public RabbitMQService(string connectionString, string hostName, string queueName, string userName, string password, int port, string deadLetterExchangeName)
: this(connectionString, hostName, userName, password, port)
{
_rabbitMQModel = new RabbitMQModel(_model);
_deadLetterExchangeName = deadLetterExchangeName;
_queueName = queueName ?? throw new ArgumentNullException(nameof(queueName));
Dictionary <string, object> args = new Dictionary <string, object>();
// Create dead letter queue
if (!string.IsNullOrEmpty(_deadLetterExchangeName))
{
string deadLetterQueueName = string.Format("{0}-poison", _queueName);
_model.QueueDeclare(queue: deadLetterQueueName, durable: false, exclusive: false, autoDelete: false, arguments: null);
_model.ExchangeDeclare(_deadLetterExchangeName, Constants.DefaultDLXSetting);
_model.QueueBind(deadLetterQueueName, _deadLetterExchangeName, Constants.DeadLetterRoutingKeyValue, null);
args[Constants.DeadLetterExchangeKey] = _deadLetterExchangeName;
args[Constants.DeadLetterRoutingKey] = Constants.DeadLetterRoutingKeyValue;
}
_model.QueueDeclare(queue: _queueName, durable: false, exclusive: false, autoDelete: false, arguments: args);
_batch = _model.CreateBasicPublishBatch();
}
public RabbitMQListener(ITriggeredFunctionExecutor executor, IRabbitMQService service, string queueName, ushort batchNumber, ILogger logger)
{
_executor = executor;
_service = service;
_queueName = queueName;
_batchNumber = batchNumber;
_logger = logger;
_rabbitMQModel = _service.RabbitMQModel;
}
public RabbitMQService(string connectionString, string hostName, string queueName, string userName, string password, int port)
: this(connectionString, hostName, userName, password, port)
{
_rabbitMQModel = new RabbitMQModel(_model);
_queueName = queueName ?? throw new ArgumentNullException(nameof(queueName));
_model.QueueDeclarePassive(_queueName); // Throws exception if queue doesn't exist
_batch = _model.CreateBasicPublishBatch();
}
public RabbitMQListener(
ITriggeredFunctionExecutor executor,
IRabbitMQService service,
string queueName,
ILogger logger,
FunctionDescriptor functionDescriptor,
ushort prefetchCount)
{
_executor = executor;
_service = service;
_queueName = queueName;
_logger = logger;
_rabbitMQModel = _service.RabbitMQModel;
_functionDescriptor = functionDescriptor ?? throw new ArgumentNullException(nameof(functionDescriptor));
_functionId = functionDescriptor.Id;
_scaleMonitorDescriptor = new ScaleMonitorDescriptor($"{_functionId}-RabbitMQTrigger-{_queueName}".ToLower());
_prefetchCount = prefetchCount;
}
public RabbitMQService(string connectionString, string hostName, string exchangeName, string routingKey, string userName, string password, int port)
: this(connectionString, hostName, userName, password, port)
{
_rabbitMQModel = new RabbitMQModel(_model);
_routingKey = routingKey ?? throw new ArgumentNullException(nameof(routingKey));
_exchangeName = exchangeName ?? throw new ArgumentNullException(nameof(exchangeName));
if (!string.IsNullOrEmpty(_exchangeName))
{
_model.ExchangeDeclarePassive(_exchangeName);
}
else
{
// Should only declare queue if using default exchange
if (!string.IsNullOrEmpty(_routingKey))
{
_model.QueueDeclarePassive(_routingKey);
}
}
_batch = _model.CreateBasicPublishBatch();
}