Suppress http calls for outgoing metadata request (#1297)

open-telemetry · Aug 8, 2023 · b0e0828 · b0e0828
1 parent 11a786c
commit b0e0828
Show file tree

Hide file tree

Showing 2 changed files with 7 additions and 0 deletions.
diff --git a/src/OpenTelemetry.ResourceDetectors.Azure/AzureVMResourceDetector.cs b/src/OpenTelemetry.ResourceDetectors.Azure/AzureVMResourceDetector.cs
@@ -46,6 +46,9 @@ public Resource Detect()
     {
         try
         {
+            // Prevents the http operations from being instrumented.
+            using var scope = SuppressInstrumentationScope.Begin();
+
             var vmMetaDataResponse = AzureVmMetaDataRequestor.GetAzureVmMetaDataResponse();
             if (vmMetaDataResponse == null)
             {

diff --git a/src/OpenTelemetry.ResourceDetectors.Azure/CHANGELOG.md b/src/OpenTelemetry.ResourceDetectors.Azure/CHANGELOG.md
@@ -2,6 +2,10 @@
 
 ## Unreleased
 
+* Suppress instrumentation for outgoing http call made to metadata service
+  during `Detect()`.
+  ([#1297](https://github.com/open-telemetry/opentelemetry-dotnet-contrib/pull/1297))
+
 ## 1.0.0-beta.2
 
 Released 2023-Jul-26