private void Connect()
{
if (_consumerClient != null)
{
return;
}
_connectionLock.Wait();
try
{
if (_consumerClient == null)
{
_kafkaOptions.MainConfig.Set("group.id", _groupId);
_kafkaOptions.MainConfig.Set("auto.offset.reset", "earliest");
var config = _kafkaOptions.AsKafkaConfig();
_consumerClient = new ConsumerBuilder <string, byte[]>(config)
.SetErrorHandler(ConsumerClient_OnConsumeError)
.SetLogHandler(ConsumerClient_OnLog)
.Build();
}
}
catch (Exception ex)
{
_logger.LogError(ex, ex.Message);
throw ex;
}
finally
{
_connectionLock.Release();
}
}
private void Connect()
{
if (_consumerClient != null)
{
return;
}
_connectionLock.Wait();
try
{
if (_consumerClient == null)
{
_kafkaOptions.MainConfig["group.id"] = _groupId;
_kafkaOptions.MainConfig["auto.offset.reset"] = "earliest";
var config = _kafkaOptions.AsKafkaConfig();
_consumerClient = new ConsumerBuilder <string, byte[]>(config)
.SetErrorHandler(ConsumerClient_OnConsumeError)
.SetLogHandler(ConsumerClient_OnLog)
.Build();
}
}
finally
{
_connectionLock.Release();
}
}
public IProducer <string, byte[]> RentProducer()
{
if (_producerPool.TryDequeue(out var producer))
{
Interlocked.Decrement(ref _pCount);
return(producer);
}
producer = new ProducerBuilder <string, byte[]>(_options.AsKafkaConfig()).Build();
return(producer);
}
public ConnectionPool(ILogger <ConnectionPool> logger, KafkaOptions options)
{
_options = options;
_producerPool = new ConcurrentQueue <IProducer <string, byte[]> >();
_maxSize = _options.ConnectionPoolSize;
logger.LogDebug("Transport Kafka configuration: {0}", JsonConvert.SerializeObject(_options.AsKafkaConfig(), Formatting.Indented));
}