Move the helper scripts to setup IPv6 connectivity fo the 6scripts package

git-svn-id: svn://svn.openwrt.org/openwrt/packages@11859 3c298f89-4303-0410-b956-a3cf2f4a3e73

ipv6/6scripts/Makefile

@@ -0,0 +1,48 @@
+#
+# Copyright (C) 2007 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+# $Id: Makefile 9802 2007-12-19 08:30:28Z florian $
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=6scripts
+PKG_VERSION:=0.1
+PKG_RELEASE:=1
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/6scripts
+  SECTION:=ipv6
+  CATEGORY:=IPv6
+  TITLE:=IPv6 scripts
+endef
+
+define Package/6tunnel/description
+IPv6 scripts to setup ipv6 connectivy using 6to4 tunnels
+or bridged ipv6 connectivity.
+endef
+
+define Package/6scripts/conffiles
+/etc/config/6tunnel
+/etc/config/6bridge
+endef
+
+define Build/Compile
+endef
+
+define Build/Configure
+endef
+
+define Package/6scripts/install
+	$(INSTALL_DIR) $(1)/etc/config
+	$(INSTALL_DATA) ./files/6tunnel.conf $(1)/etc/config/6tunnel
+	$(INSTALL_DATA) ./files/6bridge.conf $(1)/etc/config/6bridge
+	$(INSTALL_DIR) $(1)/etc/init.d
+	$(INSTALL_BIN) ./files/6tunnel.init $(1)/etc/init.d/6tunnel
+	$(INSTALL_BIN) ./files/6bridge.init $(1)/etc/init.d/6bridge
+endef
+
+$(eval $(call BuildPackage,6scripts))

ipv6/6scripts/files/6bridge.conf

@@ -0,0 +1,2 @@
+config 6bridge
+	option bridge	'bripv6'	

ipv6/6scripts/files/6bridge.init

@@ -0,0 +1,53 @@
+#!/bin/sh /etc/rc.common
+START=46
+STOP=46
+
+start_service() {
+	local section="$1"
+	
+	include /lib/network
+	scan_interfaces
+	config_load /var/state/network
+
+	config_get LAN lan ifname
+	config_get WAN wan ifname
+	config_get bridge "$section" bridge
+
+	brctl addbr $bridge
+	brctl addif $bridge $LAN
+	brctl addif $bridge $WAN
+	brctl setfd $bridge 0
+        ebtables -t broute -A BROUTING -i $WAN -p ! ipv6 -j DROP
+        ifconfig $bridge up
+}
+
+stop_service() {
+        local section="$1"
+
+        include /lib/network
+        scan_interfaces
+        config_load /var/state/network
+
+        config_get LAN lan ifname
+        config_get WAN wan ifname
+        config_get bridge "$section" bridge
+
+        ifconfig $bridge down
+        ebtables -t broute -F
+        brctl delif $bridge $WAN
+        brctl delif $bridge $LAN
+        brctl delbr $bridge
+}
+start() {
+        if ! [ -f /proc/net/if_inet6 ]; then
+                echo "IPv6 not enabled, install kmod-ipv6";
+                exit 1;
+        fi
+        config_load "6bridge"
+        config_foreach start_service 6bridge
+}
+
+stop () {
+        config_load "6bridge"
+        config_foreach stop_service 6bridge
+}

ipv6/6scripts/files/6tunnel.conf

@@ -0,0 +1,6 @@
+config 6tunnel
+        option tnlifname     'sixbone'
+        option remoteip4	''
+	option localip4		''
+	option localip6		''
+	option prefix		'/64'

ipv6/6scripts/files/6tunnel.init

@@ -0,0 +1,64 @@
+#!/bin/sh /etc/rc.common
+START=46
+STOP=46
+
+start_service() {
+	local section="$1"
+	
+	include /lib/network
+	scan_interfaces
+	config_load /var/state/network
+
+	config_get LAN lan ifname
+        config_get tnlifname "$section" tnlifname
+	config_get remoteip4 "$section" remoteip4
+	config_get localip4 "$section" localip4
+	config_get localip6 "$section" localip6
+	config_get prefix "$section" prefix
+
+	ip tunnel add $tnlifname mode sit remote $remoteip4 local $localip4 ttl 255
+	ifconfig $tnlifname up
+	ip addr add $localip6 dev $tnlifname
+	ip route add ::/0 dev $tnlifname
+	ip route add 2000::/3 dev $tnlifname
+	ip -6 addr add $prefix dev $LAN
+}
+
+stop_service() {
+	local section="$1"
+	
+	include /lib/network
+	scan_interfaces
+	config_load /var/state/network
+
+	config_get LAN lan ifname
+        config_get tnlifname "$section" tnlifname
+	config_get remoteip4 "$section" remoteip4
+	config_get localip4 "$section" localip4
+	config_get localip6 "$section" localip6
+	config_get prefix "$section" prefix
+
+	ip -6 addr del $prefix dev $LAN
+	ip -6 ro del 2000::/3 dev $tnlifname
+	ip -6 ro del ::/0 dev $tnlifname
+	ip addr del $localip6 dev $tnlifname
+	ifconfig $tnlifname down
+	ip tunnel del $tnlifname
+}
+start() {
+	if ! [ -f /proc/net/if_inet6 ]; then
+		echo "IPv6 not enabled, install kmod-ipv6";
+		exit 1;
+	fi
+	if ! [ -x /sbin/ip ]; then
+		echo "ip is required to setup the tunnel";
+		exit 1;
+	fi
+	config_load "6tunnel"
+	config_foreach start_service 6tunnel
+}
+
+stop () {
+	config_load "6tunnel"
+	config_foreach stop_service 6tunnel
+}