1 /*
   2  * Copyright (c) 2018, 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 /* @test
  25  * @bug 8195160
  26  * @summary Test the java.net.socket.GetLocalAddress method
  27  * @requires (os.family == "linux")
  28  * @library .. /test/lib
  29  * @build RsocketTest
  30  * @run main/othervm -Djava.net.preferIPv4Stack=true GetLocalAddress
  31  */
  32 
  33 import java.net.InetAddress;
  34 import java.net.InetSocketAddress;
  35 import java.net.ServerSocket;
  36 import java.net.Socket;
  37 import jdk.net.Sockets;
  38 
  39 public class GetLocalAddress implements Runnable {
  40     static Socket s;
  41     static ServerSocket ss;
  42     static InetAddress addr;
  43     static int port;
  44 
  45     public static void main(String args[]) throws Exception {
  46         if (!RsocketTest.isRsocketAvailable())
  47             return;
  48 
  49         testBindNull();
  50 
  51         boolean error = true;
  52         int value = 0;
  53         addr = InetAddress.getLocalHost();
  54 
  55         ss = Sockets.openRdmaServerSocket();
  56         s = Sockets.openRdmaSocket();
  57         addr = InetAddress.getLocalHost();
  58         ss.bind(new InetSocketAddress(addr, 0));
  59 
  60         port = ss.getLocalPort();
  61 
  62         Thread t = new Thread(new GetLocalAddress());
  63         t.start();
  64 
  65         Socket soc = ss.accept();
  66 
  67         if(addr.equals(soc.getLocalAddress())) {
  68             error = false;
  69         }
  70         if (error)
  71             throw new RuntimeException("Socket.GetLocalAddress failed.");
  72         soc.close();
  73     }
  74 
  75     public void run() {
  76         try {
  77             s.connect(new InetSocketAddress(addr, port));
  78         } catch (Exception e) {
  79             e.printStackTrace();
  80             throw new RuntimeException("Socket.GetLocalAddress failed.");
  81         }
  82     }
  83 
  84     static void testBindNull() throws Exception {
  85         try {
  86             Socket soc = Sockets.openRdmaSocket();
  87             soc.bind(null);
  88             if (!soc.isBound())
  89                 throw new RuntimeException(
  90                     "should be bound after bind(null)");
  91             if (soc.getLocalPort() <= 0)
  92                 throw new RuntimeException(
  93                    "bind(null) failed, local port: " + soc.getLocalPort());
  94             if (soc.getLocalAddress() == null)
  95                  throw new RuntimeException(
  96                    "bind(null) failed, local address is null");
  97         } catch (Exception e) {
  98             e.printStackTrace();
  99             throw new RuntimeException("Socket.GetLocalAddress failed.");
 100         }
 101     }
 102 }