Page MenuHomeClusterLabs Projects
Files F1842139

No OneTemporary
Actions

View Options

diff --git a/heartbeat/OMD b/heartbeat/OMD
new file mode 100644
index 000000000..1d92d6084
--- /dev/null
+++ b/heartbeat/OMD
@@ -0,0 +1,184 @@
+#!/bin/sh
+#
+# OMD (Open Monitoring Distribution) OCF RA.
+# Checks the status of a given OMD site.
+#
+# - Use in a Pacemaker/DRBD environment for OMD -
+# for more information see http://blog.simon-meggle.de
+# Copyright 2011 (C) by Simon Meggle
+#
+#
+# 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.
+#
+
+#######################################################################
+# Initialization:
+
+. ${OCF_ROOT}/resource.d/heartbeat/.ocf-shellfuncs
+
+# OMD binary
+OMD=`which omd`
+
+# If only your active Node runs OMD sites, change OMDDATA directly to the
+# mount point /mnt/omddata. This ensures that DRBD is mounted before trying
+# to start any clustered OMD site.
+# Otherwise, if your cluster should also run a OMD site on the inactive node to
+# monitor OMD sites on the active node, you need OMDDATA set to /opt/omd. Symlinks
+# within this directory will point to another directory.
+OMDDATA='/opt/omd'
+#OMDDATA='/mnt/omddata'
+
+#######################################################################
+
+meta_data() {
+ cat <<END
+<?xml version="1.0"?>
+<!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
+<resource-agent name="OMD" version="0.1">
+<version>0.1</version>
+
+<longdesc lang="en">
+This is a Resource Agent for managing OMD (Open Monitoring Distribution, www.omdistro.org) sites.
+</longdesc>
+<shortdesc lang="en">OMD resource agent</shortdesc>
+
+<parameters>
+
+<parameter name="site" unique="1" required="1">
+<longdesc lang="en">
+Name of the OMD site to check.
+</longdesc>
+<shortdesc lang="en">
+OMD Site name
+</shortdesc>
+<content type="string" />
+</parameter>
+
+</parameters>
+
+<actions>
+<action name="start" timeout="30" />
+<action name="stop" timeout="30" />
+<action name="monitor" timeout="10" interval="10" depth="0" start-delay="0" />
+<action name="reload" timeout="15" />
+<action name="meta-data" timeout="5" />
+<action name="validate-all" timeout="5" />
+</actions>
+</resource-agent>
+END
+}
+
+#######################################################################
+
+# don't exit on TERM, to test that lrmd makes sure that we do exit
+trap sigterm_handler TERM
+sigterm_handler() {
+ ocf_log info "They use TERM to bring us down. No such luck."
+ return
+}
+
+omd_usage() {
+ cat <<END
+usage: $0 {start|stop|monitor|validate-all|meta-data}
+
+Expects to have a fully populated OCF RA-compliant environment set.
+END
+}
+
+omd_start() {
+ omd_monitor
+ if [ $? = $OCF_SUCCESS ]; then
+ return $OCF_SUCCESS
+ fi
+ ocf_log info "Starting OMD site ${OCF_RESKEY_site}..."
+ $OMD start $OCF_RESKEY_site
+}
+
+omd_stop() {
+ omd_monitor
+ ocf_log info "Stopping OMD site ${OCF_RESKEY_site}..."
+ $OMD stop $OCF_RESKEY_site
+ return $OCF_SUCCESS
+}
+
+omd_monitor() {
+# Precondition: check if OMD directories are present (/opt/omd).
+# Otherwise, OMD would never run.
+
+if [ ! -d "${OMDDATA}/apache" ] || [ ! -d "$OMDDATA/sites" ] || [ ! -d "${OMDDATA}/versions" ] ; then
+ ocf_log err "${OMDDATA} is not mounted on this node / OMD is not running."
+ return ${OCF_NOT_RUNNING}
+else
+ if [ ! -f ${OMD} ] ; then
+ ocf_log err "Cannot find OMD binary ${OMD}!"
+ return ${OCF_ERR_GENERIC}
+ else
+ STATE=`${OMD} status ${OCF_RESKEY_site} | grep "Overall state"`
+ case ${STATE} in
+ "Overall state: running") ocf_log debug "OMD site ${OCF_RESKEY_site} is running properly."
+ return ${OCF_SUCCESS}
+ ;;
+ "Overall state: stopped") ocf_log debug "OMD site ${OCF_RESKEY_site} is stopped."
+ return ${OCF_NOT_RUNNING}
+ ;;
+ "Overall state: partially running") ocf_log err "ERROR: OMD site ${OCF_RESKEY_site} is running only partially!"
+ return ${OCF_ERR_GENERIC}
+ ;;
+ *) ocf_log err "ERROR: State of OMD site ${OCF_RESKEY_site} is unknown!"
+ return ${OCF_ERR_GENERIC}
+ esac
+ fi
+fi
+}
+
+omd_validate() {
+ if [ ! -f ${OMD} ] ; then
+ ocf_log err "Cannot find OMD binary ${OMD}!"
+ return ${OCF_ERR_GENERIC}
+ else
+ return $OCF_SUCCESS
+ fi
+}
+
+: ${OCF_RESKEY_CRM_meta_interval=0}
+: ${OCF_RESKEY_CRM_meta_globally_unique:="true"}
+
+case $__OCF_ACTION in
+meta-data) meta_data
+ exit $OCF_SUCCESS
+ ;;
+start) omd_start;;
+stop) omd_stop;;
+monitor) omd_monitor;;
+reload) ocf_log err "Reloading..."
+ omd_start
+ ;;
+validate-all) omd_validate;;
+usage|help) omd_usage
+ exit $OCF_SUCCESS
+ ;;
+*) omd_usage
+ exit $OCF_ERR_UNIMPLEMENTED
+ ;;
+esac
+rc=$?
+ocf_log debug "${OCF_RESOURCE_INSTANCE} $__OCF_ACTION : $rc"
+exit $rc
+

File Metadata

Mime Type
text/x-diff
Expires
Sat, Nov 23, 12:38 PM (22 h, 55 m)
Storage Engine
blob
Storage Format
Raw Data
Storage Handle
1005611
Default Alt Text
(5 KB)

Event Timeline