openstack/oslo.messaging
Code Issues Proposed changes

[Kafka] Ensure a topics before consume messages

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Currently we trying ot fetch messages from the topics even
they have bot been created yet. This behaviour causes a
KafkaConfigurationError which are raised in the kafka driver.

Change-Id: I78cfd5ac24fbf37be5649232d0bc825319cf6402
Closes-bug: #1557521
This commit is contained in:
Ilya Tyaptin 2016-03-21 11:59:12 +03:00
parent f0d251d19d
commit d3fedf8624
1 changed files with 3 additions and 0 deletions
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3
oslo_messaging/_drivers/impl_kafka.py
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@ -226,6 +226,9 @@ class Connection(object):
self.kafka_client = None self.kafka_client = None
def declare_topic_consumer(self, topics, group=None): def declare_topic_consumer(self, topics, group=None):
self._ensure_connection()
for topic in topics:
self.kafka_client.ensure_topic_exists(topic)
self.consumer = kafka.KafkaConsumer( self.consumer = kafka.KafkaConsumer(
*topics, group_id=group, *topics, group_id=group,
bootstrap_servers=["%s:%s" % (self.host, str(self.port))], bootstrap_servers=["%s:%s" % (self.host, str(self.port))],