Factor WebAssembly debugging infrastructure out of Microsoft.AspNetCore.Components.Server (#6519)

* Add empty Blazor.Server project

* Move debugging middleware to Blazor.Server

* Use debugging middleware in Blazor standalone CLI

* Use debugging middleware in Blazor "hosted" sample

* Update artifacts.props

build/artifacts.props

@@ -33,6 +33,7 @@ This can be done once #4246 is complete, and done in conjunction with converting
     <PackageArtifact Include="Microsoft.AspNetCore.Blazor" Category="ship" />
     <PackageArtifact Include="Microsoft.AspNetCore.Blazor.Build" Category="ship" />
     <PackageArtifact Include="Microsoft.AspNetCore.Blazor.Cli" Category="ship" />
+    <PackageArtifact Include="Microsoft.AspNetCore.Blazor.Server" Category="ship" />
     <PackageArtifact Include="Microsoft.AspNetCore.Blazor.Templates" Category="ship" />
     <PackageArtifact Include="Microsoft.AspNetCore.Components.Analyzers" Category="ship" />
     <PackageArtifact Include="Microsoft.AspNetCore.Components.Browser" Category="ship" />

src/Components/Components.sln

@@ -98,6 +98,8 @@ Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.AspNetCore.Compon
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Microsoft.AspNetCore.Components.Build", "src\Microsoft.AspNetCore.Components.Build\Microsoft.AspNetCore.Components.Build.csproj", "{ABDBB486-6F40-4EA0-8ED1-BF995F534F13}"
 EndProject
+Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Microsoft.AspNetCore.Blazor.Server", "blazor\src\Microsoft.AspNetCore.Blazor.Server\Microsoft.AspNetCore.Blazor.Server.csproj", "{EA44F350-F410-41B4-BA21-00CD31D17384}"
+EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
 		Debug|Any CPU = Debug|Any CPU
@@ -344,6 +346,14 @@ Global
 		{ABDBB486-6F40-4EA0-8ED1-BF995F534F13}.Release|Any CPU.Build.0 = Release|Any CPU
 		{ABDBB486-6F40-4EA0-8ED1-BF995F534F13}.ReleaseNoVSIX|Any CPU.ActiveCfg = Release|Any CPU
 		{ABDBB486-6F40-4EA0-8ED1-BF995F534F13}.ReleaseNoVSIX|Any CPU.Build.0 = Release|Any CPU
+		{EA44F350-F410-41B4-BA21-00CD31D17384}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{EA44F350-F410-41B4-BA21-00CD31D17384}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{EA44F350-F410-41B4-BA21-00CD31D17384}.DebugNoVSIX|Any CPU.ActiveCfg = Debug|Any CPU
+		{EA44F350-F410-41B4-BA21-00CD31D17384}.DebugNoVSIX|Any CPU.Build.0 = Debug|Any CPU
+		{EA44F350-F410-41B4-BA21-00CD31D17384}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{EA44F350-F410-41B4-BA21-00CD31D17384}.Release|Any CPU.Build.0 = Release|Any CPU
+		{EA44F350-F410-41B4-BA21-00CD31D17384}.ReleaseNoVSIX|Any CPU.ActiveCfg = Release|Any CPU
+		{EA44F350-F410-41B4-BA21-00CD31D17384}.ReleaseNoVSIX|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -389,6 +399,7 @@ Global
 		{85813607-297F-4D39-92F7-89379FD80D70} = {32B33872-B599-4913-9F90-EDB5F9E24B18}
 		{E52F5005-26EA-4764-8ECF-41D324AAA6D9} = {B867E038-B3CE-43E3-9292-61568C46CDEB}
 		{ABDBB486-6F40-4EA0-8ED1-BF995F534F13} = {B867E038-B3CE-43E3-9292-61568C46CDEB}
+		{EA44F350-F410-41B4-BA21-00CD31D17384} = {AD41FFD8-2C0C-4F0C-9537-25C2A3A7A1F4}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {504DA352-6788-4DC0-8705-82167E72A4D3}

src/Components/blazor/samples/HostedInAspNet.Server/HostedInAspNet.Server.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk.Web">
+<Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
     <TargetFramework>netcoreapp3.0</TargetFramework>
@@ -21,6 +21,7 @@
 
   <ItemGroup>
     <ProjectReference Include="..\..\..\src\Microsoft.AspNetCore.Components.Server\Microsoft.AspNetCore.Components.Server.csproj" />
+    <ProjectReference Include="..\..\src\Microsoft.AspNetCore.Blazor.Server\Microsoft.AspNetCore.Blazor.Server.csproj" />
     <ProjectReference Include="..\HostedInAspNet.Client\HostedInAspNet.Client.csproj" />
   </ItemGroup>
 

src/Components/blazor/samples/HostedInAspNet.Server/Startup.cs

@@ -1,4 +1,4 @@
-// Copyright (c) .NET Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using Microsoft.AspNetCore.Builder;
@@ -21,6 +21,7 @@ namespace HostedInAspNet.Server
             if (env.IsDevelopment())
             {
                 app.UseDeveloperExceptionPage();
+                app.UseBlazorDebugging();
             }
 
             app.UseBlazor<Client.Program>();

src/Components/blazor/src/Microsoft.AspNetCore.Blazor.Cli/Microsoft.AspNetCore.Blazor.Cli.csproj

@@ -20,5 +20,6 @@
 
   <ItemGroup>
     <ProjectReference Include="..\..\..\src\Microsoft.AspNetCore.Components.Server\Microsoft.AspNetCore.Components.Server.csproj" />
+    <ProjectReference Include="..\Microsoft.AspNetCore.Blazor.Server\Microsoft.AspNetCore.Blazor.Server.csproj" />
   </ItemGroup>
 </Project>

src/Components/blazor/src/Microsoft.AspNetCore.Blazor.Cli/Server/Startup.cs

@@ -1,4 +1,4 @@
-// Copyright (c) .NET Foundation. All rights reserved.
+// Copyright (c) .NET Foundation. All rights reserved.
 // Licensed under the Apache License, Version 2.0. See License.txt in the project root for license information.
 
 using Microsoft.AspNetCore.Components.Server;
@@ -38,6 +38,7 @@ namespace Microsoft.AspNetCore.Blazor.Cli.Server
 
             var clientAssemblyPath = FindClientAssemblyPath(app);
             app.UseBlazor(new BlazorOptions { ClientAssemblyPath = clientAssemblyPath });
+            app.UseBlazorDebugging();
         }
 
         private static void EnableConfiguredPathbase(IApplicationBuilder app, IConfiguration configuration)

src/Components/blazor/src/Microsoft.AspNetCore.Blazor.Server/Microsoft.AspNetCore.Blazor.Server.csproj

@@ -0,0 +1,19 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>netstandard2.0</TargetFramework>
+    <Description>Runtime server features for ASP.NET Core Blazor applications.</Description>
+    <IsProductPackage>true</IsProductPackage>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.Hosting.Abstractions" Version="$(AspNetCorePackageVersion)" />
+    <PackageReference Include="Microsoft.AspNetCore.WebSockets" Version="$(AspNetCorePackageVersion)" />
+    <PackageReference Include="Microsoft.AspNetCore.Hosting.Abstractions" Version="$(AspNetCorePackageVersion)" />
+    <PackageReference Include="Newtonsoft.Json" Version="$(NewtonsoftJsonPackageVersion)" />
+
+    <!-- Used by ws-proxy sources only. Remove this once we're able to consume ws-proxy as a NuGet package. -->
+    <PackageReference Include="Mono.Cecil" Version="0.10.0-beta7" />
+  </ItemGroup>
+
+</Project>

src/Components/blazor/src/Microsoft.AspNetCore.Blazor.Server/MonoDebugProxy/BlazorMonoDebugProxyAppBuilderExtensions.cs

@@ -14,9 +14,16 @@ using WsProxy;
 
 namespace Microsoft.AspNetCore.Builder
 {
-    internal static class MonoDebugProxyAppBuilderExtensions
+    /// <summary>
+    /// Provides infrastructure for debugging Blazor applications.
+    /// </summary>
+    public static class BlazorMonoDebugProxyAppBuilderExtensions
     {
-        public static void UseMonoDebugProxy(this IApplicationBuilder app)
+        /// <summary>
+        /// Adds middleware for needed for debugging Blazor applications
+        /// inside Chromium dev tools.
+        /// </summary>
+        public static void UseBlazorDebugging(this IApplicationBuilder app)
         {
             app.UseWebSockets();
 

src/Components/src/Microsoft.AspNetCore.Components.Server/Builder/BlazorApplicationBuilderExtensions.cs

@@ -87,12 +87,6 @@ namespace Microsoft.AspNetCore.Builder
                 });
             }
 
-            // Accept debugger connections
-            if (config.EnableDebugging)
-            {
-                app.UseMonoDebugProxy();
-            }
-
             // Finally, use SPA fallback routing (serve default page for anything else,
             // excluding /_framework/*)
             app.MapWhen(IsNotFrameworkDir, childAppBuilder =>

src/Components/src/Microsoft.AspNetCore.Components.Server/Microsoft.AspNetCore.Components.Server.csproj

@@ -1,4 +1,4 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
     <TargetFramework>netstandard2.0</TargetFramework>
@@ -17,9 +17,6 @@
     <PackageReference Include="Microsoft.AspNetCore.StaticFiles" Version="$(AspNetCorePackageVersion)" />
     <PackageReference Include="Microsoft.AspNetCore.SpaServices.Extensions" Version="$(AspNetCorePackageVersion)" />
     <PackageReference Include="Microsoft.Extensions.FileProviders.Physical" Version="$(AspNetCorePackageVersion)" />
-
-    <!-- Used by ws-proxy sources only. Remove this once we're able to consume ws-proxy as a NuGet package. -->
-    <PackageReference Include="Mono.Cecil" Version="0.10.0-beta7" />
   </ItemGroup>
 
   <ItemGroup>