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#!/bin/sh
#
# $FreeBSD: src/etc/rc.d/ipfw,v 1.10.2.5.2.1 2008/10/02 02:57:24 kensmith Exp $
#
# PROVIDE: ipfw
# REQUIRE: ppp
# BEFORE: NETWORKING
# KEYWORD: nojail
. /etc/rc.subr
. /etc/network.subr
name="ipfw"
rcvar="firewall_enable"
start_cmd="ipfw_start"
start_precmd="ipfw_precmd"
stop_cmd="ipfw_stop"
ipfw_precmd()
{
if ! ${SYSCTL} net.inet.ip.fw.enable > /dev/null 2>&1; then
if ! kldload ipfw; then
warn unable to load firewall module.
return 1
fi
fi
if checkyesno dummynet_enable; then
required_modules="$required_modules dummynet"
fi
return 0
}
ipfw_start()
{
# set the firewall rules script if none was specified
[ -z "${firewall_script}" ] && firewall_script=/etc/rc.firewall
if [ -r "${firewall_script}" ]; then
if [ -f /etc/rc.d/natd ] ; then
/etc/rc.d/natd start
fi
/bin/sh "${firewall_script}"
echo 'Firewall rules loaded.'
elif [ "`ipfw list 65535`" = "65535 deny ip from any to any" ]; then
echo 'Warning: kernel has firewall functionality, but' \
' firewall rules are not enabled.'
echo ' All ip services are disabled.'
fi
# Firewall logging
#
if checkyesno firewall_logging; then
echo 'Firewall logging enabled.'
sysctl net.inet.ip.fw.verbose=1 >/dev/null
fi
# Enable the firewall
#
${SYSCTL_W} net.inet.ip.fw.enable=1
}
ipfw_stop()
{
# Disable the firewall
#
${SYSCTL_W} net.inet.ip.fw.enable=0
if [ -f /etc/rc.d/natd ] ; then
/etc/rc.d/natd stop
fi
}
load_rc_config $name
run_rc_command "$1"
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