dengziming commented on code in PR #12108:
URL: https://github.com/apache/kafka/pull/12108#discussion_r867294879
##########
core/src/test/scala/unit/kafka/utils/TestUtils.scala:
##########
@@ -1127,6 +1127,23 @@ object TestUtils extends Logging {
throw new IllegalStateException(s"Cannot get topic: $topic, partition:
$partition in server metadata cache"))
}
+ /**
+ * Wait until the kraft broker metadata have caught up to the controller
+ */
+ def waitForKRaftBrokerMetadataCatchupController(
+ brokers: Seq[KafkaBroker],
+ controllerServer: ControllerServer,
+ msg: String = "Timeout waiting for controller metadata propagating to
brokers"
+ ): Unit = {
+ TestUtils.waitUntilTrue(
+ () => {
+ brokers.forall { broker =>
+ val metadataOffset =
broker.metadataCache.asInstanceOf[KRaftMetadataCache].currentImage().highestOffsetAndEpoch().offset
Review Comment:
Yes, the image is reset when we start publishing so it's still not very
accurate, I added a `MetadataPublisher.publishedOffset` method to accomplish
this.
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