J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2006 Sun Microsystems, Inc. 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 Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| 20 | * CA 95054 USA or visit www.sun.com if you need additional information or |
| 21 | * have any questions. |
| 22 | */ |
| 23 | |
| 24 | /* |
| 25 | * @test |
| 26 | * @bug 6498566 |
| 27 | * @run main/othervm ProxyFromCache |
| 28 | * @summary URL.openConnection(Proxy.NO_PROXY) may connect through a proxy. |
| 29 | */ |
| 30 | |
| 31 | import java.net.*; |
| 32 | import java.io.*; |
| 33 | import sun.net.www.MessageHeader; |
| 34 | |
| 35 | /* Creates a simple proxy and http server that just return 200 OK. |
| 36 | * Open a URL pointing to the http server and specify that the |
| 37 | * connection should use the proxy. Now make a second connection |
| 38 | * to the same URL, specifying that no proxy is to be used. |
| 39 | * We count the amount of requests being sent to each server. There |
| 40 | * should be only one request sent to each. |
| 41 | */ |
| 42 | |
| 43 | public class ProxyFromCache |
| 44 | { |
| 45 | public static void main(String[] args) { |
| 46 | ServerSocket proxySSocket, httpSSocket; |
| 47 | int proxyPort, httpPort; |
| 48 | |
| 49 | try { |
| 50 | proxySSocket = new ServerSocket(0); |
| 51 | proxyPort = proxySSocket.getLocalPort(); |
| 52 | httpSSocket = new ServerSocket(0); |
| 53 | httpPort = httpSSocket.getLocalPort(); |
| 54 | } catch (Exception e) { |
| 55 | System.out.println ("Exception: " + e); |
| 56 | return; |
| 57 | } |
| 58 | |
| 59 | SimpleServer proxyServer = new SimpleServer(proxySSocket); |
| 60 | proxyServer.start(); |
| 61 | SimpleServer httpServer = new SimpleServer(httpSSocket); |
| 62 | httpServer.start(); |
| 63 | |
| 64 | InetSocketAddress addr = new InetSocketAddress("localhost", proxyPort); |
| 65 | Proxy proxy = new Proxy(Proxy.Type.HTTP, addr); |
| 66 | |
| 67 | try { |
| 68 | String urlStr = "http://localhost:" + httpPort + "/"; |
| 69 | URL url = new URL(urlStr); |
| 70 | |
| 71 | // 1st connection. |
| 72 | HttpURLConnection uc = (HttpURLConnection) url.openConnection(proxy); |
| 73 | InputStream is = uc.getInputStream(); |
| 74 | |
| 75 | byte[] ba = new byte[1024]; |
| 76 | while(is.read(ba) != -1); |
| 77 | is.close(); |
| 78 | |
| 79 | // 2nd connection. |
| 80 | uc = (HttpURLConnection) url.openConnection(Proxy.NO_PROXY); |
| 81 | is = uc.getInputStream(); |
| 82 | |
| 83 | while(is.read(ba) != -1); |
| 84 | is.close(); |
| 85 | |
| 86 | try { |
| 87 | proxySSocket.close(); |
| 88 | httpSSocket.close(); |
| 89 | } catch (IOException e) {} |
| 90 | |
| 91 | proxyServer.terminate(); |
| 92 | httpServer.terminate(); |
| 93 | |
| 94 | int httpCount = httpServer.getConnectionCount(); |
| 95 | int proxyCount = proxyServer.getConnectionCount(); |
| 96 | |
| 97 | if (proxyCount != 1 && httpCount != 1) { |
| 98 | System.out.println("Proxy = " + proxyCount + ", http = " + httpCount); |
| 99 | throw new RuntimeException("Failed: Proxy being sent " + proxyCount + " requests"); |
| 100 | } |
| 101 | } catch (IOException e) { |
| 102 | throw new RuntimeException(e); |
| 103 | } |
| 104 | } |
| 105 | } |
| 106 | |
| 107 | class SimpleServer extends Thread |
| 108 | { |
| 109 | private ServerSocket ss; |
| 110 | private Socket sock; |
| 111 | private int connectionCount; |
| 112 | |
| 113 | String replyOK = "HTTP/1.1 200 OK\r\n" + |
| 114 | "Content-Length: 0\r\n\r\n"; |
| 115 | |
| 116 | public SimpleServer(ServerSocket ss) { |
| 117 | this.ss = ss; |
| 118 | } |
| 119 | |
| 120 | public void run() { |
| 121 | try { |
| 122 | sock = ss.accept(); |
| 123 | connectionCount++; |
| 124 | InputStream is = sock.getInputStream(); |
| 125 | OutputStream os = sock.getOutputStream(); |
| 126 | |
| 127 | MessageHeader headers = new MessageHeader (is); |
| 128 | os.write(replyOK.getBytes("UTF-8")); |
| 129 | |
| 130 | headers = new MessageHeader (is); |
| 131 | // If we get here then we received a second request. |
| 132 | connectionCount++; |
| 133 | os.write(replyOK.getBytes("UTF-8")); |
| 134 | |
| 135 | sock.close(); |
| 136 | } catch (Exception e) { |
| 137 | //e.printStackTrace(); |
| 138 | if (sock != null && !sock.isClosed()) { |
| 139 | try { sock.close(); |
| 140 | } catch (IOException ioe) {} |
| 141 | } |
| 142 | } |
| 143 | } |
| 144 | |
| 145 | public int getConnectionCount() { |
| 146 | return connectionCount; |
| 147 | } |
| 148 | |
| 149 | public void terminate() { |
| 150 | if (sock != null && !sock.isClosed()) { |
| 151 | try { sock.close(); |
| 152 | } catch (IOException ioe) {} |
| 153 | } |
| 154 | } |
| 155 | } |