- union mount support

[packages/nfs-utils.git] / rpcidmapd.init

#!/bin/sh
#
# idmapd	Start up and shut down RPC name to UID/GID mapper
#
# chkconfig:	345 12 83
# description:	Starts user-level daemon for NFSv4 that maps user \
#		names to UID and GID numbers.

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

# Get network config
. /etc/sysconfig/network

# Check that networking is up.
if is_yes "${NETWORKING}"; then
	if [ ! -f /var/lock/subsys/network -a "$1" != stop -a "$1" != status ]; then
		msg_network_down "RPC idmapd"
		exit 1
	fi
else
	exit 0
fi

if [ "$1" != "stop" ]; then
	check_portmapper || { nls "Error: portmap isn't running" && exit 0; }
fi

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

# /usr may be on NFS, fail silently, nfsfs will start it
[ -x /usr/sbin/rpc.idmapd ] || exit 0

# Find out what the current runlevel dir is
RUNLEVELDIR=$(cat /var/run/runlevel.dir)

start() {
	# Check if the service is already running?
	if [ -f /var/lock/subsys/idmapd ]; then
		msg_already_running "RPC idmapd"
		return
	fi

	# This is whacko, but we need /proc/fs/nfsd mounted before
	# starting idmapd on NFS server
	if [ -e "$RUNLEVELDIR"/S*nfs ]; then
		if ! grep -q nfsd /proc/mounts ; then
			modprobe nfsd > /dev/null 2>&1
			run_cmd "Mounting /proc/fs/nfsd filesystem" mount -t nfsd nfsd /proc/fs/nfsd
		fi
	fi
	if ! grep -q rpc_pipefs /proc/mounts; then
		modprobe sunrpc >/dev/null 2>&1
		run_cmd "Mounting /var/lib/nfs/rpc_pipefs filesystem" \
			mount -t rpc_pipefs rpc_pipefs /var/lib/nfs/rpc_pipefs
	fi

	msg_starting "RPC idmapd"
	daemon /usr/sbin/rpc.idmapd $RPCIDMAPOPTIONS
	RETVAL=$?
	[ $RETVAL -eq 0 ] && touch /var/lock/subsys/idmapd
}

stop() {
	if [ ! -f /var/lock/subsys/idmapd ]; then
		msg_not_running "RPC idmapd"
		return
	fi

	msg_stopping "RPC idmapd"
	killproc rpc.idmapd
	rm -f /var/lock/subsys/idmapd
}

# See how we were called.
RETVAL=0
case "$1" in
  start)
  	start
	;;
  stop)
  	stop
	;;
  restart)
	stop
	start
	;;
  reload)
	if [ -f /var/lock/subsys/idmapd ]; then
		msg_reloading "RPC idmapd"
		killproc rpc.idmapd -HUP
		RETVAL=$?
	else
		msg_not_running "RPC idmapd"
		exit 7
	fi
	;;
  status)
	status rpc.idmapd
	RETVAL=$?
	;;
  *)
	msg_usage "$0 {start|stop|restart|reload|status}"
	exit 1
esac

exit $RETVAL