ipfw revision 195026 
1#!/bin/sh
2#
3# $FreeBSD: head/etc/rc.d/ipfw 195026 2009-06-26 01:04:50Z dougb $
4#
5
6# PROVIDE: ipfw
7# REQUIRE: ppp
8# KEYWORD: nojail
9
10. /etc/rc.subr
11. /etc/network.subr
12
13name="ipfw"
14rcvar="firewall_enable"
15start_cmd="ipfw_start"
16start_precmd="ipfw_prestart"
17stop_cmd="ipfw_stop"
18required_modules="ipfw"
19
20ipfw_prestart()
21{
22	if checkyesno dummynet_enable; then
23		required_modules="$required_modules dummynet"
24	fi
25
26	if checkyesno firewall_nat_enable; then
27		if ! checkyesno natd_enable; then
28			required_modules="$required_modules ipfw_nat"
29		fi
30	fi 
31}
32
33ipfw_start()
34{
35	local   _firewall_type
36
37	_firewall_type=$1 
38
39	# set the firewall rules script if none was specified
40	[ -z "${firewall_script}" ] && firewall_script=/etc/rc.firewall
41
42	if [ -r "${firewall_script}" ]; then
43		if [ -f /etc/rc.d/natd ] ; then
44			/etc/rc.d/natd quietstart
45		fi
46		/bin/sh "${firewall_script}" "${_firewall_type}"
47		echo 'Firewall rules loaded.'
48	elif [ "`ipfw list 65535`" = "65535 deny ip from any to any" ]; then
49		echo 'Warning: kernel has firewall functionality, but' \
50		    ' firewall rules are not enabled.'
51		echo '           All ip services are disabled.'
52	fi
53
54	# Firewall logging
55	#
56	if checkyesno firewall_logging; then
57		echo 'Firewall logging enabled.'
58		sysctl net.inet.ip.fw.verbose=1 >/dev/null
59	fi
60
61	# Enable the firewall
62	#
63	if ! ${SYSCTL_W} net.inet.ip.fw.enable=1 1>/dev/null 2>&1; then
64		warn "failed to enable firewall"
65	fi
66}
67
68ipfw_stop()
69{
70	# Disable the firewall
71	#
72	${SYSCTL_W} net.inet.ip.fw.enable=0
73	if [ -f /etc/rc.d/natd ] ; then
74		/etc/rc.d/natd quietstop
75	fi
76}
77
78load_rc_config $name
79run_rc_command $*
80