Jason918 commented on a change in pull request #13196:
URL: https://github.com/apache/pulsar/pull/13196#discussion_r772775368
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File path:
pulsar-broker/src/main/java/org/apache/pulsar/broker/service/persistent/PersistentTopic.java
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@@ -804,6 +804,16 @@ protected void handleProducerRemoved(Producer producer) {
if (ex.getCause() instanceof ConsumerBusyException) {
log.warn("[{}][{}] Consumer {} {} already connected",
topic, subscriptionName, consumerId,
consumerName);
+ Consumer consumer = null;
+ try {
+ consumer = subscriptionFuture.isDone() ?
getActiveConsumer(subscriptionFuture.get()) : null;
+ // cleanup consumer if connection is already closed
+ if (consumer != null && !consumer.cnx().isActive()) {
+ consumer.close();
Review comment:
I my understanding, this consumer should be closed elsewhere in normal
situation. This means there is a chance that `consumer.close` wii be called
multi times. I think we should add closed state check in `consumer.close` to
avoid other unexpected issues.
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