#!/bin/sh

resolv=/etc/resolv.conf
local_domain=mylocaldomain
local_nameservers=127.0.0.1

patch_resolv()
{
  rm -f $resolv.new
  echo search $local_domain > $resolv.new
  for i in $local_nameservers
  do
    echo nameserver $i >> $resolv.new
  done
  grep -v ^domain $resolv >> $resolv.new
  mv $resolv.new $resolv
}

case "$1" in
  bound)
    patch_resolv;
    /usr/local/bin/nsupdate.pl --host=XXX --ip=XXX --password=XXX
  ;;

  renew)
    patch_resolv;
  ;;
esac