#!/bin/sh

echo "Starting DNS watchdog process"

sleep 5

while test -z "" ; do
  xx=`nslookup <<NSL | tail -n 2 | grep "Aliases" | awk '{ print $2 }'
server 66.47.136.67
www.bigbadbob.name
NSL
`
  if test "$xx" != "www.bigbadbob.name" ; then

    /etc/rc.d/named stop
    sleep 2
    /etc/rc.d/named start

  fi

  sleep 30

done