[ASP.NET Core] Remove grpc server instrumentation (#5097)

Author: vishweshbankwar

src/OpenTelemetry.Instrumentation.AspNetCore/.publicApi/PublicAPI.Unshipped.txt

@@ -1,7 +1,5 @@
 OpenTelemetry.Instrumentation.AspNetCore.AspNetCoreInstrumentationOptions
 OpenTelemetry.Instrumentation.AspNetCore.AspNetCoreInstrumentationOptions.AspNetCoreInstrumentationOptions() -> void
-OpenTelemetry.Instrumentation.AspNetCore.AspNetCoreInstrumentationOptions.EnableGrpcAspNetCoreSupport.get -> bool
-OpenTelemetry.Instrumentation.AspNetCore.AspNetCoreInstrumentationOptions.EnableGrpcAspNetCoreSupport.set -> void
 OpenTelemetry.Instrumentation.AspNetCore.AspNetCoreInstrumentationOptions.EnrichWithException.get -> System.Action<System.Diagnostics.Activity, System.Exception>
 OpenTelemetry.Instrumentation.AspNetCore.AspNetCoreInstrumentationOptions.EnrichWithException.set -> void
 OpenTelemetry.Instrumentation.AspNetCore.AspNetCoreInstrumentationOptions.EnrichWithHttpRequest.get -> System.Action<System.Diagnostics.Activity, Microsoft.AspNetCore.Http.HttpRequest>

src/OpenTelemetry.Instrumentation.AspNetCore/AspNetCoreInstrumentationOptions.cs

@@ -77,13 +77,17 @@ public class AspNetCoreInstrumentationOptions
     /// </remarks>
     public bool RecordException { get; set; }
 
-#if NET6_0_OR_GREATER
-    /// <summary>
-    /// Gets or sets a value indicating whether RPC attributes are added to an Activity when using Grpc.AspNetCore. Default is true.
-    /// </summary>
-    /// <remarks>
-    /// https://github.com/open-telemetry/semantic-conventions/blob/main/docs/rpc/rpc-spans.md.
-    /// </remarks>
-    public bool EnableGrpcAspNetCoreSupport { get; set; } = true;
-#endif
+    /*
+     * Removing for stable release of http instrumentation.
+     * grpc semantic conventions are not yet stable so this option will not be part of stable package.
+    #if NET6_0_OR_GREATER
+        /// <summary>
+        /// Gets or sets a value indicating whether RPC attributes are added to an Activity when using Grpc.AspNetCore. Default is true.
+        /// </summary>
+        /// <remarks>
+        /// https://github.com/open-telemetry/semantic-conventions/blob/main/docs/rpc/rpc-spans.md.
+        /// </remarks>
+        public bool EnableGrpcAspNetCoreSupport { get; set; } = true;
+    #endif
+    */
 }

src/OpenTelemetry.Instrumentation.AspNetCore/CHANGELOG.md

@@ -11,6 +11,11 @@
 * Removed `netstandard2.1` target.
   ([#5094](https://github.com/open-telemetry/opentelemetry-dotnet/pull/5094))
 
+* Removed support for grpc instrumentation to unblock stable release of http
+  instrumentation. For details, see issue
+  [#5098](https://github.com/open-telemetry/opentelemetry-dotnet/issues/5098)
+  ([#5097](https://github.com/open-telemetry/opentelemetry-dotnet/pull/5097))
+
 ## 1.6.0-beta.3
 
 Released 2023-Nov-17

src/OpenTelemetry.Instrumentation.AspNetCore/Implementation/HttpInListener.cs

@@ -252,22 +252,18 @@ public void OnStopActivity(Activity activity, object payload)
 #endif
 
             activity.SetTag(SemanticConventions.AttributeHttpResponseStatusCode, TelemetryHelper.GetBoxedStatusCode(response.StatusCode));
-
-#if !NETSTANDARD2_0
-            if (this.options.EnableGrpcAspNetCoreSupport && TryGetGrpcMethod(activity, out var grpcMethod))
-            {
-                this.AddGrpcAttributes(activity, grpcMethod, context);
-            }
-            else if (activity.Status == ActivityStatusCode.Unset)
-            {
-                activity.SetStatus(SpanHelper.ResolveSpanStatusForHttpStatusCode(activity.Kind, response.StatusCode));
-            }
-#else
+            /*
+            #if !NETSTANDARD2_0
+
+                        if (this.options.EnableGrpcAspNetCoreSupport && TryGetGrpcMethod(activity, out var grpcMethod))
+                        {
+                            this.AddGrpcAttributes(activity, grpcMethod, context);
+                        }
+            */
             if (activity.Status == ActivityStatusCode.Unset)
             {
                 activity.SetStatus(SpanHelper.ResolveSpanStatusForHttpStatusCode(activity.Kind, response.StatusCode));
             }
-#endif
 
             try
             {

test/OpenTelemetry.Instrumentation.Grpc.Tests/GrpcTests.server.cs

@@ -16,20 +16,9 @@
 
 #if NET6_0_OR_GREATER
 using System.Diagnostics;
-using System.Net;
-using Greet;
-using Grpc.Core;
-using Grpc.Net.Client;
-using Microsoft.Extensions.Configuration;
-using Microsoft.Extensions.DependencyInjection;
 using Moq;
-using OpenTelemetry.Context.Propagation;
 using OpenTelemetry.Instrumentation.Grpc.Services.Tests;
-using OpenTelemetry.Instrumentation.GrpcNetClient;
-using OpenTelemetry.Trace;
 using Xunit;
-using static OpenTelemetry.Internal.HttpSemanticConventionHelper;
-using Status = OpenTelemetry.Trace.Status;
 
 namespace OpenTelemetry.Instrumentation.Grpc.Tests;
 
@@ -46,6 +35,7 @@ public GrpcTests()
         this.server = new GrpcServer<GreeterService>();
     }
 
+    /*
     [Theory]
     [InlineData(null)]
     [InlineData(true)]
@@ -207,7 +197,7 @@ public void GrpcAspNetCoreInstrumentationAddsCorrectAttributesWhenItCreatesNewAc
             }));
         }
     }
-
+    */
     public void Dispose()
     {
         this.server.Dispose();