Initial commit

package/network/config/ipip/Makefile

@@ -0,0 +1,40 @@
+#
+# Copyright (C) 2014 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:=ipip
+PKG_RELEASE:=4
+PKG_LICENSE:=GPL-2.0
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/ipip
+  SECTION:=net
+  CATEGORY:=Network
+  MAINTAINER:=Hans Dedecker <dedeckeh@gmail.com>
+  TITLE:=IP in IP Tunnel config support
+  DEPENDS:= +kmod-ipip +resolveip
+  PKGARCH:=all
+endef
+
+define Package/ipip/description
+ IP in IP Tunnel config support in /etc/config/network.
+endef
+
+define Build/Compile
+endef
+
+define Build/Configure
+endef
+
+define Package/ipip/install
+	$(INSTALL_DIR) $(1)/lib/netifd/proto
+	$(INSTALL_BIN) ./files/ipip.sh $(1)/lib/netifd/proto/ipip.sh
+endef
+
+$(eval $(call BuildPackage,ipip))

package/network/config/ipip/files/ipip.sh

@@ -0,0 +1,94 @@
+#!/bin/sh
+
+[ -n "$INCLUDE_ONLY" ] || {
+	. /lib/functions.sh
+	. /lib/functions/network.sh
+	. ../netifd-proto.sh
+	init_proto "$@"
+}
+
+proto_ipip_setup() {
+	local cfg="$1"
+	local remoteip
+
+	local df ipaddr peeraddr tunlink ttl tos zone mtu
+	json_get_vars df ipaddr peeraddr tunlink ttl tos zone mtu nohostroute
+
+	[ -z "$peeraddr" ] && {
+		proto_notify_error "$cfg" "MISSING_PEER_ADDRESS"
+		proto_block_restart "$cfg"
+		return
+	}
+
+	remoteip=$(resolveip -t 10 -4 "$peeraddr")
+
+	if [ -z "$remoteip" ]; then
+		proto_notify_error "$cfg" "PEER_RESOLVE_FAIL"
+		return
+	fi
+
+	for ip in $remoteip; do
+		peeraddr=$ip
+		break
+	done
+
+	if [ "${nohostroute}" != "1" ]; then
+		( proto_add_host_dependency "$cfg" "$peeraddr" "$tunlink" )
+	fi
+
+	[ -z "$ipaddr" ] && {
+		local wanif="$tunlink"
+		if [ -z $wanif ] && ! network_find_wan wanif; then
+			proto_notify_error "$cfg" "NO_WAN_LINK"
+			return
+		fi
+
+		if ! network_get_ipaddr ipaddr "$wanif"; then
+			proto_notify_error "$cfg" "NO_WAN_LINK"
+			return
+		fi
+	}
+
+	proto_init_update "ipip-$cfg" 1
+
+	proto_add_tunnel
+	json_add_string mode "ipip"
+	json_add_int mtu "${mtu:-1280}"
+	json_add_int ttl "${ttl:-64}"
+	[ -n "$tos" ] && json_add_string tos "$tos"
+	json_add_string local "$ipaddr"
+	json_add_string remote "$peeraddr"
+	[ -n "$tunlink" ] && json_add_string link "$tunlink"
+	json_add_boolean df "${df:-1}"
+
+	proto_close_tunnel
+
+	proto_add_data
+	[ -n "$zone" ] && json_add_string zone "$zone"
+	proto_close_data
+
+	proto_send_update "$cfg"
+}
+
+proto_ipip_teardown() {
+	local cfg="$1"
+}
+
+proto_ipip_init_config() {
+	no_device=1
+	available=1
+
+	proto_config_add_int "mtu"
+	proto_config_add_int "ttl"
+	proto_config_add_string "tos"
+	proto_config_add_string "tunlink"
+	proto_config_add_string "zone"
+	proto_config_add_string "ipaddr"
+	proto_config_add_string "peeraddr"
+	proto_config_add_boolean "df"
+	proto_config_add_boolean "nohostroute"
+}
+
+[ -n "$INCLUDE_ONLY" ] || {
+	add_protocol ipip
+}