/*

 * Copyright (c) 2019, 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

 * @library /test/lib

 * @summary Test that a New Session Ticket will be generated when a

 * SSLSessionBindingListener is set (boundValues)

 * @run main/othervm ResumptionUpdateBoundValues

 */

import java.io.InputStream;

import java.io.OutputStream;

import java.lang.ref.Reference;

import java.lang.ref.WeakReference;

import java.util.concurrent.ArrayBlockingQueue;

import javax.net.ssl.SSLServerSocket;

import javax.net.ssl.SSLServerSocketFactory;

import javax.net.ssl.SSLSession;

import javax.net.ssl.SSLSessionBindingEvent;

import javax.net.ssl.SSLSessionBindingListener;

import javax.net.ssl.SSLSocket;

import javax.net.ssl.SSLSocketFactory;

import jdk.test.lib.process.OutputAnalyzer;

import jdk.test.lib.process.ProcessTools;

import jdk.test.lib.Utils;

public class ResumptionUpdateBoundValues {

    static boolean separateServerThread = true;

    /*

     * Where do we find the keystores?

     */

    static String pathToStores = "../../../../javax/net/ssl/etc/";

    static String keyStoreFile = "keystore";

    static String trustStoreFile = "truststore";

    static String passwd = "passphrase";

    /*

     * Is the server ready to serve?

     */

    volatile static boolean serverReady = false;

    /*

     * Turn on SSL debugging?

     */

    static boolean debug = false;

    /*

     * Define the server side of the test.

     *

     * If the server prematurely exits, serverReady will be set to true

     * to avoid infinite hangs.

     */

    void doServerSide() throws Exception {

        SSLServerSocketFactory sslssf =

            (SSLServerSocketFactory) SSLServerSocketFactory.getDefault();

        SSLServerSocket sslServerSocket =

            (SSLServerSocket) sslssf.createServerSocket(serverPort);

        serverPort = sslServerSocket.getLocalPort();

        /*

         * Signal Client, we're ready for his connect.

         */

        serverReady = true;

        while (serverReady) {

            SSLSocket sslSocket = (SSLSocket) sslServerSocket.accept();

            InputStream sslIS = sslSocket.getInputStream();

            OutputStream sslOS = sslSocket.getOutputStream();

            sslIS.read();

            sslOS.write(85);

            sslOS.flush();

            SSLSession sslSession = sslSocket.getSession();

            SBListener sbListener = new SBListener(sslSession);

            sslSession.putValue("x", sbListener);

            sslIS.read();

            sslOS.write(85);

            sslOS.flush();

            sslSocket.close();

        }

    }

    /*

     * Define the client side of the test.

     *

     * If the server prematurely exits, serverReady will be set to true

     * to avoid infinite hangs.

     */

    SBListener doClientSide() throws Exception {

        /*

         * Wait for server to get started.

         */

        while (!serverReady) {

            Thread.sleep(50);

        }

        SSLSocketFactory sslsf =

            (SSLSocketFactory) SSLSocketFactory.getDefault();

        try {

                SSLSocket sslSocket = (SSLSocket)

                    sslsf.createSocket("localhost", serverPort);

                InputStream sslIS = sslSocket.getInputStream();

                OutputStream sslOS = sslSocket.getOutputStream();

            sslOS.write(280);

            sslOS.flush();

            sslIS.read();

            SSLSession sslSession = sslSocket.getSession();

            System.out.printf(" sslSession: %s %n   %s%n", sslSession, sslSession.getClass());

            SBListener sbListener = new SBListener(sslSession);

            sslOS.write(280);

            sslOS.flush();

            sslIS.read();

            sslOS.write(280);

            sslOS.flush();

            sslIS.read();

            sslOS.close();

            sslIS.close();

            sslSocket.close();

            sslOS = null;

            sslIS = null;

            sslSession = null;

            sslSocket = null;

            Reference.reachabilityFence(sslOS);

            Reference.reachabilityFence(sslIS);

            Reference.reachabilityFence(sslSession);

            Reference.reachabilityFence(sslSocket);

            return sbListener;

        } catch (Exception ex) {

            ex.printStackTrace();

            throw ex;

        }

    }

    /*

     * =============================================================

     * The remainder is just support stuff

     */

    // use any free port by default

    volatile int serverPort = 0;

    volatile Exception serverException = null;

    volatile Exception clientException = null;

    public static void main(String[] args) throws Exception {

        if (args.length == 0) {

            System.setProperty("test.java.opts",

                    "-Dtest.src=" + System.getProperty("test.src") +

                            " -Dtest.jdk=" + System.getProperty("test.jdk") +

                            " -Djavax.net.debug=ssl,handshake");

            System.out.println("test.java.opts: " +

                    System.getProperty("test.java.opts"));

            ProcessBuilder pb = ProcessTools.createJavaProcessBuilder(true,

                    Utils.addTestJavaOpts("ResumptionUpdateBoundValues", "p"));

            OutputAnalyzer output = ProcessTools.executeProcess(pb);

            try {

                output.shouldContain("trigger new session ticket");

                System.out.println("Found NST in debugging");

            } catch (Exception e) {

                throw e;

            } finally {

                System.out.println("-- BEGIN Stdout:");

                System.out.println(output.getStdout());

                System.out.println("-- END Stdout");

                System.out.println("-- BEGIN Stderr:");

                System.out.println(output.getStderr());

                System.out.println("-- END Stderr");

            }

            return;

        }

        String keyFilename =

            System.getProperty("test.src", "./") + "/" + pathToStores +

                "/" + keyStoreFile;

        String trustFilename =

            System.getProperty("test.src", "./") + "/" + pathToStores +

                "/" + trustStoreFile;

        System.setProperty("javax.net.ssl.keyStore", keyFilename);

        System.setProperty("javax.net.ssl.keyStorePassword", passwd);

        System.setProperty("javax.net.ssl.trustStore", trustFilename);

        System.setProperty("javax.net.ssl.trustStorePassword", passwd);

        if (debug)

            System.setProperty("javax.net.debug", "all");

        /*

         * Start the tests.

         */

        new ResumptionUpdateBoundValues();

    }

    ArrayBlockingQueue<Thread> threads = new ArrayBlockingQueue<Thread>(100);

    ArrayBlockingQueue<SBListener> sbListeners = new ArrayBlockingQueue<>(100);

    /*

     * Primary constructor, used to drive remainder of the test.

     *

     * Fork off the other side, then do your work.

     */

    ResumptionUpdateBoundValues() throws Exception {

        final int count = 1;

        if (separateServerThread) {

            startServer(true);

            startClients(true, count);

        } else {

            startClients(true, count);

            startServer(true);

        }

        /*

         * Wait for other side to close down.

         */

        Thread t;

        while ((t = threads.take()) != Thread.currentThread()) {

            System.out.printf("  joining: %s%n", t);

            t.join(1000L);

        }

        serverReady = false;

        System.gc();

        System.gc();

        SBListener listener = null;

        while ((listener = sbListeners.poll()) != null) {

            if (!listener.check()) {

                System.out.printf("  sbListener not called on finalize: %s%n",

                        listener);

            }

        }

        /*

         * When we get here, the test is pretty much over.

         *

         * If the main thread excepted, that propagates back

         * immediately.  If the other thread threw an exception, we

         * should report back.

         */

        if (serverException != null) {

            System.out.print("Server Exception:");

            throw serverException;

        }

        if (clientException != null) {

            System.out.print("Client Exception:");

            throw clientException;

        }

    }

    void startServer(boolean newThread) throws Exception {

        if (newThread) {

            Thread t = new Thread("Server") {

                public void run() {

                    try {

                        doServerSide();

                    } catch (Exception e) {

                        /*

                         * Our server thread just died.

                         *

                         * Release the client, if not active already...

                         */

                        System.err.println("Server died..." + e);

                        serverReady = true;

                        serverException = e;

                    }

                }

            };

            threads.add(t);

            t.setDaemon(true);

            t.start();

        } else {

            doServerSide();

        }

    }

    void startClients(boolean newThread, int count) throws Exception {

        for (int i = 0; i < count; i++) {

            System.out.printf(" newClient: %d%n", i);

            startClient(newThread);

        }

        serverReady = false;

        threads.add(Thread.currentThread());    // add ourselves at the 'end'

    }

    void startClient(boolean newThread) throws Exception {

        if (newThread) {

            Thread t = new Thread("Client") {

                public void run() {

                    try {

                        sbListeners.add(doClientSide());

                    } catch (Exception e) {

                        /*

                         * Our client thread just died.

                         */

                        System.err.println("Client died..." + e);

                        clientException = e;

                    }

                }

            };

            System.out.printf(" starting: %s%n", t);

            threads.add(t);

            t.start();

        } else {

            sbListeners.add(doClientSide());

        }

    }

    static class SBListener implements SSLSessionBindingListener {

        private volatile int unboundNotified;

        private final WeakReference<SSLSession> session;

        SBListener(SSLSession session) {

            this.unboundNotified = 0;

            this.session = new WeakReference<SSLSession>(session);

        }

        boolean check() {

            System.out.printf("  check: %s%n", this);

            return unboundNotified > 0 && session.get() == null;

        }

        @Override

        public void valueBound(SSLSessionBindingEvent event) {

            System.out.printf(" valueBound: %s%n", event.getName());

        }

        @Override

        public void valueUnbound(SSLSessionBindingEvent event) {

            System.out.printf(" valueUnbound: %s%n", event.getName());

            unboundNotified++;

        }

        public String toString() {

            return "count: " + unboundNotified +

                    ", ref: " + session.get();

        }

    }

}