Mercurial > hg > orthanc-object-storage
annotate UnitTestsSources/EncryptionTests.cpp @ 123:1fed4a5df9ad
fix framework version
| author | Alain Mazy <am@osimis.io> |
|---|---|
| date | Tue, 21 Nov 2023 14:16:36 +0100 |
| parents | b922ae86bbe1 |
| children | 3c7e0374f28e |
| rev | line source |
|---|---|
| 1 | 1 /** |
| 2 * Cloud storage plugins for Orthanc | |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
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3 * Copyright (C) 2020-2021 Osimis S.A., Belgium |
| 1 | 4 * |
| 5 * This program is free software: you can redistribute it and/or | |
| 6 * modify it under the terms of the GNU Affero General Public License | |
| 7 * as published by the Free Software Foundation, either version 3 of | |
| 8 * the License, or (at your option) any later version. | |
| 9 * | |
| 10 * This program is distributed in the hope that it will be useful, but | |
| 11 * WITHOUT ANY WARRANTY; without even the implied warranty of | |
| 12 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
| 13 * Affero General Public License for more details. | |
| 14 * | |
| 15 * You should have received a copy of the GNU Affero General Public License | |
| 16 * along with this program. If not, see <http://www.gnu.org/licenses/>. | |
| 17 **/ | |
|
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Sebastien Jodogne <s.jodogne@gmail.com>
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| 1 | 20 #include "gtest/gtest.h" |
| 21 | |
| 22 #include "../Common/EncryptionHelpers.h" | |
| 23 #include <boost/chrono/chrono.hpp> | |
| 24 #include <boost/date_time.hpp> | |
| 25 | |
| 26 TEST(EncryptionHelpers, GenerateKey) | |
| 27 { | |
| 28 CryptoPP::SecByteBlock key1, key2; | |
| 29 EncryptionHelpers::GenerateKey(key1); | |
| 30 EncryptionHelpers::GenerateKey(key2); | |
| 31 | |
| 32 // std::cout << EncryptionHelpers::ToHexString(key1) << std::endl; | |
| 33 // std::cout << EncryptionHelpers::ToHexString(key2) << std::endl; | |
| 34 | |
| 35 ASSERT_NE(key1, key2); | |
| 36 | |
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Sebastien Jodogne <s.jodogne@gmail.com>
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changeset
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37 ASSERT_EQ(32u, key1.size()); // right now, we work with 256bits key |
|
84c4ca822a13
fix warning in unit test
Sebastien Jodogne <s.jodogne@gmail.com>
parents:
1
diff
changeset
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38 ASSERT_EQ(32u * 2u, EncryptionHelpers::ToHexString(key1).size()); |
| 1 | 39 } |
| 40 | |
| 41 TEST(EncryptionHelpers, EncryptDecryptSimpleText) | |
| 42 { | |
| 43 CryptoPP::SecByteBlock masterKey; | |
| 44 EncryptionHelpers::GenerateKey(masterKey); | |
| 45 | |
| 46 EncryptionHelpers crypto; | |
| 47 crypto.SetCurrentMasterKey(1, masterKey); | |
| 48 | |
| 49 std::string plainTextMessage = "Plain text message"; | |
| 50 std::string encryptedMessage; | |
| 51 | |
| 52 crypto.Encrypt(encryptedMessage, plainTextMessage); | |
| 53 | |
| 54 std::string decryptedMessage; | |
| 55 | |
| 56 crypto.Decrypt(decryptedMessage, encryptedMessage); | |
| 57 | |
| 58 ASSERT_EQ(plainTextMessage, decryptedMessage); | |
| 59 } | |
| 60 | |
| 61 TEST(EncryptionHelpers, EncryptDecrypt1byteText) | |
| 62 { | |
| 63 CryptoPP::SecByteBlock masterKey; | |
| 64 EncryptionHelpers::GenerateKey(masterKey); | |
| 65 | |
| 66 EncryptionHelpers crypto; | |
| 67 crypto.SetCurrentMasterKey(1, masterKey); | |
| 68 | |
| 69 std::string plainTextMessage = "P"; | |
| 70 std::string encryptedMessage; | |
| 71 | |
| 72 crypto.Encrypt(encryptedMessage, plainTextMessage); | |
| 73 | |
| 74 std::string decryptedMessage; | |
| 75 | |
| 76 crypto.Decrypt(decryptedMessage, encryptedMessage); | |
| 77 | |
| 78 ASSERT_EQ(plainTextMessage, decryptedMessage); | |
| 79 } | |
| 80 | |
| 81 TEST(EncryptionHelpers, EncryptDecrypt0byteText) | |
| 82 { | |
| 83 CryptoPP::SecByteBlock masterKey; | |
| 84 EncryptionHelpers::GenerateKey(masterKey); | |
| 85 | |
| 86 EncryptionHelpers crypto; | |
| 87 crypto.SetCurrentMasterKey(1, masterKey); | |
| 88 | |
| 89 std::string plainTextMessage = ""; | |
| 90 std::string encryptedMessage; | |
| 91 | |
| 92 crypto.Encrypt(encryptedMessage, plainTextMessage); | |
| 93 | |
| 94 std::string decryptedMessage; | |
| 95 | |
| 96 crypto.Decrypt(decryptedMessage, encryptedMessage); | |
| 97 | |
| 98 ASSERT_EQ(plainTextMessage, decryptedMessage); | |
| 99 } | |
| 100 | |
| 101 TEST(EncryptionHelpers, EncryptDecryptTampering) | |
| 102 { | |
| 103 CryptoPP::SecByteBlock masterKey; | |
| 104 EncryptionHelpers::GenerateKey(masterKey); | |
| 105 | |
| 106 EncryptionHelpers crypto; | |
| 107 crypto.SetCurrentMasterKey(1, masterKey); | |
| 108 | |
| 109 std::string plainTextMessage = "Plain text message"; | |
| 110 std::string encryptedMessage; | |
| 111 std::string decryptedMessage; | |
| 112 | |
| 113 crypto.Encrypt(encryptedMessage, plainTextMessage); | |
| 114 | |
| 115 { | |
| 116 std::string tamperedEncryptedMessage = encryptedMessage; | |
| 117 // change the header | |
| 118 tamperedEncryptedMessage[0] = 'B'; | |
| 119 ASSERT_THROW(crypto.Decrypt(decryptedMessage, tamperedEncryptedMessage), EncryptionException); | |
| 120 } | |
| 121 | |
| 122 { | |
| 123 std::string tamperedEncryptedMessage = encryptedMessage; | |
| 124 // tamper the masterKeyId: | |
| 125 tamperedEncryptedMessage[EncryptionHelpers::HEADER_VERSION_SIZE + 2] = 0xAF; | |
| 126 ASSERT_THROW(crypto.Decrypt(decryptedMessage, tamperedEncryptedMessage), EncryptionException); | |
| 127 } | |
| 128 | |
| 129 { | |
| 130 std::string tamperedEncryptedMessage = encryptedMessage; | |
| 131 // tamper the iv: | |
| 132 tamperedEncryptedMessage[EncryptionHelpers::HEADER_VERSION_SIZE + EncryptionHelpers::MASTER_KEY_ID_SIZE + 2] = 0; | |
| 133 ASSERT_THROW(crypto.Decrypt(decryptedMessage, tamperedEncryptedMessage), EncryptionException); | |
| 134 } | |
| 135 | |
| 136 { | |
| 137 std::string tamperedEncryptedMessage = encryptedMessage; | |
| 138 // tamper the encrypted text: | |
| 139 tamperedEncryptedMessage[EncryptionHelpers::HEADER_VERSION_SIZE + EncryptionHelpers::MASTER_KEY_ID_SIZE + EncryptionHelpers::IV_SIZE + 2] = 0; | |
| 140 ASSERT_THROW(crypto.Decrypt(decryptedMessage, tamperedEncryptedMessage), EncryptionException); | |
| 141 } | |
| 142 | |
| 143 { | |
| 144 std::string tamperedEncryptedMessage = encryptedMessage; | |
| 145 // tamper the mac: | |
| 146 tamperedEncryptedMessage[tamperedEncryptedMessage.size() - 2] = 0; | |
| 147 ASSERT_THROW(crypto.Decrypt(decryptedMessage, tamperedEncryptedMessage), EncryptionException); | |
| 148 } | |
| 149 | |
| 150 { | |
| 151 std::string tamperedEncryptedMessage = encryptedMessage; | |
| 152 // extend the file content | |
| 153 tamperedEncryptedMessage = tamperedEncryptedMessage + "TAMPER"; | |
| 154 ASSERT_THROW(crypto.Decrypt(decryptedMessage, tamperedEncryptedMessage), EncryptionException); | |
| 155 } | |
| 156 | |
| 157 { | |
| 158 std::string tamperedEncryptedMessage = encryptedMessage; | |
| 159 // reduce the file content | |
| 160 tamperedEncryptedMessage = tamperedEncryptedMessage.substr(0, tamperedEncryptedMessage.size() - 5); | |
| 161 ASSERT_THROW(crypto.Decrypt(decryptedMessage, tamperedEncryptedMessage), EncryptionException); | |
| 162 } | |
| 163 } | |
| 164 | |
| 165 | |
| 166 TEST(EncryptionHelpers, EncryptDecrypt2TimesSameText) | |
| 167 { | |
| 168 CryptoPP::SecByteBlock masterKey; | |
| 169 EncryptionHelpers::GenerateKey(masterKey); | |
| 170 | |
| 171 EncryptionHelpers crypto; | |
| 172 crypto.SetCurrentMasterKey(1, masterKey); | |
| 173 | |
| 174 std::string plainTextMessage = "Plain text message"; | |
| 175 std::string encryptedMessage1; | |
| 176 std::string encryptedMessage2; | |
| 177 | |
| 178 crypto.Encrypt(encryptedMessage1, plainTextMessage); | |
| 179 crypto.Encrypt(encryptedMessage2, plainTextMessage); | |
| 180 | |
| 181 ASSERT_NE(encryptedMessage1, encryptedMessage2); | |
| 182 | |
| 183 std::string decryptedMessage1; | |
| 184 std::string decryptedMessage2; | |
| 185 | |
| 186 crypto.Decrypt(decryptedMessage1, encryptedMessage1); | |
| 187 crypto.Decrypt(decryptedMessage2, encryptedMessage2); | |
| 188 | |
| 189 ASSERT_EQ(plainTextMessage, decryptedMessage1); | |
| 190 ASSERT_EQ(plainTextMessage, decryptedMessage2); | |
| 191 } | |
| 192 | |
| 193 TEST(EncryptionHelpers, RotateMasterKeys) | |
| 194 { | |
| 195 std::string plainTextMessage = "Plain text message"; | |
| 196 std::string encryptedMessage1; | |
| 197 std::string encryptedMessage2; | |
| 198 std::string decryptedMessage; | |
| 199 | |
| 200 CryptoPP::SecByteBlock masterKey1; | |
| 201 CryptoPP::SecByteBlock masterKey2; | |
| 202 EncryptionHelpers::GenerateKey(masterKey1); | |
| 203 EncryptionHelpers::GenerateKey(masterKey2); | |
| 204 | |
| 205 { | |
| 206 EncryptionHelpers crypto; | |
| 207 crypto.SetCurrentMasterKey(1, masterKey1); | |
| 208 crypto.Encrypt(encryptedMessage1, plainTextMessage); | |
| 209 | |
| 210 crypto.SetCurrentMasterKey(2, masterKey2); | |
| 211 crypto.AddPreviousMasterKey(1, masterKey1); | |
| 212 | |
| 213 crypto.Encrypt(encryptedMessage2, plainTextMessage); | |
| 214 | |
| 215 // ensure that we can decrypt messages encrypted with both master keys | |
| 216 crypto.Decrypt(decryptedMessage, encryptedMessage1); | |
| 217 ASSERT_EQ(plainTextMessage, decryptedMessage); | |
| 218 | |
| 219 crypto.Decrypt(decryptedMessage, encryptedMessage2); | |
| 220 ASSERT_EQ(plainTextMessage, decryptedMessage); | |
| 221 } | |
| 222 | |
| 223 { | |
| 224 // if we don't know the old key, check we can not decrypt the old message | |
| 225 EncryptionHelpers crypto; | |
| 226 crypto.SetCurrentMasterKey(2, masterKey2); | |
| 227 | |
| 228 ASSERT_THROW(crypto.Decrypt(decryptedMessage, encryptedMessage1), EncryptionException); | |
| 229 } | |
| 230 } | |
| 231 | |
| 232 | |
| 233 void MeasurePerformance(size_t sizeInMB, EncryptionHelpers& crypto) | |
| 234 { | |
| 235 std::string largePlainText(sizeInMB * 1024 * 1024, 'A'); | |
| 236 std::string encryptedMessage; | |
| 237 std::string decryptedMessage; | |
| 238 | |
| 239 { | |
| 240 auto start = boost::posix_time::microsec_clock::local_time(); | |
| 241 crypto.Encrypt(encryptedMessage, largePlainText); | |
| 242 | |
| 243 auto end = boost::posix_time::microsec_clock::local_time(); | |
| 244 boost::posix_time::time_duration diff = end - start; | |
| 245 std::cout << "encryption of " << sizeInMB << " MB file took " << diff.total_milliseconds() << " ms" << std::endl; | |
| 246 } | |
| 247 | |
| 248 { | |
| 249 auto start = boost::posix_time::microsec_clock::local_time(); | |
| 250 crypto.Decrypt(decryptedMessage, encryptedMessage); | |
| 251 | |
| 252 auto end = boost::posix_time::microsec_clock::local_time(); | |
| 253 boost::posix_time::time_duration diff = end - start; | |
| 254 std::cout << "decryption of " << sizeInMB << " MB file took " << diff.total_milliseconds() << " ms" << std::endl; | |
| 255 } | |
| 256 | |
| 257 } | |
| 258 | |
| 259 TEST(EncryptionHelpers, Performance) | |
| 260 { | |
| 261 CryptoPP::SecByteBlock masterKey; | |
| 262 EncryptionHelpers::GenerateKey(masterKey); | |
| 263 | |
| 264 EncryptionHelpers crypto; | |
| 265 crypto.SetCurrentMasterKey(1, masterKey); | |
| 266 | |
| 267 MeasurePerformance(1, crypto); | |
| 268 MeasurePerformance(10, crypto); | |
| 269 // MeasurePerformance(100, crypto); | |
| 270 // MeasurePerformance(400, crypto); | |
| 271 } |