#!/bin/sh
#
# nfs           This shell script takes care of starting and stopping
#               the NFS services.
#
# chkconfig: 234 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

WITHOUT_RC_COMPAT=1

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

# Source networking configuration.
# Check that networking is up.
SourceIfNotEmpty /etc/sysconfig/network && [ "$NETWORKING" != no ] || exit

SourceIfNotEmpty /etc/sysconfig/vserver

NFSD=unfsd
BINARY=/usr/sbin/$NFSD
# you should have this file existing and correct
# for NFS to function:
EXPORTS=/etc/exports

[ -x "$BINARY"  ] || exit

SourceIfNotEmpty /etc/sysconfig/nfs
SourceIfNotEmpty /etc/sysconfig/unfs3

LOCKFILE=/var/lock/subsys/nfs
PIDFILE=/var/run/nfs.pid

RETVAL=0

conftest()
{
	# Don't start anything when exports is empty
	[ -s "$EXPORTS" ] || return
	action "Checking configuration sanity for NFS: " "$BINARY" -T
	RETVAL=$?
	return $RETVAL
}

start()
{
	start_daemon --pidfile "$PIDFILE" --lockfile "$LOCKFILE" --expect-user root -- $NFSD -i $PIDFILE $UNFS_OPTS
	RETVAL=$?
	return $RETVAL
}

stop()
{
	stop_daemon --pidfile "$PIDFILE" --lockfile "$LOCKFILE" --expect-user root -- $NFSD
	RETVAL=$?
	return $RETVAL
}

restart()
{
	conftest || exit $?
	stop
	start
}

reload()
{
	conftest || exit $?
	echo -n "Reexporting NFS file systems: "
	stop_daemon --pidfile "$PIDFILE" --expect-user root -HUP $NFSD
	RETVAL=$?
	return $RETVAL
}

statii()
{
	status --lockfile "$LOCKFILE" --pidfile "$PIDFILE" --expect-user root -- $NFSD
	RETVAL=$?
}

# See how we were called.
case "$1" in
	start)
		conftest || exit $?
		start
		;;
	stop)
		stop
		;;
	restart)
		restart
		;;
	reload)
		reload
		;;
	condstop)
		if [ -e "$LOCKFILE" ]; then
			stop
		fi
		;;
	condrestart)
		if [ -e "$LOCKFILE" ]; then
			restart
		fi
		;;
	check)
		conftest
		;;
	status)
		statii
		;;
	*)
		msg_usage "${0##*/} {start|stop|reload|restart|condstop|condrestart|check|status}"
		RETVAL=1
esac

exit $RETVAL