check_sensors

#! /bin/bash
#
# This is a modified version of what is provided by community.
#

PATH=/bin:/sbin:/usr/bin:/usr/sbin:/usr/local/bin:/usr/local/sbin

PROGNAME=`basename $0`
PROGPATH=`echo $0 | sed -e 's,[\\/][^\\/][^\\/]*$,,'`
REVISION="1.5"

. $PROGPATH/utils.sh


print_usage() {
    echo "Usage: $PROGNAME" [--ignore-fault]
}

print_help() {
    print_revision $PROGNAME $REVISION
    echo ""
    print_usage
    echo ""
    echo "This plugin checks hardware status using the lm_sensors package."
    echo ""
    support
    exit $STATE_OK
}

case "$1" in
    --help)
        print_help
        exit $STATE_OK
        ;;
    -h)
        print_help
        exit $STATE_OK
        ;;
    --version)
        print_revision $PROGNAME $REVISION
        exit $STATE_OK
        ;;
    -V)
        print_revision $PROGNAME $REVISION
        exit $STATE_OK
        ;;
    *)
        if [ -f /etc/os-release ]; then
            if grep "Amazon Linux AMI" /etc/os-release >/dev/null 2>/dev/null; then
                echo "Not Applicable - you are running Amazon Linux"
                exit $STATE_OK
            fi
        fi

        sensordata=`sensors 2>&1`
        status=$?
        if test ${status} -eq 127; then
            text="SENSORS UNKNOWN - command not found (did you install lmsensors?)"
            exit=$STATE_UNKNOWN
        elif echo "${sensordata}" | grep -i 'No sensors found' >/dev/null; then
            text="No sensors found!"
            exit=$STATE_OK
        elif test ${status} -ne 0; then
            text="WARNING - sensors returned state $status"
            exit=$STATE_WARNING
        elif echo ${sensordata} | egrep ALARM > /dev/null; then
            text="SENSOR CRITICAL - Sensor alarm detected!"
            exit=$STATE_CRITICAL
        elif echo ${sensordata} | egrep FAULT > /dev/null \
            && test "$1" != "-i" -a "$1" != "--ignore-fault"; then
            text="SENSOR UNKNOWN - Sensor reported fault"
            exit=$STATE_UNKNOWN
        else
            text="SENSORS OK"
            exit=$STATE_OK
        fi

        echo "$text"
        if test "$1" = "-v" -o "$1" = "--verbose"; then
            echo ${sensordata}
        fi
        exit $exit
        ;;
esac