#!/bin/sh

#

# nfs           This shell script takes care of starting and stopping

#               the NFS services.

#

# chkconfig: - 60 20

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

#              networks. This service provides NFS server functionality, \

#              which is configured via the /etc/exports file.

# probe: true

# config: /etc/sysconfig/nfs

# Source function library.

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

# Source networking configuration.

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

    exit 0

fi

. /etc/sysconfig/network

# Check that networking is up.

[ "${NETWORKING}" = "no" ] && exit 0

[ -x /usr/sbin/rpc.nfsd ] || exit 0

[ -x /usr/sbin/rpc.mountd ] || exit 0

[ -x /usr/sbin/exportfs ] || exit 0

# Don't fail if /etc/exports doesn't exist; create a bare-bones version and continue.

[ -r /etc/exports ] || \

    { touch /etc/exports && chmod u+rw,g+r,o+r /etc/exports ; } || \

    { echo "/etc/exports does not exist" ; exit 0 ; }

# Check for and source configuration file otherwise set defaults

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

[ -z "$MOUNTD_NFS_V2" ] && MOUNTD_NFS_V2=default

[ -z "$MOUNTD_NFS_V3" ] && MOUNTD_NFS_V3=default

# Number of servers to be started by default

[ -z "$RPCNFSDCOUNT" ] && RPCNFSDCOUNT=8

# Remote quota server

[ -z "$RQUOTAD" ] && RQUOTAD=`type -path rpc.rquotad`

# See how we were called.

case "$1" in

  start)

	# Start daemons.

	[ -x /usr/sbin/rpc.svcgssd ] && /sbin/service rpcsvcgssd start

	action $"Starting NFS services: " /usr/sbin/exportfs -r

	# Set the ports lockd should listen on

	if [ -n "$LOCKD_TCPPORT" ]; then

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

	fi

	if [ -n "$LOCKD_UDPPORT" ]; then

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

	fi

	if [ -n "$RQUOTAD" -a "$RQUOTAD" != "no" ]; then

	    echo -n $"Starting NFS quotas: "

		[ -n "$RQUOTAD_PORT" ] \

			&& RPCRQUOTADOPTS="$RPCRQUOTADOPTS -p $RQUOTAD_PORT"

	    daemon rpc.rquotad $RPCRQUOTADOPTS

	    echo

	fi

	echo -n $"Starting NFS daemon: "

	daemon rpc.nfsd $RPCNFSDARGS $RPCNFSDCOUNT

	echo

	[ -n "$MOUNTD_PORT" ] \

	&& RPCMOUNTDOPTS="$RPCMOUNTDOPTS -p $MOUNTD_PORT"

	case $MOUNTD_NFS_V2 in

	no|NO)

	    RPCMOUNTDOPTS="$RPCMOUNTDOPTS --no-nfs-version 2" ;;

	esac

	case $MOUNTD_NFS_V3 in

	no|NO)

	    RPCMOUNTDOPTS="$RPCMOUNTDOPTS --no-nfs-version 3" ;;

	esac

	echo -n $"Starting NFS mountd: "

	daemon rpc.mountd $RPCMOUNTDOPTS

	echo

	touch /var/lock/subsys/nfs

	# Let rpc.idmapd know that rpc.mountd just started

	[ -x /usr/sbin/rpc.idmapd ] && /sbin/service rpcidmapd condstart

	;;

  stop)

	# Stop daemons.

	[ -x /usr/sbin/rpc.svcgssd ] && /sbin/service rpcsvcgssd stop

	echo -n $"Shutting down NFS mountd: "

	killproc rpc.mountd

	echo

	echo -n $"Shutting down NFS daemon: "

	killproc nfsd

	echo

	if [ -n "$RQUOTAD" -a "$RQUOTAD" != "no" ]; then

		echo -n $"Shutting down NFS quotas: "

		killproc rpc.rquotad

		echo

	fi

	# Reset the lockd ports if they were set

	if [ -n "$LOCKD_TCPPORT" ]; then

	    /sbin/sysctl -w fs.nfs.nlm_tcpport=0 >/dev/null 2>&1

	fi

	if [ -n "$LOCKD_UDPPORT" ]; then

	    /sbin/sysctl -w fs.nfs.nlm_udpport=0 >/dev/null 2>&1

	fi

	# Do it the last so that clients can still access the server

	# when the server is running.

	action $"Shutting down NFS services: " /usr/sbin/exportfs -au

	rm -f /var/lock/subsys/nfs

	;;

  status)

	[ -x /usr/sbin/rpc.svcgssd ] && /sbin/service rpcsvcgssd status

	echo -n $"Shutting down NFS mountd: "

	status rpc.mountd

	status nfsd

	if [ -n "$RQUOTAD" -a "$RQUOTAD" != "no" ]; then

		status rpc.rquotad

	fi

	;;

  restart)

	$0 stop

	$0 start

	;;

  reload)

	/usr/sbin/exportfs -r

	touch /var/lock/subsys/nfs

	;;

  probe)

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

	  echo $"start"; exit 0

	fi

	/sbin/pidof rpc.mountd >/dev/null 2>&1; MOUNTD="$?"

	/sbin/pidof nfsd >/dev/null 2>&1; NFSD="$?"

	if [ $MOUNTD = 1 -o $NFSD = 1 ] ; then

	  echo $"restart"; exit 0

	fi

	if [ /etc/exports -nt /var/lock/subsys/nfs ] ; then

	  echo $"reload"; exit 0

	fi

	;;

  condrestart)

	[ -x /usr/sbin/rpc.svcgssd ] && /sbin/service rpcsvcgssd condrestart

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

		$0 stop

		$0 start

	}

	;;

  *)

	echo $"Usage: nfs {start|stop|status|restart|reload|condrestart}"

	exit 1

esac

exit 0