let httpReq=request.post({url:url,...option}, (error, response, body)=> {

            clearInterval(progress);
            if(error){
                throw error;
            }else{
                const [success,data]=JSON.parse(body);
               
                const res={
                    success:success=='ok',
                    data:data
                };
                if(res.success){
                    resolve(res);
                }else{
                    throw body;
                }
            }
        });
        
        const progress= setInterval(()=>{
            console.log('upload:'+httpReq.req.connection._bytesDispatched);
        },250);
        
        翻墙看到的一段也不行 得到的还是文件的大小 不是上传的大小