1 /*
   2  * Copyright (c) 2003, 2015, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.
   8  *
   9  * This code is distributed in the hope that it will be useful, but WITHOUT
  10  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  11  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  12  * version 2 for more details (a copy is included in the LICENSE file that
  13  * accompanied this code).
  14  *
  15  * You should have received a copy of the GNU General Public License version
  16  * 2 along with this work; if not, write to the Free Software Foundation,
  17  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  18  *
  19  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  20  * or visit www.oracle.com if you need additional information or have any
  21  * questions.
  22  */
  23 
  24 /*
  25  * @test
  26  * @bug 4901808 7183800
  27  * @summary Check that RMI connection ids include client host name
  28  * @author Eamonn McManus
  29  * @modules java.management
  30  * @run clean RMIConnectionIdTest
  31  * @run build RMIConnectionIdTest
  32  * @run main RMIConnectionIdTest
  33  */
  34 
  35 import java.net.*;
  36 import javax.management.*;
  37 import javax.management.remote.*;
  38 
  39 public class RMIConnectionIdTest {
  40     public static void main(String[] args) throws Exception {
  41         System.out.println("Testing that RMI connection id includes " +
  42                            "client host name");
  43         MBeanServer mbs = MBeanServerFactory.createMBeanServer();
  44         JMXServiceURL url = new JMXServiceURL("rmi", null, 0);
  45         JMXConnectorServer cs =
  46             JMXConnectorServerFactory.newJMXConnectorServer(url, null, mbs);
  47         cs.start();
  48         JMXServiceURL addr = cs.getAddress();
  49         JMXConnector cc = JMXConnectorFactory.connect(addr);
  50         String connectionId = cc.getConnectionId();
  51         System.out.println("Got connection id: " + connectionId);
  52         if (!connectionId.startsWith("rmi://")) {
  53             System.out.println("TEST FAILED: does not begin with \"rmi://\"");
  54             System.exit(1);
  55         }
  56         String rest = connectionId.substring("rmi://".length());
  57         int spaceIndex = rest.indexOf(' ');
  58         if (spaceIndex < 0) {
  59             System.out.println("TEST FAILED: no space");
  60             System.exit(1);
  61         }
  62         String clientAddr = rest.substring(0, spaceIndex);
  63         InetAddress clientInetAddr = InetAddress.getByName(clientAddr);
  64         InetAddress localAddr = clientInetAddr.isLoopbackAddress() ? InetAddress.getLoopbackAddress() : InetAddress.getLocalHost();
  65         System.out.println("InetAddresses: local=" + localAddr + "; " +
  66                            "connectionId=" + clientInetAddr);
  67         if (!localAddr.equals(clientInetAddr)) {
  68             System.out.println("TEST FAILS: addresses differ");
  69             System.exit(1);
  70         }
  71         cc.close();
  72         cs.stop();
  73         System.out.println("Test passed");
  74     }
  75 }