Add fabric websocket transport adapter

agents/rap-node-agent/internal/fabricproto/transport.go

@@ -43,20 +43,10 @@ func (l TransportLoop) Run(ctx context.Context, r io.Reader, w io.Writer) error
 }
 
 func (l TransportLoop) Handle(ctx context.Context, frame Frame, w io.Writer) error {
-	if l.Session == nil {
-		return ErrSessionNotConfigured
-	}
-	event, responses, err := l.Session.HandleFrame(frame)
+	responses, err := l.HandleFrame(ctx, frame)
 	if err != nil {
 		return err
 	}
-	if l.OnEvent != nil && event.Type != SessionEventNone {
-		extra, err := l.OnEvent(event)
-		if err != nil {
-			return err
-		}
-		responses = append(responses, extra...)
-	}
 	for _, response := range responses {
 		select {
 		case <-ctx.Done():
@@ -70,4 +60,27 @@ func (l TransportLoop) Handle(ctx context.Context, frame Frame, w io.Writer) err
 	return nil
 }
 
+func (l TransportLoop) HandleFrame(ctx context.Context, frame Frame) ([]Frame, error) {
+	if l.Session == nil {
+		return nil, ErrSessionNotConfigured
+	}
+	event, responses, err := l.Session.HandleFrame(frame)
+	if err != nil {
+		return nil, err
+	}
+	if l.OnEvent != nil && event.Type != SessionEventNone {
+		extra, err := l.OnEvent(event)
+		if err != nil {
+			return nil, err
+		}
+		responses = append(responses, extra...)
+	}
+	select {
+	case <-ctx.Done():
+		return nil, ctx.Err()
+	default:
+	}
+	return responses, nil
+}
+
 var ErrSessionNotConfigured = errors.New("fabric transport loop session is not configured")