| // Copyright 2017 Google Inc. |
| // |
| // 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. |
| // |
| //////////////////////////////////////////////////////////////////////////////// |
| |
| #include "tink/signature/signature_config.h" |
| |
| #include <list> |
| #include <string> |
| #include <utility> |
| |
| #include "gmock/gmock.h" |
| #include "gtest/gtest.h" |
| #include "absl/memory/memory.h" |
| #include "absl/status/status.h" |
| #include "openssl/crypto.h" |
| #include "tink/config.h" |
| #include "tink/config/tink_fips.h" |
| #include "tink/keyset_handle.h" |
| #include "tink/public_key_sign.h" |
| #include "tink/public_key_verify.h" |
| #include "tink/registry.h" |
| #include "tink/signature/rsa_ssa_pss_sign_key_manager.h" |
| #include "tink/signature/rsa_ssa_pss_verify_key_manager.h" |
| #include "tink/signature/signature_key_templates.h" |
| #include "tink/util/status.h" |
| #include "tink/util/test_matchers.h" |
| #include "tink/util/test_util.h" |
| |
| namespace crypto { |
| namespace tink { |
| namespace { |
| |
| using ::crypto::tink::test::DummyPublicKeySign; |
| using ::crypto::tink::test::DummyPublicKeyVerify; |
| using ::crypto::tink::test::IsOk; |
| using ::crypto::tink::test::StatusIs; |
| using ::testing::Not; |
| |
| class SignatureConfigTest : public ::testing::Test { |
| protected: |
| void SetUp() override { Registry::Reset(); } |
| }; |
| |
| TEST_F(SignatureConfigTest, testBasic) { |
| if (IsFipsModeEnabled() && !FIPS_mode()) { |
| GTEST_SKIP() << "Not supported if FIPS-mode is used and BoringCrypto is " |
| "not available"; |
| } |
| |
| EXPECT_THAT(Registry::get_key_manager<PublicKeySign>( |
| RsaSsaPssSignKeyManager().get_key_type()) |
| .status(), |
| StatusIs(absl::StatusCode::kNotFound)); |
| EXPECT_THAT(Registry::get_key_manager<PublicKeyVerify>( |
| RsaSsaPssVerifyKeyManager().get_key_type()) |
| .status(), |
| StatusIs(absl::StatusCode::kNotFound)); |
| EXPECT_THAT(SignatureConfig::Register(), IsOk()); |
| EXPECT_THAT(Registry::get_key_manager<PublicKeySign>( |
| RsaSsaPssSignKeyManager().get_key_type()) |
| .status(), |
| IsOk()); |
| EXPECT_THAT(Registry::get_key_manager<PublicKeyVerify>( |
| RsaSsaPssVerifyKeyManager().get_key_type()) |
| .status(), |
| IsOk()); |
| } |
| |
| // Tests that the PublicKeySignWrapper has been properly registered and we |
| // can wrap primitives. |
| TEST_F(SignatureConfigTest, PublicKeySignWrapperRegistered) { |
| if (IsFipsModeEnabled() && !FIPS_mode()) { |
| GTEST_SKIP() << "Not supported if FIPS-mode is used and BoringCrypto is " |
| "not available"; |
| } |
| |
| ASSERT_TRUE(SignatureConfig::Register().ok()); |
| |
| google::crypto::tink::KeysetInfo::KeyInfo key_info; |
| key_info.set_status(google::crypto::tink::KeyStatusType::ENABLED); |
| key_info.set_key_id(1234); |
| key_info.set_output_prefix_type(google::crypto::tink::OutputPrefixType::TINK); |
| auto primitive_set = absl::make_unique<PrimitiveSet<PublicKeySign>>(); |
| ASSERT_THAT( |
| primitive_set->set_primary( |
| primitive_set |
| ->AddPrimitive(absl::make_unique<DummyPublicKeySign>("dummy"), |
| key_info) |
| .value()), |
| IsOk()); |
| |
| auto wrapped = Registry::Wrap(std::move(primitive_set)); |
| |
| ASSERT_TRUE(wrapped.ok()) << wrapped.status(); |
| auto signature_result = wrapped.value()->Sign("message"); |
| ASSERT_TRUE(signature_result.ok()); |
| |
| std::string prefix = CryptoFormat::GetOutputPrefix(key_info).value(); |
| EXPECT_EQ(signature_result.value(), |
| absl::StrCat(prefix, |
| DummyPublicKeySign("dummy").Sign("message").value())); |
| } |
| |
| |
| // Tests that the PublicKeyVerifyWrapper has been properly registered and we |
| // can wrap primitives. |
| TEST_F(SignatureConfigTest, PublicKeyVerifyWrapperRegistered) { |
| if (IsFipsModeEnabled() && !FIPS_mode()) { |
| GTEST_SKIP() << "Not supported if FIPS-mode is used and BoringCrypto is " |
| "not available"; |
| } |
| |
| ASSERT_TRUE(SignatureConfig::Register().ok()); |
| |
| google::crypto::tink::KeysetInfo::KeyInfo key_info; |
| key_info.set_status(google::crypto::tink::KeyStatusType::ENABLED); |
| key_info.set_key_id(1234); |
| key_info.set_output_prefix_type(google::crypto::tink::OutputPrefixType::TINK); |
| auto primitive_set = absl::make_unique<PrimitiveSet<PublicKeyVerify>>(); |
| ASSERT_THAT( |
| primitive_set->set_primary( |
| primitive_set |
| ->AddPrimitive(absl::make_unique<DummyPublicKeyVerify>("dummy"), |
| key_info) |
| .value()), |
| IsOk()); |
| std::string prefix = CryptoFormat::GetOutputPrefix(key_info).value(); |
| std::string signature = DummyPublicKeySign("dummy").Sign("message").value(); |
| |
| auto wrapped = Registry::Wrap(std::move(primitive_set)); |
| |
| ASSERT_TRUE(wrapped.ok()) << wrapped.status(); |
| ASSERT_TRUE( |
| wrapped.value()->Verify(absl::StrCat(prefix, signature), "message").ok()); |
| } |
| |
| // FIPS-only mode tests |
| TEST_F(SignatureConfigTest, RegisterNonFipsTemplates) { |
| if (!IsFipsModeEnabled() || !FIPS_mode()) { |
| GTEST_SKIP() << "Only supported in FIPS-only mode with BoringCrypto."; |
| } |
| |
| EXPECT_THAT(SignatureConfig::Register(), IsOk()); |
| |
| std::list<google::crypto::tink::KeyTemplate> non_fips_key_templates; |
| non_fips_key_templates.push_back(SignatureKeyTemplates::Ed25519()); |
| non_fips_key_templates.push_back( |
| SignatureKeyTemplates::Ed25519WithRawOutput()); |
| // 4096-bit RSA is not validated. |
| non_fips_key_templates.push_back( |
| SignatureKeyTemplates::RsaSsaPkcs14096Sha512F4()); |
| non_fips_key_templates.push_back( |
| SignatureKeyTemplates::RsaSsaPss4096Sha384Sha384F4()); |
| non_fips_key_templates.push_back( |
| SignatureKeyTemplates::RsaSsaPss4096Sha512Sha512F4()); |
| |
| for (auto key_template : non_fips_key_templates) { |
| EXPECT_THAT(KeysetHandle::GenerateNew(key_template).status(), |
| Not(IsOk())); |
| } |
| } |
| |
| TEST_F(SignatureConfigTest, RegisterFipsValidTemplates) { |
| if (!IsFipsModeEnabled() || !FIPS_mode()) { |
| GTEST_SKIP() << "Only supported in FIPS-only mode with BoringCrypto."; |
| } |
| |
| EXPECT_THAT(SignatureConfig::Register(), IsOk()); |
| |
| std::list<google::crypto::tink::KeyTemplate> fips_key_templates; |
| fips_key_templates.push_back(SignatureKeyTemplates::EcdsaP256()); |
| fips_key_templates.push_back(SignatureKeyTemplates::EcdsaP256Ieee()); |
| fips_key_templates.push_back(SignatureKeyTemplates::EcdsaP384Sha384()); |
| fips_key_templates.push_back(SignatureKeyTemplates::EcdsaP384Sha512()); |
| fips_key_templates.push_back(SignatureKeyTemplates::EcdsaP384Ieee()); |
| fips_key_templates.push_back(SignatureKeyTemplates::EcdsaP521()); |
| fips_key_templates.push_back(SignatureKeyTemplates::EcdsaP521Ieee()); |
| fips_key_templates.push_back( |
| SignatureKeyTemplates::RsaSsaPkcs13072Sha256F4()); |
| fips_key_templates.push_back( |
| SignatureKeyTemplates::RsaSsaPss3072Sha256Sha256F4()); |
| |
| for (auto key_template : fips_key_templates) { |
| EXPECT_THAT(KeysetHandle::GenerateNew(key_template), IsOk()); |
| } |
| } |
| |
| } // namespace |
| } // namespace tink |
| } // namespace crypto |