Example usage for org.apache.commons.net.telnet TelnetClient addOptionHandler

Introduction

In this page you can find the example usage for org.apache.commons.net.telnet TelnetClient addOptionHandler.

Prototype

@Override
public void addOptionHandler(TelnetOptionHandler opthand) throws InvalidTelnetOptionException, IOException 

Source Link

Document

Registers a new TelnetOptionHandler for this telnet client to use.

Usage

From source file:expect4j.ExpectUtils.java

/**
 * TODO Simulate "Could not open connection to the host, on port...."
 * TODO Simulate "Connection refused"//from w  ww  .ja  v a  2 s.  c  o  m
 */
public static Expect4j telnet(String hostname, int port) throws Exception {
    // This library has trouble with EOF
    final TelnetClient client = new TelnetClient();

    TerminalTypeOptionHandler ttopt = new TerminalTypeOptionHandler("VT100", false, false, true, true);
    EchoOptionHandler echoopt = new EchoOptionHandler(true, false, true, false);
    SuppressGAOptionHandler gaopt = new SuppressGAOptionHandler(false, false, false, false);
    client.addOptionHandler(ttopt);
    client.addOptionHandler(echoopt);
    client.addOptionHandler(gaopt);

    client.connect(hostname, port);
    InputStream is = new FromNetASCIIInputStream(client.getInputStream()); // null until client connected
    OutputStream os = new ToNetASCIIOutputStream(client.getOutputStream());

    StreamPair pair = new StreamPair(is, os) {
        public void close() {
            //super.close();
            try {
                if (client != null)
                    client.disconnect();
            } catch (IOException ioe) {

            }
        }
    };

    /*
    URL url=new URL("telnet", hostname, port, "",  new thor.net.URLStreamHandler());
    final URLConnection urlConnection=url.openConnection();
    urlConnection.connect();
    if (urlConnection instanceof TelnetURLConnection) {
    ((TelnetURLConnection)urlConnection).setTelnetTerminalHandler(new SimpleTelnetTerminalHandler());
    }
    OutputStream os=urlConnection.getOutputStream();
    InputStream is=urlConnection.getInputStream();
             
    StreamPair pair = new StreamPair(is, os) {
    public void close() {
        try { ((TelnetURLConnection)urlConnection).disconnect(); }catch(Exception e) { }
    }
    };
     */
    Expect4j expect4j = new Expect4j(pair);

    return expect4j;
}

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From source file:com.kz.pipeCutter.MyTelnetClient.java

public TelnetClient getTelnetClient() {

    if (tc == null) {
        TelnetClient tc1 = new TelnetClient();

        TerminalTypeOptionHandler ttopt = new TerminalTypeOptionHandler("VT100", false, false, true, false);
        EchoOptionHandler echoopt = new EchoOptionHandler(true, false, true, false);
        SuppressGAOptionHandler gaopt = new SuppressGAOptionHandler(true, true, true, true);

        try {/* w ww.j av a2 s.  c o m*/
            tc1.addOptionHandler(ttopt);
            tc1.addOptionHandler(echoopt);
            tc1.addOptionHandler(gaopt);
        } catch (InvalidTelnetOptionException e) {
            System.err.println("Error registering option handlers: " + e.getMessage());
        }

        boolean end_loop = false;
        try {
            //tc1.setDefaultTimeout(4);
            tc1.connect(SmoothieUploader.smoothieIP, this.remotePort);
            tc1.registerNotifHandler(this);
            tc = tc1;
        } catch (IOException e) {
            System.err.println("Exception while connecting to: " + this.ipAddress + ":" + this.remotePort + "\n"
                    + e.getMessage());
        }

    }
    return tc;
}

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From source file:com.xebialabs.overthere.cifs.telnet.CifsTelnetConnection.java

@Override
public OverthereProcess startProcess(final CmdLine cmd) {
    checkNotNull(cmd, "Cannot execute null command line");
    checkArgument(cmd.getArguments().size() > 0, "Cannot execute empty command line");

    final String obfuscatedCmd = cmd.toCommandLine(os, true);
    logger.info("Starting command [{}] on [{}]", obfuscatedCmd, this);

    try {/*  w w w  .j a va  2  s .  c o m*/
        final TelnetClient tc = new TelnetClient();
        tc.setConnectTimeout(connectionTimeoutMillis);
        tc.addOptionHandler(new WindowSizeOptionHandler(299, 25, true, false, true, false));
        logger.info("Connecting to telnet://{}@{}", username, address);
        tc.connect(address, port);
        final InputStream stdout = tc.getInputStream();
        final OutputStream stdin = tc.getOutputStream();
        final PipedInputStream callersStdout = new PipedInputStream();
        final PipedOutputStream toCallersStdout = new PipedOutputStream(callersStdout);
        final ByteArrayOutputStream outputBuf = new ByteArrayOutputStream();
        final int[] exitValue = new int[1];
        exitValue[0] = -1;

        final Thread outputReaderThread = new Thread("Telnet output reader") {
            @Override
            public void run() {
                try {
                    receive(stdout, outputBuf, toCallersStdout, "ogin:");
                    send(stdin, username);

                    receive(stdout, outputBuf, toCallersStdout, "assword:");
                    send(stdin, password);

                    receive(stdout, outputBuf, toCallersStdout, ">", "ogon failure");
                    send(stdin, "PROMPT " + DETECTABLE_WINDOWS_PROMPT);
                    // We must wait for the prompt twice; the first time is an echo of the PROMPT command,
                    // the second is the actual prompt
                    receive(stdout, outputBuf, toCallersStdout, DETECTABLE_WINDOWS_PROMPT);
                    receive(stdout, outputBuf, toCallersStdout, DETECTABLE_WINDOWS_PROMPT);

                    if (workingDirectory != null) {
                        send(stdin, "CD /D " + workingDirectory.getPath());
                        receive(stdout, outputBuf, toCallersStdout, DETECTABLE_WINDOWS_PROMPT);
                    }

                    send(stdin, cmd.toCommandLine(getHostOperatingSystem(), false));

                    receive(stdout, outputBuf, toCallersStdout, DETECTABLE_WINDOWS_PROMPT);

                    send(stdin, "ECHO \"" + ERRORLEVEL_PREAMBLE + "%errorlevel%" + ERRORLEVEL_POSTAMBLE);
                    receive(stdout, outputBuf, toCallersStdout, ERRORLEVEL_POSTAMBLE);
                    receive(stdout, outputBuf, toCallersStdout, ERRORLEVEL_POSTAMBLE);
                    String outputBufStr = outputBuf.toString();
                    int preamblePos = outputBufStr.indexOf(ERRORLEVEL_PREAMBLE);
                    int postamblePos = outputBufStr.indexOf(ERRORLEVEL_POSTAMBLE);
                    if (preamblePos >= 0 && postamblePos >= 0) {
                        String errorlevelString = outputBufStr
                                .substring(preamblePos + ERRORLEVEL_PREAMBLE.length(), postamblePos);
                        logger.debug("Errorlevel string found: {}", errorlevelString);

                        try {
                            synchronized (exitValue) {
                                exitValue[0] = Integer.parseInt(errorlevelString);
                            }
                        } catch (NumberFormatException exc) {
                            logger.error("Cannot parse errorlevel in Windows output: " + outputBuf);
                        }
                    } else {
                        logger.error("Cannot find errorlevel in Windows output: " + outputBuf);
                    }
                } catch (IOException exc) {
                    throw new RuntimeIOException(format("Cannot start command [%s] on [%s]", obfuscatedCmd,
                            CifsTelnetConnection.this), exc);
                } finally {
                    closeQuietly(toCallersStdout);
                }
            }
        };
        outputReaderThread.setDaemon(true);
        outputReaderThread.start();

        return new OverthereProcess() {
            @Override
            public synchronized OutputStream getStdin() {
                return stdin;
            }

            @Override
            public synchronized InputStream getStdout() {
                return callersStdout;
            }

            @Override
            public synchronized InputStream getStderr() {
                return new ByteArrayInputStream(new byte[0]);
            }

            @Override
            public synchronized int waitFor() {
                if (!tc.isConnected()) {
                    return exitValue[0];
                }

                try {
                    try {
                        outputReaderThread.join();
                    } finally {
                        disconnect();
                    }
                    return exitValue[0];
                } catch (InterruptedException exc) {
                    throw new RuntimeIOException(format("Cannot start command [%s] on [%s]", obfuscatedCmd,
                            CifsTelnetConnection.this), exc);
                }
            }

            @Override
            public synchronized void destroy() {
                if (!tc.isConnected()) {
                    return;
                }

                disconnect();
            }

            private synchronized void disconnect() {
                try {
                    tc.disconnect();
                    logger.info("Disconnected from {}", CifsTelnetConnection.this);

                    closeQuietly(toCallersStdout);
                } catch (IOException exc) {
                    throw new RuntimeIOException(format("Cannot disconnect from %s", CifsTelnetConnection.this),
                            exc);
                }
            }

            @Override
            public synchronized int exitValue() {
                if (tc.isConnected()) {
                    throw new IllegalThreadStateException(
                            format("Process for command [%s] on %s is still running", obfuscatedCmd,
                                    CifsTelnetConnection.this));
                }

                synchronized (exitValue) {
                    return exitValue[0];
                }
            }
        };
    } catch (InvalidTelnetOptionException exc) {
        throw new RuntimeIOException(
                "Cannot execute command " + cmd + " at telnet://" + username + "@" + address, exc);
    } catch (IOException exc) {
        throw new RuntimeIOException(
                "Cannot execute command " + cmd + " at telnet://" + username + "@" + address, exc);
    }
}

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From source file:com.xebialabs.overthere.telnet.TelnetConnection.java

@Override
public OverthereProcess startProcess(final CmdLine cmd) {
    checkNotNull(cmd, "Cannot execute null command line");
    checkArgument(cmd.getArguments().size() > 0, "Cannot execute empty command line");

    final String obfuscatedCmd = cmd.toCommandLine(os, true);
    logger.info("Starting command [{}] on [{}]", obfuscatedCmd, this);

    try {//from  ww w.  j a  v a 2s  . c o m
        final TelnetClient tc = new TelnetClient();
        tc.setSocketFactory(mapper.socketFactory());
        tc.setConnectTimeout(connectionTimeoutMillis);
        tc.addOptionHandler(new WindowSizeOptionHandler(299, 25, true, false, true, false));
        logger.info("Connecting to telnet://{}@{}", username, address);
        tc.connect(address, port);
        tc.setSoTimeout(socketTimeoutMillis);
        final InputStream stdout = tc.getInputStream();
        final OutputStream stdin = tc.getOutputStream();
        final PipedInputStream callersStdout = new PipedInputStream();
        final PipedOutputStream toCallersStdout = new PipedOutputStream(callersStdout);
        final ByteArrayOutputStream outputBuf = new ByteArrayOutputStream();
        final int[] exitValue = new int[1];
        exitValue[0] = -1;

        final Thread outputReaderThread = new Thread("Telnet output reader") {
            @Override
            public void run() {
                try {
                    receive(stdout, outputBuf, toCallersStdout, "ogin:");
                    send(stdin, username);

                    receive(stdout, outputBuf, toCallersStdout, "assword:");
                    send(stdin, password);

                    receive(stdout, outputBuf, toCallersStdout, ">", "ogon failure");
                    send(stdin, "PROMPT " + DETECTABLE_WINDOWS_PROMPT);
                    // We must wait for the prompt twice; the first time is an echo of the PROMPT command,
                    // the second is the actual prompt
                    receive(stdout, outputBuf, toCallersStdout, DETECTABLE_WINDOWS_PROMPT);
                    receive(stdout, outputBuf, toCallersStdout, DETECTABLE_WINDOWS_PROMPT);

                    if (workingDirectory != null) {
                        send(stdin, "CD /D " + workingDirectory.getPath());
                        receive(stdout, outputBuf, toCallersStdout, DETECTABLE_WINDOWS_PROMPT);
                    }

                    send(stdin, cmd.toCommandLine(os, false));

                    receive(stdout, outputBuf, toCallersStdout, DETECTABLE_WINDOWS_PROMPT);

                    send(stdin, "ECHO \"" + ERRORLEVEL_PREAMBLE + "%errorlevel%" + ERRORLEVEL_POSTAMBLE);
                    receive(stdout, outputBuf, toCallersStdout, ERRORLEVEL_POSTAMBLE);
                    receive(stdout, outputBuf, toCallersStdout, ERRORLEVEL_POSTAMBLE);
                    String outputBufStr = outputBuf.toString();
                    int preamblePos = outputBufStr.indexOf(ERRORLEVEL_PREAMBLE);
                    int postamblePos = outputBufStr.indexOf(ERRORLEVEL_POSTAMBLE);
                    if (preamblePos >= 0 && postamblePos >= 0) {
                        String errorlevelString = outputBufStr
                                .substring(preamblePos + ERRORLEVEL_PREAMBLE.length(), postamblePos);
                        logger.debug("Errorlevel string found: {}", errorlevelString);

                        try {
                            synchronized (exitValue) {
                                exitValue[0] = Integer.parseInt(errorlevelString);
                            }
                        } catch (NumberFormatException exc) {
                            logger.error("Cannot parse errorlevel in Windows output: " + outputBuf);
                        }
                    } else {
                        logger.error("Cannot find errorlevel in Windows output: " + outputBuf);
                    }
                } catch (IOException exc) {
                    throw new RuntimeIOException(
                            format("Cannot start command [%s] on [%s]", obfuscatedCmd, TelnetConnection.this),
                            exc);
                } finally {
                    closeQuietly(toCallersStdout);
                }
            }
        };
        outputReaderThread.setDaemon(true);
        outputReaderThread.start();

        return new OverthereProcess() {
            @Override
            public synchronized OutputStream getStdin() {
                return stdin;
            }

            @Override
            public synchronized InputStream getStdout() {
                return callersStdout;
            }

            @Override
            public synchronized InputStream getStderr() {
                return new ByteArrayInputStream(new byte[0]);
            }

            @Override
            public synchronized int waitFor() {
                if (!tc.isConnected()) {
                    return exitValue[0];
                }

                try {
                    try {
                        outputReaderThread.join();
                    } finally {
                        disconnect();
                    }
                    return exitValue[0];
                } catch (InterruptedException exc) {
                    throw new RuntimeIOException(
                            format("Cannot start command [%s] on [%s]", obfuscatedCmd, TelnetConnection.this),
                            exc);
                }
            }

            @Override
            public synchronized void destroy() {
                if (!tc.isConnected()) {
                    return;
                }

                disconnect();
            }

            private synchronized void disconnect() {
                try {
                    tc.disconnect();
                    logger.info("Disconnected from {}", TelnetConnection.this);

                    closeQuietly(toCallersStdout);
                } catch (IOException exc) {
                    throw new RuntimeIOException(format("Cannot disconnect from %s", TelnetConnection.this),
                            exc);
                }
            }

            @Override
            public synchronized int exitValue() {
                if (tc.isConnected()) {
                    throw new IllegalThreadStateException(
                            format("Process for command [%s] on %s is still running", obfuscatedCmd,
                                    TelnetConnection.this));
                }

                synchronized (exitValue) {
                    return exitValue[0];
                }
            }
        };
    } catch (InvalidTelnetOptionException exc) {
        throw new RuntimeIOException(
                "Cannot execute command " + cmd + " at telnet://" + username + "@" + address, exc);
    } catch (IOException exc) {
        throw new RuntimeIOException(
                "Cannot execute command " + cmd + " at telnet://" + username + "@" + address, exc);
    }
}

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From source file:org.mule.transport.telnet.TelnetClientWrapper.java

public TelnetClientWrapper(String host, int port, TelnetMessageDispatcher dispatcher, int waitTime)
        throws IOException {

    TelnetClient client = new TelnetClient();

    TelnetOptionHandler handler = new EchoOptionHandler(true, true, true, true);
    try {/*from w  w  w  .  ja  v a2  s.  c o m*/
        client.addOptionHandler(handler);
    } catch (InvalidTelnetOptionException e) {
        dispatcher.exceptionThrown(e);
    }
    //TODO enable LINEMODE

    client.connect(host, port);

    if (!client.isConnected()) {
        throw new ConnectException("cannot connect : " + host + ":" + port);
    }

    setWaitTime(waitTime);
    this.responseTimeout = dispatcher.getEndpoint().getResponseTimeout();

    this.client = client;
    this.dispatcher = dispatcher;
    this.encoding = dispatcher.getEndpoint().getEncoding();
    exitStatusCommand = dispatcher.getConnector().getExitStatusCommand();

    reader = new BufferedInputStream(client.getInputStream(), 1024);

    writer = new BufferedOutputStream(client.getOutputStream(), 1024);
    client.setSoTimeout(responseTimeout + waitTime);
    client.setReaderThread(true);

    if (logger.isTraceEnabled())
        logger.trace(BeanUtils.describe(this));
}

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