check_sensors: Use symbolic exit codes

Specify the exit codes by using the constants from utils.sh.

plugins-scripts/check_sensors.sh

@@ -21,25 +21,25 @@ print_help() {
 	echo "This plugin checks hardware status using the lm_sensors package."
 	echo ""
 	support
-	exit 0
+	exit $STATE_OK
 }
 
 case "$1" in
 	--help)
 		print_help
-		exit 0
+		exit $STATE_OK
 		;;
 	-h)
 		print_help
-		exit 0
+		exit $STATE_OK
 		;;
 	--version)
 		print_revision $PROGNAME $REVISION
-		exit 0
+		exit $STATE_OK
 		;;
 	-V)
 		print_revision $PROGNAME $REVISION
-		exit 0
+		exit $STATE_OK
 		;;
 	*)
 		sensordata=`sensors 2>&1`
@@ -49,20 +49,20 @@ case "$1" in
 		fi
 		if test ${status} -eq 127; then
 			echo "SENSORS UNKNOWN - command not found (did you install lmsensors?)"
-			exit -1
+			exit $STATE_UNKNOWN
 		elif test ${status} -ne 0; then
 			echo "WARNING - sensors returned state $status"
-			exit 1
+			exit $STATE_WARNING
 		fi
 		if echo ${sensordata} | egrep ALARM > /dev/null; then
 			echo SENSOR CRITICAL - Sensor alarm detected!
-			exit 2
+			exit $STATE_CRITICAL
 		elif echo ${sensordata} | egrep FAULT > /dev/null \
 		    && test "$1" != "-i" -a "$1" != "--ignore-fault"; then
 			echo SENSOR UNKNOWN - Sensor reported fault
-			exit 3
+			exit $STATE_UNKNOWN
 		fi
 		echo sensor ok
-		exit 0
+		exit $STATE_OK
 		;;
 esac