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Code Issues Releases Wiki Activity

retry when metadata empty

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This commit is contained in:
winlin 2015-10-22 16:53:54 +08:00
parent 61486a82aa
commit 531b658f8e
2 changed files with 20 additions and 1 deletions
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13
trunk/src/app/srs_app_kafka.cpp
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@ -459,7 +459,8 @@ int SrsKafkaProducer::request_metadata()
senabled.c_str(), sbrokers.c_str(), lb->current(), server.c_str(), port, topic.c_str());
}
// connect to kafka server.
// reconnect to kafka server.
transport->close();
if ((ret = transport->connect(server, port, SRS_CONSTS_KAFKA_TIMEOUT_US)) != ERROR_SUCCESS) {
srs_error("kafka connect %s:%d failed. ret=%d", server.c_str(), port, ret);
return ret;
@ -473,6 +474,16 @@ int SrsKafkaProducer::request_metadata()
}
SrsAutoFree(SrsKafkaTopicMetadataResponse, metadata);
// we may need to request multiple times.
// for example, the first time to create a none-exists topic, then query metadata.
if (!metadata->metadatas.empty()) {
SrsKafkaTopicMetadata* topic = metadata->metadatas.at(0);
if (topic->metadatas.empty()) {
srs_warn("topic %s metadata empty, retry.", topic->name.to_str().c_str());
return ret;
}
}
// show kafka metadata.
string summary = srs_kafka_metadata_summary(metadata);
srs_trace("kafka metadata: %s", summary.c_str());

8
trunk/src/protocol/srs_kafka_stack.hpp
View file

@ -152,6 +152,10 @@ public:
{
return length;
}
virtual bool empty()
{
return elems.empty();
}
virtual T* at(int index)
{
return elems.at(index);
@ -241,6 +245,10 @@ public:
{
return length;
}
virtual bool empty()
{
return elems.empty();
}
virtual int32_t at(int index)
{
return elems.at(index);