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Add pacemaker resource agent for ocfs2 support

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This commit is contained in:
Fabio M. Di Nitto 2009-09-15 07:08:41 +00:00
parent 808ffc5396
commit 2a11306aa5
2 changed files with 472 additions and 1 deletions
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o2cb_pcmk.diff Normal file
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@ -0,0 +1,460 @@
diff -Nuard ocfs2-tools-1.4.2.orig/vendor/common/o2cb.ocf ocfs2-tools-1.4.2/vendor/common/o2cb.ocf
--- ocfs2-tools-1.4.2.orig/vendor/common/o2cb.ocf 1970-01-01 01:00:00.000000000 +0100
+++ ocfs2-tools-1.4.2/vendor/common/o2cb.ocf 2009-09-15 06:30:58.000000000 +0200
@@ -0,0 +1,456 @@
+#!/bin/bash
+# Copyright (c) 2008 Andrew Beekhof
+# All Rights Reserved.
+#
+# This program is free software; you can redistribute it and/or modify
+# it under the terms of version 2 of the GNU General Public License as
+# published by the Free Software Foundation.
+#
+# This program is distributed in the hope that it would be useful, but
+# WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
+#
+# Further, this software is distributed without any warranty that it is
+# free of the rightful claim of any third person regarding infringement
+# or the like. Any license provided herein, whether implied or
+# otherwise, applies only to this software file. Patent licenses, if
+# any, provided herein do not apply to combinations of this program with
+# other software, or any other product whatsoever.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program; if not, write the Free Software Foundation,
+# Inc., 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
+#
+#######################################################################
+
+# OCF initialization
+. ${OCF_ROOT}/resource.d/heartbeat/.ocf-shellfuncs
+
+# Parameter defaults
+: ${OCF_RESKEY_stack:="pcmk"}
+: ${OCF_RESKEY_sysfs:="/sys/fs"}
+: ${OCF_RESKEY_daemon_timeout:="10"}
+: ${OCF_RESKEY_configfs:="/sys/kernel/config"}
+: ${OCF_RESKEY_CRM_meta_gloablly_unique:="false"}
+
+# Common variables
+DAEMON="/sbin/ocfs2_controld.${OCF_RESKEY_stack}"
+CLUSTER_STACK_FILE="${OCF_RESKEY_sysfs}/ocfs2/cluster_stack"
+LOADED_PLUGINS_FILE="${OCF_RESKEY_sysfs}/ocfs2/loaded_cluster_plugins"
+
+#
+# Check to see if a filesystem driver is loaded.
+# 0 is loaded, 1 is not.
+#
+driver_filesystem() {
+ if [ -z "$1" ]
+ then
+ ocf_log err "driver_filesystem(): Missing an argument"
+ exit 1
+ fi
+ FSNAME="$1"
+
+ FSOUT="$(awk '(NF == 1 && $1 ~ /^'$FSNAME'$/) || $2 ~ /^'$FSNAME'$/{
+ print $1;exit
+ }' /proc/filesystems 2>/dev/null)"
+
+ test -n "$FSOUT"
+ return $?
+}
+
+#
+# Check to see if a filesystem of type $1 is mounted at $2.
+#
+# 0 is mounted, 1 is not.
+#
+check_filesystem()
+{
+ if [ "$#" != "2" -o -z "$1" -o -z "$2" ]
+ then
+ ocf_log err "check_filesystem(): Missing arguments"
+ exit 4
+ fi
+ FSNAME="$1"
+ MOUNTPOINT="$2"
+
+ FULL_MOUNTSEARCH="`echo "$MOUNTPOINT" | sed -e 's/\//\\\\\//g'`"
+ MOUNTOUT="`awk '$2 ~ /^'$FULL_MOUNTSEARCH'$/ && $3 ~ /^'$FSNAME'$/{print $2; exit}' < /proc/mounts 2>/dev/null`"
+ test -n "$MOUNTOUT"
+ return $?
+}
+
+#
+# Unload a filesystem driver.
+# Be careful to notice if the driver is built-in and do nothing.
+#
+# 0 is success, 1 is error, 2 is already unloaded.
+#
+unload_filesystem()
+{
+ if [ "$#" != "1" -o -z "$1" ]
+ then
+ ocf_log err "unload_filesystem(): Missing an argument"
+ return 1
+ fi
+ FSNAME="$1"
+
+ driver_filesystem "$FSNAME" || return 2
+
+ MODOUT="`awk '$1 ~ /^'$FSNAME'$/{print $1,$3;exit}' < /proc/modules 2>/dev/null`"
+ if [ -z "$MODOUT" ]; then
+ # The driver is built in, we can't unload it.
+ return 0
+ fi
+
+ case "$MODOUT" in
+ $FSNAME\ 0)
+ ;;
+ $FSNAME\ *)
+ # The driver is busy, leave it alone
+ ocf_log err "Module $FSNAME is still in use"
+ return 1
+ ;;
+ *)
+ ocf_log err "Invalid module parsing! "
+ return 1
+ ;;
+ esac
+
+ modprobe -rs "$FSNAME"
+ if [ "$?" != 0 ]; then
+ ocf_log err "Unable to unload module: $FSNAME"
+ return 1
+ fi
+
+ return 0
+}
+
+status_daemon()
+{
+ PID=`pidofproc "$DAEMON"`
+ if [ -n "$PID" ]; then
+ return $OCF_SUCCESS
+ fi
+ return $OCF_NOT_RUNNING
+}
+
+bringup_daemon()
+{
+ if [ ! -e "$DAEMON" ]; then
+ ocf_log err "Required binary not found: $DAEMON"
+ return $OCF_ERR_INSTALLED
+ fi
+
+ start_daemon "$DAEMON"; rc=$?
+ if [ $rc != 0 ]; then
+ ocf_log err "Could not start $DAEMON"
+ return $OCF_ERR_GENERIC
+ fi
+
+ sleep 1
+ COUNT=0
+ rc=$OCF_NOT_RUNNING
+
+ while [ $rc = $OCF_NOT_RUNNING ]; do
+ COUNT=`expr $COUNT + 1`
+ if [ $COUNT -gt $OCF_RESKEY_daemon_timeout ]; then
+ ocf_log err "`basename $DAEMON` did not come up"
+ ps axf | grep -C 3 $$
+ return $OCF_ERR_GENERIC
+ fi
+ status_daemon; rc=$?
+ sleep 1
+ done
+
+ return $rc
+}
+
+kill_daemon()
+{
+ status_daemon; rc=$?
+ if [ $rc != $OCF_SUCCESS ]; then
+ return $rc
+ fi
+
+ ocf_log info "Stopping `basename "$DAEMON"`"
+ killproc "$DAEMON"
+
+ while [ $rc = $OCF_NOT_RUNNING ]; do
+ sleep 1
+ status_daemon; rc=$?
+ done
+
+ return $OCF_SUCCESS
+}
+
+#
+# Unload a module
+# 0 is success, 1 is error, 2 is not loaded
+#
+unload_module()
+{
+ if [ "$#" -lt "1" -o -z "$1" ]
+ then
+ ocf_log err "unload_module(): Requires an argument"
+ return 1
+ fi
+ MODNAME="$1"
+
+ MODOUT="`awk '$1 ~ /^'$MODNAME'$/{print $1,$3;exit}' < /proc/modules 2>/dev/null`"
+ if [ -z "$MODOUT" ]
+ then
+ return 2
+ fi
+
+ case "$MODOUT" in
+ $MODNAME\ 0)
+ ;;
+ $MODNAME\ *)
+ return 2
+ ;;
+ *)
+ ocf_log err "Invalid module parsing!"
+ return 1
+ ;;
+ esac
+
+ modprobe -rs "$MODNAME"
+ if [ "$?" != 0 ]; then
+ ocf_log err "Unable to unload module \"$MODNAME\""
+ return 1
+ fi
+
+ return 0
+}
+
+o2cb_start() {
+
+ o2cb_monitor; rc=$?
+ if [ $rc != $OCF_NOT_RUNNING ]; then
+ return $rc
+ fi
+
+ ocf_log info "Starting $OCF_RESOURCE_INSTANCE"
+
+ if [ ! -e "$CLUSTER_STACK_FILE" ]; then
+ modprobe -s ocfs2_stackglue
+ if [ $? != 0 ]; then
+ ocf_log err "Could not load ocfs2_stackglue"
+ return $OCF_ERR_INSTALLED
+ fi
+ fi
+
+ SP_OUT="$(awk '/^'user'$/{print; exit}' "$LOADED_PLUGINS_FILE" 2>/dev/null)"
+ if [ -z "$SP_OUT" ]
+ then
+ modprobe -s ocfs2_stack_user
+ if [ $? != 0 ]; then
+ ocf_log err "Could not load ocfs2_stack_user"
+ return $OCF_ERR_INSTALLED
+ fi
+ fi
+
+ SP_OUT="$(awk '/^'user'$/{print; exit}' "$LOADED_PLUGINS_FILE" 2>/dev/null)"
+ if [ -z "$SP_OUT" ]; then
+ ocf_log err "Switch to userspace stack unsuccessful"
+ return $OCF_ERR_INSTALLED
+ fi
+
+ if [ -f "$CLUSTER_STACK_FILE" ]; then
+ echo "$OCF_RESKEY_stack" >"$CLUSTER_STACK_FILE"
+ if [ $? != 0 ]; then
+ ocf_log err "Userspace stack '$OCF_RESKEY_stack' not supported"
+ return $OCF_ERR_INSTALLED
+ fi
+ else
+ ocf_log err "Switch to userspace stack not supported"
+ return $OCF_ERR_INSTALLED
+ fi
+
+ driver_filesystem ocfs2; rc=$?
+ if [ $rc != 0 ]; then
+ modprobe -s ocfs2
+ if [ "$?" != 0 ]; then
+ ocf_log err "Unable to load ocfs2 module"
+ return $OCF_ERR_INSTALLED
+ fi
+ fi
+
+ bringup_daemon
+ return $?
+}
+
+o2cb_stop() {
+ o2cb_monitor; rc=$?
+ case $rc in
+ $OCF_NOT_RUNNING) return $OCF_SUCCESS;;
+ esac
+
+ ocf_log info "Stopping $OCF_RESOURCE_INSTANCE"
+
+ kill_daemon
+ if [ $? != 0 ]; then
+ ocf_log err "Unable to unload modules: the cluster is still online"
+ return $OCF_ERR_GENERIC
+ fi
+
+ unload_filesystem ocfs2
+ if [ $? = 1 ]; then
+ ocf_log err "Unable to unload ocfs2 module"
+ return $OCF_ERR_GENERIC
+ fi
+
+ # If we can't find the stack glue, we have nothing to do.
+ [ ! -e "$LOADED_PLUGINS_FILE" ] && return $OCF_SUCCESS
+
+ while read plugin
+ do
+ unload_module "ocfs2_stack_${plugin}"
+ if [ $? = 1 ]; then
+ ocf_log err "Unable to unload ocfs2_stack_${plugin}"
+ return $OCF_ERR_GENERIC
+ fi
+ done <"$LOADED_PLUGINS_FILE"
+
+ unload_module "ocfs2_stackglue"
+ if [ $? = 1 ]; then
+ ocf_log err "Unable to unload ocfs2_stackglue"
+ return $OCF_ERR_GENERIC
+ fi
+
+ # Dont unmount configfs - its always in use by libdlm
+}
+
+o2cb_monitor() {
+ o2cb_validate
+
+ # Assume that ocfs2_controld will terminate if any of the conditions below are met
+
+ driver_filesystem configfs; rc=$?
+ if [ $rc != 0 ]; then
+ ocf_log info "configfs not laoded"
+ return $OCF_NOT_RUNNING
+ fi
+
+ check_filesystem configfs "${OCF_RESKEY_configfs}"; rc=$?
+ if [ $rc != 0 ]; then
+ ocf_log info "configfs not mounted"
+ return $OCF_NOT_RUNNING
+ fi
+
+ if [ ! -e "$LOADED_PLUGINS_FILE" ]; then
+ ocf_log info "Stack glue driver not loaded"
+ return $OCF_NOT_RUNNING
+ fi
+
+ grep user "$LOADED_PLUGINS_FILE" >/dev/null 2>&1; rc=$?
+ if [ $rc != 0 ]; then
+ ocf_log err "Wrong stack `cat $LOADED_PLUGINS_FILE`"
+ return $OCF_ERR_INSTALLED
+ fi
+
+ driver_filesystem ocfs2; rc=$?
+ if [ $rc != 0 ]; then
+ ocf_log info "ocfs2 not loaded"
+ return $OCF_NOT_RUNNING
+ fi
+
+ status_daemon
+ return $?
+}
+
+o2cb_usage() {
+ echo "usage: $0 {start|stop|monitor|validate-all|meta-data}"
+ echo " Expects to have a fully populated OCF RA-compliant environment set."
+ echo " In particualr, a value for OCF_ROOT"
+}
+
+o2cb_validate() {
+ : TODO: check for gloablly_unique=true and return OCF_ERR_CONFIGURED
+ case ${OCF_RESKEY_CRM_meta_gloablly_unique} in
+ yes|Yes|true|True|1)
+ ocf_log err "$OCF_RESOURCE_INSTANCE must be configured with the gloablly_unique=false meta attribute"
+ exit $OCF_ERR_CONFIGURED
+ ;;
+ esac
+
+ return $OCF_SUCCESS
+}
+
+meta_data() {
+ cat <<END
+<?xml version="1.0"?>
+<!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
+<resource-agent name="o2cb">
+ <version>1.0</version>
+ <shortdesc lang="en">o2cb resource agent</shortdesc>
+ <longdesc lang="en">
+This is a o2cb Resource Agent. It runs o2cb daemon as a instance of anonymous clone.
+ </longdesc>
+ <parameters>
+
+ <parameter name="sysfs" unique="0">
+ <longdesc lang="en">
+Location where sysfs is mounted
+ </longdesc>
+ <shortdesc lang="en">Sysfs location</shortdesc>
+ <content type="string" default="/sys/fs"/>
+ </parameter>
+
+ <parameter name="configfs" unique="0">
+ <longdesc lang="en">
+Location where configfs is mounted
+ </longdesc>
+ <shortdesc lang="en">Configfs location</shortdesc>
+ <content type="string" default="/sys/kernel/config"/>
+ </parameter>
+
+ <parameter name="stack" unique="0">
+ <longdesc lang="en">
+Which userspace stack to use. Known values: pcmk, cman
+ </longdesc>
+ <shortdesc lang="en">Userspace stack</shortdesc>
+ <content type="string" default="pcmk"/>
+ </parameter>
+
+ <parameter name="daemon_timeout" unique="0">
+ <longdesc lang="en">
+Number of seconds to allow the control daemon to come up
+ </longdesc>
+ <shortdesc lang="en">Daemon Timeout</shortdesc>
+ <content type="string" default="10"/>
+ </parameter>
+
+ </parameters>
+ <actions>
+ <action name="start" timeout="90" />
+ <action name="stop" timeout="100" />
+ <action name="monitor" timeout="20" depth="0"/>
+ <action name="meta-data" timeout="5" />
+ <action name="validate-all" timeout="30" />
+ </actions>
+</resource-agent>
+END
+}
+
+case $__OCF_ACTION in
+meta-data) meta_data
+ exit $OCF_SUCCESS
+ ;;
+start) o2cb_start
+ ;;
+stop) o2cb_stop
+ ;;
+monitor) o2cb_monitor
+ ;;
+validate-all) o2cb_validate
+ ;;
+usage|help) o2cb_usage
+ exit $OCF_SUCCESS
+ ;;
+*) o2cb_usage
+ exit $OCF_ERR_UNIMPLEMENTED
+ ;;
+esac
+
+exit $?

13
ocfs2-tools.spec
View File

@ -6,7 +6,7 @@
Summary: Tools for managing the Ocfs2 cluster file system
Name: ocfs2-tools
Version: 1.4.2
Release: 3%{?alphatag:.%{alphatag}}%{?dist}
Release: 4%{?alphatag:.%{alphatag}}%{?dist}
License: GPLv2
Group: System Environment/Base
# The source for this package was pulled from upstream's git repo and manually
@ -20,6 +20,7 @@ Group: System Environment/Base
# tar -czvf ocfs2-tools-1.3.9.tar.gz ocfs2-tools-1.3.9
Source0: %{name}-%{version}.tar.gz
Patch0: minor_build_fixes.diff
Patch1: o2cb_pcmk.diff
URL: http://oss.oracle.com/projects/ocfs2-tools/
Requires(post): chkconfig
Requires(preun): chkconfig
@ -96,6 +97,7 @@ pacemaker cluster manager
%prep
%setup -q
%patch0 -p1
%patch1 -p1
%build
%{configure} \
@ -118,6 +120,10 @@ cp -f vendor/common/o2cb.sysconfig $RPM_BUILD_ROOT/etc/sysconfig/o2cb
mkdir -p $RPM_BUILD_ROOT/etc/udev/rules.d
cp -f vendor/common/51-ocfs2.rules \
$RPM_BUILD_ROOT/etc/udev/rules.d/51-ocfs2.rules
mkdir -p $RPM_BUILD_ROOT/usr/lib/ocf/resource.d/ocfs2
cp -f vendor/common/o2cb.ocf \
$RPM_BUILD_ROOT/usr/lib/ocf/resource.d/ocfs2/o2cb
chmod 0755 $RPM_BUILD_ROOT/usr/lib/ocf/resource.d/ocfs2/o2cb
make DESTDIR="$RPM_BUILD_ROOT" install
@ -202,8 +208,13 @@ fi
%files pcmk
%defattr(-,root,root,-)
/sbin/ocfs2_controld.pcmk
%dir /usr/lib/ocf/resource.d/ocfs2
/usr/lib/ocf/resource.d/ocfs2
%changelog
* Tue Sep 15 2009 Fabio M. Di Nitto <fdinitto@redhat.com> - 1.4.2-4
- Add pcmk resource agent.
* Thu Sep 3 2009 Fabio M. Di Nitto <fdinitto@redhat.com> - 1.4.2-3
- Fix pcmk and cman Requires.