55 lines
1.8 KiB
C#
55 lines
1.8 KiB
C#
using System;
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using RabbitMQ.Client;
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using RabbitMQ.Client.Events;
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class RPCClient : IDisposable {
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private IConnection connection;
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private IModel channel;
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private string replyQueueName;
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private QueueingBasicConsumer consumer;
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public RPCClient() {
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ConnectionFactory factory = new ConnectionFactory();
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factory.HostName = "localhost";
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connection = factory.CreateConnection();
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channel = connection.CreateModel();
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replyQueueName = channel.QueueDeclare();
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consumer = new QueueingBasicConsumer(channel);
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channel.BasicConsume(replyQueueName, false, consumer);
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}
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public string Call(string message) {
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string response = null;
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string corrId = Guid.NewGuid().ToString();
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IBasicProperties props = channel.CreateBasicProperties();
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props.ReplyTo = replyQueueName;
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props.CorrelationId = corrId;
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byte[] messageBytes = System.Text.Encoding.UTF8.GetBytes(message);
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channel.BasicPublish("", "rpc_queue", props, messageBytes);
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while (true) {
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BasicDeliverEventArgs ea =
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(BasicDeliverEventArgs)consumer.Queue.Dequeue();
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if (ea.BasicProperties.CorrelationId == corrId) {
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byte[] body = ea.Body;
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response = System.Text.Encoding.UTF8.GetString(body);
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channel.BasicCancel(consumer.ConsumerTag);
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break;
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}
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}
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return response;
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}
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public void Dispose() {
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connection.Close();
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}
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public static void Main() {
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Console.WriteLine(" [x] Requesting fib(30)");
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using (RPCClient rpcClient = new RPCClient()) {
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string response = rpcClient.Call("30");
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Console.WriteLine(" [.] Got '{0}'", response);
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}
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}
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}
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