->srp->mcast_rx), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"memb_commit_token_tx", &stats->mrp->srp->memb_commit_token_tx,
sizeof (stats->mrp->srp->memb_commit_token_tx), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"memb_commit_token_rx", &stats->mrp->srp->memb_commit_token_rx,
sizeof (stats->mrp->srp->memb_commit_token_rx), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"token_hold_cancel_tx", &stats->mrp->srp->token_hold_cancel_tx,
sizeof (stats->mrp->srp->token_hold_cancel_tx), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"token_hold_cancel_rx", &stats->mrp->srp->token_hold_cancel_rx,
sizeof (stats->mrp->srp->token_hold_cancel_rx), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"operational_entered", &stats->mrp->srp->operational_entered,
sizeof (stats->mrp->srp->operational_entered), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"operational_token_lost", &stats->mrp->srp->operational_token_lost,
sizeof (stats->mrp->srp->operational_token_lost), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"gather_entered", &stats->mrp->srp->gather_entered,
sizeof (stats->mrp->srp->gather_entered), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"gather_token_lost", &stats->mrp->srp->gather_token_lost,
sizeof (stats->mrp->srp->gather_token_lost), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"commit_entered", &stats->mrp->srp->commit_entered,
sizeof (stats->mrp->srp->commit_entered), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"commit_token_lost", &stats->mrp->srp->commit_token_lost,
sizeof (stats->mrp->srp->commit_token_lost), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"recovery_entered", &stats->mrp->srp->recovery_entered,
sizeof (stats->mrp->srp->recovery_entered), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"recovery_token_lost", &stats->mrp->srp->recovery_token_lost,
sizeof (stats->mrp->srp->recovery_token_lost), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"consensus_timeouts", &stats->mrp->srp->consensus_timeouts,
sizeof (stats->mrp->srp->consensus_timeouts), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"mtt_rx_token", &zero_32,
sizeof (zero_32), OBJDB_VALUETYPE_UINT32);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"avg_token_workload", &zero_32,
sizeof (zero_32), OBJDB_VALUETYPE_UINT32);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"avg_backlog_calc", &zero_32,
sizeof (zero_32), OBJDB_VALUETYPE_UINT32);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"rx_msg_dropped", &zero_64,
sizeof (zero_64), OBJDB_VALUETYPE_UINT64);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"continuous_gather", &zero_32,
sizeof (zero_32), OBJDB_VALUETYPE_UINT32);
objdb->object_key_create_typed (stats->mrp->srp->hdr.handle,
"firewall_enabled_or_nic_failure", &zero_32,
sizeof (zero_32), OBJDB_VALUETYPE_UINT32);
}
/* start stats timer */
api->timer_add_duration (1500 * MILLI_2_NANO_SECONDS, NULL,
corosync_totem_stats_updater,
&corosync_stats_timer_handle);
}
static void deliver_fn (
unsigned int nodeid,
const void *msg,
unsigned int msg_len,
int endian_conversion_required)
{
const struct qb_ipc_request_header *header;
int32_t service;
int32_t fn_id;
uint32_t id;
uint32_t key_incr_dummy;
header = msg;
if (endian_conversion_required) {
id = swab32 (header->id);
} else {
id = header->id;
}
/*
* Call the proper executive handler
*/
service = id >> 16;
fn_id = id & 0xffff;
if (ais_service[service] == NULL && service == EVT_SERVICE) {
evil_deliver_fn (nodeid, service, fn_id, msg,
endian_conversion_required);
}
if (!ais_service[service]) {
return;
}
if (fn_id >= ais_service[service]->exec_engine_count) {
log_printf(LOGSYS_LEVEL_WARNING, "discarded unknown message %d for service %d (max id %d)",
fn_id, service, ais_service[service]->exec_engine_count);
return;
}
objdb->object_key_increment (service_stats_handle[service][fn_id],
"rx", strlen("rx"),
&key_incr_dummy);
if (endian_conversion_required) {
assert(ais_service[service]->exec_engine[fn_id].exec_endian_convert_fn != NULL);
ais_service[service]->exec_engine[fn_id].exec_endian_convert_fn
((void *)msg);
}
ais_service[service]->exec_engine[fn_id].exec_handler_fn
(msg, nodeid);
}
void main_get_config_modules(struct config_iface_ver0 ***modules, int *num)
{
*modules = config_modules;
*num = num_config_modules;
}
int main_mcast (
const struct iovec *iovec,
unsigned int iov_len,
unsigned int guarantee)
{
const struct qb_ipc_request_header *req = iovec->iov_base;
int32_t service;
int32_t fn_id;
uint32_t key_incr_dummy;
service = req->id >> 16;
fn_id = req->id & 0xffff;
if (ais_service[service]) {
objdb->object_key_increment (service_stats_handle[service][fn_id],
"tx", strlen("tx"), &key_incr_dummy);
}
return (totempg_groups_mcast_joined (corosync_group_handle, iovec, iov_len, guarantee));
}
static qb_loop_timer_handle recheck_the_q_level_timer;
void corosync_recheck_the_q_level(void *data)
{
totempg_check_q_level(corosync_group_handle);
if (cs_ipcs_q_level_get() == TOTEM_Q_LEVEL_CRITICAL) {
qb_loop_timer_add(cs_poll_handle_get(), QB_LOOP_MED, 1*QB_TIME_NS_IN_MSEC,
NULL, corosync_recheck_the_q_level, &recheck_the_q_level_timer);
}
}
struct sending_allowed_private_data_struct {
int reserved_msgs;
};
int corosync_sending_allowed (
unsigned int service,
unsigned int id,
const void *msg,
void *sending_allowed_private_data)
{
struct sending_allowed_private_data_struct *pd =
(struct sending_allowed_private_data_struct *)sending_allowed_private_data;
struct iovec reserve_iovec;
struct qb_ipc_request_header *header = (struct qb_ipc_request_header *)msg;
int sending_allowed;
reserve_iovec.iov_base = (char *)header;
reserve_iovec.iov_len = header->size;
pd->reserved_msgs = totempg_groups_joined_reserve (
corosync_group_handle,
&reserve_iovec, 1);
if (pd->reserved_msgs == -1) {
return -EINVAL;
}
sending_allowed = QB_FALSE;
if (corosync_quorum_is_quorate() == 1 ||
ais_service[service]->allow_inquorate == CS_LIB_ALLOW_INQUORATE) {
// we are quorate
// now check flow control
if (ais_service[service]->lib_engine[id].flow_control == CS_LIB_FLOW_CONTROL_NOT_REQUIRED) {
sending_allowed = QB_TRUE;
} else if (pd->reserved_msgs && sync_in_process == 0) {
sending_allowed = QB_TRUE;
} else if (pd->reserved_msgs == 0) {
return -ENOBUFS;
} else /* (sync_in_process) */ {
return -EINPROGRESS;
}
} else {
return -EHOSTUNREACH;
}
return (sending_allowed);
}
void corosync_sending_allowed_release (void *sending_allowed_private_data)
{
struct sending_allowed_private_data_struct *pd =
(struct sending_allowed_private_data_struct *)sending_allowed_private_data;
if (pd->reserved_msgs == -1) {
return;
}
totempg_groups_joined_release (pd->reserved_msgs);
}
int message_source_is_local (const mar_message_source_t *source)
{
int ret = 0;
assert (source != NULL);
if (source->nodeid == totempg_my_nodeid_get ()) {
ret = 1;
}
return ret;
}
void message_source_set (
mar_message_source_t *source,
void *conn)
{
assert ((source != NULL) && (conn != NULL));
memset (source, 0, sizeof (mar_message_source_t));
source->nodeid = totempg_my_nodeid_get ();
source->conn = conn;
}
static void corosync_setscheduler (void)
{
#if defined(HAVE_PTHREAD_SETSCHEDPARAM) && defined(HAVE_SCHED_GET_PRIORITY_MAX) && defined(HAVE_SCHED_SETSCHEDULER)
int res;
sched_priority = sched_get_priority_max (SCHED_RR);
if (sched_priority != -1) {
global_sched_param.sched_priority = sched_priority;
res = sched_setscheduler (0, SCHED_RR, &global_sched_param);
if (res == -1) {
LOGSYS_PERROR(errno, LOGSYS_LEVEL_WARNING,
"Could not set SCHED_RR at priority %d",
global_sched_param.sched_priority);
global_sched_param.sched_priority = 0;
- logsys_thread_priority_set (SCHED_OTHER, NULL, 1);
+#ifdef HAVE_QB_LOG_THREAD_PRIORITY_SET
+ qb_log_thread_priority_set (SCHED_OTHER, 0);
+#endif
} else {
/*
* Turn on SCHED_RR in logsys system
*/
- res = logsys_thread_priority_set (SCHED_RR, &global_sched_param, 10);
+#ifdef HAVE_QB_LOG_THREAD_PRIORITY_SET
+ res = qb_log_thread_priority_set (SCHED_RR, sched_priority);
+#else
+ res = -1;
+#endif
if (res == -1) {
log_printf (LOGSYS_LEVEL_ERROR,
"Could not set logsys thread priority."
" Can't continue because of priority inversions.");
corosync_exit_error (AIS_DONE_LOGSETUP);
}
}
} else {
LOGSYS_PERROR (errno, LOGSYS_LEVEL_WARNING,
"Could not get maximum scheduler priority");
sched_priority = 0;
}
#else
log_printf(LOGSYS_LEVEL_WARNING,
"The Platform is missing process priority setting features. Leaving at default.");
#endif
}
static void
_logsys_log_printf(int level, int subsys,
const char *function_name,
const char *file_name,
int file_line,
const char *format,
...) __attribute__((format(printf, 6, 7)));
static void
_logsys_log_printf(int level, int subsys,
const char *function_name,
const char *file_name,
int file_line,
const char *format, ...)
{
va_list ap;
char buf[QB_LOG_MAX_LEN];
size_t len;
va_start(ap, format);
len = vsnprintf(buf, sizeof(buf), format, ap);
va_end(ap);
if (buf[len - 1] == '\n') {
buf[len - 1] = '\0';
len -= 1;
}
qb_log_from_external_source(function_name, file_name,
format, level, file_line,
subsys, buf);
}
static void fplay_key_change_notify_fn (
object_change_type_t change_type,
hdb_handle_t parent_object_handle,
hdb_handle_t object_handle,
const void *object_name_pt, size_t object_name_len,
const void *key_name_pt, size_t key_len,
const void *key_value_pt, size_t key_value_len,
void *priv_data_pt)
{
if (key_len == strlen ("dump_flight_data") &&
memcmp ("dump_flight_data", key_name_pt, key_len) == 0) {
qb_log_blackbox_write_to_file (LOCALSTATEDIR "/lib/corosync/fdata");
}
if (key_len == strlen ("dump_state") &&
memcmp ("dump_state", key_name_pt, key_len) == 0) {
corosync_state_dump ();
}
}
static void corosync_fplay_control_init (void)
{
hdb_handle_t object_find_handle;
hdb_handle_t object_runtime_handle;
hdb_handle_t object_blackbox_handle;
objdb->object_find_create (OBJECT_PARENT_HANDLE,
"runtime", strlen ("runtime"),
&object_find_handle);
if (objdb->object_find_next (object_find_handle,
&object_runtime_handle) != 0) {
return;
}
objdb->object_create (object_runtime_handle,
&object_blackbox_handle,
"blackbox", strlen ("blackbox"));
objdb->object_key_create_typed (object_blackbox_handle,
"dump_flight_data", "no", strlen("no"),
OBJDB_VALUETYPE_STRING);
objdb->object_key_create_typed (object_blackbox_handle,
"dump_state", "no", strlen("no"),
OBJDB_VALUETYPE_STRING);
objdb->object_track_start (object_blackbox_handle,
OBJECT_TRACK_DEPTH_RECURSIVE,
fplay_key_change_notify_fn,
NULL, NULL, NULL, NULL);
}
static void main_service_ready (void)
{
int res;
/*
* This must occur after totempg is initialized because "this_ip" must be set
*/
res = corosync_service_defaults_link_and_init (api);
if (res == -1) {
log_printf (LOGSYS_LEVEL_ERROR, "Could not initialize default services\n");
corosync_exit_error (AIS_DONE_INIT_SERVICES);
}
evil_init (api);
cs_ipcs_init();
corosync_totem_stats_init ();
corosync_fplay_control_init ();
if (minimum_sync_mode == CS_SYNC_V2) {
log_printf (LOGSYS_LEVEL_NOTICE, "Compatibility mode set to none. Using V2 of the synchronization engine.\n");
sync_v2_init (
corosync_sync_v2_callbacks_retrieve,
corosync_sync_completed);
} else
if (minimum_sync_mode == CS_SYNC_V1) {
log_printf (LOGSYS_LEVEL_NOTICE, "Compatibility mode set to whitetank. Using V1 and V2 of the synchronization engine.\n");
sync_register (
corosync_sync_callbacks_retrieve,
sync_v2_memb_list_determine,
sync_v2_memb_list_abort,
sync_v2_start);
sync_v2_init (
corosync_sync_v2_callbacks_retrieve,
corosync_sync_completed);
}
}
static enum e_ais_done corosync_flock (const char *lockfile, pid_t pid)
{
struct flock lock;
enum e_ais_done err;
char pid_s[17];
int fd_flag;
int lf;
err = AIS_DONE_EXIT;
lf = open (lockfile, O_WRONLY | O_CREAT, 0640);
if (lf == -1) {
log_printf (LOGSYS_LEVEL_ERROR, "Corosync Executive couldn't create lock file.\n");
return (AIS_DONE_AQUIRE_LOCK);
}
retry_fcntl:
lock.l_type = F_WRLCK;
lock.l_start = 0;
lock.l_whence = SEEK_SET;
lock.l_len = 0;
if (fcntl (lf, F_SETLK, &lock) == -1) {
switch (errno) {
case EINTR:
goto retry_fcntl;
break;
case EAGAIN:
case EACCES:
log_printf (LOGSYS_LEVEL_ERROR, "Another Corosync instance is already running.\n");
err = AIS_DONE_ALREADY_RUNNING;
goto error_close;
break;
default:
log_printf (LOGSYS_LEVEL_ERROR, "Corosync Executive couldn't aquire lock. Error was %s\n",
strerror(errno));
err = AIS_DONE_AQUIRE_LOCK;
goto error_close;
break;
}
}
if (ftruncate (lf, 0) == -1) {
log_printf (LOGSYS_LEVEL_ERROR, "Corosync Executive couldn't truncate lock file. Error was %s\n",
strerror (errno));
err = AIS_DONE_AQUIRE_LOCK;
goto error_close_unlink;
}
memset (pid_s, 0, sizeof (pid_s));
snprintf (pid_s, sizeof (pid_s) - 1, "%u\n", pid);
retry_write:
if (write (lf, pid_s, strlen (pid_s)) != strlen (pid_s)) {
if (errno == EINTR) {
goto retry_write;
} else {
log_printf (LOGSYS_LEVEL_ERROR, "Corosync Executive couldn't write pid to lock file. "
"Error was %s\n", strerror (errno));
err = AIS_DONE_AQUIRE_LOCK;
goto error_close_unlink;
}
}
if ((fd_flag = fcntl (lf, F_GETFD, 0)) == -1) {
log_printf (LOGSYS_LEVEL_ERROR, "Corosync Executive couldn't get close-on-exec flag from lock file. "
"Error was %s\n", strerror (errno));
err = AIS_DONE_AQUIRE_LOCK;
goto error_close_unlink;
}
fd_flag |= FD_CLOEXEC;
if (fcntl (lf, F_SETFD, fd_flag) == -1) {
log_printf (LOGSYS_LEVEL_ERROR, "Corosync Executive couldn't set close-on-exec flag to lock file. "
"Error was %s\n", strerror (errno));
err = AIS_DONE_AQUIRE_LOCK;
goto error_close_unlink;
}
return (err);
error_close_unlink:
unlink (lockfile);
error_close:
close (lf);
return (err);
}
int main (int argc, char **argv, char **envp)
{
const char *error_string;
struct totem_config totem_config;
hdb_handle_t objdb_handle;
hdb_handle_t config_handle;
unsigned int config_version = 0;
void *objdb_p;
struct config_iface_ver0 *config;
void *config_p;
const char *config_iface_init;
char *config_iface;
char *iface;
char *strtok_save_pt;
int res, ch;
int background, setprio;
struct stat stat_out;
char corosync_lib_dir[PATH_MAX];
hdb_handle_t object_runtime_handle;
enum e_ais_done flock_err;
/* default configuration
*/
background = 1;
- setprio = 1;
+ setprio = 0;
- while ((ch = getopt (argc, argv, "fpv")) != EOF) {
+ while ((ch = getopt (argc, argv, "fprv")) != EOF) {
switch (ch) {
case 'f':
background = 0;
logsys_config_mode_set (NULL, LOGSYS_MODE_OUTPUT_STDERR|LOGSYS_MODE_THREADED|LOGSYS_MODE_FORK);
break;
case 'p':
- setprio = 0;
+ break;
+ case 'r':
+ setprio = 1;
break;
case 'v':
printf ("Corosync Cluster Engine, version '%s'\n", VERSION);
printf ("Copyright (c) 2006-2009 Red Hat, Inc.\n");
return EXIT_SUCCESS;
break;
default:
fprintf(stderr, \
"usage:\n"\
" -f : Start application in foreground.\n"\
- " -p : Do not set process priority. \n"\
+ " -p : Does nothing. \n"\
+ " -r : Set round robin realtime scheduling \n"\
" -v : Display version and SVN revision of Corosync and exit.\n");
return EXIT_FAILURE;
}
}
/*
* Set round robin realtime scheduling with priority 99
* Lock all memory to avoid page faults which may interrupt
* application healthchecking
*/
if (setprio) {
corosync_setscheduler ();
}
corosync_mlockall ();
log_printf (LOGSYS_LEVEL_NOTICE, "Corosync Cluster Engine ('%s'): started and ready to provide service.\n", VERSION);
log_printf (LOGSYS_LEVEL_INFO, "Corosync built-in features:" PACKAGE_FEATURES "\n");
corosync_poll_handle = qb_loop_create ();
qb_loop_signal_add(corosync_poll_handle, QB_LOOP_LOW,
SIGUSR2, NULL, sig_diag_handler, NULL);
qb_loop_signal_add(corosync_poll_handle, QB_LOOP_HIGH,
SIGINT, NULL, sig_exit_handler, NULL);
qb_loop_signal_add(corosync_poll_handle, QB_LOOP_HIGH,
SIGQUIT, NULL, sig_exit_handler, NULL);
qb_loop_signal_add(corosync_poll_handle, QB_LOOP_HIGH,
SIGTERM, NULL, sig_exit_handler, NULL);
(void)signal (SIGSEGV, sigsegv_handler);
(void)signal (SIGABRT, sigabrt_handler);
#if MSG_NOSIGNAL != 0
(void)signal (SIGPIPE, SIG_IGN);
#endif
/*
* Load the object database interface
*/
res = lcr_ifact_reference (
&objdb_handle,
"objdb",
0,
&objdb_p,
0);
if (res == -1) {
log_printf (LOGSYS_LEVEL_ERROR, "Corosync Executive couldn't open configuration object database component.\n");
corosync_exit_error (AIS_DONE_OBJDB);
}
objdb = (struct objdb_iface_ver0 *)objdb_p;
objdb->objdb_init ();
/*
* Initialize the corosync_api_v1 definition
*/
apidef_init (objdb);
api = apidef_get ();
num_config_modules = 0;
/*
* Bootstrap in the default configuration parser or use
* the corosync default built in parser if the configuration parser
* isn't overridden
*/
config_iface_init = getenv("COROSYNC_DEFAULT_CONFIG_IFACE");
if (!config_iface_init) {
config_iface_init = "corosync_parser";
}
/* Make a copy so we can deface it with strtok */
if ((config_iface = strdup(config_iface_init)) == NULL) {
log_printf (LOGSYS_LEVEL_ERROR, "exhausted virtual memory");
corosync_exit_error (AIS_DONE_OBJDB);
}
iface = strtok_r(config_iface, ":", &strtok_save_pt);
while (iface)
{
res = lcr_ifact_reference (
&config_handle,
iface,
config_version,
&config_p,
0);
config = (struct config_iface_ver0 *)config_p;
if (res == -1) {
log_printf (LOGSYS_LEVEL_ERROR, "Corosync Executive couldn't open configuration component '%s'\n", iface);
corosync_exit_error (AIS_DONE_MAINCONFIGREAD);
}
res = config->config_readconfig(objdb, &error_string);
if (res == -1) {
log_printf (LOGSYS_LEVEL_ERROR, "%s", error_string);
corosync_exit_error (AIS_DONE_MAINCONFIGREAD);
}
log_printf (LOGSYS_LEVEL_NOTICE, "%s", error_string);
config_modules[num_config_modules++] = config;
iface = strtok_r(NULL, ":", &strtok_save_pt);
}
free(config_iface);
res = corosync_main_config_read (objdb, &error_string);
if (res == -1) {
/*
* if we are here, we _must_ flush the logsys queue
* and try to inform that we couldn't read the config.
* this is a desperate attempt before certain death
* and there is no guarantee that we can print to stderr
* nor that logsys is sending the messages where we expect.
*/
log_printf (LOGSYS_LEVEL_ERROR, "%s", error_string);
fprintf(stderr, "%s", error_string);
syslog (LOGSYS_LEVEL_ERROR, "%s", error_string);
corosync_exit_error (AIS_DONE_MAINCONFIGREAD);
}
/*
* Make sure required directory is present
*/
sprintf (corosync_lib_dir, "%s/lib/corosync", LOCALSTATEDIR);
res = stat (corosync_lib_dir, &stat_out);
if ((res == -1) || (res == 0 && !S_ISDIR(stat_out.st_mode))) {
log_printf (LOGSYS_LEVEL_ERROR, "Required directory not present %s. Please create it.\n", corosync_lib_dir);
corosync_exit_error (AIS_DONE_DIR_NOT_PRESENT);
}
res = totem_config_read (objdb, &totem_config, &error_string);
if (res == -1) {
log_printf (LOGSYS_LEVEL_ERROR, "%s", error_string);
corosync_exit_error (AIS_DONE_MAINCONFIGREAD);
}
res = totem_config_keyread (objdb, &totem_config, &error_string);
if (res == -1) {
log_printf (LOGSYS_LEVEL_ERROR, "%s", error_string);
corosync_exit_error (AIS_DONE_MAINCONFIGREAD);
}
res = totem_config_validate (&totem_config, &error_string);
if (res == -1) {
log_printf (LOGSYS_LEVEL_ERROR, "%s", error_string);
corosync_exit_error (AIS_DONE_MAINCONFIGREAD);
}
totem_config.totem_logging_configuration = totem_logging_configuration;
totem_config.totem_logging_configuration.log_subsys_id = _logsys_subsys_create("TOTEM", "totem");
totem_config.totem_logging_configuration.log_level_security = LOGSYS_LEVEL_WARNING;
totem_config.totem_logging_configuration.log_level_error = LOGSYS_LEVEL_ERROR;
totem_config.totem_logging_configuration.log_level_warning = LOGSYS_LEVEL_WARNING;
totem_config.totem_logging_configuration.log_level_notice = LOGSYS_LEVEL_NOTICE;
totem_config.totem_logging_configuration.log_level_debug = LOGSYS_LEVEL_DEBUG;
totem_config.totem_logging_configuration.log_printf = _logsys_log_printf;
logsys_config_apply();
res = corosync_main_config_compatibility_read (objdb,
&minimum_sync_mode,
&error_string);
if (res == -1) {
log_printf (LOGSYS_LEVEL_ERROR, "%s", error_string);
corosync_exit_error (AIS_DONE_MAINCONFIGREAD);
}
res = corosync_main_config_compatibility_read (objdb,
&minimum_sync_mode,
&error_string);
if (res == -1) {
log_printf (LOGSYS_LEVEL_ERROR, "%s", error_string);
corosync_exit_error (AIS_DONE_MAINCONFIGREAD);
}
/* create the main runtime object */
objdb->object_create (OBJECT_PARENT_HANDLE,
&object_runtime_handle,
"runtime", strlen ("runtime"));
/*
* Now we are fully initialized.
*/
if (background) {
corosync_tty_detach ();
}
qb_log_thread_start();
if ((flock_err = corosync_flock (corosync_lock_file, getpid ())) != AIS_DONE_EXIT) {
corosync_exit_error (flock_err);
}
/*
* if totempg_initialize doesn't have root priveleges, it cannot
* bind to a specific interface. This only matters if
* there is more then one interface in a system, so
* in this case, only a warning is printed
*/
/*
* Join multicast group and setup delivery
* and configuration change functions
*/
totempg_initialize (
corosync_poll_handle,
&totem_config);
totempg_service_ready_register (
main_service_ready);
totempg_groups_initialize (
&corosync_group_handle,
deliver_fn,
confchg_fn);
totempg_groups_join (
corosync_group_handle,
&corosync_group,
1);
/*
* Drop root privleges to user 'ais'
* TODO: Don't really need full root capabilities;
* needed capabilities are:
* CAP_NET_RAW (bindtodevice)
* CAP_SYS_NICE (setscheduler)
* CAP_IPC_LOCK (mlockall)
*/
priv_drop ();
schedwrk_init (
serialize_lock,
serialize_unlock);
/*
* Start main processing loop
*/
qb_loop_run (corosync_poll_handle);
/*
* Exit was requested
*/
totempg_finalize ();
/*
* Remove pid lock file
*/
unlink (corosync_lock_file);
corosync_exit_error (AIS_DONE_EXIT);
return EXIT_SUCCESS;
}
diff --git a/man/corosync.8 b/man/corosync.8
index c45cc566..016c0535 100644
--- a/man/corosync.8
+++ b/man/corosync.8
@@ -1,61 +1,64 @@
.\"/*
.\" * Copyright (C) 2010 Red Hat, Inc.
.\" *
.\" * All rights reserved.
.\" *
.\" * Author: Angus Salkeld
.\" *
.\" * This software licensed under BSD license, the text of which follows:
.\" *
.\" * Redistribution and use in source and binary forms, with or without
.\" * modification, are permitted provided that the following conditions are met:
.\" *
.\" * - Redistributions of source code must retain the above copyright notice,
.\" * this list of conditions and the following disclaimer.
.\" * - Redistributions in binary form must reproduce the above copyright notice,
.\" * this list of conditions and the following disclaimer in the documentation
.\" * and/or other materials provided with the distribution.
.\" * - Neither the name of the MontaVista Software, Inc. nor the names of its
.\" * contributors may be used to endorse or promote products derived from this
.\" * software without specific prior written permission.
.\" *
.\" * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
.\" * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
.\" * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
.\" * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE
.\" * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
.\" * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
.\" * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
.\" * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
.\" * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
.\" * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
.\" * THE POSSIBILITY OF SUCH DAMAGE.
.\" */
.TH COROSYNC 8 2010-05-30
.SH NAME
corosync \- The Corosync Cluster Engine.
.SH SYNOPSIS
-.B "corosync [\-f] [\-p] [\-v]"
+.B "corosync [\-f] [\-p] [\-r] [\-v]"
.SH DESCRIPTION
.B corosync
Corosync provides clustering infracture such as membership, messaging and quorum.
.SH OPTIONS
.TP
.B -f
Start application in foreground.
.TP
.B -p
-Do not set process priority.
+Does nothing (was: "Do not set process priority" - this is now the default).
+.TP
+.B -r
+Set round robin realtime scheduling.
.TP
.B -v
Display version and SVN revision of Corosync and exit.
.SH SEE ALSO
.BR corosync_overview (8),
.BR corosync.conf (5),
.BR cpg_overview (8),
.BR votequorum_overview (8),
.BR sam_overview (8),
.BR confdb_overview (8),
.SH AUTHOR
Angus Salkeld
.PP