Jason918 commented on a change in pull request #12874:
URL: https://github.com/apache/pulsar/pull/12874#discussion_r755675993
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File path:
pulsar-broker/src/main/java/org/apache/pulsar/broker/service/ServerCnx.java
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@@ -1189,65 +1190,70 @@ protected void handleProducer(final CommandProducer
cmdProducer) {
service.getOrCreateTopic(topicName.toString()).thenAccept((Topic
topic) -> {
// Before creating producer, check if backlog quota exceeded
// on topic for size based limit and time based limit
- for (BacklogQuota.BacklogQuotaType backlogQuotaType :
BacklogQuota.BacklogQuotaType.values()) {
- if (topic.isBacklogQuotaExceeded(producerName,
backlogQuotaType)) {
- IllegalStateException illegalStateException = new
IllegalStateException(
- "Cannot create producer on topic with backlog
quota exceeded");
- BacklogQuota.RetentionPolicy retentionPolicy = topic
- .getBacklogQuota(backlogQuotaType).getPolicy();
- if (retentionPolicy ==
BacklogQuota.RetentionPolicy.producer_request_hold) {
- commandSender.sendErrorResponse(requestId,
-
ServerError.ProducerBlockedQuotaExceededError,
- illegalStateException.getMessage());
- } else if (retentionPolicy ==
BacklogQuota.RetentionPolicy.producer_exception) {
- commandSender.sendErrorResponse(requestId,
-
ServerError.ProducerBlockedQuotaExceededException,
- illegalStateException.getMessage());
- }
-
producerFuture.completeExceptionally(illegalStateException);
- producers.remove(producerId, producerFuture);
- return;
+ CompletableFuture<Void> backlogQuotaCheckFuture =
CompletableFuture.allOf(
+ topic.checkBacklogQuotaExceeded(producerName,
BacklogQuotaType.destination_storage),
+ topic.checkBacklogQuotaExceeded(producerName,
BacklogQuotaType.message_age));
+ backlogQuotaCheckFuture.exceptionally(throwable -> {
+ //throwable should be CompletionException holding
TopicBacklogQuotaExceededException
+ BrokerServiceException.TopicBacklogQuotaExceededException
exception =
Review comment:
Two situations:
1. If `preciseTimeBasedBacklogQuotaCheck` set as true (default is false) and
some other constrains met, this will be execute in the callback thread of
`ManagedLedgerImpl#asyncReadEntry(...)`.
2. Otherwise everything is executed in previous thread. Nothing async.
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