cmccabe commented on code in PR #13407:
URL: https://github.com/apache/kafka/pull/13407#discussion_r1173073635
##########
metadata/src/main/java/org/apache/kafka/controller/QuorumController.java:
##########
@@ -1123,29 +1165,104 @@ private void claim(int epoch) {
// Prepend the activate event. It is important that this event go
at the beginning
// of the queue rather than the end (hence prepend rather than
append). It's also
// important not to use prepend for anything else, to preserve the
ordering here.
- queue.prepend(new ControllerWriteEvent<>("completeActivation[" +
epoch + "]",
- new CompleteActivationEvent()));
+ ControllerWriteEvent<Void> activationEvent = new
ControllerWriteEvent<>("completeActivation[" + epoch + "]",
+ new CompleteActivationEvent(),
+ EnumSet.of(DOES_NOT_UPDATE_QUEUE_TIME,
RUNS_IN_PREMIGRATION));
+ activationEvent.future.whenComplete((__, t) -> {
+ if (t != null) {
+ fatalFaultHandler.handleFault("exception while activating
controller", t);
Review Comment:
Yeah, this is fair, I guess. We should invoke the fault handler if we have a
failure in the activation event. Although we'll already catch
non-`ApiException`. But still. A good check.
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