/*
 * 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 4390659
 * @summary setNeedClientAuth() isn't working after a handshaker is established
 * @run main/othervm ClientModeClientAuth
 *
 *     SunJSSE does not support dynamic system properties, no way to re-use
 *     system properties in samevm/agentvm mode.
 * @author Brad Wetmore
 */

import java.io.*;
import java.net.*;
import javax.net.ssl.*;
import java.security.cert.*;

public class ClientModeClientAuth {

    /*
     * =============================================================
     * Set the various variables needed for the tests, then
     * specify what tests to run on each side.
     */

    /*
     * Should we run the client or server in a separate thread?
     * Both sides can throw exceptions, but do you have a preference
     * as to which side should be the main thread.
     */
    static boolean separateServerThread = false;

    /*
     * 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;

    /*
     * Define the server side of the test.
     */
    void doServerSide() throws Exception {

        ServerSocket serverSocket = null;
        serverSocket = new ServerSocket(serverPort);
        serverPort = serverSocket.getLocalPort();

        /*
         * Signal Client, we're ready for his connect.
         */
        serverReady = true;

        Socket socket = serverSocket.accept();
        OutputStream out = socket.getOutputStream();
        InputStream in = socket.getInputStream();

        /*
         * send data to make sure we are ok.
         */
        out.write(85);
        out.flush();
        in.read();

        SSLSocketFactory sslsf =
            (SSLSocketFactory) SSLSocketFactory.getDefault();
        SSLSocket sslSocket =
            (SSLSocket) sslsf.createSocket(
                socket, socket.getInetAddress().getHostName(),
                socket.getPort(), true);

        sslSocket.setUseClientMode(false);
        sslSocket.setNeedClientAuth(true);

        InputStream sslIS = sslSocket.getInputStream();
        OutputStream sslOS = sslSocket.getOutputStream();

        sslOS.write(85);
        sslOS.flush();
        sslIS.read();

        System.out.println("About to get PeerCertificates");
        Certificate[] certs =
            sslSocket.getSession().getPeerCertificates();
        if (certs[0] instanceof X509Certificate) {
            System.out.println("Peer: " +
                ((X509Certificate)certs[0]).getSubjectDN());
        }

        sslIS.close();
        sslOS.close();
        sslSocket.close();
    }

    /*
     * Define the client side of the test.
     */
    void doClientSide() throws Exception {

        /*
         * Wait for host to set up his port.
         */
        while (!serverReady) {
            Thread.sleep(50);
        }

        Socket socket = new Socket("localhost", serverPort);
        InputStream in = socket.getInputStream();
        OutputStream out = socket.getOutputStream();

        in.read();
        out.write(280);
        out.flush();

        SSLSocketFactory sslsf =
            (SSLSocketFactory) SSLSocketFactory.getDefault();

        SSLSocket sslSocket = (SSLSocket)
            sslsf.createSocket(socket, socket.getInetAddress().getHostName(),
                socket.getPort(), true);

        sslSocket.setUseClientMode(true);

        InputStream sslIS = sslSocket.getInputStream();
        OutputStream sslOS = sslSocket.getOutputStream();

        sslIS.read();
        sslOS.write(280);
        sslOS.flush();

        sslIS.close();
        sslOS.close();
        sslSocket.close();
    }

    /*
     * =============================================================
     * 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 {
        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);

        /*
         * Start the tests.
         */
        new ClientModeClientAuth();
    }

    Thread clientThread = null;
    Thread serverThread = null;

    ClientModeClientAuth() throws Exception {
        if (separateServerThread) {
            startServer(true);
            startClient(false);
        } else {
            startClient(true);
            startServer(false);
        }

        /*
         * Wait for other side to close down.
         */
        if (separateServerThread) {
            serverThread.join();
        } else {
            clientThread.join();
        }

        /*
         * 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)
            throw serverException;
        if (clientException != null)
            throw clientException;
    }

    void startServer(boolean newThread) throws Exception {
        if (newThread) {
            serverThread = new Thread() {
                public void run() {
                    try {
                        doServerSide();
                    } catch (Exception e) {
                        /*
                         * Our server thread just died.
                         *
                         * Release the client, if not active already...
                         */
                        System.out.println("Server died...");
                        serverReady = true;
                        serverException = e;
                    }
                }
            };
            serverThread.start();
        } else {
            doServerSide();
        }
    }

    void startClient(boolean newThread) throws Exception {
        if (newThread) {
            clientThread = new Thread() {
                public void run() {
                    try {
                        doClientSide();
                    } catch (Exception e) {
                        /*
                         * Our client thread just died.
                         */
                        System.out.println("Client died...");
                        clientException = e;
                    }
                }
            };
            clientThread.start();
        } else {
            doClientSide();
        }
    }
}