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