ipfw revision 180563 
1#!/bin/sh
2#
3# $FreeBSD: head/etc/rc.d/ipfw 180563 2008-07-16 19:22:48Z dougb $
4#
5
6# PROVIDE: ipfw
7# REQUIRE: ppp
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_prestart"
18stop_cmd="ipfw_stop"
19required_modules="ipfw"
20
21ipfw_prestart()
22{
23	if checkyesno dummynet_enable; then
24		required_modules="$required_modules dummynet"
25	fi
26}
27
28ipfw_start()
29{
30	# set the firewall rules script if none was specified
31	[ -z "${firewall_script}" ] && firewall_script=/etc/rc.firewall
32
33	if [ -r "${firewall_script}" ]; then
34		if [ -f /etc/rc.d/natd ] ; then
35			/etc/rc.d/natd quietstart
36		fi
37		/bin/sh "${firewall_script}"
38		echo 'Firewall rules loaded.'
39	elif [ "`ipfw list 65535`" = "65535 deny ip from any to any" ]; then
40		echo 'Warning: kernel has firewall functionality, but' \
41		    ' firewall rules are not enabled.'
42		echo '           All ip services are disabled.'
43	fi
44
45	# Firewall logging
46	#
47	if checkyesno firewall_logging; then
48		echo 'Firewall logging enabled.'
49		sysctl net.inet.ip.fw.verbose=1 >/dev/null
50	fi
51
52	# Enable the firewall
53	#
54	if ! ${SYSCTL_W} net.inet.ip.fw.enable=1 1>/dev/null 2>&1; then
55		warn "failed to enable firewall"
56	fi
57}
58
59ipfw_stop()
60{
61	# Disable the firewall
62	#
63	${SYSCTL_W} net.inet.ip.fw.enable=0
64	if [ -f /etc/rc.d/natd ] ; then
65		/etc/rc.d/natd quietstop
66	fi
67}
68
69load_rc_config $name
70run_rc_command "$1"
71