#!/bin/sh
#
# nfs		This shell script takes care of starting and stopping
#		the NFS services.
#
# chkconfig:	345 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

# Get network config
. /etc/sysconfig/network

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

# Check that networking is up.
if [ "${NETWORKING}" = "no" ]; then
	echo "WARNING: Networking is down. Knfsd can't be run"
	exit 1
fi

if [ -x /sbin/pidof ] && [ "$1" != "stop" ]; then
	[ -z "`/sbin/pidof portmap`" ] && echo "Error: portmap isn't running" && exit 0
fi

# Sanity checks
[ -x /usr/sbin/rpc.nfsd ] || exit 0
[ -x /usr/sbin/rpc.mountd ] || exit 0
[ -f /etc/exports ] || exit 0

# See how we were called.
case "$1" in
  start)
	# Start daemons.
  	if [ "$NFSDTYPE" = "U" ] ; then
		show "Starting NFS mountd"
		daemon rpc.mountd
		show "Starting NFS daemon"
		daemon rpc.nfsd
	else
		show "Starting NFS services"
		daemon /usr/sbin/exportfs -r
		show "Starting NFS mountd"
		daemon rpc.mountd $RPCMOUNTDOPTS
		show "Starting NFS daemon"
		daemon rpc.nfsd $RPCNFSDCOUNT
	fi
	touch /var/lock/subsys/nfs
	;;
  stop)
	# Stop daemons.
  	if [ "$NFSDTYPE" = "U" ] ; then
		show "Shutting down NFS mountd"
		killproc rpc.mountd
		show "Shutting down NFS daemon"
		killproc rpc.nfsd
	else
		show "Shutting down NFS mountd"
		killproc rpc.mountd
		show "Shutting down NFS daemon"
		killproc nfsd -QUIT
		show "Shutting down NFS services"
		daemon /usr/sbin/exportfs -au
	fi
	rm -f /var/lock/subsys/nfs
	;;
  status)
	status rpc.mountd
  	if [ "$NFSDTYPE" = "U" ] ; then
		status rpc.nfsd
	else
		status nfsd
	fi
	;;
  restart)
  	if [ "$NFSDTYPE" = "U" ] ; then
		$0 stop
		$0 start
	else
		show "Restarting NFS services (killing)"
		killproc rpc.mountd
		show "Restarting NFS services (starting)"
		daemon rpc.mountd $RPCMOUNTDOPTS
		/usr/sbin/exportfs -r
		touch /var/lock/subsys/nfs
	fi
	;;
  reload)
	[ "$NFSDTYPE" = "U" ] && exit 0
	/usr/sbin/exportfs
	touch /var/lock/subsys/nfs
	;;
  probe)
	[ "$NFSDTYPE" = "U" ] && exit 0
	if [ ! -f /var/lock/subsys/nfs ] ; then
	  echo start; exit 0
	fi
	/sbin/pidof rpc.mountd >/dev/null 2>&1; MOUNTD="$?"
	/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: nfs {start|stop|status|restart|reload|probe}"
	exit 1
esac

exit 0