001 /*
002 * Copyright (C) 2012 eXo Platform SAS.
003 *
004 * This is free software; you can redistribute it and/or modify it
005 * under the terms of the GNU Lesser General Public License as
006 * published by the Free Software Foundation; either version 2.1 of
007 * the License, or (at your option) any later version.
008 *
009 * This software is distributed in the hope that it will be useful,
010 * but WITHOUT ANY WARRANTY; without even the implied warranty of
011 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
012 * Lesser General Public License for more details.
013 *
014 * You should have received a copy of the GNU Lesser General Public
015 * License along with this software; if not, write to the Free
016 * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
017 * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
018 */
019 package org.crsh.ssh.term;
020
021 import org.apache.sshd.server.Environment;
022
023 import java.io.IOException;
024 import java.security.Principal;
025
026 public class CRaSHCommand extends AbstractCommand implements Runnable {
027
028 /** . */
029 private final CRaSHCommandFactory factory;
030
031 /** . */
032 private Thread thread;
033
034 public CRaSHCommand(CRaSHCommandFactory factory) {
035 this.factory = factory;
036 }
037
038 /** . */
039 private SSHContext context;
040
041 /** . */
042 private SSHIO io;
043
044 public void start(Environment env) throws IOException {
045
046 //
047 context = new SSHContext(env);
048 io = new SSHIO(this);
049
050 //
051 thread = new Thread(this, "CRaSH");
052 thread.start();
053 }
054
055 public SSHContext getContext() {
056 return context;
057 }
058
059 public void destroy() {
060 io.closed.set(true);
061 thread.interrupt();
062 }
063
064 public void run() {
065 try {
066 final String userName = session.getAttribute(SSHLifeCycle.USERNAME);
067 Principal user = new Principal() {
068 public String getName() {
069 return userName;
070 }
071 };
072 factory.handler.handle(io, user);
073 } finally {
074 callback.onExit(0);
075 }
076 }
077 }
078
079