public DefaultKafkaConsumerProvider(KafkaConsumerOptions kafkaConsumerOptions, Action <RecieveResult> onMessageRecieved)
{
this.kafkaConsumerOptions = kafkaConsumerOptions;
this.onMessageRecieved = onMessageRecieved;
Consumer = KafkaConsumer.Create(kafkaConsumerOptions.GroupId, kafkaConsumerOptions);
Consumer.EnableAutoCommit = kafkaConsumerOptions.EnableAutoCommit;
}
public KafkaMessageConsumer(ILogger <KafkaMessageConsumer <TData> > logger,
IOptions <KafkaConsumerOptions <TData> > config,
IMetricsFactory <KafkaMessageConsumer <TData> >?metricsFactory,
IApplicationNameService applicationNameService,
CloudEventFormatter cloudEventFormatter)
{
_logger = logger ?? throw new ArgumentNullException(nameof(logger));
_applicationNameService = applicationNameService ?? throw new ArgumentNullException(nameof(config));
_cloudEventFormatter = cloudEventFormatter;
_options = config.Value ?? throw new ArgumentNullException(nameof(config));
_consumerLagSummary = metricsFactory?.CreateSummary("consumer_lag_distribution",
"Contains a summary of current consumer lag of each partition", new[] { "topic", "partition" });
_consumerLagGauge = metricsFactory?.CreateGauge("consumer_lag",
"Contains current number consumer lag of each partition", false, "topic", "partition");
}
public KafkaConsumerBuilder(IServiceCollection services, KafkaConsumerOptions kafkaConsumerOptions)
{
this.Services = services;
this.kafkaConsumerOptions = kafkaConsumerOptions;
}
