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186 lines
4.6 KiB
C++
186 lines
4.6 KiB
C++
#include <crypto/crypto.hpp>
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#include <crypto/crypto_libsodium.hpp>
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#include <llarp_test.hpp>
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#include <path/path.hpp>
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#include <service/address.hpp>
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#include <service/identity.hpp>
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#include <service/intro_set.hpp>
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#include <util/time.hpp>
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#include <crypto/mock_crypto.hpp>
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#include <test_util.hpp>
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#include <gtest/gtest.h>
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#include <gmock/gmock.h>
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using namespace llarp;
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using namespace testing;
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struct HiddenServiceTest : public test::LlarpTest<>
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{
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service::Identity ident;
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};
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TEST_F(HiddenServiceTest, TestGenerateIntroSet)
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{
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service::Address addr;
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ASSERT_TRUE(ident.pub.CalculateAddress(addr.as_array()));
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service::IntroSet I;
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auto now = time_now_ms();
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I.T = now;
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while(I.I.size() < 10)
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{
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service::Introduction intro;
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intro.expiresAt = now + (path::default_lifetime / 2);
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intro.router.Randomize();
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intro.pathID.Randomize();
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I.I.emplace_back(std::move(intro));
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}
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EXPECT_CALL(m_crypto, sign(I.Z, _, _)).WillOnce(Return(true));
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EXPECT_CALL(m_crypto, verify(_, _, I.Z)).WillOnce(Return(true));
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EXPECT_CALL(m_crypto, xchacha20(_, _, _)).WillOnce(Return(true));
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const auto maybe = ident.EncryptAndSignIntroSet(I, now);
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ASSERT_TRUE(maybe.has_value());
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ASSERT_TRUE(maybe->Verify(now));
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}
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TEST_F(HiddenServiceTest, TestAddressToFromString)
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{
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auto str = ident.pub.Addr().ToString();
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service::Address addr;
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ASSERT_TRUE(addr.FromString(str));
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ASSERT_TRUE(addr == ident.pub.Addr());
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}
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struct ServiceIdentityTest : public test::LlarpTest<>
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{
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ServiceIdentityTest()
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{
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}
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};
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template < typename Arg >
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std::function< void(Arg&) >
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FillArg(byte_t val)
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{
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return [=](Arg& arg) { arg.Fill(val); };
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}
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TEST_F(ServiceIdentityTest, EnsureKeys)
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{
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fs::path p = test::randFilename();
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ASSERT_FALSE(fs::exists(fs::status(p)));
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test::FileGuard guard(p);
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const SecretKey k;
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EXPECT_CALL(m_crypto, derive_subkey_secret(_, _, _))
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.WillRepeatedly(Return(true));
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EXPECT_CALL(m_crypto, identity_keygen(_))
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.WillOnce(WithArg< 0 >(FillArg< SecretKey >(0x02)));
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EXPECT_CALL(m_crypto, pqe_keygen(_))
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.WillOnce(WithArg< 0 >(FillArg< PQKeyPair >(0x03)));
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service::Identity identity;
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ASSERT_TRUE(identity.EnsureKeys(p.string(), false));
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ASSERT_TRUE(fs::exists(fs::status(p)));
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// Verify what is on disk is what is what was generated
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service::Identity other;
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// No need to set more mocks, as we shouldn't need to re-keygen
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ASSERT_TRUE(other.EnsureKeys(p.string(), false));
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ASSERT_EQ(identity, other);
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}
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TEST_F(ServiceIdentityTest, EnsureKeysDir)
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{
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fs::path p = test::randFilename();
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ASSERT_FALSE(fs::exists(fs::status(p)));
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test::FileGuard guard(p);
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std::error_code code;
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ASSERT_TRUE(fs::create_directory(p, code)) << code;
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service::Identity identity;
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ASSERT_FALSE(identity.EnsureKeys(p.string(), false));
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}
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TEST_F(ServiceIdentityTest, EnsureKeysBrokenFile)
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{
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fs::path p = test::randFilename();
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ASSERT_FALSE(fs::exists(fs::status(p)));
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test::FileGuard guard(p);
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std::error_code code;
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std::fstream file;
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file.open(p.string(), std::ios::out);
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ASSERT_TRUE(file.is_open()) << p;
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file.close();
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service::Identity identity;
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ASSERT_FALSE(identity.EnsureKeys(p.string(), false));
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}
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struct RealCryptographyTest : public ::testing::Test
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{
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std::unique_ptr< CryptoManager > _manager;
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void
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SetUp()
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{
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_manager = std::make_unique< CryptoManager >(new sodium::CryptoLibSodium());
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}
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void
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TearDown()
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{
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_manager.reset();
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}
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};
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TEST_F(RealCryptographyTest, TestGenerateDeriveKey)
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{
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SecretKey root_key;
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SecretKey sub_key;
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PubKey sub_pubkey;
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auto crypto = CryptoManager::instance();
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crypto->identity_keygen(root_key);
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ASSERT_TRUE(crypto->derive_subkey_secret(sub_key, root_key, 1));
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ASSERT_TRUE(crypto->derive_subkey(sub_pubkey, root_key.toPublic(), 1));
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ASSERT_EQ(sub_key.toPublic(), sub_pubkey);
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}
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TEST_F(RealCryptographyTest, TestEncryptAndSignIntroSet)
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{
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service::Identity ident;
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ident.RegenerateKeys();
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service::Address addr;
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ASSERT_TRUE(ident.pub.CalculateAddress(addr.as_array()));
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service::IntroSet I;
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auto now = time_now_ms();
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I.T = now;
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while(I.I.size() < 10)
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{
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service::Introduction intro;
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intro.expiresAt = now + (path::default_lifetime / 2);
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intro.router.Randomize();
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intro.pathID.Randomize();
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I.I.emplace_back(std::move(intro));
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}
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const auto maybe = ident.EncryptAndSignIntroSet(I, now);
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ASSERT_TRUE(maybe.has_value());
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llarp::LogInfo("introset=", maybe.value());
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ASSERT_TRUE(maybe->Verify(now));
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PubKey blind_key;
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const PubKey root_key(addr.as_array());
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auto crypto = CryptoManager::instance();
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ASSERT_TRUE(crypto->derive_subkey(blind_key, root_key, 1));
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ASSERT_EQ(blind_key, root_key);
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}
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