dajac commented on code in PR #18989: URL: https://github.com/apache/kafka/pull/18989#discussion_r1966110059
########## core/src/main/scala/kafka/server/KafkaApis.scala: ########## @@ -2592,6 +2607,32 @@ class KafkaApis(val requestChannel: RequestChannel, response.groups.addAll(results) } + // Clients are not allowed to see topics that are not authorized for Describe. + var topicsToCheck = Set[String]() + response.groups.forEach(_.members.forEach { member => + List(member.assignment, member.targetAssignment).foreach { assignment => + assignment.topicPartitions.asScala.foreach { tp => + topicsToCheck += tp.topicName + } + } + }) + val authorizedTopics = authHelper.filterByAuthorized(request.context, DESCRIBE, TOPIC, Review Comment: I think that we need to check the authorization per group because groups may have completely different topics. Hence the caller maybe able to see group A but not group B. -- 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