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authornbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2006-04-05 02:09:22 +0000
committernbd <nbd@3c298f89-4303-0410-b956-a3cf2f4a3e73>2006-04-05 02:09:22 +0000
commit93701b2bec2b99d8113d8a6d9b97153e87a7e5aa (patch)
tree2a8ba6aa03cd4a2eaaa417fd47c30ebc71e73e5f /openwrt/package/base-files/default/etc/init.d/S45firewall
parent9ce1fe9aaa459cf48fcb1e89537cbe0456d7dfac (diff)
large init script cleanup and merge of whiterussian changes, new dnsmasq config handling
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@3588 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'openwrt/package/base-files/default/etc/init.d/S45firewall')
-rwxr-xr-xopenwrt/package/base-files/default/etc/init.d/S45firewall96
1 files changed, 0 insertions, 96 deletions
diff --git a/openwrt/package/base-files/default/etc/init.d/S45firewall b/openwrt/package/base-files/default/etc/init.d/S45firewall
deleted file mode 100755
index 8c67d82b1..000000000
--- a/openwrt/package/base-files/default/etc/init.d/S45firewall
+++ /dev/null
@@ -1,96 +0,0 @@
-#!/bin/sh
-
-## Please make changes in /etc/firewall.user
-${FAILSAFE:+exit}
-
-. /etc/functions.sh
-. /etc/network.overrides
-[ "$FAILSAFE" != "true" -a -e /etc/config/network ] && . /etc/config/network
-
-WAN=$(nvram get wan_ifname)
-LAN=$(nvram get lan_ifname)
-
-## CLEAR TABLES
-for T in filter nat; do
- iptables -t $T -F
- iptables -t $T -X
-done
-
-iptables -N input_rule
-iptables -N output_rule
-iptables -N forwarding_rule
-
-iptables -t nat -N prerouting_rule
-iptables -t nat -N postrouting_rule
-
-### INPUT
-### (connections with the router as destination)
-
- # base case
- iptables -P INPUT DROP
- iptables -A INPUT -m state --state INVALID -j DROP
- iptables -A INPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
- iptables -A INPUT -p tcp --tcp-flags SYN SYN --tcp-option \! 2 -j DROP
-
- #
- # insert accept rule or to jump to new accept-check table here
- #
- iptables -A INPUT -j input_rule
-
- # allow
- iptables -A INPUT ${WAN:+-i \! $WAN} -j ACCEPT # allow from lan/wifi interfaces
- iptables -A INPUT -p icmp -j ACCEPT # allow ICMP
- iptables -A INPUT -p gre -j ACCEPT # allow GRE
-
- # reject (what to do with anything not allowed earlier)
- iptables -A INPUT -p tcp -j REJECT --reject-with tcp-reset
- iptables -A INPUT -j REJECT --reject-with icmp-port-unreachable
-
-### OUTPUT
-### (connections with the router as source)
-
- # base case
- iptables -P OUTPUT DROP
- iptables -A OUTPUT -m state --state INVALID -j DROP
- iptables -A OUTPUT -m state --state RELATED,ESTABLISHED -j ACCEPT
-
- #
- # insert accept rule or to jump to new accept-check table here
- #
- iptables -A OUTPUT -j output_rule
-
- # allow
- iptables -A OUTPUT -j ACCEPT #allow everything out
-
- # reject (what to do with anything not allowed earlier)
- iptables -A OUTPUT -p tcp -j REJECT --reject-with tcp-reset
- iptables -A OUTPUT -j REJECT --reject-with icmp-port-unreachable
-
-### FORWARDING
-### (connections routed through the router)
-
- # base case
- iptables -P FORWARD DROP
- iptables -A FORWARD -m state --state INVALID -j DROP
- iptables -A FORWARD -p tcp --tcp-flags SYN,RST SYN -j TCPMSS --clamp-mss-to-pmtu
- iptables -A FORWARD -m state --state RELATED,ESTABLISHED -j ACCEPT
-
- #
- # insert accept rule or to jump to new accept-check table here
- #
- iptables -A FORWARD -j forwarding_rule
-
- # allow
- iptables -A FORWARD -i br0 -o br0 -j ACCEPT
- [ -z "$WAN" ] || iptables -A FORWARD -i $LAN -o $WAN -j ACCEPT
-
- # reject (what to do with anything not allowed earlier)
- # uses the default -P DROP
-
-### MASQ
- iptables -t nat -A PREROUTING -j prerouting_rule
- iptables -t nat -A POSTROUTING -j postrouting_rule
- [ -z "$WAN" ] || iptables -t nat -A POSTROUTING -o $WAN -j MASQUERADE
-
-## USER RULES
-[ -f /etc/firewall.user ] && . /etc/firewall.user