def test_consumer_json(self):
"""
The consumer listening to RabbitMQ should parse incoming data as
JSON and then pass it to the callback.
"""
callback = Mock()
shove.consume("myqueue", callback)
consumer = self.channel.basic_consume.call_args[0][0]
consumer(None, None, None, '{"foo": "bar", "baz": 1}')
callback.assert_called_with({"foo": "bar", "baz": 1})
def test_stats_consuming(self):
"""
Ensure that calling consume will set up a consumer on the
requested queue.
"""
callback = Mock()
shove.consume("myqueue", callback)
self.channel.queue_declare.assert_called_once_with(queue="myqueue", durable=True)
self.channel.basic_consume.assert_called_once_with(ANY, queue="myqueue", no_ack=True)
assert_true(self.channel.start_consuming.called)
assert_true(self.connection.close.called)
def test_consumer_json_invalid(self):
"""
If the incoming data is invalid JSON, log a warning and do not
call the callback.
"""
callback = Mock()
shove.consume("myqueue", callback)
consumer = self.channel.basic_consume.call_args[0][0]
with patch("captain.projects.shove.log") as log:
consumer(None, None, None, "invalid{json}")
assert_false(callback.called)
assert_true(log.warning.called)
def handle(self, *args, **kwargs):
# Log INFO events to make the commandline output a little more
# useful.
fmt = '[%(threadName)10s] %(asctime)s - %(levelname)s: %(message)s'
logging.basicConfig(format=fmt, level=logging.INFO)
# While we're updating instances, let's look out for inactive
# ones too.
marking_thread = MarkInactiveShoveInstancesThread(name='marking')
marking_thread.start()
try:
shove.consume(settings.HEARTBEAT_QUEUE, handle_heartbeat_event)
except Exception as error:
log.error('Error during monitoring: ' + unicode(error))
marking_thread.stop()
marking_thread.join()
def handle(self, *args, **kwargs):
# Log INFO events to make the commandline output a little more useful.
logging.basicConfig(format='%(asctime)s - %(levelname)s: %(message)s', level=logging.INFO)
shove.consume(settings.LOGGING_QUEUE, handle_log_event)
