[sdk] Ignore event counters in SelfDiagnosticsEventListener (#5046)

open-telemetry · Nov 14, 2023 · ecb5dc8 · ecb5dc8
1 parent 78ab35c
commit ecb5dc8
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/src/OpenTelemetry/Internal/SelfDiagnosticsEventListener.cs b/src/OpenTelemetry/Internal/SelfDiagnosticsEventListener.cs
@@ -318,7 +318,12 @@ protected override void OnEventSourceCreated(EventSource eventSource)
     /// <param name="eventData">Data of the EventSource event.</param>
     protected override void OnEventWritten(EventWrittenEventArgs eventData)
     {
-        this.WriteEvent(eventData.Message, eventData.Payload);
+        // Note: The EventSource check here works around a bug in EventListener.
+        // See: https://github.com/open-telemetry/opentelemetry-dotnet/pull/5046
+        if (eventData.EventSource.Name.StartsWith(EventSourceNamePrefix, StringComparison.OrdinalIgnoreCase))
+        {
+            this.WriteEvent(eventData.Message, eventData.Payload);
+        }
     }
 
     private void Dispose(bool disposing)