diff --git a/code/client/rule/code/h_forward_request.go b/code/client/rule/code/h_forward_request.go
index 5885999..260ce69 100644
--- a/code/client/rule/code/h_forward_request.go
+++ b/code/client/rule/code/h_forward_request.go
@@ -1,19 +1,27 @@
 package code
 
 import (
+	"bytes"
+	"compress/gzip"
 	"fmt"
+	"io"
+	"io/ioutil"
 	"net/http"
 
 	"github.com/lwch/logging"
 	"github.com/lwch/natpass/code/network"
+	"github.com/lwch/runtime"
 )
 
 func (code *Code) handleRequest(workspace *Workspace, w http.ResponseWriter, r *http.Request) {
 	reqID, err := workspace.SendRequest(r)
 	if err != nil {
+		logging.Error("send: %v", err)
 		http.Error(w, err.Error(), http.StatusBadGateway)
 		return
 	}
+	logging.Info("send request [%s] [%s] successed, request_id=%d",
+		workspace.id, workspace.name, reqID)
 	defer workspace.closeMessage(reqID)
 	resp := workspace.onResponse(reqID)
 	if resp == nil {
@@ -22,6 +30,8 @@ func (code *Code) handleRequest(workspace *Workspace, w http.ResponseWriter, r *
 		http.Error(w, "no response", http.StatusInternalServerError)
 		return
 	}
+	logging.Info("wait response [%s] [%s] successed, request_id=%d",
+		workspace.id, workspace.name, reqID)
 
 	if resp.GetXType() != network.Msg_code_response_hdr {
 		logging.Error("got invalid message type [%s] [%s]: %s",
@@ -37,14 +47,14 @@ func (code *Code) handleRequest(workspace *Workspace, w http.ResponseWriter, r *
 		}
 	}
 
-	logging.Info("header: %v", hdr.GetHeader())
-
 	w.WriteHeader(int(hdr.GetCode()))
 
 	var idx uint32
+	var buf []byte
 	for {
 		msg := workspace.onResponse(reqID)
 		if msg == nil {
+			logging.Error("no response")
 			http.Error(w, "no response", http.StatusBadGateway)
 			return
 		}
@@ -65,12 +75,22 @@ func (code *Code) handleRequest(workspace *Workspace, w http.ResponseWriter, r *
 			http.Error(w, fmt.Sprintf("read error: %s", string(resp.GetBody())), http.StatusResetContent)
 			return
 		}
-		_, err = w.Write(resp.GetBody())
-		if err != nil {
-			logging.Error("write body: %v", err)
-			return
-		}
+		buf = append(buf, resp.GetBody()...)
+		// _, err = buf.Write(resp.GetBody())
+		// if err != nil {
+		// 	logging.Error("write body: %v", err)
+		// 	return
+		// }
 		if resp.GetMask()&2 > 0 {
+			_, err = io.Copy(w, bytes.NewReader(buf))
+			if err != nil {
+				logging.Info("header: %s", hdr.String())
+				r, err := gzip.NewReader(bytes.NewReader(buf))
+				runtime.Assert(err)
+				data, err := ioutil.ReadAll(r)
+				runtime.Assert(err)
+				logging.Error("write body: %v\n%s", err, string(data))
+			}
 			return
 		}
 		idx++
diff --git a/code/client/rule/code/workspace_remote_response.go b/code/client/rule/code/workspace_remote_response.go
index 82815c9..1f6c2f3 100644
--- a/code/client/rule/code/workspace_remote_response.go
+++ b/code/client/rule/code/workspace_remote_response.go
@@ -39,7 +39,7 @@ func (ws *Workspace) handleRequest(msg *network.Msg) {
 		n, err := response.Body.Read(buf)
 		if err != nil {
 			if err == io.EOF {
-				send := ws.remote.SendCodeResponseBody(ws.target, ws.id, req.GetRequestId(), idx, true, true, nil)
+				send := ws.remote.SendCodeResponseBody(ws.target, ws.id, req.GetRequestId(), idx, true, true, buf[:n])
 				ws.sendBytes += send
 				ws.sendPacket++
 				idx++