satishd commented on code in PR #13561:
URL: https://github.com/apache/kafka/pull/13561#discussion_r1300279331
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core/src/main/java/kafka/log/remote/RemoteLogManager.java:
##########
@@ -761,11 +784,385 @@ public void run() {
}
}
+ public void handleLogStartOffsetUpdate(TopicPartition topicPartition,
long remoteLogStartOffset) {
+ if (isLeader()) {
+ logger.debug("Updating {} with remoteLogStartOffset: {}",
topicPartition, remoteLogStartOffset);
+ updateRemoteLogStartOffset.accept(topicPartition,
remoteLogStartOffset);
+ }
+ }
+
+ class RemoteLogRetentionHandler {
+
+ private final Optional<RetentionSizeData> retentionSizeData;
+ private final Optional<RetentionTimeData> retentionTimeData;
+
+ private long remainingBreachedSize;
+
+ private OptionalLong logStartOffset = OptionalLong.empty();
+
+ public RemoteLogRetentionHandler(Optional<RetentionSizeData>
retentionSizeData, Optional<RetentionTimeData> retentionTimeData) {
+ this.retentionSizeData = retentionSizeData;
+ this.retentionTimeData = retentionTimeData;
+ remainingBreachedSize = retentionSizeData.map(sizeData ->
sizeData.remainingBreachedSize).orElse(0L);
+ }
+
+ private boolean
deleteRetentionSizeBreachedSegments(RemoteLogSegmentMetadata metadata) throws
RemoteStorageException, ExecutionException, InterruptedException {
+ if (!retentionSizeData.isPresent()) {
+ return false;
+ }
+
+ boolean isSegmentDeleted = deleteRemoteLogSegment(metadata, x
-> {
+ // Assumption that segments contain size >= 0
+ if (remainingBreachedSize > 0) {
+ long remainingBytes = remainingBreachedSize -
x.segmentSizeInBytes();
+ if (remainingBytes >= 0) {
+ remainingBreachedSize = remainingBytes;
+ return true;
+ }
+ }
+
+ return false;
+ });
+ if (isSegmentDeleted) {
+ logStartOffset = OptionalLong.of(metadata.endOffset() + 1);
Review Comment:
Yes, this is planned for 3.6.0. I did not want to block this PR with that as
we want to unblock other dependent PRs, especially integration test PRs.
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