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试一下图片插入

再来一段代码看看

using System;

using System.Windows.Forms;

using Tamir.SharpSsh.jsch;

 

/* PortForwardingR.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

{

    /// <summary>

    /// This program will demonstrate the port forwarding like option -R of

    /// ssh command; the given port on the remote host will be forwarded to

    /// the given host and port on the local side.

    /// You will be asked username, hostname, port:host:hostport and passwd.

    /// If everything works fine, you will get the shell prompt.

    /// Try the port on remote host.

    /// </summary>

    public class PortForwardingR

    {

        public static void RunExample(String[] arg)

        {

            //int port;

 

            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);

 

                //Get from user the remote port, local host and local host port

                String foo = InputForm.GetUserInput("Enter -R port:host:hostport","port:host:hostport");

                int rport=int.Parse(foo.Substring(0, foo.IndexOf(':')));

                foo=foo.Substring(foo.IndexOf(':')+1);

                String lhost=foo.Substring(0, foo.IndexOf(':'));

                int lport=int.Parse(foo.Substring(foo.IndexOf(':')+1));

 

                // username and password will be given via UserInfo interface.

                UserInfo ui=new MyUserInfo();

                session.setUserInfo(ui);

                session.connect();

 

                Console.WriteLine(host+":"+rport+" -> "+lhost+":"+lport);

 

                //Set port forwarding on the opened session

                session.setPortForwardingR(rport, lhost, lport);            

            }

            catch(Exception e)

            {

                Console.WriteLine(e.Message);

            }

        }

 

        /// <summary>

        /// A user info for getting user data

        /// </summary>

        public class MyUserInfo : UserInfo, UIKeyboardInteractive

        {

            /// <summary>

            /// Holds the user password

            /// </summary>

            private String passwd;

 

            /// <summary>

            /// Returns the user password

            /// </summary>

            public String getPassword(){ return passwd; }

 

            /// <summary>

            /// Prompt the user for a Yes/No input

            /// </summary>

            public bool promptYesNo(String str)

            {

                return InputForm.PromptYesNo(str);

            }

            

            /// <summary>

            /// Returns the user passphrase (passwd for the private key file)

            /// </summary>

            public String getPassphrase(){ return null; }

 

            /// <summary>

            /// Prompt the user for a passphrase (passwd for the private key file)

            /// </summary>

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

 

            /// <summary>

            /// Prompt the user for a password

            /// </summary>

            public bool promptPassword(String message)

            {

                passwd=InputForm.GetUserInput(message, true);

                return true;

            }

 

            /// <summary>

            /// Shows a message to the user

            /// </summary>

            public void showMessage(String message)

            {

                InputForm.ShowMessage(message);

            }

 

            public string[] promptKeyboardInteractive(string destination, string name, string instruction, string[] prompt,

             bool[] echo)

            {

                string prmpt = prompt != null && prompt.Length > 0 ? prompt[0] : "";

                passwd=InputForm.GetUserInput(prmpt, true);

                return new string[] { passwd };

            }

        }

    }

}

原文地址:https://www.cnblogs.com/stainboy/p/4581979.html