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Diffstat (limited to 'security/ct/tests/gtest/BTVerificationTest.cpp')
-rw-r--r-- | security/ct/tests/gtest/BTVerificationTest.cpp | 257 |
1 files changed, 257 insertions, 0 deletions
diff --git a/security/ct/tests/gtest/BTVerificationTest.cpp b/security/ct/tests/gtest/BTVerificationTest.cpp new file mode 100644 index 0000000000..41d8a11d2c --- /dev/null +++ b/security/ct/tests/gtest/BTVerificationTest.cpp @@ -0,0 +1,257 @@ +/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* vim: set ts=8 sts=2 et sw=2 tw=80: */ +/* This Source Code Form is subject to the terms of the Mozilla Public + * License, v. 2.0. If a copy of the MPL was not distributed with this + * file, You can obtain one at http://mozilla.org/MPL/2.0/. */ + +#include "BTVerifier.h" +#include "CTTestUtils.h" +#include "gtest/gtest.h" + +#include "nss.h" + +namespace mozilla { +namespace ct { + +using namespace pkix; + +struct BTVerificationTestParams { + const char* mInclusionProofHex; + const char* mExpectedRootHashHex; + const char* mInputHex; + pkix::DigestAlgorithm mDigestAlgorithm; + pkix::Result mExpectedVerificationResult; +}; + +class BTVerificationTest + : public ::testing::Test, + public ::testing::WithParamInterface<BTVerificationTestParams> { + void SetUp() override { + if (!NSS_IsInitialized()) { + if (NSS_NoDB_Init(nullptr) != SECSuccess) { + abort(); + } + } + } +}; + +// This comes from testing/mozharness/test/test_mozilla_merkle.py +static const char* kValidInclusionProofHex = + "020000" + "0000000000000007" // 7 total nodes + "0000000000000005" // leaf index is 5 + "0063" // 99 (in base 10) bytes follow + "20" // 32 byte hash + "2ff3bdac9bec3580b82da8a357746f15919414d9cbe517e2dd96910c9814c30c" + "20" + "bb13dfb7b202a95f241ea1715c8549dc048d9936ec747028002f7c795de72fcf" + "20" + "380d0dc6fd7d4f37859a12dbfc7171b3cce29ab0688c6cffd2b15f3e0b21af49"; + +static const char* kExpectedRootHashHex = + "d1a0d3947db4ae8305f2ac32985957e02659b2ea3c10da52a48d2526e9af3bbc"; + +static const char* kInputHex = "81aae91cf90be172eedd1c75c349bf9e"; +static const char* kAlteredInputHex = "81aae91c0000000000000000c349bf9e"; + +// Same as kValidInclusionProofHex, but missing the last hash (the proof is +// still structurally valid, so it decodes successfully). +static const char* kShortInclusionProofHex = + "020000" + "0000000000000007" // 7 total nodes + "0000000000000005" // leaf index is 5 + "0042" // 66 (in base 10) bytes follow + "20" // 32 byte hash + "2ff3bdac9bec3580b82da8a357746f15919414d9cbe517e2dd96910c9814c30c" + "20" + "bb13dfb7b202a95f241ea1715c8549dc048d9936ec747028002f7c795de72fcf"; + +// Same as kValidInclusionProofHex, but has too many hashes (the proof is +// still structurally valid, so it decodes successfully). +static const char* kLongInclusionProofHex = + "020000" + "0000000000000007" // 7 total nodes + "0000000000000005" // leaf index is 5 + "0084" // 132 (in base 10) bytes follow + "20" // 32 byte hash + "2ff3bdac9bec3580b82da8a357746f15919414d9cbe517e2dd96910c9814c30c" + "20" + "bb13dfb7b202a95f241ea1715c8549dc048d9936ec747028002f7c795de72fcf" + "20" + "380d0dc6fd7d4f37859a12dbfc7171b3cce29ab0688c6cffd2b15f3e0b21af49" + "20" + "abbaabbaabbaabbaabbaabbaabbaabbaabbaabbaabbaabbaabbaabbaabbaabba"; + +static const char* kIncorrectRootHashHex = + "beebeebeebeebeebeebeebeebeebeebeebeebeebeebeebeebeebeebeebeebeee"; + +static const char* kWrongTreeSizeInclusionProofHex = + "020000" + "0000000000000009" // 9 total nodes (this is wrong) + "0000000000000005" // leaf index is 5 + "0063" // 99 (in base 10) bytes follow + "20" // 32 byte hash + "2ff3bdac9bec3580b82da8a357746f15919414d9cbe517e2dd96910c9814c30c" + "20" + "bb13dfb7b202a95f241ea1715c8549dc048d9936ec747028002f7c795de72fcf" + "20" + "380d0dc6fd7d4f37859a12dbfc7171b3cce29ab0688c6cffd2b15f3e0b21af49"; + +static const char* kWrongLeafIndexInclusionProofHex = + "020000" + "0000000000000007" // 7 total nodes + "0000000000000002" // leaf index is 2 (this is wrong) + "0063" // 99 (in base 10) bytes follow + "20" // 32 byte hash + "2ff3bdac9bec3580b82da8a357746f15919414d9cbe517e2dd96910c9814c30c" + "20" + "bb13dfb7b202a95f241ea1715c8549dc048d9936ec747028002f7c795de72fcf" + "20" + "380d0dc6fd7d4f37859a12dbfc7171b3cce29ab0688c6cffd2b15f3e0b21af49"; + +// This is a longer proof taken from the Firefox 62.0.2 release. +static const char* kValidInclusionProof2Hex = + "020000" + "0000000000000cb3" + "00000000000000e2" + "018c" + "20" + "6d3d060c72c28cd1967a6ce4e87a470c266981ee8beb6e5956745b5839120338" + "20" + "cd028053c51f52447cd2b1ffea7761be546b72832d776db155008dc3071231eb" + "20" + "36167b32f7ba4980257c79ed65d133d8c53efbfd7addaa391a121953c78b2b98" + "20" + "f2b4abf09140b05058a74e25f4008157655e73fa4aeece9b3f2a40dbbae95c16" + "20" + "a2be4813b2ca0e7bb755ed5459789c25a83465fb3f2808590c04c64cdbb404ef" + "20" + "43e4341b74ea11f075f35761b867cb256e9d42c4c1253d6b5c958174daa800da" + "20" + "1c925ec8d2d4014c0b84d7bed8065d9e7b326e3e4eaebc90d7a6a66431249851" + "20" + "bd275e9e4e48c3725f6ef68c2661d4d6ae415129cfb0ea0881177f5347d683ae" + "20" + "01e84996a7cc1719b19a4a7e48941657b125bcd0dfd03d183daff87de6a480c3" + "20" + "664b6962909692980661be55e8bdadc48350b2461d37372457e8ff97824ae8da" + "20" + "39f7ab1500a58643fccc9e07ed409be4c707c5536b95c57f6716207656464019" + "20" + "d68c856664d660456d4c85498c2cc2abfb955a63bd1fb23f3e25850da80153f6"; + +static const char* kExpectedRootHash2Hex = + "0d489b16a64b80035a8d08ce55549c89c4b67be64a0456382cc5be1e51ddae1a"; + +// This the hex encoding of the SHA-256 hash of +// linux-x86_64/en-US/firefox-62.0.2.tar.bz2, encoded (again) in hex (because +// that's how generate-checksums.py currently builds the binary transparency +// tree). +static const char* kInput2Hex = + "3231623461306361626538663030306261663236373235643530313462386434" + "3865353561333832336538653665656131343638313062313031623034396536"; + +// This is the hex encoding of an inclusion proof for +// update/win32/en-GB/firefox-61.0-62.0.2.partial.mar using SHA-512. +static const char* kValidInclusionProofSHA512Hex = + "020000" + "0000000000000cb3" + "00000000000007ac" + "030c" + "40" + "b39fbe359108724ec1daed2a8c88511c6b94a74563bfaaf25b774286ab03cab9" + "b2e64bbd4eeb02003b7397cd814b5d18a160e14ad08eca04559abe146201e027" + "40" + "de119745a41884ed482a41638cc1979d89e1bd0ca295e0c412e7ee4b5c2e042d" + "a1f4aa9c7f1e58b78fac10400b207197383177401976ef6baa80d482c102a94f" + "40" + "d0fe203b0e95cbe48e2e663538aba382718c85ae167d8c4ccf326519f81b3860" + "55058f6a49943b8ed228af88b3414ec00e939ad8dc736f502ca90d63494eddcd" + "40" + "ae825352bbe12845fb1d3be27375c27dd462ebd6dc6d7bd0b5929df97aaccf1a" + "9eedb304ae1e9742b1e2a2ba8b22408d2d52e3bb3d547632d5f03cfe112572d2" + "40" + "1ab0f7f7d674c691cf8e51d4409d3402d94927231b82f7f71f16828dd9e36152" + "1a69f7e571df06aea16c83df88dc74042444ae8771375a7118477275395b570d" + "40" + "9c6b94c5be456c68518753cf626daf11b30ce981e18b76c036664dcafeba19b7" + "3f5ee20ab35aa38b11c92e2c8f103d1b19113b7171c615ce0b9c5ff520242d8c" + "40" + "d395ef3cd63ae617a96bd6c5c361d5f6aaccff1ed90599115394310dfa0c528d" + "611998d325f374c01a827ee900d72ed66d299845438bba565ba666c588b232a0" + "40" + "ce3548561f5ec7a94a6c7a2adc604f5e32869d0727cee80f12c95cab2a996965" + "6ad61a02b35e0fb2d0031ea496381f1413d33b8cbfdf092accd903881e083ee0" + "40" + "a4247b649fee9017d9c9e729c4763719b7155056013abc488de0079dc7bddce6" + "57a93f2596967cfb123d812a901bc4ffe0338cbecf30adc1a821e7261f88e3cd" + "40" + "7d2056ea6645b0306373fa2e26fbc4a4ccd4c82cb7d605d2372fa297654cd3a0" + "b151f6b0fffe7472661de79c7ce7873cb75e05cad5ea40173be540e16d51414d" + "40" + "eed2c98b3d8b8035777af74a0d5dd38963f84c09e6f42b6ca4e290674c175035" + "b9bc85bb4304fcf3d042c444f951b3b134563c6936a1b176679e35e94c42416b" + "40" + "6167cccd9d03909f95bb389936766340234b5b3e35dfa8c81d330db9055d7b7d" + "bfaf262f1821b4a68f43af62c53987550b4174eaab8357f9bd83f2715c98d441"; + +// This is the hex encoding of the expected root hash of the SHA-512 tree. +static const char* kExpectedRootHashSHA512Hex = + "6f20812da2980393767e98dd7f79d89aa41e029c790d3908739c02c01d9c6525" + "8bb3e24ab608c95b063259620751ce258930d48929cbe543b166c33c4de65e60"; + +// This the hex encoding of the SHA-512 hash of +// update/win32/en-GB/firefox-61.0-62.0.2.partial.mar, encoded (again) in hex. +static const char* kInputSHA512Hex = + "6237656563626164353363386432346230383763666437323333303162326437" + "6234326136323536663462636336356134623231636437376133613830613734" + "3865396533623666306432333839666234623763396563356638643833373534" + "6239313635313165333661373238653863303236376564653761666561316638"; + +static const BTVerificationTestParams BT_VERIFICATION_TEST_PARAMS[] = { + {kValidInclusionProofHex, kExpectedRootHashHex, kInputHex, + pkix::DigestAlgorithm::sha256, Success}, + {kValidInclusionProofHex, kExpectedRootHashHex, kAlteredInputHex, + pkix::DigestAlgorithm::sha256, pkix::Result::ERROR_BAD_SIGNATURE}, + {kShortInclusionProofHex, kExpectedRootHashHex, kInputHex, + pkix::DigestAlgorithm::sha256, pkix::Result::ERROR_BAD_SIGNATURE}, + {kLongInclusionProofHex, kExpectedRootHashHex, kInputHex, + pkix::DigestAlgorithm::sha256, pkix::Result::ERROR_BAD_SIGNATURE}, + {kValidInclusionProofHex, kIncorrectRootHashHex, kInputHex, + pkix::DigestAlgorithm::sha256, pkix::Result::ERROR_BAD_SIGNATURE}, + {kWrongTreeSizeInclusionProofHex, kExpectedRootHashHex, kInputHex, + pkix::DigestAlgorithm::sha256, pkix::Result::ERROR_BAD_SIGNATURE}, + {kWrongLeafIndexInclusionProofHex, kExpectedRootHashHex, kInputHex, + pkix::DigestAlgorithm::sha256, pkix::Result::ERROR_BAD_SIGNATURE}, + {kValidInclusionProofHex, kExpectedRootHashHex, kInputHex, + pkix::DigestAlgorithm::sha512, pkix::Result::ERROR_BAD_SIGNATURE}, + {kValidInclusionProof2Hex, kExpectedRootHash2Hex, kInput2Hex, + pkix::DigestAlgorithm::sha256, Success}, + {kValidInclusionProofSHA512Hex, kExpectedRootHashSHA512Hex, kInputSHA512Hex, + pkix::DigestAlgorithm::sha512, Success}, + {kValidInclusionProofSHA512Hex, kExpectedRootHashSHA512Hex, kInputSHA512Hex, + pkix::DigestAlgorithm::sha256, pkix::Result::ERROR_BAD_SIGNATURE}, +}; + +TEST_P(BTVerificationTest, BTVerificationSimpleTest) { + const BTVerificationTestParams& params(GetParam()); + + Buffer encodedProofBuffer(HexToBytes(params.mInclusionProofHex)); + Input encodedProof = InputForBuffer(encodedProofBuffer); + InclusionProofDataV2 ipr; + ASSERT_EQ(Success, DecodeInclusionProof(encodedProof, ipr)); + + Buffer leafEntryBuffer(HexToBytes(params.mInputHex)); + Input leafEntry = InputForBuffer(leafEntryBuffer); + Buffer expectedRootHashBuffer(HexToBytes(params.mExpectedRootHashHex)); + Input expectedRootHash = InputForBuffer(expectedRootHashBuffer); + ASSERT_EQ(params.mExpectedVerificationResult, + VerifyInclusionProof(ipr, leafEntry, expectedRootHash, + params.mDigestAlgorithm)); +} + +INSTANTIATE_TEST_SUITE_P(BTVerificationTest, BTVerificationTest, + testing::ValuesIn(BT_VERIFICATION_TEST_PARAMS)); + +} // namespace ct +} // namespace mozilla |