Ticket #182: crashme.2

#! /bin/bash
#
# Warning: this script is likely to crash your system.
# The purpose is to demonstrate kernel panic due to bug in madwifi drivers

sync    ## we are expecting a crash;  protect disks somewhat

bindir=$( dirname $0 )

if test -z "$*" ; then
  echo "Warning: this script is likely to crash your system."
  echo "Usages:"
  echo "        $0 0 1"
  echo "        key=none essid=snark $0 1"
fi

## zap old instances of the devices, if any:
>/dev/null 2>&1 wlanconfig ath0 destroy || true
>/dev/null 2>&1 wlanconfig ath1 destroy || true

for arg in $* ; do

  case $arg in 

  0)  myessid=$essid
      : ${myessid:=snark}
      mykey=$key
      if test "$mykey" != "none" ; then
        mykey=$(cat /etc/network/$myessid.key 2>/dev/null || \
          echo 99000000000000000000000000 )
      fi
      IFACE=ath0 wlanmode=ap \
        key=$mykey essid=$myessid $bindir/wifi-up

      ifconfig ath0 192.168.2.1
  ;;

  1)  myessid=$essid
      : ${myessid:=MacNaughton}
      mykey=$key
      if test "$mykey" != "none" ; then
        mykey=$(cat /etc/network/$myessid.key 2>/dev/null || \
          echo 99111111111111111111111111 )
      fi
      IFACE=ath1 wlanmode="sta nosbeacon" \
        key=$mykey essid=$myessid $bindir/wifi-up

      ifconfig ath1 192.168.1.105
      route add default gw 192.168.1.1
  ;;

  *)  1>&2 echo "Unrecognized verbiage '$arg'"
      exit 1
  ;;

  esac

done