kevin-wu24 commented on code in PR #22680:
URL: https://github.com/apache/kafka/pull/22680#discussion_r4350257670
##########
metadata/src/test/java/org/apache/kafka/metadata/MetadataCacheTest.java:
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@@ -508,6 +504,65 @@ public void
getAliveBrokersShouldNotBeMutatedByUpdateCache() {
}
}
+ @Test
+ public void
testGetPartitionLeaderEndpointForKnownPartitionWithoutEndpoint() {
+ MetadataCache cache = createCache();
+ ListenerName listenerName =
ListenerName.forSecurityProtocol(SecurityProtocol.PLAINTEXT);
+ String topic = "topic";
+ Uuid topicId = Uuid.randomUuid();
+
+ List<ApiMessage> records = List.of(
+ new RegisterBrokerRecord()
+ .setBrokerId(0)
+ .setBrokerEpoch(BROKER_EPOCH)
+ .setFenced(false)
+ .setEndPoints(new BrokerEndpointCollection(List.of(
+ new BrokerEndpoint()
+ .setHost("foo0")
+ .setPort(9092)
+ .setSecurityProtocol(SecurityProtocol.PLAINTEXT.id)
+ .setName(listenerName.value())
+ ))),
+ new TopicRecord().setName(topic).setTopicId(topicId),
+ new PartitionRecord()
+ .setTopicId(topicId)
+ .setPartitionId(0)
+ .setLeader(0)
+ .setLeaderEpoch(0)
+ .setPartitionEpoch(0)
+ .setIsr(List.of(0))
+ .setReplicas(List.of(0)),
+ new PartitionRecord()
+ .setTopicId(topicId)
+ .setPartitionId(1)
+ .setLeader(1)
Review Comment:
You cannot have a partition that is led by a broker which is unregistered.
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