pfsense-nagios-checks/check_pf_cpu
2017-12-15 11:18:33 -06:00

34 lines
1.0 KiB
Bash

#!/bin/sh
if [ "$1" = "-w" ] && [ "$2" -gt "0" ] && [ "$3" = "-c" ] && [ "$4" -gt "0" ] ; then
warn=$2
crit=$4
IDLE=$(top -b -d2 | grep 'CPU:' | cut -d',' -f5 | cut -d'%' -f1 | cut -d'.' -f1 | sed -e 's/^[ \t]*//')||exit 3
#UTIL=`echo "100-$IDLE"| bc`
UTIL=`expr 100 - $IDLE`
#UTIL_RND=`echo "100-$IDLE"| bc | awk '{printf("%d\n",$1 + 0.5)}'`
#echo "DEBUG: IDLE:$IDLE"
#echo "DEBUG: UTIL:$UTIL"
#echo "DEBUG: UTIL_RND:$UTIL_RND"
if [ $UTIL -ge $warn ];then
if [ $UTIL -ge $crit ]; then
echo "CRITICAL - CPU Usage = $UTIL%|CPU=$UTIL;;;;"
exit 2
else
echo "WARNING - CPU Usage = $UTIL%|CPU=$UTIL;;;;"
exit 1
fi
else
echo "OK - CPU Usage = $UTIL%|CPU=$UTIL;;;;"
exit 0
fi
else
echo "check_cpu.sh - Nagios Plugin for checking CPU idle percentage "
echo ""
echo "Usage: check_pf_cpu.sh -w <warnlevel> -c <critlevel>"
exit 3
fi