51 lines
1.1 KiB
Bash
Executable File
51 lines
1.1 KiB
Bash
Executable File
#!/bin/sh
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TMP=`mktemp`
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EPOCH_HOUR_AGO=$(( $(date +%s) - 3600 ))
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exit_unknown() {
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msg="$1"
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echo "${msg}"
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exit 3
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}
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find_nagios_log() {
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# Try to locate the nagios log, fallback to messages log
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for log in /var/log/nagios/nagios.log /var/log/nagios3/nagios.log /var/spool/nagios/nagios.log \
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/usr/local/nagios/var/nagios.log
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do
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if [ -e "${log}" ]; then
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echo ${log}
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return 0
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fi
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done
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return 3
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}
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LOG=$(find_nagios_log) || exit_unknown "Unable to locate logfile for parsing"
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tail -n 1 ${LOG} &> ${TMP} || exit_unknown "Unable to parse logfile: $(cat ${TMP})"
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tail -n 2000 ${LOG} | \
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awk "BEGIN { FS=\"[\\\\[\\\\]]\" } \$2 > ${EPOCH_HOUR_AGO} {print \$0}" | \
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grep "Passive check result was received" | \
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grep -i "could not be found" | \
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sed 's/.*Passive check result was received for service //' | \
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sed 's/, but the host could not be found.*//' | \
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sort | uniq > $TMP
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LINES=`cat $TMP | wc -l`
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PERFDATA="'ghost_services'=$LINES"
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if [ $LINES -gt 0 ]; then
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echo "$LINES ghost services found in Nagios log files | $PERFDATA"
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echo ""
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cat $TMP
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rm -f $TMP
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exit 1
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fi
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echo "No ghost services found in Nagios log files | $PERFDATA"
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rm -f $TMP
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exit 0
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