clolov commented on code in PR #14049:
URL: https://github.com/apache/kafka/pull/14049#discussion_r1275018018
##########
storage/src/test/java/org/apache/kafka/server/log/remote/metadata/storage/TopicBasedRemoteLogMetadataManagerTest.java:
##########
@@ -168,4 +169,64 @@ private void waitUntilConsumerCatchesup(TopicIdPartition
newLeaderTopicIdPartiti
}
}
+ @Test
+ public void testRemoteLogSizeCalculationForUnknownTopicIdPartitionThrows()
{
+ TopicIdPartition topicIdPartition = new
TopicIdPartition(Uuid.randomUuid(), new TopicPartition("singleton", 0));
+ Assertions.assertThrows(RemoteResourceNotFoundException.class, () ->
topicBasedRlmm().remoteLogSize(topicIdPartition, 0));
+ }
+
+ @Test
+ public void testRemoteLogSizeCalculationWithSegmentsOfTheSameEpoch()
throws RemoteStorageException, TimeoutException {
+ TopicIdPartition topicIdPartition = new
TopicIdPartition(Uuid.randomUuid(), new TopicPartition("singleton", 0));
+ TopicBasedRemoteLogMetadataManager topicBasedRemoteLogMetadataManager
= topicBasedRlmm();
+
+ RemoteLogSegmentMetadata firstSegmentMetadata = new
RemoteLogSegmentMetadata(new RemoteLogSegmentId(topicIdPartition,
Uuid.randomUuid()),
+ 0, 100, -1L, 0, time.milliseconds(), SEG_SIZE,
Collections.singletonMap(0, 0L));
+ RemoteLogSegmentMetadata secondSegmentMetadata = new
RemoteLogSegmentMetadata(new RemoteLogSegmentId(topicIdPartition,
Uuid.randomUuid()),
+ 100, 200, -1L, 0, time.milliseconds(), SEG_SIZE * 2,
Collections.singletonMap(0, 0L));
+ RemoteLogSegmentMetadata thirdSegmentMetadata = new
RemoteLogSegmentMetadata(new RemoteLogSegmentId(topicIdPartition,
Uuid.randomUuid()),
+ 200, 300, -1L, 0, time.milliseconds(), SEG_SIZE * 3,
Collections.singletonMap(0, 0L));
+
+
topicBasedRemoteLogMetadataManager.addRemoteLogSegmentMetadata(firstSegmentMetadata);
+
topicBasedRemoteLogMetadataManager.addRemoteLogSegmentMetadata(secondSegmentMetadata);
+
topicBasedRemoteLogMetadataManager.addRemoteLogSegmentMetadata(thirdSegmentMetadata);
+
+
topicBasedRemoteLogMetadataManager.onPartitionLeadershipChanges(Collections.singleton(topicIdPartition),
Collections.emptySet());
+
+ // RemoteLogSegmentMetadata events are already published, and
topicBasedRlmm's consumer manager will start
+ // fetching those events and build the cache.
+ waitUntilConsumerCatchesup(topicIdPartition, topicIdPartition,
30_000L);
+
+ Long remoteLogSize =
topicBasedRemoteLogMetadataManager.remoteLogSize(topicIdPartition, 0);
+
+ Assertions.assertEquals(SEG_SIZE * 6, remoteLogSize);
+ }
+
+ @Test
+ public void testRemoteLogSizeCalculationWithSegmentsOfDifferentEpochs()
throws RemoteStorageException, TimeoutException {
+ TopicIdPartition topicIdPartition = new
TopicIdPartition(Uuid.randomUuid(), new TopicPartition("singleton", 0));
+ TopicBasedRemoteLogMetadataManager topicBasedRemoteLogMetadataManager
= topicBasedRlmm();
+
+ RemoteLogSegmentMetadata firstSegmentMetadata = new
RemoteLogSegmentMetadata(new RemoteLogSegmentId(topicIdPartition,
Uuid.randomUuid()),
+ 0, 100, -1L, 0, time.milliseconds(), SEG_SIZE,
Collections.singletonMap(0, 0L));
+ RemoteLogSegmentMetadata secondSegmentMetadata = new
RemoteLogSegmentMetadata(new RemoteLogSegmentId(topicIdPartition,
Uuid.randomUuid()),
+ 100, 200, -1L, 0, time.milliseconds(), SEG_SIZE * 2,
Collections.singletonMap(1, 100L));
+ RemoteLogSegmentMetadata thirdSegmentMetadata = new
RemoteLogSegmentMetadata(new RemoteLogSegmentId(topicIdPartition,
Uuid.randomUuid()),
+ 200, 300, -1L, 0, time.milliseconds(), SEG_SIZE * 3,
Collections.singletonMap(2, 200L));
+
+
topicBasedRemoteLogMetadataManager.addRemoteLogSegmentMetadata(firstSegmentMetadata);
+
topicBasedRemoteLogMetadataManager.addRemoteLogSegmentMetadata(secondSegmentMetadata);
+
topicBasedRemoteLogMetadataManager.addRemoteLogSegmentMetadata(thirdSegmentMetadata);
+
+
topicBasedRemoteLogMetadataManager.onPartitionLeadershipChanges(Collections.singleton(topicIdPartition),
Collections.emptySet());
+
+ // RemoteLogSegmentMetadata events are already published, and
topicBasedRlmm's consumer manager will start
+ // fetching those events and build the cache.
+ waitUntilConsumerCatchesup(topicIdPartition, topicIdPartition,
30_000L);
+
+ Assertions.assertEquals(SEG_SIZE,
topicBasedRemoteLogMetadataManager.remoteLogSize(topicIdPartition, 0));
+ Assertions.assertEquals(SEG_SIZE * 2,
topicBasedRemoteLogMetadataManager.remoteLogSize(topicIdPartition, 1));
+ Assertions.assertEquals(SEG_SIZE * 3,
topicBasedRemoteLogMetadataManager.remoteLogSize(topicIdPartition, 2));
Review Comment:
Sorry, could you give me an example, because I am not understanding the
query?
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