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      1 /*
      2  * Licensed to the Apache Software Foundation (ASF) under one or more
      3  * contributor license agreements. See the NOTICE file distributed with this
      4  * work for additional information regarding copyright ownership. The ASF
      5  * licenses this file to You under the Apache License, Version 2.0 (the
      6  * "License"); you may not use this file except in compliance with the License.
      7  * You may obtain a copy of the License at
      8  *
      9  * http://www.apache.org/licenses/LICENSE-2.0
     10  *
     11  * Unless required by applicable law or agreed to in writing, software
     12  * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
     13  * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
     14  * License for the specific language governing permissions and limitations under
     15  * the License.
     16  */
     17 
     18 package com.squareup.okhttp.internal.tls;
     19 
     20 import com.squareup.okhttp.internal.Util;
     21 import java.io.ByteArrayInputStream;
     22 import java.security.cert.CertificateFactory;
     23 import java.security.cert.X509Certificate;
     24 import javax.net.ssl.HostnameVerifier;
     25 import javax.net.ssl.SSLSession;
     26 import javax.security.auth.x500.X500Principal;
     27 import org.junit.Ignore;
     28 import org.junit.Test;
     29 
     30 import static org.junit.Assert.assertEquals;
     31 import static org.junit.Assert.assertFalse;
     32 import static org.junit.Assert.assertTrue;
     33 
     34 /**
     35  * Tests for our hostname verifier. Most of these tests are from AOSP, which
     36  * itself includes tests from the Apache HTTP Client test suite.
     37  */
     38 public final class HostnameVerifierTest {
     39   private HostnameVerifier verifier = OkHostnameVerifier.INSTANCE;
     40 
     41   @Test public void verify() throws Exception {
     42     FakeSSLSession session = new FakeSSLSession();
     43     assertFalse(verifier.verify("localhost", session));
     44   }
     45 
     46   @Test public void verifyCn() throws Exception {
     47     // CN=foo.com
     48     SSLSession session = session(""
     49         + "-----BEGIN CERTIFICATE-----\n"
     50         + "MIIERjCCAy6gAwIBAgIJAIz+EYMBU6aQMA0GCSqGSIb3DQEBBQUAMIGiMQswCQYD\n"
     51         + "VQQGEwJDQTELMAkGA1UECBMCQkMxEjAQBgNVBAcTCVZhbmNvdXZlcjEWMBQGA1UE\n"
     52         + "ChMNd3d3LmN1Y2JjLmNvbTEUMBIGA1UECxQLY29tbW9uc19zc2wxHTAbBgNVBAMU\n"
     53         + "FGRlbW9faW50ZXJtZWRpYXRlX2NhMSUwIwYJKoZIhvcNAQkBFhZqdWxpdXNkYXZp\n"
     54         + "ZXNAZ21haWwuY29tMB4XDTA2MTIxMTE1MzE0MVoXDTI4MTEwNTE1MzE0MVowgaQx\n"
     55         + "CzAJBgNVBAYTAlVTMREwDwYDVQQIEwhNYXJ5bGFuZDEUMBIGA1UEBxMLRm9yZXN0\n"
     56         + "IEhpbGwxFzAVBgNVBAoTDmh0dHBjb21wb25lbnRzMRowGAYDVQQLExF0ZXN0IGNl\n"
     57         + "cnRpZmljYXRlczEQMA4GA1UEAxMHZm9vLmNvbTElMCMGCSqGSIb3DQEJARYWanVs\n"
     58         + "aXVzZGF2aWVzQGdtYWlsLmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoC\n"
     59         + "ggEBAMhjr5aCPoyp0R1iroWAfnEyBMGYWoCidH96yGPFjYLowez5aYKY1IOKTY2B\n"
     60         + "lYho4O84X244QrZTRl8kQbYtxnGh4gSCD+Z8gjZ/gMvLUlhqOb+WXPAUHMB39GRy\n"
     61         + "zerA/ZtrlUqf+lKo0uWcocxeRc771KN8cPH3nHZ0rV0Hx4ZAZy6U4xxObe4rtSVY\n"
     62         + "07hNKXAb2odnVqgzcYiDkLV8ilvEmoNWMWrp8UBqkTcpEhYhCYp3cTkgJwMSuqv8\n"
     63         + "BqnGd87xQU3FVZI4tbtkB+KzjD9zz8QCDJAfDjZHR03KNQ5mxOgXwxwKw6lGMaiV\n"
     64         + "JTxpTKqym93whYk93l3ocEe55c0CAwEAAaN7MHkwCQYDVR0TBAIwADAsBglghkgB\n"
     65         + "hvhCAQ0EHxYdT3BlblNTTCBHZW5lcmF0ZWQgQ2VydGlmaWNhdGUwHQYDVR0OBBYE\n"
     66         + "FJ8Ud78/OrbKOIJCSBYs2tDLXofYMB8GA1UdIwQYMBaAFHua2o+QmU5S0qzbswNS\n"
     67         + "yoemDT4NMA0GCSqGSIb3DQEBBQUAA4IBAQC3jRmEya6sQCkmieULcvx8zz1euCk9\n"
     68         + "fSez7BEtki8+dmfMXe3K7sH0lI8f4jJR0rbSCjpmCQLYmzC3NxBKeJOW0RcjNBpO\n"
     69         + "c2JlGO9auXv2GDP4IYiXElLJ6VSqc8WvDikv0JmCCWm0Zga+bZbR/EWN5DeEtFdF\n"
     70         + "815CLpJZNcYwiYwGy/CVQ7w2TnXlG+mraZOz+owr+cL6J/ZesbdEWfjoS1+cUEhE\n"
     71         + "HwlNrAu8jlZ2UqSgskSWlhYdMTAP9CPHiUv9N7FcT58Itv/I4fKREINQYjDpvQcx\n"
     72         + "SaTYb9dr5sB4WLNglk7zxDtM80H518VvihTcP7FHL+Gn6g4j5fkI98+S\n"
     73         + "-----END CERTIFICATE-----\n");
     74     assertTrue(verifier.verify("foo.com", session));
     75     assertFalse(verifier.verify("a.foo.com", session));
     76     assertFalse(verifier.verify("bar.com", session));
     77   }
     78 
     79   @Test public void verifyNonAsciiCn() throws Exception {
     80     // CN=花子.co.jp
     81     SSLSession session = session(""
     82         + "-----BEGIN CERTIFICATE-----\n"
     83         + "MIIESzCCAzOgAwIBAgIJAIz+EYMBU6aTMA0GCSqGSIb3DQEBBQUAMIGiMQswCQYD\n"
     84         + "VQQGEwJDQTELMAkGA1UECBMCQkMxEjAQBgNVBAcTCVZhbmNvdXZlcjEWMBQGA1UE\n"
     85         + "ChMNd3d3LmN1Y2JjLmNvbTEUMBIGA1UECxQLY29tbW9uc19zc2wxHTAbBgNVBAMU\n"
     86         + "FGRlbW9faW50ZXJtZWRpYXRlX2NhMSUwIwYJKoZIhvcNAQkBFhZqdWxpdXNkYXZp\n"
     87         + "ZXNAZ21haWwuY29tMB4XDTA2MTIxMTE1NDIxNVoXDTI4MTEwNTE1NDIxNVowgakx\n"
     88         + "CzAJBgNVBAYTAlVTMREwDwYDVQQIDAhNYXJ5bGFuZDEUMBIGA1UEBwwLRm9yZXN0\n"
     89         + "IEhpbGwxFzAVBgNVBAoMDmh0dHBjb21wb25lbnRzMRowGAYDVQQLDBF0ZXN0IGNl\n"
     90         + "cnRpZmljYXRlczEVMBMGA1UEAwwM6Iqx5a2QLmNvLmpwMSUwIwYJKoZIhvcNAQkB\n"
     91         + "FhZqdWxpdXNkYXZpZXNAZ21haWwuY29tMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8A\n"
     92         + "MIIBCgKCAQEAyGOvloI+jKnRHWKuhYB+cTIEwZhagKJ0f3rIY8WNgujB7PlpgpjU\n"
     93         + "g4pNjYGViGjg7zhfbjhCtlNGXyRBti3GcaHiBIIP5nyCNn+Ay8tSWGo5v5Zc8BQc\n"
     94         + "wHf0ZHLN6sD9m2uVSp/6UqjS5ZyhzF5FzvvUo3xw8fecdnStXQfHhkBnLpTjHE5t\n"
     95         + "7iu1JVjTuE0pcBvah2dWqDNxiIOQtXyKW8Sag1YxaunxQGqRNykSFiEJindxOSAn\n"
     96         + "AxK6q/wGqcZ3zvFBTcVVkji1u2QH4rOMP3PPxAIMkB8ONkdHTco1DmbE6BfDHArD\n"
     97         + "qUYxqJUlPGlMqrKb3fCFiT3eXehwR7nlzQIDAQABo3sweTAJBgNVHRMEAjAAMCwG\n"
     98         + "CWCGSAGG+EIBDQQfFh1PcGVuU1NMIEdlbmVyYXRlZCBDZXJ0aWZpY2F0ZTAdBgNV\n"
     99         + "HQ4EFgQUnxR3vz86tso4gkJIFiza0Mteh9gwHwYDVR0jBBgwFoAUe5raj5CZTlLS\n"
    100         + "rNuzA1LKh6YNPg0wDQYJKoZIhvcNAQEFBQADggEBALJ27i3okV/KvlDp6KMID3gd\n"
    101         + "ITl68PyItzzx+SquF8gahMh016NX73z/oVZoVUNdftla8wPUB1GwIkAnGkhQ9LHK\n"
    102         + "spBdbRiCj0gMmLCsX8SrjFvr7cYb2cK6J/fJe92l1tg/7Y4o7V/s4JBe/cy9U9w8\n"
    103         + "a0ctuDmEBCgC784JMDtT67klRfr/2LlqWhlOEq7pUFxRLbhpquaAHSOjmIcWnVpw\n"
    104         + "9BsO7qe46hidgn39hKh1WjKK2VcL/3YRsC4wUi0PBtFW6ScMCuMhgIRXSPU55Rae\n"
    105         + "UIlOdPjjr1SUNWGId1rD7W16Scpwnknn310FNxFMHVI0GTGFkNdkilNCFJcIoRA=\n"
    106         + "-----END CERTIFICATE-----\n");
    107     assertTrue(verifier.verify("\u82b1\u5b50.co.jp", session));
    108     assertFalse(verifier.verify("a.\u82b1\u5b50.co.jp", session));
    109   }
    110 
    111   @Test public void verifySubjectAlt() throws Exception {
    112     // CN=foo.com, subjectAlt=bar.com
    113     SSLSession session = session(""
    114         + "-----BEGIN CERTIFICATE-----\n"
    115         + "MIIEXDCCA0SgAwIBAgIJAIz+EYMBU6aRMA0GCSqGSIb3DQEBBQUAMIGiMQswCQYD\n"
    116         + "VQQGEwJDQTELMAkGA1UECBMCQkMxEjAQBgNVBAcTCVZhbmNvdXZlcjEWMBQGA1UE\n"
    117         + "ChMNd3d3LmN1Y2JjLmNvbTEUMBIGA1UECxQLY29tbW9uc19zc2wxHTAbBgNVBAMU\n"
    118         + "FGRlbW9faW50ZXJtZWRpYXRlX2NhMSUwIwYJKoZIhvcNAQkBFhZqdWxpdXNkYXZp\n"
    119         + "ZXNAZ21haWwuY29tMB4XDTA2MTIxMTE1MzYyOVoXDTI4MTEwNTE1MzYyOVowgaQx\n"
    120         + "CzAJBgNVBAYTAlVTMREwDwYDVQQIEwhNYXJ5bGFuZDEUMBIGA1UEBxMLRm9yZXN0\n"
    121         + "IEhpbGwxFzAVBgNVBAoTDmh0dHBjb21wb25lbnRzMRowGAYDVQQLExF0ZXN0IGNl\n"
    122         + "cnRpZmljYXRlczEQMA4GA1UEAxMHZm9vLmNvbTElMCMGCSqGSIb3DQEJARYWanVs\n"
    123         + "aXVzZGF2aWVzQGdtYWlsLmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoC\n"
    124         + "ggEBAMhjr5aCPoyp0R1iroWAfnEyBMGYWoCidH96yGPFjYLowez5aYKY1IOKTY2B\n"
    125         + "lYho4O84X244QrZTRl8kQbYtxnGh4gSCD+Z8gjZ/gMvLUlhqOb+WXPAUHMB39GRy\n"
    126         + "zerA/ZtrlUqf+lKo0uWcocxeRc771KN8cPH3nHZ0rV0Hx4ZAZy6U4xxObe4rtSVY\n"
    127         + "07hNKXAb2odnVqgzcYiDkLV8ilvEmoNWMWrp8UBqkTcpEhYhCYp3cTkgJwMSuqv8\n"
    128         + "BqnGd87xQU3FVZI4tbtkB+KzjD9zz8QCDJAfDjZHR03KNQ5mxOgXwxwKw6lGMaiV\n"
    129         + "JTxpTKqym93whYk93l3ocEe55c0CAwEAAaOBkDCBjTAJBgNVHRMEAjAAMCwGCWCG\n"
    130         + "SAGG+EIBDQQfFh1PcGVuU1NMIEdlbmVyYXRlZCBDZXJ0aWZpY2F0ZTAdBgNVHQ4E\n"
    131         + "FgQUnxR3vz86tso4gkJIFiza0Mteh9gwHwYDVR0jBBgwFoAUe5raj5CZTlLSrNuz\n"
    132         + "A1LKh6YNPg0wEgYDVR0RBAswCYIHYmFyLmNvbTANBgkqhkiG9w0BAQUFAAOCAQEA\n"
    133         + "dQyprNZBmVnvuVWjV42sey/PTfkYShJwy1j0/jcFZR/ypZUovpiHGDO1DgL3Y3IP\n"
    134         + "zVQ26uhUsSw6G0gGRiaBDe/0LUclXZoJzXX1qpS55OadxW73brziS0sxRgGrZE/d\n"
    135         + "3g5kkio6IED47OP6wYnlmZ7EKP9cqjWwlnvHnnUcZ2SscoLNYs9rN9ccp8tuq2by\n"
    136         + "88OyhKwGjJfhOudqfTNZcDzRHx4Fzm7UsVaycVw4uDmhEHJrAsmMPpj/+XRK9/42\n"
    137         + "2xq+8bc6HojdtbCyug/fvBZvZqQXSmU8m8IVcMmWMz0ZQO8ee3QkBHMZfCy7P/kr\n"
    138         + "VbWx/uETImUu+NZg22ewEw==\n"
    139         + "-----END CERTIFICATE-----\n");
    140     assertFalse(verifier.verify("foo.com", session));
    141     assertFalse(verifier.verify("a.foo.com", session));
    142     assertTrue(verifier.verify("bar.com", session));
    143     assertFalse(verifier.verify("a.bar.com", session));
    144   }
    145 
    146   /**
    147    * Ignored due to incompatibilities between Android and Java on how non-ASCII
    148    * subject alt names are parsed. Android fails to parse these, which means we
    149    * fall back to the CN. The RI does parse them, so the CN is unused.
    150    */
    151   @Test @Ignore public void verifyNonAsciiSubjectAlt() throws Exception {
    152     // CN=foo.com, subjectAlt=bar.com, subjectAlt=花子.co.jp
    153     // (hanako.co.jp in kanji)
    154     SSLSession session = session(""
    155         + "-----BEGIN CERTIFICATE-----\n"
    156         + "MIIEajCCA1KgAwIBAgIJAIz+EYMBU6aSMA0GCSqGSIb3DQEBBQUAMIGiMQswCQYD\n"
    157         + "VQQGEwJDQTELMAkGA1UECBMCQkMxEjAQBgNVBAcTCVZhbmNvdXZlcjEWMBQGA1UE\n"
    158         + "ChMNd3d3LmN1Y2JjLmNvbTEUMBIGA1UECxQLY29tbW9uc19zc2wxHTAbBgNVBAMU\n"
    159         + "FGRlbW9faW50ZXJtZWRpYXRlX2NhMSUwIwYJKoZIhvcNAQkBFhZqdWxpdXNkYXZp\n"
    160         + "ZXNAZ21haWwuY29tMB4XDTA2MTIxMTE1MzgxM1oXDTI4MTEwNTE1MzgxM1owgaQx\n"
    161         + "CzAJBgNVBAYTAlVTMREwDwYDVQQIEwhNYXJ5bGFuZDEUMBIGA1UEBxMLRm9yZXN0\n"
    162         + "IEhpbGwxFzAVBgNVBAoTDmh0dHBjb21wb25lbnRzMRowGAYDVQQLExF0ZXN0IGNl\n"
    163         + "cnRpZmljYXRlczEQMA4GA1UEAxMHZm9vLmNvbTElMCMGCSqGSIb3DQEJARYWanVs\n"
    164         + "aXVzZGF2aWVzQGdtYWlsLmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoC\n"
    165         + "ggEBAMhjr5aCPoyp0R1iroWAfnEyBMGYWoCidH96yGPFjYLowez5aYKY1IOKTY2B\n"
    166         + "lYho4O84X244QrZTRl8kQbYtxnGh4gSCD+Z8gjZ/gMvLUlhqOb+WXPAUHMB39GRy\n"
    167         + "zerA/ZtrlUqf+lKo0uWcocxeRc771KN8cPH3nHZ0rV0Hx4ZAZy6U4xxObe4rtSVY\n"
    168         + "07hNKXAb2odnVqgzcYiDkLV8ilvEmoNWMWrp8UBqkTcpEhYhCYp3cTkgJwMSuqv8\n"
    169         + "BqnGd87xQU3FVZI4tbtkB+KzjD9zz8QCDJAfDjZHR03KNQ5mxOgXwxwKw6lGMaiV\n"
    170         + "JTxpTKqym93whYk93l3ocEe55c0CAwEAAaOBnjCBmzAJBgNVHRMEAjAAMCwGCWCG\n"
    171         + "SAGG+EIBDQQfFh1PcGVuU1NMIEdlbmVyYXRlZCBDZXJ0aWZpY2F0ZTAdBgNVHQ4E\n"
    172         + "FgQUnxR3vz86tso4gkJIFiza0Mteh9gwHwYDVR0jBBgwFoAUe5raj5CZTlLSrNuz\n"
    173         + "A1LKh6YNPg0wIAYDVR0RBBkwF4IHYmFyLmNvbYIM6Iqx5a2QLmNvLmpwMA0GCSqG\n"
    174         + "SIb3DQEBBQUAA4IBAQBeZs7ZIYyKtdnVxVvdLgwySEPOE4pBSXii7XYv0Q9QUvG/\n"
    175         + "++gFGQh89HhABzA1mVUjH5dJTQqSLFvRfqTHqLpxSxSWqMHnvRM4cPBkIRp/XlMK\n"
    176         + "PlXadYtJLPTgpbgvulA1ickC9EwlNYWnowZ4uxnfsMghW4HskBqaV+PnQ8Zvy3L0\n"
    177         + "12c7Cg4mKKS5pb1HdRuiD2opZ+Hc77gRQLvtWNS8jQvd/iTbh6fuvTKfAOFoXw22\n"
    178         + "sWIKHYrmhCIRshUNohGXv50m2o+1w9oWmQ6Dkq7lCjfXfUB4wIbggJjpyEtbNqBt\n"
    179         + "j4MC2x5rfsLKKqToKmNE7pFEgqwe8//Aar1b+Qj+\n"
    180         + "-----END CERTIFICATE-----\n");
    181     assertTrue(verifier.verify("foo.com", session));
    182     assertFalse(verifier.verify("a.foo.com", session));
    183     // these checks test alternative subjects. The test data contains an
    184     // alternative subject starting with a japanese kanji character. This is
    185     // not supported by Android because the underlying implementation from
    186     // harmony follows the definition from rfc 1034 page 10 for alternative
    187     // subject names. This causes the code to drop all alternative subjects.
    188     // assertTrue(verifier.verify("bar.com", session));
    189     // assertFalse(verifier.verify("a.bar.com", session));
    190     // assertFalse(verifier.verify("a.\u82b1\u5b50.co.jp", session));
    191   }
    192 
    193   @Test public void verifySubjectAltOnly() throws Exception {
    194     // subjectAlt=foo.com
    195     SSLSession session = session(""
    196         + "-----BEGIN CERTIFICATE-----\n"
    197         + "MIIESjCCAzKgAwIBAgIJAIz+EYMBU6aYMA0GCSqGSIb3DQEBBQUAMIGiMQswCQYD\n"
    198         + "VQQGEwJDQTELMAkGA1UECBMCQkMxEjAQBgNVBAcTCVZhbmNvdXZlcjEWMBQGA1UE\n"
    199         + "ChMNd3d3LmN1Y2JjLmNvbTEUMBIGA1UECxQLY29tbW9uc19zc2wxHTAbBgNVBAMU\n"
    200         + "FGRlbW9faW50ZXJtZWRpYXRlX2NhMSUwIwYJKoZIhvcNAQkBFhZqdWxpdXNkYXZp\n"
    201         + "ZXNAZ21haWwuY29tMB4XDTA2MTIxMTE2MjYxMFoXDTI4MTEwNTE2MjYxMFowgZIx\n"
    202         + "CzAJBgNVBAYTAlVTMREwDwYDVQQIDAhNYXJ5bGFuZDEUMBIGA1UEBwwLRm9yZXN0\n"
    203         + "IEhpbGwxFzAVBgNVBAoMDmh0dHBjb21wb25lbnRzMRowGAYDVQQLDBF0ZXN0IGNl\n"
    204         + "cnRpZmljYXRlczElMCMGCSqGSIb3DQEJARYWanVsaXVzZGF2aWVzQGdtYWlsLmNv\n"
    205         + "bTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoCggEBAMhjr5aCPoyp0R1iroWA\n"
    206         + "fnEyBMGYWoCidH96yGPFjYLowez5aYKY1IOKTY2BlYho4O84X244QrZTRl8kQbYt\n"
    207         + "xnGh4gSCD+Z8gjZ/gMvLUlhqOb+WXPAUHMB39GRyzerA/ZtrlUqf+lKo0uWcocxe\n"
    208         + "Rc771KN8cPH3nHZ0rV0Hx4ZAZy6U4xxObe4rtSVY07hNKXAb2odnVqgzcYiDkLV8\n"
    209         + "ilvEmoNWMWrp8UBqkTcpEhYhCYp3cTkgJwMSuqv8BqnGd87xQU3FVZI4tbtkB+Kz\n"
    210         + "jD9zz8QCDJAfDjZHR03KNQ5mxOgXwxwKw6lGMaiVJTxpTKqym93whYk93l3ocEe5\n"
    211         + "5c0CAwEAAaOBkDCBjTAJBgNVHRMEAjAAMCwGCWCGSAGG+EIBDQQfFh1PcGVuU1NM\n"
    212         + "IEdlbmVyYXRlZCBDZXJ0aWZpY2F0ZTAdBgNVHQ4EFgQUnxR3vz86tso4gkJIFiza\n"
    213         + "0Mteh9gwHwYDVR0jBBgwFoAUe5raj5CZTlLSrNuzA1LKh6YNPg0wEgYDVR0RBAsw\n"
    214         + "CYIHZm9vLmNvbTANBgkqhkiG9w0BAQUFAAOCAQEAjl78oMjzFdsMy6F1sGg/IkO8\n"
    215         + "tF5yUgPgFYrs41yzAca7IQu6G9qtFDJz/7ehh/9HoG+oqCCIHPuIOmS7Sd0wnkyJ\n"
    216         + "Y7Y04jVXIb3a6f6AgBkEFP1nOT0z6kjT7vkA5LJ2y3MiDcXuRNMSta5PYVnrX8aZ\n"
    217         + "yiqVUNi40peuZ2R8mAUSBvWgD7z2qWhF8YgDb7wWaFjg53I36vWKn90ZEti3wNCw\n"
    218         + "qAVqixM+J0qJmQStgAc53i2aTMvAQu3A3snvH/PHTBo+5UL72n9S1kZyNCsVf1Qo\n"
    219         + "n8jKTiRriEM+fMFlcgQP284EBFzYHyCXFb9O/hMjK2+6mY9euMB1U1aFFzM/Bg==\n"
    220         + "-----END CERTIFICATE-----\n");
    221     assertTrue(verifier.verify("foo.com", session));
    222     assertFalse(verifier.verify("a.foo.com", session));
    223     assertTrue(verifier.verify("foo.com", session));
    224     assertFalse(verifier.verify("a.foo.com", session));
    225   }
    226 
    227   @Test public void verifyMultipleCn() throws Exception {
    228     // CN=foo.com, CN=bar.com, CN=花子.co.jp
    229     SSLSession session = session(""
    230         + "-----BEGIN CERTIFICATE-----\n"
    231         + "MIIEbzCCA1egAwIBAgIJAIz+EYMBU6aXMA0GCSqGSIb3DQEBBQUAMIGiMQswCQYD\n"
    232         + "VQQGEwJDQTELMAkGA1UECBMCQkMxEjAQBgNVBAcTCVZhbmNvdXZlcjEWMBQGA1UE\n"
    233         + "ChMNd3d3LmN1Y2JjLmNvbTEUMBIGA1UECxQLY29tbW9uc19zc2wxHTAbBgNVBAMU\n"
    234         + "FGRlbW9faW50ZXJtZWRpYXRlX2NhMSUwIwYJKoZIhvcNAQkBFhZqdWxpdXNkYXZp\n"
    235         + "ZXNAZ21haWwuY29tMB4XDTA2MTIxMTE2MTk0NVoXDTI4MTEwNTE2MTk0NVowgc0x\n"
    236         + "CzAJBgNVBAYTAlVTMREwDwYDVQQIDAhNYXJ5bGFuZDEUMBIGA1UEBwwLRm9yZXN0\n"
    237         + "IEhpbGwxFzAVBgNVBAoMDmh0dHBjb21wb25lbnRzMRowGAYDVQQLDBF0ZXN0IGNl\n"
    238         + "cnRpZmljYXRlczEQMA4GA1UEAwwHZm9vLmNvbTEQMA4GA1UEAwwHYmFyLmNvbTEV\n"
    239         + "MBMGA1UEAwwM6Iqx5a2QLmNvLmpwMSUwIwYJKoZIhvcNAQkBFhZqdWxpdXNkYXZp\n"
    240         + "ZXNAZ21haWwuY29tMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAyGOv\n"
    241         + "loI+jKnRHWKuhYB+cTIEwZhagKJ0f3rIY8WNgujB7PlpgpjUg4pNjYGViGjg7zhf\n"
    242         + "bjhCtlNGXyRBti3GcaHiBIIP5nyCNn+Ay8tSWGo5v5Zc8BQcwHf0ZHLN6sD9m2uV\n"
    243         + "Sp/6UqjS5ZyhzF5FzvvUo3xw8fecdnStXQfHhkBnLpTjHE5t7iu1JVjTuE0pcBva\n"
    244         + "h2dWqDNxiIOQtXyKW8Sag1YxaunxQGqRNykSFiEJindxOSAnAxK6q/wGqcZ3zvFB\n"
    245         + "TcVVkji1u2QH4rOMP3PPxAIMkB8ONkdHTco1DmbE6BfDHArDqUYxqJUlPGlMqrKb\n"
    246         + "3fCFiT3eXehwR7nlzQIDAQABo3sweTAJBgNVHRMEAjAAMCwGCWCGSAGG+EIBDQQf\n"
    247         + "Fh1PcGVuU1NMIEdlbmVyYXRlZCBDZXJ0aWZpY2F0ZTAdBgNVHQ4EFgQUnxR3vz86\n"
    248         + "tso4gkJIFiza0Mteh9gwHwYDVR0jBBgwFoAUe5raj5CZTlLSrNuzA1LKh6YNPg0w\n"
    249         + "DQYJKoZIhvcNAQEFBQADggEBAGuZb8ai1NO2j4v3y9TLZvd5s0vh5/TE7n7RX+8U\n"
    250         + "y37OL5k7x9nt0mM1TyAKxlCcY+9h6frue8MemZIILSIvMrtzccqNz0V1WKgA+Orf\n"
    251         + "uUrabmn+CxHF5gpy6g1Qs2IjVYWA5f7FROn/J+Ad8gJYc1azOWCLQqSyfpNRLSvY\n"
    252         + "EriQFEV63XvkJ8JrG62b+2OT2lqT4OO07gSPetppdlSa8NBSKP6Aro9RIX1ZjUZQ\n"
    253         + "SpQFCfo02NO0uNRDPUdJx2huycdNb+AXHaO7eXevDLJ+QnqImIzxWiY6zLOdzjjI\n"
    254         + "VBMkLHmnP7SjGSQ3XA4ByrQOxfOUTyLyE7NuemhHppuQPxE=\n"
    255         + "-----END CERTIFICATE-----\n");
    256     assertFalse(verifier.verify("foo.com", session));
    257     assertFalse(verifier.verify("a.foo.com", session));
    258     assertFalse(verifier.verify("bar.com", session));
    259     assertFalse(verifier.verify("a.bar.com", session));
    260     assertTrue(verifier.verify("\u82b1\u5b50.co.jp", session));
    261     assertFalse(verifier.verify("a.\u82b1\u5b50.co.jp", session));
    262   }
    263 
    264   @Test public void verifyWilcardCn() throws Exception {
    265     // CN=*.foo.com
    266     SSLSession session = session(""
    267         + "-----BEGIN CERTIFICATE-----\n"
    268         + "MIIESDCCAzCgAwIBAgIJAIz+EYMBU6aUMA0GCSqGSIb3DQEBBQUAMIGiMQswCQYD\n"
    269         + "VQQGEwJDQTELMAkGA1UECBMCQkMxEjAQBgNVBAcTCVZhbmNvdXZlcjEWMBQGA1UE\n"
    270         + "ChMNd3d3LmN1Y2JjLmNvbTEUMBIGA1UECxQLY29tbW9uc19zc2wxHTAbBgNVBAMU\n"
    271         + "FGRlbW9faW50ZXJtZWRpYXRlX2NhMSUwIwYJKoZIhvcNAQkBFhZqdWxpdXNkYXZp\n"
    272         + "ZXNAZ21haWwuY29tMB4XDTA2MTIxMTE2MTU1NVoXDTI4MTEwNTE2MTU1NVowgaYx\n"
    273         + "CzAJBgNVBAYTAlVTMREwDwYDVQQIEwhNYXJ5bGFuZDEUMBIGA1UEBxMLRm9yZXN0\n"
    274         + "IEhpbGwxFzAVBgNVBAoTDmh0dHBjb21wb25lbnRzMRowGAYDVQQLExF0ZXN0IGNl\n"
    275         + "cnRpZmljYXRlczESMBAGA1UEAxQJKi5mb28uY29tMSUwIwYJKoZIhvcNAQkBFhZq\n"
    276         + "dWxpdXNkYXZpZXNAZ21haWwuY29tMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIB\n"
    277         + "CgKCAQEAyGOvloI+jKnRHWKuhYB+cTIEwZhagKJ0f3rIY8WNgujB7PlpgpjUg4pN\n"
    278         + "jYGViGjg7zhfbjhCtlNGXyRBti3GcaHiBIIP5nyCNn+Ay8tSWGo5v5Zc8BQcwHf0\n"
    279         + "ZHLN6sD9m2uVSp/6UqjS5ZyhzF5FzvvUo3xw8fecdnStXQfHhkBnLpTjHE5t7iu1\n"
    280         + "JVjTuE0pcBvah2dWqDNxiIOQtXyKW8Sag1YxaunxQGqRNykSFiEJindxOSAnAxK6\n"
    281         + "q/wGqcZ3zvFBTcVVkji1u2QH4rOMP3PPxAIMkB8ONkdHTco1DmbE6BfDHArDqUYx\n"
    282         + "qJUlPGlMqrKb3fCFiT3eXehwR7nlzQIDAQABo3sweTAJBgNVHRMEAjAAMCwGCWCG\n"
    283         + "SAGG+EIBDQQfFh1PcGVuU1NMIEdlbmVyYXRlZCBDZXJ0aWZpY2F0ZTAdBgNVHQ4E\n"
    284         + "FgQUnxR3vz86tso4gkJIFiza0Mteh9gwHwYDVR0jBBgwFoAUe5raj5CZTlLSrNuz\n"
    285         + "A1LKh6YNPg0wDQYJKoZIhvcNAQEFBQADggEBAH0ipG6J561UKUfgkeW7GvYwW98B\n"
    286         + "N1ZooWX+JEEZK7+Pf/96d3Ij0rw9ACfN4bpfnCq0VUNZVSYB+GthQ2zYuz7tf/UY\n"
    287         + "A6nxVgR/IjG69BmsBl92uFO7JTNtHztuiPqBn59pt+vNx4yPvno7zmxsfI7jv0ww\n"
    288         + "yfs+0FNm7FwdsC1k47GBSOaGw38kuIVWqXSAbL4EX9GkryGGOKGNh0qvAENCdRSB\n"
    289         + "G9Z6tyMbmfRY+dLSh3a9JwoEcBUso6EWYBakLbq4nG/nvYdYvG9ehrnLVwZFL82e\n"
    290         + "l3Q/RK95bnA6cuRClGusLad0e6bjkBzx/VQ3VarDEpAkTLUGVAa0CLXtnyc=\n"
    291         + "-----END CERTIFICATE-----\n");
    292     assertTrue(verifier.verify("foo.com", session));
    293     assertTrue(verifier.verify("www.foo.com", session));
    294     assertTrue(verifier.verify("\u82b1\u5b50.foo.com", session));
    295     assertFalse(verifier.verify("a.b.foo.com", session));
    296   }
    297 
    298   @Test public void verifyWilcardCnOnTld() throws Exception {
    299     // It's the CA's responsibility to not issue broad-matching certificates!
    300     // CN=*.co.jp
    301     SSLSession session = session(""
    302         + "-----BEGIN CERTIFICATE-----\n"
    303         + "MIIERjCCAy6gAwIBAgIJAIz+EYMBU6aVMA0GCSqGSIb3DQEBBQUAMIGiMQswCQYD\n"
    304         + "VQQGEwJDQTELMAkGA1UECBMCQkMxEjAQBgNVBAcTCVZhbmNvdXZlcjEWMBQGA1UE\n"
    305         + "ChMNd3d3LmN1Y2JjLmNvbTEUMBIGA1UECxQLY29tbW9uc19zc2wxHTAbBgNVBAMU\n"
    306         + "FGRlbW9faW50ZXJtZWRpYXRlX2NhMSUwIwYJKoZIhvcNAQkBFhZqdWxpdXNkYXZp\n"
    307         + "ZXNAZ21haWwuY29tMB4XDTA2MTIxMTE2MTYzMFoXDTI4MTEwNTE2MTYzMFowgaQx\n"
    308         + "CzAJBgNVBAYTAlVTMREwDwYDVQQIEwhNYXJ5bGFuZDEUMBIGA1UEBxMLRm9yZXN0\n"
    309         + "IEhpbGwxFzAVBgNVBAoTDmh0dHBjb21wb25lbnRzMRowGAYDVQQLExF0ZXN0IGNl\n"
    310         + "cnRpZmljYXRlczEQMA4GA1UEAxQHKi5jby5qcDElMCMGCSqGSIb3DQEJARYWanVs\n"
    311         + "aXVzZGF2aWVzQGdtYWlsLmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEPADCCAQoC\n"
    312         + "ggEBAMhjr5aCPoyp0R1iroWAfnEyBMGYWoCidH96yGPFjYLowez5aYKY1IOKTY2B\n"
    313         + "lYho4O84X244QrZTRl8kQbYtxnGh4gSCD+Z8gjZ/gMvLUlhqOb+WXPAUHMB39GRy\n"
    314         + "zerA/ZtrlUqf+lKo0uWcocxeRc771KN8cPH3nHZ0rV0Hx4ZAZy6U4xxObe4rtSVY\n"
    315         + "07hNKXAb2odnVqgzcYiDkLV8ilvEmoNWMWrp8UBqkTcpEhYhCYp3cTkgJwMSuqv8\n"
    316         + "BqnGd87xQU3FVZI4tbtkB+KzjD9zz8QCDJAfDjZHR03KNQ5mxOgXwxwKw6lGMaiV\n"
    317         + "JTxpTKqym93whYk93l3ocEe55c0CAwEAAaN7MHkwCQYDVR0TBAIwADAsBglghkgB\n"
    318         + "hvhCAQ0EHxYdT3BlblNTTCBHZW5lcmF0ZWQgQ2VydGlmaWNhdGUwHQYDVR0OBBYE\n"
    319         + "FJ8Ud78/OrbKOIJCSBYs2tDLXofYMB8GA1UdIwQYMBaAFHua2o+QmU5S0qzbswNS\n"
    320         + "yoemDT4NMA0GCSqGSIb3DQEBBQUAA4IBAQA0sWglVlMx2zNGvUqFC73XtREwii53\n"
    321         + "CfMM6mtf2+f3k/d8KXhLNySrg8RRlN11zgmpPaLtbdTLrmG4UdAHHYr8O4y2BBmE\n"
    322         + "1cxNfGxxechgF8HX10QV4dkyzp6Z1cfwvCeMrT5G/V1pejago0ayXx+GPLbWlNeZ\n"
    323         + "S+Kl0m3p+QplXujtwG5fYcIpaGpiYraBLx3Tadih39QN65CnAh/zRDhLCUzKyt9l\n"
    324         + "UGPLEUDzRHMPHLnSqT1n5UU5UDRytbjJPXzF+l/+WZIsanefWLsxnkgAuZe/oMMF\n"
    325         + "EJMryEzOjg4Tfuc5qM0EXoPcQ/JlheaxZ40p2IyHqbsWV4MRYuFH4bkM\n"
    326         + "-----END CERTIFICATE-----\n");
    327     assertTrue(verifier.verify("foo.co.jp", session));
    328     assertTrue(verifier.verify("\u82b1\u5b50.co.jp", session));
    329   }
    330 
    331   /**
    332    * Ignored due to incompatibilities between Android and Java on how non-ASCII
    333    * subject alt names are parsed. Android fails to parse these, which means we
    334    * fall back to the CN. The RI does parse them, so the CN is unused.
    335    */
    336   @Test @Ignore public void testWilcardNonAsciiSubjectAlt() throws Exception {
    337     // CN=*.foo.com, subjectAlt=*.bar.com, subjectAlt=*.花子.co.jp
    338     // (*.hanako.co.jp in kanji)
    339     SSLSession session = session(""
    340         + "-----BEGIN CERTIFICATE-----\n"
    341         + "MIIEcDCCA1igAwIBAgIJAIz+EYMBU6aWMA0GCSqGSIb3DQEBBQUAMIGiMQswCQYD\n"
    342         + "VQQGEwJDQTELMAkGA1UECBMCQkMxEjAQBgNVBAcTCVZhbmNvdXZlcjEWMBQGA1UE\n"
    343         + "ChMNd3d3LmN1Y2JjLmNvbTEUMBIGA1UECxQLY29tbW9uc19zc2wxHTAbBgNVBAMU\n"
    344         + "FGRlbW9faW50ZXJtZWRpYXRlX2NhMSUwIwYJKoZIhvcNAQkBFhZqdWxpdXNkYXZp\n"
    345         + "ZXNAZ21haWwuY29tMB4XDTA2MTIxMTE2MTczMVoXDTI4MTEwNTE2MTczMVowgaYx\n"
    346         + "CzAJBgNVBAYTAlVTMREwDwYDVQQIEwhNYXJ5bGFuZDEUMBIGA1UEBxMLRm9yZXN0\n"
    347         + "IEhpbGwxFzAVBgNVBAoTDmh0dHBjb21wb25lbnRzMRowGAYDVQQLExF0ZXN0IGNl\n"
    348         + "cnRpZmljYXRlczESMBAGA1UEAxQJKi5mb28uY29tMSUwIwYJKoZIhvcNAQkBFhZq\n"
    349         + "dWxpdXNkYXZpZXNAZ21haWwuY29tMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIB\n"
    350         + "CgKCAQEAyGOvloI+jKnRHWKuhYB+cTIEwZhagKJ0f3rIY8WNgujB7PlpgpjUg4pN\n"
    351         + "jYGViGjg7zhfbjhCtlNGXyRBti3GcaHiBIIP5nyCNn+Ay8tSWGo5v5Zc8BQcwHf0\n"
    352         + "ZHLN6sD9m2uVSp/6UqjS5ZyhzF5FzvvUo3xw8fecdnStXQfHhkBnLpTjHE5t7iu1\n"
    353         + "JVjTuE0pcBvah2dWqDNxiIOQtXyKW8Sag1YxaunxQGqRNykSFiEJindxOSAnAxK6\n"
    354         + "q/wGqcZ3zvFBTcVVkji1u2QH4rOMP3PPxAIMkB8ONkdHTco1DmbE6BfDHArDqUYx\n"
    355         + "qJUlPGlMqrKb3fCFiT3eXehwR7nlzQIDAQABo4GiMIGfMAkGA1UdEwQCMAAwLAYJ\n"
    356         + "YIZIAYb4QgENBB8WHU9wZW5TU0wgR2VuZXJhdGVkIENlcnRpZmljYXRlMB0GA1Ud\n"
    357         + "DgQWBBSfFHe/Pzq2yjiCQkgWLNrQy16H2DAfBgNVHSMEGDAWgBR7mtqPkJlOUtKs\n"
    358         + "27MDUsqHpg0+DTAkBgNVHREEHTAbggkqLmJhci5jb22CDiou6Iqx5a2QLmNvLmpw\n"
    359         + "MA0GCSqGSIb3DQEBBQUAA4IBAQBobWC+D5/lx6YhX64CwZ26XLjxaE0S415ajbBq\n"
    360         + "DK7lz+Rg7zOE3GsTAMi+ldUYnhyz0wDiXB8UwKXl0SDToB2Z4GOgqQjAqoMmrP0u\n"
    361         + "WB6Y6dpkfd1qDRUzI120zPYgSdsXjHW9q2H77iV238hqIU7qCvEz+lfqqWEY504z\n"
    362         + "hYNlknbUnR525ItosEVwXFBJTkZ3Yw8gg02c19yi8TAh5Li3Ad8XQmmSJMWBV4XK\n"
    363         + "qFr0AIZKBlg6NZZFf/0dP9zcKhzSriW27bY0XfzA6GSiRDXrDjgXq6baRT6YwgIg\n"
    364         + "pgJsDbJtZfHnV1nd3M6zOtQPm1TIQpNmMMMd/DPrGcUQerD3\n"
    365         + "-----END CERTIFICATE-----\n");
    366     // try the foo.com variations
    367     assertTrue(verifier.verify("foo.com", session));
    368     assertTrue(verifier.verify("www.foo.com", session));
    369     assertTrue(verifier.verify("\u82b1\u5b50.foo.com", session));
    370     assertFalse(verifier.verify("a.b.foo.com", session));
    371     // these checks test alternative subjects. The test data contains an
    372     // alternative subject starting with a japanese kanji character. This is
    373     // not supported by Android because the underlying implementation from
    374     // harmony follows the definition from rfc 1034 page 10 for alternative
    375     // subject names. This causes the code to drop all alternative subjects.
    376     // assertFalse(verifier.verify("bar.com", session));
    377     // assertTrue(verifier.verify("www.bar.com", session));
    378     // assertTrue(verifier.verify("\u82b1\u5b50.bar.com", session));
    379     // assertTrue(verifier.verify("a.b.bar.com", session));
    380   }
    381 
    382   @Test public void subjectAltUsesLocalDomainAndIp() throws Exception {
    383     // cat cert.cnf
    384     // [req]
    385     // distinguished_name=distinguished_name
    386     // req_extensions=req_extensions
    387     // x509_extensions=x509_extensions
    388     // [distinguished_name]
    389     // [req_extensions]
    390     // [x509_extensions]
    391     // subjectAltName=DNS:localhost.localdomain,DNS:localhost,IP:127.0.0.1
    392     //
    393     // $ openssl req -x509 -nodes -days 36500 -subj '/CN=localhost' -config ./cert.cnf \
    394     //     -newkey rsa:512 -out cert.pem
    395     X509Certificate certificate = certificate(""
    396         + "-----BEGIN CERTIFICATE-----\n"
    397         + "MIIBWDCCAQKgAwIBAgIJANS1EtICX2AZMA0GCSqGSIb3DQEBBQUAMBQxEjAQBgNV\n"
    398         + "BAMTCWxvY2FsaG9zdDAgFw0xMjAxMDIxOTA4NThaGA8yMTExMTIwOTE5MDg1OFow\n"
    399         + "FDESMBAGA1UEAxMJbG9jYWxob3N0MFwwDQYJKoZIhvcNAQEBBQADSwAwSAJBAPpt\n"
    400         + "atK8r4/hf4hSIs0os/BSlQLbRBaK9AfBReM4QdAklcQqe6CHsStKfI8pp0zs7Ptg\n"
    401         + "PmMdpbttL0O7mUboBC8CAwEAAaM1MDMwMQYDVR0RBCowKIIVbG9jYWxob3N0Lmxv\n"
    402         + "Y2FsZG9tYWlugglsb2NhbGhvc3SHBH8AAAEwDQYJKoZIhvcNAQEFBQADQQD0ntfL\n"
    403         + "DCzOCv9Ma6Lv5o5jcYWVxvBSTsnt22hsJpWD1K7iY9lbkLwl0ivn73pG2evsAn9G\n"
    404         + "X8YKH52fnHsCrhSD\n"
    405         + "-----END CERTIFICATE-----");
    406     assertEquals(new X500Principal("CN=localhost"), certificate.getSubjectX500Principal());
    407 
    408     FakeSSLSession session = new FakeSSLSession(certificate);
    409     assertTrue(verifier.verify("localhost", session));
    410     assertTrue(verifier.verify("localhost.localdomain", session));
    411     assertFalse(verifier.verify("local.host", session));
    412 
    413     assertTrue(verifier.verify("127.0.0.1", session));
    414     assertFalse(verifier.verify("127.0.0.2", session));
    415   }
    416 
    417   @Test public void wildcardsCannotMatchIpAddresses() throws Exception {
    418     // openssl req -x509 -nodes -days 36500 -subj '/CN=*.0.0.1' -newkey rsa:512 -out cert.pem
    419     SSLSession session = session(""
    420         + "-----BEGIN CERTIFICATE-----\n"
    421         + "MIIBkjCCATygAwIBAgIJAMdemqOwd/BEMA0GCSqGSIb3DQEBBQUAMBIxEDAOBgNV\n"
    422         + "BAMUByouMC4wLjEwIBcNMTAxMjIwMTY0NDI1WhgPMjExMDExMjYxNjQ0MjVaMBIx\n"
    423         + "EDAOBgNVBAMUByouMC4wLjEwXDANBgkqhkiG9w0BAQEFAANLADBIAkEAqY8c9Qrt\n"
    424         + "YPWCvb7lclI+aDHM6fgbJcHsS9Zg8nUOh5dWrS7AgeA25wyaokFl4plBbbHQe2j+\n"
    425         + "cCjsRiJIcQo9HwIDAQABo3MwcTAdBgNVHQ4EFgQUJ436TZPJvwCBKklZZqIvt1Yt\n"
    426         + "JjEwQgYDVR0jBDswOYAUJ436TZPJvwCBKklZZqIvt1YtJjGhFqQUMBIxEDAOBgNV\n"
    427         + "BAMUByouMC4wLjGCCQDHXpqjsHfwRDAMBgNVHRMEBTADAQH/MA0GCSqGSIb3DQEB\n"
    428         + "BQUAA0EAk9i88xdjWoewqvE+iMC9tD2obMchgFDaHH0ogxxiRaIKeEly3g0uGxIt\n"
    429         + "fl2WRY8hb4x+zRrwsFaLEpdEvqcjOQ==\n"
    430         + "-----END CERTIFICATE-----");
    431     assertFalse(verifier.verify("127.0.0.1", session));
    432   }
    433 
    434   /**
    435    * Earlier implementations of Android's hostname verifier required that
    436    * wildcard names wouldn't match "*.com" or similar. This was a nonstandard
    437    * check that we've since dropped. It is the CA's responsibility to not hand
    438    * out certificates that match so broadly.
    439    */
    440   @Test public void wildcardsDoesNotNeedTwoDots() throws Exception {
    441     // openssl req -x509 -nodes -days 36500 -subj '/CN=*.com' -newkey rsa:512 -out cert.pem
    442     SSLSession session = session(""
    443         + "-----BEGIN CERTIFICATE-----\n"
    444         + "MIIBjDCCATagAwIBAgIJAOVulXCSu6HuMA0GCSqGSIb3DQEBBQUAMBAxDjAMBgNV\n"
    445         + "BAMUBSouY29tMCAXDTEwMTIyMDE2NDkzOFoYDzIxMTAxMTI2MTY0OTM4WjAQMQ4w\n"
    446         + "DAYDVQQDFAUqLmNvbTBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDJd8xqni+h7Iaz\n"
    447         + "ypItivs9kPuiJUqVz+SuJ1C05SFc3PmlRCvwSIfhyD67fHcbMdl+A/LrIjhhKZJe\n"
    448         + "1joO0+pFAgMBAAGjcTBvMB0GA1UdDgQWBBS4Iuzf5w8JdCp+EtBfdFNudf6+YzBA\n"
    449         + "BgNVHSMEOTA3gBS4Iuzf5w8JdCp+EtBfdFNudf6+Y6EUpBIwEDEOMAwGA1UEAxQF\n"
    450         + "Ki5jb22CCQDlbpVwkruh7jAMBgNVHRMEBTADAQH/MA0GCSqGSIb3DQEBBQUAA0EA\n"
    451         + "U6LFxmZr31lFyis2/T68PpjAppc0DpNQuA2m/Y7oTHBDi55Fw6HVHCw3lucuWZ5d\n"
    452         + "qUYo4ES548JdpQtcLrW2sA==\n"
    453         + "-----END CERTIFICATE-----");
    454     assertTrue(verifier.verify("google.com", session));
    455   }
    456 
    457   @Test public void subjectAltName() throws Exception {
    458     // $ cat ./cert.cnf
    459     // [req]
    460     // distinguished_name=distinguished_name
    461     // req_extensions=req_extensions
    462     // x509_extensions=x509_extensions
    463     // [distinguished_name]
    464     // [req_extensions]
    465     // [x509_extensions]
    466     // subjectAltName=DNS:bar.com,DNS:baz.com
    467     //
    468     // $ openssl req -x509 -nodes -days 36500 -subj '/CN=foo.com' -config ./cert.cnf \
    469     //     -newkey rsa:512 -out cert.pem
    470     SSLSession session = session(""
    471         + "-----BEGIN CERTIFICATE-----\n"
    472         + "MIIBPTCB6KADAgECAgkA7zoHaaqNGHQwDQYJKoZIhvcNAQEFBQAwEjEQMA4GA1UE\n"
    473         + "AxMHZm9vLmNvbTAgFw0xMDEyMjAxODM5MzZaGA8yMTEwMTEyNjE4MzkzNlowEjEQ\n"
    474         + "MA4GA1UEAxMHZm9vLmNvbTBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQC+gmoSxF+8\n"
    475         + "hbV+rgRQqHIJd50216OWQJbU3BvdlPbca779NYO4+UZWTFdBM8BdQqs3H4B5Agvp\n"
    476         + "y7HeSff1F7XRAgMBAAGjHzAdMBsGA1UdEQQUMBKCB2Jhci5jb22CB2Jhei5jb20w\n"
    477         + "DQYJKoZIhvcNAQEFBQADQQBXpZZPOY2Dy1lGG81JTr8L4or9jpKacD7n51eS8iqI\n"
    478         + "oTznPNuXHU5bFN0AAGX2ij47f/EahqTpo5RdS95P4sVm\n"
    479         + "-----END CERTIFICATE-----");
    480     assertFalse(verifier.verify("foo.com", session));
    481     assertTrue(verifier.verify("bar.com", session));
    482     assertTrue(verifier.verify("baz.com", session));
    483     assertFalse(verifier.verify("a.foo.com", session));
    484     assertFalse(verifier.verify("quux.com", session));
    485   }
    486 
    487   @Test public void subjectAltNameWithWildcard() throws Exception {
    488     // $ cat ./cert.cnf
    489     // [req]
    490     // distinguished_name=distinguished_name
    491     // req_extensions=req_extensions
    492     // x509_extensions=x509_extensions
    493     // [distinguished_name]
    494     // [req_extensions]
    495     // [x509_extensions]
    496     // subjectAltName=DNS:bar.com,DNS:*.baz.com
    497     //
    498     // $ openssl req -x509 -nodes -days 36500 -subj '/CN=foo.com' -config ./cert.cnf \
    499     //     -newkey rsa:512 -out cert.pem
    500     SSLSession session = session(""
    501         + "-----BEGIN CERTIFICATE-----\n"
    502         + "MIIBPzCB6qADAgECAgkAnv/7Jv5r7pMwDQYJKoZIhvcNAQEFBQAwEjEQMA4GA1UE\n"
    503         + "AxMHZm9vLmNvbTAgFw0xMDEyMjAxODQ2MDFaGA8yMTEwMTEyNjE4NDYwMVowEjEQ\n"
    504         + "MA4GA1UEAxMHZm9vLmNvbTBcMA0GCSqGSIb3DQEBAQUAA0sAMEgCQQDAz2YXnyog\n"
    505         + "YdYLSFr/OEgSumtwqtZKJTB4wqTW/eKbBCEzxnyUMxWZIqUGu353PzwfOuWp2re3\n"
    506         + "nvVV+QDYQlh9AgMBAAGjITAfMB0GA1UdEQQWMBSCB2Jhci5jb22CCSouYmF6LmNv\n"
    507         + "bTANBgkqhkiG9w0BAQUFAANBAB8yrSl8zqy07i0SNYx2B/FnvQY734pxioaqFWfO\n"
    508         + "Bqo1ZZl/9aPHEWIwBrxYNVB0SGu/kkbt/vxqOjzzrkXukmI=\n"
    509         + "-----END CERTIFICATE-----");
    510     assertFalse(verifier.verify("foo.com", session));
    511     assertTrue(verifier.verify("bar.com", session));
    512     assertTrue(verifier.verify("a.baz.com", session));
    513     assertTrue(verifier.verify("baz.com", session));
    514     assertFalse(verifier.verify("a.foo.com", session));
    515     assertFalse(verifier.verify("a.bar.com", session));
    516     assertFalse(verifier.verify("quux.com", session));
    517   }
    518 
    519   @Test public void verifyAsIpAddress() {
    520     // IPv4
    521     assertTrue(OkHostnameVerifier.verifyAsIpAddress("127.0.0.1"));
    522     assertTrue(OkHostnameVerifier.verifyAsIpAddress("1.2.3.4"));
    523 
    524     // IPv6
    525     assertTrue(OkHostnameVerifier.verifyAsIpAddress("::1"));
    526     assertTrue(OkHostnameVerifier.verifyAsIpAddress("2001:db8::1"));
    527     assertTrue(OkHostnameVerifier.verifyAsIpAddress("::192.168.0.1"));
    528     assertTrue(OkHostnameVerifier.verifyAsIpAddress("::ffff:192.168.0.1"));
    529     assertTrue(OkHostnameVerifier.verifyAsIpAddress("FEDC:BA98:7654:3210:FEDC:BA98:7654:3210"));
    530     assertTrue(OkHostnameVerifier.verifyAsIpAddress("1080:0:0:0:8:800:200C:417A"));
    531     assertTrue(OkHostnameVerifier.verifyAsIpAddress("1080::8:800:200C:417A"));
    532     assertTrue(OkHostnameVerifier.verifyAsIpAddress("FF01::101"));
    533     assertTrue(OkHostnameVerifier.verifyAsIpAddress("0:0:0:0:0:0:13.1.68.3"));
    534     assertTrue(OkHostnameVerifier.verifyAsIpAddress("0:0:0:0:0:FFFF:129.144.52.38"));
    535     assertTrue(OkHostnameVerifier.verifyAsIpAddress("::13.1.68.3"));
    536     assertTrue(OkHostnameVerifier.verifyAsIpAddress("::FFFF:129.144.52.38"));
    537 
    538     // Hostnames
    539     assertFalse(OkHostnameVerifier.verifyAsIpAddress("go"));
    540     assertFalse(OkHostnameVerifier.verifyAsIpAddress("localhost"));
    541     assertFalse(OkHostnameVerifier.verifyAsIpAddress("squareup.com"));
    542     assertFalse(OkHostnameVerifier.verifyAsIpAddress("www.nintendo.co.jp"));
    543   }
    544 
    545   private X509Certificate certificate(String certificate) throws Exception {
    546     return (X509Certificate) CertificateFactory.getInstance("X.509").generateCertificate(
    547         new ByteArrayInputStream(certificate.getBytes(Util.UTF_8)));
    548   }
    549 
    550   private SSLSession session(String certificate) throws Exception {
    551     return new FakeSSLSession(certificate(certificate));
    552   }
    553 }
    554