ipfw revision 143688 
1#!/bin/sh
2#
3# $FreeBSD: head/etc/rc.d/ipfw 143688 2005-03-16 08:47:48Z ru $
4#
5
6# PROVIDE: ipfw
7# REQUIRE: ppp-user
8# BEFORE: NETWORKING
9# KEYWORD: nojail
10
11. /etc/rc.subr
12. /etc/network.subr
13
14name="ipfw"
15rcvar="firewall_enable"
16start_cmd="ipfw_start"
17start_precmd="ipfw_precmd"
18stop_cmd="ipfw_stop"
19
20ipfw_precmd()
21{
22	if ! ${SYSCTL} net.inet.ip.fw.enable > /dev/null 2>&1; then
23		if ! kldload ipfw; then
24			warn unable to load firewall module.
25			return 1
26		fi
27	fi
28
29	return 0
30}
31
32ipfw_start()
33{
34	# set the firewall rules script if none was specified
35	[ -z "${firewall_script}" ] && firewall_script=/etc/rc.firewall
36
37	if [ -r "${firewall_script}" ]; then
38		echo -n 'Starting divert daemons:'
39		if [ -f /etc/rc.d/natd ] ; then
40			/etc/rc.d/natd start
41		fi
42		. "${firewall_script}"
43		echo -n 'Firewall rules loaded'
44	elif [ "`ipfw l 65535`" = "65535 deny ip from any to any" ]; then
45		echo 'Warning: kernel has firewall functionality, but' \
46		    ' firewall rules are not enabled.'
47		echo '           All ip services are disabled.'
48	fi
49	echo '.'
50
51	# Firewall logging
52	#
53	if checkyesno firewall_logging; then
54		echo 'Firewall logging enabled'
55		sysctl net.inet.ip.fw.verbose=1 >/dev/null
56	fi
57
58	# Enable the firewall
59	#
60	${SYSCTL_W} net.inet.ip.fw.enable=1
61}
62
63ipfw_stop()
64{
65	# Disable the firewall
66	#
67	${SYSCTL_W} net.inet.ip.fw.enable=0
68	if [ -f /etc/rc.d/natd ] ; then
69		/etc/rc.d/natd stop
70	fi
71}
72
73load_rc_config $name
74run_rc_command "$1"
75