ipfw revision 208060
1#!/bin/sh 2# 3# $FreeBSD: head/etc/rc.d/ipfw 208060 2010-05-14 04:53:57Z 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" 17start_postcmd="ipfw_poststart" 18stop_cmd="ipfw_stop" 19required_modules="ipfw" 20 21set_rcvar_obsolete ipv6_firewall_enable 22 23ipfw_prestart() 24{ 25 if checkyesno dummynet_enable; then 26 required_modules="$required_modules dummynet" 27 fi 28 29 if checkyesno firewall_nat_enable; then 30 if ! checkyesno natd_enable; then 31 required_modules="$required_modules ipfw_nat" 32 fi 33 fi 34} 35 36ipfw_start() 37{ 38 local _firewall_type 39 40 _firewall_type=$1 41 42 # set the firewall rules script if none was specified 43 [ -z "${firewall_script}" ] && firewall_script=/etc/rc.firewall 44 45 if [ -r "${firewall_script}" ]; then 46 /bin/sh "${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 62ipfw_poststart() 63{ 64 local _coscript 65 66 # Start firewall coscripts 67 # 68 for _coscript in ${firewall_coscripts} ; do 69 if [ -f "${_coscript}" ]; then 70 ${_coscript} quietstart 71 fi 72 done 73 74 # Enable the firewall 75 # 76 if ! ${SYSCTL_W} net.inet.ip.fw.enable=1 1>/dev/null 2>&1; then 77 warn "failed to enable IPv4 firewall" 78 fi 79 if afexists inet6; then 80 if ! ${SYSCTL_W} net.inet6.ip6.fw.enable=1 1>/dev/null 2>&1 81 then 82 warn "failed to enable IPv6 firewall" 83 fi 84 fi 85} 86 87ipfw_stop() 88{ 89 local _coscript 90 91 # Disable the firewall 92 # 93 ${SYSCTL_W} net.inet.ip.fw.enable=0 94 if afexists inet6; then 95 ${SYSCTL_W} net.inet6.ip6.fw.enable=0 96 fi 97 98 # Stop firewall coscripts 99 # 100 for _coscript in `reverse_list ${firewall_coscripts}` ; do 101 if [ -f "${_coscript}" ]; then 102 ${_coscript} quietstop 103 fi 104 done 105} 106 107load_rc_config $name 108firewall_coscripts="/etc/rc.d/natd ${firewall_coscripts}" 109 110run_rc_command $* 111