philipnee commented on code in PR #13380:
URL: https://github.com/apache/kafka/pull/13380#discussion_r1139257566
##########
clients/src/main/java/org/apache/kafka/clients/consumer/internals/CommitRequestManager.java:
##########
@@ -235,4 +373,105 @@ public void ack(final long currentTimeMs) {
this.timer.update(currentTimeMs);
}
}
+
+ private class FetchCommittedOffsetResponseHandler {
+ private final UnsentOffsetFetchRequestState request;
+
+ private FetchCommittedOffsetResponseHandler(final
UnsentOffsetFetchRequestState request) {
+ this.request = request;
+ }
+
+ public void onResponse(
+ final long currentTimeMs,
+ final OffsetFetchResponse response) {
+ Errors responseError =
response.groupLevelError(groupState.groupId);
+ if (responseError != Errors.NONE) {
+ onFailure(currentTimeMs, responseError);
+ return;
+ }
+
+ onSuccess(currentTimeMs, response);
+ }
+ private void onFailure(final long currentTimeMs,
+ final Errors responseError) {
+ log.debug("Offset fetch failed: {}", responseError.message());
+
+ if (responseError == Errors.COORDINATOR_LOAD_IN_PROGRESS) {
+ retry(currentTimeMs);
+ } else if (responseError == Errors.NOT_COORDINATOR) {
+ // re-discover the coordinator and retry
+
coordinatorRequestManager.markCoordinatorUnknown(responseError.message(),
Time.SYSTEM.milliseconds());
+ retry(currentTimeMs);
+ } else if (responseError == Errors.GROUP_AUTHORIZATION_FAILED) {
+ // TODO: I'm not sure if we should retry here. Sounds like we
should propagate the error to let the
+ // user to fix the permission
+
request.future.completeExceptionally(GroupAuthorizationException.forGroupId(groupState.groupId));
+ } else {
+ request.future.completeExceptionally(new
KafkaException("Unexpected error in fetch offset response: " +
responseError.message()));
+ }
+ return;
+ }
+
+ private void retry(final long currentTimeMs) {
+ this.request.onFailedAttempt(currentTimeMs);
+ unsentOffsetFetchRequests.enqueue(this.request);
+ }
+
+ private void onSuccess(final long currentTimeMs,
+ final OffsetFetchResponse response) {
+ Set<String> unauthorizedTopics = null;
+ Map<TopicPartition, OffsetFetchResponse.PartitionData>
responseData =
+ response.partitionDataMap(groupState.groupId);
+ Map<TopicPartition, OffsetAndMetadata> offsets = new
HashMap<>(responseData.size());
+ Set<TopicPartition> unstableTxnOffsetTopicPartitions = new
HashSet<>();
+ for (Map.Entry<TopicPartition, OffsetFetchResponse.PartitionData>
entry : responseData.entrySet()) {
+ TopicPartition tp = entry.getKey();
+ OffsetFetchResponse.PartitionData partitionData =
entry.getValue();
+ if (partitionData.hasError()) {
+ Errors error = partitionData.error;
+ log.debug("Failed to fetch offset for partition {}: {}",
tp, error.message());
+
+ if (error == Errors.UNKNOWN_TOPIC_OR_PARTITION) {
+ request.future.completeExceptionally(new
KafkaException("Topic or Partition " + tp + " does not " +
+ "exist"));
+ return;
+ } else if (error == Errors.TOPIC_AUTHORIZATION_FAILED) {
+ if (unauthorizedTopics == null) {
+ unauthorizedTopics = new HashSet<>();
+ }
+ unauthorizedTopics.add(tp.topic());
+ } else if (error == Errors.UNSTABLE_OFFSET_COMMIT) {
+ System.out.println("asdkljlsadjflksajfdlk");
+ unstableTxnOffsetTopicPartitions.add(tp);
+ } else {
+ request.future.completeExceptionally(new
KafkaException("Unexpected error in fetch offset " +
+ "response for partition " + tp + ": " +
error.message()));
+ return;
+ }
+ } else if (partitionData.offset >= 0) {
+ // record the position with the offset (-1 indicates no
committed offset to fetch);
+ // if there's no committed offset, record as null
+ offsets.put(tp, new
OffsetAndMetadata(partitionData.offset, partitionData.leaderEpoch,
partitionData.metadata));
+ } else {
+ log.info("Found no committed offset for partition {}", tp);
+ offsets.put(tp, null);
+ }
+ }
+
+ if (unauthorizedTopics != null) {
+ request.future.completeExceptionally(new
TopicAuthorizationException(unauthorizedTopics));
+ } else if (!unstableTxnOffsetTopicPartitions.isEmpty()) {
+ System.out.println("oshdofjakl");
Review Comment:
Oh god, my secret debug weapon is revealed accidentally.
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