ableegoldman commented on code in PR #18115:
URL: https://github.com/apache/kafka/pull/18115#discussion_r1881105321
##########
streams/src/main/java/org/apache/kafka/streams/processor/internals/StreamThread.java:
##########
@@ -1326,6 +1376,50 @@ private void resetOffsets(final Set<TopicPartition>
partitions, final Exception
if (!seekToEnd.isEmpty()) {
mainConsumer.seekToEnd(seekToEnd);
}
+
+ if (!seekByDuration.isEmpty()) {
+ final long nowMs = time.milliseconds();
+ final Map<TopicPartition, Long> seekToTimestamps =
seekByDuration.entrySet().stream()
+ .map(e -> {
+ long seekMs = nowMs - e.getValue().toMillis();
+ if (seekMs < 0L) {
+ log.debug("Cannot reset offset to negative
timestamp {} for partition {}. Seeking to timestamp 0 instead.", seekMs,
e.getKey());
+ seekMs = 0L;
+ }
+ return Map.entry(e.getKey(), seekMs);
+ })
+ .collect(HashMap::new, (m, e) -> m.put(e.getKey(),
e.getValue()), Map::putAll);
+
+ try {
+ for (final Map.Entry<TopicPartition, OffsetAndTimestamp>
partitionAndOffset : mainConsumer.offsetsForTimes(seekToTimestamps).entrySet())
{
+ final TopicPartition partition =
partitionAndOffset.getKey();
+ final OffsetAndTimestamp seekOffset =
partitionAndOffset.getValue();
+ if (seekOffset != null) {
+ mainConsumer.seek(partition, new
OffsetAndMetadata(seekOffset.offset()));
+ } else {
+ log.debug(
+ "Cannot reset offset to non-existing timestamp
{} (larger than timestamp of last record)" +
+ " for partition {}. Seeking to end
instead.",
+ seekToTimestamps.get(partition),
+ partition
+ );
+
mainConsumer.seekToEnd(Collections.singleton(partitionAndOffset.getKey()));
+ }
+ }
+ } catch (final TimeoutException timeoutException) {
+ for (final TopicPartition partition :
seekByDuration.keySet()) {
+ final Task task = taskManager.getActiveTask(partition);
+ task.maybeInitTaskTimeoutOrThrow(now,
timeoutException);
+ stateUpdater.add(task);
Review Comment:
fine with me
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