reinstate lambda env check

open-telemetry · Dec 13, 2024 · 39cad37 · 39cad37
1 parent 36007c8
commit 39cad37
Showing 1 changed file with 5 additions and 1 deletion.
diff --git a/detectors/node/opentelemetry-resource-detector-aws/src/detectors/AwsLambdaDetectorSync.ts b/detectors/node/opentelemetry-resource-detector-aws/src/detectors/AwsLambdaDetectorSync.ts
@@ -28,8 +28,12 @@ import {
  */
 export class AwsLambdaDetectorSync implements DetectorSync {
   detect(): IResource {
-    const awsRegion = process.env.AWS_REGION;
     const functionName = process.env.AWS_LAMBDA_FUNCTION_NAME;
+    if (!functionName) {
+      return Resource.empty();
+    }
+
+    const awsRegion = process.env.AWS_REGION;
     const functionVersion = process.env.AWS_LAMBDA_FUNCTION_VERSION;
     const logGroupName = process.env.AWS_LAMBDA_LOG_GROUP_NAME;
     const logStreamName = process.env.AWS_LAMBDA_LOG_STREAM_NAME;