C# Post上传文件 405 望高手解救

C# code

// <summary>        /// 将本地文件上传到指定的服务器(HttpWebRequest方法)        /// </summary>        /// <param name="address">文件上传到的服务器</param>        /// <param name="fileNamePath">要上传的本地文件（全路径）</param>        /// <param name="saveName">文件上传后的名称</param>        /// <param name="progressBar">上传进度条</param>        /// <returns>成功返回1，失败返回0</returns>        private static String Upload_Request(string address, string fileNamePath, string saveName /*, ProgressBar progressBar**/)        {            // 要上传的文件            FileStream fs = new FileStream(fileNamePath, FileMode.Open, FileAccess.Read);            BinaryReader r = new BinaryReader(fs);            //时间戳            string strBoundary = "----------" + DateTime.Now.Ticks.ToString("x");            byte[] boundaryBytes = Encoding.ASCII.GetBytes("/r/n--" + strBoundary + "/r/n");            //请求头部信息            StringBuilder sb = new StringBuilder();            sb.Append("--");            sb.Append(strBoundary);            sb.Append("/r/n");            sb.Append("Content-Disposition: form-data; name=\"file\";filename=\""+saveName+"\"/r/n");            sb.Append("Content-Type: application/octet-stream /r/n/r/n");            string strPostHeader = sb.ToString();            byte[] postHeaderBytes = Encoding.UTF8.GetBytes(strPostHeader);            // 根据uri创建HttpWebRequest对象            HttpWebRequest httpReq = (HttpWebRequest)WebRequest.Create(new Uri(address));            httpReq.KeepAlive = true;            httpReq.Method = Convert.ToString(Method.POST);            //对发送的数据不使用缓存            httpReq.AllowWriteStreamBuffering = false;            //设置获得响应的超时时间（300秒）            httpReq.Timeout = 300000;            httpReq.ContentType = "multipart/form-data: name=\"Upload\" boundary=" + strBoundary;            long length = fs.Length + postHeaderBytes.Length + boundaryBytes.Length;            long fileLength = fs.Length;            httpReq.ContentLength = length;            try            {                //progressBar.Maximum = int.MaxValue;                //progressBar.Minimum = 0;                //progressBar.Value = 0;                //每次上传4k                int bufferLength = 4096;                byte[] buffer = new byte[bufferLength];                //已上传的字节数                long offset = 0;                //开始上传时间                DateTime startTime = DateTime.Now;                int size = r.Read(buffer, 0, bufferLength);                Stream postStream = httpReq.GetRequestStream();                //发送请求头部消息                postStream.Write(postHeaderBytes, 0, postHeaderBytes.Length);                while (size > 0)                {                    postStream.Write(buffer, 0, size);                    offset += size;                    //progressBar.Value = (int)(offset * (int.MaxValue / length));                    TimeSpan span = DateTime.Now - startTime;                    double second = span.TotalSeconds;                    //lblTime.Text = "已用时：" + second.ToString("F2") + "秒";                    //if (second > 0.001)                    //{                    //    lblSpeed.Text = " 平均速度：" + (offset / 1024 / second).ToString("0.00") + "KB/秒";                    //}                    //else                    //{                    //    lblSpeed.Text = " 正在连接…";                    //}                    //lblState.Text = "已上传：" + (offset * 100.0 / length).ToString("F2") + "%";                    //lblSize.Text = (offset / 1048576.0).ToString("F2") + "M/" + (fileLength / 1048576.0).ToString("F2") + "M";                    Application.DoEvents();                    size = r.Read(buffer, 0, bufferLength);                }                //添加尾部的时间戳                postStream.Write(boundaryBytes, 0, boundaryBytes.Length);                postStream.Close();                //获取服务器端的响应                WebResponse webRespon = httpReq.GetResponse();                Stream s = webRespon.GetResponseStream();                StreamReader sr = new StreamReader(s);                //读取服务器端返回的消息                String sReturnString = sr.ReadLine();                s.Close();                sr.Close();                return sReturnString;                    }            catch(Exception e)            {                MessageBox.Show(e.Message);            }            finally            {                fs.Close();                r.Close();            }            return "";        } 
 

[解决办法]
·405 - 用来访问本页面的 HTTP 谓词不被允许（方法不被允许）
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检查这句：httpReq.Method = Convert.ToString(Method.POST);
[解决办法]
1，开启WebCLient访问

2，设置iis和物理文件夹匿名可写入

3，上传路径需要带文件名http://xxx/FileLoad/xxx.jpg

4, iis设置允许PUT动作
[解决办法]
你用httpwatcher软件监视下http头信息是否正确
[解决办法]
添加user-agent属性试试