Package org.apache.sshd

Examples of org.apache.sshd.SshClient

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            if (username == null) {
                username = readLine("Login: ");
            }
        }

        SshClient client = sshClientFactory.create(quiet);
        log.debug("Created client: {}", client);
        client.start();

        String agentSocket = null;
        if (this.session.get(SshAgent.SSH_AUTHSOCKET_ENV_NAME) != null) {
            agentSocket = this.session.get(SshAgent.SSH_AUTHSOCKET_ENV_NAME).toString();
            client.getProperties().put(SshAgent.SSH_AUTHSOCKET_ENV_NAME,agentSocket);
        }

        try {
            ConnectFuture future = client.connect(hostname, port);
            future.await();
            sshSession = future.getSession();

            Object oldIgnoreInterrupts = this.session.get(SessionProperties.IGNORE_INTERRUPTS);
            this.session.put( SessionProperties.IGNORE_INTERRUPTS, Boolean.TRUE );

            try {
                System.out.println("Connected");

                boolean authed = false;
                if (agentSocket != null) {
                    sshSession.authAgent(username);
                    int ret = sshSession.waitFor(ClientSession.WAIT_AUTH | ClientSession.CLOSED | ClientSession.AUTHED, 0);
                    if ((ret & ClientSession.AUTHED) == 0) {
                        System.err.println("Agent authentication failed, falling back to password authentication.");
                    } else {
                        authed = true;
                    }
                }
                if (!authed) {
                    log.debug("Prompting user for password");
                    String password = readLine("Password: ");
                    sshSession.authPassword(username, password);
                    int ret = sshSession.waitFor(ClientSession.WAIT_AUTH | ClientSession.CLOSED | ClientSession.AUTHED, 0);
                    if ((ret & ClientSession.AUTHED) == 0) {
                        System.err.println("Password authentication failed");
                    } else {
                        authed = true;
                    }
                }
                if (!authed) {
                    return null;
                }

                StringBuilder sb = new StringBuilder();
                if (command != null) {
                    for (String cmd : command) {
                        if (sb.length() > 0) {
                            sb.append(' ');
                        }
                        sb.append(cmd);
                    }
                }

                ClientChannel channel;
                if (sb.length() > 0) {
                    channel = sshSession.createChannel("exec", sb.append("\n").toString());
                    channel.setIn(new ByteArrayInputStream(new byte[0]));
                } else {
                    channel = sshSession.createChannel("shell");
                    channel.setIn(new NoCloseInputStream(System.in));
                    ((ChannelShell) channel).setPtyColumns(getTermWidth());
                    ((ChannelShell) channel).setupSensibleDefaultPty();
                    ((ChannelShell) channel).setAgentForwarding(true);
                    Object ctype = session.get("LC_CTYPE");
                    if (ctype != null) {
                        ((ChannelShell) channel).setEnv("LC_CTYPE", ctype.toString());
                    }
                }
                channel.setOut(new NoCloseOutputStream(System.out));
                channel.setErr(new NoCloseOutputStream(System.err));
                channel.open();
                channel.waitFor(ClientChannel.CLOSED, 0);
            } finally {
                session.put( SessionProperties.IGNORE_INTERRUPTS, oldIgnoreInterrupts );
                sshSession.close(false);
            }
        } finally {
            client.stop();
        }

        return null;
    }
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  public SSHClient connect() throws Exception {

    Map<PtyMode, Integer> tty = SttySupport.parsePtyModes(TTY);

    //
    SshClient client = SshClient.setUpDefaultClient();
    client.start();

    //
    ClientSession session = client.connect("localhost", port).await().getSession();
    session.authPassword("root", "");

    //
    ChannelShell channel = (ChannelShell)session.createShellChannel();
    channel.setPtyModes(tty);
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                sb.append(' ');
            }
        }
        SimpleLogger.setLevel(level);

        SshClient client = null;
        Terminal terminal = null;
        try {
            client = SshClient.setUpDefaultClient();
            client.start();
            int retries = 0;
            ClientSession session = null;
            do {
                ConnectFuture future = client.connect(host, port);
                future.await();
                try {
                    session = future.getSession();
                } catch (RuntimeSshException ex) {
                    if (retries++ < retryAttempts) {
                        Thread.sleep(retryDelay * 1000);
                        System.out.println("retrying (attempt " + retries + ") ...");
                    } else {
                        throw ex;
                    }
                }
            } while (session == null);
            if (!session.authPassword(user, password).await().isSuccess()) {
                throw new Exception("Authentication failure");
            }
            ClientChannel channel;
      if (sb.length() > 0) {
         channel = session.createChannel("exec");
              channel.setIn(new ByteArrayInputStream(sb.append("\n").toString().getBytes()));
      } else {
                terminal = new TerminalFactory().getTerminal();
         channel = session.createChannel("shell");
                channel.setIn(System.in);
                ((ChannelShell) channel).setupSensibleDefaultPty();
            }
            channel.setOut(AnsiConsole.wrapOutputStream(System.out));
            channel.setErr(AnsiConsole.wrapOutputStream(System.err));
            channel.open();
            channel.waitFor(ClientChannel.CLOSED, 0);
        } catch (Throwable t) {
            if (level > 1) {
                t.printStackTrace();
            } else {
                System.err.println(t.getMessage());
            }
            System.exit(1);
        } finally {
            try {
                client.stop();
            } catch (Throwable t) { }
            try {
                if (terminal != null) {
                    terminal.restoreTerminal();
                }
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                password = readLine("Password: ");
            }
        }

        // Create the client from prototype
        SshClient client = (SshClient) container.getComponentInstance(sshClientId);
        log.debug("Created client: {}", client);
        client.start();

        try {
            ConnectFuture future = client.connect(hostname, port);
            future.await();
            session = future.getSession();
            try {
                System.out.println("Connected");

                session.authPassword(username, password);
                int ret = session.waitFor(ClientSession.WAIT_AUTH | ClientSession.CLOSED | ClientSession.AUTHED, 0);
                if ((ret & ClientSession.AUTHED) == 0) {
                    System.err.println("Authentication failed");
                    return null;
                }

                ClientChannel channel = session.createChannel("shell");
                channel.setIn(new NoCloseInputStream(System.in));
                ((ChannelShell) channel).setupSensibleDefaultPty();
                channel.setOut(new NoCloseOutputStream(System.out));
                channel.setErr(new NoCloseOutputStream(System.err));
                channel.open();
                channel.waitFor(ClientChannel.CLOSED, 0);
            } finally {
                session.close(false);
            }
        } finally {
            client.stop();
        }

        return null;
    }
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    /**
     * Executes the ssh command.
     */
    private void executSshCommand(CommandSession session, String username, String password, String hostname, String port, String cmd) throws Exception {
        // Create the client from prototype
        SshClient client = createClient();

        String agentSocket;
        if (this.session.get(SshAgent.SSH_AUTHSOCKET_ENV_NAME) != null) {
            agentSocket = this.session.get(SshAgent.SSH_AUTHSOCKET_ENV_NAME).toString();
            client.getProperties().put(SshAgent.SSH_AUTHSOCKET_ENV_NAME,agentSocket);
        }

        try {
            ConnectFuture future = client.connect(hostname, Integer.parseInt(port));
            future.await();
            sshSession = future.getSession();

            Object oldIgnoreInterrupts = this.session.get(Console.IGNORE_INTERRUPTS);
            this.session.put( Console.IGNORE_INTERRUPTS, Boolean.TRUE );

            try {
                System.out.println("Connected");

                boolean authed = false;
                /**
                if (agentSocket != null) {
                    sshSession.authAgent(username);
                    int ret = sshSession.waitFor(ClientSession.WAIT_AUTH | ClientSession.CLOSED | ClientSession.AUTHED, 0);
                    if ((ret & ClientSession.AUTHED) == 0) {
                        System.err.println("Agent authentication failed, falling back to password authentication.");
                    } else {
                        authed = true;
                    }
                }*/

                if (!authed) {
                    if (username == null) {
                        throw new FabricAuthenticationException("No username specified.");
                    }
                    log.debug("Prompting user for password");
                    String pwd = password != null ? password : ShellUtils.readLine(session, "Password: ", true);
                    sshSession.authPassword(username, pwd);
                    int ret = sshSession.waitFor(ClientSession.WAIT_AUTH | ClientSession.CLOSED | ClientSession.AUTHED, 0);
                    if ((ret & ClientSession.AUTHED) == 0) {
                        System.err.println("Password authentication failed");
                    } else {
                        authed = true;
                    }
                }
                if (!authed) {
                    throw new FabricAuthenticationException("Failed to authenticate.");
                }

                //If user is authenticated credentials to session for future use.
                ShellUtils.storeFabricCredentials(session, username, password);

                ClientChannel channel;
                if (cmd != null && cmd.length() > 0) {
                    channel = sshSession.createChannel("exec", cmd);
                    channel.setIn(new ByteArrayInputStream(new byte[0]));
                } else {
                    channel = sshSession.createChannel("shell");
                    channel.setIn(new NoCloseInputStream(System.in));
                    ((ChannelShell) channel).setPtyColumns(ShellUtils.getTermWidth(session));
                    ((ChannelShell) channel).setupSensibleDefaultPty();
                    ((ChannelShell) channel).setAgentForwarding(true);
                }
                channel.setOut(new NoCloseOutputStream(System.out));
                channel.setErr(new NoCloseOutputStream(System.err));
                channel.open();
                channel.waitFor(ClientChannel.CLOSED, 0);
            } finally {
                session.put(Console.IGNORE_INTERRUPTS, oldIgnoreInterrupts);
                sshSession.close(false);
            }
        } finally {
            client.stop();
        }
    }
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        }
    }

    protected SshClient createClient() {
        // must create a new client for each usage
        SshClient client = SshClient.setUpDefaultClient();
        client.setAgentFactory(agentFactory);
         // must start client
        client.start();
        log.trace("Created SshClient: {}", client);
        return client;
    }
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            if (username == null) {
                username = session.readLine("Login: ", null);
            }
        }

        SshClient client = sshClientFactory.create(quiet);
        log.debug("Created client: {}", client);
        client.start();

        String agentSocket = null;
        if (this.session.get(SshAgent.SSH_AUTHSOCKET_ENV_NAME) != null) {
            agentSocket = this.session.get(SshAgent.SSH_AUTHSOCKET_ENV_NAME).toString();
            client.getProperties().put(SshAgent.SSH_AUTHSOCKET_ENV_NAME,agentSocket);
        }
        client.setUserInteraction(new UserInteraction() {
            public void welcome(String banner) {
                System.out.println(banner);
            }
            public String[] interactive(String destination, String name, String instruction, String[] prompt, boolean[] echo) {
                String[] answers = new String[prompt.length];
                try {
                    for (int i = 0; i < prompt.length; i++) {
                        answers[i] = session.readLine(prompt[i] + " ", echo[i] ? null : '*');
                    }
                } catch (IOException e) {
                }
                return answers;
            }
        });

        try {
            ClientSession sshSession = client.connect(username, hostname, port).await().getSession();

            Object oldIgnoreInterrupts = this.session.get(Session.IGNORE_INTERRUPTS);

            try {

                if (password != null) {
                    sshSession.addPasswordIdentity(password);
                }
                sshSession.auth().verify();

                System.out.println("Connected");
                this.session.put( Session.IGNORE_INTERRUPTS, Boolean.TRUE );

                StringBuilder sb = new StringBuilder();
                if (command != null) {
                    for (String cmd : command) {
                        if (sb.length() > 0) {
                            sb.append(' ');
                        }
                        sb.append(cmd);
                    }
                }

                ClientChannel channel;
                if (sb.length() > 0) {
                    channel = sshSession.createChannel("exec", sb.append("\n").toString());
                    channel.setIn(new ByteArrayInputStream(new byte[0]));
                } else {
                    channel = sshSession.createChannel("shell");
                    channel.setIn(new NoCloseInputStream(System.in));
                    ((ChannelShell) channel).setPtyColumns(getTermWidth());
                    ((ChannelShell) channel).setupSensibleDefaultPty();
                    ((ChannelShell) channel).setAgentForwarding(true);
                    Object ctype = session.get("LC_CTYPE");
                    if (ctype != null) {
                        ((ChannelShell) channel).setEnv("LC_CTYPE", ctype.toString());
                    }
                }
                channel.setOut(new NoCloseOutputStream(System.out));
                channel.setErr(new NoCloseOutputStream(System.err));
                channel.open().verify();
                channel.waitFor(ClientChannel.CLOSED, 0);
            } finally {
                session.put( Session.IGNORE_INTERRUPTS, oldIgnoreInterrupts );
                sshSession.close(false);
            }
        } finally {
            client.stop();
        }

        return null;
    }
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                sb.append((char) c);
            }
            config.setCommand(sb.toString());
        }

        SshClient client = null;
        Terminal terminal = null;
        int exitStatus = 0;
        try {
            final Console console = System.console();
            client = SshClient.setUpDefaultClient();
            setupAgent(config.getUser(), config.getKeyFile(), client);
            client.setUserInteraction(new UserInteraction() {
                public void welcome(String banner) {
                    System.out.println(banner);
                }

                public String[] interactive(String destination, String name, String instruction, String[] prompt, boolean[] echo) {
                    String[] answers = new String[prompt.length];
                    try {
                        for (int i = 0; i < prompt.length; i++) {
                            if (console != null) {
                                if (echo[i]) {
                                    answers[i] = console.readLine(prompt[i] + " ");
                                } else {
                                    answers[i] = new String(console.readPassword(prompt[i] + " "));
                                }
                            }
                        }
                    } catch (IOError e) {
                    }
                    return answers;
                }
            });
            client.start();
            if (console != null) {
                console.printf("Logging in as %s\n", config.getUser());
            }
            ClientSession session = connectWithRetries(client, config);
            if (config.getPassword() != null) {
                session.addPasswordIdentity(config.getPassword());
            }
            session.auth().verify();

            ClientChannel channel;
            if (config.getCommand().length() > 0) {
                channel = session.createChannel("exec", config.getCommand() + "\n");
                channel.setIn(new ByteArrayInputStream(new byte[0]));
            } else {
                TerminalFactory.registerFlavor(TerminalFactory.Flavor.UNIX, NoInterruptUnixTerminal.class);
                terminal = TerminalFactory.create();
                channel = session.createChannel("shell");
                ConsoleInputStream in = new ConsoleInputStream(terminal.wrapInIfNeeded(System.in));
                new Thread(in).start();
                channel.setIn(in);
                ((ChannelShell) channel).setPtyColumns(terminal != null ? terminal.getWidth() : 80);
                ((ChannelShell) channel).setupSensibleDefaultPty();
                ((ChannelShell) channel).setAgentForwarding(true);
                String ctype = System.getenv("LC_CTYPE");
                if (ctype == null) {
                    ctype = Locale.getDefault().toString() + "."
                            + System.getProperty("input.encoding", Charset.defaultCharset().name());
                }
                ((ChannelShell) channel).setEnv("LC_CTYPE", ctype);
            }
            channel.setOut(AnsiConsole.wrapOutputStream(System.out));
            channel.setErr(AnsiConsole.wrapOutputStream(System.err));
            channel.open();
            channel.waitFor(ClientChannel.CLOSED, 0);
            if (channel.getExitStatus() != null) {
                exitStatus = channel.getExitStatus();
            }
        } catch (Throwable t) {
            if (config.getLevel() > SimpleLogger.WARN) {
                t.printStackTrace();
            } else {
                System.err.println(t.getMessage());
            }
            System.exit(1);
        } finally {
            try {
                client.stop();
            } catch (Throwable t) {
            }
            try {
                if (terminal != null) {
                    terminal.restore();
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