#! /bin/sh
STATE_OK=0
STATE_WARNING=1
STATE_CRITICAL=2

export STATE_OK
export STATE_WARNING
export STATE_CRITICAL

testcpu() {
        RESULT=`vmstat 1 2 | tail -n 1 | awk {'print $15'}`
        RESULT=$((100 - RESULT))
        echo "Charge CPU : $RESULT Limite: $LIMIT"
        if [ "$RESULT" -ge "$LIMIT" ]; then
                 echo "STATE CRITICAL"
                 exit ${STATE_CRITICAL}
        else
            echo "LIMITE: Ok"
            exit ${STATE_OK}
        fi
}

case "$1" in

        -l)
       	LIMIT=$2
        testcpu
        shift
        ;;

        *)
        echo "Unknown argument: $1"
        echo "usage check_cpu -l LIMIT - check_cpu -l 10" 
	exit ${STATE_CRITICAL} 
        exit
        ;;
    esac