private static Activity OnFunctionStart(ILambdaContext context = null) { Activity activity = null; var parentContext = AWSLambdaUtils.GetParentContext(); if (parentContext != default) { var activityName = AWSLambdaUtils.GetFunctionName(context); activity = AWSLambdaActivitySource.StartActivity(activityName, ActivityKind.Server, parentContext); if (activity != null && context != null) { if (activity.IsAllDataRequested) { if (context.AwsRequestId != null) { activity.SetTag(AWSLambdaSemanticConventions.AttributeFaasExecution, context.AwsRequestId); } var functionArn = context.InvokedFunctionArn; if (functionArn != null) { activity.SetTag(AWSLambdaSemanticConventions.AttributeFaasID, functionArn); var accountId = AWSLambdaUtils.GetAccountId(functionArn); if (accountId != null) { activity.SetTag(AWSLambdaSemanticConventions.AttributeCloudAccountID, accountId); } } } } } return(activity); }