ftp

Android FTP Library [closed]

Try using apache commons ftp FTPClient ftpClient = new FTPClient(); ftpClient.connect(InetAddress.getByName(server)); ftpClient.login(user, password); ftpClient.changeWorkingDirectory(serverRoad); ftpClient.setFileType(FTP.BINARY_FILE_TYPE); BufferedInputStream buffIn = null; buffIn = new BufferedInputStream(new FileInputStream(file)); ftpClient.enterLocalPassiveMode(); ftpClient.storeFile(“test.txt”, buffIn); buffIn.close(); ftpClient.logout(); ftpClient.disconnect();

How to connect to FTPS server with data connection using same TLS session?

Indeed some FTP(S) servers do require that the TLS/SSL session is reused for the data connection. This is a security measure by which the server can verify that the data connection is used by the same client as the control connection. Some references for common FTP servers: vsftpd: https://scarybeastsecurity.blogspot.com/2009/02/vsftpd-210-released.html FileZilla server: https://svn.filezilla-project.org/filezilla?view=revision&revision=6661 ProFTPD: http://www.proftpd.org/docs/contrib/mod_tls.html#TLSOptions (NoSessionReuseRequired … Read more

Upload and download a file to/from FTP server in C#/.NET

Upload The most trivial way to upload a binary file to an FTP server using .NET framework is using WebClient.UploadFile: WebClient client = new WebClient(); client.Credentials = new NetworkCredential(“username”, “password”); client.UploadFile( “ftp://ftp.example.com/remote/path/file.zip”, @”C:\local\path\file.zip”); If you need a greater control, that WebClient does not offer (like TLS/SSL encryption, ascii/text transfer mode, transfer resuming, etc), use FtpWebRequest. … Read more

C# Download all files and subdirectories through FTP

The FtpWebRequest does not have any explicit support for recursive file operations (including downloads). You have to implement the recursion yourself: List the remote directory Iterate the entries, downloading files and recursing into subdirectories (listing them again, etc.) Tricky part is to identify files from subdirectories. There’s no way to do that in a portable … Read more

Output log using FtpWebRequest

You can do this using Network Tracing. To set it up, create (or modify, if you already have one) App.config file, so that it looks like this (if you already have the file, you will need to add the settings to it): <?xml version=”1.0″ encoding=”utf-8″ ?> <configuration> <system.diagnostics> <sources> <source name=”System.Net” tracemode=”protocolonly” maxdatasize=”1024″> <listeners> <add … Read more