diff --git a/config/config.go b/config/config.go
index 9e26b58..afed44f 100644
--- a/config/config.go
+++ b/config/config.go
@@ -14,6 +14,7 @@ var GobalIpfsUrl ="localhost:5001"
 
 //ipfs引导节点网关
 var ServerIpfsUrl = "10.240.10.238:5001"
+//var ServerIpfsUrl = "vpn.azut.cn:5001"
 
 
 func InitConfig(){
diff --git a/handle/handle.go b/handle/handle.go
index 5c21b16..91539b2 100644
--- a/handle/handle.go
+++ b/handle/handle.go
@@ -130,6 +130,16 @@ func DownCommand(conn *websocket.Conn, hash, projectName, fileName, dir string)
 	}
 	defer tfile.Close()
 
+	//serverSh := shell.NewShell(config.ServerIpfsUrl)
+	////检测引导节点是否连接成功
+	//isUp := serverSh.IsUp()
+	//if !isUp {
+	//	if err := conn.WriteMessage(websocket.TextMessage, []byte("-1")); err != nil {
+	//		return err
+	//	}
+	//	return nil
+	//}
+
 	cmd := exec.Command(ipfsPath,"get", hash,"-o",fmt.Sprint(absoluteDir+"\\"+fileName))
 	progress := make(chan string,10000)
 	var stdout, stderr []byte
@@ -294,6 +304,17 @@ func UploadCommand(conn *websocket.Conn,absolutePath,fileName,projectName,dir st
 	}
 	defer tfile.Close()
 
+	serverSh := shell.NewShell(config.ServerIpfsUrl)
+	//检测引导节点是否连接成功
+	isUp := serverSh.IsUp()
+	if !isUp {
+		if err := conn.WriteMessage(websocket.TextMessage, []byte("-1")); err != nil {
+			return err
+		}
+		return nil
+	}
+
+
 	var uploading bool=false
 
 	cmd := exec.Command(ipfsPath, "add",absolutePath)
@@ -401,19 +422,22 @@ func UploadCommand(conn *websocket.Conn,absolutePath,fileName,projectName,dir st
 
 	projson,err :=json.Marshal(prog)
 
+	err = serverSh.Pin(prog.Hash)
+	if err != nil {
+		log.Println("引导节点备份失败")
+		log.Println(err)
+		if err := conn.WriteMessage(websocket.TextMessage, []byte("-1")); err != nil {
+			return err
+		}
+		return err
+	}
+
 	if err := conn.WriteMessage(websocket.TextMessage, projson); err != nil {
-		panic(err)
+		log.Println(err)
 	}
 
-	go func() {
-		serverSh := shell.NewShell(config.ServerIpfsUrl)
-		err = serverSh.Pin(prog.Hash)
-		if err != nil {
-			log.Println("引导节点备份失败")
-			log.Println(err)
-		}
-		log.Println("引导节点文件备份成功")
-	}()
+	log.Println("引导节点文件备份成功")
+
 
 	//本地文件夹拷贝
 	err = sh.Get(prog.Hash,fmt.Sprint((absoluteDir+"\\"+fileName)))