archlinux_conf/home/.bin/shell/arrow-bridge-pc-as-route

   1 #!/bin/bash -x
   2
   3 echo "bridge-pc-as-route >>"
   4 WAN_IFNAME=`cat /proc/net/dev | grep eth | cut -d ':' -f 1 | grep -v ${ETH_LAN} | cut -d ' ' -f 3`
   5 #WAN_IFNAME=`ls /sys/class/net | grep eth | grep -v eth0`
   6 #WAN_IFNAME=`ls /proc/sys/net/ipv4/conf/ | grep eth | grep -v eth0`
   7 IF_WAN=$WAN_IFNAME
   8 IF_WAN=${ETH_WAN}
   9 IF_LAN=${ETH_LAN}
  10
  11 WAN_IP=172.21.6.225
  12 WAN_BRCST=172.21.7.255
  13 WAN_MASK=255.255.252.0
  14
  15 LAN_IP=192.168.2.1
  16 LAN_BRCST=172.21.2.255
  17 LAN_MASK=255.255.255.0
  18
  19 WAN_GW=172.21.6.248
  20 WAN_NET="default"
  21
  22 # if lo
  23 echo "WAN_IFNAME=$WAN_IFNAME"
  24 sudo ifconfig lo 0
  25 sudo ifconfig lo 127.0.0.1
  26 sudo route add -net 127.0.0.0 netmask 255.0.0.0 dev lo
  27
  28 #release ip & route
  29 sudo ifconfig ${ETH_LAN} 0
  30 sudo ifconfig ${ETH_WAN} 0
  31
  32 # setup wan
  33 sudo ifconfig $IF_WAN $WAN_IP broadcast $WAN_BRCST netmask $WAN_MASK
  34
  35 # setup lan
  36 sudo ifconfig $IF_LAN $LAN_IP broadcast $LAN_BRCST netmask $LAN_MASK
  37
  38 # setup gateway
  39 sudo route add -net $WAN_NET gw $WAN_GW dev $IF_WAN
  40
  41 echo "configure success -_-"