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#!/bin/sh
#
# SystemHealth OCF RA.
#
# Copyright (c) 2009 International Business Machines (IBM), Mark Hamzy
# 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.
#
#######################################################################
# Initialization:
: ${OCF_FUNCTIONS=${OCF_ROOT}/resource.d/heartbeat/.ocf-shellfuncs}
. ${OCF_FUNCTIONS}
: ${__OCF_ACTION=$1}
#######################################################################
meta_data() {
cat <<END
<?xml version="1.0"?>
<!DOCTYPE resource-agent SYSTEM "ra-api-1.dtd">
<resource-agent name="SystemHealth" version="0.1">
<version>1.0</version>
<longdesc lang="en">
This is a SystemHealth Resource Agent. It is used to monitor
the health of a system via IPMI.
</longdesc>
<shortdesc lang="en">SystemHealth resource agent</shortdesc>
<parameters>
</parameters>
<actions>
<action name="start" timeout="20" />
<action name="stop" timeout="20" />
<action name="monitor" timeout="20" />
<action name="reload" timeout="20" />
<action name="meta-data" timeout="5" />
<action name="validate-all" timeout="20" />
</actions>
</resource-agent>
END
}
#######################################################################
SystemHealth_usage() {
cat <<END
usage: $0 {start|stop|monitor|validate-all|meta-data}
Expects to have a fully populated OCF RA-compliant environment set.
END
}
SystemHealth_check_tools() {
which servicelog_notify > /dev/null 2>&1
RC=$?
if [ $RC != 0 ]; then
ocf_log err "servicelog_notify not found!"
return $OCF_ERR_INSTALLED
fi
which ipmiservicelogd > /dev/null 2>&1
RC=$?
if [ $RC != 0 ]; then
ocf_log err "ipmiservicelogd not found!"
return $OCF_ERR_INSTALLED
fi
test -x $OCF_RESKEY_program
RC=$?
if [ $RC != 0 ]; then
ocf_log err "$OCF_RESKEY_program not found!"
return $OCF_ERR_INSTALLED
fi
}
SystemHealth_start() {
SystemHealth_monitor
RC=$?
if [ $RC = $OCF_ERR_GENERIC ]; then
return $OCF_ERR_GENERIC
elif [ $RC = $OCF_SUCCESS ]; then
ocf_log warn "starting an already started SystemHealth"
return $OCF_SUCCESS
fi
service ipmi start > /dev/null 2>&1
RC=$?
if [ $RC != 0 ]; then
ocf_log err "Could not start service IPMI!"
return $OCF_ERR_GENERIC
fi
ipmiservicelogd smi 0 > /dev/null 2>&1 &
RC=$?
if [ $RC != 0 ]; then
ocf_log err "Could not start ipmiservicelogd!"
return $OCF_ERR_GENERIC
fi
servicelog_notify --add --type=EVENT --command="$OCF_RESKEY_program" --method=num_arg --match='type=4' > /dev/null 2>&1
RC=$?
if [ $RC != 0 ]; then
ocf_log err "servicelog_notify register handler failed!"
return $OCF_ERR_GENERIC
fi
return $OCF_SUCCESS
}
SystemHealth_stop() {
SystemHealth_monitor
RC=$?
if [ $RC = $OCF_ERR_GENERIC ]; then
return $OCF_ERR_GENERIC
elif [ $RC = $OCF_SUCCESS ]; then
killall ipmiservicelogd
RC1=$?
if [ $RC1 != 0 ]; then
ocf_log err "Could not stop ipmiservicelogd!"
fi
servicelog_notify --remove --command="$OCF_RESKEY_program" > /dev/null 2>&1
RC2=$?
if [ $RC2 != 0 ]; then
ocf_log err "servicelog_notify remove handler failed!"
fi
if [ $RC1 = 0 -a $RC2 = 0 ]; then
return $OCF_SUCCESS
else
return $OCF_ERR_GENERIC
fi
elif [ $RC = $OCF_NOT_RUNNING ]; then
ocf_log warn "stopping an already stopped SystemHealth"
return $OCF_SUCCESS
else
ocf_log err "SystemHealth_stop: should not be here!"
return $OCF_ERR_GENERIC
fi
}
SystemHealth_monitor() {
# Monitor _MUST!_ differentiate correctly between running
# (SUCCESS), failed (ERROR) or _cleanly_ stopped (NOT RUNNING).
# That is THREE states, not just yes/no.
if [ ! -f /var/run/ipmiservicelogd.pid0 ]; then
ocf_log debug "ipmiservicelogd is not running!"
return $OCF_NOT_RUNNING
fi
ps -p `cat /var/run/ipmiservicelogd.pid0` > /dev/null 2>&1
RC=$?
if [ $RC != 0 ]; then
ocf_log debug "ipmiservicelogd's pid `cat /var/run/ipmiservicelogd.pid0` is not running!"
rm /var/run/ipmiservicelogd.pid0
return $OCF_ERR_GENERIC
fi
servicelog_notify --list --command="$OCF_RESKEY_program" > /dev/null 2>&1
RC=$?
if [ $RC = 0 ]; then
return $OCF_SUCCESS
else
return $OCF_NOT_RUNNING
fi
}
SystemHealth_validate() {
SystemHealth_check_tools
RC=$?
if [ $RC != 0 ]; then
return $RC
fi
return $OCF_SUCCESS
}
: ${OCF_RESKEY_program=/usr/sbin/notifyServicelogEvent}
case $__OCF_ACTION in
meta-data) meta_data
exit $OCF_SUCCESS
;;
usage|help) SystemHealth_usage
exit $OCF_SUCCESS
;;
esac
SystemHealth_check_tools
RC=$?
if [ $RC != 0 ]; then
case $__OCF_ACTION in
stop) exit $OCF_SUCCESS;;
*) exit $RC;;
esac
fi
case $__OCF_ACTION in
start) SystemHealth_start;;
stop) SystemHealth_stop;;
monitor) SystemHealth_monitor;;
reload) ocf_log info "Reloading..."
SystemHealth_start
;;
validate-all) ;;
*) SystemHealth_usage
exit $OCF_ERR_UNIMPLEMENTED
;;
esac
rc=$?
ocf_log debug "${OCF_RESOURCE_INSTANCE} $__OCF_ACTION : $rc"
exit $rc

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