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Posted to jira@kafka.apache.org by GitBox <gi...@apache.org> on 2022/09/08 16:54:43 UTC

[GitHub] [kafka] dajac commented on a diff in pull request #12598: KAFKA-14201; Consumer should not send group instance ID if committing with empty member ID (server side)

dajac commented on code in PR #12598:
URL: https://github.com/apache/kafka/pull/12598#discussion_r966198873


##########
core/src/main/scala/kafka/coordinator/group/GroupCoordinator.scala:
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@@ -982,6 +982,12 @@ class GroupCoordinator(val brokerId: Int,
   ): Option[Errors] = {
     if (group.is(Dead)) {
       Some(Errors.COORDINATOR_NOT_AVAILABLE)
+    } else if (!isTransactional && generationId < 0 && group.is(Empty)) {

Review Comment:
   I thought that transactional commits should never comes with a generation < 0. I suppose that this is wrong. I suppose that a producer could commit transactional offsets without using a consumer group. Is this right?



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