#!/bin/sh 
#
# nfslock       This shell script takes care of starting and stopping
#               the NFS file locking service.
#
# chkconfig: 345 60 20
# description: NFS is a popular protocol for file sharing across \
#	       TCP/IP networks. This service provides NFS file \
#	       locking functionality.
# probe: true
#
# @(#) modified for ASL kernel (no lockd): -EAM 27Mar2001


# 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


NFSBIN=/usr/sbin

ASLKERNEL=`uname -r | grep asl`
if [ ! -z "$ASLKERNEL" ]; then
  NFSBIN=/usr/local/sbin
fi

[ -x $NFSBIN/rpc.lockd ] || exit 0
[ -x $NFSBIN/rpc.statd ] || exit 0

# See how we were called.
case "$1" in
  start)
	# Start daemons.
	echo "Starting NFS file locking services: "

	echo -n "Starting NFS statd: "
	daemon $NFSBIN/rpc.statd
	echo

	# ASL kernels have kernel lockd so DON'T start rpc.lockd -EAM 21Mar2001
	echo -n "Starting NFS lockd: "
	if [ -z "$ASLKERNEL" ]; then
	   daemon $NFSBIN/rpc.lockd
	   echo
	else
	   echo_passed
	   echo
	fi 

	touch /var/lock/subsys/nfslock
	;;
  stop)
	# Stop daemons.
	echo "Shutting down NFS file locking services: "

	# ASL kernels automatically start lockd so DON'T kill it -EAM 27Mar2001
	echo -n "Shutting down  NFS lockd: "
	if [ -z "$ASLKERNEL" ]; then
	  killproc lockd	
	  # Original version to kill several:
	  pidlist=`pidofproc lockd`
	  if [ -n "$pidlist" ]; then
		  pid=
		  for apid in $pidlist ; do
			  [ -f /proc/$apid/exe ] && pid="$pid $apid"
		  done
		  if [ -n "$pid" ]; then
			  killproc lockd
			  echo
		  fi
		  echo
	  fi
	else
	   echo_passed
	   echo 
	fi 

	echo -n "Shutting down NFS statd: "
	killproc rpc.statd
	echo
	rm -f /var/lock/subsys/nfslock
	;;
  status)
	if [ ! -z "$ASLKERNEL" ]; then
          echo "This is an ASL kernel (locking already included)."
	fi
	status lockd
	status rpc.statd
	;;
  restart)
	$0 stop
	$0 start
	;;
  probe)
	if [ ! -f /var/lock/subsys/nfslock ] ; then
	  echo start; exit 0
	fi
	/sbin/pidof rpc.statd >/dev/null 2>&1; STATD="$?"
	/sbin/pidof lockd >/dev/null 2>&1; LOCKD="$?"
	if [ $STATD = 1 -o $LOCKD = 1 ] ; then
	  echo restart; exit 0
	fi
	;;
  *)
	echo "Usage: nfslock {start|stop|status|restart}"
	exit 1
esac

exit 0