#!/bin/sh

#

# nfslock       This shell script takes care of starting and stopping

#               the NFS file locking service.

#

# chkconfig: 345 14 86

# description: NFS is a popular protocol for file sharing across \

#	       networks. This service provides NFS file locking \ 

#          functionality.

# probe: true

### BEGIN INIT INFO

# Provides: nfslock

# Required-Start: $network $syslog

# Required-Stop: $network $syslog

# Default-Start: 3 4 5

# Default-Stop: 0 1 6

# Short-Description: Start up the NFS file locking sevice

# Description: NFS is a popular protocol for file sharing across \

#          networks. This service provides NFS file locking \ 

#          functionality.

### END INIT INFO

# Source function library.

. /etc/rc.d/init.d/functions

# Source networking configuration.

if [ ! -f /etc/sysconfig/network ]; then

    exit 6

fi

# Check for and source configuration file

LOCKDARG=""

STATDARG=""

[ -f /etc/sysconfig/nfs ] && . /etc/sysconfig/nfs

[ -f /etc/sysconfig/network ] && . /etc/sysconfig/network

RETVAL=0

start() {

	# Check that networking is up.

	[ "${NETWORKING}" = "no" ] && exit 6

	[ -x /sbin/rpc.statd ] || exit 5 

	# Make sure the rpc.statd is not already running.

	if status rpc.statd > /dev/null ; then

		exit 0

	fi

	rm -f /var/lock/subsys/nfslock

	# Make sure locks are recovered

	rm -f /var/run/sm-notify.pid

	# Start daemons.

	# See if the kernel lockd should start up 

	# listening on a particular port

	#

	if [ -n "$LOCKD_TCPPORT" -o -n "$LOCKD_UDPPORT" ]; then 

		[ -x /sbin/modprobe ] && /sbin/modprobe lockd $LOCKDARG

		[ -n "$LOCKD_TCPPORT" ] && \

			/sbin/sysctl -w fs.nfs.nlm_tcpport=$LOCKD_TCPPORT >/dev/null 2>&1

		[ -n "$LOCKD_UDPPORT" ] && \

			/sbin/sysctl -w fs.nfs.nlm_udpport=$LOCKD_UDPPORT >/dev/null 2>&1

	fi

	echo -n $"Starting NFS statd: "

	# Set statd's local hostname if defined

	[ -n "${STATD_HOSTNAME}" ] && STATDARG="$STATDARG -n ${STATD_HOSTNAME}"

	# See if a statd's ports has been defined

	[ -n "$STATD_PORT" ] && STATDARG="$STATDARG -p $STATD_PORT"

	[ -n "$STATD_OUTGOING_PORT" ] \

		&& STATDARG="$STATDARG -o $STATD_OUTGOING_PORT"

	# See if we have an HA-callout program specified

	[ -n "$STATD_HA_CALLOUT" ] \

		&& STATDARG="$STATDARG -H $STATD_HA_CALLOUT"

	daemon rpc.statd "$STATDARG"

	RETVAL=$?

	echo

	[ $RETVAL -eq 0 ] && touch /var/lock/subsys/nfslock

    return $RETVAL

}

stop() {

	# Stop daemons.

	if [ -n "`pidofproc lockd`" ]; then

		echo -n $"Stopping NFS locking: "

		killproc lockd -KILL

		echo

	fi

	echo -n $"Stopping NFS statd: "

	killproc rpc.statd

	RETVAL=$?

	echo

	rm -f /var/lock/subsys/nfslock

	rm -f /var/run/sm-notify.pid

	return $RETVAL

}

# See how we were called.

case "$1" in

  start)

        start

	;;

  stop)

  	stop

	;;

  status)

	status rpc.statd

	RETVAL=$?

	;;

  restart)

	stop

	start

	;;

  probe)

	if [ ! -f /var/lock/subsys/nfslock ] ; then

	  echo $"start"; exit 0

	fi

	/sbin/pidof rpc.statd >/dev/null 2>&1

	if [ $? = 1 ] ; then

	  echo $"restart"; exit 0

	fi

	;;

  condrestart)

  	[ -f /var/lock/subsys/nfslock ] && {

		stop

		start

		RETVAL=$?

	}

	;;

  condstop)

  	[ -f /var/lock/subsys/nfslock ] && {

		stop

		RETVAL=$?

	}

	;;

  *)

	echo $"Usage: $0 {start|stop|status|restart|probe|condrestart|condstop}"

	RETVAL=3

	;;

esac

exit $RETVAL