pymultimonaprs.init

#!/bin/bash
### BEGIN INIT INFO
# Provides: pymultimonaprs
# 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: start/stop of pymultimonaprs
### END INIT INFO

# for some reason debian doesn't have /usr/local/bin in PATH
# when running init scripts
PATH=/usr/local/bin:/sbin:/usr/sbin:/bin:/usr/bin

NAME=pymultimonaprs
# Exit if the package is not installed
which "$NAME" >/dev/null || exit 1
DAEMON=`which "$NAME"`
DAEMON_ARGS="--syslog"
PIDFILE=/var/run/$NAME.pid
SCRIPTNAME=/etc/init.d/$NAME

# Load the VERBOSE setting and other rcS variables
. /lib/init/vars.sh

# Define LSB log_* functions.
# Depend on lsb-base (>= 3.2-14) to ensure that this file is present
# and status_of_proc is working.
. /lib/lsb/init-functions

if [ "$1" == "start" ] || [ "$1" == "stop" ] || [ "$1" == "restart" ] ; then
	if [ "`whoami`" != "root" ] ; then
		echo "ERROR: This script must be called by root (or using sudo)"
		exit 3
	fi
fi

do_start()
{
	# Return
	#   0 if daemon has been started
	#   1 if daemon was already running
	#   2 if daemon could not be started
	if [ -f $PIDFILE ] ; then
		if [ -e "/proc/`cat $PIDFILE`/cmdline" ] ; then
			return 1
		fi
	fi
	start-stop-daemon --start --quiet --make-pidfile --background --pidfile $PIDFILE --exec $DAEMON -- \
		$DAEMON_ARGS \
		|| return 2
}

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 --name $NAME
	RETVAL="$?"
	[ "$RETVAL" = 2 ] && return 2
	# Wait for children to finish too if this is a daemon that forks
	# and if the daemon is only ever run from this initscript.
	# If the above conditions are not satisfied then add some other code
	# that waits for the process to drop all resources that could be
	# needed by services started subsequently.  A last resort is to
	# sleep for some time.
	start-stop-daemon --stop --quiet --oknodo --retry=0/30/KILL/5 --exec $DAEMON
	[ "$?" = 2 ] && return 2
	# Many daemons don't delete their pidfiles when they exit.
	rm -f $PIDFILE
	return "$RETVAL"
}

case "$1" in
  start)
	log_daemon_msg "Starting $DESC" "$NAME"
	do_start
	case "$?" in
		0) log_end_msg 0 ;;
		1) echo "" ; log_warning_msg "$NAME is already running" ;;
		2) log_end_msg 1 ;;
	esac
	;;
  stop)
	log_daemon_msg "Stopping $DESC" "$NAME"
	do_stop
	case "$?" in
		0|1) log_end_msg 0 ;;
		2) log_end_msg 1 ;;
	esac
	;;
  status)
	status_of_proc "$DAEMON" "$NAME" && exit 0 || exit $?
	;;
  restart)
	log_daemon_msg "Restarting $DESC" "$NAME"
	do_stop
	case "$?" in
	  0|1)
		do_start
		case "$?" 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}" >&2
	exit 3
	;;
esac

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