} // AmqpClient #region ConnectionHandlerProgram private Exception MakeNewConnection(ref RmqCl.IConnection connection, ref RmqCl.IModel channel, bool reconnecting) { // This method attempts to make a new connection. Returns true if success, otherwise false. var connRequest = ConnectionRequestObj; var factory = new RmqCl.ConnectionFactory() { HostName = connRequest.Host, UserName = connRequest.Username, Password = connRequest.Password }; // Secure connection? if (connRequest.Secure) { factory.Ssl.Enabled = true; factory.Ssl.ServerName = connRequest.Host; factory.Ssl.Version = System.Security.Authentication.SslProtocols.Tls12; } try { // Create connection and channel connection = factory.CreateConnection(); channel = connection.CreateModel(); // Declare the exchange channel.ExchangeDeclare(exchange: connRequest.Exchange, type: "topic", autoDelete: false, durable: true, arguments: null); // Create a queue to receive messages var queueName = channel.QueueDeclare(queue: "", // Use a generated queue name durable: false, // The queue does not survive a broker restart exclusive: true, // The queue is only for this application, and it will be deleted on app exit autoDelete: true, // The queue is deleted when no one is bound to it arguments: null ).QueueName; // Bind the queue to the topic pattern channel.QueueBind(queue: queueName, exchange: connRequest.Exchange, routingKey: connRequest.TopicPattern, arguments: null); // Set up a consumer for messages m_messageConsumer = new RmqCl.Events.EventingBasicConsumer(channel); m_messageConsumer.Received += MessageReceived; channel.BasicConsume(queue: queueName, noAck: true, consumerTag: "", noLocal: false, exclusive: false, arguments: new Dictionary <string, object> { }, consumer: m_messageConsumer); // Sign up for the shutdown event channel.ModelShutdown += ModelShutdown; // This event will fire if the connection is lost return(null); } catch (Exception e) { // Clean the connection DestroyConnection(ref connection, ref channel); return(e); } } // MakeNewConnection
private void InitializeInputExchange(IModel channel) { channel.ExchangeDeclare( exchange: $"{_serviceName}.Input.E.Direct.{Env}", type: "direct"); channel.ExchangeBind( destination: $"{_serviceName}.Input.E.Direct.{Env}", source: $"RabbitMqPocMessageHub.E.Fanout.{Env}", routingKey: ""); }
private void DeclareExchanges(RC.IModel channel, params IExchange[] exchanges) { foreach (var exchange in exchanges) { _logger?.LogDebug("Declaring exchange '{exchange}'", exchange.ExchangeName); if (!IsDeclaringDefaultExchange(exchange)) { try { if (exchange.IsDelayed) { var arguments = exchange.Arguments; if (arguments == null) { arguments = new Dictionary <string, object>(); } else { arguments = new Dictionary <string, object>(arguments); } arguments["x-delayed-type"] = exchange.Type; // TODO: exchange.IsInternal .. appears .NET client doesn't expose channel.ExchangeDeclare(exchange.ExchangeName, DELAYED_MESSAGE_EXCHANGE, exchange.IsDurable, exchange.IsAutoDelete, arguments); } else { // TODO: exchange.IsInternal .. appears .NET client doesn't expose channel.ExchangeDeclare(exchange.ExchangeName, exchange.Type, exchange.IsDurable, exchange.IsAutoDelete, exchange.Arguments); } } catch (Exception e) { LogOrRethrowDeclarationException(exchange, "exchange", e); } } } }
public RabbitMQWrapper(RabbitMQ.Client.IConnection connection) { _rmqConnection = connection; _rmqModel = _rmqConnection.CreateModel(); _rmqModel.ExchangeDeclare(_exchangeName, ExchangeType.Topic); _serializerSettings = new JsonSerializerSettings { ContractResolver = new CamelCasePropertyNamesContractResolver(), NullValueHandling = NullValueHandling.Ignore }; }
public void ReviceMessage(string queueName, string someone, Action <string> eventHandel) { EventingBasicConsumer consumer = new EventingBasicConsumer(_chanel); _chanel.ExchangeDeclare(exchangeName, exchangeType, false, false, null); //_chanel.ExchangeDeclare(exchangeName, exchangeType); _chanel.QueueDeclare(queueName, false, false, false, null);//持久化 排他性 自动删除 _chanel.QueueBind(queueName, exchangeName, routingKey, null); //_chanel.QueueBind(queueName, exchangeName, routingKey + someone);//交换机与 consumer.Received += (ch, ea) => { var message = Encoding.UTF8.GetString(ea.Body); eventHandel?.Invoke(message); _chanel.BasicAck(ea.DeliveryTag, false);//确认该消息已被消费 }; _chanel.BasicConsume(queueName, false, consumer); //_chanel.BasicConsume(queueName, false, consumer); //启动消费者 // Console.WriteLine("客户端2已启动"); }
private void InitializeRabbitMqPocMessageHub(IModel channel) { channel.ExchangeDeclare( exchange: $"RabbitMqPocMessageHub.E.Fanout.{Env}", type: "fanout"); }
private void InitializeDeadLetterExchange(IModel channel) { channel.ExchangeDeclare( exchange: $"{_serviceName}.Dlx.E.Fanout.{Env}", type: "fanout"); }