- added try-restart

[packages/memcached.git] / memcached.init

#!/bin/sh
#
# memcached		memcached
#
# chkconfig:	345 60 40
#
# description:	memcached is a cache daemon.
#
# processname:	memcached
# pidfile:      /var/run/memcached.pid
#

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

# Get network config
. /etc/sysconfig/network

MEMUSAGE="64"
MEMCACHED_RUNAS="memcached"
MAXCONN="1024"
LISTEN="127.0.0.1:11211"

# Get service config
[ -f /etc/sysconfig/memcached ] && . /etc/sysconfig/memcached

if [ "$LISTENON" -a "$PORT" ]; then
	# backward compat config
	LISTEN="$LISTENON:$PORT"
fi

start() {
	# Check if the service is already running?
	if [ ! -f /var/lock/subsys/memcached ]; then
		local listen ip port ret=0
		for listen in $LISTEN; do
			ip=${listen%:*}
			port=${listen##*:}
			msg_starting "memcached ($ip:$port)"
			pidfile=/var/run/memcached/"$ip.$port.pid"
			daemon --pidfile $pidfile --user $MEMCACHED_RUNAS \
				/usr/sbin/memcached -d -P $pidfile -l $ip -p $port \
				-m $MEMUSAGE -c $MAXCONN -u $MEMCACHED_RUNAS $MEMCACHED_OPTS
			ret=$?
			[ $ret = 0 ] || RETVAL=$?
		done
		[ $RETVAL -eq 0 ] && touch /var/lock/subsys/memcached
	else
		msg_already_running memcached
	fi
}

stop() {
	if [ -f /var/lock/subsys/memcached ]; then
		local listen ip port
		for listen in $LISTEN; do
			ip=${listen%:*}
			port=${listen##*:}
			msg_stopping "memcached ($ip:$port)"
			pidfile=/var/run/memcached/"$ip.$port.pid"
			killproc --pidfile $pidfile memcached
		done
		rm -f /var/lock/subsys/memcached >/dev/null 2>&1
	else
		msg_not_running memcached
	fi
}

condrestart() {
	if [ -f /var/lock/subsys/memcached ]; then
		stop
		start
	else
		msg_not_running memcached
		RETVAL=$1
	fi
}

RETVAL=0
# See how we were called.
case "$1" in
  start)
	start
	;;
  stop)
	stop
	;;
  restart)
	stop
	start
	;;
  try-restart)
	condrestart 0
	;;
  reload|force-reload)
	if [ -f /var/lock/subsys/memcached ]; then
		msg_reloading memcached
		killproc memcached -HUP
		RETVAL=$?
	else
		msg_not_running memcached
		RETVAL=7
	fi
	;;
  status)
	status memcached
	exit $?
	;;
  *)
	msg_usage "$0 {start|stop|restart|try-restart|reload|force-reload|status}"
	exit 3
esac

exit $RETVAL