| /* |
| * Copyright (C) 2011 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package org.conscrypt; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.InputStream; |
| import java.security.cert.CertificateException; |
| import java.security.cert.CertificateFactory; |
| import java.security.cert.X509Certificate; |
| import junit.framework.TestCase; |
| |
| public class ChainStrengthAnalyzerTest extends TestCase { |
| |
| //openssl req -x509 -nodes -days 365 -subj '/C=US/ST=Testsota/L=Testville/CN=test.com' \ |
| //-newkey rsa:2048 -sha256 -keyout k.pem -out good.pem |
| private static final String GOOD_PEM = "" + |
| "-----BEGIN CERTIFICATE-----\n" + |
| "MIIDYTCCAkmgAwIBAgIJAPFX8KGuEZcgMA0GCSqGSIb3DQEBCwUAMEcxCzAJBgNV\n" + |
| "BAYTAlVTMREwDwYDVQQIDAhUZXN0c290YTESMBAGA1UEBwwJVGVzdHZpbGxlMREw\n" + |
| "DwYDVQQDDAh0ZXN0LmNvbTAeFw0xMjEwMTUyMTQ0MTBaFw0xMzEwMTUyMTQ0MTBa\n" + |
| "MEcxCzAJBgNVBAYTAlVTMREwDwYDVQQIDAhUZXN0c290YTESMBAGA1UEBwwJVGVz\n" + |
| "dHZpbGxlMREwDwYDVQQDDAh0ZXN0LmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEP\n" + |
| "ADCCAQoCggEBAM44hz3eTINuAIS9OYmg6DkUIj3MItn5dgbcMEdbXrhNpeWY93ho\n" + |
| "WQFfsqcSSx28NzqKJmnX+cyinzIUfVde/qciP9P7fxRDokRsf34DJ6gXQplz6P2t\n" + |
| "s4CWjYM+WXJrvEUgLUQ3CBV0CCrtYvG1B9wYsBdAdWkVaMxTvEt7aVxcvJYzp+KU\n" + |
| "ME7HDg0PVxptvUExIskcqKVmW7i748AgBLhd0r1nFWLuH20d42Aowja0Wi19fWl2\n" + |
| "SEMErDRjG8jIPUdSoOLPVLGTktEpex51xnAaZ+I7hy6zs55dq8ua/hE/v2cXIkiQ\n" + |
| "ZXpWyvI/MaKEfeydLnNpa7J3GpH3KW93HQcCAwEAAaNQME4wHQYDVR0OBBYEFA0M\n" + |
| "RI+3hIPCSpVVArisr3Y3/sheMB8GA1UdIwQYMBaAFA0MRI+3hIPCSpVVArisr3Y3\n" + |
| "/sheMAwGA1UdEwQFMAMBAf8wDQYJKoZIhvcNAQELBQADggEBAFgUNyuy2qaJvgDO\n" + |
| "plYudTrJR38O3id1B5oKOzgTEgRrfmHHfyloY4fL5gjAGNp7vdlDKSHC2Ebo23/X\n" + |
| "Wg535MJ2296R855jaTMdkSE0+4ASpdmon1D007H0FhLyojlKVta3pqMAF1zsp0YF\n" + |
| "Mf3V/rVMDxCOnbSnqAX0+1nW8Qm4Jgrr3AAMafZk6ypq0xuNQn+sUWuIWw3Xv5Jl\n" + |
| "KehjnuKtMgVYkn2ItRNnUdhm2dQK+Phdb5Yg8WHXN/r9sZQdORg8FQS9TfQJmimB\n" + |
| "CVYuqA9Dt0JJZPuO/Pd1yAxWP4NpxX1xr3lNQ5jrTO702QA3gOrscluULLzrYR50\n" + |
| "FoAjeos=\n" + |
| "-----END CERTIFICATE-----"; |
| |
| //openssl req -x509 -nodes -days 365 -subj '/C=US/ST=Testsota/L=Testville/CN=test.com' \ |
| //-newkey rsa:2048 -md5 -keyout k.pem -out md5.pem |
| private static final String MD5_PEM = "" + |
| "-----BEGIN CERTIFICATE-----\n" + |
| "MIIDYTCCAkmgAwIBAgIJAJsffMf2cyx0MA0GCSqGSIb3DQEBBAUAMEcxCzAJBgNV\n" + |
| "BAYTAlVTMREwDwYDVQQIDAhUZXN0c290YTESMBAGA1UEBwwJVGVzdHZpbGxlMREw\n" + |
| "DwYDVQQDDAh0ZXN0LmNvbTAeFw0xMjEwMTUyMTQzMzZaFw0xMzEwMTUyMTQzMzZa\n" + |
| "MEcxCzAJBgNVBAYTAlVTMREwDwYDVQQIDAhUZXN0c290YTESMBAGA1UEBwwJVGVz\n" + |
| "dHZpbGxlMREwDwYDVQQDDAh0ZXN0LmNvbTCCASIwDQYJKoZIhvcNAQEBBQADggEP\n" + |
| "ADCCAQoCggEBAOJyiUwgf/VsdbTTdx6dsb742adeBFBY1FpSWCeQW/JVtdMephbK\n" + |
| "AA00nu8Xq3dNx9bp8AqvzeyHi/RBsZOtb2eAsOXE3RbFy28ehDTHdG34fRQNT6kp\n" + |
| "RUHw8wrUGovMVqS8j+iW8HfAy3sjArje0ygz2NIETlNQbEOifAJtY+AEfZwZE0/0\n" + |
| "IMVP4hwTmIgyReJBDmAx31clwsWZSPar9x+WQfeJ3rfy5LBCtf3RUbdgnvynBHFk\n" + |
| "FjucwoqgOOXviCWxIa0F+ZAmZJBj5+pLN/V92RXOu0c2fR3Mf68J67OJ+K4ueo1N\n" + |
| "nBhRsulWMmGqIVjYOZQxiNzWYcOVXj3DTRMCAwEAAaNQME4wHQYDVR0OBBYEFJbY\n" + |
| "TU06RuJaiMBs2vzx5y0MbaQOMB8GA1UdIwQYMBaAFJbYTU06RuJaiMBs2vzx5y0M\n" + |
| "baQOMAwGA1UdEwQFMAMBAf8wDQYJKoZIhvcNAQEEBQADggEBAFEky0jLTmKefDVX\n" + |
| "8O84KoupmQ2qQQBaQF3F5GEuhi0qJRwnmsWkCmsxPP55S67WDFp3JH+LX14UxL4T\n" + |
| "fbG2CXHt/BF1yU3Z8JBwx3bDmfUnUOAFkO3nmByb11FyZTHMzq4jp03DexWREv4q\n" + |
| "Ai5+5Xb56VECgCH/hnGqhQeFGhlZUcSXobVhAU+39L6azWELXxk1K4bpVxYFGn1N\n" + |
| "uZ+dWmb6snPKDzG6J5IIX8QIs6G8H6ptj+QNoU/qTcZEnuzMJxpqMsyq10AA+bY/\n" + |
| "VAYyXeZm3XZrtqYosDeiUdmcL0jjmyQtyOcAoVUQWj1EJuRjXg4BvI6xxRAIPWYT\n" + |
| "EDeWHJE=\n" + |
| "-----END CERTIFICATE-----"; |
| |
| //openssl req -x509 -nodes -days 365 -subj '/C=US/ST=Testsota/L=Testville/CN=test.com' \ |
| //-newkey rsa:512 -sha256 -keyout k.pem -out short.pem |
| private static final String SHORT_PEM = "" + |
| "-----BEGIN CERTIFICATE-----\n" + |
| "MIIB1zCCAYGgAwIBAgIJAOxaz9TreDNIMA0GCSqGSIb3DQEBCwUAMEcxCzAJBgNV\n" + |
| "BAYTAlVTMREwDwYDVQQIDAhUZXN0c290YTESMBAGA1UEBwwJVGVzdHZpbGxlMREw\n" + |
| "DwYDVQQDDAh0ZXN0LmNvbTAeFw0xMjEwMTUyMTQzMjNaFw0xMzEwMTUyMTQzMjNa\n" + |
| "MEcxCzAJBgNVBAYTAlVTMREwDwYDVQQIDAhUZXN0c290YTESMBAGA1UEBwwJVGVz\n" + |
| "dHZpbGxlMREwDwYDVQQDDAh0ZXN0LmNvbTBcMA0GCSqGSIb3DQEBAQUAA0sAMEgC\n" + |
| "QQCoMgxK9HG0L+hXEht1mKq6ApN3+3lmIEVUcWQKL7EMmn9+L6rVSJyOAGwpTVG7\n" + |
| "eZ5uulC0Lkm5/bzKFSrCf1jlAgMBAAGjUDBOMB0GA1UdDgQWBBTda66RZsgUvR4e\n" + |
| "2RSsq65K1xcz0jAfBgNVHSMEGDAWgBTda66RZsgUvR4e2RSsq65K1xcz0jAMBgNV\n" + |
| "HRMEBTADAQH/MA0GCSqGSIb3DQEBCwUAA0EAZWYgoNDn6yEzcmWgsYnG3w2BT6fL\n" + |
| "Npi0+APKWkwxnEJk1kgpdeSTMgaHAphQ8qksHnSgeBAJSs2ZCQMinVPgOg==\n" + |
| "-----END CERTIFICATE-----"; |
| |
| public void testMD5() throws Exception { |
| assertBad(MD5_PEM, "Weak hash check did not fail as expected"); |
| } |
| |
| public void test512() throws Exception { |
| assertBad(SHORT_PEM, "Short modulus check did not fail as expected"); |
| } |
| |
| public void testGoodChain() throws Exception { |
| assertGood(GOOD_PEM); |
| } |
| |
| private static void assertBad(String pem, String msg) throws Exception { |
| try { |
| check(createCert(pem)); |
| fail(msg); |
| } catch (CertificateException expected) { |
| } |
| } |
| |
| private static void assertGood(String pem) throws Exception { |
| check(createCert(pem)); |
| } |
| |
| private static void check(X509Certificate cert) throws Exception { |
| X509Certificate[] chain = {cert}; |
| ChainStrengthAnalyzer.check(chain); |
| } |
| |
| private static X509Certificate createCert(String pem) throws Exception { |
| CertificateFactory cf = CertificateFactory.getInstance("X509"); |
| InputStream pemInput = new ByteArrayInputStream(pem.getBytes()); |
| return (X509Certificate) cf.generateCertificate(pemInput); |
| } |
| } |