76 lines
3.1 KiB
Java
76 lines
3.1 KiB
Java
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/*
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* Copyright(c) 2010 Red Hat Middleware, LLC,
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* and individual contributors as indicated by the @authors tag.
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* See the copyright.txt in the distribution for a
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* full listing of individual contributors.
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public
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* License along with this library in the file COPYING.LIB;
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* if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA
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*
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* @author Jean-Frederic Clere
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* @version $Revision: 420067 $, $Date: 2006-07-08 09:16:58 +0200 (sub, 08 srp 2006) $
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*/
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import java.net.MulticastSocket;
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import java.net.InetAddress;
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import java.net.InetSocketAddress;
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import java.net.DatagramPacket;
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public class Advertise
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{
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/*
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* Client to test Advertize... Run it on node boxes to test for firewall.
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*/
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public static void main(String[] args) throws Exception
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{
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if (args.length != 2 && args.length != 3) {
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System.out.println("Usage: Advertize multicastaddress port [bindaddress]");
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System.out.println("java Advertize 224.0.1.105 23364");
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System.out.println("or");
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System.out.println("java Advertize 224.0.1.105 23364 10.33.144.3");
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System.out.println("receive from 224.0.1.105:23364");
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System.exit(1);
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}
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InetAddress group = InetAddress.getByName(args[0]);
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int port = Integer.parseInt(args[1]);
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InetAddress socketInterface = null;
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if (args.length == 3)
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socketInterface = InetAddress.getByName(args[2]);
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MulticastSocket s = null;
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String value = System.getProperty("os.name");
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if ((value != null) && (value.toLowerCase().startsWith("linux") || value.toLowerCase().startsWith("mac") || value.toLowerCase().startsWith("hp"))) {
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System.out.println("Linux like OS");
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s = new MulticastSocket(new InetSocketAddress(group, port));
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} else
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s = new MulticastSocket(port);
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s.setTimeToLive(0);
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if (socketInterface != null) {
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s.setInterface(socketInterface);
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}
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s.joinGroup(group);
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boolean ok = true;
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System.out.println("ready waiting...");
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while (ok) {
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byte[] buf = new byte[1000];
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DatagramPacket recv = new DatagramPacket(buf, buf.length);
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s.receive(recv);
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String data = new String(buf);
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System.out.println("received: " + data);
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System.out.println("received from " + recv.getSocketAddress());
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}
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s.leaveGroup(group);
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}
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}
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