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using System.Text;
using RabbitMQ.Client;
using RabbitMQ.Client.Events;
var factory = new ConnectionFactory { HostName = "localhost" };
using var connection = factory.CreateConnection();
using var channel = connection.CreateModel();
channel.ExchangeDeclare(exchange: "topic_logs", type: ExchangeType.Topic);
// declare a server-named queue
var queueName = channel.QueueDeclare().QueueName;
if (args.Length < 1)
Console.Error.WriteLine("Usage: {0} [binding_key...]",
Console.WriteLine(" Press [enter] to exit.");
Environment.ExitCode = 1;
foreach (var bindingKey in args)
channel.QueueBind(queue: queueName,
exchange: "topic_logs",
routingKey: bindingKey);
Console.WriteLine(" [*] Waiting for messages. To exit press CTRL+C");
var consumer = new EventingBasicConsumer(channel);
consumer.Received += (model, ea) =>
var body = ea.Body.ToArray();
var message = Encoding.UTF8.GetString(body);
var routingKey = ea.RoutingKey;
Console.WriteLine($" [x] Received '{routingKey}':'{message}'");
channel.BasicConsume(queue: queueName,
autoAck: true,
consumer: consumer);
Console.WriteLine(" Press [enter] to exit.");