#!/bin/bash
#
# wdmd - watchdog multiplexing daemon
#
# chkconfig: 345 96 03
# description: starts and stops wdmd daemon
#


### BEGIN INIT INFO
# Provides: wdmd
# Required-Start: $time $syslog
# Required-Stop: $syslog
# Should-Start:
# Should-Stop:
# Default-Start: 3 4 5
# Default-Stop: 0 1 6
# Short-Description: starts and stops wdmd daemon
# Description: starts and stops wdmd daemon
### END INIT INFO

# Do not load RH compatibility interface.
WITHOUT_RC_COMPAT=1

# Source function library.
. /etc/init.d/functions

SERVICE=wdmd
PIDFILE=/var/run/$SERVICE/$SERVICE.pid
LOCKFILE=/var/lock/subsys/$SERVICE

# Source config.
SourceIfNotEmpty /etc/sysconfig/$SERVICE

RETVAL=0

watchdog_probe() {
	$exec --probe > /dev/null 2>&1
	retval=$?
	return $retval
}

watchdog_check() {
	watchdog_probe
	retval=$?

	if [ $retval -ne 0 ]; then
		echo -n $"Loading the softdog kernel module: "
		modprobe softdog && udevadm settle

		watchdog_probe
		retval=$?
		if [ $retval -ne 0 ]; then
			failure; echo
			return 1
		fi
		success; echo
	fi
}

start() {
	watchdog_check
	start_daemon --pidfile "$PIDFILE" --lockfile "$LOCKFILE" --expect-user root -- $SERVICE $WDMDOPTS
	RETVAL=$?
	return $RETVAL
}

stop() {
	stop_daemon --pidfile "$PIDFILE" --lockfile "$LOCKFILE" --expect-user root -- $SERVICE
	RETVAL=$?
	return $RETVAL
}

restart() {
	stop
	start
}

reload() {
	restart
}

# See how we were called.
case "$1" in
	start)
		start
		;;
	stop)
		stop
		;;
	status)
		status --pidfile "$PIDFILE" --expect-user root -- $SERVICE
		RETVAL=$?
		;;
	restart)
		restart
		;;
	reload)
		reload
		;;
	watchdog-check)
		watchdog_check
		;;
	condstop)
		if [ -e "$LOCKFILE" ]; then
			stop
		fi
		;;
	condreload)
		if [ -e "$LOCKFILE" ]; then
			reload
		fi
		;;
	condrestart)
		if [ -e "$LOCKFILE" ]; then
			restart
		fi
		;;
	*)
		echo $"Usage $0 {start|stop|status|restart|condrestart|try-restart|reload|force-reload|watchdog-check}"
		exit 2
esac
exit $?
