adds a new uci firewall

- iptbales and netfilter packages need to be rewrapped when we switch to this firewall as default
- there are some examples in the file /etc/config/firewall
- iptables-save/restore are still missing
- hotplug takes care of adding/removing netdevs during runtime
- misisng features ? wishes ? let me know ...



git-svn-id: svn://svn.openwrt.org/openwrt/trunk@12089 3c298f89-4303-0410-b956-a3cf2f4a3e73

1 files changed, 30 insertions, 0 deletions

diff --git a/package/firewall/files/old/firewall.user b/package/firewall/files/old/firewall.user
new file mode 100644
index 000000000..f4eb18ef7
--- /dev/null
+++ b/package/firewall/files/old/firewall.user
@@ -0,0 +1,30 @@
+#!/bin/sh
+# Copyright (C) 2006 OpenWrt.org
+
+iptables -F input_rule
+iptables -F output_rule
+iptables -F forwarding_rule
+iptables -t nat -F prerouting_rule
+iptables -t nat -F postrouting_rule
+
+# The following chains are for traffic directed at the IP of the 
+# WAN interface
+
+iptables -F input_wan
+iptables -F forwarding_wan
+iptables -t nat -F prerouting_wan
+
+### Open port to WAN
+## -- This allows port 22 to be answered by (dropbear on) the router
+# iptables -t nat -A prerouting_wan -p tcp --dport 22 -j ACCEPT 
+# iptables        -A input_wan      -p tcp --dport 22 -j ACCEPT
+
+### Port forwarding
+## -- This forwards port 8080 on the WAN to port 80 on 192.168.1.2
+# iptables -t nat -A prerouting_wan -p tcp --dport 8080 -j DNAT --to 192.168.1.2:80
+# iptables        -A forwarding_wan -p tcp --dport 80 -d 192.168.1.2 -j ACCEPT
+
+### DMZ
+## -- Connections to ports not handled above will be forwarded to 192.168.1.2
+# iptables -t nat -A prerouting_wan -j DNAT --to 192.168.1.2
+# iptables        -A forwarding_wan -d 192.168.1.2 -j ACCEPT