Example usage for org.apache.commons.net.bsd RCommandClient connect

Introduction

In this page you can find the example usage for org.apache.commons.net.bsd RCommandClient connect.

Prototype

public void connect(InetAddress host) throws SocketException, IOException 

Source Link

Document

Opens a Socket connected to a remote host at the current default port and originating from the current host at a system assigned port.

Usage

From source file:examples.rshell.java

public static final void main(String[] args) {
    String server, localuser, remoteuser, command;
    RCommandClient client;

    if (args.length != 4) {
        System.err.println("Usage: rshell <hostname> <localuser> <remoteuser> <command>");
        System.exit(1);//from   w ww.  ja  v  a  2  s . c o  m
        return; // so compiler can do proper flow control analysis
    }

    client = new RCommandClient();

    server = args[0];
    localuser = args[1];
    remoteuser = args[2];
    command = args[3];

    try {
        client.connect(server);
    } catch (IOException e) {
        System.err.println("Could not connect to server.");
        e.printStackTrace();
        System.exit(1);
    }

    try {
        client.rcommand(localuser, remoteuser, command);
    } catch (IOException e) {
        try {
            client.disconnect();
        } catch (IOException f) {
        }
        e.printStackTrace();
        System.err.println("Could not execute command.");
        System.exit(1);
    }

    IOUtil.readWrite(client.getInputStream(), client.getOutputStream(), System.in, System.out);

    try {
        client.disconnect();
    } catch (IOException e) {
        e.printStackTrace();
        System.exit(1);
    }

    System.exit(0);
}

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From source file:examples.unix.rshell.java

public static void main(String[] args) {
    String server, localuser, remoteuser, command;
    RCommandClient client;

    if (args.length != 4) {
        System.err.println("Usage: rshell <hostname> <localuser> <remoteuser> <command>");
        System.exit(1);// w  ww .j  a  va 2 s.  c o  m
        return; // so compiler can do proper flow control analysis
    }

    client = new RCommandClient();

    server = args[0];
    localuser = args[1];
    remoteuser = args[2];
    command = args[3];

    try {
        client.connect(server);
    } catch (IOException e) {
        System.err.println("Could not connect to server.");
        e.printStackTrace();
        System.exit(1);
    }

    try {
        client.rcommand(localuser, remoteuser, command);
    } catch (IOException e) {
        try {
            client.disconnect();
        } catch (IOException f) {
        }
        e.printStackTrace();
        System.err.println("Could not execute command.");
        System.exit(1);
    }

    IOUtil.readWrite(client.getInputStream(), client.getOutputStream(), System.in, System.out);

    try {
        client.disconnect();
    } catch (IOException e) {
        e.printStackTrace();
        System.exit(1);
    }

    System.exit(0);
}

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From source file:org.apache.commons.net.examples.unix.rshell.java

public static void main(String[] args) {
    String server, localuser, remoteuser, command;
    RCommandClient client;

    if (args.length != 4) {
        System.err.println("Usage: rshell <hostname> <localuser> <remoteuser> <command>");
        System.exit(1);//from w  w  w  .ja v a  2s .c  om
        return; // so compiler can do proper flow control analysis
    }

    client = new RCommandClient();

    server = args[0];
    localuser = args[1];
    remoteuser = args[2];
    command = args[3];

    try {
        client.connect(server);
    } catch (IOException e) {
        System.err.println("Could not connect to server.");
        e.printStackTrace();
        System.exit(1);
    }

    try {
        client.rcommand(localuser, remoteuser, command);
    } catch (IOException e) {
        try {
            client.disconnect();
        } catch (IOException f) {
            /* ignored */}
        e.printStackTrace();
        System.err.println("Could not execute command.");
        System.exit(1);
    }

    IOUtil.readWrite(client.getInputStream(), client.getOutputStream(), System.in, System.out);

    try {
        client.disconnect();
    } catch (IOException e) {
        e.printStackTrace();
        System.exit(1);
    }

    System.exit(0);
}

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From source file:org.squale.welcom.outils.rsh.Impl.JavaRshClient.java

/**
 * Retourne le resultat d'un commande Unix en rsh Attention : le buffer est limit a 1024.
 * //from   w ww.j  a  v  a2  s.c  om
 * @param cmd : Commande unix
 * @param buff : Ecrit dans l'entree standard le contenu
 * @throws IOException : Retourne le buffer rcp ou bien une erreur d'execution
 * @return resultat unix
 */
public int executecmd(final String cmd, final byte buff[]) throws IOException {
    lastReturnStream = null;
    lastErrorStream = null;

    final RCommandClient rsh = new RCommandClient();

    // Stocke ce que l'on a envoyer
    addMessage(">" + cmd + "\n");

    try {
        rsh.connect(serveur);
        rsh.rexec(loginLocal, loginDistant, cmd + "\n", true);

        // Si on a quelquechose dans le buffer
        if (buff != null) {
            CopyUtils.copy(buff, rsh.getOutputStream());
            addMessage(buff);
            rsh.getOutputStream().close();

            // Faut etre dconnecter avant de lire
            if ((rsh != null) && rsh.isConnected()) {
                rsh.disconnect();
            }
        }

        if (rsh.getInputStream() != null) {
            lastReturnStream = IOUtils.toString(rsh.getInputStream());
            addMessage(lastReturnStream);
        }

        if (rsh.getErrorStream() != null) {
            lastErrorStream = IOUtils.toString(rsh.getErrorStream());

            if (lastErrorStream.length() > 0) {
                addMessage(lastErrorStream);

                return 1;
            }
        }
    } catch (final IOException ioe) {
        addMessage(ioe.getMessage());
        throw ioe;
    } finally {
        if ((rsh != null) && rsh.isConnected()) {
            rsh.disconnect();
        }
    }

    addMessage(">OK\n");

    return 0;
}

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