+++ /dev/null
-# $Id: Makefile 5624 2006-11-23 00:29:07Z nbd $
-
-include $(TOPDIR)/rules.mk
-
-PKG_NAME:=tayga
-PKG_VERSION:=0.9.2
-PKG_RELEASE:=1
-
-PKG_SOURCE:=tayga-$(PKG_VERSION).tar.bz2
-PKG_SOURCE_URL:=http://www.litech.org/tayga/
-PKG_MD5SUM:=7a7b24165ce008df772f398d86fa280e
-PKG_CAT:=bzcat
-
-PKG_BUILD_DIR:=$(BUILD_DIR)/tayga-$(PKG_VERSION)
-PKG_FIXUP:=autoreconf
-
-include $(INCLUDE_DIR)/package.mk
-
-define Package/tayga
- SECTION:=net
- CATEGORY:=Network
- DEPENDS:=+ip +kmod-ipv6 +kmod-tun
- TITLE:=Out-of-kernel stateless NAT64 implementation for Linux
- URL:=http://www.litech.org/tayga/
-endef
-
-define Package/tayga/description
- TAYGA is an out-of-kernel stateless NAT64 implementation for
- Linux. It uses the TUN driver to exchange packets with the
- kernel, which is the same driver used by OpenVPN and QEMU/KVM.
-endef
-
-# TODO: port scripts to netifd
-ifdef CONFIG_PACAKGE_netifd
- define Package/tayga/install
- $(INSTALL_DIR) $(1)/usr/sbin
- $(INSTALL_BIN) $(PKG_BUILD_DIR)/tayga $(1)/usr/sbin/
- endef
-else
- define Package/tayga/install
- $(INSTALL_DIR) $(1)/usr/sbin $(1)/lib/network $(1)/etc/hotplug.d/iface
- $(INSTALL_BIN) $(PKG_BUILD_DIR)/tayga $(1)/usr/sbin/
- $(INSTALL_DATA) ./files/tayga.sh $(1)/lib/network/tayga.sh
- $(INSTALL_DATA) ./files/tayga.hotplug $(1)/etc/hotplug.d/iface/95-tayga
- endef
-endif
-
-$(eval $(call BuildPackage,tayga))
+++ /dev/null
-#!/bin/sh
-
-if [ "$ACTION" = ifup ]; then
- . /lib/functions.sh
-
- include /lib/network
- scan_interfaces
-
- update_tunnel() {
- local cfg="$1"
-
- local proto
- config_get proto "$cfg" proto
- [ "$proto" = tayga ] || return 0
-
- local wandev4
- config_get wandev4 "$cfg" wan4_device "$(find_tayga_wanif4)"
-
- local wandev6
- config_get wandev6 "$cfg" wan6_device "$(find_tayga_wanif6)"
-
- [ "$wandev4" = "$DEVICE" ] || [ "$wandev6" = "$DEVICE" ] || return 0
-
- local wanip4=$(find_tayga_wanip4 "$wandev4")
- local wanip6=$(find_tayga_wanip6 "$wandev6")
-
- [ -n "$wanip4" ] && [ -n "$wanip6" ] && {
- uci_set_state network "$cfg" ipv4addr "$wanip4"
- uci_set_state network "$cfg" ipv6addr "$wanip6"
-
- logger -t tayga-update "Re-establishing tayga NAT64 due to change on $INTERFACE ($DEVICE)"
- ifup "$cfg" &
- }
- }
-
- config_foreach update_tunnel interface
-fi
+++ /dev/null
-# tayga.sh - NAT64 backend
-
-find_tayga_wanif4() {
- local if=$(ip -4 r l e 0.0.0.0/0); if="${if#default* dev }"; if="${if%% *}"
- [ -n "$if" ] && grep -qs "^ *$if:" /proc/net/dev && echo "$if"
-}
-
-find_tayga_wanip4() {
- local ip=$(ip -4 a s dev "$1"); ip="${ip#*inet }"
- echo "${ip%%[^0-9.]*}"
-}
-
-find_tayga_wanif6() {
- local if=$(ip -6 r l e ::/0); if="${if#default* dev }"; if="${if%% *}"
- [ -n "$if" ] && grep -qs "^ *$if:" /proc/net/dev && echo "$if"
-}
-
-find_tayga_wanip6() {
- local ip=$(ip -6 a s dev "$1"); ip="${ip#*inet6 }"
- echo "${ip%%[^0-9A-Fa-f:]*}"
-}
-
-# Hook into scan_interfaces() to synthesize a .device option
-# This is needed for /sbin/ifup to properly dispatch control
-# to setup_interface_tayga() even if no .ifname is set in
-# the configuration.
-scan_tayga() {
- config_set "$1" device "tayga-$1"
-}
-
-coldplug_interface_tayga() {
- setup_interface_tayga "tayga-$1" "$1"
-}
-
-tayga_add_static_mappings() {
- local tmpconf="$1"
-
- (
- . /lib/functions.sh
- config_load firewall
-
- tayga_map_rule_add() {
- local cfg="$1"
- local tmpconf="$2"
- local ipv4_addr ipv6_addr
- config_get ipv4_addr "$cfg" ipv4_addr ""
- config_get ipv6_addr "$cfg" ipv6_addr ""
- [ -n "$ipv4_addr" ] && [ -n "$ipv6_addr" ] &&
- echo "map $ipv4_addr $ipv6_addr" >>$tmpconf
- }
-
- config_foreach tayga_map_rule_add nat64 "$tmpconf"
- )
-}
-
-setup_interface_tayga() {
- local iface="$1"
- local cfg="$2"
- local link="tayga-$cfg"
-
- local ipv4_addr ipv6_addr prefix dynamic_pool
-
- config_get ipv4_addr "$cfg" ipv4_addr
- config_get ipv6_addr "$cfg" ipv6_addr
- config_get prefix "$cfg" prefix
- config_get dynamic_pool "$cfg" dynamic_pool
-
- local args
-
- include /lib/network
- scan_interfaces
-
- local wanip4=$(uci_get network "$cfg" ipv4addr)
- local wanip6=$(uci_get network "$cfg" ipv6addr)
-
- local wanif4=$(find_tayga_wanif4)
- local wanif6=$(find_tayga_wanif6)
-
- [ -z "$wanip4" ] && {
- [ -n "$wanif4" ] && {
- wanip4=$(find_tayga_wanip4 "$wanif4")
- uci_set_state network "$cfg" wan4_device "$wanif4"
- }
- }
-
- [ -z "$wanip6" ] && {
- [ -n "$wanif6" ] && {
- wanip6=$(find_tayga_wanip6 "$wanif6")
- uci_set_state network "$cfg" wan6_device "$wanif6"
- }
- }
-
- [ -n "$wanip4" ] && [ -n "$wanip6" ] || {
- echo "Cannot determine local IPv4 and IPv6 addressed for tayga NAT64 $cfg - skipping"
- return 1
- }
-
- local tmpconf="/var/etc/tayga-$cfg.conf"
- args="-c $tmpconf"
- mkdir -p /var/etc
- mkdir -p /var/run/tayga/$cfg
-
- echo "tun-device $link" >$tmpconf
- echo "ipv4-addr $ipv4_addr" >>$tmpconf
- [ -n "$ipv6_addr" ] &&
- echo "ipv6-addr $ipv6_addr" >>$tmpconf
- [ -n "$prefix" ] &&
- echo "prefix $prefix" >>$tmpconf
-
- tayga_add_static_mappings "$tmpconf"
-
- [ -n "$dynamic_pool" ] &&
- echo "dynamic-pool $dynamic_pool" >>$tmpconf
- echo "data-dir /var/run/tayga/$cfg" >>$tmpconf
-
- # creating the tunnel below will trigger a net subsystem event
- # prevent it from touching or iface by disabling .auto here
- uci_set_state network "$cfg" ifname $link
- uci_set_state network "$cfg" auto 0
-
- # here we create TUN device and check configuration
- tayga $args --mktun || return 1
-
- ip link set "$link" up
-
- ip addr add "$wanip4" dev "$link"
- ip addr add "$wanip6" dev "$link"
-
- [ -n "$dynamic_pool" ] &&
- ip -4 route add "$dynamic_pool" dev "$link"
- [ -n "$prefix" ] &&
- ip -6 route add "$prefix" dev "$link"
-
- start-stop-daemon -S -x tayga -- $args -p /var/run/$link.pid
-
- env -i ACTION="ifup" DEVICE="$link" INTERFACE="$cfg" PROTO="tayga" \
- /sbin/hotplug-call iface
-}
-
-stop_interface_tayga() {
- local cfg="$1"
- local link="tayga-$cfg"
-
- env -i ACTION="ifdown" DEVICE="$link" INTERFACE="$cfg" PROTO="tayga" \
- /sbin/hotplug-call iface
-
- service_kill tayga "/var/run/$link.pid"
-
- ip link set "$link" down
- ip addr flush dev "$link"
- ip route flush dev "$link"
-}
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