Package de.iip_ecosphere.platform.deviceMgt.ssh

Class SshProxyServer

java.lang.Object

de.iip_ecosphere.platform.deviceMgt.ssh.SshProxyServer

All Implemented Interfaces:

Runnable

public class SshProxyServer
extends Object
implements Runnable

With the Help of the SshProxyServer one can create a server to which ssh clients can connect to. Main parts were acquired from https://github.com/oksuz/tcp-proxy (MIT)

Author:

oksuz, Github on 29/10/2017.

Field Summary

Fields

Modifier and Type	Field	Description
private static final de.iip_ecosphere.platform.support.logging.Logger	LOGGER
private int	port
private final String	remoteIp
private final int	remotePort
private ServerSocket	serverSocket

Constructor Summary

Constructors

Constructor	Description
SshProxyServer(String remoteIp, int remotePort, int localPort)	Creates a SshProxyServer, which can listen on all interface and a given port.

Method Summary

Modifier and Type	Method	Description
int	getPort()	Get the port the server is listening on.
String	getRemoteIp()	Get the remote ip.
int	getRemotePort()	Get the remote port.
void	listen()	Starts listening, so others can connect to this proxy.
void	run()	Runs the SshProxyServer and listens on the specified/chosen port.
private void	startThread(Connection connection)	Starts a connection thread.
void	stop()	Stops the proxy server.

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Details

LOGGER

private static final de.iip_ecosphere.platform.support.logging.Logger LOGGER

remoteIp

private final String remoteIp

remotePort

private final int remotePort

port

private int port

serverSocket

private ServerSocket serverSocket

Constructor Details

SshProxyServer

public SshProxyServer(String remoteIp,
 int remotePort,
 int localPort)

Creates a SshProxyServer, which can listen on all interface and a given port.

Parameters:

remoteIp - the remote ip to connect to

remotePort - the remote port to connect to

localPort - the local port to accept connections

Method Details

listen

public void listen()
            throws IOException

Starts listening, so others can connect to this proxy. If the desired port is set to 0, a server socket is listening on a randomly chosen port in the ephemeral port range (1024–65535). One can get the assigned port through getPort().

Throws:

IOException - in case of network problems

stop

public void stop()
          throws IOException

Stops the proxy server.

Throws:

IOException - in case of network problems

startThread

private void startThread(Connection connection)

Starts a connection thread.

Parameters:

connection - the connection thread

getRemoteIp

public String getRemoteIp()

Get the remote ip.

Returns:

the remote ip

getRemotePort

public int getRemotePort()

Get the remote port.

Returns:

the remote port

getPort

public int getPort()

Get the port the server is listening on.

Returns:

the local port

run

public void run()

Runs the SshProxyServer and listens on the specified/chosen port.

Specified by:

run in interface Runnable