Examples with Connection org.openmuc.j62056.Connection used on opensource projects

Example 31 with Connection

use of org.openmuc.j62056.Connection in project intellij-community by JetBrains.

the class StdoutAndStderr method main.

public static void main(String[] args) {
    String hostname = "127.0.0.1";
    String username = "joe";
    String password = "joespass";
    try {
        /* Create a connection instance */
        Connection conn = new Connection(hostname);
        /* Now connect */
        conn.connect();
        /* Authenticate */
        boolean isAuthenticated = conn.authenticateWithPassword(username, password);
        if (isAuthenticated == false)
            throw new IOException("Authentication failed.");
        /* Create a session */
        Session sess = conn.openSession();
        sess.execCommand("echo \"Text on STDOUT\"; echo \"Text on STDERR\" >&2");
        InputStream stdout = new StreamGobbler(sess.getStdout());
        InputStream stderr = new StreamGobbler(sess.getStderr());
        BufferedReader stdoutReader = new BufferedReader(new InputStreamReader(stdout));
        BufferedReader stderrReader = new BufferedReader(new InputStreamReader(stderr));
        System.out.println("Here is the output from stdout:");
        while (true) {
            String line = stdoutReader.readLine();
            if (line == null)
                break;
            System.out.println(line);
        }
        System.out.println("Here is the output from stderr:");
        while (true) {
            String line = stderrReader.readLine();
            if (line == null)
                break;
            System.out.println(line);
        }
        /* Close this session */
        sess.close();
        /* Close the connection */
        conn.close();
    } catch (IOException e) {
        e.printStackTrace(System.err);
        System.exit(2);
    }
}

Example 32 with Connection

use of org.openmuc.j62056.Connection in project openhab1-addons by openhab.

the class Meter method read.

/**
     * Reads data from meter
     * 
     * @return a map of DataSet objects with the obis as key.
     */
public Map<String, DataSet> read() {
    // the frequently executed code (polling) goes here ...
    Map<String, DataSet> dataSetMap = new HashMap<String, DataSet>();
    Connection connection = new Connection(config.getSerialPort(), config.getInitMessage(), config.getEchoHandling(), config.getBaudRateChangeDelay());
    try {
        try {
            connection.open();
        } catch (IOException e) {
            logger.error("Failed to open serial port {}: {}", config.getSerialPort(), e.getMessage());
            return dataSetMap;
        }
        List<DataSet> dataSets = null;
        try {
            dataSets = connection.read();
            for (DataSet dataSet : dataSets) {
                logger.debug("DataSet: {};{};{}", dataSet.getId(), dataSet.getValue(), dataSet.getUnit());
                dataSetMap.put(dataSet.getId(), dataSet);
            }
        } catch (IOException e) {
            logger.error("IOException while trying to read: {}", e.getMessage());
        } catch (TimeoutException e) {
            logger.error("Read attempt timed out");
        }
    } finally {
        connection.close();
    }
    return dataSetMap;
}

Example 33 with Connection

use of org.openmuc.j62056.Connection in project cachecloud by sohutv.

the class SSHTemplate method getConnection.

/**
     * 获取连接并校验
     * @param ip
     * @param port
     * @param username
     * @param password
     * @return Connection
     * @throws Exception
     */
private Connection getConnection(String ip, int port, String username, String password) throws Exception {
    Connection conn = new Connection(ip, port);
    conn.connect(null, CONNCET_TIMEOUT, CONNCET_TIMEOUT);
    boolean isAuthenticated = conn.authenticateWithPassword(username, password);
    if (isAuthenticated == false) {
        throw new Exception("SSH authentication failed with [ userName: " + username + ", password: " + password + "]");
    }
    return conn;
}

Example 34 with Connection

use of org.openmuc.j62056.Connection in project CloudStack-archive by CloudStack-extras.

the class SshTest method main.

public static void main(String[] args) {
    // Parameters
    List<String> argsList = Arrays.asList(args);
    Iterator<String> iter = argsList.iterator();
    while (iter.hasNext()) {
        String arg = iter.next();
        if (arg.equals("-h")) {
            host = iter.next();
        }
        if (arg.equals("-p")) {
            password = iter.next();
        }
        if (arg.equals("-u")) {
            url = iter.next();
        }
    }
    if (host == null || host.equals("")) {
        s_logger.info("Did not receive a host back from test, ignoring ssh test");
        System.exit(2);
    }
    if (password == null) {
        s_logger.info("Did not receive a password back from test, ignoring ssh test");
        System.exit(2);
    }
    try {
        s_logger.info("Attempting to SSH into host " + host);
        Connection conn = new Connection(host);
        conn.connect(null, 60000, 60000);
        s_logger.info("User + ssHed successfully into host " + host);
        boolean isAuthenticated = conn.authenticateWithPassword("root", password);
        if (isAuthenticated == false) {
            s_logger.info("Authentication failed for root with password" + password);
            System.exit(2);
        }
        String linuxCommand = "wget " + url;
        Session sess = conn.openSession();
        sess.execCommand(linuxCommand);
        sess.close();
        conn.close();
    } catch (Exception e) {
        s_logger.error("SSH test fail with error", e);
        System.exit(2);
    }
}

Example 35 with Connection

use of org.openmuc.j62056.Connection in project CloudStack-archive by CloudStack-extras.

the class guestNetwork method run.

public void run() {
    NDC.push("Following thread has started" + Thread.currentThread().getName());
    int retry = 0;
    //Start copying files between machines in the network
    s_logger.info("The size of the array is " + this.virtualMachines.size());
    while (true) {
        try {
            if (retry > 0) {
                s_logger.info("Retry attempt : " + retry + " ...sleeping 120 seconds before next attempt");
                Thread.sleep(120000);
            }
            for (VirtualMachine vm : this.virtualMachines) {
                s_logger.info("Attempting to SSH into linux host " + this.publicIp + " with retry attempt: " + retry);
                Connection conn = new Connection(this.publicIp);
                conn.connect(null, 600000, 600000);
                s_logger.info("SSHed successfully into linux host " + this.publicIp);
                boolean isAuthenticated = conn.authenticateWithPassword("root", "password");
                if (isAuthenticated == false) {
                    s_logger.info("Authentication failed");
                }
                //execute copy command
                Session sess = conn.openSession();
                String fileName;
                Random ran = new Random();
                fileName = Math.abs(ran.nextInt()) + "-file";
                String copyCommand = new String("./scpScript " + vm.getPrivateIp() + " " + fileName);
                s_logger.info("Executing " + copyCommand);
                sess.execCommand(copyCommand);
                Thread.sleep(120000);
                sess.close();
                //execute wget command
                sess = conn.openSession();
                String downloadCommand = new String("wget http://172.16.0.220/scripts/checkDiskSpace.sh; chmod +x *sh; ./checkDiskSpace.sh; rm -rf checkDiskSpace.sh");
                s_logger.info("Executing " + downloadCommand);
                sess.execCommand(downloadCommand);
                Thread.sleep(120000);
                sess.close();
                //close the connection
                conn.close();
            }
        } catch (Exception ex) {
            s_logger.error(ex);
            retry++;
            if (retry == retryNum) {
                s_logger.info("Performance Guest Network test failed with error " + ex.getMessage());
            }
        }
    }
}