net/test/ct_test_util.cc

   1 // Copyright 2013 The Chromium Authors. All rights reserved.
   2 // Use of this source code is governed by a BSD-style license that can be
   3 // found in the LICENSE file.
   4
   5 #include "net/test/ct_test_util.h"
   6
   7 #include <stdint.h>
   8 #include <string>
   9 #include <vector>
  10
  11 #include "base/strings/string_number_conversions.h"
  12 #include "base/strings/string_piece.h"
  13 #include "base/strings/string_util.h"
  14 #include "net/cert/ct_serialization.h"
  15 #include "net/cert/signed_certificate_timestamp.h"
  16 #include "net/cert/signed_tree_head.h"
  17 #include "net/cert/x509_certificate.h"
  18
  19 namespace net {
  20
  21 namespace ct {
  22
  23 namespace {
  24
  25 std::string HexToBytes(const char* hex_data) {
  26   std::vector<uint8> output;
  27   std::string result;
  28   if (base::HexStringToBytes(hex_data, &output))
  29     result.assign(reinterpret_cast<const char*>(&output[0]), output.size());
  30   return result;
  31 }
  32
  33 // The following test vectors are from
  34 // http://code.google.com/p/certificate-transparency
  35
  36 const char kDefaultDerCert[] =
  37     "308202ca30820233a003020102020106300d06092a864886f70d01010505003055310b3009"
  38     "06035504061302474231243022060355040a131b4365727469666963617465205472616e73"
  39     "706172656e6379204341310e300c0603550408130557616c65733110300e06035504071307"
  40     "4572772057656e301e170d3132303630313030303030305a170d3232303630313030303030"
  41     "305a3052310b30090603550406130247423121301f060355040a1318436572746966696361"
  42     "7465205472616e73706172656e6379310e300c0603550408130557616c65733110300e0603"
  43     "55040713074572772057656e30819f300d06092a864886f70d010101050003818d00308189"
  44     "02818100b1fa37936111f8792da2081c3fe41925008531dc7f2c657bd9e1de4704160b4c9f"
  45     "19d54ada4470404c1c51341b8f1f7538dddd28d9aca48369fc5646ddcc7617f8168aae5b41"
  46     "d43331fca2dadfc804d57208949061f9eef902ca47ce88c644e000f06eeeccabdc9dd2f68a"
  47     "22ccb09dc76e0dbc73527765b1a37a8c676253dcc10203010001a381ac3081a9301d060355"
  48     "1d0e041604146a0d982a3b62c44b6d2ef4e9bb7a01aa9cb798e2307d0603551d2304763074"
  49     "80145f9d880dc873e654d4f80dd8e6b0c124b447c355a159a4573055310b30090603550406"
  50     "1302474231243022060355040a131b4365727469666963617465205472616e73706172656e"
  51     "6379204341310e300c0603550408130557616c65733110300e060355040713074572772057"
  52     "656e82010030090603551d1304023000300d06092a864886f70d010105050003818100171c"
  53     "d84aac414a9a030f22aac8f688b081b2709b848b4e5511406cd707fed028597a9faefc2eee"
  54     "2978d633aaac14ed3235197da87e0f71b8875f1ac9e78b281749ddedd007e3ecf50645f8cb"
  55     "f667256cd6a1647b5e13203bb8582de7d6696f656d1c60b95f456b7fcf338571908f1c6972"
  56     "7d24c4fccd249295795814d1dac0e6";
  57
  58 const char kDefaultIssuerKeyHash[] =
  59     "02adddca08b8bf9861f035940c940156d8350fdff899a6239c6bd77255b8f8fc";
  60
  61 const char kDefaultDerTbsCert[] =
  62     "30820233a003020102020107300d06092a864886f70d01010505003055310b300906035504"
  63     "061302474231243022060355040a131b4365727469666963617465205472616e7370617265"
  64     "6e6379204341310e300c0603550408130557616c65733110300e0603550407130745727720"
  65     "57656e301e170d3132303630313030303030305a170d3232303630313030303030305a3052"
  66     "310b30090603550406130247423121301f060355040a131843657274696669636174652054"
  67     "72616e73706172656e6379310e300c0603550408130557616c65733110300e060355040713"
  68     "074572772057656e30819f300d06092a864886f70d010101050003818d0030818902818100"
  69     "beef98e7c26877ae385f75325a0c1d329bedf18faaf4d796bf047eb7e1ce15c95ba2f80ee4"
  70     "58bd7db86f8a4b252191a79bd700c38e9c0389b45cd4dc9a120ab21e0cb41cd0e72805a410"
  71     "cd9c5bdb5d4927726daf1710f60187377ea25b1a1e39eed0b88119dc154dc68f7da8e30caf"
  72     "158a33e6c9509f4a05b01409ff5dd87eb50203010001a381ac3081a9301d0603551d0e0416"
  73     "04142031541af25c05ffd8658b6843794f5e9036f7b4307d0603551d230476307480145f9d"
  74     "880dc873e654d4f80dd8e6b0c124b447c355a159a4573055310b3009060355040613024742"
  75     "31243022060355040a131b4365727469666963617465205472616e73706172656e63792043"
  76     "41310e300c0603550408130557616c65733110300e060355040713074572772057656e8201"
  77     "0030090603551d1304023000";
  78
  79 const char kTestDigitallySigned[] =
  80     "0403004730450220606e10ae5c2d5a1b0aed49dc4937f48de71a4e9784e9c208dfbfe9ef53"
  81     "6cf7f2022100beb29c72d7d06d61d06bdb38a069469aa86fe12e18bb7cc45689a2c0187ef5"
  82     "a5";
  83
  84 const char kTestSignedCertificateTimestamp[] =
  85     "00df1c2ec11500945247a96168325ddc5c7959e8f7c6d388fc002e0bbd3f74d7640000013d"
  86     "db27ded900000403004730450220606e10ae5c2d5a1b0aed49dc4937f48de71a4e9784e9c2"
  87     "08dfbfe9ef536cf7f2022100beb29c72d7d06d61d06bdb38a069469aa86fe12e18bb7cc456"
  88     "89a2c0187ef5a5";
  89
  90 const char kEcP256PublicKey[] =
  91     "3059301306072a8648ce3d020106082a8648ce3d0301070342000499783cb14533c0161a5a"
  92     "b45bf95d08a29cd0ea8dd4c84274e2be59ad15c676960cf0afa1074a57ac644b23479e5b3f"
  93     "b7b245eb4b420ef370210371a944beaceb";
  94
  95 const char kTestKeyId[] =
  96     "df1c2ec11500945247a96168325ddc5c7959e8f7c6d388fc002e0bbd3f74d764";
  97
  98 const char kTestSCTSignatureData[] =
  99     "30450220606e10ae5c2d5a1b0aed49dc4937f48de71a4e9784e9c208dfbfe9ef536cf7f202"
 100     "2100beb29c72d7d06d61d06bdb38a069469aa86fe12e18bb7cc45689a2c0187ef5a5";
 101
 102 const char kTestSCTPrecertSignatureData[] =
 103     "30450220482f6751af35dba65436be1fd6640f3dbf9a41429495924530288fa3e5e23e0602"
 104     "2100e4edc0db3ac572b1e2f5e8ab6a680653987dcf41027dfeffa105519d89edbf08";
 105
 106 // A well-formed OCSP response with fake SCT contents. Does not come from
 107 // http://code.google.com/p/certificate-transparency, does not pertain to any
 108 // of the test certs here, and is only used to test extracting the extension
 109 // contents from the response.
 110 const char kFakeOCSPResponse[] =
 111     "3082016e0a0100a08201673082016306092b060105050730010104820154308201503081ba"
 112     "a21604144edfdf5ff9c90ffacfca66e7fbc436bc39ee3fc7180f3230313030313031303630"
 113     "3030305a30818e30818b3049300906052b0e03021a050004141833a1e6a4f09577cca0e64c"
 114     "e7d145ca4b93700904144edfdf5ff9c90ffacfca66e7fbc436bc39ee3fc7021001aef99bde"
 115     "e0bb58c6f2b816bc3ae02f8000180f32303130303130313036303030305aa011180f323033"
 116     "30303130313036303030305aa11830163014060a2b06010401d67902040504060404746573"
 117     "74300d06092a864886f70d0101050500038181003586ffcf0794e64eb643d52a3d570a1c93"
 118     "836395986a2f792dd4e9c70b05161186c55c1658e0607dc9ec0d0924ac37fb99506c870579"
 119     "634be1de62ba2fced5f61f3b428f959fcee9bddf6f268c8e14c14fdf3b447786e638a5c8cc"
 120     "b610893df17a60e4cff30f4780aeffe0086ef19910f0d9cd7414bc93d1945686f88ad0a3c3"
 121     ;
 122
 123 const char kFakeOCSPResponseCert[] =
 124     "3082022930820192a003020102021001aef99bdee0bb58c6f2b816bc3ae02f300d06092a86"
 125     "4886f70d01010505003015311330110603550403130a54657374696e67204341301e170d31"
 126     "30303130313036303030305a170d3332313230313036303030305a30373112301006035504"
 127     "0313093132372e302e302e31310b300906035504061302585831143012060355040a130b54"
 128     "657374696e67204f726730819d300d06092a864886f70d010101050003818b003081870281"
 129     "8100a71998f2930bfe73d031a87f133d2f378eeeeed52a77e44d0fc9ff6f07ff32cbf3da99"
 130     "9de4ed65832afcb0807f98787506539d258a0ce3c2c77967653099a9034a9b115a876c39a8"
 131     "c4e4ed4acd0c64095946fb39eeeb47a0704dbb018acf48c3a1c4b895fc409fb4a340a986b1"
 132     "afc45519ab9eca47c30185c771c64aa5ecf07d020103a35a3058303a06082b060105050701"
 133     "01010100042b3029302706082b06010505073001861b687474703a2f2f3132372e302e302e"
 134     "313a35353038312f6f637370301a0603551d200101000410300e300c060a2b06010401d679"
 135     "020401300d06092a864886f70d01010505000381810065e04fadd3484197f3412479d917e1"
 136     "9d8f7db57b526f2d0e4c046f86cebe643bf568ea0cd6570b228842aa057c6a7c79f209dfcd"
 137     "3419a4d93b1ecfb1c0224f33083c7d4da023499fbd00d81d6711ad58ffcf65f1545247fe9d"
 138     "83203425fd706b4fc5e797002af3d88151be5901eef56ec30aacdfc404be1bd35865ff1943"
 139     "2516";
 140
 141 const char kFakeOCSPResponseIssuerCert[] =
 142     "308201d13082013aa003020102020101300d06092a864886f70d0101050500301531133011"
 143     "0603550403130a54657374696e67204341301e170d3130303130313036303030305a170d33"
 144     "32313230313036303030305a3015311330110603550403130a54657374696e672043413081"
 145     "9d300d06092a864886f70d010101050003818b0030818702818100a71998f2930bfe73d031"
 146     "a87f133d2f378eeeeed52a77e44d0fc9ff6f07ff32cbf3da999de4ed65832afcb0807f9878"
 147     "7506539d258a0ce3c2c77967653099a9034a9b115a876c39a8c4e4ed4acd0c64095946fb39"
 148     "eeeb47a0704dbb018acf48c3a1c4b895fc409fb4a340a986b1afc45519ab9eca47c30185c7"
 149     "71c64aa5ecf07d020103a333303130120603551d130101ff040830060101ff020100301b06"
 150     "03551d200101000411300f300d060b2b06010401d6790201ce0f300d06092a864886f70d01"
 151     "01050500038181003f4936f8d00e83fbdde331f2c64335dcf7dec8b1a2597683edeed61af0"
 152     "fa862412fad848938fe7ab77f1f9a43671ff6fdb729386e26f49e7aca0c0ea216e5970d933"
 153     "3ea1e11df2ccb357a5fed5220f9c6239e8946b9b7517707631d51ab996833d58a022cff5a6"
 154     "2169ac9258ec110efee78da9ab4a641e3b3c9ee5e8bd291460";
 155
 156
 157 const char kFakeOCSPExtensionValue[] = "74657374";  // "test"
 158
 159 // For the sample STH
 160 const char kSampleSTHSHA256RootHash[] =
 161     "726467216167397babca293dca398e4ce6b621b18b9bc42f30c900d1f92ac1e4";
 162 const char kSampleSTHTreeHeadSignature[] =
 163     "0403004730450220365a91a2a88f2b9332f41d8959fa7086da7e6d634b7b089bc9da066426"
 164     "6c7a20022100e38464f3c0fd066257b982074f7ac87655e0c8f714768a050b4be9a7b441cb"
 165     "d3";
 166
 167 }  // namespace
 168
 169 void GetX509CertLogEntry(LogEntry* entry) {
 170   entry->type = ct::LogEntry::LOG_ENTRY_TYPE_X509;
 171   entry->leaf_certificate = HexToBytes(kDefaultDerCert);
 172 }
 173
 174 std::string GetDerEncodedX509Cert() { return HexToBytes(kDefaultDerCert); }
 175
 176 void GetPrecertLogEntry(LogEntry* entry) {
 177   entry->type = ct::LogEntry::LOG_ENTRY_TYPE_PRECERT;
 178   std::string issuer_hash(HexToBytes(kDefaultIssuerKeyHash));
 179   memcpy(entry->issuer_key_hash.data, issuer_hash.data(), issuer_hash.size());
 180   entry->tbs_certificate = HexToBytes(kDefaultDerTbsCert);
 181 }
 182
 183 std::string GetTestDigitallySigned() {
 184   return HexToBytes(kTestDigitallySigned);
 185 }
 186
 187 std::string GetTestSignedCertificateTimestamp() {
 188   return HexToBytes(kTestSignedCertificateTimestamp);
 189 }
 190
 191 std::string GetTestPublicKey() {
 192   return HexToBytes(kEcP256PublicKey);
 193 }
 194
 195 std::string GetTestPublicKeyId() {
 196   return HexToBytes(kTestKeyId);
 197 }
 198
 199 void GetX509CertSCT(scoped_refptr<SignedCertificateTimestamp>* sct_ref) {
 200   CHECK(sct_ref != NULL);
 201   *sct_ref = new SignedCertificateTimestamp();
 202   SignedCertificateTimestamp *const sct(sct_ref->get());
 203   sct->version = ct::SignedCertificateTimestamp::SCT_VERSION_1;
 204   sct->log_id = HexToBytes(kTestKeyId);
 205   // Time the log issued a SCT for this certificate, which is
 206   // Fri Apr  5 10:04:16.089 2013
 207   sct->timestamp = base::Time::UnixEpoch() +
 208       base::TimeDelta::FromMilliseconds(INT64_C(1365181456089));
 209   sct->extensions.clear();
 210
 211   sct->signature.hash_algorithm = ct::DigitallySigned::HASH_ALGO_SHA256;
 212   sct->signature.signature_algorithm = ct::DigitallySigned::SIG_ALGO_ECDSA;
 213   sct->signature.signature_data = HexToBytes(kTestSCTSignatureData);
 214 }
 215
 216 void GetPrecertSCT(scoped_refptr<SignedCertificateTimestamp>* sct_ref) {
 217   CHECK(sct_ref != NULL);
 218   *sct_ref = new SignedCertificateTimestamp();
 219   SignedCertificateTimestamp *const sct(sct_ref->get());
 220   sct->version = ct::SignedCertificateTimestamp::SCT_VERSION_1;
 221   sct->log_id = HexToBytes(kTestKeyId);
 222   // Time the log issued a SCT for this Precertificate, which is
 223   // Fri Apr  5 10:04:16.275 2013
 224   sct->timestamp = base::Time::UnixEpoch() +
 225     base::TimeDelta::FromMilliseconds(INT64_C(1365181456275));
 226   sct->extensions.clear();
 227
 228   sct->signature.hash_algorithm = ct::DigitallySigned::HASH_ALGO_SHA256;
 229   sct->signature.signature_algorithm = ct::DigitallySigned::SIG_ALGO_ECDSA;
 230   sct->signature.signature_data = HexToBytes(kTestSCTPrecertSignatureData);
 231 }
 232
 233 std::string GetDefaultIssuerKeyHash() {
 234   return HexToBytes(kDefaultIssuerKeyHash);
 235 }
 236
 237 std::string GetDerEncodedFakeOCSPResponse() {
 238 return HexToBytes(kFakeOCSPResponse);
 239 }
 240
 241 std::string GetFakeOCSPExtensionValue() {
 242   return HexToBytes(kFakeOCSPExtensionValue);
 243 }
 244
 245 std::string GetDerEncodedFakeOCSPResponseCert() {
 246   return HexToBytes(kFakeOCSPResponseCert);
 247 }
 248
 249 std::string GetDerEncodedFakeOCSPResponseIssuerCert() {
 250   return HexToBytes(kFakeOCSPResponseIssuerCert);
 251 }
 252
 253 std::string GetSampleSTHSHA256RootHash() {
 254   return HexToBytes(kSampleSTHSHA256RootHash);
 255 }
 256
 257 // A sample, valid STH
 258 void GetSignedTreeHead(SignedTreeHead* sth) {
 259   sth->version = SignedTreeHead::V1;
 260   sth->timestamp = base::Time::UnixEpoch() +
 261                    base::TimeDelta::FromMilliseconds(1396877277237);
 262   sth->tree_size = 21u;
 263   std::string sha256_root_hash = GetSampleSTHSHA256RootHash();
 264   memcpy(sth->sha256_root_hash, sha256_root_hash.c_str(), kSthRootHashLength);
 265
 266   std::string tree_head_signature = HexToBytes(kSampleSTHTreeHeadSignature);
 267   base::StringPiece sp(tree_head_signature);
 268   DecodeDigitallySigned(&sp, &(sth->signature));
 269 }
 270
 271 }  // namespace ct
 272
 273 }  // namespace net