--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/test/jdk/java/net/URLConnection/RedirectLimit.java Tue Sep 12 19:03:39 2017 +0200
@@ -0,0 +1,126 @@
+/*
+ * Copyright (c) 2001, 2011, Oracle and/or its affiliates. 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 Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+ * or visit www.oracle.com if you need additional information or have any
+ * questions.
+ */
+
+/**
+ * @test
+ * @bug 4458085 7095949
+ * @summary Redirects Limited to 5
+ */
+
+/*
+ * Simulate a server that redirects ( to a different URL) 9 times
+ * and see if the client correctly follows the trail
+ */
+
+import java.io.*;
+import java.net.*;
+
+class RedirLimitServer extends Thread {
+ static final int TIMEOUT = 10 * 1000;
+ static final int NUM_REDIRECTS = 9;
+
+ static final String reply1 = "HTTP/1.1 307 Temporary Redirect\r\n" +
+ "Date: Mon, 15 Jan 2001 12:18:21 GMT\r\n" +
+ "Server: Apache/1.3.14 (Unix)\r\n" +
+ "Location: http://localhost:";
+ static final String reply2 = ".html\r\n" +
+ "Connection: close\r\n" +
+ "Content-Type: text/html; charset=iso-8859-1\r\n\r\n" +
+ "<html>Hello</html>";
+ static final String reply3 = "HTTP/1.1 200 Ok\r\n" +
+ "Date: Mon, 15 Jan 2001 12:18:21 GMT\r\n" +
+ "Server: Apache/1.3.14 (Unix)\r\n" +
+ "Connection: close\r\n" +
+ "Content-Type: text/html; charset=iso-8859-1\r\n\r\n" +
+ "World";
+
+ final ServerSocket ss;
+ final int port;
+
+ RedirLimitServer(ServerSocket ss) throws IOException {
+ this.ss = ss;
+ port = this.ss.getLocalPort();
+ this.ss.setSoTimeout(TIMEOUT);
+ }
+
+ static final byte[] requestEnd = new byte[] {'\r', '\n', '\r', '\n' };
+
+ // Read until the end of a HTTP request
+ void readOneRequest(InputStream is) throws IOException {
+ int requestEndCount = 0, r;
+ while ((r = is.read()) != -1) {
+ if (r == requestEnd[requestEndCount]) {
+ requestEndCount++;
+ if (requestEndCount == 4) {
+ break;
+ }
+ } else {
+ requestEndCount = 0;
+ }
+ }
+ }
+
+ public void run() {
+ try {
+ for (int i=0; i<NUM_REDIRECTS; i++) {
+ try (Socket s = ss.accept()) {
+ s.setSoTimeout(TIMEOUT);
+ readOneRequest(s.getInputStream());
+ String reply = reply1 + port + "/redirect" + i + reply2;
+ s.getOutputStream().write(reply.getBytes());
+ }
+ }
+ try (Socket s = ss.accept()) {
+ s.setSoTimeout(TIMEOUT);
+ readOneRequest(s.getInputStream());
+ s.getOutputStream().write(reply3.getBytes());
+ }
+ } catch (Exception e) {
+ e.printStackTrace();
+ } finally {
+ try { ss.close(); } catch (IOException unused) {}
+ }
+ }
+};
+
+public class RedirectLimit {
+ public static void main(String[] args) throws Exception {
+ ServerSocket ss = new ServerSocket (0);
+ int port = ss.getLocalPort();
+ RedirLimitServer server = new RedirLimitServer(ss);
+ server.start();
+
+ URL url = new URL("http://localhost:" + port);
+ URLConnection conURL = url.openConnection();
+
+ conURL.setDoInput(true);
+ conURL.setAllowUserInteraction(false);
+ conURL.setUseCaches(false);
+
+ try (InputStream in = conURL.getInputStream()) {
+ if ((in.read() != (int)'W') || (in.read()!=(int)'o')) {
+ throw new RuntimeException("Unexpected string read");
+ }
+ }
+ }
+}