update sample.

samples/Sample.RabbitMQ.MySql/Program.cs

@@ -3,6 +3,7 @@ using System.Collections.Generic;
 using System.IO;
 using System.Linq;
 using System.Threading.Tasks;
+using Microsoft.AspNetCore;
 using Microsoft.AspNetCore.Builder;
 using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.Configuration;
@@ -13,20 +14,12 @@ namespace Sample.RabbitMQ.MySql
     {
         public static void Main(string[] args)
         {
-            var config = new ConfigurationBuilder()
-                .AddCommandLine(args)
-                .AddEnvironmentVariables("ASPNETCORE_")
-                .Build();
+            BuildWebHost(args).Run();
+        }
 
-            var host = new WebHostBuilder()
-                .UseConfiguration(config)
-                .UseKestrel()
-                .UseContentRoot(Directory.GetCurrentDirectory())
-                .UseIISIntegration()
+        public static IWebHost BuildWebHost(string[] args) =>
+            WebHost.CreateDefaultBuilder(args)
                 .UseStartup<Startup>()
                 .Build();
-
-            host.Run();
-        }
     }
 }

samples/Sample.RabbitMQ.MySql/Startup.cs

@@ -20,14 +20,6 @@ namespace Sample.RabbitMQ.MySql
                 x.UseEntityFramework<AppDbContext>();
                 x.UseRabbitMQ("localhost");
                 x.UseDashboard();
-                x.UseDiscovery(d =>
-                {
-                    d.DiscoveryServerHostName = "localhost";
-                    d.DiscoveryServerPort = 8500;
-                    d.CurrentNodeHostName = "localhost";
-                    d.CurrentNodePort = 5800;
-                    d.NodeName = "CAP 1号节点";
-                });
             });
 
             services.AddMvc();