openwrt/target/linux/ramips/base-files/etc/uci-defaults/network

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#!/bin/sh
. /etc/functions.sh
. /lib/ramips.sh
if [ ! -x /usr/sbin/maccalc ]; then
echo "$0: maccalc not found!"
return
fi
create_lan_wan()
{
uci batch <<EOF
set network.lan.ifname=eth0.1
set network.wan=interface
set network.wan.ifname=eth0.2
set network.wan.proto=dhcp
commit network
EOF
}
get_mac_binary()
{
local mtdname="$1"
local seek="$2"
local part
part=$(find_mtd_part "$mtdname")
if [ -z "$part" ]; then
echo "get_mac_binary: partition $mtdname not found!" >&2
return
fi
dd bs=1 skip=$seek count=6 if=$part 2>/dev/null | /usr/sbin/maccalc bin2mac
}
get_mac_nvram()
{
local mtdname="$1"
local key="$2"
local part
local mac_dirty
part=$(find_mtd_part "$mtdname")
if [ -z "$part" ]; then
echo "get_mac_nvram: partition $mtdname not found!" >&2
return
fi
mac_dirty=$(strings "$part" | sed -n 's/'"$key"'=//p')
# "canonicalize" mac
maccalc add "$mac_dirty" 0
}
set_macs()
{
local lan_mac="$1"
local wan_mac="$2"
echo "Setting LAN mac address to: $lan_mac" >&2
echo "Setting WAN mac address to: $wan_mac" >&2
uci batch <<EOF
set network.lan.macaddr='$lan_mac'
set network.wan.macaddr='$wan_mac'
commit network
EOF
}
set_macs_only_lan()
{
local lan_mac="$1"
local wan_mac
wan_mac=$(/usr/sbin/maccalc add "$lan_mac" 1)
set_macs "$lan_mac" "$wan_mac"
}
set_macs_only_lan_from_mtd()
{
local mtdname="$1"
local seek="$2"
local lan_mac
lan_mac=$(get_mac_binary "$mtdname" "$seek")
if [ -z $lan_mac ]; then
echo "set_macs_only_lan_from_mtd: can't extract mac address from $part" >&2
return
fi
set_macs_only_lan "$lan_mac"
}
set_macs_only_lan_from_nvram()
{
local mtdname="$1"
local key="$2"
local lan_mac
lan_mac=$(get_mac_nvram "$mtdname" "$key")
if [ -z $lan_mac ]; then
echo "set_macs_only_lan_from_nvram: can't extract mac address from $part" >&2
return
fi
set_macs_only_lan "$lan_mac"
}
board=$(ramips_board_name)
case $board in
f5d8235-v2)
create_lan_wan
set_macs_only_lan_from_mtd "u-boot" 262148
;;
argus-atp52b | \
nw718)
create_lan_wan
set_macs_only_lan_from_mtd "factory" 4
;;
*)
RT3X5X=`cat /proc/cpuinfo | grep RT3.5`
[ -z "${RT3X5X}" ] || create_lan_wan
;;
esac