461 lines
12 KiB
Diff
461 lines
12 KiB
Diff
diff -Nuard ocfs2-tools-1.4.2.orig/vendor/common/o2cb.ocf ocfs2-tools-1.4.2/vendor/common/o2cb.ocf
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--- ocfs2-tools-1.4.2.orig/vendor/common/o2cb.ocf 1970-01-01 01:00:00.000000000 +0100
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+++ ocfs2-tools-1.4.2/vendor/common/o2cb.ocf 2009-09-15 06:30:58.000000000 +0200
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@@ -0,0 +1,456 @@
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+#!/bin/bash
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+# Copyright (c) 2008 Andrew Beekhof
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+# All Rights Reserved.
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+#
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+# This program is free software; you can redistribute it and/or modify
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+# it under the terms of version 2 of the GNU General Public License as
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+# published by the Free Software Foundation.
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+#
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+# This program is distributed in the hope that it would be useful, but
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+# WITHOUT ANY WARRANTY; without even the implied warranty of
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+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
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+#
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+# Further, this software is distributed without any warranty that it is
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+# free of the rightful claim of any third person regarding infringement
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+# or the like. Any license provided herein, whether implied or
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+# otherwise, applies only to this software file. Patent licenses, if
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+# any, provided herein do not apply to combinations of this program with
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+# other software, or any other product whatsoever.
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+#
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+# You should have received a copy of the GNU General Public License
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+# along with this program; if not, write the Free Software Foundation,
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+# Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
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+#
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+#######################################################################
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+
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+# OCF initialization
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+. ${OCF_ROOT}/resource.d/heartbeat/.ocf-shellfuncs
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+
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+# Parameter defaults
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+: ${OCF_RESKEY_stack:="pcmk"}
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+: ${OCF_RESKEY_sysfs:="/sys/fs"}
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+: ${OCF_RESKEY_daemon_timeout:="10"}
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+: ${OCF_RESKEY_configfs:="/sys/kernel/config"}
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+: ${OCF_RESKEY_CRM_meta_gloablly_unique:="false"}
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+
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+# Common variables
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+DAEMON="/sbin/ocfs2_controld.${OCF_RESKEY_stack}"
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+CLUSTER_STACK_FILE="${OCF_RESKEY_sysfs}/ocfs2/cluster_stack"
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+LOADED_PLUGINS_FILE="${OCF_RESKEY_sysfs}/ocfs2/loaded_cluster_plugins"
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+
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+#
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+# Check to see if a filesystem driver is loaded.
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+# 0 is loaded, 1 is not.
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+#
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+driver_filesystem() {
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+ if [ -z "$1" ]
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+ then
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+ ocf_log err "driver_filesystem(): Missing an argument"
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+ exit 1
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+ fi
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+ FSNAME="$1"
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+
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+ FSOUT="$(awk '(NF == 1 && $1 ~ /^'$FSNAME'$/) || $2 ~ /^'$FSNAME'$/{
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+ print $1;exit
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+ }' /proc/filesystems 2>/dev/null)"
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+
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+ test -n "$FSOUT"
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+ return $?
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+}
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+
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+#
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+# Check to see if a filesystem of type $1 is mounted at $2.
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+#
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+# 0 is mounted, 1 is not.
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+#
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+check_filesystem()
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+{
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+ if [ "$#" != "2" -o -z "$1" -o -z "$2" ]
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+ then
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+ ocf_log err "check_filesystem(): Missing arguments"
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+ exit 4
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+ fi
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+ FSNAME="$1"
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+ MOUNTPOINT="$2"
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+
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+ FULL_MOUNTSEARCH="`echo "$MOUNTPOINT" | sed -e 's/\//\\\\\//g'`"
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+ MOUNTOUT="`awk '$2 ~ /^'$FULL_MOUNTSEARCH'$/ && $3 ~ /^'$FSNAME'$/{print $2; exit}' < /proc/mounts 2>/dev/null`"
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+ test -n "$MOUNTOUT"
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+ return $?
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+}
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+
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+#
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+# Unload a filesystem driver.
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+# Be careful to notice if the driver is built-in and do nothing.
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+#
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+# 0 is success, 1 is error, 2 is already unloaded.
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+#
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+unload_filesystem()
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+{
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+ if [ "$#" != "1" -o -z "$1" ]
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+ then
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+ ocf_log err "unload_filesystem(): Missing an argument"
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+ return 1
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+ fi
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+ FSNAME="$1"
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+
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+ driver_filesystem "$FSNAME" || return 2
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+
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+ MODOUT="`awk '$1 ~ /^'$FSNAME'$/{print $1,$3;exit}' < /proc/modules 2>/dev/null`"
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+ if [ -z "$MODOUT" ]; then
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+ # The driver is built in, we can't unload it.
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+ return 0
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+ fi
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+
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+ case "$MODOUT" in
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+ $FSNAME\ 0)
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+ ;;
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+ $FSNAME\ *)
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+ # The driver is busy, leave it alone
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+ ocf_log err "Module $FSNAME is still in use"
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+ return 1
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+ ;;
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+ *)
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+ ocf_log err "Invalid module parsing! "
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+ return 1
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+ ;;
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+ esac
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+
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+ modprobe -rs "$FSNAME"
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+ if [ "$?" != 0 ]; then
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+ ocf_log err "Unable to unload module: $FSNAME"
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+ return 1
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+ fi
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+
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+ return 0
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+}
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+
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+status_daemon()
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+{
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+ PID=`pidofproc "$DAEMON"`
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+ if [ -n "$PID" ]; then
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+ return $OCF_SUCCESS
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+ fi
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+ return $OCF_NOT_RUNNING
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+}
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+
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+bringup_daemon()
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+{
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+ if [ ! -e "$DAEMON" ]; then
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+ ocf_log err "Required binary not found: $DAEMON"
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+ return $OCF_ERR_INSTALLED
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+ fi
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+
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+ start_daemon "$DAEMON"; rc=$?
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+ if [ $rc != 0 ]; then
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+ ocf_log err "Could not start $DAEMON"
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+ return $OCF_ERR_GENERIC
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+ fi
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+
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+ sleep 1
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+ COUNT=0
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+ rc=$OCF_NOT_RUNNING
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+
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+ while [ $rc = $OCF_NOT_RUNNING ]; do
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+ COUNT=`expr $COUNT + 1`
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+ if [ $COUNT -gt $OCF_RESKEY_daemon_timeout ]; then
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+ ocf_log err "`basename $DAEMON` did not come up"
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+ ps axf | grep -C 3 $$
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+ return $OCF_ERR_GENERIC
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+ fi
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+ status_daemon; rc=$?
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+ sleep 1
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+ done
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+
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+ return $rc
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+}
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+
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+kill_daemon()
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+{
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+ status_daemon; rc=$?
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+ if [ $rc != $OCF_SUCCESS ]; then
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+ return $rc
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+ fi
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+
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+ ocf_log info "Stopping `basename "$DAEMON"`"
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+ killproc "$DAEMON"
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+
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+ while [ $rc = $OCF_NOT_RUNNING ]; do
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+ sleep 1
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+ status_daemon; rc=$?
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+ done
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+
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+ return $OCF_SUCCESS
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+}
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+
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+#
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+# Unload a module
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+# 0 is success, 1 is error, 2 is not loaded
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+#
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+unload_module()
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+{
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+ if [ "$#" -lt "1" -o -z "$1" ]
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+ then
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+ ocf_log err "unload_module(): Requires an argument"
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+ return 1
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+ fi
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+ MODNAME="$1"
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+
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+ MODOUT="`awk '$1 ~ /^'$MODNAME'$/{print $1,$3;exit}' < /proc/modules 2>/dev/null`"
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+ if [ -z "$MODOUT" ]
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+ then
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+ return 2
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+ fi
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+
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+ case "$MODOUT" in
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+ $MODNAME\ 0)
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+ ;;
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+ $MODNAME\ *)
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+ return 2
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+ ;;
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+ *)
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+ ocf_log err "Invalid module parsing!"
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+ return 1
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+ ;;
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+ esac
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+
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+ modprobe -rs "$MODNAME"
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+ if [ "$?" != 0 ]; then
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+ ocf_log err "Unable to unload module \"$MODNAME\""
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+ return 1
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+ fi
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+
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+ return 0
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+}
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+
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+o2cb_start() {
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+
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+ o2cb_monitor; rc=$?
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+ if [ $rc != $OCF_NOT_RUNNING ]; then
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+ return $rc
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+ fi
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+
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+ ocf_log info "Starting $OCF_RESOURCE_INSTANCE"
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+
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+ if [ ! -e "$CLUSTER_STACK_FILE" ]; then
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+ modprobe -s ocfs2_stackglue
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+ if [ $? != 0 ]; then
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+ ocf_log err "Could not load ocfs2_stackglue"
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+ return $OCF_ERR_INSTALLED
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+ fi
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+ fi
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+
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+ SP_OUT="$(awk '/^'user'$/{print; exit}' "$LOADED_PLUGINS_FILE" 2>/dev/null)"
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+ if [ -z "$SP_OUT" ]
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+ then
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+ modprobe -s ocfs2_stack_user
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+ if [ $? != 0 ]; then
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+ ocf_log err "Could not load ocfs2_stack_user"
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+ return $OCF_ERR_INSTALLED
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+ fi
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+ fi
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+
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+ SP_OUT="$(awk '/^'user'$/{print; exit}' "$LOADED_PLUGINS_FILE" 2>/dev/null)"
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+ if [ -z "$SP_OUT" ]; then
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+ ocf_log err "Switch to userspace stack unsuccessful"
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+ return $OCF_ERR_INSTALLED
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+ fi
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+
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+ if [ -f "$CLUSTER_STACK_FILE" ]; then
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+ echo "$OCF_RESKEY_stack" >"$CLUSTER_STACK_FILE"
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+ if [ $? != 0 ]; then
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+ ocf_log err "Userspace stack '$OCF_RESKEY_stack' not supported"
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+ return $OCF_ERR_INSTALLED
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+ fi
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+ else
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+ ocf_log err "Switch to userspace stack not supported"
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+ return $OCF_ERR_INSTALLED
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+ fi
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+
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+ driver_filesystem ocfs2; rc=$?
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+ if [ $rc != 0 ]; then
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+ modprobe -s ocfs2
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+ if [ "$?" != 0 ]; then
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+ ocf_log err "Unable to load ocfs2 module"
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+ return $OCF_ERR_INSTALLED
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+ fi
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+ fi
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+
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+ bringup_daemon
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+ return $?
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+}
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+
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+o2cb_stop() {
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+ o2cb_monitor; rc=$?
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+ case $rc in
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+ $OCF_NOT_RUNNING) return $OCF_SUCCESS;;
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+ esac
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+
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+ ocf_log info "Stopping $OCF_RESOURCE_INSTANCE"
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+
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+ kill_daemon
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+ if [ $? != 0 ]; then
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+ ocf_log err "Unable to unload modules: the cluster is still online"
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+ return $OCF_ERR_GENERIC
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+ fi
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+
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+ unload_filesystem ocfs2
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+ if [ $? = 1 ]; then
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+ ocf_log err "Unable to unload ocfs2 module"
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+ return $OCF_ERR_GENERIC
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+ fi
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+
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+ # If we can't find the stack glue, we have nothing to do.
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+ [ ! -e "$LOADED_PLUGINS_FILE" ] && return $OCF_SUCCESS
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+
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+ while read plugin
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+ do
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+ unload_module "ocfs2_stack_${plugin}"
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+ if [ $? = 1 ]; then
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+ ocf_log err "Unable to unload ocfs2_stack_${plugin}"
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+ return $OCF_ERR_GENERIC
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+ fi
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+ done <"$LOADED_PLUGINS_FILE"
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+
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+ unload_module "ocfs2_stackglue"
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+ if [ $? = 1 ]; then
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+ ocf_log err "Unable to unload ocfs2_stackglue"
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+ return $OCF_ERR_GENERIC
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+ fi
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+
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+ # Dont unmount configfs - its always in use by libdlm
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+}
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+
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+o2cb_monitor() {
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+ o2cb_validate
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+
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+ # Assume that ocfs2_controld will terminate if any of the conditions below are met
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+
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+ driver_filesystem configfs; rc=$?
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+ if [ $rc != 0 ]; then
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+ ocf_log info "configfs not laoded"
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+ return $OCF_NOT_RUNNING
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+ fi
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+
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+ check_filesystem configfs "${OCF_RESKEY_configfs}"; rc=$?
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+ if [ $rc != 0 ]; then
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+ ocf_log info "configfs not mounted"
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+ return $OCF_NOT_RUNNING
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+ fi
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+
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+ if [ ! -e "$LOADED_PLUGINS_FILE" ]; then
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+ ocf_log info "Stack glue driver not loaded"
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+ return $OCF_NOT_RUNNING
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+ fi
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+
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+ grep user "$LOADED_PLUGINS_FILE" >/dev/null 2>&1; rc=$?
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+ if [ $rc != 0 ]; then
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+ ocf_log err "Wrong stack `cat $LOADED_PLUGINS_FILE`"
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+ return $OCF_ERR_INSTALLED
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+ fi
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+
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+ driver_filesystem ocfs2; rc=$?
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+ if [ $rc != 0 ]; then
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+ ocf_log info "ocfs2 not loaded"
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+ return $OCF_NOT_RUNNING
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+ fi
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+
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+ status_daemon
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+ return $?
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+}
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+
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+o2cb_usage() {
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+ echo "usage: $0 {start|stop|monitor|validate-all|meta-data}"
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+ echo " Expects to have a fully populated OCF RA-compliant environment set."
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+ echo " In particualr, a value for OCF_ROOT"
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+}
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+
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+o2cb_validate() {
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+ : TODO: check for gloablly_unique=true and return OCF_ERR_CONFIGURED
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+ case ${OCF_RESKEY_CRM_meta_gloablly_unique} in
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+ yes|Yes|true|True|1)
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+ ocf_log err "$OCF_RESOURCE_INSTANCE must be configured with the gloablly_unique=false meta attribute"
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+ exit $OCF_ERR_CONFIGURED
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+ ;;
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+ esac
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+
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+ return $OCF_SUCCESS
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+}
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+
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+meta_data() {
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+ cat <<END
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+<?xml version="1.0"?>
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+<!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
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+<resource-agent name="o2cb">
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+ <version>1.0</version>
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+ <shortdesc lang="en">o2cb resource agent</shortdesc>
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+ <longdesc lang="en">
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+This is a o2cb Resource Agent. It runs o2cb daemon as a instance of anonymous clone.
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+ </longdesc>
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+ <parameters>
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+
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+ <parameter name="sysfs" unique="0">
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+ <longdesc lang="en">
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+Location where sysfs is mounted
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+ </longdesc>
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+ <shortdesc lang="en">Sysfs location</shortdesc>
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+ <content type="string" default="/sys/fs"/>
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+ </parameter>
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+
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+ <parameter name="configfs" unique="0">
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+ <longdesc lang="en">
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+Location where configfs is mounted
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+ </longdesc>
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+ <shortdesc lang="en">Configfs location</shortdesc>
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+ <content type="string" default="/sys/kernel/config"/>
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+ </parameter>
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+
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+ <parameter name="stack" unique="0">
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+ <longdesc lang="en">
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+Which userspace stack to use. Known values: pcmk, cman
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+ </longdesc>
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+ <shortdesc lang="en">Userspace stack</shortdesc>
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+ <content type="string" default="pcmk"/>
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+ </parameter>
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+
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+ <parameter name="daemon_timeout" unique="0">
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+ <longdesc lang="en">
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+Number of seconds to allow the control daemon to come up
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+ </longdesc>
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+ <shortdesc lang="en">Daemon Timeout</shortdesc>
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+ <content type="string" default="10"/>
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+ </parameter>
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+
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+ </parameters>
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+ <actions>
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+ <action name="start" timeout="90" />
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+ <action name="stop" timeout="100" />
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+ <action name="monitor" timeout="20" depth="0"/>
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+ <action name="meta-data" timeout="5" />
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+ <action name="validate-all" timeout="30" />
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+ </actions>
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+</resource-agent>
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+END
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+}
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+
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+case $__OCF_ACTION in
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+meta-data) meta_data
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+ exit $OCF_SUCCESS
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+ ;;
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+start) o2cb_start
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+ ;;
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+stop) o2cb_stop
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+ ;;
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+monitor) o2cb_monitor
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+ ;;
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+validate-all) o2cb_validate
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+ ;;
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+usage|help) o2cb_usage
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+ exit $OCF_SUCCESS
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+ ;;
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+*) o2cb_usage
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+ exit $OCF_ERR_UNIMPLEMENTED
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+ ;;
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+esac
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+
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+exit $?
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