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nagios-plugins/check_time/check_time.sh
2012-03-12 16:03:21 +00:00

104 lines
1.7 KiB
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Executable File

#!/bin/sh
export PATH=$PATH:/usr/lib/nagios/plugins/:/usr/lib64/nagios/plugins/
# Nagios exit codes
OK=0
WARN=1
CRIT=2
UNKNOWN=3
# Default warning thresholds
warning=60
critical=86400
print_help() {
echo "check_time version $VERSION"
echo "This plugin checks the time of a remote host via NRPE"
echo ""
echo "Usage: $0 -H <host> [-w seconds] [-c seconds]"
echo ""
echo "Example: check time of host examplehost, warn if time difference is"
echo "more than 60 seconds, critical if difference is more than 86400 seconds"
echo "# check_time -H examplehost -w 60 -c 86400"
}
if [ $# -eq 0 ]; then
print_help ;
exit $UNKNOWN
fi
# Parse arguments
while [ $# -gt 0 ]
do
case $1
in
-H)
hostaddress=$2
shift 2
;;
-w)
warning=$2
shift 2
;;
-c)
critical=$2
shift 2
;;
*)
print_help ;
exit $UNKNOWN
;;
esac
done
LOCALTIME=`/bin/date +%s`
REMOTETIME=`check_nrpe -H $hostaddress -c get_time 2>&1`
RESULT=$?
if [ $RESULT -gt 0 ]; then
echo "Unknown - Could not execute check_nrpe"
echo "Error was:"
echo $REMOTETIME
exit 3
fi
for i in $warning $critical ; do
if [ ! $i -ge 0 ]; then
echo "$i is not a valid value. Should be in seconds. See --help for usage."
exit $UNKNOWN
fi
done
DIFF=$(echo $LOCALTIME-$REMOTETIME | bc )
if [ $DIFF -lt 0 ]; then
DIFF=$(echo $DIFF*-1|bc)
fi
RESULT="timedrift=$DIFF seconds | timedrift=${DIFF}s;$warning;$critical"
if [ $DIFF -gt $critical ]; then
echo "CRITICAL - $RESULT"
exit $CRIT
fi
if [ $DIFF -gt $warning ]; then
echo "WARNING - $RESULT"
exit $WARN
fi
echo "OK - $RESULT"
exit 0