private async Task RecoverConsumer(RabbitMqConsumerInfo consumerInfo)
{
await Task.Delay(TimeSpan.FromSeconds(5), _cancellationToken);
_logger.LogWarning("Trying to recover consumer..");
DestroyConsumer();
CreateConsumerInternal(consumerInfo);
}
public RabbitMqConsumerController(IServiceProvider services
, IConsumerRegistration registration
, RabbitMqConsumerInfo consumerInfo
, IConnection connection
, ILogger <RabbitMqConsumer> logger
, CancellationToken cancellationToken)
{
_services = services;
_registration = registration;
_consumerInfo = consumerInfo;
_connection = connection;
_logger = logger;
_cancellationToken = cancellationToken;
}
private void CreateConsumerInternal(RabbitMqConsumerInfo consumerInfo)
{
if (_disposing || _disposed)
{
return;
}
_logger.LogInformation("Creating new consumer. Consumer info: {@ConsumerInfo}.", consumerInfo);
_consumer = new RabbitMqConsumer(_services, _connection, consumerInfo, _logger);
_consumer.ChannelCrashed += (_, _) =>
{
_logger.LogWarning("Consumer channel crashed. Will try to recreate new.");
Task.Factory.StartNew(() => RecoverConsumer(consumerInfo), _cancellationToken);
};
_cancellationTokenSource = CancellationTokenSource.CreateLinkedTokenSource(_cancellationToken);
_consumer.Start(_registration, _cancellationTokenSource.Token);
}
public virtual List <KeyValuePair <string, object> > Create(BasicDeliverEventArgs @event, ConsumerOptions consumerOptions, RabbitMqConsumerInfo consumerInfo, string correlationId)
{
var state = new List <KeyValuePair <string, object> >
{
new("CorrelationId", correlationId),
new("Exchange", consumerInfo.Exchange),
new("Queue", consumerInfo.Queue),
new("RoutingKey", consumerInfo.RoutingKey)
};