DataFlex

SFTP Simplified Download

See more SFTP Examples

Demonstrates how to SFTP download a file by passing a remote filepath to DownloadFileByName. DataFlex

Use ChilkatAx-win32.pkg

Procedure Test
    Boolean iSuccess
    Handle hoSftp
    String sHostname
    Integer iPort
    String sRemoteFilePath
    String sLocalFilePath
    String sTemp1

    Move False To iSuccess

    // This example assumes the Chilkat API to have been previously unlocked.
    // See Global Unlock Sample for sample code.

    Get Create (RefClass(cComChilkatSFtp)) To hoSftp
    If (Not(IsComObjectCreated(hoSftp))) Begin
        Send CreateComObject of hoSftp
    End

    // Set some timeouts, in milliseconds:
    Set ComConnectTimeoutMs Of hoSftp To 15000
    Set ComIdleTimeoutMs Of hoSftp To 15000

    // Connect to the SSH server.  
    // The standard SSH port = 22
    // The hostname may be a hostname or IP address.
    Move "sftp.example.com" To sHostname
    Move 22 To iPort
    Get ComConnect Of hoSftp sHostname iPort To iSuccess
    If (iSuccess <> True) Begin
        Get ComLastErrorText Of hoSftp To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // Authenticate with the SSH server.  Chilkat SFTP supports
    // both password-based authenication as well as public-key
    // authentication.  This example uses password authenication.
    Get ComAuthenticatePw Of hoSftp "myLogin" "myPassword" To iSuccess
    If (iSuccess <> True) Begin
        Get ComLastErrorText Of hoSftp To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // After authenticating, the SFTP subsystem must be initialized:
    Get ComInitializeSftp Of hoSftp To iSuccess
    If (iSuccess <> True) Begin
        Get ComLastErrorText Of hoSftp To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    // Download the file:

    Move "c:/temp/hamlet.xml" To sLocalFilePath
    // Note: The remote filepath may be an absolute filepath,
    // a relative filepath, or simply a filename.  
    // Relative filepaths are always relative to the home directory
    // of the SFTP/SSH user account.  There is no such thing
    // as "current remote directory" in the SFTP protocol. 
    // A filename with no path implies that the file is located
    // in the SFTP user account's home directory.
    Move "subdir1/subdir2/hamlet.xml" To sRemoteFilePath
    Get ComDownloadFileByName Of hoSftp sRemoteFilePath sLocalFilePath To iSuccess
    If (iSuccess <> True) Begin
        Get ComLastErrorText Of hoSftp To sTemp1
        Showln sTemp1
        Procedure_Return
    End

    Showln "Success."


End_Procedure