use lower64 bit for the trace id

joeyzhao2018 · joeyzhao2018 · commit eed3640c28be · 2025-08-01T18:16:32.000-04:00
diff --git a/internal/extension/extension.go b/internal/extension/extension.go
@@ -165,7 +165,7 @@ func (em *ExtensionManager) SendEndInvocationRequest(ctx context.Context, functi
 		}
 	} else {
 		spanContext := functionExecutionSpan.Context()
-		req.Header.Set(string(DdTraceId), spanContext.TraceID())
+		req.Header.Set(string(DdTraceId), fmt.Sprint(spanContext.TraceIDLower()))
 		req.Header.Set(string(DdSpanId), fmt.Sprint(spanContext.SpanID()))
 
 		// Try to get sampling priority

Original file line number	Diff line number	Diff line change
`@@ -165,7 +165,7 @@ func (em *ExtensionManager) SendEndInvocationRequest(ctx context.Context, functi`
`165`	`165`	`}`
`166`	`166`	`} else {`
`167`	`167`	`spanContext := functionExecutionSpan.Context()`
`168`		`- req.Header.Set(string(DdTraceId), spanContext.TraceID())`
	`168`	`+ req.Header.Set(string(DdTraceId), fmt.Sprint(spanContext.TraceIDLower()))`
`169`	`169`	`req.Header.Set(string(DdSpanId), fmt.Sprint(spanContext.SpanID()))`
`170`	`170`
`171`	`171`	`// Try to get sampling priority`