lianetm commented on code in PR #17440: URL: https://github.com/apache/kafka/pull/17440#discussion_r1826158308
########## clients/src/main/java/org/apache/kafka/clients/consumer/internals/AsyncKafkaConsumer.java: ########## @@ -1277,10 +1284,12 @@ private void releaseAssignmentAndLeaveGroup(final Timer timer) { UnsubscribeEvent unsubscribeEvent = new UnsubscribeEvent(calculateDeadlineMs(timer)); applicationEventHandler.add(unsubscribeEvent); try { - // If users subscribe to an invalid topic name, they will get InvalidTopicException in error events, + // If users subscribe to an invalid topic name or subscribe an authorization topic, + // they will get InvalidTopicException or TopicAuthorizationException in error events, // because network thread keeps trying to send MetadataRequest in the background. // Ignore it to avoid unsubscribe failed. - processBackgroundEvents(unsubscribeEvent.future(), timer, e -> e instanceof InvalidTopicException); + processBackgroundEvents(unsubscribeEvent.future(), timer, + e -> e instanceof InvalidTopicException || e instanceof TopicAuthorizationException || e instanceof GroupAuthorizationException); Review Comment: uhm are we sure that swallowing TopicAuth and GroupAuth on close is the right thing to do? I could surely be missing something, but I believe it's not what the classic consumer does, see my comment on it on the other PR that is also attempting this https://github.com/apache/kafka/pull/17516#discussion_r1824955585 Thoughts? -- This is an automated message from the Apache Git Service. To respond to the message, please log on to GitHub and use the URL above to go to the specific comment. To unsubscribe, e-mail: jira-unsubscr...@kafka.apache.org For queries about this service, please contact Infrastructure at: us...@infra.apache.org