def on_response(self, ch, method, properties, body):
try:
message_type = self._topic_names_to_types[method.exchange + ':' +
method.routing_key]
message = ProtoUtil.string_to_message(
message_type=message_type, string=base64.b64decode(body))
return self.parse_message(exchange_name=method.exchange,
topic_name=method.routing_key,
message=message)
except Exception as err:
self._logger.error("Getting response with error " + str(err) + '.')
def _process_message(self, ch, method, props, body):
try:
generic_request = ProtoUtil.string_to_message(
message_type=GenericRPCRequest,
string=base64.b64decode(body)
)
self._logger.info("Getting request with uuid [" + generic_request.uuid + '] in consumer ['
+ self.get_consumer_name() + '].')
response = self._queue.send_request(request=generic_request)
response_str = ProtoUtil.message_to_string(proto_message=response)
ch.basic_publish(exchange='',
routing_key=props.reply_to,
properties=pika.BasicProperties(correlation_id=props.correlation_id),
body=base64.b64encode(response_str))
ch.basic_ack(delivery_tag=method.delivery_tag)
except Exception as err:
self._logger.error("Consumer [" + self.get_consumer_name() + "] processing message with error: " +
str(err) + '.')
def on_response(self, ch, method, props, body):
if self._corr_id == props.correlation_id:
self._response = ProtoUtil.string_to_message(
message_type=GenericRPCResponse, string=base64.b64decode(body))