.NET 8 Support

.github/workflows/itests.yml

@@ -19,7 +19,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        dotnet-version: ['6.0', '7.0']
+        dotnet-version: ['6.0', '7.0', '8.0']
         include:
         - dotnet-version: '6.0'
           display-name: '.NET 6.0'
@@ -31,6 +31,11 @@ jobs:
           framework: 'net7'
           prefix: 'net7'
           install-version: '7.0.x'
+        - dotnet-version: '8.0'
+          display-name: '.NET 8.0'
+          framework: 'net8'
+          prefix: 'net8'
+          install-version: '8.0.x'
     env:
       NUPKG_OUTDIR: bin/Release/nugets
       GOVER: 1.20.3
@@ -101,11 +106,11 @@ jobs:
         uses: actions/setup-dotnet@v1
         with:
           dotnet-version: ${{ matrix.install-version }}
-      - name: Setup .NET 7.0 # net7 is always required.
+      - name: Setup .NET 8.0 # net8 is always required.
         uses: actions/setup-dotnet@v1
-        if: ${{ matrix.install-version != '7.0.x' }}
+        if: ${{ matrix.install-version != '8.0.x' }}
         with:
-          dotnet-version: 7.0.x
+          dotnet-version: 8.0.x
       - name: Build
         # disable deterministic builds, just for test run. Deterministic builds break coverage for some reason
         run: dotnet build --configuration release /p:GITHUB_ACTIONS=false

.github/workflows/sdk_build.yml

@@ -26,7 +26,7 @@ jobs:
       - name: Setup .NET Core
         uses: actions/setup-dotnet@v1
         with:
-          dotnet-version: 7.0.x
+          dotnet-version: 8.0.x
       - name: Build
         run: dotnet build --configuration release
       - name: Generate Packages
@@ -42,7 +42,7 @@ jobs:
     runs-on: ubuntu-latest
     strategy:
       matrix:
-        dotnet-version: ['6.0', '7.0']
+        dotnet-version: ['6.0', '7.0', '8.0']
         include:
         - dotnet-version: '6.0'
           install-3: false
@@ -56,6 +56,12 @@ jobs:
           framework: 'net7'
           prefix: 'net7'
           install-version: '7.0.x'
+        - dotnet-version: '8.0'
+          install-3: false
+          display-name: '.NET 8.0'
+          framework: 'net8'
+          prefix: 'net8'
+          install-version: '8.0.x'
     steps:
     - uses: actions/checkout@v1
     - name: Parse release version
@@ -64,11 +70,11 @@ jobs:
       uses: actions/setup-dotnet@v1
       with:
         dotnet-version: ${{ matrix.install-version }}
-    - name: Setup .NET 7.0 # net7 is always required.
+    - name: Setup .NET 8.0 # net8 is always required.
       uses: actions/setup-dotnet@v1
-      if: ${{ matrix.install-version != '7.0.x' }}
+      if: ${{ matrix.install-version != '8.0.x' }}
       with:
-        dotnet-version: 7.0.x
+        dotnet-version: 8.0.x
     - name: Build
       # disable deterministic builds, just for test run. Deterministic builds break coverage for some reason
       run: dotnet build --configuration release /p:GITHUB_ACTIONS=false

src/Dapr.Actors.AspNetCore/ActorsEndpointRouteBuilderExtensions.cs

@@ -109,7 +109,7 @@
                         if (header != string.Empty)
                         {
                             // exception case
-                            context.Response.Headers.Add(Constants.ErrorResponseHeaderName, header); // add error header
+                            context.Response.Headers[Constants.ErrorResponseHeaderName] = header; // add error header
                         }
 
                         await context.Response.Body.WriteAsync(body, 0, body.Length); // add response message body
@@ -118,7 +118,7 @@
                     {
                         var (header, body) = CreateExceptionResponseMessage(ex);
 
-                        context.Response.Headers.Add(Constants.ErrorResponseHeaderName, header);
+                        context.Response.Headers[Constants.ErrorResponseHeaderName] = header;
                         await context.Response.Body.WriteAsync(body, 0, body.Length);
                     }
                     finally

src/Dapr.Actors.AspNetCore/Dapr.Actors.AspNetCore.csproj

@@ -1,7 +1,4 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <PropertyGroup>
-    <TargetFramework>net6</TargetFramework>
-  </PropertyGroup>
   <ItemGroup>
     <FrameworkReference Include="Microsoft.AspNetCore.App" />
     <!--

src/Dapr.Actors/Dapr.Actors.csproj

@@ -1,9 +1,5 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
-  <PropertyGroup>
-    <TargetFramework>net6</TargetFramework>
-  </PropertyGroup>
-
   <!-- Additional Nuget package properties. -->
   <PropertyGroup>
     <Description>This package contains the reference assemblies for developing Actor services using Dapr.</Description>

src/Dapr.AspNetCore/Dapr.AspNetCore.csproj

@@ -1,9 +1,5 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
-  <PropertyGroup>
-    <TargetFramework>net6</TargetFramework>
-  </PropertyGroup>
-
   <!-- Additional Nuget package properties. -->
   <PropertyGroup>
     <Description>This package contains the reference assemblies for developing services using Dapr and AspNetCore.</Description>

src/Dapr.AspNetCore/DaprAuthenticationHandler.cs

@@ -25,13 +25,22 @@ internal class DaprAuthenticationHandler : AuthenticationHandler<DaprAuthenticat
     {
         const string DaprApiToken = "Dapr-Api-Token";
 
+#if NET8_0_OR_GREATER
+        public DaprAuthenticationHandler(
+            IOptionsMonitor<DaprAuthenticationOptions> options,
+            ILoggerFactory logger,
+            UrlEncoder encoder) : base(options, logger, encoder)
+        {
+        }
+#else
         public DaprAuthenticationHandler(
             IOptionsMonitor<DaprAuthenticationOptions> options,
             ILoggerFactory logger,
             UrlEncoder encoder,
             ISystemClock clock) : base(options, logger, encoder, clock)
         {
         }
+#endif
 
         protected override Task<AuthenticateResult> HandleAuthenticateAsync()
         {

src/Dapr.Client/Dapr.Client.csproj

@@ -1,9 +1,5 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
-  <PropertyGroup>
-    <TargetFramework>net6</TargetFramework>
-  </PropertyGroup>
-
   <ItemGroup>
     <Compile Include="..\Shared\ArgumentVerifier.cs" />
     <Compile Include="..\Shared\DaprDefaults.cs" />

src/Dapr.Client/DaprApiException.cs

@@ -92,6 +92,9 @@ public DaprApiException(string message, Exception inner, string errorCode, bool
         /// </summary>
         /// <param name="info">The <see cref="System.Runtime.Serialization.SerializationInfo" /> object that contains serialized object data of the exception being thrown.</param>
         /// <param name="context">The <see cref="System.Runtime.Serialization.StreamingContext" /> object that contains contextual information about the source or destination. The context parameter is reserved for future use and can be null.</param>
+#if NET8_0_OR_GREATER
+    [Obsolete(DiagnosticId = "SYSLIB0051")] // add this attribute to the serialization ctor
+#endif
         protected DaprApiException(SerializationInfo info, StreamingContext context)
             : base(info, context)
         {
@@ -115,6 +118,9 @@ protected DaprApiException(SerializationInfo info, StreamingContext context)
         public bool IsTransient { get; } = false;
 
         /// <inheritdoc />
+#if NET8_0_OR_GREATER
+    [Obsolete(DiagnosticId = "SYSLIB0051")] // add this attribute to GetObjectData
+#endif
         public override void GetObjectData(SerializationInfo info, StreamingContext context)
         {
             base.GetObjectData(info, context);

src/Dapr.Client/DaprException.cs

@@ -47,6 +47,9 @@ public DaprException(string message, Exception innerException)
         /// </summary>
         /// <param name="info">The <see cref="SerializationInfo" /> object that contains serialized object data of the exception being thrown.</param>
         /// <param name="context">The <see cref="StreamingContext" /> object that contains contextual information about the source or destination. The context parameter is reserved for future use and can be null.</param>
+#if NET8_0_OR_GREATER
+    [Obsolete(DiagnosticId = "SYSLIB0051")] // add this attribute to GetObjectData
+#endif
         protected DaprException(SerializationInfo info, StreamingContext context)
             : base(info, context)
         {

src/Dapr.Extensions.Configuration/Dapr.Extensions.Configuration.csproj

@@ -1,7 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6</TargetFramework>
     <Nullable>enable</Nullable>
   </PropertyGroup>
 

src/Dapr.Workflow/Dapr.Workflow.csproj

@@ -2,7 +2,8 @@
 
   <!-- NuGet configuration -->
   <PropertyGroup>
-    <TargetFrameworks>net6;net7</TargetFrameworks>
+    <!-- NOTE: Workflows targeted .NET 7 (whereas other packages did not, so we must continue until .NET 7 EOL). -->
+    <TargetFrameworks>net6;net7;net8</TargetFrameworks>
     <Nullable>enable</Nullable>
     <PackageId>Dapr.Workflow</PackageId>
     <Title>Dapr Workflow Authoring SDK</Title>

src/Directory.Build.props

@@ -3,6 +3,7 @@
   <Import Project="$(MSBuildThisFileDirectory)..\properties\dapr_nuget.props" />
 
   <PropertyGroup>
+    <TargetFrameworks>net6;net8</TargetFrameworks>
     <OutputPath>$(RepoRoot)bin\$(Configuration)\prod\$(MSBuildProjectName)\</OutputPath>
 
     <DocumentationFile>$(OutputPath)$(MSBuildProjectName).xml</DocumentationFile>

test/Dapr.Actors.AspNetCore.IntegrationTest.App/Dapr.Actors.AspNetCore.IntegrationTest.App.csproj

@@ -1,9 +1,5 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
-  <PropertyGroup>
-    <TargetFrameworks>net6;net7</TargetFrameworks>
-  </PropertyGroup>
-
   <ItemGroup>
     <ProjectReference Include="..\..\src\Dapr.Actors.AspNetCore\Dapr.Actors.AspNetCore.csproj" />
   </ItemGroup>

test/Dapr.Actors.AspNetCore.IntegrationTest/Dapr.Actors.AspNetCore.IntegrationTest.csproj

@@ -1,8 +1,4 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
-  <PropertyGroup>
-    <TargetFrameworks>net6;net7</TargetFrameworks>
-  </PropertyGroup>
-
   <ItemGroup>
     <PackageReference Include="coverlet.msbuild" Version="2.9.0">
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>

test/Dapr.Actors.AspNetCore.Test/Dapr.Actors.AspNetCore.Test.csproj

@@ -1,7 +1,6 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
   <PropertyGroup>
-    <TargetFrameworks>net6;net7</TargetFrameworks>
     <BaseNamespace>Dapr.Actors.AspNetCore</BaseNamespace>
   </PropertyGroup>
 

test/Dapr.Actors.Test/Dapr.Actors.Test.csproj

@@ -1,6 +1,5 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
-    <TargetFrameworks>net6;net7</TargetFrameworks>
     <RootNamespace>Dapr.Actors</RootNamespace>
     <DefineConstants>$(DefineConstants);ACTORS</DefineConstants>
   </PropertyGroup>

test/Dapr.AspNetCore.IntegrationTest.App/Dapr.AspNetCore.IntegrationTest.App.csproj

@@ -1,9 +1,5 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
-  <PropertyGroup>
-    <TargetFrameworks>net6;net7</TargetFrameworks>
-  </PropertyGroup>
-
   <ItemGroup>
     <ProjectReference Include="..\..\src\Dapr.AspNetCore\Dapr.AspNetCore.csproj" />
   </ItemGroup>

test/Dapr.AspNetCore.IntegrationTest/Dapr.AspNetCore.IntegrationTest.csproj

@@ -1,7 +1,4 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
-  <PropertyGroup>
-    <TargetFrameworks>net6;net7</TargetFrameworks>
-  </PropertyGroup>
 
   <ItemGroup>
     <PackageReference Include="coverlet.msbuild" Version="2.9.0">

test/Dapr.AspNetCore.Test/Dapr.AspNetCore.Test.csproj

@@ -1,7 +1,4 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <PropertyGroup>
-    <TargetFrameworks>net6;net7</TargetFrameworks>
-  </PropertyGroup>
 
   <ItemGroup>
     <PackageReference Include="coverlet.msbuild" Version="2.9.0">

test/Dapr.Client.Test/Dapr.Client.Test.csproj

@@ -1,7 +1,4 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <PropertyGroup>
-    <TargetFrameworks>net6;net7</TargetFrameworks>
-  </PropertyGroup>
 
   <ItemGroup>
     <PackageReference Include="coverlet.msbuild" Version="2.9.0">

test/Dapr.E2E.Test.Actors/Dapr.E2E.Test.Actors.csproj

@@ -1,9 +1,5 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
-  <PropertyGroup>
-    <TargetFrameworks>net6;net7</TargetFrameworks>
-  </PropertyGroup>
-
   <ItemGroup>
     <ProjectReference Include="..\..\src\Dapr.Actors\Dapr.Actors.csproj" />
   </ItemGroup>

test/Dapr.E2E.Test.App.Grpc/Dapr.E2E.Test.App.Grpc.csproj

@@ -1,7 +1,4 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
-  <PropertyGroup>
-    <TargetFrameworks>net6;net7</TargetFrameworks>
-  </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="Grpc.AspNetCore" Version="2.39.0" />
   </ItemGroup>

test/Dapr.E2E.Test.App.ReentrantActor/Dapr.E2E.Test.App.ReentrantActors.csproj

@@ -1,9 +1,5 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
-  <PropertyGroup>
-    <TargetFrameworks>net6;net7</TargetFrameworks>
-  </PropertyGroup>
-
   <PropertyGroup Condition=" '$(RunConfiguration)' == 'Dapr.E2E.Test.App.ReentrantActor' " />
   <ItemGroup>
     <ProjectReference Include="..\..\src\Dapr.AspNetCore\Dapr.AspNetCore.csproj" />

test/Dapr.E2E.Test.App/Dapr.E2E.Test.App.csproj

@@ -1,9 +1,5 @@
 <Project Sdk="Microsoft.NET.Sdk.Web">
 
-  <PropertyGroup>
-    <TargetFrameworks>net6;net7</TargetFrameworks>
-  </PropertyGroup>
-
   <ItemGroup>
     <ProjectReference Include="..\..\src\Dapr.AspNetCore\Dapr.AspNetCore.csproj" />
     <ProjectReference Include="..\..\src\Dapr.Actors.AspNetCore\Dapr.Actors.AspNetCore.csproj" />

test/Dapr.E2E.Test/Dapr.E2E.Test.csproj

@@ -1,7 +1,4 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <PropertyGroup>
-    <TargetFrameworks>net6;net7</TargetFrameworks>
-  </PropertyGroup>
   <ItemGroup>
     <PackageReference Include="FluentAssertions" Version="5.9.0" />
     <PackageReference Include="Google.Protobuf" Version="3.21.12" />

test/Dapr.E2E.Test/DaprTestApp.cs

@@ -132,16 +132,14 @@ public void Stop()
         private static string GetTargetFrameworkName()
         {
             var targetFrameworkName = ((TargetFrameworkAttribute)Assembly.GetExecutingAssembly().GetCustomAttributes(typeof(TargetFrameworkAttribute), false).FirstOrDefault()).FrameworkName;
-            string frameworkMoniker;
-            if (targetFrameworkName == ".NETCoreApp,Version=v6.0")
-            {
-                frameworkMoniker = "net6";
-            }
-            else
+
+            return targetFrameworkName switch
             {
-                frameworkMoniker = "net7";
-            }
-            return frameworkMoniker;
+                ".NETCoreApp,Version=v6.0" => "net6",
+                ".NETCoreApp,Version=v7.0" => "net7",
+                ".NETCoreApp,Version=v8.0" => "net8",
+                _ => throw new InvalidOperationException($"Unsupported target framework: {targetFrameworkName}")
+            };
         }
 
         private static (int, int, int, int) GetFreePorts()

test/Dapr.Extensions.Configuration.Test/Dapr.Extensions.Configuration.Test.csproj

@@ -1,7 +1,4 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <PropertyGroup>
-    <TargetFrameworks>net6;net7</TargetFrameworks>
-  </PropertyGroup>
 
   <ItemGroup>
     <PackageReference Include="coverlet.msbuild" Version="2.9.0">

test/Directory.Build.props

@@ -2,6 +2,8 @@
   <Import Project="$(MSBuildThisFileDirectory)..\properties\dapr_managed_netcore.props" />
 
   <PropertyGroup>
+    <TargetFrameworks>net6;net7;net8</TargetFrameworks>
+
     <!-- Set Output Path for tests-->
     <OutputPath>$(RepoRoot)bin\$(Configuration)\test\$(MSBuildProjectName)\</OutputPath>