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Code Activity

prepare for moving part of the firewall to hotplug. created new chains {input,forwarding,prerouting}_wan for wan port forwardings and updated the examples. syntax of /etc/config/firewall unchanged and old firewall.user files are still compatible

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@5878 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
nbd
2006-12-20 05:58:41 +00:00
parent afacc5b25a
commit 49166d75b6
3 changed files with 25 additions and 29 deletions
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8
package/iptables/files/firewall.init
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@@ -18,10 +18,13 @@ start() {
done
iptables -N input_rule
iptables -N input_wan
iptables -N output_rule
iptables -N forwarding_rule
iptables -N forwarding_wan
iptables -t nat -N prerouting_rule
iptables -t nat -N prerouting_wan
iptables -t nat -N postrouting_rule
iptables -N LAN_ACCEPT
@@ -42,6 +45,7 @@ start() {
# insert accept rule or to jump to new accept-check table here
#
iptables -A INPUT -j input_rule
[ -z "$WAN" ] || iptables -A INPUT -i $WAN -j input_wan
# allow
iptables -A INPUT -j LAN_ACCEPT # allow from lan/wifi interfaces
@@ -85,6 +89,7 @@ start() {
# insert accept rule or to jump to new accept-check table here
#
iptables -A FORWARD -j forwarding_rule
[ -z "$WAN" ] || iptables -A FORWARD -i $WAN -j forwarding_wan
# allow
iptables -A FORWARD -i $LAN -o $LAN -j ACCEPT
@@ -95,6 +100,7 @@ start() {
### MASQ
iptables -t nat -A PREROUTING -j prerouting_rule
[ -z "$WAN" ] || iptables -t nat -A PREROUTING -i "$WAN" -j prerouting_wan
iptables -t nat -A POSTROUTING -j postrouting_rule
[ -z "$WAN" ] || iptables -t nat -A POSTROUTING -o $WAN -j MASQUERADE
@@ -111,8 +117,10 @@ stop() {
iptables -P OUTPUT ACCEPT
iptables -P FORWARD ACCEPT
iptables -F
iptables -X
iptables -t nat -P PREROUTING ACCEPT
iptables -t nat -P POSTROUTING ACCEPT
iptables -t nat -P OUTPUT ACCEPT
iptables -t nat -F
iptables -t nat -X
}