config root man

#!/bin/sh
#
# $FreeBSD: release/9.1.0/etc/rc.d/nfsclient 222993 2011-06-11 21:14:22Z rmacklem $
#

# PROVIDE: nfsclient
# REQUIRE: NETWORKING mountcritremote rpcbind
# KEYWORD: nojail shutdown

. /etc/rc.subr

name="nfsclient"
rcvar="nfs_client_enable"
start_cmd="nfsclient_start"
stop_cmd="unmount_all"
required_modules="nfscl:nfs"

nfsclient_start()
{
	#
	# Set some nfs client related sysctls
	#

	if [ -n "${nfs_access_cache}" ]; then
		check_startmsgs &&
			echo "NFS access cache time=${nfs_access_cache}"
		if ! sysctl vfs.nfs.access_cache_timeout=${nfs_access_cache} >/dev/null; then
			warn "failed to set access cache timeout"
		fi
	fi
	if [ -n "${nfs_bufpackets}" ]; then
		if ! sysctl vfs.nfs.bufpackets=${nfs_bufpackets} > /dev/null; then
			warn "failed to set vfs.nfs.bufpackets"
		fi
	fi

	unmount_all
}

unmount_all()
{
	# If /var/db/mounttab exists, some nfs-server has not been
	# successfully notified about a previous client shutdown.
	# If there is no /var/db/mounttab, we do nothing.
	if [ -f /var/db/mounttab ]; then
		rpc.umntall -k
	fi
}
load_rc_config $name
run_rc_command "$1"