terom@27: #! /bin/sh
terom@27: ### BEGIN INIT INFO
terom@27: # Provides:          fixbot-nexus
terom@27: # Required-Start:    $remote_fs
terom@27: # Required-Stop:     $remote_fs
terom@27: # Default-Start:     2 3 4 5
terom@27: # Default-Stop:      0 1 6
terom@27: # Short-Description: FixBot Nexus component
terom@27: # Description:       Acts as the IRC bot, and provides an API server that other components may connect to 
terom@27: ### END INIT INFO
terom@27: 
terom@27: # Author: Tero Marttila <terom@fixme.fi>
terom@27: 
terom@27: # Do NOT "set -e"
terom@27: 
terom@27: # PATH should only include /usr/* if it runs after the mountnfs.sh script
terom@27: PATH=/sbin:/usr/sbin:/bin:/usr/bin
terom@27: 
terom@27: # fixbot stuff
terom@27: FIXBOT_NAME=fixbot-nexus
terom@27: # what plugin to run
terom@27: TWISTD_PLUGIN=fixbot_nexus
terom@27: DESC="FixBot Nexus component"
terom@27: PIDFILE=/var/run/$FIXBOT_NAME.pid
terom@27: SCRIPTNAME=/etc/init.d/$FIXBOT_NAME
terom@27: # custom arguments to twistd(1)
terom@27: TWISTD_ARGS=
terom@27: # custom arguments to fixbot, see `twistd fixbot_nexus --help`
terom@27: FIXBOT_ARGS=
terom@27: 
terom@27: 
terom@27: # twistd stuff
terom@27: DAEMON_NAME=twistd
terom@27: DAEMON=/usr/bin/$DAEMON_NAME
terom@27: 
terom@27: # Exit if the package is not installed
terom@27: [ -x "$DAEMON" ] || exit 0
terom@27: 
terom@27: # Read configuration variable file if it is present
terom@27: [ -r /etc/default/$FIXBOT_NAME ] && . /etc/default/$FIXBOT_NAME
terom@27: 
terom@27: # what arguments we run with
terom@27: DAEMON_ARGS="--pidfile=$PIDFILE $TWISTD_ARGS $TWISTD_PLUGIN $FIXBOT_ARGS"
terom@27: 
terom@27: # Load the VERBOSE setting and other rcS variables
terom@27: . /lib/init/vars.sh
terom@27: 
terom@27: # Define LSB log_* functions.
terom@27: # Depend on lsb-base (>= 3.0-6) to ensure that this file is present.
terom@27: . /lib/lsb/init-functions
terom@27: 
terom@27: #
terom@27: # Function that starts the daemon/service
terom@27: #
terom@27: do_start()
terom@27: {
terom@27: 	# Return
terom@27: 	#   0 if daemon has been started
terom@27: 	#   1 if daemon was already running
terom@27: 	#   2 if daemon could not be started
terom@27: 	start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON --test > /dev/null \
terom@27: 		|| return 1
terom@27: 	start-stop-daemon --start --quiet --pidfile $PIDFILE --exec $DAEMON -- \
terom@27: 		$DAEMON_ARGS \
terom@27: 		|| return 2
terom@27: 	# Add code here, if necessary, that waits for the process to be ready
terom@27: 	# to handle requests from services started subsequently which depend
terom@27: 	# on this one.  As a last resort, sleep for some time.
terom@27: }
terom@27: 
terom@27: #
terom@27: # Function that stops the daemon/service
terom@27: #
terom@27: do_stop()
terom@27: {
terom@27: 	# Return
terom@27: 	#   0 if daemon has been stopped
terom@27: 	#   1 if daemon was already stopped
terom@27: 	#   2 if daemon could not be stopped
terom@27: 	#   other if a failure occurred
terom@27: 	start-stop-daemon --stop --quiet --retry=TERM/30/KILL/5 --pidfile $PIDFILE --name $DAEMON_NAME
terom@27: 	RETVAL="$?"
terom@27: 	[ "$RETVAL" = 2 ] && return 2
terom@27: 	# Wait for children to finish too if this is a daemon that forks
terom@27: 	# and if the daemon is only ever run from this initscript.
terom@27: 	# If the above conditions are not satisfied then add some other code
terom@27: 	# that waits for the process to drop all resources that could be
terom@27: 	# needed by services started subsequently.  A last resort is to
terom@27: 	# sleep for some time.
terom@27: 	start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 --exec $DAEMON
terom@27: 	[ "$?" = 2 ] && return 2
terom@27: 	# Many daemons don't delete their pidfiles when they exit.
terom@27: 	rm -f $PIDFILE
terom@27: 	return "$RETVAL"
terom@27: }
terom@27: 
terom@27: #
terom@27: # Function that sends a SIGHUP to the daemon/service
terom@27: #
terom@27: do_reload() {
terom@27: 	#
terom@27: 	# If the daemon can reload its configuration without
terom@27: 	# restarting (for example, when it is sent a SIGHUP),
terom@27: 	# then implement that here.
terom@27: 	#
terom@27: 	start-stop-daemon --stop --signal 1 --quiet --pidfile $PIDFILE --name $NAME_DAEMON
terom@27: 	return 0
terom@27: }
terom@27: 
terom@27: case "$1" in
terom@27:   start)
terom@27: 	[ "$VERBOSE" != no ] && log_daemon_msg "Starting $DESC" "$FIXBOT_NAME"
terom@27: 	do_start
terom@27: 	case "$?" in
terom@27: 		0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
terom@27: 		2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
terom@27: 	esac
terom@27: 	;;
terom@27:   stop)
terom@27: 	[ "$VERBOSE" != no ] && log_daemon_msg "Stopping $DESC" "$FIXBOT_NAME"
terom@27: 	do_stop
terom@27: 	case "$?" in
terom@27: 		0|1) [ "$VERBOSE" != no ] && log_end_msg 0 ;;
terom@27: 		2) [ "$VERBOSE" != no ] && log_end_msg 1 ;;
terom@27: 	esac
terom@27: 	;;
terom@27:   #reload|force-reload)
terom@27: 	#
terom@27: 	# If do_reload() is not implemented then leave this commented out
terom@27: 	# and leave 'force-reload' as an alias for 'restart'.
terom@27: 	#
terom@27: 	#log_daemon_msg "Reloading $DESC" "$NAME"
terom@27: 	#do_reload
terom@27: 	#log_end_msg $?
terom@27: 	#;;
terom@27:   restart|force-reload)
terom@27: 	#
terom@27: 	# If the "reload" option is implemented then remove the
terom@27: 	# 'force-reload' alias
terom@27: 	#
terom@27: 	log_daemon_msg "Restarting $DESC" "$FIXBOT_NAME"
terom@27: 	do_stop
terom@27: 	case "$?" in
terom@27: 	  0|1)
terom@27: 		do_start
terom@27: 		case "$?" in
terom@27: 			0) log_end_msg 0 ;;
terom@27: 			1) log_end_msg 1 ;; # Old process is still running
terom@27: 			*) log_end_msg 1 ;; # Failed to start
terom@27: 		esac
terom@27: 		;;
terom@27: 	  *)
terom@27: 	  	# Failed to stop
terom@27: 		log_end_msg 1
terom@27: 		;;
terom@27: 	esac
terom@27: 	;;
terom@27:   *)
terom@27: 	#echo "Usage: $SCRIPTNAME {start|stop|restart|reload|force-reload}" >&2
terom@27: 	echo "Usage: $SCRIPTNAME {start|stop|restart|force-reload}" >&2
terom@27: 	exit 3
terom@27: 	;;
terom@27: esac
terom@27: 
terom@27: :