https://github.com/robinrodricks/FluentFTP

// 動(dòng)態(tài)庫(kù)文件FluentFTP.dll

//同步模式FtpClient ftpClient = new FtpClient();// 端口ftpClient.Port = 21;// 地址ftpClient.Host = "127.0.0.1";// 認(rèn)證信息，一般是用戶賬號(hào)和密碼ftpClient.Credentials = new System.Net.NetworkCredential("ftp", "ftp123456");//設(shè)置編碼ftpClient.Encoding = Encoding.UTF8;//Ftp被動(dòng)模式ftpClient.Config.DataConnectionType = FtpDataConnectionType.AutoPassive;//開始連接ftpClient.Connect();//設(shè)置工作目錄ftpClient.SetWorkingDirectory("Picture");//上傳 ftpClient.UploadFile("ProductImage.jpg", "ProductImage.jpg");//下載ftpClient.DownloadFile("ProductImage.jpg", "ProductImage.jpg");

 //  using (var fluentClient = new FtpClient("127.0.0.1")) {     // 認(rèn)證信息     fluentClient.Credentials = new NetworkCredential("ftp", "ftp123456");     // 開始連接     fluentClient.Connect();     // 將文件保存到本地     using (var fileStream = File.OpenWrite(@"D:\20241005.mp4"))     {         // 下載文件，內(nèi)容保存在指定流中         fluentClient.DownloadStream(fileStream, "/video/orders/20241005.mp4");     }     // 斷開連接     fluentClient.Disconnect(); }

// Fluent 40版本提供了一個(gè)異步類 AsyncFtpClient 可以實(shí)現(xiàn)異步模式操作
//異步模式var asyncClient = new AsyncFtpClient("127.0.0.1", "ftpuser", "ftp123456", 21);//設(shè)置編碼ftpClient.Encoding = Encoding.UTF8;//Ftp被動(dòng)模式ftpClient.Config.DataConnectionType = FtpDataConnectionType.AutoPassive;//開始連接await ftpClient.Connect();//設(shè)置工作目錄await ftpClient.SetWorkingDirectory("video/orders");//下載await ftpClient.DownloadFile("20241005.mp4", "20241005.mp4");