jeffkbkim commented on code in PR #14985:
URL: https://github.com/apache/kafka/pull/14985#discussion_r1426954550
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group-coordinator/src/main/java/org/apache/kafka/coordinator/group/OffsetMetadataManager.java:
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@@ -892,6 +895,43 @@ public void replay(
}
}
+ /**
+ * Applies the given transaction marker.
+ *
+ * @param producerId The producer id.
+ * @param result The result of the transaction.
+ * @throws RuntimeException if the transaction can not be completed.
+ */
+ public void completeTransaction(
+ long producerId,
+ TransactionResult result
+ ) throws RuntimeException {
+ Offsets pendingOffsets =
pendingTransactionalOffsets.remove(producerId);
+
+ if (result == TransactionResult.COMMIT) {
+ log.debug("Committed transactional offset commits for producer id
{}.", producerId);
+ if (pendingOffsets == null) return;
+
+ pendingOffsets.offsetsByGroup.forEach((groupId, topicOffsets) -> {
+ topicOffsets.forEach((topicName, partitionOffsets) -> {
+ partitionOffsets.forEach((partitionId, offsetAndMetadata)
-> {
+ log.debug("Committed transaction offset commit for
producer id {} in group {} " +
+ "with topic {}, partition {}, and offset {}.",
+ producerId, groupId, topicName, partitionId,
offsetAndMetadata);
+ offsets.put(
+ groupId,
+ topicName,
+ partitionId,
+ offsetAndMetadata
+ );
Review Comment:
Where in code do we fetch from the last committed offset? I only see
Offsets#get which gets the offsets from the latest epoch. So we may contain
uncommitted txn offset commits here right
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