Initial commit
Benjamin Renard commited on 2011-10-26 16:19:19
Showing 1 changed files, with 138 additions and 0 deletions.
- check_heartbeat 0000000..438ecbb
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+#!/bin/bash |
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+# Author: Benjamin Renard |
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+# Date: 2011-10-26 |
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+# Description: Nagios check plugin to test Linux HA cluster |
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+# status using cl_status |
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+ |
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+# Get program path |
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+REVISION=1.0 |
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+PROGNAME=`/usr/bin/basename $0` |
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+PROGPATH=`echo $0 | /bin/sed -e 's,[\\/][^\\/][^\\/]*$,,'` |
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+ |
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+NODE_NAME=`uname -n` |
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+CL_ST='/usr/bin/cl_status' |
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+ |
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+WARNING_NUMBER_PING_NODE=1 |
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+ |
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+if [ -f $PROGPATH/utils.sh ] |
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+then |
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+ .$PROGPATH/utils.sh |
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+elif [ -f /usr/lib/nagios/plugins/utils.sh ] |
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+then |
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+ . /usr/lib/nagios/plugins/utils.sh |
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+else |
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+ echo "Can't find utils.sh" |
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+ exit 3 |
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+fi |
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+ |
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+function usage {
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+ echo "Nagios plugin to test heartbeat status using cl_status |
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+ |
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+Usage: $0 [-h|--help] [-v|--version] |
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+ --help -h Print this help information |
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+ --version -v Print version of plugin |
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+" |
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+} |
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+ |
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+case "$1" in |
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+ --help | -h) |
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+ print_revision $PROGNAME $REVISION |
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+ echo |
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+ usage |
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+ echo |
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+ support |
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+ exit $STATE_OK |
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+ ;; |
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+ --version | -v) |
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+ print_revision $PROGNAME $REVISION |
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+ exit $STATE_OK |
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+ ;; |
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+esac |
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+ |
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+$CL_ST hbstatus > /dev/null |
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+res=$? |
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+if [ $res -ne 0 ] |
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+then |
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+ echo "CRITICAL: Heartbeat is not running on this node" |
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+ exit $CRITICAL |
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+fi |
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+ |
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+NODES=`$CL_ST listnodes` |
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+ |
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+PERF_DATA="" |
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+ |
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+NODE_COUNT=0 |
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+NODE_ACTIVE=0 |
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+PING_COUNT=0 |
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+PING_ACTIVE=0 |
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+LINK_DOWN=0 |
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+for node in $NODES |
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+do |
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+ if [ "$node" == "$NODE_NAME" ] |
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+ then |
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+ let NODE_COUNT=NODE_COUNT+1 |
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+ let NODE_ACTIVE=NODE_ACTIVE+1 |
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+ continue |
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+ fi |
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+ type=$( $CL_ST nodetype $node ) |
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+ status=`$CL_ST nodestatus $node` |
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+ res=$? |
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+ case "$type" in |
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+ normal) |
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+ link=0 |
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+ link_up=0 |
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+ let NODE_COUNT=NODE_COUNT+1 |
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+ if [ "$status" == "active" ] |
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+ then |
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+ let NODE_ACTIVE=NODE_ACTIVE+1 |
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+ fi |
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+ for link in $( $CL_ST listhblinks $node ) |
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+ do |
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+ let link_count=link_count+1 |
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+ status=$( $CL_ST hblinkstatus $node $link ) |
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+ if [ "$status" == "up" ] |
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+ then |
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+ let link_up=link_up+1 |
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+ else |
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+ let LINK_DOWN=LINK_DOWN+1 |
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+ fi |
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+ done |
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+ let warn=link_count-1 |
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+ PERF_DATA="$PERF_DATA linkup_$node:$link_up;$warn;0;0;$link_count" |
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+ ;; |
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+ ping) |
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+ let PING_COUNT=PING_COUNT+1 |
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+ if [ "$status" == "ping" ] |
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+ then |
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+ let PING_ACTIVE=PING_ACTIVE+1 |
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+ fi |
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+ ;; |
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+ esac |
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+done |
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+ |
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+PERF_DATA="$PERF_DATA ping_active:$PING_ACTIVE;$WARNING_NUMBER_PING_NODE;0;0;$PING_COUNT" |
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+ |
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+let warn=NODE_COUNT-1 |
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+PERF_DATA="$PERF_DATA node_active:$NODE_ACTIVE;$warn;0;0;$NODE_COUNT" |
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+ |
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+msg="$NODE_ACTIVE/$NODE_COUNT heartbeat node(s) active(s)" |
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+if [ $NODE_ACTIVE -eq 0 ] |
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+then |
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+ echo "CRITICAL : $msg |$PERF_DATA" |
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+ exit $STATE_CRITICAL |
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+elif [ $NODE_ACTIVE -ne $NODE_COUNT ] |
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+then |
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+ echo "WARNING : $msg |$PERF_DATA" |
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+ exit $STATE_WARNING |
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+elif [ $LINK_DOWN -ne 0 ] |
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+then |
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+ echo "WARNING : $msg but all link are not up |$PERF_DATA" |
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+ exit $STATE_WARNING |
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+elif [ $PING_ACTIVE -le $WARNING_NUMBER_PING_NODE ] |
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+then |
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+ echo "WARNING : $msg but only $PING_ACTIVE ping node(s) up |$PERF_DATA" |
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+ exit $STATE_WARNING |
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+else |
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+ echo "OK : $msg |$PERF_DATA" |
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+ exit $STATE_OK |
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+fi |
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