Add back pipe for reverse proxy portal

app/reverse/portal.go

@@ -72,7 +72,14 @@ func (p *Portal) HandleConnection(ctx context.Context, link *transport.Link) err
 	}
 
 	if isDomain(ob.Target, p.domain) {
-		muxClient, err := mux.NewClientWorker(*link, mux.ClientStrategy{})
+		opts := pipe.OptionsFromContext(ctx)
+		uplinkReader, uplinkWriter := pipe.New(opts...)
+		downlinkReader, downlinkWriter := pipe.New(opts...)
+		
+		muxClient, err := mux.NewClientWorker(transport.Link{
+			Reader: uplinkReader,
+			Writer: downlinkWriter,
+		}, mux.ClientStrategy{})
 		if err != nil {
 			return errors.New("failed to create mux client worker").Base(err).AtWarning()
 		}
@@ -84,11 +91,24 @@ func (p *Portal) HandleConnection(ctx context.Context, link *transport.Link) err
 
 		p.picker.AddWorker(worker)
 
-		if _, ok := link.Reader.(*pipe.Reader); !ok {
-			select {
-			case <-ctx.Done():
-			case <-muxClient.WaitClosed():
+		inboundLink := &transport.Link{Reader: downlinkReader, Writer: uplinkWriter} 
+		requestDone := func() error {
+			if err := buf.Copy(link.Reader, inboundLink.Writer); err != nil {
+				return errors.New("failed to transfer request").Base(err)
 			}
+			return nil
+		}
+		responseDone := func() error {
+			if err := buf.Copy(inboundLink.Reader, link.Writer); err != nil {
+				return err
+			}
+			return nil
+		}
+		requestDonePost := task.OnSuccess(requestDone, task.Close(inboundLink.Writer))
+		if err := task.Run(ctx, requestDonePost, responseDone); err != nil {
+			common.Interrupt(inboundLink.Reader)
+			common.Interrupt(inboundLink.Writer)
+			return errors.New("connection ends").Base(err)
 		}
 		return nil
 	}