#! /bin/sh
# Gerbera init script
#
# Based off old mediatomb init script written by:
#  Tor Krill <tor@excito.com>,
#  Leonhard Wimmer <leo@mediatomb.cc>,
#  Andres Mejia <mcitadel@gmail.com>

### BEGIN INIT INFO
# Provides:          gerbera
# Required-Start:    $remote_fs $network $syslog
# Required-Stop:     $remote_fs $network $syslog
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: Run the Gerbera UPnP media server
# Description:       Run the Gerbera UPnP media server
### END INIT INFO

DESC="Gerbera UPnP media server"
NAME=gerbera
GERBERA_CONFIG=/etc/gerbera/config.xml

PATH=/usr/sbin:/usr/bin:/sbin:/bin
DAEMON=/usr/bin/$NAME
PIDFILE=/var/run/$NAME.pid
LOGFILE=/var/log/$NAME.log
SCRIPTNAME=/etc/init.d/$NAME

# Exit if the package is not installed
[ -x "$DAEMON" ] || exit 0

# Load the VERBOSE setting and other rcS variables
[ -f /etc/default/rcS ] && . /etc/default/rcS

# Define LSB log_* functions.
# Depend on lsb-base (>= 3.0-6) to ensure that this file is present.
. /lib/lsb/init-functions

DAEMON_ARGS="-c $GERBERA_CONFIG -l $LOGFILE"

#
#       Function that starts the daemon/service.
#
do_start() {
	# Return
	#   0 if daemon has been started
	#   1 if daemon was already running
	#   2 if daemon could not be started
	touch $LOGFILE
	chmod 640 $LOGFILE
	chown gerbera:adm $LOGFILE
	start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON \
		--test > /dev/null \
		|| return 1
	start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON \
		--chuid gerbera:gerbera \
		--background --make-pidfile -- $DAEMON_ARGS \
		|| return 2
}

#
#       Function that stops the daemon/service.
#
do_stop() {
	# Return
	#   0 if daemon has been stopped
	#   1 if daemon was already stopped
	#   2 if daemon could not be stopped
	#   other if a failure occurred
	start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 \
		--pidfile $PIDFILE --remove-pidfile --name $NAME
	RETVAL="$?"
	[ "$RETVAL" = 2 ] && return 2
	rm -f $PIDFILE
	return "$RETVAL"
}

#
#       Function that sends a SIGHUP to the daemon/service.
#
do_reload() {
	start-stop-daemon --stop --signal 1 --quiet --pidfile $PIDFILE --name $NAME
	return 0
}

case "$1" in
  start)
	log_daemon_msg "Starting $DESC" "$NAME"
	do_start
	case "$?" in
		0) log_end_msg 0 ;;
		1) log_warning_msg "$DESC" "'$NAME'" "was already started" ;;
		2) log_end_msg 1 ;;
	esac
	;;
  stop)
	log_daemon_msg "Stopping $DESC" "$NAME"
	do_stop
	case "$?" in
		0) log_end_msg 0 ;;
		1) log_warning_msg "$DESC" "'$NAME'" "was already stopped" ;;
		2) log_end_msg 1 ;;
	esac
	;;
  status)
	status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $?
	;;
  reload|force-reload)
	log_daemon_msg "Reloading $DESC" "$NAME"
	do_reload
	log_end_msg $?
  	;;
  restart)
	log_daemon_msg "Restarting $DESC" "$NAME"
	do_stop
	case "$?" in
	  0|1)
		sleep 1
		do_start
		case "$?" in
			0) log_end_msg 0 ;;
			1) log_end_msg 1 ;; # Old process is still running
			*) log_end_msg 1 ;; # Failed to start
		esac
		;;
	  *)
		# Failed to stop
		log_end_msg 1
		;;
	esac
	;;
  *)
	echo "Usage: $SCRIPTNAME {start|stop|status|restart|reload|force-reload}" >&2
	exit 3
	;;
esac

:
