Add AspNetCore package and registration methods

Directory.Build.props

@@ -1,4 +1,4 @@
-<?xml version="1.0" encoding="utf-8"?>
+<?xml version="1.0" encoding="utf-8"?>
 <Project ToolsVersion="15.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
   <PropertyGroup>
     <Authors>Elastic and contributors</Authors>
@@ -13,7 +13,6 @@
   <PropertyGroup>
     <MinVerDefaultPreReleaseIdentifiers>canary.0</MinVerDefaultPreReleaseIdentifiers>
     <MinVerMinimumMajorMinor>0.1</MinVerMinimumMajorMinor>
-
     <LangVersion>latest</LangVersion>
     <TreatWarningsAsErrors>true</TreatWarningsAsErrors>
     <UseArtifactsOutput>true</UseArtifactsOutput>

Elastic.OpenTelemetry.sln

@@ -26,11 +26,13 @@ Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = "tests", "tests", "{AAD39891
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Elastic.OpenTelemetry.Tests", "tests\Elastic.OpenTelemetry.Tests\Elastic.OpenTelemetry.Tests.csproj", "{22BF9223-3A6D-4197-8527-3E4E43A98A81}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = ".github", ".github\.github.csproj", "{B701E33D-D777-4BD4-A4EC-1F63FE69AF7A}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = ".github", ".github\.github.csproj", "{B701E33D-D777-4BD4-A4EC-1F63FE69AF7A}"
 EndProject
 Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Example.Elastic.OpenTelemetry.AspNetCore", "examples\Example.Elastic.OpenTelemetry.AspNetCore\Example.Elastic.OpenTelemetry.AspNetCore.csproj", "{EC81FA30-C765-4F04-8679-86F16DA3CC65}"
 EndProject
-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Example.Elastic.OpenTelemetry.Worker", "examples\Example.Elastic.OpenTelemetry.Worker\Example.Elastic.OpenTelemetry.Worker.csproj", "{4377A059-16E0-4D5D-AC03-44C09BCE5BC4}"
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Example.Elastic.OpenTelemetry.Worker", "examples\Example.Elastic.OpenTelemetry.Worker\Example.Elastic.OpenTelemetry.Worker.csproj", "{4377A059-16E0-4D5D-AC03-44C09BCE5BC4}"
+EndProject
+Project("{9A19103F-16F7-4668-BE54-9A1E7A4F7556}") = "Elastic.OpenTelemetry.AspNetCore", "src\Elastic.OpenTelemetry.AspNetCore\Elastic.OpenTelemetry.AspNetCore.csproj", "{2139F902-B10D-475D-8A38-F78962CEBFD3}"
 EndProject
 Global
 	GlobalSection(SolutionConfigurationPlatforms) = preSolution
@@ -70,6 +72,10 @@ Global
 		{4377A059-16E0-4D5D-AC03-44C09BCE5BC4}.Debug|Any CPU.Build.0 = Debug|Any CPU
 		{4377A059-16E0-4D5D-AC03-44C09BCE5BC4}.Release|Any CPU.ActiveCfg = Release|Any CPU
 		{4377A059-16E0-4D5D-AC03-44C09BCE5BC4}.Release|Any CPU.Build.0 = Release|Any CPU
+		{2139F902-B10D-475D-8A38-F78962CEBFD3}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{2139F902-B10D-475D-8A38-F78962CEBFD3}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{2139F902-B10D-475D-8A38-F78962CEBFD3}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{2139F902-B10D-475D-8A38-F78962CEBFD3}.Release|Any CPU.Build.0 = Release|Any CPU
 	EndGlobalSection
 	GlobalSection(SolutionProperties) = preSolution
 		HideSolutionNode = FALSE
@@ -80,6 +86,7 @@ Global
 		{22BF9223-3A6D-4197-8527-3E4E43A98A81} = {AAD39891-0B70-47FA-A212-43E1AAE5DF56}
 		{EC81FA30-C765-4F04-8679-86F16DA3CC65} = {4E95C87B-655B-4BC3-8F2A-DF06B7AAB7E9}
 		{4377A059-16E0-4D5D-AC03-44C09BCE5BC4} = {4E95C87B-655B-4BC3-8F2A-DF06B7AAB7E9}
+		{2139F902-B10D-475D-8A38-F78962CEBFD3} = {E622CFF2-C6C4-40FB-BE42-7C4F2B38B75A}
 	EndGlobalSection
 	GlobalSection(ExtensibilityGlobals) = postSolution
 		SolutionGuid = {573B2B5F-8CBB-4D52-A55A-4E65E282AAFB}

examples/Example.Elastic.OpenTelemetry.AspNetCore/Example.Elastic.OpenTelemetry.AspNetCore.csproj

@@ -7,11 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.7.0" />
+    <ProjectReference Include="..\..\src\Elastic.OpenTelemetry.AspNetCore\Elastic.OpenTelemetry.AspNetCore.csproj" />
   </ItemGroup>
-
-  <ItemGroup>
-    <ProjectReference Include="..\..\src\Elastic.OpenTelemetry\Elastic.OpenTelemetry.csproj" />
-  </ItemGroup>
-
+
 </Project>

examples/Example.Elastic.OpenTelemetry.AspNetCore/Program.cs

@@ -2,16 +2,14 @@
 // Elasticsearch B.V licenses this file to you under the Apache 2.0 License.
 // See the LICENSE file in the project root for more information
 using Example.Elastic.OpenTelemetry.AspNetCore.Controllers;
-using OpenTelemetry.Trace;
 
 var builder = WebApplication.CreateBuilder(args);
 
 // Add services to the container.
-builder.Services.AddHttpClient();
-builder.Services.AddOtelElasticAgent(t => t
-	.AddSource(HomeController.ActivitySourceName)
-	.AddAspNetCoreInstrumentation());
-builder.Services.AddControllersWithViews();
+builder.Services
+	.AddHttpClient()
+	.AddElasticOpenTelemetryForAspNetCore(HomeController.ActivitySourceName)
+	.AddControllersWithViews();
 
 var app = builder.Build();
 

examples/Example.Elastic.OpenTelemetry.Worker/Program.cs

@@ -6,7 +6,7 @@
 var builder = Host.CreateApplicationBuilder(args);
 builder.Services.AddHostedService<Worker>();
 
-builder.Services.AddOtelElasticAgent("CustomActivitySource");
+builder.Services.AddElasticOpenTelemetry("CustomActivitySource");
 
 var host = builder.Build();
 host.Run();

global.json

@@ -1,6 +1,7 @@
 {
   "sdk": {
     "version": "8.0.100",
-    "rollForward": "latestMajor"
+    "rollForward": "latestMajor",
+    "allowPrerelease": false
   }
 }

src/Elastic.OpenTelemetry.AspNetCore/AgentBuilderExtensions.cs

@@ -0,0 +1,18 @@
+// Licensed to Elasticsearch B.V under one or more agreements.
+// Elasticsearch B.V licenses this file to you under the Apache 2.0 License.
+// See the LICENSE file in the project root for more information
+using OpenTelemetry.Trace;
+
+namespace Elastic.OpenTelemetry.AspNetCore;
+
+/// <summary>
+/// 
+/// </summary>
+public static class AgentBuilderExtensions
+{
+	/// <summary>
+	/// 
+	/// </summary>
+	/// <param name="agentBuilder"></param>
+	public static AgentBuilder AddAspNetCore(this AgentBuilder agentBuilder) => agentBuilder.ConfigureTracer(tpb => tpb.AddAspNetCoreInstrumentation());
+}

src/Elastic.OpenTelemetry.AspNetCore/Elastic.OpenTelemetry.AspNetCore.csproj

@@ -0,0 +1,21 @@
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <PropertyGroup>
+    <TargetFramework>net8.0</TargetFramework>
+    <ImplicitUsings>enable</ImplicitUsings>
+    <Nullable>enable</Nullable>
+  </PropertyGroup>
+
+  <ItemGroup>
+    <Content Remove="README.md" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="OpenTelemetry.Instrumentation.AspNetCore" Version="1.7.0" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="..\Elastic.OpenTelemetry\Elastic.OpenTelemetry.csproj" />
+  </ItemGroup>
+
+</Project>

src/Elastic.OpenTelemetry.AspNetCore/README.md

@@ -0,0 +1 @@
+

src/Elastic.OpenTelemetry.AspNetCore/ServiceCollectionExtensions.cs

@@ -0,0 +1,40 @@
+// Licensed to Elasticsearch B.V under one or more agreements.
+// Elasticsearch B.V licenses this file to you under the Apache 2.0 License.
+// See the LICENSE file in the project root for more information
+using Elastic.OpenTelemetry;
+using Elastic.OpenTelemetry.AspNetCore;
+using OpenTelemetry.Trace;
+
+namespace Microsoft.Extensions.DependencyInjection;
+
+/// <summary>
+/// Extension methods for <see cref="IServiceProvider"/>.
+/// </summary>
+public static class ServiceCollectionExtensions
+{
+	/// <summary>
+	/// Adds the Elastic OpenTelemetry distribution to an application via the <see cref="IServiceCollection"/>.
+	/// </summary>
+	/// <param name="serviceCollection">TODO</param>
+	/// <returns>TODO</returns>
+	public static IServiceCollection AddElasticOpenTelemetryForAspNetCore(this IServiceCollection serviceCollection) =>
+		new AgentBuilder().AddAspNetCore().Register(serviceCollection);
+
+	/// <summary>
+	/// TODO
+	/// </summary>
+	/// <param name="serviceCollection"></param>
+	/// <param name="activitySourceNames"></param>
+	/// <returns></returns>
+	public static IServiceCollection AddElasticOpenTelemetryForAspNetCore(this IServiceCollection serviceCollection, params string[] activitySourceNames) =>
+		new AgentBuilder(activitySourceNames).AddAspNetCore().Register(serviceCollection);
+
+	/// <summary>
+	/// TODO
+	/// </summary>
+	/// <param name="serviceCollection"></param>
+	/// <param name="configureTracerProvider"></param>
+	/// <returns></returns>
+	public static IServiceCollection AddElasticOpenTelemetryForAspNetCore(this IServiceCollection serviceCollection, Action<TracerProviderBuilder> configureTracerProvider) =>
+		new AgentBuilder().AddAspNetCore().ConfigureTracer(configureTracerProvider).Register(serviceCollection);
+}

src/Elastic.OpenTelemetry/AgentBuilder.cs

@@ -158,7 +158,7 @@ public AgentBuilder ConfigureTracer(Action<TracerProviderBuilder> configure)
 		// Elastic exporter will be added after.
 
 		ArgumentNullException.ThrowIfNull(configure);
-		_tracerProviderBuilderAction = configure;
+		_tracerProviderBuilderAction += configure;
 		return this;
 	}
 
@@ -184,7 +184,12 @@ public IAgent Build()
 		return tracerProvider is not null ? new Agent(tracerProvider) : new Agent();
 	}
 
-	internal IServiceCollection Build(IServiceCollection serviceCollection)
+	/// <summary>
+	/// Register the OpenTelemetry SDK services and Elastic defaults into the supplied <see cref="IServiceCollection"/>.
+	/// </summary>
+	/// <param name="serviceCollection">A <see cref="IServiceCollection"/> to which OpenTelemetry SDK services will be added.</param>
+	/// <returns>The supplied <see cref="IServiceCollection"/>.</returns>
+	public IServiceCollection Register(IServiceCollection serviceCollection)
 	{
 		_ = serviceCollection
 			.AddOpenTelemetry()
@@ -199,8 +204,6 @@ internal IServiceCollection Build(IServiceCollection serviceCollection)
 			if (_activitySourceNames is not null)
 				tracerProviderBuilder.AddSource(_activitySourceNames);
 
-			// Set up a default tracer provider.
-			// TODO - We need to decide which sources and how to handle conditional things such as ASP.NET Core.
 			tracerProviderBuilder
 				.AddHttpClientInstrumentation()
 				.AddGrpcClientInstrumentation()
@@ -220,9 +223,6 @@ internal IServiceCollection Build(IServiceCollection serviceCollection)
 
 			_tracerProviderBuilderAction?.Invoke(tracerProviderBuilder);
 
-			// Ensure the distro attributes are always added to the resource.
-			tracerProviderBuilder.ConfigureResource(r => r.AddDistroAttributes());
-
 			// Add the OTLP exporter configured to ship data to an Elastic backend.
 			// TODO - What about cases where users want to register processors/exporters after any exporters we add by default (OTLP)?
 			tracerProviderBuilder.AddElasticOtlpExporter(_otlpExporterConfiguration, _otlpExporterName);

src/Elastic.OpenTelemetry/DependencyInjection/ServiceCollectionExtensions.cs

@@ -4,37 +4,36 @@
 using Elastic.OpenTelemetry;
 using OpenTelemetry.Trace;
 
-namespace Microsoft.Extensions.DependencyInjection
+namespace Microsoft.Extensions.DependencyInjection;
+
+/// <summary>
+/// Extension methods for <see cref="IServiceProvider"/>.
+/// </summary>
+public static class ServiceCollectionExtensions
 {
 	/// <summary>
-	/// Extension methods for <see cref="IServiceProvider"/>.
+	/// Adds the Elastic OpenTelemetry distribution to an application via the <see cref="IServiceCollection"/>.
 	/// </summary>
-	public static class ServiceCollectionExtensions
-	{
-		/// <summary>
-		/// Adds the Elastic OpenTelemetry distribution to an application via the <see cref="IServiceCollection"/>.
-		/// </summary>
-		/// <param name="serviceCollection">TODO</param>
-		/// <returns>TODO</returns>
-		public static IServiceCollection AddOtelElasticAgent(this IServiceCollection serviceCollection) =>
-			new AgentBuilder().Build(serviceCollection);
+	/// <param name="serviceCollection">TODO</param>
+	/// <returns>TODO</returns>
+	public static IServiceCollection AddElasticOpenTelemetry(this IServiceCollection serviceCollection) =>
+		new AgentBuilder().Register(serviceCollection);
 
-		/// <summary>
-		/// TODO
-		/// </summary>
-		/// <param name="serviceCollection"></param>
-		/// <param name="activitySourceNames"></param>
-		/// <returns></returns>
-		public static IServiceCollection AddOtelElasticAgent(this IServiceCollection serviceCollection, params string[] activitySourceNames) =>
-			new AgentBuilder(activitySourceNames).Build(serviceCollection);
+	/// <summary>
+	/// TODO
+	/// </summary>
+	/// <param name="serviceCollection"></param>
+	/// <param name="activitySourceNames"></param>
+	/// <returns></returns>
+	public static IServiceCollection AddElasticOpenTelemetry(this IServiceCollection serviceCollection, params string[] activitySourceNames) =>
+		new AgentBuilder(activitySourceNames).Register(serviceCollection);
 
-		/// <summary>
-		/// TODO
-		/// </summary>
-		/// <param name="serviceCollection"></param>
-		/// <param name="configureTracerProvider"></param>
-		/// <returns></returns>
-		public static IServiceCollection AddOtelElasticAgent(this IServiceCollection serviceCollection, Action<TracerProviderBuilder> configureTracerProvider) =>
-			new AgentBuilder().ConfigureTracer(configureTracerProvider).Build(serviceCollection);
-	}
+	/// <summary>
+	/// TODO
+	/// </summary>
+	/// <param name="serviceCollection"></param>
+	/// <param name="configureTracerProvider"></param>
+	/// <returns></returns>
+	public static IServiceCollection AddElasticOpenTelemetry(this IServiceCollection serviceCollection, Action<TracerProviderBuilder> configureTracerProvider) =>
+		new AgentBuilder().ConfigureTracer(configureTracerProvider).Register(serviceCollection);
 }

src/Elastic.OpenTelemetry/Elastic.OpenTelemetry.csproj

@@ -18,5 +18,5 @@
     <PackageReference Include="OpenTelemetry.Instrumentation.Process" Version="0.5.0-beta.4" />
     <PackageReference Include="OpenTelemetry.Extensions.Hosting" Version="1.7.0" />
   </ItemGroup>
-
+  
 </Project>