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-rw-r--r--package/network/ipv6/ds-lite/Makefile42
-rwxr-xr-xpackage/network/ipv6/ds-lite/files/dslite.sh74
2 files changed, 116 insertions, 0 deletions
diff --git a/package/network/ipv6/ds-lite/Makefile b/package/network/ipv6/ds-lite/Makefile
new file mode 100644
index 0000000000..ecbcf6b398
--- /dev/null
+++ b/package/network/ipv6/ds-lite/Makefile
@@ -0,0 +1,42 @@
+#
+# Copyright (C) 2013 OpenWrt.org
+#
+# This is free software, licensed under the GNU General Public License v2.
+# See /LICENSE for more information.
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=ds-lite
+PKG_VERSION:=1
+PKG_RELEASE:=1
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/ds-lite
+ SECTION:=ipv6
+ CATEGORY:=IPv6
+ DEPENDS:=+kmod-ipv6 +kmod-ip6-tunnel
+ TITLE:=Dual-Stack Lite (DS-Lite) configuration support
+ MAINTAINER:=Steven Barth <steven@midlink.org>
+ PKGARCH:=all
+endef
+
+define Package/ds-lite/description
+Provides support for Dual-Stack Lite in /etc/config/network.
+Refer to http://wiki.openwrt.org/doc/uci/network for
+configuration details.
+endef
+
+define Build/Compile
+endef
+
+define Build/Configure
+endef
+
+define Package/ds-lite/install
+ $(INSTALL_DIR) $(1)/lib/netifd/proto
+ $(INSTALL_BIN) ./files/dslite.sh $(1)/lib/netifd/proto/dslite.sh
+endef
+
+$(eval $(call BuildPackage,ds-lite))
diff --git a/package/network/ipv6/ds-lite/files/dslite.sh b/package/network/ipv6/ds-lite/files/dslite.sh
new file mode 100755
index 0000000000..67887881e1
--- /dev/null
+++ b/package/network/ipv6/ds-lite/files/dslite.sh
@@ -0,0 +1,74 @@
+#!/bin/sh
+# dslite.sh - IPv4-in-IPv6 tunnel backend
+# Copyright (c) 2013 OpenWrt.org
+
+[ -n "$INCLUDE_ONLY" ] || {
+ . /lib/functions.sh
+ . /lib/functions/network.sh
+ . ../netifd-proto.sh
+ init_proto "$@"
+}
+
+proto_dslite_setup() {
+ local cfg="$1"
+ local iface="$2"
+ local link="dslite-$cfg"
+
+ local mtu ttl peeraddr ip6addr tunlink
+ json_get_vars mtu ttl peeraddr ip6addr tunlink
+
+ [ -z "$peeraddr" ] && {
+ proto_notify_error "$cfg" "MISSING_ADDRESS"
+ proto_block_restart "$cfg"
+ return
+ }
+
+ ( proto_add_host_dependency "$cfg" "::" "$tunlink" )
+
+ [ -z "$ip6addr" ] && {
+ local wanif="$tunlink"
+ if [ -z "$wanif" ] && ! network_find_wan6 wanif; then
+ proto_notify_error "$cfg" "NO_WAN_LINK"
+ return
+ fi
+
+ if ! network_get_ipaddr6 ip6addr "$wanif"; then
+ proto_notify_error "$cfg" "NO_WAN_LINK"
+ return
+ fi
+ }
+
+ proto_init_update "$link" 1
+ proto_add_ipv4_route "0.0.0.0" 0
+ proto_add_ipv4_address "192.0.0.2" "" "" "192.0.0.1"
+
+ proto_add_tunnel
+ json_add_string mode ipip6
+ json_add_int mtu "${mtu:-1280}"
+ json_add_int ttl "${ttl:-64}"
+ json_add_string local "$ip6addr"
+ json_add_string remote "$peeraddr"
+ [ -n "$tunlink" ] && json_add_string link "$tunlink"
+ proto_close_tunnel
+
+ proto_send_update "$cfg"
+}
+
+proto_dslite_teardown() {
+ local cfg="$1"
+}
+
+proto_dslite_init_config() {
+ no_device=1
+ available=1
+
+ proto_config_add_string "ip6addr"
+ proto_config_add_string "peeraddr"
+ proto_config_add_string "tunlink"
+ proto_config_add_int "mtu"
+ proto_config_add_int "ttl"
+}
+
+[ -n "$INCLUDE_ONLY" ] || {
+ add_protocol dslite
+}