Delphi DLL

SCP Sync Tree Download

See more SCP Examples

Synchronize local and remote directory trees by downloading newer or missing files from the remote server. Delphi DLL

uses
    Winapi.Windows, Winapi.Messages, System.SysUtils, System.Variants, System.Classes, Vcl.Graphics,
    Vcl.Controls, Vcl.Forms, Vcl.Dialogs, Vcl.StdCtrls, Ssh, Scp;

...

procedure TForm1.Button1Click(Sender: TObject);
var
success: Boolean;
ssh: HCkSsh;
hostname: PWideChar;
port: Integer;
scp: HCkScp;
remoteRoot: PWideChar;
localRoot: PWideChar;
mode: Integer;
bRecurse: Boolean;

begin
success := False;

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

ssh := CkSsh_Create();

// Connect to an SSH server:

// Hostname may be an IP address or hostname:
hostname := 'www.some-ssh-server.com';
port := 22;

success := CkSsh_Connect(ssh,hostname,port);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkSsh__lastErrorText(ssh));
    Exit;
  end;

// Wait a max of 5 seconds when reading responses..
CkSsh_putIdleTimeoutMs(ssh,5000);

// Authenticate using login/password:
success := CkSsh_AuthenticatePw(ssh,'myLogin','myPassword');
if (success <> True) then
  begin
    Memo1.Lines.Add(CkSsh__lastErrorText(ssh));
    Exit;
  end;

// Once the SSH object is connected and authenticated, we use it
// in our SCP object.
scp := CkScp_Create();

success := CkScp_UseSsh(scp,ssh);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkScp__lastErrorText(scp));
    Exit;
  end;

remoteRoot := 'workspace/php';
localRoot := 'c:/aaworkarea/scp/workspace/php';

// Download synchronization modes:
// mode=0: Download all files
// mode=1: Download all files that do not exist on the local filesystem.
// mode=2: Download newer or non-existant files.
// mode=3: Download only newer files.  
//         If a file does not already exist on the local filesystem, it is not downloaded from the server.
// mode=5: Download only missing files or files with size differences.
// mode=6: Same as mode 5, but also download newer files.
mode := 2;

// Sync the entire tree by using recursion.
bRecurse := True;

success := CkScp_SyncTreeDownload(scp,remoteRoot,localRoot,mode,bRecurse);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkScp__lastErrorText(scp));
    Exit;
  end;

Memo1.Lines.Add('SCP sync download success.');

// Disconnect
CkSsh_Disconnect(ssh);

CkSsh_Dispose(ssh);
CkScp_Dispose(scp);

end;