aboutsummaryrefslogtreecommitdiffstats
path: root/package/6to4/files/6to4.sh
diff options
context:
space:
mode:
Diffstat (limited to 'package/6to4/files/6to4.sh')
-rwxr-xr-xpackage/6to4/files/6to4.sh209
1 files changed, 0 insertions, 209 deletions
diff --git a/package/6to4/files/6to4.sh b/package/6to4/files/6to4.sh
deleted file mode 100755
index 3a616f675b..0000000000
--- a/package/6to4/files/6to4.sh
+++ /dev/null
@@ -1,209 +0,0 @@
-#!/bin/sh
-# 6to4.sh - IPv6-in-IPv4 tunnel backend
-# Copyright (c) 2010-2012 OpenWrt.org
-
-[ -n "$INCLUDE_ONLY" ] || {
- . /lib/functions.sh
- . /lib/functions/network.sh
- . ../netifd-proto.sh
- init_proto "$@"
-}
-
-find_6to4_prefix() {
- local ip4="$1"
- local oIFS="$IFS"; IFS="."; set -- $ip4; IFS="$oIFS"
-
- printf "2002:%02x%02x:%02x%02x\n" $1 $2 $3 $4
-}
-
-test_6to4_rfc1918()
-{
- local oIFS="$IFS"; IFS="."; set -- $1; IFS="$oIFS"
- [ $1 -eq 10 ] && return 0
- [ $1 -eq 192 ] && [ $2 -eq 168 ] && return 0
- [ $1 -eq 172 ] && [ $2 -ge 16 ] && [ $2 -le 31 ] && return 0
-
- # RFC 6598
- [ $1 -eq 100 ] && [ $2 -ge 64 ] && [ $2 -le 127 ] && return 0
-
- return 1
-}
-
-set_6to4_radvd_interface() {
- local cfgid="$1"
- local lanif="${2:-lan}"
- local ifmtu="${3:-1280}"
- local ifsection=""
-
- find_ifsection() {
- local net
- local cfg="$1"
- config_get net "$cfg" interface
-
- [ "$net" = "$lanif" ] && {
- ifsection="$cfg"
- return 1
- }
- }
-
- config_foreach find_ifsection interface
-
- [ -z "$ifsection" ] && {
- ifsection="iface_$sid"
- uci_set_state radvd "$ifsection" "" interface
- uci_set_state radvd "$ifsection" interface "$lanif"
- }
-
- uci_set_state radvd "$ifsection" ignore 0
- uci_set_state radvd "$ifsection" IgnoreIfMissing 1
- uci_set_state radvd "$ifsection" AdvSendAdvert 1
- uci_set_state radvd "$ifsection" MaxRtrAdvInterval 30
- uci_set_state radvd "$ifsection" AdvLinkMTU "$ifmtu"
-}
-
-set_6to4_radvd_prefix() {
- local cfgid="$1"
- local lanif="${2:-lan}"
- local wanif="${3:-wan}"
- local prefix="${4:-0:0:0:1::/64}"
- local vlt="${5:-300}"
- local plt="${6:-120}"
- local pfxsection=""
-
- find_pfxsection() {
- local net base
- local cfg="$1"
- config_get net "$cfg" interface
- config_get base "$cfg" Base6to4Interface
-
- [ "$net" = "$lanif" ] && [ "$base" = "$wanif" ] && {
- pfxsection="$cfg"
- return 1
- }
- }
-
- config_foreach find_pfxsection prefix
-
- [ -z "$pfxsection" ] && {
- pfxsection="prefix_${sid}_${lanif}"
- uci_set_state radvd "$pfxsection" "" prefix
- uci_set_state radvd "$pfxsection" ignore 0
- uci_set_state radvd "$pfxsection" interface "$lanif"
- uci_set_state radvd "$pfxsection" prefix "$prefix"
- uci_set_state radvd "$pfxsection" AdvOnLink 1
- uci_set_state radvd "$pfxsection" AdvAutonomous 1
- uci_set_state radvd "$pfxsection" AdvValidLifetime "$vlt"
- uci_set_state radvd "$pfxsection" AdvPreferredLifetime "$plt"
- uci_set_state radvd "$pfxsection" Base6to4Interface "$wanif"
- }
-}
-
-proto_6to4_setup() {
- local cfg="$1"
- local iface="$2"
- local link="6to4-$cfg"
-
- local mtu ttl ipaddr adv_subnet adv_interface adv_valid_lifetime adv_preferred_lifetime
- json_get_vars mtu ttl ipaddr adv_subnet adv_interface adv_valid_lifetime adv_preferred_lifetime
-
- ( proto_add_host_dependency "$cfg" 0.0.0.0 )
-
- local wanif
- if ! network_find_wan wanif; then
- proto_notify_error "$cfg" "NO_WAN_LINK"
- return
- fi
-
- [ -z "$ipaddr" ] && {
- if ! network_get_ipaddr ipaddr "$wanif"; then
- proto_notify_error "$cfg" "NO_WAN_ADDRESS"
- return
- fi
- }
-
- test_6to4_rfc1918 "$ipaddr" && {
- proto_notify_error "$cfg" "INVALID_LOCAL_ADDRESS"
- return
- }
-
- # find our local prefix
- local prefix6=$(find_6to4_prefix "$ipaddr")
- local local6="$prefix6::1"
-
- proto_init_update "$link" 1
- proto_add_ipv6_address "$local6" 16
- proto_add_ipv6_route "::" 0 "::192.88.99.1"
-
- proto_add_tunnel
- json_add_string mode sit
- json_add_int mtu "${mtu:-1280}"
- json_add_int ttl "${ttl:-64}"
- json_add_string local "$ipaddr"
- proto_close_tunnel
-
- proto_send_update "$cfg"
-
- [ -f /etc/config/radvd ] && /etc/init.d/radvd enabled && {
- local sid="6to4_$cfg"
-
- uci_revert_state radvd
- config_load radvd
-
- adv_subnet=$((0x${adv_subnet:-1}))
-
- local adv_subnets=""
-
- for adv_interface in ${adv_interface:-lan}; do
- local adv_ifname
- network_get_device adv_ifname "${adv_interface:-lan}" || continue
-
- local subnet6="$(printf "%s:%x::1/64" "$prefix6" $adv_subnet)"
-
- logger -t "$link" " * Advertising IPv6 subnet $subnet6 on ${adv_interface:-lan} ($adv_ifname)"
- ip -6 addr add $subnet6 dev $adv_ifname
-
- set_6to4_radvd_interface "$sid" "$adv_interface" "$mtu"
- set_6to4_radvd_prefix "$sid" "$adv_interface" \
- "$wanif" "$(printf "0:0:0:%x::/64" $adv_subnet)" \
- "$adv_valid_lifetime" "$adv_preferred_lifetime"
-
- adv_subnets="${adv_subnets:+$adv_subnets }$adv_ifname:$subnet6"
- adv_subnet=$(($adv_subnet + 1))
- done
-
- uci_set_state network "$cfg" adv_subnets "$adv_subnets"
-
- /etc/init.d/radvd restart
- }
-}
-
-proto_6to4_teardown() {
- local cfg="$1"
- local link="6to4-$cfg"
-
- local adv_subnets=$(uci_get_state network "$cfg" adv_subnets)
-
- grep -qs "^ *$link:" /proc/net/dev && {
- [ -n "$adv_subnets" ] && {
- uci_revert_state radvd
- /etc/init.d/radvd enabled && /etc/init.d/radvd restart
- }
- }
-}
-
-proto_6to4_init_config() {
- no_device=1
- available=1
-
- proto_config_add_string "ipaddr"
- proto_config_add_int "mtu"
- proto_config_add_int "ttl"
- proto_config_add_string "adv_interface"
- proto_config_add_string "adv_subnet"
- proto_config_add_int "adv_valid_lifetime"
- proto_config_add_int "adv_preferred_lifetime"
-}
-
-[ -n "$INCLUDE_ONLY" ] || {
- add_protocol 6to4
-}