+ def do_preconfigure(self):
+ msg = testbed_messages[DO_PRECONFIGURE]
+ self._client.send_msg(msg)
+ reply = self._client.read_reply()
+ result = reply.split("|")
+ code = int(result[0])
+ text = base64.b64decode(result[1])
+ if code == ERROR:
+ raise RuntimeError(text)
+