private static ConnectionFactory factory = new ConnectionFactory { HostName = "192.168.1.109", UserName = "ljr", Password = "root", VirtualHost = "/" };

 1         static void Main(string[] args)2         {3             using (var connection = factory.CreateConnection())4             {5                 using (var channel = connection.CreateModel())6                 {7                     var consumer = new EventingBasicConsumer();8                     consumer.Received += (model, ea) =>9                     {
10                         var body = ea.Body;
11                         var message = Encoding.UTF8.GetString(body);
12                         Console.WriteLine(" [x] Received {0}", message);
13
14                         var total = DbHelper.ExecuteScalar("Select Total from ConCurrency where Id = 1", null).ToString();
15                         var value = int.Parse(total) + 1;
16
17                         DbHelper.ExecuteNonQuery(string.Format("Update ConCurrency Set Total = {0} where Id = 1", value.ToString()), null);
18                     };
19
20                     channel.QueueDeclare(queue: "queueName", durable: false, exclusive: false, autoDelete: false, arguments: null);
21                     channel.BasicConsume(queue: "queueName", noAck: true, consumer: consumer);
22
23                     Console.WriteLine(" Press [enter] to exit.");
24                     Console.ReadLine();
25                 }
26             }
27         }

 1         static void Main(string[] args)2         {3             for (int i = 1; i <= 500; i++)4             {5                 Task.Run(async () =>6                 {7                     await Produce();8                 });9
10                 Console.WriteLine(i);
11             }
12
13             Console.ReadKey();
14         }
15
16         public static Task Produce()
17         {
18             return Task.Factory.StartNew(() =>
19             {
20                 using (var connection = factory.CreateConnection())
21                 {
22                     using (var channel = connection.CreateModel())
23                     {
24                         var body = Encoding.UTF8.GetBytes(Guid.NewGuid().ToString());
25                         channel.QueueDeclare(queue: "queueName", durable: false, exclusive: false, autoDelete: false, arguments: null);
26                         channel.BasicPublish(exchange: "", routingKey: "queueName", basicProperties: null, body: body);
27                     }
28                 }
29             });
30         }