#! /bin/sh
### BEGIN INIT INFO
# Provides:          tabellio-preview
# Required-Start:    $local_fs $network
# Required-Stop:     $local_fs $network
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Start/stop Tabellio preview server
### END INIT INFO

PATH=/usr/local/sbin:/usr/local/bin:/sbin:/bin:/usr/sbin:/usr/bin
DESC="Tabellio Preview Server"
NAME=tabellio-preview
DAEMON=/usr/sbin/preview_server
PIDFILE=/var/run/$NAME.pid
SCRIPTNAME=/etc/init.d/$NAME
TABELLIO_USER=tabellio

# Gracefully exit if the package has been removed.
test -x $DAEMON || exit 0

# Read config file if it is present.
if [ -r /etc/default/$NAME ]
then
	. /etc/default/$NAME
fi

#
#	Function that starts the daemon/service.
#
d_start() {
	touch $PIDFILE
	chown $TABELLIO_USER $PIDFILE
	su $TABELLIO_USER -c "$DAEMON --pid $PIDFILE"
}

#
#	Function that stops the daemon/service.
#
d_stop() {
	start-stop-daemon --stop --quiet --pidfile $PIDFILE
}

#
#	Function that sends a SIGHUP to the daemon/service.
#
d_reload() {
	start-stop-daemon --stop --quiet --pidfile $PIDFILE \
		--make-pidfile --background --signal 1
}

case "$1" in
  start)
	echo -n "Starting $DESC: $NAME"
	d_start
	echo "."
	;;
  stop)
	echo -n "Stopping $DESC: $NAME"
	d_stop
	echo "."
	;;
  restart|force-reload)
	echo -n "Restarting $DESC: $NAME"
	d_stop
	sleep 1
	d_start
	echo "."
	;;
  *)
	echo "Usage: $SCRIPTNAME {start|stop|restart|force-reload}" >&2
	exit 1
	;;
esac

exit 0
