def from_jmessage(cls, jmsg):
sender = jmsg.sender.full()
messageType = jmsg.headers['rmake-type']
messageClass = _MessageTypeRegistrar.messageTypes.get(messageType)
if not messageClass:
log.warning("Unknown message type %s from %s", messageType, sender)
return None
msg = messageClass()
payloadType = jmsg.headers.get('content-type')
if payloadType is None:
msg.payload = None
else:
if payloadType == 'application/python-pickle':
try:
msg.payload = chutney.loads(jmsg.payload)
except:
log.warning("Failed to unpickle message from %s:", sender,
exc_info=1)
return None
else:
log.warning("Unknown payload type %s from %s", payloadType,
sender)
return None
msg.info.sender = jmsg.sender
msg.info.id = jmsg.seq
return msg
def _thaw(self):
idx = self.data.index(':')
kind = self.data[:idx]
if kind == 'pickle':
return chutney.loads(self.data[idx+1:])
else:
raise RuntimeError("Unrecognized serialization format %s" % kind)
def _filter_response(response):
return chutney.loads(response.read())
