gistfile1.txt

#! /bin/sh
### BEGIN INIT INFO
# Provides:          datahubd
# Default-Start:     2 3 4 5
# Default-Stop:      0 1 6
# Short-Description: DISCOS datahub
### END INIT INFO

# PATH should only include /usr/* if it runs after the mountnfs.sh script
PATH=/sbin:/usr/sbin:/bin:/usr/bin

DESC="datahub"
NAME="datahubd"
DAEMON=/bin/$NAME
DAEMON_ARGS="serve"

. /etc/init.d/functions || exit 1

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


#
# Function that starts the daemon/service
#
do_start() {
	local status pid

	status=0
	pid=`pidofproc $NAME` || status=$?
	case $status in
	0)
		echo "$DESC already running ($pid)."
		exit 1
		;;
	*)
		echo "Starting $DESC ..."
		exec $DAEMON $DAEMON_ARGS >/dev/null 2>&1 || status=$?
		echo "ERROR: Failed to start $DESC."
		exit $status
		;;
	esac

	# Add code here, if necessary, that waits for the process to be ready
	# to handle requests from services started subsequently which depend
	# on this one.  As a last resort, sleep for some time.
}

#
# Function that stops the daemon/service
#
do_stop() {
	local pid status

	status=0
	pid=`pidofproc $NAME` || status=$?
	case $status in
	0)
		# Exit when fail to stop, the kill would complain when fail
		kill -s 15 $pid >/dev/null && \
			echo "Stopped $DESC ($pid)." || exit $?
		;;
	*)
		echo "$DESC is not running; none killed." >&2
		;;
	esac

	# 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.
	return $status
}


case "$1" in
start)
	do_start
	;;
stop)
	do_stop || exit $?
	;;
restart)
	# Always start the service regardless the status of do_stop
	do_stop
	do_start
	;;
try-restart|force-reload)
	# force-reload is the same as reload or try-restart according
	# to its definition, the reload is not implemented here, so
	# force-reload is the alias of try-restart here, but it should
	# be the alias of reload if reload is implemented.
	#
	# Only start the service when do_stop succeeds
	do_stop && do_start
	;;

*)
	echo "Usage: $0 {start|stop|restart|try-restart|force-reload}" >&2
	exit 3
	;;
esac