private void CreateConsumer()
{
_model = _connection.CreateModel();
if (!_disablePrefetch)
{
_model.BasicQos(0, _prefetchCount, false);
}
var consumer = new AsyncEventingBasicConsumer(_model);
consumer.Received += Event;
_model.BasicConsume(_queueName, false, consumer);
_logger.Debug("Started consuming");
}
public void StartConsuming(string queueName, IList <string> messageTypes, ConsumerEventHandler eventHandler, IConfiguration config)
{
_transportSettings = config.TransportSettings;
_durable = !_transportSettings.ClientSettings.ContainsKey("Durable") || (bool)_transportSettings.ClientSettings["Durable"];
_exclusive = _transportSettings.ClientSettings.ContainsKey("Exclusive") && (bool)_transportSettings.ClientSettings["Exclusive"];
_autoDelete = _transportSettings.ClientSettings.ContainsKey("AutoDelete") && (bool)_transportSettings.ClientSettings["AutoDelete"];
_queueArguments = _transportSettings.ClientSettings.ContainsKey("Arguments") ? (IDictionary <string, object>)_transportSettings.ClientSettings["Arguments"] : new Dictionary <string, object>();
_retryDelay = _transportSettings.RetryDelay;
if (_connection == null)
{
_connection = new Connection(config.TransportSettings, queueName, _logger);
}
if (_model == null)
{
_model = _connection.CreateModel();
}
// Configure exchanges
foreach (string messageType in messageTypes)
{
ConfigureExchange(messageType, "fanout");
}
// Configure queue
ConfigureQueue(queueName);
// Purge all messages on queue
if (_transportSettings.PurgeQueueOnStartup)
{
_logger.Debug("Purging queue");
_model.QueuePurge(queueName);
}
// Configure retry queue
ConfigureRetryQueue(queueName);
// Configure Error Queue/Exchange
var errorExchange = ConfigureErrorExchange();
var errorQueue = ConfigureErrorQueue();
if (!string.IsNullOrEmpty(errorExchange))
{
_model.QueueBind(errorQueue, errorExchange, string.Empty, null);
}
// Configure Audit Queue/Exchange
if (_transportSettings.AuditingEnabled)
{
var auditExchange = ConfigureAuditExchange();
var auditQueue = ConfigureAuditQueue();
if (!string.IsNullOrEmpty(auditExchange))
{
_model.QueueBind(auditQueue, auditExchange, string.Empty, null);
}
}
var clientCount = config.Clients;
for (int i = 0; i < clientCount; i++)
{
var client = new Client(_connection, config.TransportSettings, _logger);
client.StartConsuming(eventHandler, queueName);
foreach (string messageType in messageTypes)
{
client.ConsumeMessageType(messageType);
}
_clients.Add(client);
}
}