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Posted to commits@pulsar.apache.org by GitBox <gi...@apache.org> on 2022/08/08 09:41:09 UTC
[GitHub] [pulsar] codelipenghui commented on a diff in pull request #16946: [Improve][Broker]Reduce GetReplicatedSubscriptionStatus local REST call
codelipenghui commented on code in PR #16946:
URL: https://github.com/apache/pulsar/pull/16946#discussion_r940038526
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pulsar-broker/src/main/java/org/apache/pulsar/broker/admin/impl/PersistentTopicsBase.java:
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@@ -5145,27 +5145,54 @@ protected void internalGetReplicatedSubscriptionStatus(AsyncResponse asyncRespon
.thenCompose(__ -> getPartitionedTopicMetadataAsync(topicName, authoritative, false))
.thenAccept(partitionMetadata -> {
if (partitionMetadata.partitions > 0) {
- final List<CompletableFuture<Map<String, Boolean>>> futures =
- Lists.newArrayListWithCapacity(partitionMetadata.partitions);
- final Map<String, Boolean> status = Maps.newHashMap();
+ List<CompletableFuture<Void>> futures = new ArrayList<>(partitionMetadata.partitions);
+ Map<String, Boolean> status = Maps.newHashMap();
for (int i = 0; i < partitionMetadata.partitions; i++) {
TopicName partition = topicName.getPartition(i);
- try {
- futures.add(pulsar().getAdminClient().topics().getReplicatedSubscriptionStatusAsync(
- partition.toString(), subName).whenComplete((response, throwable) -> {
- if (throwable != null) {
- log.error("[{}] Failed to get replicated subscriptions on {} {}",
- clientAppId(), partition, subName, throwable);
- asyncResponse.resume(new RestException(throwable));
+ futures.add(
+ pulsar().getNamespaceService().isServiceUnitOwnedAsync(partition)
+ .thenCompose(owned -> {
+ if (owned) {
+ // if this broker owned the partition do action like
+ // `internalGetReplicatedSubscriptionStatusForNonPartitionedTopic()`
+ return getTopicReferenceAsync(partition)
+ .thenApply(topic -> {
Review Comment:
We might get RestException here if the broker does not have the topic.
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