J. Duke | 319a3b9 | 2007-12-01 00:00:00 +0000 | [diff] [blame^] | 1 | /* |
| 2 | * Copyright 2002-2003 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 4720715 |
| 27 | * @summary FTP with user and password doesn't work through proxy |
| 28 | */ |
| 29 | |
| 30 | import java.io.*; |
| 31 | import java.net.*; |
| 32 | import java.util.regex.*; |
| 33 | |
| 34 | |
| 35 | /* |
| 36 | * The goal here is to simulate a simplified (a lot) HTTP proxy server to see |
| 37 | * what kind of URL is passed down the line by the URLConnection. |
| 38 | * In particular, we want to make sure no information is lost (like username |
| 39 | * and password). |
| 40 | */ |
| 41 | |
| 42 | public class ProxyTest { |
| 43 | |
| 44 | /* |
| 45 | * Proxy server as an innerclass. Has to run in a separate thread |
| 46 | */ |
| 47 | private class HttpProxyServer extends Thread { |
| 48 | private ServerSocket server; |
| 49 | private int port; |
| 50 | private boolean done = false; |
| 51 | private String askedUrl; |
| 52 | |
| 53 | /** |
| 54 | * This Inner class will handle ONE client at a time. |
| 55 | * That's where 99% of the protocol handling is done. |
| 56 | */ |
| 57 | |
| 58 | private class HttpProxyHandler extends Thread { |
| 59 | BufferedReader in; |
| 60 | PrintWriter out; |
| 61 | Socket client; |
| 62 | |
| 63 | public HttpProxyHandler(Socket cl) { |
| 64 | client = cl; |
| 65 | } |
| 66 | |
| 67 | public void run() { |
| 68 | boolean done = false; |
| 69 | |
| 70 | try { |
| 71 | in = new BufferedReader(new InputStreamReader(client.getInputStream())); |
| 72 | out = new PrintWriter(client.getOutputStream(), true); |
| 73 | } catch (Exception ex) { |
| 74 | return; |
| 75 | } |
| 76 | /* |
| 77 | * Look for the actual GET request and extract the URL |
| 78 | * A regex should do the trick. |
| 79 | */ |
| 80 | Pattern p = Pattern.compile("^GET (.*) HTTP/1\\.1"); |
| 81 | while (!done) { |
| 82 | try { |
| 83 | String str = in.readLine(); |
| 84 | Matcher m = p.matcher(str); |
| 85 | if (m.find()) |
| 86 | askedUrl = m.group(1); |
| 87 | if ("".equals(str)) |
| 88 | done = true; |
| 89 | } catch (IOException ioe) { |
| 90 | ioe.printStackTrace(); |
| 91 | try { |
| 92 | out.close(); |
| 93 | } catch (Exception ex2) { |
| 94 | } |
| 95 | done = true; |
| 96 | } |
| 97 | } |
| 98 | /* |
| 99 | * sends back a 'dummy' document for completness sake. |
| 100 | */ |
| 101 | out.println("HTTP/1.0 200 OK"); |
| 102 | out.println("Server: Squid/2.4.STABLE6"); |
| 103 | out.println("Mime-Version: 1.0"); |
| 104 | out.println("Date: Fri, 26 Jul 2002 17:56:00 GMT"); |
| 105 | out.println("Content-Type: text/html"); |
| 106 | out.println("Last-Modified: Fri, 26 Jul 2002 01:49:57 GMT"); |
| 107 | out.println("Age: 168"); |
| 108 | out.println("X-Cache: HIT from javinator"); |
| 109 | out.println("Proxy-Connection: close"); |
| 110 | out.println(); |
| 111 | out.println("<!doctype html public \"-//w3c//dtd html 4.0 transitional//en\">"); |
| 112 | out.println("<html>"); |
| 113 | out.println("<head>"); |
| 114 | out.println("<meta http-equiv=\"Content-Type\" content=\"text/html; charset=iso-8859-1\">"); |
| 115 | out.println("<TITLE>Hoth Downloads</TITLE>"); |
| 116 | out.println("</head>"); |
| 117 | out.println("<body background=\"/images/background.gif\">"); |
| 118 | out.println("<center>"); |
| 119 | out.println("<h1>"); |
| 120 | out.println("<b>Hoth Downloads</b></h1></center>"); |
| 121 | out.println("</body>"); |
| 122 | out.println("</html>"); |
| 123 | out.flush(); |
| 124 | out.close(); |
| 125 | } |
| 126 | } |
| 127 | |
| 128 | public HttpProxyServer(int port) { |
| 129 | this.port = port; |
| 130 | } |
| 131 | |
| 132 | public HttpProxyServer() { |
| 133 | this(0); |
| 134 | } |
| 135 | |
| 136 | public int getPort() { |
| 137 | if (server != null) |
| 138 | return server.getLocalPort(); |
| 139 | return 0; |
| 140 | } |
| 141 | |
| 142 | public String getURL() { |
| 143 | return askedUrl; |
| 144 | } |
| 145 | |
| 146 | /** |
| 147 | * A way to tell the server that it can stop. |
| 148 | */ |
| 149 | synchronized public void terminate() { |
| 150 | done = true; |
| 151 | } |
| 152 | |
| 153 | public void run() { |
| 154 | try { |
| 155 | server = new ServerSocket(port); |
| 156 | Socket client; |
| 157 | while (!done) { |
| 158 | client = server.accept(); |
| 159 | (new HttpProxyHandler(client)).start(); |
| 160 | } |
| 161 | server.close(); |
| 162 | } catch (Exception e) { |
| 163 | } |
| 164 | } |
| 165 | } |
| 166 | |
| 167 | public static void main(String[] args) { |
| 168 | ProxyTest test = new ProxyTest(); |
| 169 | } |
| 170 | |
| 171 | public ProxyTest() { |
| 172 | String testURL = "ftp://anonymous:password@myhost.mydomain/index.html"; |
| 173 | HttpProxyServer server = new HttpProxyServer(); |
| 174 | try { |
| 175 | server.start(); |
| 176 | int port = 0; |
| 177 | while (port == 0) { |
| 178 | Thread.sleep(500); |
| 179 | port = server.getPort(); |
| 180 | } |
| 181 | |
| 182 | System.setProperty("ftp.proxyHost","localhost"); |
| 183 | System.setProperty("ftp.proxyPort", String.valueOf(port)); |
| 184 | URL url = new URL(testURL); |
| 185 | InputStream ins = url.openStream(); |
| 186 | BufferedReader in = new BufferedReader(new InputStreamReader(ins)); |
| 187 | String line; |
| 188 | do { |
| 189 | line = in.readLine(); |
| 190 | } while (line != null); |
| 191 | in.close(); |
| 192 | server.terminate(); |
| 193 | server.interrupt(); |
| 194 | } catch (Exception e) { |
| 195 | e.printStackTrace(); |
| 196 | } |
| 197 | /* |
| 198 | * If the URLs don't match, we've got a bug! |
| 199 | */ |
| 200 | if (!testURL.equals(server.getURL())) { |
| 201 | throw new RuntimeException(server.getURL() + " != " + testURL); |
| 202 | } |
| 203 | } |
| 204 | |
| 205 | } |