diff options
Diffstat (limited to 'src/test/librbd/crypto/luks/test_mock_FormatRequest.cc')
| -rw-r--r-- | src/test/librbd/crypto/luks/test_mock_FormatRequest.cc | 195 |
1 files changed, 195 insertions, 0 deletions
diff --git a/src/test/librbd/crypto/luks/test_mock_FormatRequest.cc b/src/test/librbd/crypto/luks/test_mock_FormatRequest.cc new file mode 100644 index 000000000..d27c3fe12 --- /dev/null +++ b/src/test/librbd/crypto/luks/test_mock_FormatRequest.cc @@ -0,0 +1,195 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab + +#include "test/librbd/test_mock_fixture.h" +#include "test/librbd/test_support.h" +#include "test/librbd/mock/MockImageCtx.h" + +namespace librbd { +namespace util { + +inline ImageCtx *get_image_ctx(MockImageCtx *image_ctx) { + return image_ctx->image_ctx; +} + +} // namespace util +} // namespace librbd + +#include "librbd/crypto/luks/FormatRequest.cc" + +namespace librbd { +namespace crypto { +namespace luks { + +using ::testing::_; +using ::testing::Invoke; +using ::testing::Return; + +struct TestMockCryptoLuksFormatRequest : public TestMockFixture { + typedef FormatRequest<librbd::MockImageCtx> MockFormatRequest; + + const size_t OBJECT_SIZE = 4 * 1024 * 1024; + const size_t IMAGE_SIZE = 1024 * 1024 * 1024; + const char* passphrase_cstr = "password"; + std::string passphrase = passphrase_cstr; + + MockImageCtx* mock_image_ctx; + C_SaferCond finished_cond; + Context *on_finish = &finished_cond; + io::AioCompletion* aio_comp; + ceph::bufferlist header_bl; + ceph::ref_t<CryptoInterface> crypto; + + void SetUp() override { + TestMockFixture::SetUp(); + + librbd::ImageCtx *ictx; + ASSERT_EQ(0, open_image(m_image_name, &ictx)); + mock_image_ctx = new MockImageCtx(*ictx); + crypto = nullptr; + } + + void TearDown() override { + if (crypto != nullptr) { + crypto->put(); + crypto = nullptr; + } + delete mock_image_ctx; + TestMockFixture::TearDown(); + } + + void expect_get_object_size() { + EXPECT_CALL(*mock_image_ctx, get_object_size()).WillOnce(Return( + OBJECT_SIZE)); + } + + void expect_get_image_size(uint64_t image_size) { + EXPECT_CALL(*mock_image_ctx, get_image_size(CEPH_NOSNAP)).WillOnce(Return( + image_size)); + } + + void expect_image_write() { + EXPECT_CALL(*mock_image_ctx->io_image_dispatcher, send(_)) + .WillOnce(Invoke([this](io::ImageDispatchSpec* spec) { + auto* write = boost::get<io::ImageDispatchSpec::Write>( + &spec->request); + ASSERT_TRUE(write != nullptr); + + ASSERT_EQ(1, spec->image_extents.size()); + ASSERT_EQ(0, spec->image_extents[0].first); + ASSERT_GT(spec->image_extents[0].second, 0); + + spec->dispatch_result = io::DISPATCH_RESULT_COMPLETE; + aio_comp = spec->aio_comp; + header_bl = write->bl; + })); + } + + void complete_aio(int r) { + if (r < 0) { + aio_comp->fail(r); + } else { + aio_comp->set_request_count(1); + aio_comp->add_request(); + aio_comp->complete_request(r); + } + } + + void verify_header(const char* expected_format, size_t expected_key_length, + uint64_t expected_sector_size) { + Header header(mock_image_ctx->cct); + + ASSERT_EQ(0, header.init()); + ASSERT_EQ(0, header.write(header_bl)); + ASSERT_EQ(0, header.load(expected_format)); + + ASSERT_EQ(expected_sector_size, header.get_sector_size()); + ASSERT_EQ(0, header.get_data_offset() % OBJECT_SIZE); + + char volume_key[64]; + size_t volume_key_size = sizeof(volume_key); + ASSERT_EQ(0, header.read_volume_key( + passphrase_cstr, strlen(passphrase_cstr), + reinterpret_cast<char*>(volume_key), &volume_key_size)); + + ASSERT_EQ(expected_key_length, crypto->get_key_length()); + ASSERT_EQ(0, std::memcmp( + volume_key, crypto->get_key(), expected_key_length)); + ASSERT_EQ(expected_sector_size, crypto->get_block_size()); + ASSERT_EQ(header.get_data_offset(), crypto->get_data_offset()); + } +}; + +TEST_F(TestMockCryptoLuksFormatRequest, LUKS1) { + auto mock_format_request = MockFormatRequest::create( + mock_image_ctx, RBD_ENCRYPTION_FORMAT_LUKS1, + RBD_ENCRYPTION_ALGORITHM_AES128, std::move(passphrase), &crypto, + on_finish, true); + expect_get_object_size(); + expect_get_image_size(IMAGE_SIZE); + expect_image_write(); + mock_format_request->send(); + ASSERT_EQ(ETIMEDOUT, finished_cond.wait_for(0)); + complete_aio(0); + ASSERT_EQ(0, finished_cond.wait()); + ASSERT_NO_FATAL_FAILURE(verify_header(CRYPT_LUKS1, 32, 512)); +} + +TEST_F(TestMockCryptoLuksFormatRequest, AES128) { + auto mock_format_request = MockFormatRequest::create( + mock_image_ctx, RBD_ENCRYPTION_FORMAT_LUKS2, + RBD_ENCRYPTION_ALGORITHM_AES128, std::move(passphrase), &crypto, + on_finish, true); + expect_get_object_size(); + expect_get_image_size(IMAGE_SIZE); + expect_image_write(); + mock_format_request->send(); + ASSERT_EQ(ETIMEDOUT, finished_cond.wait_for(0)); + complete_aio(0); + ASSERT_EQ(0, finished_cond.wait()); + ASSERT_NO_FATAL_FAILURE(verify_header(CRYPT_LUKS2, 32, 4096)); +} + +TEST_F(TestMockCryptoLuksFormatRequest, AES256) { + auto mock_format_request = MockFormatRequest::create( + mock_image_ctx, RBD_ENCRYPTION_FORMAT_LUKS2, + RBD_ENCRYPTION_ALGORITHM_AES256, std::move(passphrase), &crypto, + on_finish, true); + expect_get_object_size(); + expect_get_image_size(IMAGE_SIZE); + expect_image_write(); + mock_format_request->send(); + ASSERT_EQ(ETIMEDOUT, finished_cond.wait_for(0)); + complete_aio(0); + ASSERT_EQ(0, finished_cond.wait()); + ASSERT_NO_FATAL_FAILURE(verify_header(CRYPT_LUKS2, 64, 4096)); +} + +TEST_F(TestMockCryptoLuksFormatRequest, ImageTooSmall) { + auto mock_format_request = MockFormatRequest::create( + mock_image_ctx, RBD_ENCRYPTION_FORMAT_LUKS2, + RBD_ENCRYPTION_ALGORITHM_AES256, std::move(passphrase), &crypto, + on_finish, true); + expect_get_object_size(); + expect_get_image_size(1024*1024); + mock_format_request->send(); + ASSERT_EQ(-ENOSPC, finished_cond.wait()); +} + +TEST_F(TestMockCryptoLuksFormatRequest, WriteFail) { + auto mock_format_request = MockFormatRequest::create( + mock_image_ctx, RBD_ENCRYPTION_FORMAT_LUKS2, + RBD_ENCRYPTION_ALGORITHM_AES256, std::move(passphrase), &crypto, + on_finish, true); + expect_get_object_size(); + expect_get_image_size(IMAGE_SIZE); + expect_image_write(); + mock_format_request->send(); + ASSERT_EQ(ETIMEDOUT, finished_cond.wait_for(0)); + complete_aio(-123); + ASSERT_EQ(-123, finished_cond.wait()); +} + +} // namespace luks +} // namespace crypto +} // namespace librbd |