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

   1 #!/bin/sh
   2
   3 . /etc/functions.sh
   4 . /lib/ramips.sh
   5
   6 if [ ! -x /usr/sbin/maccalc ]; then
   7         echo "$0: maccalc not found!"
   8         return
   9 fi
  10
  11 create_lan_wan()
  12 {
  13         uci batch <<EOF
  14 set network.lan.ifname=eth0.1
  15 set network.wan=interface
  16 set network.wan.ifname=eth0.2
  17 set network.wan.proto=dhcp
  18 commit network
  19 EOF
  20 }
  21
  22 get_mac_binary()
  23 {
  24         local mtdname="$1"
  25         local seek="$2"
  26         local part
  27
  28         part=$(find_mtd_part "$mtdname")
  29         if [ -z "$part" ]; then
  30                 echo "get_mac_binary: partition $mtdname not found!" >&2
  31                 return
  32         fi
  33
  34         dd bs=1 skip=$seek count=6 if=$part 2>/dev/null | /usr/sbin/maccalc bin2mac
  35 }
  36
  37 get_mac_nvram()
  38 {
  39         local mtdname="$1"
  40         local key="$2"
  41         local part
  42         local mac_dirty
  43
  44         part=$(find_mtd_part "$mtdname")
  45         if [ -z "$part" ]; then
  46                 echo "get_mac_nvram: partition $mtdname not found!" >&2
  47                 return
  48         fi
  49
  50         mac_dirty=$(strings "$part" | sed -n 's/'"$key"'=//p')
  51         # "canonicalize" mac
  52         maccalc add "$mac_dirty" 0
  53 }
  54
  55 set_macs()
  56 {
  57         local lan_mac="$1"
  58         local wan_mac="$2"
  59
  60         echo "Setting LAN mac address to: $lan_mac" >&2
  61         echo "Setting WAN mac address to: $wan_mac" >&2
  62
  63         uci batch <<EOF
  64 set network.lan.macaddr='$lan_mac'
  65 set network.wan.macaddr='$wan_mac'
  66 commit network
  67 EOF
  68 }
  69
  70 set_macs_only_lan()
  71 {
  72         local lan_mac="$1"
  73         local wan_mac
  74
  75         wan_mac=$(/usr/sbin/maccalc add "$lan_mac" 1)
  76
  77         set_macs "$lan_mac" "$wan_mac"
  78 }
  79
  80 set_macs_only_lan_from_mtd()
  81 {
  82         local mtdname="$1"
  83         local seek="$2"
  84         local lan_mac
  85
  86         lan_mac=$(get_mac_binary "$mtdname" "$seek")
  87         if [ -z $lan_mac ]; then
  88                 echo "set_macs_only_lan_from_mtd: can't extract mac address from $part" >&2
  89                 return
  90         fi
  91
  92         set_macs_only_lan "$lan_mac"
  93 }
  94
  95 set_macs_only_lan_from_nvram()
  96 {
  97         local mtdname="$1"
  98         local key="$2"
  99         local lan_mac
 100
 101         lan_mac=$(get_mac_nvram "$mtdname" "$key")
 102         if [ -z $lan_mac ]; then
 103                 echo "set_macs_only_lan_from_nvram: can't extract mac address from $part" >&2
 104                 return
 105         fi
 106
 107         set_macs_only_lan "$lan_mac"
 108 }
 109
 110 ramips_setup_interfaces()
 111 {
 112         local board="$1"
 113
 114         case $board in
 115         argus-atp52b | \
 116         b2c | \
 117         f5d8235-v2 | \
 118         nw718)
 119                 create_lan_wan
 120                 ;;
 121
 122         *)
 123                 RT3X5X=`cat /proc/cpuinfo | grep RT3.5`
 124                 [ -z "${RT3X5X}" ] || create_lan_wan
 125                 ;;
 126         esac
 127 }
 128
 129 ramips_setup_macs()
 130 {
 131         local board="$1"
 132
 133         case $board in
 134         f5d8235-v2)
 135                 set_macs_only_lan_from_mtd "u-boot" 262148
 136                 ;;
 137
 138         argus-atp52b | \
 139         b2c | \
 140         nw718)
 141                 set_macs_only_lan_from_mtd "factory" 4
 142                 ;;
 143         esac
 144 }
 145
 146 board=$(ramips_board_name)
 147
 148 ramips_setup_interfaces $board
 149 ramips_setup_macs $board