/*

 * Copyright (c) 2003, 2010, 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 4495742

 * @ignore JSSE supported cipher suites are changed with CR 6916074,

 *     need to update this test case in JDK 7 soon

 * @run main/timeout=180 TestAllSuites

 * @summary Add non-blocking SSL/TLS functionality, usable with any

 *      I/O abstraction

 *

 * Iterate through all the suites using both TLS and SSLv3, and turn

 * SSLv2Hello off and on.  Exchange some bytes and shutdown.

 *

 * @author Brad Wetmore

 */

import javax.net.ssl.*;

import javax.net.ssl.SSLEngineResult.*;

import java.io.*;

import java.security.*;

import java.nio.*;

import java.util.*;

public class TestAllSuites {

    private static boolean debug = false;

    private SSLContext sslc;

    private SSLEngine ssle1;    // client

    private SSLEngine ssle2;    // server

    private static String pathToStores = "../etc";

    private static String keyStoreFile = "keystore";

    private static String trustStoreFile = "truststore";

    private static String passwd = "passphrase";

    private static String keyFilename =

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

                "/" + keyStoreFile;

    private static String trustFilename =

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

                "/" + trustStoreFile;

    private ByteBuffer appOut1;         // write side of ssle1

    private ByteBuffer appIn1;          // read side of ssle1

    private ByteBuffer appOut2;         // write side of ssle2

    private ByteBuffer appIn2;          // read side of ssle2

    private ByteBuffer oneToTwo;        // "reliable" transport ssle1->ssle2

    private ByteBuffer twoToOne;        // "reliable" transport ssle2->ssle1

    String [][] protocols = new String [][] {

        { "SSLv3" },

        { "TLSv1" },

        { "SSLv3", "SSLv2Hello"},

        { "TLSv1", "SSLv2Hello"}

    };

    /*

     * Majority of the test case is here, setup is done below.

     */

    private void createSSLEngines() throws Exception {

        ssle1 = sslc.createSSLEngine("client", 1);

        ssle1.setUseClientMode(true);

        ssle2 = sslc.createSSLEngine("server", 2);

        ssle2.setUseClientMode(false);

    }

    private void test() throws Exception {

        createSSLEngines();

        String [] suites = ssle1.getSupportedCipherSuites();

        for (int i = 0; i < suites.length; i++) {

            for (int j = 0; j < protocols.length; j++) {

                createSSLEngines();

                runTest(suites[i], protocols[j]);

            }

        }

    }

    private void runTest(String suite, String [] protocols) throws Exception {

        boolean dataDone = false;

        System.out.println("======================================");

        System.out.println("Testing: " + suite);

        for (int i = 0; i < protocols.length; i++) {

            System.out.print(protocols[i] + " ");

        }

        /*

         * Don't run the Kerberized suites for now.

         */

        if (suite.startsWith("TLS_KRB5")) {

            System.out.println("Ignoring Kerberized suite");

            return;

        }

        /*

         * Don't run the SCSV suite

         */

        if (suite.equals("TLS_EMPTY_RENEGOTIATION_INFO_SCSV")) {

            System.out.println("Ignoring SCSV suite");

            return;

        }

        if (!suite.contains("DH_anon")) {

            ssle2.setNeedClientAuth(true);

        }

        String [] suites = new String [] { suite };

        ssle1.setEnabledCipherSuites(suites);

        ssle2.setEnabledCipherSuites(suites);

        ssle1.setEnabledProtocols(protocols);

        ssle2.setEnabledProtocols(protocols);

        createBuffers();

        SSLEngineResult result1;        // ssle1's results from last operation

        SSLEngineResult result2;        // ssle2's results from last operation

        Date start = new Date();

        while (!isEngineClosed(ssle1) || !isEngineClosed(ssle2)) {

            log("----------------");

            result1 = ssle1.wrap(appOut1, oneToTwo);

            result2 = ssle2.wrap(appOut2, twoToOne);

            log("wrap1:  " + result1);

            log("oneToTwo  = " + oneToTwo);

            log("");

            log("wrap2:  " + result2);

            log("twoToOne  = " + twoToOne);

            runDelegatedTasks(result1, ssle1);

            runDelegatedTasks(result2, ssle2);

            oneToTwo.flip();

            twoToOne.flip();

            log("----");

            result1 = ssle1.unwrap(twoToOne, appIn1);

            result2 = ssle2.unwrap(oneToTwo, appIn2);

            log("unwrap1: " + result1);

            log("twoToOne  = " + twoToOne);

            log("");

            log("unwrap2: " + result2);

            log("oneToTwo  = " + oneToTwo);

            runDelegatedTasks(result1, ssle1);

            runDelegatedTasks(result2, ssle2);

            oneToTwo.compact();

            twoToOne.compact();

            /*

             * If we've transfered all the data between app1 and app2,

             * we try to close and see what that gets us.

             */

            if (!dataDone && (appOut1.limit() == appIn2.position()) &&

                    (appOut2.limit() == appIn1.position())) {

                checkTransfer(appOut1, appIn2);

                checkTransfer(appOut2, appIn1);

                log("Closing ssle1's *OUTBOUND*...");

                ssle1.closeOutbound();

                dataDone = true;

            }

        }

        /*

         * Just for grins, try closing again, make sure nothing

         * strange is happening after we're closed.

         */

        ssle1.closeInbound();

        ssle1.closeOutbound();

        ssle2.closeInbound();

        ssle2.closeOutbound();

        appOut1.rewind();

        appIn1.clear();

        oneToTwo.clear();

        result1 = ssle1.wrap(appOut1, oneToTwo);

        checkResult(result1);

        result1 = ssle1.unwrap(oneToTwo, appIn1);

        checkResult(result1);

        System.out.println("Test Passed.");

        System.out.println("\n======================================");

        Date end = new Date();

        elapsed += end.getTime() - start.getTime();

    }

    static long elapsed = 0;

    private static void checkResult(SSLEngineResult result) throws Exception {

        if ((result.getStatus() != Status.CLOSED) ||

                (result.getHandshakeStatus() !=

                    HandshakeStatus.NOT_HANDSHAKING) ||

                (result.bytesConsumed() != 0) ||

                (result.bytesProduced() != 0)) {

            throw new Exception("Unexpected close status");

        }

    }

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

        TestAllSuites tas;

        tas = new TestAllSuites();

        tas.createSSLEngines();

        tas.test();

        System.out.println("All Tests Passed.");

        System.out.println("Elapsed time: " + elapsed / 1000.0);

    }

    /*

     * **********************************************************

     * Majority of the test case is above, below is just setup stuff

     * **********************************************************

     */

    public TestAllSuites() throws Exception {

        sslc = getSSLContext(keyFilename, trustFilename);

    }

    /*

     * Create an initialized SSLContext to use for this test.

     */

    private SSLContext getSSLContext(String keyFile, String trustFile)

            throws Exception {

        KeyStore ks = KeyStore.getInstance("JKS");

        KeyStore ts = KeyStore.getInstance("JKS");

        char[] passphrase = "passphrase".toCharArray();

        ks.load(new FileInputStream(keyFile), passphrase);

        ts.load(new FileInputStream(trustFile), passphrase);

        KeyManagerFactory kmf = KeyManagerFactory.getInstance("SunX509");

        kmf.init(ks, passphrase);

        TrustManagerFactory tmf = TrustManagerFactory.getInstance("SunX509");

        tmf.init(ts);

        SSLContext sslCtx = SSLContext.getInstance("TLS");

        sslCtx.init(kmf.getKeyManagers(), tmf.getTrustManagers(), null);

        return sslCtx;

    }

    private void createBuffers() {

        // Size the buffers as appropriate.

        SSLSession session = ssle1.getSession();

        int appBufferMax = session.getApplicationBufferSize();

        int netBufferMax = session.getPacketBufferSize();

        appIn1 = ByteBuffer.allocateDirect(appBufferMax + 50);

        appIn2 = ByteBuffer.allocateDirect(appBufferMax + 50);

        oneToTwo = ByteBuffer.allocateDirect(netBufferMax);

        twoToOne = ByteBuffer.allocateDirect(netBufferMax);

        appOut1 = ByteBuffer.wrap("Hi Engine2, I'm SSLEngine1".getBytes());

        appOut2 = ByteBuffer.wrap("Hello Engine1, I'm SSLEngine2".getBytes());

        log("AppOut1 = " + appOut1);

        log("AppOut2 = " + appOut2);

        log("");

    }

    private static void runDelegatedTasks(SSLEngineResult result,

            SSLEngine engine) throws Exception {

        if (result.getHandshakeStatus() == HandshakeStatus.NEED_TASK) {

            Runnable runnable;

            while ((runnable = engine.getDelegatedTask()) != null) {

                log("running delegated task...");

                runnable.run();

            }

        }

    }

    private static boolean isEngineClosed(SSLEngine engine) {

        return (engine.isOutboundDone() && engine.isInboundDone());

    }

    private static void checkTransfer(ByteBuffer a, ByteBuffer b)

            throws Exception {

        a.flip();

        b.flip();

        if (!a.equals(b)) {

            throw new Exception("Data didn't transfer cleanly");

        } else {

            log("Data transferred cleanly");

        }

        a.position(a.limit());

        b.position(b.limit());

        a.limit(a.capacity());

        b.limit(b.capacity());

    }

    private static void log(String str) {

        if (debug) {

            System.out.println(str);

        }

    }

}