1 /*
   2  * Copyright (c) 2003, 2012, 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 4924226
  26  * @summary PIT: Can no launch jnlp application via 127.0.0.1 address on the web server
  27  * @library ../../../sun/net/www/httptest/
  28  * @build ClosedChannelList TestHttpServer HttpTransaction HttpCallback
  29  * @compile LoopbackAddresses.java
  30  * @run main/othervm LoopbackAddresses
  31  */
  32 
  33 import java.net.*;
  34 import java.io.*;
  35 
  36 /**
  37  * Our default proxy selector should bypass localhost and loopback
  38  * addresses when selecting proxies. This is the existing behaviour.
  39  */
  40 
  41 public class LoopbackAddresses implements HttpCallback {
  42     static TestHttpServer server;
  43 
  44     public void request (HttpTransaction req) {
  45         req.setResponseEntityBody ("Hello .");
  46         try {
  47             req.sendResponse (200, "Ok");
  48             req.orderlyClose();
  49         } catch (IOException e) {
  50         }
  51     }
  52 
  53     public static void main(String[] args) {
  54         try {
  55             server = new TestHttpServer (new LoopbackAddresses(), 1, 10, 0);
  56             ProxyServer pserver = new ProxyServer(InetAddress.getByName("localhost"), server.getLocalPort());
  57             // start proxy server
  58             new Thread(pserver).start();
  59 
  60             System.setProperty("http.proxyHost", "localhost");
  61             System.setProperty("http.proxyPort", pserver.getPort()+"");
  62 
  63             URL url = new URL("http://localhost:"+server.getLocalPort());
  64 
  65             try {
  66                 HttpURLConnection urlc = (HttpURLConnection)url.openConnection ();
  67                 int respCode = urlc.getResponseCode();
  68                 urlc.disconnect();
  69             } catch (IOException ioex) {
  70                 throw new RuntimeException("direct connection should succeed :"+ioex.getMessage());
  71             }
  72 
  73             try {
  74                 url = new URL("http://127.0.0.1:"+server.getLocalPort());
  75                 HttpURLConnection urlc = (HttpURLConnection)url.openConnection ();
  76                 int respCode = urlc.getResponseCode();
  77                 urlc.disconnect();
  78             } catch (IOException ioex) {
  79                 throw new RuntimeException("direct connection should succeed :"+ioex.getMessage());
  80             }
  81         } catch (Exception e) {
  82             throw new RuntimeException(e);
  83         } finally {
  84             if (server != null) {
  85                 server.terminate();
  86             }
  87         }
  88 
  89     }
  90 
  91     private static class ProxyServer extends Thread {
  92         private static ServerSocket ss = null;
  93 
  94         // client requesting for a tunnel
  95         private Socket clientSocket = null;
  96 
  97         /*
  98          * Origin server's address and port that the client
  99          * wants to establish the tunnel for communication.  */
 100         private InetAddress serverInetAddr;
 101         private int     serverPort;
 102 
 103         public ProxyServer(InetAddress server, int port) throws IOException {
 104             serverInetAddr = server;
 105             serverPort = port;
 106             ss = new ServerSocket(0);
 107         }
 108 
 109         public void run() {
 110             try {
 111                 clientSocket = ss.accept();
 112                 throw new RuntimeException("loopback addresses shouldn't go through the proxy "+clientSocket);
 113 
 114             } catch (IOException e) {
 115                 System.out.println("Proxy Failed: " + e);
 116                 e.printStackTrace();
 117             } finally {
 118                 try {
 119                     ss.close();
 120                 }
 121                 catch (IOException excep) {
 122                     System.out.println("ProxyServer close error: " + excep);
 123                     excep.printStackTrace();
 124                 }
 125             }
 126         }
 127 
 128         /**
 129 ***************************************************************
 130 *                       helper methods follow
 131 ***************************************************************
 132 */
 133         public int getPort() {
 134             return ss.getLocalPort();
 135         }
 136     }
 137 }