kamalcph commented on code in PR #15947:
URL: https://github.com/apache/kafka/pull/15947#discussion_r1601958631
##########
core/src/test/java/kafka/log/remote/RemoteLogManagerTest.java:
##########
@@ -771,12 +772,127 @@ void
testRemoteLogManagerTasksAvgIdlePercentAndMetadataCountMetrics() throws Exc
safeLongYammerMetricValue("RemoteLogSizeBytes")));
}
+ @Test
+ void testRemoteLogTaskUpdateRemoteLogSegmentMetadataAfterLogDirChanged()
throws Exception {
+ long oldSegmentStartOffset = 0L;
+ long nextSegmentStartOffset = 150L;
+ int segmentCount = 3;
+
when(mockLog.topicPartition()).thenReturn(leaderTopicIdPartition.topicPartition());
+ when(mockLog.parentDir()).thenReturn("dir1");
+
+ // leader epoch preparation
+ checkpoint.write(totalEpochEntries);
+ LeaderEpochFileCache cache = new
LeaderEpochFileCache(leaderTopicIdPartition.topicPartition(), checkpoint);
+ when(mockLog.leaderEpochCache()).thenReturn(Option.apply(cache));
+
when(remoteLogMetadataManager.highestOffsetForEpoch(any(TopicIdPartition.class),
anyInt()))
+ .thenReturn(Optional.of(0L))
+ .thenReturn(Optional.of(nextSegmentStartOffset - 1));
+
+ File tempFile = TestUtils.tempFile();
+ File mockProducerSnapshotIndex = TestUtils.tempFile();
+ File tempDir = TestUtils.tempDirectory();
+ // create 2 log segments, with 0 and 150 as log start offset
+ LogSegment oldSegment = mock(LogSegment.class);
+ LogSegment activeSegment = mock(LogSegment.class);
+
+ when(oldSegment.baseOffset()).thenReturn(oldSegmentStartOffset);
+ when(activeSegment.baseOffset()).thenReturn(nextSegmentStartOffset);
+
+ FileRecords fileRecords = mock(FileRecords.class);
+ when(oldSegment.log()).thenReturn(fileRecords);
+ when(fileRecords.file()).thenReturn(tempFile);
+ when(fileRecords.sizeInBytes()).thenReturn(10);
+ when(oldSegment.readNextOffset()).thenReturn(nextSegmentStartOffset);
+
+ when(mockLog.activeSegment()).thenReturn(activeSegment);
+ when(mockLog.logStartOffset()).thenReturn(oldSegmentStartOffset);
+ when(mockLog.logSegments(anyLong(),
anyLong())).thenReturn(JavaConverters.collectionAsScalaIterable(Arrays.asList(oldSegment,
activeSegment)));
+
+ ProducerStateManager mockStateManager =
mock(ProducerStateManager.class);
+ when(mockLog.producerStateManager()).thenReturn(mockStateManager);
+
when(mockStateManager.fetchSnapshot(anyLong())).thenReturn(Optional.of(mockProducerSnapshotIndex));
+ when(mockLog.lastStableOffset()).thenReturn(250L);
+ when(mockLog.logEndOffset()).thenReturn(500L);
+ Map<String, Long> logProps = new HashMap<>();
+ logProps.put("retention.bytes", 100L);
+ logProps.put("retention.ms", -1L);
+ LogConfig logConfig = new LogConfig(logProps);
+ when(mockLog.config()).thenReturn(logConfig);
+
+ OffsetIndex idx =
LazyIndex.forOffset(LogFileUtils.offsetIndexFile(tempDir,
oldSegmentStartOffset, ""), oldSegmentStartOffset, 1000).get();
+ TimeIndex timeIdx =
LazyIndex.forTime(LogFileUtils.timeIndexFile(tempDir, oldSegmentStartOffset,
""), oldSegmentStartOffset, 1500).get();
+ File txnFile = UnifiedLog.transactionIndexFile(tempDir,
oldSegmentStartOffset, "");
+ txnFile.createNewFile();
+ TransactionIndex txnIndex = new
TransactionIndex(oldSegmentStartOffset, txnFile);
+ when(oldSegment.timeIndex()).thenReturn(timeIdx);
+ when(oldSegment.offsetIndex()).thenReturn(idx);
+ when(oldSegment.txnIndex()).thenReturn(txnIndex);
+
+ CompletableFuture<Void> dummyFuture = new CompletableFuture<>();
+ dummyFuture.complete(null);
+
when(remoteLogMetadataManager.addRemoteLogSegmentMetadata(any(RemoteLogSegmentMetadata.class))).thenReturn(dummyFuture);
+
when(remoteLogMetadataManager.updateRemoteLogSegmentMetadata(any(RemoteLogSegmentMetadataUpdate.class))).thenReturn(dummyFuture);
+
+ CountDownLatch copyLogSegmentLatch = new CountDownLatch(1);
+ doAnswer(ans -> {
+ // waiting for verification
+ copyLogSegmentLatch.await(5000, TimeUnit.MILLISECONDS);
+ return Optional.empty();
+
}).when(remoteStorageManager).copyLogSegmentData(any(RemoteLogSegmentMetadata.class),
any(LogSegmentData.class));
+
+ Partition mockLeaderPartition = mockPartition(leaderTopicIdPartition);
+ List<RemoteLogSegmentMetadata> list =
listRemoteLogSegmentMetadata(leaderTopicIdPartition, segmentCount, 100, 1024,
RemoteLogSegmentState.COPY_SEGMENT_FINISHED);
+ // return 3 metadata and then return 0 to simulate all segments are
deleted
Review Comment:
```suggestion
// return the metadataList 3 times, then return empty list to
simulate all segments are deleted
```
##########
core/src/test/java/kafka/log/remote/RemoteLogManagerTest.java:
##########
@@ -771,12 +772,127 @@ void
testRemoteLogManagerTasksAvgIdlePercentAndMetadataCountMetrics() throws Exc
safeLongYammerMetricValue("RemoteLogSizeBytes")));
}
+ @Test
+ void testRemoteLogTaskUpdateRemoteLogSegmentMetadataAfterLogDirChanged()
throws Exception {
+ long oldSegmentStartOffset = 0L;
+ long nextSegmentStartOffset = 150L;
+ int segmentCount = 3;
+
when(mockLog.topicPartition()).thenReturn(leaderTopicIdPartition.topicPartition());
+ when(mockLog.parentDir()).thenReturn("dir1");
+
+ // leader epoch preparation
+ checkpoint.write(totalEpochEntries);
+ LeaderEpochFileCache cache = new
LeaderEpochFileCache(leaderTopicIdPartition.topicPartition(), checkpoint);
+ when(mockLog.leaderEpochCache()).thenReturn(Option.apply(cache));
+
when(remoteLogMetadataManager.highestOffsetForEpoch(any(TopicIdPartition.class),
anyInt()))
+ .thenReturn(Optional.of(0L))
+ .thenReturn(Optional.of(nextSegmentStartOffset - 1));
+
+ File tempFile = TestUtils.tempFile();
+ File mockProducerSnapshotIndex = TestUtils.tempFile();
+ File tempDir = TestUtils.tempDirectory();
+ // create 2 log segments, with 0 and 150 as log start offset
+ LogSegment oldSegment = mock(LogSegment.class);
+ LogSegment activeSegment = mock(LogSegment.class);
+
+ when(oldSegment.baseOffset()).thenReturn(oldSegmentStartOffset);
+ when(activeSegment.baseOffset()).thenReturn(nextSegmentStartOffset);
+
+ FileRecords fileRecords = mock(FileRecords.class);
+ when(oldSegment.log()).thenReturn(fileRecords);
+ when(fileRecords.file()).thenReturn(tempFile);
+ when(fileRecords.sizeInBytes()).thenReturn(10);
+ when(oldSegment.readNextOffset()).thenReturn(nextSegmentStartOffset);
+
+ when(mockLog.activeSegment()).thenReturn(activeSegment);
+ when(mockLog.logStartOffset()).thenReturn(oldSegmentStartOffset);
+ when(mockLog.logSegments(anyLong(),
anyLong())).thenReturn(JavaConverters.collectionAsScalaIterable(Arrays.asList(oldSegment,
activeSegment)));
+
+ ProducerStateManager mockStateManager =
mock(ProducerStateManager.class);
+ when(mockLog.producerStateManager()).thenReturn(mockStateManager);
+
when(mockStateManager.fetchSnapshot(anyLong())).thenReturn(Optional.of(mockProducerSnapshotIndex));
+ when(mockLog.lastStableOffset()).thenReturn(250L);
+ when(mockLog.logEndOffset()).thenReturn(500L);
+ Map<String, Long> logProps = new HashMap<>();
+ logProps.put("retention.bytes", 100L);
+ logProps.put("retention.ms", -1L);
+ LogConfig logConfig = new LogConfig(logProps);
+ when(mockLog.config()).thenReturn(logConfig);
+
+ OffsetIndex idx =
LazyIndex.forOffset(LogFileUtils.offsetIndexFile(tempDir,
oldSegmentStartOffset, ""), oldSegmentStartOffset, 1000).get();
+ TimeIndex timeIdx =
LazyIndex.forTime(LogFileUtils.timeIndexFile(tempDir, oldSegmentStartOffset,
""), oldSegmentStartOffset, 1500).get();
+ File txnFile = UnifiedLog.transactionIndexFile(tempDir,
oldSegmentStartOffset, "");
+ txnFile.createNewFile();
+ TransactionIndex txnIndex = new
TransactionIndex(oldSegmentStartOffset, txnFile);
+ when(oldSegment.timeIndex()).thenReturn(timeIdx);
+ when(oldSegment.offsetIndex()).thenReturn(idx);
+ when(oldSegment.txnIndex()).thenReturn(txnIndex);
+
+ CompletableFuture<Void> dummyFuture = new CompletableFuture<>();
+ dummyFuture.complete(null);
+
when(remoteLogMetadataManager.addRemoteLogSegmentMetadata(any(RemoteLogSegmentMetadata.class))).thenReturn(dummyFuture);
+
when(remoteLogMetadataManager.updateRemoteLogSegmentMetadata(any(RemoteLogSegmentMetadataUpdate.class))).thenReturn(dummyFuture);
+
+ CountDownLatch copyLogSegmentLatch = new CountDownLatch(1);
+ doAnswer(ans -> {
+ // waiting for verification
+ copyLogSegmentLatch.await(5000, TimeUnit.MILLISECONDS);
+ return Optional.empty();
+
}).when(remoteStorageManager).copyLogSegmentData(any(RemoteLogSegmentMetadata.class),
any(LogSegmentData.class));
+
+ Partition mockLeaderPartition = mockPartition(leaderTopicIdPartition);
+ List<RemoteLogSegmentMetadata> list =
listRemoteLogSegmentMetadata(leaderTopicIdPartition, segmentCount, 100, 1024,
RemoteLogSegmentState.COPY_SEGMENT_FINISHED);
Review Comment:
can we rename the variable `list` to `metadataList`?
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