release/src/router/bridge/tests/stresstest

   1 #! /bin/bash
   2
   3 BR=${1:-"br549"}
   4 ETH0=${2:-"eth0"}
   5 ETH1=${3:-"eth1"}
   6 ETH2=${4:-"eth1"}
   7
   8 echo "Ethernet Bridge stress test"
   9
  10 IP=`/sbin/ifconfig $ETH0 | sed -n -e 's/^.*inet addr:\([0-9][0-9\.]*\).*$/\1/p'`
  11 echo $IP
  12
  13 inout() {
  14     while true;
  15     do
  16         brctl addif $1 $2
  17         sleep $(($RANDOM % 10))
  18         brctl delif $1 $2
  19     done
  20 }
  21
  22 newdel() {
  23     while true;
  24     do
  25         brctl addbr $1
  26         brctl delbr $1
  27     done
  28 }
  29
  30 updown() {
  31     while true;
  32     do
  33         ifconfig $1 down
  34         ifconfig $1 up
  35         sleep 11
  36     done
  37 }
  38
  39 echo "1. Creating bridge $BR"
  40 brctl addbr $BR
  41
  42 echo -n "2. Add ethernets"
  43 ifconfig $ETH0 0.0.0.0
  44 brctl addif $BR $ETH0
  45 echo -n $ETH0
  46 ifconfig $ETH2 0.0.0.0
  47 brctl addif $BR $ETH2
  48 echo $ETH2
  49
  50 echo "4. Starting add/del interface" $ETH1
  51 ifconfig $ETH1 0.0.0.0
  52 inout $BR $ETH1 &
  53 ipid=$!
  54
  55 echo "5. Starting add/remove bridge"
  56 newdel brtmp1 &
  57 npid=$!
  58
  59 echo "6. Starting up/down" $ETH1
  60 updown $BR $ETH1 &
  61 upid=$!
  62
  63 trap "kill $ipid $npid $upid" 1 2 3 15
  64
  65 echo " Waiting"
  66 wait