(Delphi DLL) SSH Commands to Sophos Router Device Console

Demonstrates how to establish an SSH session with a Sophos XG router and send commands in a device console session.

Chilkat for Delphi Downloads Chilkat non-ActiveX DLL for Delphi Chilkat ActiveX DLL for Delphi * The examples here use the non-ActiveX DLL.

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

...

procedure TForm1.Button1Click(Sender: TObject);
var
ssh: HCkSsh;
success: Boolean;
channelNum: Integer;

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

ssh := CkSsh_Create();

success := CkSsh_Connect(ssh,'172.16.16.16',22);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkSsh__lastErrorText(ssh));
    Exit;
  end;

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

// Start a shell session.
// (The QuickShell method was added in Chilkat v9.5.0.65)
channelNum := CkSsh_QuickShell(ssh);
if (channelNum < 0) then
  begin
    Memo1.Lines.Add(CkSsh__lastErrorText(ssh));
    Exit;
  end;

// The Sophos router will send this initial prompt:

// 	Main Menu
// 
// 	    1.  Network  Configuration
// 	    2.  System   Configuration
// 	    3.  Route    Configuration
// 	    4.  Device Console
// 	    5.  Device Management
// 	    6.  VPN Management
// 	    7.  Shutdown/Reboot Device
// 	    0.  Exit
// 
// 	    Select Menu Number [0-7]: 

success := CkSsh_ChannelReceiveUntilMatch(ssh,channelNum,'Select Menu Number','utf-8',True);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkSsh__lastErrorText(ssh));
    Exit;
  end;

// Show what we received so far:
Memo1.Lines.Add(CkSsh__getReceivedText(ssh,channelNum,'utf-8'));

// Send "4" <RETURN> to mimic typing in a shell session.
success := CkSsh_ChannelSendString(ssh,channelNum,'4' + #10,'utf-8');
if (success <> True) then
  begin
    Memo1.Lines.Add(CkSsh__lastErrorText(ssh));
    Exit;
  end;

// We should get a "console>" prompt.
success := CkSsh_ChannelReceiveUntilMatch(ssh,channelNum,'console>','utf-8',True);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkSsh__lastErrorText(ssh));
    Exit;
  end;
Memo1.Lines.Add(CkSsh__getReceivedText(ssh,channelNum,'utf-8'));

// Send a command and get the output..
success := CkSsh_ChannelSendString(ssh,channelNum,'dnslookup host google.com' + #10,'utf-8');
success := CkSsh_ChannelReceiveUntilMatch(ssh,channelNum,'console>','utf-8',True);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkSsh__lastErrorText(ssh));
    Exit;
  end;
Memo1.Lines.Add(CkSsh__getReceivedText(ssh,channelNum,'utf-8'));

// Send another command and get the output, and so on...
success := CkSsh_ChannelSendString(ssh,channelNum,'dnslookup host microsoft.com' + #10,'utf-8');
success := CkSsh_ChannelReceiveUntilMatch(ssh,channelNum,'console>','utf-8',True);
if (success <> True) then
  begin
    Memo1.Lines.Add(CkSsh__lastErrorText(ssh));
    Exit;
  end;
Memo1.Lines.Add(CkSsh__getReceivedText(ssh,channelNum,'utf-8'));

CkSsh_Disconnect(ssh);

CkSsh_Dispose(ssh);

end;