script/crashme.sh

   1 #!/bin/sh
   2
   3 # use this script to do severe and brutal crash testing.
   4 # and make sure to load the driver AFTER having started the script,
   5 # and also make sure to eject/insert the card multiple times for even more fun...
   6 # all that's left for me to say is: Good luck! And don't forget to save your work! ;-))
   7
   8 echo Run this script in one terminal, then load the driver module in another one.
   9 echo
  10 echo I will delay for 10 seconds now. You may use this time to abort or switch to a logging console...
  11 sleep 10
  12
  13 IFACE=wlan0
  14 IWC="/sbin/iwconfig $IFACE"
  15 IFC="/sbin/ifconfig $IFACE"
  16 USE_RANDOM=0
  17 DELAY=0
  18
  19 while true; do
  20   let IDX=$RANDOM%8+1
  21   case "$IDX" in
  22     1)
  23       CMD="$IWC mode Managed"
  24     ;;
  25     2)
  26       CMD="$IWC mode Ad-Hoc"
  27     ;;
  28     3)
  29       if [ $USE_RANDOM = 1 ]; then
  30         let LEN=$RANDOM/500
  31         echo getting $LEN bytes random data
  32         ESSID=`dd if=/dev/urandom bs=1 count=$LEN`
  33       else
  34         ESSID=sdfkjgsdfdaSD/cSZDFgdlkrdtjhfacklsjczxc/vb.x?FG?
  35       fi
  36       CMD="$IWC essid $ESSID"
  37     ;;
  38     4)
  39       if [ $USE_RANDOM = 1 ]; then
  40         let LEN=$RANDOM/500
  41         echo getting $LEN bytes random data
  42         NICK=`dd if=/dev/urandom bs=1 count=$LEN`
  43       else
  44         NICK=sdfkjgsdfdaSD/cSZDFgdlkrdtjhfacklsjczxc/vb.x?FG?
  45       fi
  46       CMD="$IWC essid $NICK"
  47     ;;
  48     5)
  49       let CHAN=$RANDOM/500
  50       CMD="$IWC channel $CHAN"
  51     ;;
  52     6)
  53       let RATE=$RANDOM/1000
  54       CMD="$IWC rate $RATE"
  55     ;;
  56     7)
  57       CMD="$IFC up"
  58     ;;
  59     8)
  60       CMD="$IFC down"
  61     ;;
  62     *)
  63       CMD=""
  64     ;;
  65   esac
  66   echo "probing: $CMD"
  67   logger "probing: $CMD"
  68   [ "$DELAY" -gt 0 ] && sleep $DELAY
  69   sync
  70   $CMD
  71   sync
  72 done