#!/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 $syslog
# Default-Start: 2 3 4 5
# Default-Stop: 0 1 6
# Short-Description: Start up the FullAuto API server daemon
# Description:       The FullAuto API server is a RESTful web services server.
#                    This service starts up the FullAuto API server daemon.
### END INIT INFO
# source function library
. /etc/rc.d/init.d/functions
USER=''
RETVAL=0
prog="fullautoapi"
lockfile=/var/lock/subsys/$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 $prog: "
        ($FULLAUTOAPI -l /tmp/fullautoapi.socket -d -e -p \
           $PID_FILE >> /var/log/fullautoapi.log 2>&1)\
           && success || failure
        RETVAL=$?
        [ $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
                service memcached stop
                /bin/rm -f /tmp/fullautoapi.socket
                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