Add health check in Ordering.BackgroundTask project

docker-compose.override.yml

@@ -342,20 +342,22 @@ services:
       - HealthChecks-UI__HealthChecks__7__Uri=http://webmarketingapigw/hc
       - HealthChecks-UI__HealthChecks__8__Name=Ordering HTTP Check
       - HealthChecks-UI__HealthChecks__8__Uri=http://ordering.api/hc
-      - HealthChecks-UI__HealthChecks__10__Name=Basket HTTP Check
-      - HealthChecks-UI__HealthChecks__10__Uri=http://basket.api/hc
-      - HealthChecks-UI__HealthChecks__11__Name=Catalog HTTP Check
-      - HealthChecks-UI__HealthChecks__11__Uri=http://catalog.api/hc
-      - HealthChecks-UI__HealthChecks__12__Name=Identity HTTP Check
-      - HealthChecks-UI__HealthChecks__12__Uri=http://identity.api/hc
-      - HealthChecks-UI__HealthChecks__13__Name=Marketing HTTP Check
-      - HealthChecks-UI__HealthChecks__13__Uri=http://marketing.api/hc
-      - HealthChecks-UI__HealthChecks__14__Name=Locations HTTP Check
-      - HealthChecks-UI__HealthChecks__14__Uri=http://locations.api/hc
-      - HealthChecks-UI__HealthChecks__15__Name=Payments HTTP Check
-      - HealthChecks-UI__HealthChecks__15__Uri=http://payment.api/hc
-      - HealthChecks-UI__HealthChecks__16__Name=Ordering SignalRHub HTTP Check
-      - HealthChecks-UI__HealthChecks__16__Uri=http://ordering.signalrhub/hc      
+      - HealthChecks-UI__HealthChecks__9__Name=Basket HTTP Check
+      - HealthChecks-UI__HealthChecks__9__Uri=http://basket.api/hc
+      - HealthChecks-UI__HealthChecks__10__Name=Catalog HTTP Check
+      - HealthChecks-UI__HealthChecks__10__Uri=http://catalog.api/hc
+      - HealthChecks-UI__HealthChecks__11__Name=Identity HTTP Check
+      - HealthChecks-UI__HealthChecks__11__Uri=http://identity.api/hc
+      - HealthChecks-UI__HealthChecks__12__Name=Marketing HTTP Check
+      - HealthChecks-UI__HealthChecks__12__Uri=http://marketing.api/hc
+      - HealthChecks-UI__HealthChecks__13__Name=Locations HTTP Check
+      - HealthChecks-UI__HealthChecks__13__Uri=http://locations.api/hc
+      - HealthChecks-UI__HealthChecks__14__Name=Payments HTTP Check
+      - HealthChecks-UI__HealthChecks__14__Uri=http://payment.api/hc
+      - HealthChecks-UI__HealthChecks__15__Name=Ordering SignalRHub HTTP Check
+      - HealthChecks-UI__HealthChecks__15__Uri=http://ordering.signalrhub/hc    
+      - HealthChecks-UI__HealthChecks__16__Name=Ordering HTTP Background Check
+      - HealthChecks-UI__HealthChecks__16__Uri=http://ordering.backgroundtasks/hc      
       - ApplicationInsights__InstrumentationKey=${INSTRUMENTATION_KEY}
       - OrchestratorType=${ORCHESTRATOR_TYPE}
     ports:

src/Services/Ordering/Ordering.BackgroundTasks/Dockerfile

@@ -1,4 +1,4 @@
-FROM mcr.microsoft.com/dotnet/core/runtime:3.0-buster-slim AS base
+FROM mcr.microsoft.com/dotnet/core/aspnet:3.0-buster-slim AS base
 WORKDIR /app
 EXPOSE 80
 

src/Services/Ordering/Ordering.BackgroundTasks/Ordering.BackgroundTasks.csproj

@@ -9,21 +9,25 @@
   </PropertyGroup>
 
   <ItemGroup>
+    <PackageReference Include="AspNetCore.HealthChecks.AzureServiceBus" Version="$(AspNetCore_HealthChecks_AzureServiceBus)" />
+    <PackageReference Include="AspNetCore.HealthChecks.Rabbitmq" Version="$(AspNetCore_HealthChecks_Rabbitmq)" />
+    <PackageReference Include="AspNetCore.HealthChecks.SqlServer" Version="$(AspNetCore_HealthChecks_SqlServer)" />
+    <PackageReference Include="AspNetCore.HealthChecks.UI.Client" Version="$(AspNetCore_HealthChecks_UI_Client)" />
+    <PackageReference Include="Autofac" Version="$(Autofac)" />
+    <PackageReference Include="Autofac.Extensions.DependencyInjection" Version="$(Autofac_Extensions_DependencyInjection)" />
+    <PackageReference Include="Dapper" Version="$(Dapper)" />
+    <PackageReference Include="Microsoft.AspNetCore.App" Version="3.0.0-preview7.19365.7" />
     <PackageReference Include="Microsoft.Extensions.Hosting" Version="$(Microsoft_Extensions_Hosting)" />
     <PackageReference Include="Microsoft.VisualStudio.Azure.Containers.Tools.Targets" Version="$(Microsoft_VisualStudio_Azure_Containers_Tools_Targets)" />
-    <PackageReference Include="Dapper" Version="$(Dapper)" />
+    <PackageReference Include="Microsoft.AspNetCore.Diagnostics.HealthChecks" Version="$(Microsoft_AspNetCore_Diagnostics_HealthChecks)" />
+    <PackageReference Include="Microsoft.AspNetCore.Http.Abstractions" Version="$(Microsoft_AspNetCore_Http_Abstractions_3_0)" />
+    
     <PackageReference Include="Serilog.AspNetCore" Version="$(Serilog_AspNetCore)" />
     <PackageReference Include="Serilog.Enrichers.Environment" Version="$(Serilog_Enrichers_Environment)" />
     <PackageReference Include="Serilog.Settings.Configuration" Version="$(Serilog_Settings_Configuration)" />
     <PackageReference Include="Serilog.Sinks.Console" Version="$(Serilog_Sinks_Console)" />
     <PackageReference Include="Serilog.Sinks.Seq" Version="$(Serilog_Sinks_Seq)" />
     <PackageReference Include="Serilog.Sinks.Http" Version="$(Serilog_Sinks_Http)" />
-    <PackageReference Include="Autofac" Version="$(Autofac)" />
-    <PackageReference Include="Autofac.Extensions.DependencyInjection" Version="$(Autofac_Extensions_DependencyInjection)" />
-    <PackageReference Include="Microsoft.AspNetCore.Diagnostics.HealthChecks" Version="$(Microsoft_AspNetCore_Diagnostics_HealthChecks)" />
-    <PackageReference Include="AspNetCore.HealthChecks.AzureServiceBus" Version="$(AspNetCore_HealthChecks_AzureServiceBus)" />
-    <PackageReference Include="AspNetCore.HealthChecks.Rabbitmq" Version="$(AspNetCore_HealthChecks_Rabbitmq)" />
-    <PackageReference Include="AspNetCore.HealthChecks.SqlServer" Version="$(AspNetCore_HealthChecks_SqlServer)" />
   </ItemGroup>
 
   <ItemGroup>

src/Services/Ordering/Ordering.BackgroundTasks/Program.cs

@@ -6,6 +6,8 @@ using Ordering.BackgroundTasks.Extensions;
 using Ordering.BackgroundTasks.Tasks;
 using Serilog;
 using System.IO;
+using Microsoft.AspNetCore;
+using Microsoft.AspNetCore.Hosting;
 
 namespace Ordering.BackgroundTasks
 {
@@ -13,11 +15,11 @@ namespace Ordering.BackgroundTasks
     {
         public static void Main(string[] args)
         {
-            CreateHostBuilder(args).Build().Run();
+            CreateHostBuilder(args).Run();
         }
 
-        public static IHostBuilder CreateHostBuilder(string[] args) =>
-            Host.CreateDefaultBuilder(args)
+        public static IWebHost CreateHostBuilder(string[] args) =>
+           WebHost.CreateDefaultBuilder(args)
                 .ConfigureAppConfiguration((host, builder) =>
                 {
                     builder.SetBasePath(Directory.GetCurrentDirectory());
@@ -27,15 +29,7 @@ namespace Ordering.BackgroundTasks
                     builder.AddCommandLine(args);
                 })
                 .ConfigureLogging((host, builder) => builder.UseSerilog(host.Configuration).AddSerilog())
-                .ConfigureServices((host, services) =>
-                {
-                    services.AddCustomHealthCheck(host.Configuration);
-                    services.Configure<BackgroundTaskSettings>(host.Configuration);
-                    services.AddOptions();
-                    services.AddHostedService<GracePeriodManagerService>();
-                    services.AddEventBus(host.Configuration);
-                    services.AddAutofac(container => container.Populate(services));
-                })
-                .UseServiceProviderFactory(new AutofacServiceProviderFactory());
+                .UseStartup<Startup>()
+                .Build();
     }
 }

src/Services/Ordering/Ordering.BackgroundTasks/Startup.cs

@@ -0,0 +1,57 @@
+namespace Ordering.BackgroundTasks
+{
+    using Autofac;
+    using Autofac.Extensions.DependencyInjection;
+    using Microsoft.AspNetCore.Builder;
+    using Microsoft.AspNetCore.Diagnostics.HealthChecks;
+    using Microsoft.Extensions.Configuration;
+    using Microsoft.Extensions.DependencyInjection;
+    using Microsoft.Extensions.Logging;
+    using Ordering.BackgroundTasks.Extensions;
+    using Ordering.BackgroundTasks.Tasks;
+    using System;
+    using HealthChecks.UI.Client;
+
+    public class Startup
+    {
+        public Startup(IConfiguration configuration)
+        {
+            Configuration = configuration;
+        }
+
+        public IConfiguration Configuration { get; }
+
+        public virtual IServiceProvider ConfigureServices(IServiceCollection services)
+        {
+            services.AddCustomHealthCheck(this.Configuration)
+                .Configure<BackgroundTaskSettings>(this.Configuration)
+                .AddOptions()
+                .AddHostedService<GracePeriodManagerService>()
+                .AddEventBus(this.Configuration)
+                .AddAutofac(container => container.Populate(services));
+
+            var container = new ContainerBuilder();
+            container.Populate(services);
+
+            return new AutofacServiceProvider(container.Build());
+        }
+
+
+        public void Configure(IApplicationBuilder app, ILoggerFactory loggerFactory)
+        {
+            app.UseRouting();
+            app.UseEndpoints(endpoints =>
+            {
+                endpoints.MapHealthChecks("/hc", new HealthCheckOptions()
+                {
+                    Predicate = _ => true,
+                    ResponseWriter = UIResponseWriter.WriteHealthCheckUIResponse
+                });
+                endpoints.MapHealthChecks("/liveness", new HealthCheckOptions
+                {
+                    Predicate = r => r.Name.Contains("self")
+                });
+            });
+        }
+    }
+}

src/_build/dependencies.props

@@ -58,6 +58,7 @@
     <Microsoft_AspNetCore_Diagnostics_HealthChecks>2.2.0</Microsoft_AspNetCore_Diagnostics_HealthChecks>
     <Microsoft_AspNetCore_HealthChecks>1.0.0</Microsoft_AspNetCore_HealthChecks>
     <Microsoft_AspNetCore_Http_Abstractions>2.2.0</Microsoft_AspNetCore_Http_Abstractions>
+    <Microsoft_AspNetCore_Http_Abstractions_3_0>3.0.0-preview4-19123-01</Microsoft_AspNetCore_Http_Abstractions_3_0>
     <Microsoft_AspNetCore_Mvc_Testing>3.0.0-preview6.19307.2</Microsoft_AspNetCore_Mvc_Testing>
     <Microsoft_AspNetCore_TestHost>3.0.0-preview7.19365.7</Microsoft_AspNetCore_TestHost>
     <Microsoft_AspNetCore_Identity_EntityFrameworkCore>3.0.0-preview7.19365.7</Microsoft_AspNetCore_Identity_EntityFrameworkCore>