#!/bin/sh
#/etc/init.d/watchdog: start watchdog daemon.

### BEGIN INIT INFO
# Provides:          watchdog
# Short-Description: Start software watchdog daemon
# Required-Start:    $local_fs $remote_fs $syslog
# Required-Stop:     $local_fs $remote_fs $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
### END INIT INFO

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

test -x /usr/sbin/watchdog || exit 0

# For configuration of the init script use the file
# /etc/default/watchdog, do not edit this init script.

# Set run_watchdog to 1 to start watchdog or 0 to disable it.
run_watchdog=0

# Specify additional watchdog options here (see manpage).
watchdog_options=""

# Specify module to load
watchdog_module="none"

[ -e /etc/default/watchdog ] && . /etc/default/watchdog

NAME=watchdog
WD_NAME=wd_keepalive

DAEMON=/usr/sbin/watchdog
WD_DAEMON=/usr/sbin/wd_keepalive

case "$1" in
  start)
    if [ $run_watchdog = 1 ]
    then
    	# do we have to load a module?
	[ ${watchdog_module:-none} != "none" ] && /sbin/modprobe $watchdog_module
	# make sure that wd_keepalive is stopped
	echo -n "Stopping watchdog keepalive daemon: "
        if start-stop-daemon --stop --quiet \
            --pidfile  /var/run/$WD_NAME.pid
        then
            echo wd_keepalive.
        else
            echo
        fi

	echo -n "Starting watchdog daemon: "
	if start-stop-daemon --start --quiet \
	    --exec $DAEMON -- $watchdog_options
	then
	    echo watchdog.
	else
	    echo
	fi
    fi
    ;;

  stop)
    if [ $run_watchdog = 1 ]
    then
	echo -n "Stopping watchdog daemon: "
	if start-stop-daemon --stop --quiet \
	    --pidfile /var/run/$NAME.pid
	then
	    echo watchdog.

	    # make sure that wd_keepalive is started
	    echo -n "Starting watchdog keepalive daemon: "
            if start-stop-daemon --start --quiet \
		--exec $WD_DAEMON -- $watchdog_options
            then
		echo wd_keepalive.
            else
		echo
            fi
	else
	    echo
	fi
    fi
    ;;

  restart)
    $0 force-reload
    ;;

  force-reload)
    if [ $run_watchdog = 0 ]; then exit 0; fi
    echo -n "Restarting $NAME daemon."
    start-stop-daemon --stop --quiet --pidfile /var/run/$NAME.pid
    echo -n "."
    sleep 5
    echo -n "."
    if start-stop-daemon --start --quiet --pidfile /var/run/$NAME.pid \
	--exec $DAEMON -- $watchdog_options
    then
	echo "done."
    else
	echo
    fi
    ;;

  *)
    echo "Usage: /etc/init.d/watchdog {start|stop|restart|force-reload}"
    exit 1

esac

exit 0
