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6in4: use network_find_wan() and network_get_iapddr() to find local ip, use json_get_vars() to read settings

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SVN-Revision: 32400
This commit is contained in:
Jo-Philipp Wich 2012-06-17 12:18:39 +00:00
parent 57a7257569
commit 76000dc6ed
2 changed files with 11 additions and 42 deletions
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4
package/6in4/Makefile
View File

@ -1,5 +1,5 @@
#
# Copyright (C) 2010-2011 OpenWrt.org
# Copyright (C) 2010-2012 OpenWrt.org
#
# This is free software, licensed under the GNU General Public License v2.
# See /LICENSE for more information.
@ -8,7 +8,7 @@
include $(TOPDIR)/rules.mk
PKG_NAME:=6in4
PKG_VERSION:=10
PKG_VERSION:=11
PKG_RELEASE:=1
include $(INCLUDE_DIR)/package.mk

49
package/6in4/files/6in4.sh
View File

@ -1,23 +1,14 @@
#!/bin/sh
# 6in4.sh - IPv6-in-IPv4 tunnel backend
# Copyright (c) 2010 OpenWrt.org
# Copyright (c) 2010-2012 OpenWrt.org
[ -n "$INCLUDE_ONLY" ] || {
. /lib/functions.sh
. /lib/functions/network.sh
. ../netifd-proto.sh
init_proto "$@"
}
find_6in4_wanif() {
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_6in4_wanip() {
local ip=$(ip -4 a s dev "$1"); ip="${ip#*inet }"
echo "${ip%%[^0-9.]*}"
}
tun_error() {
local cfg="$1"; shift;
@ -30,42 +21,20 @@ proto_6in4_setup() {
local iface="$2"
local link="6in4-$cfg"
json_get_var mtu mtu
json_get_var ttl ttl
json_get_var local4 ipaddr
json_get_var remote4 peeraddr
json_get_var ip6addr ip6addr
json_get_var tunnelid tunnelid
json_get_var username username
json_get_var password password
local mtu ttl local4 peeraddr ip6addr tunnelid username password
json_get_vars mtu ttl local4 peeraddr ip6addr tunnelid username password
[ -z "$ip6addr" -o -z "$remote4" ] && {
[ -z "$ip6addr" -o -z "$peeraddr" ] && {
tun_error "$cfg" "MISSING_ADDRESS"
return
}
[ -z "$local4" ] && {
local wanif=$(find_6in4_wanif)
[ -z "$wanif" ] && {
local wanif
if ! network_find_wan wanif || ! network_get_ipaddr local4 "$wanif"; then
tun_error "$cfg" "NO_WAN_LINK"
return
}
. /lib/network/config.sh
local wancfg="$(find_config "$wanif")"
[ -z "$wancfg" ] && {
tun_error "$cfg" "NO_WAN_LINK"
return
}
# If local4 is unset, guess local IPv4 address from the
# interface used by the default route.
[ -n "$wanif" ] && local4=$(find_6in4_wanip "$wanif")
[ -z "$local4" ] && {
tun_error "$cfg" "NO_WAN_LINK"
return
}
fi
}
local local6="${ip6addr%%/*}"
@ -81,7 +50,7 @@ proto_6in4_setup() {
json_add_int mtu "${mtu:-1280}"
json_add_int ttl "${ttl:-64}"
json_add_string local "$local4"
json_add_string remote "$remote4"
json_add_string remote "$peeraddr"
proto_close_tunnel
proto_send_update "$cfg"