jai1 commented on a change in pull request #555: CPP Client - Accessing
connection_ pointer under a lock
URL: https://github.com/apache/incubator-pulsar/pull/555#discussion_r126495141
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File path: pulsar-client-cpp/lib/ConsumerImpl.cc
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@@ -581,7 +581,9 @@ void ConsumerImpl::doAcknowledge(const BatchMessageId&
messageId, proto::Command
void ConsumerImpl::disconnectConsumer() {
LOG_DEBUG("Broker notification of Closed consumer: " << consumerId_);
+ Lock lock(mutex_);
Review comment:
handleCreateConsumer "connection_ = cnx" and disconnectConsumer
"connection_.reset()" can happen at the same time on different threads, hence
the lock
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