C:/work/OMMR/OCHHP_OMMR_OMMR/Code/Assemblies/SharpSSH/Source/SharpSSH-1.1.1.13.src/Examples/jsch_samples/Subsystem.cs

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using System;
using System.IO;
using System.Windows.Forms;
using Tamir.SharpSsh.jsch;

/* Shell.cs
 * ====================================================================
 * The following example was posted with the original JSch java library,
 * and is translated to C# to show the usage of SharpSSH JSch API
 * ====================================================================
 * */
namespace sharpSshTest.jsch_samples
{
        public class Subsystem
        {
                public static void RunExample(String[] arg)
                {
                        try
                        {
                                //Create a new JSch instance
                                JSch jsch=new JSch();
                        
                                //Prompt for username and server host
                                Console.WriteLine("Please enter the user and host info at the popup window...");
                                String host = InputForm.GetUserInput
                                        ("Enter username@hostname",
                                        Environment.UserName+"@localhost");
                                String user=host.Substring(0, host.IndexOf('@'));
                                host=host.Substring(host.IndexOf('@')+1);

                                //Create a new SSH session
                                Session session=jsch.getSession(user, host, 22);

                                // username and password will be given via UserInfo interface.
                                UserInfo ui=new MyUserInfo();
                                session.setUserInfo(ui);

                                //Connect to remote SSH server
                                session.connect();

                                //Get subsystem name from user
                                String subsystem=InputForm.GetUserInput("Enter subsystem name", "");

                                //Open a new Subsystem channel on the SSH session
                                Channel channel=session.openChannel("subsystem");
                                ((ChannelSubsystem)channel).setSubsystem(subsystem);
                                ((ChannelSubsystem)channel).setPty(true);

                                
                                //Redirect standard I/O to the SSH channel
                                channel.setInputStream(Console.OpenStandardInput());
                                channel.setOutputStream(Console.OpenStandardOutput());
                                ((ChannelSubsystem)channel).setErrStream(Console.OpenStandardError());

                                //Connect the channel
                                channel.connect();

                                Console.WriteLine("-- Subsystem '"+subsystem+"' is connected using the {0} cipher", 
                                        session.getCipher());

                                //Wait till channel is closed
                                while(!channel.isClosed())
                                {
                                        System.Threading.Thread.Sleep(500);
                                }

                                //Disconnect from remote server
                                channel.disconnect();
                                session.disconnect();                   

                        }
                        catch(Exception e)
                        {
                                Console.WriteLine(e);
                        }
                }

                public class MyUserInfo : UserInfo
                {
                        private String passwd;

                        public String getPassword(){ return passwd; }

                        public bool promptYesNo(String str)
                        {
                                return InputForm.PromptYesNo(str);
                        }
                        
                        public String getPassphrase(){ return null; }

                        public bool promptPassphrase(String message){ return true; }

                        public bool promptPassword(String message)
                        {
                                passwd=InputForm.GetUserInput(message, true);
                                return true;
                        }

                        public void showMessage(String message)
                        {
                                InputForm.ShowMessage(message);
                        }
                }
        }
}

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