xref: /netbsd/etc/rc.d/ipnat (revision c4a72b64)
1#!/bin/sh
2#
3# $NetBSD: ipnat,v 1.8 2002/09/24 11:03:53 martti Exp $
4#
5
6# PROVIDE: ipnat
7# REQUIRE: ipfilter mountcritremote
8# BEFORE:  DAEMON
9
10. /etc/rc.subr
11
12name="ipnat"
13rcvar=$name
14config="/etc/ipnat.conf"
15start_cmd="ipnat_start"
16stop_cmd="/usr/sbin/ipnat -F -C"
17reload_cmd="/usr/sbin/ipnat -F -C -f ${config}"
18extra_commands="reload"
19
20ipnat_start()
21{
22	if [ ! -f ${config} ]; then
23		return 0
24	fi
25	if [ "`/sbin/sysctl -n net.inet.ip.forwarding`" = "0" ]; then
26		logger -s -p daemon.warning -t ipnat \
27			"WARNING: net.inet.ip.forwarding is 0"
28	fi
29	if ! checkyesno ipfilter || [ ! -f /etc/ipf.conf ]; then
30		echo "Enabling ipfilter for NAT."
31		/sbin/ipf -E -Fa
32	fi
33	echo -n "Installing NAT rules ... "
34	/usr/sbin/ipnat -F -f ${config}
35}
36
37load_rc_config $name
38run_rc_command "$1"
39