diff options
Diffstat (limited to 'src/test/rbd_mirror/image_deleter/test_mock_SnapshotPurgeRequest.cc')
-rw-r--r-- | src/test/rbd_mirror/image_deleter/test_mock_SnapshotPurgeRequest.cc | 430 |
1 files changed, 430 insertions, 0 deletions
diff --git a/src/test/rbd_mirror/image_deleter/test_mock_SnapshotPurgeRequest.cc b/src/test/rbd_mirror/image_deleter/test_mock_SnapshotPurgeRequest.cc new file mode 100644 index 000000000..2f14854de --- /dev/null +++ b/src/test/rbd_mirror/image_deleter/test_mock_SnapshotPurgeRequest.cc @@ -0,0 +1,430 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab + +#include "test/rbd_mirror/test_mock_fixture.h" +#include "librbd/ExclusiveLock.h" +#include "librbd/ImageCtx.h" +#include "librbd/ImageState.h" +#include "librbd/Operations.h" +#include "tools/rbd_mirror/Threads.h" +#include "tools/rbd_mirror/image_deleter/SnapshotPurgeRequest.h" +#include "test/librados_test_stub/MockTestMemIoCtxImpl.h" +#include "test/librbd/mock/MockExclusiveLock.h" +#include "test/librbd/mock/MockImageCtx.h" +#include "test/librbd/mock/MockImageState.h" +#include "test/librbd/mock/MockOperations.h" + +namespace librbd { + +namespace { + +struct MockTestImageCtx : public librbd::MockImageCtx { + static MockTestImageCtx *s_instance; + static MockTestImageCtx *create(const std::string &image_name, + const std::string &image_id, + const char *snap, librados::IoCtx& p, + bool read_only) { + ceph_assert(s_instance != nullptr); + return s_instance; + } + + MockTestImageCtx(librbd::ImageCtx &image_ctx) + : librbd::MockImageCtx(image_ctx) { + s_instance = this; + } +}; + +MockTestImageCtx *MockTestImageCtx::s_instance = nullptr; + +} // anonymous namespace +} // namespace librbd + +#include "tools/rbd_mirror/image_deleter/SnapshotPurgeRequest.cc" + +namespace rbd { +namespace mirror { +namespace image_deleter { + +using ::testing::_; +using ::testing::Invoke; +using ::testing::InSequence; +using ::testing::WithArg; + +class TestMockImageDeleterSnapshotPurgeRequest : public TestMockFixture { +public: + typedef SnapshotPurgeRequest<librbd::MockTestImageCtx> MockSnapshotPurgeRequest; + + void SetUp() override { + TestMockFixture::SetUp(); + + librbd::RBD rbd; + ASSERT_EQ(0, create_image(rbd, m_local_io_ctx, m_image_name, m_image_size)); + ASSERT_EQ(0, open_image(m_local_io_ctx, m_image_name, &m_local_image_ctx)); + } + + void expect_set_journal_policy(librbd::MockTestImageCtx &mock_image_ctx) { + EXPECT_CALL(mock_image_ctx, set_journal_policy(_)) + .WillOnce(Invoke([](librbd::journal::Policy* policy) { + delete policy; + })); + } + + void expect_open(librbd::MockTestImageCtx &mock_image_ctx, int r) { + EXPECT_CALL(*mock_image_ctx.state, open(true, _)) + .WillOnce(WithArg<1>(Invoke([this, &mock_image_ctx, r](Context* ctx) { + EXPECT_EQ(0U, mock_image_ctx.read_only_mask & + librbd::IMAGE_READ_ONLY_FLAG_NON_PRIMARY); + m_threads->work_queue->queue(ctx, r); + }))); + } + + void expect_close(librbd::MockTestImageCtx &mock_image_ctx, int r) { + EXPECT_CALL(*mock_image_ctx.state, close(_)) + .WillOnce(Invoke([this, r](Context* ctx) { + m_threads->work_queue->queue(ctx, r); + })); + } + + void expect_acquire_lock(librbd::MockTestImageCtx &mock_image_ctx, int r) { + EXPECT_CALL(*mock_image_ctx.exclusive_lock, acquire_lock(_)) + .WillOnce(Invoke([this, r](Context* ctx) { + m_threads->work_queue->queue(ctx, r); + })); + } + + void expect_get_snap_namespace(librbd::MockTestImageCtx &mock_image_ctx, + uint64_t snap_id, + const cls::rbd::SnapshotNamespace &snap_namespace, + int r) { + EXPECT_CALL(mock_image_ctx, get_snap_namespace(snap_id, _)) + .WillOnce(WithArg<1>(Invoke([snap_namespace, r](cls::rbd::SnapshotNamespace *ns) { + *ns = snap_namespace; + return r; + }))); + } + + void expect_get_snap_name(librbd::MockTestImageCtx &mock_image_ctx, + uint64_t snap_id, const std::string& name, + int r) { + EXPECT_CALL(mock_image_ctx, get_snap_name(snap_id, _)) + .WillOnce(WithArg<1>(Invoke([name, r](std::string *n) { + *n = name; + return r; + }))); + } + + void expect_is_snap_protected(librbd::MockTestImageCtx &mock_image_ctx, + uint64_t snap_id, bool is_protected, int r) { + EXPECT_CALL(mock_image_ctx, is_snap_protected(snap_id, _)) + .WillOnce(WithArg<1>(Invoke([is_protected, r](bool *prot) { + *prot = is_protected; + return r; + }))); + } + + void expect_snap_unprotect(librbd::MockTestImageCtx &mock_image_ctx, + const cls::rbd::SnapshotNamespace& ns, + const std::string& name, int r) { + EXPECT_CALL(*mock_image_ctx.operations, execute_snap_unprotect(ns, name, _)) + .WillOnce(WithArg<2>(Invoke([this, r](Context* ctx) { + m_threads->work_queue->queue(ctx, r); + }))); + } + + void expect_snap_remove(librbd::MockTestImageCtx &mock_image_ctx, + const cls::rbd::SnapshotNamespace& ns, + const std::string& name, int r) { + EXPECT_CALL(*mock_image_ctx.operations, execute_snap_remove(ns, name, _)) + .WillOnce(WithArg<2>(Invoke([this, r](Context* ctx) { + m_threads->work_queue->queue(ctx, r); + }))); + } + + void expect_start_op(librbd::MockTestImageCtx &mock_image_ctx, bool success) { + EXPECT_CALL(*mock_image_ctx.exclusive_lock, start_op(_)) + .WillOnce(Invoke([success](int* r) { + auto f = [](int r) {}; + if (!success) { + *r = -EROFS; + return static_cast<LambdaContext<decltype(f)>*>(nullptr); + } + return new LambdaContext(std::move(f)); + })); + } + + librbd::ImageCtx *m_local_image_ctx; +}; + +TEST_F(TestMockImageDeleterSnapshotPurgeRequest, SuccessJournal) { + { + std::unique_lock image_locker{m_local_image_ctx->image_lock}; + m_local_image_ctx->add_snap(cls::rbd::UserSnapshotNamespace{}, "snap1", 1, + 0, {}, RBD_PROTECTION_STATUS_PROTECTED, 0, {}); + m_local_image_ctx->add_snap(cls::rbd::UserSnapshotNamespace{}, "snap2", 2, + 0, {}, RBD_PROTECTION_STATUS_UNPROTECTED, 0, + {}); + } + + librbd::MockTestImageCtx mock_image_ctx(*m_local_image_ctx); + librbd::MockExclusiveLock mock_exclusive_lock; + mock_image_ctx.exclusive_lock = &mock_exclusive_lock; + + InSequence seq; + expect_set_journal_policy(mock_image_ctx); + expect_open(mock_image_ctx, 0); + expect_acquire_lock(mock_image_ctx, 0); + + expect_get_snap_namespace(mock_image_ctx, 2, + cls::rbd::UserSnapshotNamespace{}, 0); + expect_get_snap_name(mock_image_ctx, 2, "snap2", 0); + expect_is_snap_protected(mock_image_ctx, 2, false, 0); + expect_start_op(mock_image_ctx, true); + expect_snap_remove(mock_image_ctx, cls::rbd::UserSnapshotNamespace{}, "snap2", + 0); + + expect_get_snap_namespace(mock_image_ctx, 1, + cls::rbd::UserSnapshotNamespace{}, 0); + expect_get_snap_name(mock_image_ctx, 1, "snap1", 0); + expect_is_snap_protected(mock_image_ctx, 1, true, 0); + expect_start_op(mock_image_ctx, true); + expect_snap_unprotect(mock_image_ctx, cls::rbd::UserSnapshotNamespace{}, + "snap1", 0); + expect_start_op(mock_image_ctx, true); + expect_snap_remove(mock_image_ctx, cls::rbd::UserSnapshotNamespace{}, "snap1", + 0); + + expect_close(mock_image_ctx, 0); + + C_SaferCond ctx; + auto req = MockSnapshotPurgeRequest::create(m_local_io_ctx, mock_image_ctx.id, + &ctx); + req->send(); + ASSERT_EQ(0, ctx.wait()); +} + +TEST_F(TestMockImageDeleterSnapshotPurgeRequest, SuccessSnapshot) { + { + std::unique_lock image_locker{m_local_image_ctx->image_lock}; + m_local_image_ctx->add_snap(cls::rbd::UserSnapshotNamespace{}, "snap1", 1, + 0, {}, RBD_PROTECTION_STATUS_PROTECTED, 0, {}); + m_local_image_ctx->add_snap(cls::rbd::UserSnapshotNamespace{}, "snap2", 2, + 0, {}, RBD_PROTECTION_STATUS_UNPROTECTED, 0, + {}); + } + + librbd::MockTestImageCtx mock_image_ctx(*m_local_image_ctx); + + InSequence seq; + expect_set_journal_policy(mock_image_ctx); + expect_open(mock_image_ctx, 0); + + expect_get_snap_namespace(mock_image_ctx, 2, + cls::rbd::UserSnapshotNamespace{}, 0); + expect_get_snap_name(mock_image_ctx, 2, "snap2", 0); + expect_is_snap_protected(mock_image_ctx, 2, false, 0); + expect_snap_remove(mock_image_ctx, cls::rbd::UserSnapshotNamespace{}, "snap2", + 0); + + expect_get_snap_namespace(mock_image_ctx, 1, + cls::rbd::UserSnapshotNamespace{}, 0); + expect_get_snap_name(mock_image_ctx, 1, "snap1", 0); + expect_is_snap_protected(mock_image_ctx, 1, true, 0); + expect_snap_unprotect(mock_image_ctx, cls::rbd::UserSnapshotNamespace{}, + "snap1", 0); + expect_snap_remove(mock_image_ctx, cls::rbd::UserSnapshotNamespace{}, "snap1", + 0); + + expect_close(mock_image_ctx, 0); + + C_SaferCond ctx; + auto req = MockSnapshotPurgeRequest::create(m_local_io_ctx, mock_image_ctx.id, + &ctx); + req->send(); + ASSERT_EQ(0, ctx.wait()); +} + +TEST_F(TestMockImageDeleterSnapshotPurgeRequest, OpenError) { + { + std::unique_lock image_locker{m_local_image_ctx->image_lock}; + m_local_image_ctx->add_snap(cls::rbd::UserSnapshotNamespace{}, "snap1", 1, + 0, {}, RBD_PROTECTION_STATUS_UNPROTECTED, 0, + {}); + } + + librbd::MockTestImageCtx mock_image_ctx(*m_local_image_ctx); + librbd::MockExclusiveLock mock_exclusive_lock; + mock_image_ctx.exclusive_lock = &mock_exclusive_lock; + + InSequence seq; + expect_set_journal_policy(mock_image_ctx); + expect_open(mock_image_ctx, -EPERM); + + C_SaferCond ctx; + auto req = MockSnapshotPurgeRequest::create(m_local_io_ctx, mock_image_ctx.id, + &ctx); + req->send(); + ASSERT_EQ(-EPERM, ctx.wait()); +} + +TEST_F(TestMockImageDeleterSnapshotPurgeRequest, AcquireLockError) { + { + std::unique_lock image_locker{m_local_image_ctx->image_lock}; + m_local_image_ctx->add_snap(cls::rbd::UserSnapshotNamespace{}, "snap1", 1, + 0, {}, RBD_PROTECTION_STATUS_UNPROTECTED, 0, + {}); + } + + librbd::MockTestImageCtx mock_image_ctx(*m_local_image_ctx); + librbd::MockExclusiveLock mock_exclusive_lock; + mock_image_ctx.exclusive_lock = &mock_exclusive_lock; + + InSequence seq; + expect_set_journal_policy(mock_image_ctx); + expect_open(mock_image_ctx, 0); + expect_acquire_lock(mock_image_ctx, -EPERM); + expect_close(mock_image_ctx, -EINVAL); + + C_SaferCond ctx; + auto req = MockSnapshotPurgeRequest::create(m_local_io_ctx, mock_image_ctx.id, + &ctx); + req->send(); + ASSERT_EQ(-EPERM, ctx.wait()); +} + +TEST_F(TestMockImageDeleterSnapshotPurgeRequest, SnapUnprotectBusy) { + { + std::unique_lock image_locker{m_local_image_ctx->image_lock}; + m_local_image_ctx->add_snap(cls::rbd::UserSnapshotNamespace{}, "snap1", 1, + 0, {}, RBD_PROTECTION_STATUS_PROTECTED, 0, {}); + } + + librbd::MockTestImageCtx mock_image_ctx(*m_local_image_ctx); + librbd::MockExclusiveLock mock_exclusive_lock; + mock_image_ctx.exclusive_lock = &mock_exclusive_lock; + + InSequence seq; + expect_set_journal_policy(mock_image_ctx); + expect_open(mock_image_ctx, 0); + expect_acquire_lock(mock_image_ctx, 0); + + expect_get_snap_namespace(mock_image_ctx, 1, + cls::rbd::UserSnapshotNamespace{}, 0); + expect_get_snap_name(mock_image_ctx, 1, "snap1", 0); + expect_is_snap_protected(mock_image_ctx, 1, true, 0); + expect_start_op(mock_image_ctx, true); + expect_snap_unprotect(mock_image_ctx, cls::rbd::UserSnapshotNamespace{}, + "snap1", -EBUSY); + + expect_close(mock_image_ctx, -EINVAL); + + C_SaferCond ctx; + auto req = MockSnapshotPurgeRequest::create(m_local_io_ctx, mock_image_ctx.id, + &ctx); + req->send(); + ASSERT_EQ(-EBUSY, ctx.wait()); +} + +TEST_F(TestMockImageDeleterSnapshotPurgeRequest, SnapUnprotectError) { + { + std::unique_lock image_locker{m_local_image_ctx->image_lock}; + m_local_image_ctx->add_snap(cls::rbd::UserSnapshotNamespace{}, "snap1", 1, + 0, {}, RBD_PROTECTION_STATUS_PROTECTED, 0, {}); + } + + librbd::MockTestImageCtx mock_image_ctx(*m_local_image_ctx); + librbd::MockExclusiveLock mock_exclusive_lock; + mock_image_ctx.exclusive_lock = &mock_exclusive_lock; + + InSequence seq; + expect_set_journal_policy(mock_image_ctx); + expect_open(mock_image_ctx, 0); + expect_acquire_lock(mock_image_ctx, 0); + + expect_get_snap_namespace(mock_image_ctx, 1, + cls::rbd::UserSnapshotNamespace{}, 0); + expect_get_snap_name(mock_image_ctx, 1, "snap1", 0); + expect_is_snap_protected(mock_image_ctx, 1, true, 0); + expect_start_op(mock_image_ctx, true); + expect_snap_unprotect(mock_image_ctx, cls::rbd::UserSnapshotNamespace{}, + "snap1", -EPERM); + + expect_close(mock_image_ctx, -EINVAL); + + C_SaferCond ctx; + auto req = MockSnapshotPurgeRequest::create(m_local_io_ctx, mock_image_ctx.id, + &ctx); + req->send(); + ASSERT_EQ(-EPERM, ctx.wait()); +} + +TEST_F(TestMockImageDeleterSnapshotPurgeRequest, SnapRemoveError) { + { + std::unique_lock image_locker{m_local_image_ctx->image_lock}; + m_local_image_ctx->add_snap(cls::rbd::UserSnapshotNamespace{}, "snap1", 1, + 0, {}, RBD_PROTECTION_STATUS_UNPROTECTED, 0, + {}); + } + + librbd::MockTestImageCtx mock_image_ctx(*m_local_image_ctx); + librbd::MockExclusiveLock mock_exclusive_lock; + mock_image_ctx.exclusive_lock = &mock_exclusive_lock; + + InSequence seq; + expect_set_journal_policy(mock_image_ctx); + expect_open(mock_image_ctx, 0); + expect_acquire_lock(mock_image_ctx, 0); + + expect_get_snap_namespace(mock_image_ctx, 1, + cls::rbd::UserSnapshotNamespace{}, 0); + expect_get_snap_name(mock_image_ctx, 1, "snap1", 0); + expect_is_snap_protected(mock_image_ctx, 1, false, 0); + expect_start_op(mock_image_ctx, true); + expect_snap_remove(mock_image_ctx, cls::rbd::UserSnapshotNamespace{}, "snap1", + -EINVAL); + + expect_close(mock_image_ctx, -EPERM); + + C_SaferCond ctx; + auto req = MockSnapshotPurgeRequest::create(m_local_io_ctx, mock_image_ctx.id, + &ctx); + req->send(); + ASSERT_EQ(-EINVAL, ctx.wait()); +} + +TEST_F(TestMockImageDeleterSnapshotPurgeRequest, CloseError) { + { + std::unique_lock image_locker{m_local_image_ctx->image_lock}; + m_local_image_ctx->add_snap(cls::rbd::UserSnapshotNamespace{}, "snap1", 1, + 0, {}, RBD_PROTECTION_STATUS_UNPROTECTED, 0, + {}); + } + + librbd::MockTestImageCtx mock_image_ctx(*m_local_image_ctx); + librbd::MockExclusiveLock mock_exclusive_lock; + mock_image_ctx.exclusive_lock = &mock_exclusive_lock; + + InSequence seq; + expect_set_journal_policy(mock_image_ctx); + expect_open(mock_image_ctx, 0); + expect_acquire_lock(mock_image_ctx, 0); + + expect_get_snap_namespace(mock_image_ctx, 1, + cls::rbd::UserSnapshotNamespace{}, 0); + expect_get_snap_name(mock_image_ctx, 1, "snap1", 0); + expect_is_snap_protected(mock_image_ctx, 1, false, 0); + expect_start_op(mock_image_ctx, true); + expect_snap_remove(mock_image_ctx, cls::rbd::UserSnapshotNamespace{}, "snap1", + 0); + + expect_close(mock_image_ctx, -EINVAL); + + C_SaferCond ctx; + auto req = MockSnapshotPurgeRequest::create(m_local_io_ctx, mock_image_ctx.id, + &ctx); + req->send(); + ASSERT_EQ(-EINVAL, ctx.wait()); +} + +} // namespace image_deleter +} // namespace mirror +} // namespace rbd |