#
#  client type user of rfc1035.py
#
#  this violates all sorts of good practices, but it works as a demo
#

import rfc1035

##
## Some sample objects.
##
import socket, rfc1035
#
dns = rfc1035

sample = dns.A_RR()
sample.name = ('reason', 'omnigroup', 'com')
sample.rrclass = 'IN'
sample.TTL = 7
sample.address = (198,151,161,25)
#
#
#
UDPPort = 53
maxUDPlen = 512

def transact(request, host):
  message = request.encode()
  s = socket.socket(socket.AF_INET, socket.SOCK_DGRAM)
  s.sendto(message, (host, UDPPort))
  (reply, sender) = s.recvfrom(maxUDPlen)
  print 'reply from', sender
  decoded = dns.DNSMessage(reply)
  return decoded
#
def inquire(question, host):
  req = dns.DNSMessage()
  req.qdrecs.append(question)
  req.id = 42
  reply = transact(req, host)
  reply.__print__()
  return reply.anrecs
#
def addrquery(addr, *host):
  if host:
    host = host[0]
  else:
    host = '100.0.0.8'
  question = dns.Question()
  question.name = string.splitfields(addr, '.')
  question.rrclass = '*'
  question.type = 'A'
  return inquire(question, host)
#