From 10ca3f076590d9025840c0c479e8673da4fd18bb Mon Sep 17 00:00:00 2001
From: cyrus <cyrus@3c298f89-4303-0410-b956-a3cf2f4a3e73>
Date: Wed, 24 Apr 2013 14:17:24 +0000
Subject: firewall3: Make IPv6 ULA-Border generation dynamic

This fixes working behind another router which gives out ULAs.

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@36416 3c298f89-4303-0410-b956-a3cf2f4a3e73
---
 package/network/config/firewall3/Makefile          |  4 +++-
 .../network/config/firewall3/files/firewall.config | 26 ++++++----------------
 .../config/firewall3/files/ipv6-ula-border.sh      |  6 +++++
 3 files changed, 16 insertions(+), 20 deletions(-)
 create mode 100644 package/network/config/firewall3/files/ipv6-ula-border.sh

(limited to 'package/network/config/firewall3')

diff --git a/package/network/config/firewall3/Makefile b/package/network/config/firewall3/Makefile
index 5455f8f08..0e9053f1e 100644
--- a/package/network/config/firewall3/Makefile
+++ b/package/network/config/firewall3/Makefile
@@ -8,7 +8,7 @@
 include $(TOPDIR)/rules.mk
 
 PKG_NAME:=firewall3
-PKG_VERSION:=2013-03-22
+PKG_VERSION:=2013-04-24
 PKG_RELEASE:=$(PKG_SOURCE_VERSION)
 
 PKG_SOURCE_PROTO:=git
@@ -49,6 +49,8 @@ define Package/firewall3/install
 	$(INSTALL_DATA) ./files/firewall.config $(1)/etc/config/firewall
 	$(INSTALL_DIR) $(1)/etc/
 	$(INSTALL_DATA) ./files/firewall.user $(1)/etc/firewall.user
+	$(INSTALL_DIR) $(1)/usr/share/firewall/
+	$(INSTALL_BIN) ./files/ipv6-ula-border.sh $(1)/usr/share/firewall/ipv6-ula-border.sh
 endef
 
 $(eval $(call BuildPackage,firewall3))
diff --git a/package/network/config/firewall3/files/firewall.config b/package/network/config/firewall3/files/firewall.config
index 6acfe1e86..fa09b6819 100644
--- a/package/network/config/firewall3/files/firewall.config
+++ b/package/network/config/firewall3/files/firewall.config
@@ -95,29 +95,17 @@ config rule
 	option family		ipv6
 	option target		ACCEPT
 
-# Block ULA-traffic from leaking out
-config rule
-	option name		Enforce-ULA-Border-Src
-	option src		*
-	option dest		wan
-	option proto		all
-	option src_ip		fc00::/7
-	option family		ipv6
-	option target		REJECT
-
-config rule
-	option name		Enforce-ULA-Border-Dest
-	option src		*
-	option dest		wan
-	option proto		all
-	option dest_ip		fc00::/7
-	option family		ipv6
-	option target		REJECT
-
 # include a file with users custom iptables rules
 config include
 	option path /etc/firewall.user
 
+# include IPv6 ULA-border
+config include
+	option type script
+	option path /usr/share/firewall/ipv6-ula-border.sh
+	option family IPv6
+	option reload 1
+
 
 ### EXAMPLE CONFIG SECTIONS
 # do not allow a specific ip to access wan
diff --git a/package/network/config/firewall3/files/ipv6-ula-border.sh b/package/network/config/firewall3/files/ipv6-ula-border.sh
new file mode 100644
index 000000000..ebd23a985
--- /dev/null
+++ b/package/network/config/firewall3/files/ipv6-ula-border.sh
@@ -0,0 +1,6 @@
+#!/bin/sh
+ULA_PREFIX=$(uci -q get network.globals.ula_prefix)
+[ -n "$ULA_PREFIX" ] || exit 0
+
+ip6tables -I delegate_forward -s $ULA_PREFIX -m comment --comment "Enforce ULA-Border" -j zone_wan_dest_REJECT
+ip6tables -I delegate_forward -d $ULA_PREFIX -m comment --comment "Enforce ULA-Border" -j zone_wan_dest_REJECT
-- 
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