2 # dslite.sh - IPv4-in-IPv6 tunnel backend
3 # Copyright (c) 2013 OpenWrt.org
5 [ -n "$INCLUDE_ONLY" ] ||
{
7 .
/lib
/functions
/network.sh
12 proto_dslite_setup
() {
15 local link
="dslite-$cfg"
17 local mtu ttl peeraddr ip6addr tunlink zone weakif
18 json_get_vars mtu ttl peeraddr ip6addr tunlink zone weakif
20 [ -z "$peeraddr" ] && {
21 proto_notify_error
"$cfg" "MISSING_ADDRESS"
22 proto_block_restart
"$cfg"
26 ( proto_add_host_dependency
"$cfg" "::" "$tunlink" )
28 [ -z "$ip6addr" ] && {
29 local wanif
="$tunlink"
30 if [ -z "$wanif" ] && ! network_find_wan6 wanif
; then
31 proto_notify_error
"$cfg" "NO_WAN_LINK"
35 if ! network_get_ipaddr6 ip6addr
"$wanif"; then
36 [ -z "$weakif" ] && weakif
="lan"
37 if ! network_get_ipaddr6 ip6addr
"$weakif"; then
38 proto_notify_error
"$cfg" "NO_WAN_LINK"
44 proto_init_update
"$link" 1
45 proto_add_ipv4_route
"0.0.0.0" 0
46 proto_add_ipv4_address
"192.0.0.2" "" "" "192.0.0.1"
49 json_add_string mode ipip6
50 json_add_int mtu
"${mtu:-1280}"
51 json_add_int ttl
"${ttl:-64}"
52 json_add_string
local "$ip6addr"
53 json_add_string remote
"$peeraddr"
54 [ -n "$tunlink" ] && json_add_string link
"$tunlink"
58 [ -n "$zone" ] && json_add_string zone
"$zone"
60 json_add_array firewall
62 json_add_string
type nat
63 json_add_string target ACCEPT
68 proto_send_update
"$cfg"
71 proto_dslite_teardown
() {
75 proto_dslite_init_config
() {
79 proto_config_add_string
"ip6addr"
80 proto_config_add_string
"peeraddr"
81 proto_config_add_string
"tunlink"
82 proto_config_add_int
"mtu"
83 proto_config_add_int
"ttl"
84 proto_config_add_string
"zone"
85 proto_config_add_string
"weakif"
88 [ -n "$INCLUDE_ONLY" ] ||
{