| /* |
| * Copyright 2000-2002 Sun Microsystems, Inc. All Rights Reserved. |
| * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
| * |
| * This code is free software; you can redistribute it and/or modify it |
| * under the terms of the GNU General Public License version 2 only, as |
| * published by the Free Software Foundation. |
| * |
| * This code is distributed in the hope that it will be useful, but WITHOUT |
| * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
| * version 2 for more details (a copy is included in the LICENSE file that |
| * accompanied this code). |
| * |
| * You should have received a copy of the GNU General Public License version |
| * 2 along with this work; if not, write to the Free Software Foundation, |
| * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
| * |
| * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara, |
| * CA 95054 USA or visit www.sun.com if you need additional information or |
| * have any questions. |
| */ |
| |
| /* @test |
| * @bug 4258697 |
| * @summary Make sure that http CONTINUE status followed by invalid |
| * response doesn't cause HttpClient to recursively loop and |
| * eventually StackOverflow. |
| * |
| */ |
| import java.io.BufferedReader; |
| import java.io.InputStreamReader; |
| import java.io.OutputStreamWriter; |
| import java.io.PrintStream; |
| import java.net.ServerSocket; |
| import java.net.Socket; |
| import java.net.URL; |
| import java.net.HttpURLConnection; |
| |
| public class HttpContinueStackOverflow { |
| |
| static class Server implements Runnable { |
| int port; |
| |
| Server(int port) { |
| this.port = port; |
| } |
| |
| public void run() { |
| try { |
| /* bind to port and wait for connection */ |
| ServerSocket serverSock = new ServerSocket( port ); |
| serverSock.setSoTimeout(10000); |
| Socket sock = serverSock.accept(); |
| |
| /* setup streams and read http request */ |
| BufferedReader in = new BufferedReader( |
| new InputStreamReader(sock.getInputStream())); |
| PrintStream out = new PrintStream( sock.getOutputStream() ); |
| String request = in.readLine(); |
| |
| /* send continue followed by invalid response */ |
| out.println("HTTP/1.1 100 Continue\r"); |
| out.println("\r"); |
| out.println("junk junk junk"); |
| out.flush(); |
| |
| sock.close(); |
| } catch (Exception e) { |
| e.printStackTrace(); |
| } |
| } |
| } |
| |
| HttpContinueStackOverflow(int port) throws Exception { |
| /* create the server */ |
| Server s = new Server(port); |
| Thread thr = new Thread(s); |
| thr.start(); |
| |
| /* wait for server to bind to port */ |
| try { |
| Thread.currentThread().sleep(2000); |
| } catch (Exception e) { } |
| |
| /* connect to server, connect to server and get response code */ |
| URL url = new URL("http", "localhost", port, "anything.html"); |
| HttpURLConnection conn = (HttpURLConnection)url.openConnection(); |
| int respCode = conn.getResponseCode(); |
| System.out.println("TEST PASSED"); |
| } |
| |
| public static void main(String args[]) throws Exception { |
| int port = 4090; |
| if (args.length > 0) { |
| port = Integer.parseInt(args[0]); |
| } |
| System.out.println("Testing 100-Continue"); |
| new HttpContinueStackOverflow(port); |
| } |
| } |