org.apache.sshd.server.CommandFactory Java Examples

public final void reload() {
	try {
		delegate = (CommandFactory)ReloadClassLoader.currentClassLoader().loadClass(factoryName).newInstance();
	} catch (Exception e) {
		e.printStackTrace();
	}
}
 

@BeforeClass
public static void startSSHServer() throws Exception {
    // Disable bouncy castle to avoid versions conflict
    System.setProperty("org.apache.sshd.registerBouncyCastle", "false");

    sshd = SshServer.setUpDefaultServer();

    SimpleGeneratorHostKeyProvider keyProvider = new SimpleGeneratorHostKeyProvider();
    keyProvider.setAlgorithm("RSA");
    sshd.setKeyPairProvider(keyProvider);

    List<NamedFactory<UserAuth>> userAuthFactories = new ArrayList<>(1);
    userAuthFactories.add(new UserAuthPasswordFactory());
    sshd.setUserAuthFactories(userAuthFactories);

    sshd.setPasswordAuthenticator(new PasswordAuthenticator() {
        @Override
        public boolean authenticate(String username, String password, ServerSession session) {
            return username != null && username.equals(password);
        }
    });

    CommandFactory cf = new CommandFactory() {
        @Override
        public Command createCommand(String command) {
            String[] splitCommand;
            if (OsUtils.isUNIX()) {
                splitCommand = SSHInfrastructureHelper.splitCommand(command);
            } else if (OsUtils.isWin32()) {
                splitCommand = SSHInfrastructureHelper.splitCommandWithoutRemovingQuotes(command);
            } else {
                throw new IllegalStateException("Operating system is not recognized");
            }
            StringBuilder rebuiltCommand = new StringBuilder();
            for (String commandPiece : splitCommand) {
                rebuiltCommand.append(commandPiece).append(" ");
            }
            rebuiltCommand.trimToSize();

            if (OsUtils.isUNIX()) {
                return new ProcessShellFactory(new String[] { "/bin/sh", "-c",
                                                              rebuiltCommand.toString() }).create();
            } else {
                return new ProcessShellFactory(new String[] { "cmd.exe", "/C",
                                                              rebuiltCommand.toString() }).create();
            }
        }
    };

    sshd.setCommandFactory(cf);

    sshd.start();

    port = sshd.getPort();

    javaExePath = System.getProperty("java.home") + File.separator + "bin" + File.separator +
                  (OsUtils.isWin32() ? "java.exe" : "java");
    javaExePath = "\"" + javaExePath + "\"";

    infraParams = new Object[] { ("localhost " + NB_NODES + "\n").getBytes(), //hosts
                                 60000, //timeout
                                 0, //attempts
                                 10, //wait between failures
                                 port, //ssh server port
                                 "toto", //ssh username
                                 "toto", //ssh password
                                 new byte[0], // optional ssh private key
                                 new byte[0], // optional ssh options file
                                 javaExePath, //java path on the remote machines
                                 PAResourceManagerProperties.RM_HOME.getValueAsString(), //Scheduling path on remote machines
                                 OperatingSystem.getOperatingSystem(), "" }; // extra java options

    policyParameters = new Object[] { AccessType.ALL.toString(), AccessType.ALL.toString(), "20000" };

}
 

public DelegatingCommandFactory(CommandFactory delegate) {
    this.delegate = delegate;
}
 

public CommandFactory setDelegate(CommandFactory cf) {
    this.delegate = cf;
    return cf;
}
 

public CommandFactory getDelegate() {
    return delegate;
}
 

public DefaultScpCommandFactory(CommandFactory delegate) {
    super(delegate);
}
 

public NullScpCommandFactory(CommandFactory delegate) {
    super(delegate);
}