Support ASP.NET Core v2.0.0 (#32)

* Fix sample

* Downgrade dependencies

sample/SkyWalking.Sample.Backend/SkyWalking.Sample.Backend.csproj

@@ -5,13 +5,13 @@
   <ItemGroup>
     <Folder Include="wwwroot\" />
   </ItemGroup>
-  <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.All" Version="2.0.6" />
-  </ItemGroup>
   <ItemGroup>
     <DotNetCliToolReference Include="Microsoft.VisualStudio.Web.CodeGeneration.Tools" Version="2.0.3" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\src\SkyWalking.AspNetCore\SkyWalking.AspNetCore.csproj" />
   </ItemGroup>
+  <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.All" Version="2.0.0" />
+  </ItemGroup>
 </Project>
\ No newline at end of file

sample/SkyWalking.Sample.Frontend/Controllers/ValuesController.cs

-using System;
-using System.Collections.Generic;
-using System.Linq;
+using System.Collections.Generic;
+using System.Net.Http;
 using System.Threading.Tasks;
 using Microsoft.AspNetCore.Mvc;
-using SkyWalking.AspNetCore;
 
 namespace SkyWalking.Sample.Frontend.Controllers
 {
@@ -12,9 +10,9 @@ namespace SkyWalking.Sample.Frontend.Controllers
     {
         // GET api/values
         [HttpGet]
-        public async Task<IEnumerable<string>> Get([FromServices] TracingHttpClient httpClient)
+        public async Task<IEnumerable<string>> Get()
         {
-            await httpClient.HttpClient.GetAsync("http://localhost:5002/api/values");
+            await new HttpClient().GetAsync("http://localhost:5002/api/values");
             return new string[] {"value1", "value2"};
         }
 

sample/SkyWalking.Sample.Frontend/SkyWalking.Sample.Frontend.csproj

@@ -5,13 +5,13 @@
   <ItemGroup>
     <Folder Include="wwwroot\" />
   </ItemGroup>
-  <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.All" Version="2.0.6" />
-  </ItemGroup>
   <ItemGroup>
     <DotNetCliToolReference Include="Microsoft.VisualStudio.Web.CodeGeneration.Tools" Version="2.0.3" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\..\src\SkyWalking.AspNetCore\SkyWalking.AspNetCore.csproj" />
   </ItemGroup>
+  <ItemGroup>
+    <PackageReference Include="Microsoft.AspNetCore.All" Version="2.0.0" />
+  </ItemGroup>
 </Project>
\ No newline at end of file

src/SkyWalking.Abstractions/SkyWalking.Abstractions.csproj

@@ -15,4 +15,7 @@
     <ProjectReference Include="..\SkyWalking.NetworkProtocol.Trace\SkyWalking.NetworkProtocol.Trace.csproj" />
     <ProjectReference Include="..\SkyWalking.NetworkProtocol\SkyWalking.NetworkProtocol.csproj" />
   </ItemGroup>
+  <ItemGroup>
+    <PackageReference Include="NETStandard.Library" Version="2.0.0" />
+  </ItemGroup>
 </Project>
\ No newline at end of file

src/SkyWalking.AspNetCore/SkyWalking.AspNetCore.csproj

@@ -12,14 +12,14 @@
     <RootNamespace>SkyWalking.AspNetCore</RootNamespace>
   </PropertyGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.AspNetCore.Hosting" Version="2.1.0-preview2-final" />
-    <PackageReference Include="Microsoft.AspNetCore.Http.Abstractions" Version="2.1.0-preview2-final" />
-    <PackageReference Include="Microsoft.AspNetCore.Mvc.Abstractions" Version="2.1.0-preview2-final" />
+    <PackageReference Include="Microsoft.AspNetCore.Hosting" Version="2.0.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Http.Abstractions" Version="2.0.0" />
+    <PackageReference Include="Microsoft.AspNetCore.Mvc.Abstractions" Version="2.0.0" />
     <PackageReference Include="Microsoft.Extensions.DiagnosticAdapter" Version="2.1.0-preview2-final" />
     <PackageReference Include="Microsoft.Extensions.Http" Version="2.1.0-preview2-final" />
     <PackageReference Include="Microsoft.Extensions.Logging.Abstractions" Version="2.1.0-preview2-final" />
     <PackageReference Include="Microsoft.Extensions.Options" Version="2.1.0-preview2-final" />
-    <PackageReference Include="Microsoft.Extensions.Options.ConfigurationExtensions" Version="2.1.0-preview2-final" />
+    <PackageReference Include="Microsoft.Extensions.Options.ConfigurationExtensions" Version="2.0.0" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\SkyWalking.Core\SkyWalking.Core.csproj" />

src/SkyWalking.AspNetCore/SkyWalkingHostedService.cs

@@ -20,6 +20,7 @@ using System;
 using System.Diagnostics;
 using System.Threading;
 using System.Threading.Tasks;
+using Microsoft.AspNetCore.Hosting;
 using Microsoft.Extensions.Hosting;
 using Microsoft.Extensions.Options;
 using SkyWalking.Boot;

src/SkyWalking.Core/SkyWalking.Core.csproj

@@ -15,6 +15,7 @@
     <ProjectReference Include="..\SkyWalking.Abstractions\SkyWalking.Abstractions.csproj" />
   </ItemGroup>
   <ItemGroup>
+    <PackageReference Include="NETStandard.Library" Version="2.0.0" />
     <PackageReference Include="Nito.AsyncEx.Coordination" Version="5.0.0-pre-05" />
     <PackageReference Include="System.Diagnostics.DiagnosticSource" Version="4.4.1" />
   </ItemGroup>

src/SkyWalking.Diagnostics.HttpClient/SkyWalking.Diagnostics.HttpClient.csproj

@@ -13,6 +13,7 @@
   </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.DiagnosticAdapter" Version="2.1.0-preview2-final" />
+    <PackageReference Include="NETStandard.Library" Version="2.0.0" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\SkyWalking.Abstractions\SkyWalking.Abstractions.csproj" />

src/SkyWalking.Extensions.DependencyInjection/SkyWalking.Extensions.DependencyInjection.csproj

@@ -15,6 +15,7 @@
     <ProjectReference Include="..\SkyWalking.Core\SkyWalking.Core.csproj" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="2.1.0-preview2-final" />
+    <PackageReference Include="Microsoft.Extensions.DependencyInjection.Abstractions" Version="2.0.0" />
+    <PackageReference Include="NETStandard.Library" Version="2.0.0" />
   </ItemGroup>
 </Project>
\ No newline at end of file

src/SkyWalking.NetworkProtocol.Trace/SkyWalking.NetworkProtocol.Trace.csproj

-<Project Sdk="Microsoft.NET.Sdk">
-
+<Project Sdk="Microsoft.NET.Sdk">
   <Import Project="..\..\build\common.props" />
-
   <PropertyGroup>
     <Description>SkyWalking trace protocol.</Description>
     <AssemblyTitle>SkyWalking.NetworkProtocol.Trace</AssemblyTitle>
@@ -9,7 +7,10 @@
     <AssemblyName>SkyWalking.NetworkProtocol.Trace</AssemblyName>
     <PackageId>SkyWalking.NetworkProtocol.Trace</PackageId>
     <PackageTags>SkyWalking</PackageTags>
-    <PackageReleaseNotes></PackageReleaseNotes>
+    <PackageReleaseNotes>
+    </PackageReleaseNotes>
   </PropertyGroup>
-
-</Project>
+  <ItemGroup>
+    <PackageReference Include="NETStandard.Library" Version="2.0.0" />
+  </ItemGroup>
+</Project>
\ No newline at end of file

src/SkyWalking.NetworkProtocol/SkyWalking.NetworkProtocol.csproj

-<Project Sdk="Microsoft.NET.Sdk">
-
+<Project Sdk="Microsoft.NET.Sdk">
   <Import Project="..\..\build\common.props" />
-  
   <PropertyGroup>
     <Description>SkyWalking gRPC protocol and generated codes.</Description>
     <AssemblyTitle>SkyWalking.NetworkProtocol</AssemblyTitle>
@@ -9,13 +7,14 @@
     <AssemblyName>SkyWalking.NetworkProtocol</AssemblyName>
     <PackageId>SkyWalking.NetworkProtocol</PackageId>
     <PackageTags>SkyWalking</PackageTags>
-    <PackageReleaseNotes></PackageReleaseNotes>
+    <PackageReleaseNotes>
+    </PackageReleaseNotes>
   </PropertyGroup>
-
   <ItemGroup>
     <PackageReference Include="Google.Protobuf" Version="3.5.1" />
     <PackageReference Include="Google.Protobuf.Tools" Version="3.5.1" />
     <PackageReference Include="Grpc" Version="1.9.0" />
     <PackageReference Include="Grpc.Tools" Version="1.9.0" />
+    <PackageReference Include="NETStandard.Library" Version="2.0.0" />
   </ItemGroup>
-</Project>
+</Project>
\ No newline at end of file