chia7712 commented on code in PR #19611:
URL: https://github.com/apache/kafka/pull/19611#discussion_r2095283685
##########
group-coordinator/src/main/java/org/apache/kafka/coordinator/group/modern/SubscribedTopicDescriberImpl.java:
##########
@@ -79,49 +81,65 @@ public int numPartitions(Uuid topicId) {
*/
@Override
public Set<String> racksForPartition(Uuid topicId, int partition) {
+ TopicImage topic = metadataImage.topics().getTopic(topicId);
+ if (topic != null) {
+ PartitionRegistration partitionRegistration =
topic.partitions().get(partition);
+ if (partitionRegistration != null) {
+ Set<String> racks = new HashSet<>();
+ for (int replica : partitionRegistration.replicas) {
+ // Only add the rack if it is available for the
broker/replica.
+
metadataImage.cluster().broker(replica).rack().ifPresent(racks::add);
Review Comment:
If the offline replicas could be existent in this path, we need to add null
check for `broker`, right?
--
This is an automated message from the Apache Git Service.
To respond to the message, please log on to GitHub and use the
URL above to go to the specific comment.
To unsubscribe, e-mail: [email protected]
For queries about this service, please contact Infrastructure at:
[email protected]
