#!/bin/bash
#
# memcached     This shell script takes care of starting and stopping memcached.
#
# chkconfig: 345 55 45
# description: High-performance memory object caching system.
# probe: false
# processname: memcached
# pidfile: /var/run/memcached/memcached.pid
# config: /etc/sysconfig/memcached
### BEGIN INIT INFO
# Provides: memcached
# Required-Start: $syslog $network
# Required-Stop: $syslog $network
# Default-Start: 3 4 5
# Default-Stop: 0 1 6
# Short-Description: High-performance memory object caching system
# Description: High-performance memory object caching system.
### END INIT INFO

# Standard LSB functions
#. /lib/lsb/init-functions

# Source function library.
. /etc/init.d/functions

IPADDR="127.0.0.1"
PORT="11211"
CACHESIZE="64"
THREADS="4"
MAXCONN="1024"
USER="memcached"

if [ -f /etc/sysconfig/memcached ];then 
	. /etc/sysconfig/memcached
fi

# Check that networking is up.
. /etc/sysconfig/network

if [ "$NETWORKING" = "no" ]
then
	exit 0
fi

RETVAL=0
prog="memcached"
pidfile=${PIDFILE-/var/run/memcached/memcached.pid}
lockfile=${LOCKFILE-/var/lock/subsys/memcached}

start () {
	gprintf "Starting %s: " "$prog"
	# Ensure that $pidfile directory has proper permissions and exists
	piddir=`dirname $pidfile`
	if [ ! -d $piddir ]; then
		mkdir $piddir
	fi
	if [ "`stat -c %U $piddir`" != "$USER" ]; then
		chown $USER $piddir
	fi

	daemon --pidfile ${pidfile} ${prog} -d -u $USER -l $IPADDR -p $PORT -U $PORT -m $CACHESIZE -t $THREADS -c $MAXCONN $OPTIONS -P ${pidfile}
	RETVAL=$?
	echo
	[ $RETVAL -eq 0 ] && touch ${lockfile}
}
stop () {
	gprintf "Stopping %s: " "$prog"
	killproc -p ${pidfile} /usr/bin/memcached
	RETVAL=$?
	echo
	if [ $RETVAL -eq 0 ] ; then
		rm -f ${lockfile} ${pidfile}
	fi
}

restart () {
        stop
        start
}


# See how we were called.
case "$1" in
  start)
	start
	;;
  stop)
	stop
	;;
  status)
	status -p ${pidfile} memcached
	RETVAL=$?
	;;
  restart|reload|force-reload)
	restart
	;;
  condrestart|try-restart)
	[ -f ${lockfile} ] && restart || :
	;;
  *)
	gprintf "Usage: %s {start|stop|status|restart|reload|force-reload|condrestart|try-restart}\n" "$0"
	RETVAL=2
        ;;
esac

exit $RETVAL
