/*

 * Copyright (c) 2012, 2015, 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.  Oracle designates this

 * particular file as subject to the "Classpath" exception as provided

 * by Oracle in the LICENSE file that accompanied this code.

 *

 * 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.

 */

//

// SunJSSE does not support dynamic system properties, no way to re-use

// system properties in samevm/agentvm mode.

//

/*

 * @test

 * @bug 7068321

 * @summary Support TLS Server Name Indication (SNI) Extension in JSSE Server

 * @run main/othervm SSLSocketSNISensitive PKIX www.example.com

 * @run main/othervm SSLSocketSNISensitive SunX509 www.example.com

 * @run main/othervm SSLSocketSNISensitive PKIX www.example.net

 * @run main/othervm SSLSocketSNISensitive SunX509 www.example.net

 * @run main/othervm SSLSocketSNISensitive PKIX www.invalid.com

 * @run main/othervm SSLSocketSNISensitive SunX509 www.invalid.com

 */

import java.net.*;

import java.util.*;

import java.io.*;

import javax.net.ssl.*;

import java.security.Security;

import java.security.KeyStore;

import java.security.KeyFactory;

import java.security.cert.Certificate;

import java.security.cert.X509Certificate;

import java.security.cert.CertificateFactory;

import java.security.spec.*;

import java.security.interfaces.*;

import java.util.Base64;

public class SSLSocketSNISensitive {

    /*

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

     * 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?

     */

    // Certificates and key used in the test.

    static String trustedCertStr =

        "-----BEGIN CERTIFICATE-----\n" +

        "MIICkjCCAfugAwIBAgIBADANBgkqhkiG9w0BAQQFADA7MQswCQYDVQQGEwJVUzEN\n" +

        "MAsGA1UEChMESmF2YTEdMBsGA1UECxMUU3VuSlNTRSBUZXN0IFNlcml2Y2UwHhcN\n" +

        "MTIwNDE3MTIwNjA3WhcNMzMwMzI4MTIwNjA3WjA7MQswCQYDVQQGEwJVUzENMAsG\n" +

        "A1UEChMESmF2YTEdMBsGA1UECxMUU3VuSlNTRSBUZXN0IFNlcml2Y2UwgZ8wDQYJ\n" +

        "KoZIhvcNAQEBBQADgY0AMIGJAoGBANY+7Enp+1S566kLcKk+qe4Ki6BxaHGZ+v7r\n" +

        "vLksx9IQZCbAEf4YLbrZhKzKD3SPIJXyxPFwknAknIh3Knk8mViOZks7T8L3GnJr\n" +

        "TBaVvDyTzDJum/QYiahfO2qpfN/Oya2UILmqsBAeLyWpzbQsAyWBXfoUtkOUgnzK\n" +

        "fk6QAKYrAgMBAAGjgaUwgaIwHQYDVR0OBBYEFEtmQi7jT1ijXOafPsfkrLwSVu9e\n" +

        "MGMGA1UdIwRcMFqAFEtmQi7jT1ijXOafPsfkrLwSVu9eoT+kPTA7MQswCQYDVQQG\n" +

        "EwJVUzENMAsGA1UEChMESmF2YTEdMBsGA1UECxMUU3VuSlNTRSBUZXN0IFNlcml2\n" +

        "Y2WCAQAwDwYDVR0TAQH/BAUwAwEB/zALBgNVHQ8EBAMCAQYwDQYJKoZIhvcNAQEE\n" +

        "BQADgYEAkKWxMc4+ODk5WwLXXweB8/IKfVfrizNn0KLEgsZ6xNXFIXDpiPGAFcgl\n" +

        "MzFO424JgyvUulsUc/X16Cnuwwntkk6KUG7vEV7h4o9sAV7Cax3gfQE/EZFb4ybn\n" +

        "aBm1UsujMKd/ovqbbbxJbmOWzCeo0QfIGleDEyh3NBBZ0i11Kiw=\n" +

        "-----END CERTIFICATE-----";

    // web server certificate, www.example.com

    static String targetCertStr_A =

        "-----BEGIN CERTIFICATE-----\n" +

        "MIICVTCCAb6gAwIBAgIBAjANBgkqhkiG9w0BAQQFADA7MQswCQYDVQQGEwJVUzEN\n" +

        "MAsGA1UEChMESmF2YTEdMBsGA1UECxMUU3VuSlNTRSBUZXN0IFNlcml2Y2UwHhcN\n" +

        "MTIwNDE3MTIwNjA4WhcNMzIwMTAzMTIwNjA4WjBVMQswCQYDVQQGEwJVUzENMAsG\n" +

        "A1UEChMESmF2YTEdMBsGA1UECxMUU3VuSlNTRSBUZXN0IFNlcml2Y2UxGDAWBgNV\n" +

        "BAMTD3d3dy5leGFtcGxlLmNvbTCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEA\n" +

        "4zFp3PZNzsd3ZwG6FNNWO9eSN+UBymlf8oCwpKJM2tIinmMWvWIXnlx/2UXIfSAq\n" +

        "QEG3aXkAFyEiGGpQlBbqcfrESsHsiz2pnnm5dG2v/eS0Bwz1jmcuNmwnh3UQw2Vl\n" +

        "+BLk8ukdrLjiCT8jARiHExYf1Xg+wUqQ9y8NV26hdaUCAwEAAaNPME0wCwYDVR0P\n" +

        "BAQDAgPoMB0GA1UdDgQWBBQwtx+gqzn2w4y82brXlp7tqBYEZDAfBgNVHSMEGDAW\n" +

        "gBRLZkIu409Yo1zmnz7H5Ky8ElbvXjANBgkqhkiG9w0BAQQFAAOBgQAJWo8B6Ud+\n" +

        "/OU+UcZLihlfMX02OSlK2ZB7mfqpj2G3JT9yb0A+VbY3uuajmaYYIIxl3kXGz/n8\n" +

        "M2Q/Ux/MDxG+IFKHC26Kuj4dAQgzjq2pILVPTE2QnaQTNCsgVZtTaC47SG9FRSoC\n" +

        "qvnIvn/oTpKSqus76I1cR4joDtiV2OEuVw==\n" +

        "-----END CERTIFICATE-----";

    // Private key in the format of PKCS#8

    static String targetPrivateKey_A =

        "MIICdgIBADANBgkqhkiG9w0BAQEFAASCAmAwggJcAgEAAoGBAOMxadz2Tc7Hd2cB\n" +

        "uhTTVjvXkjflAcppX/KAsKSiTNrSIp5jFr1iF55cf9lFyH0gKkBBt2l5ABchIhhq\n" +

        "UJQW6nH6xErB7Is9qZ55uXRtr/3ktAcM9Y5nLjZsJ4d1EMNlZfgS5PLpHay44gk/\n" +

        "IwEYhxMWH9V4PsFKkPcvDVduoXWlAgMBAAECgYAqX2nuIyXp3fvgA0twXOYlbRRB\n" +

        "Rn3qAXM6qFPJsNeCrFR2k+aG1cev6nKR1FkLNTeMGnWZv06MAcr5IML8i7WXyG4C\n" +

        "LY/C0gedn94FDKFlln+bTENwQTGjn4lKysDA+IuNpasTeMCajbic+dPByhIdTOjZ\n" +

        "iMCyxbLfpk40zQopVQJBAPyfGmkeHB3GjdbdgujWCGKb2UxBa4O8dy3O4l2yizTn\n" +

        "uUqMGcwGY4ciNSVvZQ7jKo4vDmkSuYib4/woPChaNfMCQQDmO0BQuSWYGNtSwV35\n" +

        "lafZfX1dNCLKm1iNA6A12evXgvQiE9WT4mqionig0VZW16HtiY4/BkHOcos/K9Um\n" +

        "ARQHAkA8mkaRtSF1my5nv1gqVz5Hua+VdZQ/VDUbDiiL5cszc+ulkJqXsWirAG/T\n" +

        "fTe3LJQG7A7+8fkEZrF4yoY0AAA1AkEAotokezULj5N9iAL5SzL9wIzQYV4ggfny\n" +

        "YATBjXXxKccakwQ+ndWZIiMUeoS4ssLialhTgucVI0fIkU2a/r/ifwJAc6e+5Pvh\n" +

        "MghQj/U788Od/v6rgqz/NGsduZ7uilCMcWiwA73OR2MHMH/OIuoofuEPrfuV9isV\n" +

        "xVXhgpKfP/pdOA==";

    // web server certificate, www.example.net

    static String targetCertStr_B =

        "-----BEGIN CERTIFICATE-----\n" +

        "MIICVTCCAb6gAwIBAgIBBDANBgkqhkiG9w0BAQQFADA7MQswCQYDVQQGEwJVUzEN\n" +

        "MAsGA1UEChMESmF2YTEdMBsGA1UECxMUU3VuSlNTRSBUZXN0IFNlcml2Y2UwHhcN\n" +

        "MTIwNDE3MTIwNjA5WhcNMzIwMTAzMTIwNjA5WjBVMQswCQYDVQQGEwJVUzENMAsG\n" +

        "A1UEChMESmF2YTEdMBsGA1UECxMUU3VuSlNTRSBUZXN0IFNlcml2Y2UxGDAWBgNV\n" +

        "BAMTD3d3dy5leGFtcGxlLm5ldDCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEA\n" +

        "2VlzF1fvWYczDChrUeJiLJ1M/dIShCaOTfYGiXfQGEZCAWTacUclwr+rVMnZ75/c\n" +

        "wwg5pNdXRijxMil8DBTS1gFcIFQhosLHvzIAe6ULlg/xB+/L6KBz+NTWfo/2KF6t\n" +

        "xatmcToNrCcwi7eUOfbzQje65Tizs56jJYem2m7Rk0ECAwEAAaNPME0wCwYDVR0P\n" +

        "BAQDAgPoMB0GA1UdDgQWBBQT/FR0cAWcZQ7h0X79KGki34OSQjAfBgNVHSMEGDAW\n" +

        "gBRLZkIu409Yo1zmnz7H5Ky8ElbvXjANBgkqhkiG9w0BAQQFAAOBgQB67cPIT6fz\n" +

        "6Ws8fBpYgW2ad4ci66i1WduBD9CpGFE+jRK2feRj6hvYBXocKj0AMWUFIEB2E3hA\n" +

        "oIjxcf1GxIpHVl9DjlhxqXbA0Ktl7/NGNRlDSLTizOTl3FB1mMTlOGvXDVmpcFhl\n" +

        "HuoP1hYvhTsBwPx5igGNchuPtDIUzL2mXw==\n" +

        "-----END CERTIFICATE-----";

    static String targetPrivateKey_B =

        "MIICdgIBADANBgkqhkiG9w0BAQEFAASCAmAwggJcAgEAAoGBANlZcxdX71mHMwwo\n" +

        "a1HiYiydTP3SEoQmjk32Bol30BhGQgFk2nFHJcK/q1TJ2e+f3MMIOaTXV0Yo8TIp\n" +

        "fAwU0tYBXCBUIaLCx78yAHulC5YP8Qfvy+igc/jU1n6P9ihercWrZnE6DawnMIu3\n" +

        "lDn280I3uuU4s7OeoyWHptpu0ZNBAgMBAAECgYEAl19H26sfhD+32rDPxZCgBShs\n" +

        "dZ33zVe45i0Bcn4iTLWpxKTDyf7eGps4rO2DvfKdYqt40ggzvSZIjUH9JcDe8GmG\n" +

        "d3m0ILB7pg4jsFlpyeHpTO8grPLxA1G9s3o0DoFpz/rooqgFfe/DrRDmRoOSkgfV\n" +

        "/gseIbgJHRO/Ctyvdh0CQQD6uFd0HxhH1jl/JzvPzIH4LSnPcdEh9zsMEb6uzh75\n" +

        "9qL+IHD5N2I/pYZTKqDFIwhJf701+LKag55AX/zrDt7rAkEA3e00AbnwanDMa6Wj\n" +

        "+gFekUQveSVra38LiihzCkyVvQpFjbiF1rUhSNQ0dpU5/hmrYF0C6H9VXAesfkUY\n" +

        "WhpDgwJAYjgZOop77piDycZK7isFt32p5XSHIzFBVocVFlH1XKM8UyXOXDNQL/Le\n" +

        "XnJSrSf+NRzvuNcG0PVC56Ey6brXpQJAY4M4vcltt5zq3R5CQBmbGRJ1IyKXX3Vx\n" +

        "bDslEqoyvri7ZYgnY5aG3UxiVgYmIf3KrgQnCLAIS6MZQumiuMxsFwJAK5pEG063\n" +

        "9ngUof4fDMvZphqZjZR1zMKz/V/9ge0DWBINaqFgsgebNu+MyImsC8C6WKjGmV/2\n" +

        "f1MY0D7sC2vU/Q==";

    // web server certificate, www.invalid.com

    static String targetCertStr_C =

        "-----BEGIN CERTIFICATE-----\n" +

        "MIICVTCCAb6gAwIBAgIBAzANBgkqhkiG9w0BAQQFADA7MQswCQYDVQQGEwJVUzEN\n" +

        "MAsGA1UEChMESmF2YTEdMBsGA1UECxMUU3VuSlNTRSBUZXN0IFNlcml2Y2UwHhcN\n" +

        "MTIwNDE3MTIwNjA5WhcNMzIwMTAzMTIwNjA5WjBVMQswCQYDVQQGEwJVUzENMAsG\n" +

        "A1UEChMESmF2YTEdMBsGA1UECxMUU3VuSlNTRSBUZXN0IFNlcml2Y2UxGDAWBgNV\n" +

        "BAMTD3d3dy5pbnZhbGlkLmNvbTCBnzANBgkqhkiG9w0BAQEFAAOBjQAwgYkCgYEA\n" +

        "q6MyQwzCr2nJ41l0frmHL0qULSyW51MhevBC+1W28i0LE/efrmpwV3LdnlQEGFak\n" +

        "DLDwtnff3iru8dSMcA7KdWVkivsE7ZTP+qFDaWBAy7XXiSsv6yZ2Nh4jJb0YcD28\n" +

        "45zk2nAl5Az1/PuoTi1vpQxzFZKuBm1HGgz3MEZvBvMCAwEAAaNPME0wCwYDVR0P\n" +

        "BAQDAgPoMB0GA1UdDgQWBBRRMifrND015Nm8N6gV5X7cg1YjjjAfBgNVHSMEGDAW\n" +

        "gBRLZkIu409Yo1zmnz7H5Ky8ElbvXjANBgkqhkiG9w0BAQQFAAOBgQBjkUO6Ri/B\n" +

        "uDC2gDMIyL5+NTe/1dPPQYM4HhCNa/KQYvU5lzCKO9Vpa+i+nyrUNNXUu8Tkyq4Y\n" +

        "A+aGSm6+FT/i9rFwkYUdorBtD3KfQiwTIWrVERXBkWI5iZNaVZhx0TFy4vUpf65d\n" +

        "QtwkbHpC66fdKc2EdLXkuY9KkmtZZJJ7YA==\n" +

        "-----END CERTIFICATE-----";

    static String targetPrivateKey_C =

        "MIICdwIBADANBgkqhkiG9w0BAQEFAASCAmEwggJdAgEAAoGBAKujMkMMwq9pyeNZ\n" +

        "dH65hy9KlC0sludTIXrwQvtVtvItCxP3n65qcFdy3Z5UBBhWpAyw8LZ3394q7vHU\n" +

        "jHAOynVlZIr7BO2Uz/qhQ2lgQMu114krL+smdjYeIyW9GHA9vOOc5NpwJeQM9fz7\n" +

        "qE4tb6UMcxWSrgZtRxoM9zBGbwbzAgMBAAECgYASJDK40Y12Wvki1Z6xkkyOnBRj\n" +

        "XfYpRykfxGtgA2RN3qLwHlk7Zzaul46DIKA6LlYynTUkJDF+Ww1cdDnP0lBlwcmM\n" +

        "iD0ck3zYyYBLhQHuVbkK3SYE+ANRhM0icvvqANP2at/U4awQcPNEae/KCiecLNu3\n" +

        "CJGqyhPDdrEAqPuJGQJBAN46pQC6l3yrcSYE2s53jSmsm2HVVOFlFXjU6k/RMTxG\n" +

        "FfDJtGUAOQ37rPQ06ugr/gjLAmmPp+FXozaBdA32D80CQQDFuGRgv3WYqbglIcRL\n" +

        "JRs6xlj9w1F97s/aiUenuwhIPNiUoRbV7mnNuZ/sGF0svOVE7SazRjuFX6UqL9Y9\n" +

        "HzG/AkEA170pCI8cl4w8eUNHRB9trGKEKjMXhwVCFh7lJf2ZBcGodSzr8w2HVhrZ\n" +

        "Ke7hiemDYffrbJ1oxmv05+o+x3r0lQJBAL6adVm2+FyFMFnLZXmzeb59O4jWY5bt\n" +

        "Qz6/HG6bpO5OidMuP99YCHMkQQDOs/PO3Y5GuAoW6IY4n/Y9S2B80+0CQBl1/H9/\n" +

        "0n/vrb6vW6Azds49tuS82RFAnOhtwTyBEajs08WF8rZQ3WD2RHJnH0+jjfL0anIp\n" +

        "dQBSeNN7s7b6rRk=";

    // This is a certificate for client

    static String targetCertStr_D=

        "-----BEGIN CERTIFICATE-----\n" +

        "MIICVDCCAb2gAwIBAgIBBTANBgkqhkiG9w0BAQQFADA7MQswCQYDVQQGEwJVUzEN\n" +

        "MAsGA1UEChMESmF2YTEdMBsGA1UECxMUU3VuSlNTRSBUZXN0IFNlcml2Y2UwHhcN\n" +

        "MTIwNDE3MTIwNjEwWhcNMzIwMTAzMTIwNjEwWjBUMQswCQYDVQQGEwJVUzENMAsG\n" +

        "A1UEChMESmF2YTEdMBsGA1UECxMUU3VuSlNTRSBUZXN0IFNlcml2Y2UxFzAVBgNV\n" +

        "BAMTDkludGVyT3AgVGVzdGVyMIGfMA0GCSqGSIb3DQEBAQUAA4GNADCBiQKBgQDo\n" +

        "Q/KoAIAC2ljFfW2KwjnxTzi4NQJeUuk2seqKpsAY8x4O5dvixzUl6142zmljapqi\n" +

        "bJloQVpfB+CEc5/l4h5gzGRVzkuqP1oPzDrpZ5GsvmvuHenV/TzCIgX1cLETzQVt\n" +

        "6Rk06okoBPnw3hDJEJiEc1Rv7HCE8p/p+SaiHrskwwIDAQABo08wTTALBgNVHQ8E\n" +

        "BAMCA+gwHQYDVR0OBBYEFPr91O33RIGfFSqza2AwQIgE4QswMB8GA1UdIwQYMBaA\n" +

        "FEtmQi7jT1ijXOafPsfkrLwSVu9eMA0GCSqGSIb3DQEBBAUAA4GBANIDFYgAhoj3\n" +

        "B8u1YpqeoEp2Lt9TwrYBshaIrbmBPCwCGio0JIsoov3n8BCSg5F+8MnOtPl+TjeO\n" +

        "0Ug+7guPdCk/wg8YNxLHgSsQlpcNJDjWiErqmUPVrg5BPPQb65qMund6KTmMN0y6\n" +

        "4EbSmxRpZO/N0/5oK4umTk0EeXKNekBj\n" +

        "-----END CERTIFICATE-----";

    static String targetPrivateKey_D =

        "MIICdQIBADANBgkqhkiG9w0BAQEFAASCAl8wggJbAgEAAoGBAOhD8qgAgALaWMV9\n" +

        "bYrCOfFPOLg1Al5S6Tax6oqmwBjzHg7l2+LHNSXrXjbOaWNqmqJsmWhBWl8H4IRz\n" +

        "n+XiHmDMZFXOS6o/Wg/MOulnkay+a+4d6dX9PMIiBfVwsRPNBW3pGTTqiSgE+fDe\n" +

        "EMkQmIRzVG/scITyn+n5JqIeuyTDAgMBAAECgYBw37yIKp4LRONJLnhSq6sO+0n8\n" +

        "Mz6waiiN/Q6XTQwj09pysQAYCGlqwSRrDAqpVsBJWO+Ae+oYLrLMi4hUZnwN75v3\n" +

        "pe1nXlrD11RmPLXwBxqFxNSvAs2FgLHZEtwHI7Bn8KybT/8bGkQ8csLceInYtMDD\n" +

        "MuTyy2KRk/pj60zIKQJBAPgebQiAH6viFQ88AwHaNvQhlUfwmSC1i6f8LVoeqaHC\n" +

        "lnP0LJBwlyDeeEInhHrCR2ibnCB6I/Pig+49XQgabK8CQQDvpJwuGEbsOO+3rkJJ\n" +

        "OpOw4toG0QJZdRnT6l8I6BlboQRZSfFh+lGGahvFXkxc4KdUpJ7QPtXU7HHk6Huk\n" +

        "8RYtAkA9CW8VGj+wTuuTVdX/jKjcIa7RhbSFwWNbrcOSWdys+Gt+luCnn6rt4QyA\n" +

        "aaxDbquWZkFgE+voQR7nap0KM0XtAkAznd0WAJymHM1lXt9gLoHJQ9N6TGKZKiPa\n" +

        "BU1a+cMcfV4WbVrUo7oTnZ9Fr73681iXXq3mZOJh7lvJ1llreZIxAkBEnbiTgEf4\n" +

        "tvku68jHcRbRPmdS7CBSWNEBaHLOm4pUSTcxVTKKMHw7vmM5/UYUxJ8QNKCYxn6O\n" +

        "+vtiBwBawwzN";

    static String[] serverCerts = {targetCertStr_A,

                                targetCertStr_B, targetCertStr_C};

    static String[] serverKeys  = {targetPrivateKey_A,

                                targetPrivateKey_B, targetPrivateKey_C};

    static String[] clientCerts = {targetCertStr_D};

    static String[] clientKeys  = {targetPrivateKey_D};

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

    /*

     * 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 {

        SSLContext context = generateSSLContext(false);

        SSLServerSocketFactory sslssf = context.getServerSocketFactory();

        SSLServerSocket sslServerSocket =

            (SSLServerSocket)sslssf.createServerSocket(serverPort);

        serverPort = sslServerSocket.getLocalPort();

        /*

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

         */

        serverReady = true;

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

        try {

            sslSocket.setSoTimeout(5000);

            sslSocket.setSoLinger(true, 5);

            InputStream sslIS = sslSocket.getInputStream();

            OutputStream sslOS = sslSocket.getOutputStream();

            sslIS.read();

            sslOS.write('A');

            sslOS.flush();

            SSLSession session = sslSocket.getSession();

            checkCertificate(session.getLocalCertificates(),

                                                clientRequestedHostname);

        } finally {

            sslSocket.close();

            sslServerSocket.close();

        }

    }

    /*

     * Define the client side of the test.

     *

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

     * to avoid infinite hangs.

     */

    void doClientSide() throws Exception {

        /*

         * Wait for server to get started.

         */

        while (!serverReady) {

            Thread.sleep(50);

        }

        SSLContext context = generateSSLContext(true);

        SSLSocketFactory sslsf = context.getSocketFactory();

        SSLSocket sslSocket =

            (SSLSocket)sslsf.createSocket("localhost", serverPort);

        SNIHostName serverName = new SNIHostName(clientRequestedHostname);

        List<SNIServerName> serverNames = new ArrayList<>(1);

        serverNames.add(serverName);

        SSLParameters params = sslSocket.getSSLParameters();

        params.setServerNames(serverNames);

        sslSocket.setSSLParameters(params);

        try {

            sslSocket.setSoTimeout(5000);

            sslSocket.setSoLinger(true, 5);

            InputStream sslIS = sslSocket.getInputStream();

            OutputStream sslOS = sslSocket.getOutputStream();

            sslOS.write('B');

            sslOS.flush();

            sslIS.read();

            SSLSession session = sslSocket.getSession();

            checkCertificate(session.getPeerCertificates(),

                                                clientRequestedHostname);

        } finally {

            sslSocket.close();

        }

    }

    private static void checkCertificate(Certificate[] certs,

            String hostname) throws Exception {

        if (certs != null && certs.length != 0) {

            X509Certificate x509Cert = (X509Certificate)certs[0];

            String subject = x509Cert.getSubjectX500Principal().getName();

            if (!subject.contains(hostname)) {

                throw new Exception(

                        "Not the expected certificate: " + subject);

            }

        }

    }

    /*

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

     * The remainder is just support stuff

     */

    private static String tmAlgorithm;             // trust manager

    private static String clientRequestedHostname; // server name indication

    private static void parseArguments(String[] args) {

        tmAlgorithm = args[0];

        clientRequestedHostname = args[1];

    }

    private static SSLContext generateSSLContext(boolean isClient)

            throws Exception {

        // generate certificate from cert string

        CertificateFactory cf = CertificateFactory.getInstance("X.509");

        // create a key store

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

        ks.load(null, null);

        // import the trused cert

        ByteArrayInputStream is =

                    new ByteArrayInputStream(trustedCertStr.getBytes());

        Certificate trusedCert = cf.generateCertificate(is);

        is.close();

        ks.setCertificateEntry("RSA Export Signer", trusedCert);

        String[] certStrs = null;

        String[] keyStrs = null;

        if (isClient) {

            certStrs = clientCerts;

            keyStrs = clientKeys;

        } else {

            certStrs = serverCerts;

            keyStrs = serverKeys;

        }

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

            // generate the private key.

            String keySpecStr = keyStrs[i];

            PKCS8EncodedKeySpec priKeySpec = new PKCS8EncodedKeySpec(

                                Base64.getMimeDecoder().decode(keySpecStr));

            KeyFactory kf = KeyFactory.getInstance("RSA");

            RSAPrivateKey priKey =

                    (RSAPrivateKey)kf.generatePrivate(priKeySpec);

            // generate certificate chain

            String keyCertStr = certStrs[i];

            is = new ByteArrayInputStream(keyCertStr.getBytes());

            Certificate keyCert = cf.generateCertificate(is);

            is.close();

            Certificate[] chain = new Certificate[2];

            chain[0] = keyCert;

            chain[1] = trusedCert;

            // import the key entry.

            ks.setKeyEntry("key-entry-" + i, priKey, passphrase, chain);

        }

        // create SSL context

        TrustManagerFactory tmf = TrustManagerFactory.getInstance(tmAlgorithm);

        tmf.init(ks);

        KeyManagerFactory kmf = KeyManagerFactory.getInstance("NewSunX509");

        kmf.init(ks, passphrase);

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

        ks = null;

        return ctx;

    }

    // 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 {

        // MD5 is used in this test case, don't disable MD5 algorithm.

        Security.setProperty("jdk.certpath.disabledAlgorithms",

                "MD2, RSA keySize < 1024");

        Security.setProperty("jdk.tls.disabledAlgorithms",

                "SSLv3, RC4, DH keySize < 768");

        if (debug)

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

        /*

         * Get the customized arguments.

         */

        parseArguments(args);

        /*

         * Start the tests.

         */

        new SSLSocketSNISensitive();

    }

    Thread clientThread = null;

    Thread serverThread = null;

    /*

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

     *

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

     */

    SSLSocketSNISensitive() throws Exception {

        try {

            if (separateServerThread) {

                startServer(true);

                startClient(false);

            } else {

                startClient(true);

                startServer(false);

            }

        } catch (Exception e) {

            // swallow for now.  Show later

        }

        /*

         * Wait for other side to close down.

         */

        if (separateServerThread) {

            serverThread.join();

        } else {

            clientThread.join();

        }

        /*

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

         * Which side threw the error?

         */

        Exception local;

        Exception remote;

        String whichRemote;

        if (separateServerThread) {

            remote = serverException;

            local = clientException;

            whichRemote = "server";

        } else {

            remote = clientException;

            local = serverException;

            whichRemote = "client";

        }

        /*

         * If both failed, return the curthread's exception, but also

         * print the remote side Exception

         */

        if ((local != null) && (remote != null)) {

            System.out.println(whichRemote + " also threw:");

            remote.printStackTrace();

            System.out.println();

            throw local;

        }

        if (remote != null) {

            throw remote;

        }

        if (local != null) {

            throw local;

        }

    }

    void startServer(boolean newThread) throws Exception {

        if (newThread) {

            serverThread = new Thread() {