#!/bin/bash
#
# fullautoapi		Start up the FullAuto API server
#
# chkconfig: 2345 95 05
# description: The FullAuto API server is a RESTful service server. \
#              This service starts up the FullAuto API server.
#
# processname: perl-fcgi-pm [FullAutoAPI]
# pidfile: /var/run/fullautoapi.pid

### BEGIN INIT INFO
# Provides: fullautoapi
# Required-Start: $local_fs $network $syslog
# Required-Stop: $local_fs $syslog
# Should-Start: $syslog
# Should-Stop: $network $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Start up the FullAuto API server daemon
# Description:       The FullAuto API server is a RESTful web services server.
#                    This service starts up the FullAuto API server daemon.
### END INIT INFO

# source function library
. /etc/rc.d/init.d/functions

USER=ec2-user
RETVAL=0
prog="fullautoapi"
lockfile=/var/lock/subsys/$prog

# Some functions to make the below more readable
FULLAUTOAPI=/home/ec2-user/FullAutoAPI/script/fullautoapi_fastcgi.pl
PID_FILE=/var/run/fullautoapi.pid

runlevel=$(set -- $(runlevel); eval "echo \$$#" )

start()
{
	[ -x $FULLAUTOAPI ] || exit 5
        [ -x /var/run/memcached.pid ] || service memcached start \
           || (failure && exit)

	echo -n $"Starting $prog: "
	(nohup $FULLAUTOAPI -l localhost:3003 -e -p \
           /var/run/fullautoapi.pid > /var/log/fullautoapi.log &)\
           && success || failure
	RETVAL=$?
	[ $RETVAL -eq 0 ] && touch $lockfile
	echo
	return $RETVAL
}

stop()
{
	if [ ! -f "$PID_FILE" ]; then
		# not running; per LSB standards this is "ok"
		action $"Stopping $prog: " /bin/true
		return 0
	fi
	PID=`cat "$PID_FILE"`
	if [ -n "$PID" ]; then
		/bin/kill "$PID" >/dev/null 2>&1
		RETVAL=$?
		if [ $RETVAL -ne 0 ]; then
			RETVAL=1
			action $"Stopping $prog: " /bin/false
		else
			action $"Stopping $prog: " /bin/true
		fi
	else
		 # failed to read pidfile
		action $"Stopping $prog: " /bin/false
		RETVAL=4
	fi
	# if we are in halt or reboot runlevel kill all running sessions
	# so the TCP connections are closed cleanly
	if [ "x$runlevel" = x0 -o "x$runlevel" = x6 ] ; then
	    trap '' TERM
	    killall $prog 2>/dev/null
	    trap TERM
	fi
	[ $RETVAL -eq 0 ] && rm -f $lockfile
	rm -f "$PID_FILE"
        return $RETVAL
}

reload()
{
	echo -n $"Reloading $prog: "
	if [ -n "`pidfileofproc $FULLAUTOAPI`" ] ; then
	    killproc $FULLAUTOAPI -HUP
	else
	    failure $"Reloading $prog"
	fi
	RETVAL=$?
	echo
}

restart() {
	stop
	start
}

force_reload() {
	restart
}

rh_status() {
	status -p $PID_FILE openssh-daemon
}

rh_status_q() {
	rh_status >/dev/null 2>&1
}

case "$1" in
	start)
		rh_status_q && exit 0
		start
		;;
	stop)
		if ! rh_status_q; then
			rm -f $lockfile
			exit 0
		fi
		stop
		;;
	restart)
		restart
		;;
	reload)
		rh_status_q || exit 7
		reload
		;;
	force-reload)
		force_reload
		;;
	condrestart|try-restart)
		rh_status_q || exit 0
		if [ -f $lockfile ] ; then
			do_restart_sanity_check
			if [ $RETVAL -eq 0 ] ; then
				stop
				# avoid race
				sleep 3
				start
			else
				RETVAL=6
			fi
		fi
		;;
	status)
		rh_status
		RETVAL=$?
		if [ $RETVAL -eq 3 -a -f $lockfile ] ; then
			RETVAL=2
		fi
		;;
	*)
		echo $"Usage: $0 {start|stop|restart|reload|force-reload|condrestart|try-restart|status}"
		RETVAL=2
esac
exit $RETVAL