#!/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

# 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.

[ -s /etc/exports ] || \

    { echo "#" > /etc/exports && chmod u+rw,g+r,o+r /etc/exports ; } || \

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

# Number of servers to be started by default

RPCNFSDCOUNT=8

# NFSv3 only if kernel >= 2.2.18

OS_RELEASE=`uname --release`

OS_RELEASE_MINOR=`echo "$OS_RELEASE" | sed 's/\(^[0-9]\)\.\([0-9]*\).*/\2/'`

OS_RELEASE_VERSION=`echo "$OS_RELEASE" | sed 's/\(^[0-9]\)\.\([0-9]*\)\.\([0-9]*\).*/\3/'`

if [ "$OS_RELEASE_MINOR" -gt 2 ]; then

	RPCMOUNTDOPTS=

elif [ "$OS_RELEASE_MINOR" -eq 2 -a "$OS_RELEASE_VERSION" -ge 18 ]; then

	RPCMOUNTDOPTS=

else

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

fi

if [ -n "$MOUNTD_PORT" ]; then

    RPCMOUNDOPTS="$RPCMOUNTDOPTS --port $MOUNTD_PORT"

fi

# See how we were called.

case "$1" in

  start)

	# Start daemons.

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

	if [ -x /usr/sbin/rpc.rquotad ] ; then

	    echo -n "Starting NFS quotas: "

	    daemon rpc.rquotad

	    echo

	fi

	echo -n "Starting NFS mountd: "

	daemon rpc.mountd $RPCMOUNTDOPTS

	echo

	echo -n "Starting NFS daemon: "

	daemon rpc.nfsd $RPCNFSDCOUNT

	echo

	touch /var/lock/subsys/nfs

	;;

  stop)

	# Stop daemons.

	echo -n "Shutting down NFS mountd: "

	killproc rpc.mountd

	echo

	echo -n "Shutting down NFS daemon: "

	killproc nfsd

	echo

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

	if [ -x /usr/sbin/rpc.rquotad ] ; then

	    echo -n "Shutting down NFS quotas: "

	    killproc rpc.rquotad

	    echo

	fi

	rm -f /var/lock/subsys/nfs

	;;

  status)

	status rpc.mountd

	status nfsd

	if [ -x /usr/sbin/rpc.rquotad ] ; then

	    status rpc.rquotad

	fi

	;;

  restart)

	echo -n "Restarting NFS services: "

	echo -n "rpc.mountd "

	killproc rpc.mountd

	daemon rpc.mountd $RPCMOUNTDOPTS

	/usr/sbin/exportfs -r

	touch /var/lock/subsys/nfs

	echo

	;;

  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

	;;

  *)

	echo "Usage: $0 {start|stop|status|restart|reload}"

	exit 1

esac

exit 0