jaeger.go

@@ -48,11 +48,7 @@ func BeforeHandel(ctx context.Context, baseName, serviceName, serviceMethod stri
 		span.AddEvent(fmt.Sprintf("调用rpc服务:%s,%s,%s", baseName, serviceName, serviceMethod))
 		spanCtx := ctx.Value(CtxSpanCtxName).(context.Context)
 		meta := ctx.Value(share.ReqMetaDataKey)
-		if meta == nil {
-			spanCtx = context.WithValue(spanCtx, share.ReqMetaDataKey, map[string]string{})
-		} else {
-			spanCtx = context.WithValue(spanCtx, share.ReqMetaDataKey, meta)
-		}
+		spanCtx = context.WithValue(spanCtx, share.ReqMetaDataKey, meta)
 		share2.Inject(spanCtx, otel.GetTextMapPropagator())
 		ctx = spanCtx
 	}