ASP.NET中使用FTP

可以做个类：

 1 #region FTP
 2
 3     string ftpServerIP;         // FTP服务器的地址
 4     string ftpRemotePath;       // FTP目录
 5     string ftpUserID;           // FTP用户ID
 6     string ftpPassword;         // FTP密码
 7     string ftpURI;              // FTP URI
 8
 9     /// <summary>
10     /// 连接FTP
11     /// </summary>
12     /// <param name="FtpServerIP">FTP连接地址</param>
13     /// <param name="FtpRemotePath">指定FTP连接成功后的当前目录, 如果不指定即默认为根目录</param>
14     /// <param name="FtpUserID">用户名</param>
15     /// <param name="FtpPassword">密码</param>
16     public void FtpInitial(string FtpServerIP, string FtpRemotePath, string FtpUserID, string FtpPassword)
17     {
18         ftpServerIP = FtpServerIP;
19         ftpRemotePath = FtpRemotePath;
20         ftpUserID = FtpUserID;
21         ftpPassword = FtpPassword;
22         ftpURI = "ftp://" + ftpServerIP + "/" + ftpRemotePath + "/";
23     }
24
25     /// <summary>
26     /// 连接FTP
27     /// </summary>
28     /// <param name="FtpRemotePath">指定FTP连接成功后的当前目录, 如果不指定即默认为根目录</param>
29     public void FtpInitial(string FtpRemotePath)
30     {
31         ftpServerIP = "10.0.0.1";
32         ftpRemotePath = FtpRemotePath;
33         ftpUserID = "ftp_user_id";
34         ftpPassword = "pwd";
35         ftpURI = "ftp://" + ftpServerIP + "/" + ftpRemotePath + "/";
36     }
37
38     /// <summary>
39     /// 使用FTP上传
40     /// </summary>
41     /// <param name="filename">上传的文件名</param>
42     public void FtpUpload(string filename)
43     {
44         FileInfo fileInf = new FileInfo(filename);
45         string uri = ftpURI + fileInf.Name;
46         FtpWebRequest reqFTP;
47
48         reqFTP = (FtpWebRequest)FtpWebRequest.Create(new Uri(uri));// 根据uri创建FtpWebRequest对象
49         reqFTP.Credentials = new NetworkCredential(ftpUserID, ftpPassword);
50         reqFTP.KeepAlive = false;
51         reqFTP.Method = WebRequestMethods.Ftp.UploadFile;
52         reqFTP.UseBinary = true;
53         reqFTP.ContentLength = fileInf.Length;
54         int buffLength = 2048;
55         byte[] buff = new byte[buffLength];
56         int contentLen;
57         FileStream fs = fileInf.OpenRead();
58         try
59         {
60             Stream strm = reqFTP.GetRequestStream();
61             contentLen = fs.Read(buff, 0, buffLength);
62             while (contentLen != 0)
63             {
64                 strm.Write(buff, 0, contentLen);
65                 contentLen = fs.Read(buff, 0, buffLength);
66             }
67             strm.Close();
68             fs.Close();
69         }
70         catch (Exception ex)
71         {
72             Console.WriteLine(ex.Message);
73         }
74     }
75
76     #endregion