author | chegar |
Thu, 17 Oct 2019 20:54:25 +0100 | |
branch | datagramsocketimpl-branch |
changeset 58679 | 9c3209ff7550 |
parent 58678 | 9cf78a70fa4f |
parent 58009 | 0daf32316b47 |
permissions | -rw-r--r-- |
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/* |
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* Copyright (c) 2001, 2019, Oracle and/or its affiliates. All rights reserved. |
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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* |
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* This code is free software; you can redistribute it and/or modify it |
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* under the terms of the GNU General Public License version 2 only, as |
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* published by the Free Software Foundation. |
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* |
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* This code is distributed in the hope that it will be useful, but WITHOUT |
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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* version 2 for more details (a copy is included in the LICENSE file that |
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* accompanied this code). |
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* |
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* You should have received a copy of the GNU General Public License version |
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* 2 along with this work; if not, write to the Free Software Foundation, |
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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* |
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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* or visit www.oracle.com if you need additional information or have any |
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* questions. |
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*/ |
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/** |
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* @test |
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* @bug 4458085 7095949 |
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* @library /test/lib |
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* @summary Redirects Limited to 5 |
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*/ |
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/* |
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* Simulate a server that redirects ( to a different URL) 9 times |
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* and see if the client correctly follows the trail |
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*/ |
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import java.io.*; |
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import java.net.*; |
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import java.util.concurrent.CountDownLatch; |
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import jdk.test.lib.net.URIBuilder; |
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class RedirLimitServer extends Thread { |
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static final int TIMEOUT = 20 * 1000; |
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static final int NUM_REDIRECTS = 9; |
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static final String reply1 = "HTTP/1.1 307 Temporary Redirect\r\n" + |
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"Date: Mon, 15 Jan 2001 12:18:21 GMT\r\n" + |
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"Server: Apache/1.3.14 (Unix)\r\n" + |
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"Location: http://localhost:"; |
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static final String reply2 = ".html\r\n" + |
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"Connection: close\r\n" + |
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"Content-Type: text/html; charset=iso-8859-1\r\n\r\n" + |
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"<html>Hello</html>"; |
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static final String reply3 = "HTTP/1.1 200 Ok\r\n" + |
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"Date: Mon, 15 Jan 2001 12:18:21 GMT\r\n" + |
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"Server: Apache/1.3.14 (Unix)\r\n" + |
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"Connection: close\r\n" + |
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"Content-Type: text/html; charset=iso-8859-1\r\n\r\n" + |
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"World"; |
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final ServerSocket ss; |
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final int port; |
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final CountDownLatch readyToStart = new CountDownLatch(1); |
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RedirLimitServer(ServerSocket ss) throws IOException { |
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this.ss = ss; |
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port = this.ss.getLocalPort(); |
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this.ss.setSoTimeout(TIMEOUT); |
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} |
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static final byte[] requestEnd = new byte[] {'\r', '\n', '\r', '\n' }; |
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// Read until the end of a HTTP request |
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void readOneRequest(InputStream is) throws IOException { |
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int requestEndCount = 0, r; |
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StringBuilder sb = new StringBuilder(); |
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while ((r = is.read()) != -1) { |
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sb.append((char)r); |
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if (r == requestEnd[requestEndCount]) { |
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requestEndCount++; |
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if (requestEndCount == 4) { |
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break; |
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} |
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} else { |
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requestEndCount = 0; |
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} |
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} |
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System.out.println("Server got request: " + sb.toString()); |
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} |
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public void run() { |
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try { |
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readyToStart.countDown(); |
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for (int i=0; i<NUM_REDIRECTS; i++) { |
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try (Socket s = ss.accept()) { |
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System.out.println("Server accepted socket: " + s); |
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s.setSoTimeout(TIMEOUT); |
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readOneRequest(s.getInputStream()); |
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System.out.println("Redirecting to: /redirect" + i); |
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String reply = reply1 + port + "/redirect" + i + reply2; |
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s.getOutputStream().write(reply.getBytes()); |
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} |
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} |
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try (Socket s = ss.accept()) { |
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System.out.println("Server accepted socket: " + s); |
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s.setSoTimeout(TIMEOUT); |
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readOneRequest(s.getInputStream()); |
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System.out.println("Replying..."); |
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s.getOutputStream().write(reply3.getBytes()); |
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} |
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} catch (Exception e) { |
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e.printStackTrace(); |
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} |
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} |
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}; |
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public class RedirectLimit { |
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public static void main(String[] args) throws Exception { |
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try (ServerSocket ss = new ServerSocket(0, 0, InetAddress.getLoopbackAddress())) { |
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int port = ss.getLocalPort(); |
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RedirLimitServer server = new RedirLimitServer(ss); |
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server.start(); |
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server.readyToStart.await(); |
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URL url = URIBuilder.newBuilder() |
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.scheme("http") |
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.loopback() |
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.port(port) |
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.toURL(); |
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URLConnection conURL = url.openConnection(Proxy.NO_PROXY); |
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conURL.setDoInput(true); |
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conURL.setAllowUserInteraction(false); |
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conURL.setUseCaches(false); |
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try (InputStream in = conURL.getInputStream()) { |
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if ((in.read() != (int) 'W') || (in.read() != (int) 'o')) { |
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throw new RuntimeException("Unexpected string read"); |
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} |
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} |
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} |
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} |
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} |