Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 1 | /* -*- Mode:C++; c-file-style:"gnu"; indent-tabs-mode:nil; -*- */ |
Alexander Afanasyev | 6aff024 | 2017-08-29 17:14:44 -0400 | [diff] [blame] | 2 | /* |
Davide Pesavento | 0f83080 | 2018-01-16 23:58:58 -0500 | [diff] [blame] | 3 | * Copyright (c) 2013-2018 Regents of the University of California. |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 4 | * |
| 5 | * This file is part of ndn-cxx library (NDN C++ library with eXperimental eXtensions). |
| 6 | * |
| 7 | * ndn-cxx library is free software: you can redistribute it and/or modify it under the |
| 8 | * terms of the GNU Lesser General Public License as published by the Free Software |
| 9 | * Foundation, either version 3 of the License, or (at your option) any later version. |
| 10 | * |
| 11 | * ndn-cxx library is distributed in the hope that it will be useful, but WITHOUT ANY |
| 12 | * WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A |
| 13 | * PARTICULAR PURPOSE. See the GNU Lesser General Public License for more details. |
| 14 | * |
| 15 | * You should have received copies of the GNU General Public License and GNU Lesser |
| 16 | * General Public License along with ndn-cxx, e.g., in COPYING.md file. If not, see |
| 17 | * <http://www.gnu.org/licenses/>. |
| 18 | * |
| 19 | * See AUTHORS.md for complete list of ndn-cxx authors and contributors. |
| 20 | */ |
| 21 | |
Davide Pesavento | 7e78064 | 2018-11-24 15:51:34 -0500 | [diff] [blame^] | 22 | #include "ndn-cxx/security/v2/validator.hpp" |
| 23 | #include "ndn-cxx/security/v2/validation-policy-simple-hierarchy.hpp" |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 24 | |
Davide Pesavento | 7e78064 | 2018-11-24 15:51:34 -0500 | [diff] [blame^] | 25 | #include "tests/boost-test.hpp" |
| 26 | #include "tests/unit/security/v2/validator-fixture.hpp" |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 27 | |
| 28 | namespace ndn { |
| 29 | namespace security { |
| 30 | namespace v2 { |
| 31 | namespace tests { |
| 32 | |
| 33 | using namespace ndn::tests; |
| 34 | |
| 35 | BOOST_AUTO_TEST_SUITE(Security) |
| 36 | BOOST_AUTO_TEST_SUITE(V2) |
| 37 | BOOST_FIXTURE_TEST_SUITE(TestValidator, HierarchicalValidatorFixture<ValidationPolicySimpleHierarchy>) |
| 38 | |
Alexander Afanasyev | b54aa57 | 2017-03-21 19:40:49 -0500 | [diff] [blame] | 39 | BOOST_AUTO_TEST_CASE(ConstructorSetValidator) |
| 40 | { |
| 41 | auto middlePolicy = make_unique<ValidationPolicySimpleHierarchy>(); |
| 42 | auto innerPolicy = make_unique<ValidationPolicySimpleHierarchy>(); |
| 43 | |
| 44 | validator.getPolicy().setInnerPolicy(std::move(middlePolicy)); |
| 45 | validator.getPolicy().setInnerPolicy(std::move(innerPolicy)); |
| 46 | |
| 47 | BOOST_CHECK(validator.getPolicy().m_validator != nullptr); |
| 48 | BOOST_CHECK(validator.getPolicy().getInnerPolicy().m_validator != nullptr); |
| 49 | BOOST_CHECK(validator.getPolicy().getInnerPolicy().getInnerPolicy().m_validator != nullptr); |
| 50 | } |
| 51 | |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 52 | BOOST_AUTO_TEST_CASE(Timeouts) |
| 53 | { |
| 54 | processInterest = nullptr; // no response for all interests |
| 55 | |
| 56 | Data data("/Security/V2/ValidatorFixture/Sub1/Sub2/Data"); |
| 57 | m_keyChain.sign(data, signingByIdentity(subIdentity)); |
| 58 | |
| 59 | VALIDATE_FAILURE(data, "Should fail to retrieve certificate"); |
| 60 | BOOST_CHECK_GT(face.sentInterests.size(), 1); |
| 61 | } |
| 62 | |
| 63 | BOOST_AUTO_TEST_CASE(NackedInterests) |
| 64 | { |
| 65 | processInterest = [this] (const Interest& interest) { |
| 66 | lp::Nack nack(interest); |
| 67 | nack.setReason(lp::NackReason::NO_ROUTE); |
| 68 | face.receive(nack); |
| 69 | }; |
| 70 | |
| 71 | Data data("/Security/V2/ValidatorFixture/Sub1/Sub2/Data"); |
| 72 | m_keyChain.sign(data, signingByIdentity(subIdentity)); |
| 73 | |
| 74 | VALIDATE_FAILURE(data, "All interests should get NACKed"); |
Ashlesh Gawande | 3e39a4d | 2018-08-30 16:49:13 -0500 | [diff] [blame] | 75 | // 1 for the first interest, 3 for the retries on nack |
| 76 | BOOST_CHECK_EQUAL(face.sentInterests.size(), 4); |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 77 | } |
| 78 | |
| 79 | BOOST_AUTO_TEST_CASE(MalformedCert) |
| 80 | { |
| 81 | Data malformedCert = subIdentity.getDefaultKey().getDefaultCertificate(); |
| 82 | malformedCert.setContentType(tlv::ContentType_Blob); |
| 83 | m_keyChain.sign(malformedCert, signingByIdentity(identity)); |
| 84 | // wrong content type & missing ValidityPeriod |
| 85 | BOOST_REQUIRE_THROW(Certificate(malformedCert.wireEncode()), tlv::Error); |
| 86 | |
| 87 | auto originalProcessInterest = processInterest; |
| 88 | processInterest = [this, &originalProcessInterest, &malformedCert] (const Interest& interest) { |
| 89 | if (interest.getName().isPrefixOf(malformedCert.getName())) { |
| 90 | face.receive(malformedCert); |
| 91 | } |
| 92 | else { |
| 93 | originalProcessInterest(interest); |
| 94 | } |
| 95 | }; |
| 96 | |
| 97 | Data data("/Security/V2/ValidatorFixture/Sub1/Sub2/Data"); |
| 98 | m_keyChain.sign(data, signingByIdentity(subIdentity)); |
| 99 | |
| 100 | VALIDATE_FAILURE(data, "Signed by a malformed certificate"); |
| 101 | BOOST_CHECK_EQUAL(face.sentInterests.size(), 1); |
| 102 | } |
| 103 | |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 104 | BOOST_AUTO_TEST_CASE(ExpiredCert) |
| 105 | { |
| 106 | Data expiredCert = subIdentity.getDefaultKey().getDefaultCertificate(); |
| 107 | SignatureInfo info; |
Davide Pesavento | 0f83080 | 2018-01-16 23:58:58 -0500 | [diff] [blame] | 108 | info.setValidityPeriod(ValidityPeriod(time::system_clock::now() - 2_h, |
| 109 | time::system_clock::now() - 1_h)); |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 110 | m_keyChain.sign(expiredCert, signingByIdentity(identity).setSignatureInfo(info)); |
| 111 | BOOST_REQUIRE_NO_THROW(Certificate(expiredCert.wireEncode())); |
| 112 | |
| 113 | auto originalProcessInterest = processInterest; |
| 114 | processInterest = [this, &originalProcessInterest, &expiredCert] (const Interest& interest) { |
| 115 | if (interest.getName().isPrefixOf(expiredCert.getName())) { |
| 116 | face.receive(expiredCert); |
| 117 | } |
| 118 | else { |
Davide Pesavento | b88c6bf | 2017-09-11 20:15:28 -0400 | [diff] [blame] | 119 | originalProcessInterest(interest); |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 120 | } |
| 121 | }; |
| 122 | |
| 123 | Data data("/Security/V2/ValidatorFixture/Sub1/Sub2/Data"); |
| 124 | m_keyChain.sign(data, signingByIdentity(subIdentity)); |
| 125 | |
| 126 | VALIDATE_FAILURE(data, "Signed by an expired certificate"); |
| 127 | BOOST_CHECK_EQUAL(face.sentInterests.size(), 1); |
| 128 | } |
| 129 | |
Alexander Afanasyev | 6aff024 | 2017-08-29 17:14:44 -0400 | [diff] [blame] | 130 | BOOST_AUTO_TEST_CASE(ResetAnchors) |
| 131 | { |
| 132 | validator.resetAnchors(); |
| 133 | |
| 134 | Data data("/Security/V2/ValidatorFixture/Sub1/Sub2/Data"); |
| 135 | m_keyChain.sign(data, signingByIdentity(subIdentity)); |
| 136 | VALIDATE_FAILURE(data, "Should fail, as no anchors configured"); |
| 137 | } |
| 138 | |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 139 | BOOST_AUTO_TEST_CASE(TrustedCertCaching) |
| 140 | { |
| 141 | Data data("/Security/V2/ValidatorFixture/Sub1/Sub2/Data"); |
| 142 | m_keyChain.sign(data, signingByIdentity(subIdentity)); |
| 143 | |
| 144 | VALIDATE_SUCCESS(data, "Should get accepted, as signed by the policy-compliant cert"); |
| 145 | BOOST_CHECK_EQUAL(face.sentInterests.size(), 1); |
| 146 | face.sentInterests.clear(); |
| 147 | |
| 148 | processInterest = nullptr; // disable data responses from mocked network |
| 149 | |
| 150 | VALIDATE_SUCCESS(data, "Should get accepted, based on the cached trusted cert"); |
| 151 | BOOST_CHECK_EQUAL(face.sentInterests.size(), 0); |
| 152 | face.sentInterests.clear(); |
| 153 | |
Davide Pesavento | 0f83080 | 2018-01-16 23:58:58 -0500 | [diff] [blame] | 154 | advanceClocks(1_h, 2); // expire trusted cache |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 155 | |
| 156 | VALIDATE_FAILURE(data, "Should try and fail to retrieve certs"); |
| 157 | BOOST_CHECK_GT(face.sentInterests.size(), 1); |
| 158 | face.sentInterests.clear(); |
| 159 | } |
| 160 | |
Alexander Afanasyev | 6aff024 | 2017-08-29 17:14:44 -0400 | [diff] [blame] | 161 | BOOST_AUTO_TEST_CASE(ResetVerifiedCertificates) |
| 162 | { |
| 163 | Data data("/Security/V2/ValidatorFixture/Sub1/Sub2/Data"); |
| 164 | m_keyChain.sign(data, signingByIdentity(subIdentity)); |
| 165 | VALIDATE_SUCCESS(data, "Should get accepted, as signed by the policy-compliant cert"); |
| 166 | |
| 167 | // reset anchors |
| 168 | validator.resetAnchors(); |
| 169 | VALIDATE_SUCCESS(data, "Should get accepted, as signed by the cert in trusted cache"); |
| 170 | |
| 171 | // reset trusted cache |
| 172 | validator.resetVerifiedCertificates(); |
| 173 | VALIDATE_FAILURE(data, "Should fail, as no trusted cache or anchors"); |
| 174 | } |
| 175 | |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 176 | BOOST_AUTO_TEST_CASE(UntrustedCertCaching) |
| 177 | { |
| 178 | Data data("/Security/V2/ValidatorFixture/Sub1/Sub2/Data"); |
| 179 | m_keyChain.sign(data, signingByIdentity(subSelfSignedIdentity)); |
| 180 | |
| 181 | VALIDATE_FAILURE(data, "Should fail, as signed by the policy-violating cert"); |
| 182 | BOOST_CHECK_EQUAL(face.sentInterests.size(), 1); |
| 183 | face.sentInterests.clear(); |
| 184 | |
| 185 | processInterest = nullptr; // disable data responses from mocked network |
| 186 | |
| 187 | VALIDATE_FAILURE(data, "Should fail again, but no network operations expected"); |
| 188 | BOOST_CHECK_EQUAL(face.sentInterests.size(), 0); |
| 189 | face.sentInterests.clear(); |
| 190 | |
Davide Pesavento | 0f83080 | 2018-01-16 23:58:58 -0500 | [diff] [blame] | 191 | advanceClocks(10_min, 2); // expire untrusted cache |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 192 | |
| 193 | VALIDATE_FAILURE(data, "Should try and fail to retrieve certs"); |
| 194 | BOOST_CHECK_GT(face.sentInterests.size(), 1); |
| 195 | face.sentInterests.clear(); |
| 196 | } |
| 197 | |
| 198 | class ValidationPolicySimpleHierarchyForInterestOnly : public ValidationPolicySimpleHierarchy |
| 199 | { |
| 200 | public: |
| 201 | void |
| 202 | checkPolicy(const Data& data, const shared_ptr<ValidationState>& state, |
| 203 | const ValidationContinuation& continueValidation) override |
| 204 | { |
| 205 | continueValidation(nullptr, state); |
| 206 | } |
| 207 | }; |
| 208 | |
| 209 | BOOST_FIXTURE_TEST_CASE(ValidateInterestsButBypassForData, |
| 210 | HierarchicalValidatorFixture<ValidationPolicySimpleHierarchyForInterestOnly>) |
| 211 | { |
| 212 | Interest interest("/Security/V2/ValidatorFixture/Sub1/Sub2/Interest"); |
| 213 | Data data("/Security/V2/ValidatorFixture/Sub1/Sub2/Interest"); |
| 214 | |
| 215 | VALIDATE_FAILURE(interest, "Unsigned"); |
| 216 | VALIDATE_SUCCESS(data, "Policy requests validation bypassing for all data"); |
| 217 | BOOST_CHECK_EQUAL(face.sentInterests.size(), 0); |
| 218 | face.sentInterests.clear(); |
| 219 | |
| 220 | interest = Interest("/Security/V2/ValidatorFixture/Sub1/Sub2/Interest"); |
| 221 | m_keyChain.sign(interest, signingWithSha256()); |
| 222 | m_keyChain.sign(data, signingWithSha256()); |
| 223 | VALIDATE_FAILURE(interest, "Required KeyLocator/Name missing (not passed to policy)"); |
| 224 | VALIDATE_SUCCESS(data, "Policy requests validation bypassing for all data"); |
| 225 | BOOST_CHECK_EQUAL(face.sentInterests.size(), 0); |
| 226 | face.sentInterests.clear(); |
| 227 | |
| 228 | m_keyChain.sign(interest, signingByIdentity(identity)); |
| 229 | m_keyChain.sign(data, signingByIdentity(identity)); |
| 230 | VALIDATE_SUCCESS(interest, "Should get accepted, as signed by the anchor"); |
| 231 | VALIDATE_SUCCESS(data, "Policy requests validation bypassing for all data"); |
| 232 | BOOST_CHECK_EQUAL(face.sentInterests.size(), 0); |
| 233 | face.sentInterests.clear(); |
| 234 | |
| 235 | m_keyChain.sign(interest, signingByIdentity(subIdentity)); |
| 236 | m_keyChain.sign(data, signingByIdentity(subIdentity)); |
| 237 | VALIDATE_FAILURE(interest, "Should fail, as policy is not allowed to create new trust anchors"); |
| 238 | VALIDATE_SUCCESS(data, "Policy requests validation bypassing for all data"); |
| 239 | BOOST_CHECK_EQUAL(face.sentInterests.size(), 1); |
| 240 | face.sentInterests.clear(); |
| 241 | |
| 242 | m_keyChain.sign(interest, signingByIdentity(otherIdentity)); |
| 243 | m_keyChain.sign(data, signingByIdentity(otherIdentity)); |
| 244 | VALIDATE_FAILURE(interest, "Should fail, as signed by the policy-violating cert"); |
| 245 | VALIDATE_SUCCESS(data, "Policy requests validation bypassing for all data"); |
| 246 | // no network operations expected, as certificate is not validated by the policy |
| 247 | BOOST_CHECK_EQUAL(face.sentInterests.size(), 0); |
| 248 | face.sentInterests.clear(); |
| 249 | |
Davide Pesavento | 0f83080 | 2018-01-16 23:58:58 -0500 | [diff] [blame] | 250 | advanceClocks(1_h, 2); // expire trusted cache |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 251 | |
| 252 | m_keyChain.sign(interest, signingByIdentity(subSelfSignedIdentity)); |
| 253 | m_keyChain.sign(data, signingByIdentity(subSelfSignedIdentity)); |
| 254 | VALIDATE_FAILURE(interest, "Should fail, as policy is not allowed to create new trust anchors"); |
| 255 | VALIDATE_SUCCESS(data, "Policy requests validation bypassing for all data"); |
| 256 | BOOST_CHECK_EQUAL(face.sentInterests.size(), 1); |
| 257 | face.sentInterests.clear(); |
| 258 | } |
| 259 | |
Alexander Afanasyev | 5af04a7 | 2017-01-30 22:41:23 -0800 | [diff] [blame] | 260 | BOOST_AUTO_TEST_CASE(InfiniteCertChain) |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 261 | { |
| 262 | processInterest = [this] (const Interest& interest) { |
| 263 | // create another key for the same identity and sign it properly |
| 264 | Key parentKey = m_keyChain.createKey(subIdentity); |
| 265 | Key requestedKey = subIdentity.getKey(interest.getName()); |
| 266 | |
| 267 | Name certificateName = requestedKey.getName(); |
| 268 | certificateName |
| 269 | .append("looper") |
| 270 | .appendVersion(); |
| 271 | v2::Certificate certificate; |
| 272 | certificate.setName(certificateName); |
| 273 | |
| 274 | // set metainfo |
| 275 | certificate.setContentType(tlv::ContentType_Key); |
Davide Pesavento | 0f83080 | 2018-01-16 23:58:58 -0500 | [diff] [blame] | 276 | certificate.setFreshnessPeriod(1_h); |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 277 | |
| 278 | // set content |
Davide Pesavento | 5d0b010 | 2017-10-07 13:43:16 -0400 | [diff] [blame] | 279 | certificate.setContent(requestedKey.getPublicKey().data(), requestedKey.getPublicKey().size()); |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 280 | |
| 281 | // set signature-info |
| 282 | SignatureInfo info; |
Davide Pesavento | 0f83080 | 2018-01-16 23:58:58 -0500 | [diff] [blame] | 283 | info.setValidityPeriod(security::ValidityPeriod(time::system_clock::now() - 10_days, |
| 284 | time::system_clock::now() + 10_days)); |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 285 | |
| 286 | m_keyChain.sign(certificate, signingByKey(parentKey).setSignatureInfo(info)); |
| 287 | face.receive(certificate); |
| 288 | }; |
| 289 | |
| 290 | Data data("/Security/V2/ValidatorFixture/Sub1/Sub2/Data"); |
| 291 | m_keyChain.sign(data, signingByIdentity(subIdentity)); |
| 292 | |
| 293 | validator.setMaxDepth(40); |
| 294 | BOOST_CHECK_EQUAL(validator.getMaxDepth(), 40); |
| 295 | VALIDATE_FAILURE(data, "Should fail, as certificate should be looped"); |
| 296 | BOOST_CHECK_EQUAL(face.sentInterests.size(), 40); |
| 297 | face.sentInterests.clear(); |
| 298 | |
Davide Pesavento | 0f83080 | 2018-01-16 23:58:58 -0500 | [diff] [blame] | 299 | advanceClocks(1_h, 5); // expire caches |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 300 | |
| 301 | validator.setMaxDepth(30); |
| 302 | BOOST_CHECK_EQUAL(validator.getMaxDepth(), 30); |
Alexander Afanasyev | 5af04a7 | 2017-01-30 22:41:23 -0800 | [diff] [blame] | 303 | VALIDATE_FAILURE(data, "Should fail, as certificate chain is infinite"); |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 304 | BOOST_CHECK_EQUAL(face.sentInterests.size(), 30); |
| 305 | } |
| 306 | |
Alexander Afanasyev | 5af04a7 | 2017-01-30 22:41:23 -0800 | [diff] [blame] | 307 | BOOST_AUTO_TEST_CASE(LoopedCertChain) |
| 308 | { |
| 309 | auto s1 = addIdentity("/loop"); |
| 310 | auto k1 = m_keyChain.createKey(s1, RsaKeyParams(name::Component("key1"))); |
| 311 | auto k2 = m_keyChain.createKey(s1, RsaKeyParams(name::Component("key2"))); |
| 312 | auto k3 = m_keyChain.createKey(s1, RsaKeyParams(name::Component("key3"))); |
| 313 | |
| 314 | auto makeCert = [this] (Key& key, const Key& signer) { |
| 315 | v2::Certificate request = key.getDefaultCertificate(); |
| 316 | request.setName(Name(key.getName()).append("looper").appendVersion()); |
| 317 | |
| 318 | SignatureInfo info; |
Davide Pesavento | 0f83080 | 2018-01-16 23:58:58 -0500 | [diff] [blame] | 319 | info.setValidityPeriod({time::system_clock::now() - 100_days, |
| 320 | time::system_clock::now() + 100_days}); |
Alexander Afanasyev | 5af04a7 | 2017-01-30 22:41:23 -0800 | [diff] [blame] | 321 | m_keyChain.sign(request, signingByKey(signer).setSignatureInfo(info)); |
| 322 | m_keyChain.addCertificate(key, request); |
| 323 | |
| 324 | cache.insert(request); |
| 325 | }; |
| 326 | |
| 327 | makeCert(k1, k2); |
| 328 | makeCert(k2, k3); |
| 329 | makeCert(k3, k1); |
| 330 | |
| 331 | Data data("/loop/Data"); |
| 332 | m_keyChain.sign(data, signingByKey(k1)); |
| 333 | VALIDATE_FAILURE(data, "Should fail, as certificate chain loops"); |
| 334 | BOOST_CHECK_EQUAL(face.sentInterests.size(), 3); |
| 335 | } |
| 336 | |
Alexander Afanasyev | 7e72141 | 2017-01-11 13:36:08 -0800 | [diff] [blame] | 337 | BOOST_AUTO_TEST_SUITE_END() // TestValidator |
| 338 | BOOST_AUTO_TEST_SUITE_END() // V2 |
| 339 | BOOST_AUTO_TEST_SUITE_END() // Security |
| 340 | |
| 341 | } // namespace tests |
| 342 | } // namespace v2 |
| 343 | } // namespace security |
| 344 | } // namespace ndn |