+++ /dev/null
-// -*- 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/journal/TypeTraits.h"
-#include "tools/rbd_mirror/InstanceWatcher.h"
-#include "tools/rbd_mirror/Threads.h"
-#include "tools/rbd_mirror/image_replayer/BootstrapRequest.h"
-#include "tools/rbd_mirror/image_replayer/CloseImageRequest.h"
-#include "tools/rbd_mirror/image_replayer/CreateImageRequest.h"
-#include "tools/rbd_mirror/image_replayer/IsPrimaryRequest.h"
-#include "tools/rbd_mirror/image_replayer/OpenImageRequest.h"
-#include "tools/rbd_mirror/image_replayer/OpenLocalImageRequest.h"
-#include "test/journal/mock/MockJournaler.h"
-#include "test/librados_test_stub/MockTestMemIoCtxImpl.h"
-#include "test/librbd/mock/MockImageCtx.h"
-#include "test/librbd/mock/MockJournal.h"
-
-namespace librbd {
-
-namespace {
-
-struct MockTestImageCtx : public librbd::MockImageCtx {
- MockTestImageCtx(librbd::ImageCtx &image_ctx)
- : librbd::MockImageCtx(image_ctx) {
- }
-};
-
-} // anonymous namespace
-
-namespace journal {
-
-template <>
-struct TypeTraits<librbd::MockTestImageCtx> {
- typedef ::journal::MockJournaler Journaler;
-};
-
-} // namespace journal
-
-namespace util {
-
-static std::string s_image_id;
-
-template <>
-std::string generate_image_id<MockTestImageCtx>(librados::IoCtx&) {
- assert(!s_image_id.empty());
- return s_image_id;
-}
-
-} // namespace util
-} // namespace librbd
-
-namespace rbd {
-namespace mirror {
-
-class ProgressContext;
-
-template<>
-struct ImageSync<librbd::MockTestImageCtx> {
- static ImageSync* s_instance;
- Context *on_finish = nullptr;
-
- static ImageSync* create(
- librbd::MockTestImageCtx *local_image_ctx,
- librbd::MockTestImageCtx *remote_image_ctx,
- SafeTimer *timer, Mutex *timer_lock, const std::string &mirror_uuid,
- ::journal::MockJournaler *journaler,
- librbd::journal::MirrorPeerClientMeta *client_meta, ContextWQ *work_queue,
- InstanceWatcher<librbd::MockTestImageCtx> *instance_watcher,
- Context *on_finish, ProgressContext *progress_ctx) {
- assert(s_instance != nullptr);
- s_instance->on_finish = on_finish;
- return s_instance;
- }
-
- ImageSync() {
- assert(s_instance == nullptr);
- s_instance = this;
- }
- ~ImageSync() {
- s_instance = nullptr;
- }
-
- MOCK_METHOD0(get, void());
- MOCK_METHOD0(put, void());
- MOCK_METHOD0(send, void());
- MOCK_METHOD0(cancel, void());
-};
-
-ImageSync<librbd::MockTestImageCtx>*
- ImageSync<librbd::MockTestImageCtx>::s_instance = nullptr;
-
-template<>
-struct InstanceWatcher<librbd::MockTestImageCtx> {
-};
-
-namespace image_replayer {
-
-template<>
-struct CloseImageRequest<librbd::MockTestImageCtx> {
- static CloseImageRequest* s_instance;
- librbd::MockTestImageCtx **image_ctx = nullptr;
- Context *on_finish = nullptr;
-
- static CloseImageRequest* create(librbd::MockTestImageCtx **image_ctx,
- Context *on_finish) {
- assert(s_instance != nullptr);
- s_instance->image_ctx = image_ctx;
- s_instance->on_finish = on_finish;
- s_instance->construct(*image_ctx);
- return s_instance;
- }
-
- CloseImageRequest() {
- assert(s_instance == nullptr);
- s_instance = this;
- }
- ~CloseImageRequest() {
- s_instance = nullptr;
- }
-
- MOCK_METHOD1(construct, void(librbd::MockTestImageCtx *image_ctx));
- MOCK_METHOD0(send, void());
-};
-
-template<>
-struct CreateImageRequest<librbd::MockTestImageCtx> {
- static CreateImageRequest* s_instance;
- Context *on_finish = nullptr;
-
- static CreateImageRequest* create(librados::IoCtx &local_io_ctx,
- ContextWQ *work_queue,
- const std::string &global_image_id,
- const std::string &remote_mirror_uuid,
- const std::string &local_image_name,
- const std::string &local_image_id,
- librbd::MockTestImageCtx *remote_image_ctx,
- Context *on_finish) {
- assert(s_instance != nullptr);
- s_instance->on_finish = on_finish;
- s_instance->construct(local_image_id);
- return s_instance;
- }
-
- CreateImageRequest() {
- assert(s_instance == nullptr);
- s_instance = this;
- }
- ~CreateImageRequest() {
- s_instance = nullptr;
- }
-
- MOCK_METHOD1(construct, void(const std::string&));
- MOCK_METHOD0(send, void());
-};
-
-template<>
-struct IsPrimaryRequest<librbd::MockTestImageCtx> {
- static IsPrimaryRequest* s_instance;
- bool *primary = nullptr;
- Context *on_finish = nullptr;
-
- static IsPrimaryRequest* create(librbd::MockTestImageCtx *image_ctx,
- bool *primary, Context *on_finish) {
- assert(s_instance != nullptr);
- s_instance->primary = primary;
- s_instance->on_finish = on_finish;
- return s_instance;
- }
-
- IsPrimaryRequest() {
- assert(s_instance == nullptr);
- s_instance = this;
- }
- ~IsPrimaryRequest() {
- s_instance = nullptr;
- }
-
- MOCK_METHOD0(send, void());
-};
-
-template<>
-struct OpenImageRequest<librbd::MockTestImageCtx> {
- static OpenImageRequest* s_instance;
- librbd::MockTestImageCtx **image_ctx = nullptr;
- Context *on_finish = nullptr;
-
- static OpenImageRequest* create(librados::IoCtx &io_ctx,
- librbd::MockTestImageCtx **image_ctx,
- const std::string &image_id,
- bool read_only, Context *on_finish) {
- assert(s_instance != nullptr);
- s_instance->image_ctx = image_ctx;
- s_instance->on_finish = on_finish;
- s_instance->construct(io_ctx, image_id);
- return s_instance;
- }
-
- OpenImageRequest() {
- assert(s_instance == nullptr);
- s_instance = this;
- }
- ~OpenImageRequest() {
- s_instance = nullptr;
- }
-
- MOCK_METHOD2(construct, void(librados::IoCtx &io_ctx,
- const std::string &image_id));
- MOCK_METHOD0(send, void());
-};
-
-template<>
-struct OpenLocalImageRequest<librbd::MockTestImageCtx> {
- static OpenLocalImageRequest* s_instance;
- librbd::MockTestImageCtx **image_ctx = nullptr;
- Context *on_finish = nullptr;
-
- static OpenLocalImageRequest* create(librados::IoCtx &local_io_ctx,
- librbd::MockTestImageCtx **local_image_ctx,
- const std::string &local_image_id,
- ContextWQ *work_queue,
- Context *on_finish) {
- assert(s_instance != nullptr);
- s_instance->image_ctx = local_image_ctx;
- s_instance->on_finish = on_finish;
- s_instance->construct(local_io_ctx, local_image_id);
- return s_instance;
- }
-
- OpenLocalImageRequest() {
- assert(s_instance == nullptr);
- s_instance = this;
- }
- ~OpenLocalImageRequest() {
- s_instance = nullptr;
- }
-
- MOCK_METHOD2(construct, void(librados::IoCtx &io_ctx,
- const std::string &image_id));
- MOCK_METHOD0(send, void());
-};
-
-CloseImageRequest<librbd::MockTestImageCtx>*
- CloseImageRequest<librbd::MockTestImageCtx>::s_instance = nullptr;
-CreateImageRequest<librbd::MockTestImageCtx>*
- CreateImageRequest<librbd::MockTestImageCtx>::s_instance = nullptr;
-IsPrimaryRequest<librbd::MockTestImageCtx>*
- IsPrimaryRequest<librbd::MockTestImageCtx>::s_instance = nullptr;
-OpenImageRequest<librbd::MockTestImageCtx>*
- OpenImageRequest<librbd::MockTestImageCtx>::s_instance = nullptr;
-OpenLocalImageRequest<librbd::MockTestImageCtx>*
- OpenLocalImageRequest<librbd::MockTestImageCtx>::s_instance = nullptr;
-
-} // namespace image_replayer
-} // namespace mirror
-} // namespace rbd
-
-// template definitions
-#include "tools/rbd_mirror/image_replayer/BootstrapRequest.cc"
-
-namespace rbd {
-namespace mirror {
-namespace image_replayer {
-
-using ::testing::_;
-using ::testing::DoAll;
-using ::testing::InSequence;
-using ::testing::Invoke;
-using ::testing::Return;
-using ::testing::SetArgPointee;
-using ::testing::StrEq;
-using ::testing::WithArg;
-
-MATCHER_P(IsSameIoCtx, io_ctx, "") {
- return &get_mock_io_ctx(arg) == &get_mock_io_ctx(*io_ctx);
-}
-
-class TestMockImageReplayerBootstrapRequest : public TestMockFixture {
-public:
- typedef BootstrapRequest<librbd::MockTestImageCtx> MockBootstrapRequest;
- typedef CloseImageRequest<librbd::MockTestImageCtx> MockCloseImageRequest;
- typedef CreateImageRequest<librbd::MockTestImageCtx> MockCreateImageRequest;
- typedef ImageSync<librbd::MockTestImageCtx> MockImageSync;
- typedef InstanceWatcher<librbd::MockTestImageCtx> MockInstanceWatcher;
- typedef IsPrimaryRequest<librbd::MockTestImageCtx> MockIsPrimaryRequest;
- typedef OpenImageRequest<librbd::MockTestImageCtx> MockOpenImageRequest;
- typedef OpenLocalImageRequest<librbd::MockTestImageCtx> MockOpenLocalImageRequest;
- typedef std::list<cls::journal::Tag> Tags;
-
- void SetUp() override {
- TestMockFixture::SetUp();
-
- librbd::RBD rbd;
- ASSERT_EQ(0, create_image(rbd, m_remote_io_ctx, m_image_name, m_image_size));
- ASSERT_EQ(0, open_image(m_remote_io_ctx, m_image_name, &m_remote_image_ctx));
- }
-
- void create_local_image() {
- 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_journaler_get_client(::journal::MockJournaler &mock_journaler,
- const std::string &client_id,
- cls::journal::Client &client, int r) {
- EXPECT_CALL(mock_journaler, get_client(StrEq(client_id), _, _))
- .WillOnce(DoAll(WithArg<1>(Invoke([client](cls::journal::Client *out_client) {
- *out_client = client;
- })),
- WithArg<2>(Invoke([this, r](Context *on_finish) {
- m_threads->work_queue->queue(on_finish, r);
- }))));
- }
-
- void expect_journaler_get_tags(::journal::MockJournaler &mock_journaler,
- uint64_t tag_class, const Tags& tags,
- int r) {
- EXPECT_CALL(mock_journaler, get_tags(tag_class, _, _))
- .WillOnce(DoAll(WithArg<1>(Invoke([tags](Tags *out_tags) {
- *out_tags = tags;
- })),
- WithArg<2>(Invoke([this, r](Context *on_finish) {
- m_threads->work_queue->queue(on_finish, r);
- }))));
- }
-
- void expect_journaler_register_client(::journal::MockJournaler &mock_journaler,
- const librbd::journal::ClientData &client_data,
- int r) {
- bufferlist bl;
- ::encode(client_data, bl);
-
- EXPECT_CALL(mock_journaler, register_client(ContentsEqual(bl), _))
- .WillOnce(WithArg<1>(Invoke([this, r](Context *on_finish) {
- m_threads->work_queue->queue(on_finish, r);
- })));
- }
-
- void expect_journaler_unregister_client(::journal::MockJournaler &mock_journaler,
- int r) {
- EXPECT_CALL(mock_journaler, unregister_client(_))
- .WillOnce(Invoke([this, r](Context *on_finish) {
- m_threads->work_queue->queue(on_finish, r);
- }));
- }
-
- void expect_journaler_update_client(::journal::MockJournaler &mock_journaler,
- const librbd::journal::ClientData &client_data,
- int r) {
- bufferlist bl;
- ::encode(client_data, bl);
-
- EXPECT_CALL(mock_journaler, update_client(ContentsEqual(bl), _))
- .WillOnce(WithArg<1>(Invoke([this, r](Context *on_finish) {
- m_threads->work_queue->queue(on_finish, r);
- })));
- }
-
- void expect_open_image(MockOpenImageRequest &mock_open_image_request,
- librados::IoCtx &io_ctx, const std::string &image_id,
- librbd::MockTestImageCtx &mock_image_ctx, int r) {
- EXPECT_CALL(mock_open_image_request, construct(IsSameIoCtx(&io_ctx), image_id));
- EXPECT_CALL(mock_open_image_request, send())
- .WillOnce(Invoke([this, &mock_open_image_request, &mock_image_ctx, r]() {
- *mock_open_image_request.image_ctx = &mock_image_ctx;
- m_threads->work_queue->queue(mock_open_image_request.on_finish, r);
- }));
- }
-
- void expect_open_local_image(MockOpenLocalImageRequest &mock_open_local_image_request,
- librados::IoCtx &io_ctx, const std::string &image_id,
- librbd::MockTestImageCtx *mock_image_ctx, int r) {
- EXPECT_CALL(mock_open_local_image_request,
- construct(IsSameIoCtx(&io_ctx), image_id));
- EXPECT_CALL(mock_open_local_image_request, send())
- .WillOnce(Invoke([this, &mock_open_local_image_request, mock_image_ctx, r]() {
- *mock_open_local_image_request.image_ctx = mock_image_ctx;
- m_threads->work_queue->queue(mock_open_local_image_request.on_finish,
- r);
- }));
- }
-
- void expect_close_image(MockCloseImageRequest &mock_close_image_request,
- librbd::MockTestImageCtx &mock_image_ctx, int r) {
- EXPECT_CALL(mock_close_image_request, construct(&mock_image_ctx));
- EXPECT_CALL(mock_close_image_request, send())
- .WillOnce(Invoke([this, &mock_close_image_request, r]() {
- *mock_close_image_request.image_ctx = nullptr;
- m_threads->work_queue->queue(mock_close_image_request.on_finish, r);
- }));
- }
-
- void expect_is_primary(MockIsPrimaryRequest &mock_is_primary_request,
- bool primary, int r) {
- EXPECT_CALL(mock_is_primary_request, send())
- .WillOnce(Invoke([this, &mock_is_primary_request, primary, r]() {
- *mock_is_primary_request.primary = primary;
- m_threads->work_queue->queue(mock_is_primary_request.on_finish, r);
- }));
- }
-
- void expect_journal_get_tag_tid(librbd::MockJournal &mock_journal,
- uint64_t tag_tid) {
- EXPECT_CALL(mock_journal, get_tag_tid()).WillOnce(Return(tag_tid));
- }
-
- void expect_journal_get_tag_data(librbd::MockJournal &mock_journal,
- const librbd::journal::TagData &tag_data) {
- EXPECT_CALL(mock_journal, get_tag_data()).WillOnce(Return(tag_data));
- }
-
- void expect_is_resync_requested(librbd::MockJournal &mock_journal,
- bool do_resync, int r) {
- EXPECT_CALL(mock_journal, is_resync_requested(_))
- .WillOnce(DoAll(SetArgPointee<0>(do_resync),
- Return(r)));
- }
-
- void expect_create_image(MockCreateImageRequest &mock_create_image_request,
- const std::string &image_id, int r) {
- EXPECT_CALL(mock_create_image_request, construct(image_id));
- EXPECT_CALL(mock_create_image_request, send())
- .WillOnce(Invoke([this, &mock_create_image_request, r]() {
- m_threads->work_queue->queue(mock_create_image_request.on_finish, r);
- }));
- }
-
- void expect_image_sync(MockImageSync &mock_image_sync, int r) {
- EXPECT_CALL(mock_image_sync, get());
- EXPECT_CALL(mock_image_sync, send())
- .WillOnce(Invoke([this, &mock_image_sync, r]() {
- m_threads->work_queue->queue(mock_image_sync.on_finish, r);
- }));
- EXPECT_CALL(mock_image_sync, put());
- }
-
- bufferlist encode_tag_data(const librbd::journal::TagData &tag_data) {
- bufferlist bl;
- ::encode(tag_data, bl);
- return bl;
- }
-
- MockBootstrapRequest *create_request(MockInstanceWatcher *mock_instance_watcher,
- ::journal::MockJournaler &mock_journaler,
- const std::string &local_image_id,
- const std::string &remote_image_id,
- const std::string &global_image_id,
- const std::string &local_mirror_uuid,
- const std::string &remote_mirror_uuid,
- Context *on_finish) {
- return new MockBootstrapRequest(m_local_io_ctx,
- m_remote_io_ctx,
- mock_instance_watcher,
- &m_local_test_image_ctx,
- local_image_id,
- remote_image_id,
- global_image_id,
- m_threads->work_queue,
- m_threads->timer,
- &m_threads->timer_lock,
- local_mirror_uuid,
- remote_mirror_uuid,
- &mock_journaler,
- &m_mirror_peer_client_meta,
- on_finish, &m_do_resync);
- }
-
- librbd::ImageCtx *m_remote_image_ctx;
- librbd::ImageCtx *m_local_image_ctx = nullptr;
- librbd::MockTestImageCtx *m_local_test_image_ctx = nullptr;
- librbd::journal::MirrorPeerClientMeta m_mirror_peer_client_meta;
- bool m_do_resync;
-};
-
-TEST_F(TestMockImageReplayerBootstrapRequest, NonPrimaryRemoteSyncingState) {
- create_local_image();
-
- InSequence seq;
-
- // lookup remote image tag class
- cls::journal::Client client;
- librbd::journal::ClientData client_data{
- librbd::journal::ImageClientMeta{123}};
- ::encode(client_data, client.data);
- ::journal::MockJournaler mock_journaler;
- expect_journaler_get_client(mock_journaler,
- librbd::Journal<>::IMAGE_CLIENT_ID,
- client, 0);
-
- // open the remote image
- librbd::MockJournal mock_journal;
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- MockOpenImageRequest mock_open_image_request;
- expect_open_image(mock_open_image_request, m_remote_io_ctx,
- mock_remote_image_ctx.id, mock_remote_image_ctx, 0);
-
- // lookup local peer in remote journal
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
- librbd::journal::MirrorPeerClientMeta mirror_peer_client_meta{
- mock_local_image_ctx.id};
- mirror_peer_client_meta.state = librbd::journal::MIRROR_PEER_STATE_SYNCING;
- client_data.client_meta = mirror_peer_client_meta;
- client.data.clear();
- ::encode(client_data, client.data);
- expect_journaler_get_client(mock_journaler, "local mirror uuid",
- client, 0);
-
- // test if remote image is primary
- MockIsPrimaryRequest mock_is_primary_request;
- expect_is_primary(mock_is_primary_request, false, 0);
-
- // switch the state to replaying
- mirror_peer_client_meta.state = librbd::journal::MIRROR_PEER_STATE_REPLAYING;
- client_data.client_meta = mirror_peer_client_meta;
- expect_journaler_update_client(mock_journaler, client_data, 0);
-
- MockCloseImageRequest mock_close_image_request;
- expect_close_image(mock_close_image_request, mock_remote_image_ctx, 0);
-
- C_SaferCond ctx;
- MockInstanceWatcher mock_instance_watcher;
- MockBootstrapRequest *request = create_request(
- &mock_instance_watcher, mock_journaler, mock_local_image_ctx.id,
- mock_remote_image_ctx.id, "global image id", "local mirror uuid",
- "remote mirror uuid", &ctx);
- request->send();
- ASSERT_EQ(-EREMOTEIO, ctx.wait());
-}
-
-TEST_F(TestMockImageReplayerBootstrapRequest, RemoteDemotePromote) {
- create_local_image();
-
- InSequence seq;
-
- // lookup remote image tag class
- cls::journal::Client client;
- librbd::journal::ClientData client_data{
- librbd::journal::ImageClientMeta{123}};
- ::encode(client_data, client.data);
- ::journal::MockJournaler mock_journaler;
- expect_journaler_get_client(mock_journaler,
- librbd::Journal<>::IMAGE_CLIENT_ID,
- client, 0);
-
- // open the remote image
- librbd::MockJournal mock_journal;
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- MockOpenImageRequest mock_open_image_request;
- expect_open_image(mock_open_image_request, m_remote_io_ctx,
- mock_remote_image_ctx.id, mock_remote_image_ctx, 0);
-
- // lookup local peer in remote journal
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
- librbd::journal::MirrorPeerClientMeta mirror_peer_client_meta{
- mock_local_image_ctx.id};
- mirror_peer_client_meta.state = librbd::journal::MIRROR_PEER_STATE_REPLAYING;
- client_data.client_meta = mirror_peer_client_meta;
- client.data.clear();
- ::encode(client_data, client.data);
- expect_journaler_get_client(mock_journaler, "local mirror uuid",
- client, 0);
-
- // test if remote image is primary
- MockIsPrimaryRequest mock_is_primary_request;
- expect_is_primary(mock_is_primary_request, true, 0);
-
- // open the local image
- mock_local_image_ctx.journal = &mock_journal;
- MockOpenLocalImageRequest mock_open_local_image_request;
- expect_open_local_image(mock_open_local_image_request, m_local_io_ctx,
- mock_local_image_ctx.id, &mock_local_image_ctx, 0);
- expect_is_resync_requested(mock_journal, false, 0);
-
- // remote demotion / promotion event
- Tags tags = {
- {2, 123, encode_tag_data({librbd::Journal<>::LOCAL_MIRROR_UUID,
- librbd::Journal<>::LOCAL_MIRROR_UUID,
- true, 1, 99})},
- {3, 123, encode_tag_data({librbd::Journal<>::ORPHAN_MIRROR_UUID,
- librbd::Journal<>::LOCAL_MIRROR_UUID,
- true, 2, 1})},
- {4, 123, encode_tag_data({librbd::Journal<>::LOCAL_MIRROR_UUID,
- librbd::Journal<>::ORPHAN_MIRROR_UUID,
- true, 2, 1})},
- {5, 123, encode_tag_data({librbd::Journal<>::LOCAL_MIRROR_UUID,
- librbd::Journal<>::ORPHAN_MIRROR_UUID,
- true, 4, 369})}
- };
- expect_journaler_get_tags(mock_journaler, 123, tags, 0);
- expect_journal_get_tag_tid(mock_journal, 345);
- expect_journal_get_tag_data(mock_journal, {"remote mirror uuid"});
-
- MockCloseImageRequest mock_close_image_request;
- expect_close_image(mock_close_image_request, mock_remote_image_ctx, 0);
-
- C_SaferCond ctx;
- MockInstanceWatcher mock_instance_watcher;
- MockBootstrapRequest *request = create_request(
- &mock_instance_watcher, mock_journaler, mock_local_image_ctx.id,
- mock_remote_image_ctx.id, "global image id", "local mirror uuid",
- "remote mirror uuid", &ctx);
- request->send();
- ASSERT_EQ(0, ctx.wait());
-}
-
-TEST_F(TestMockImageReplayerBootstrapRequest, MultipleRemoteDemotePromotes) {
- create_local_image();
-
- InSequence seq;
-
- // lookup remote image tag class
- cls::journal::Client client;
- librbd::journal::ClientData client_data{
- librbd::journal::ImageClientMeta{123}};
- ::encode(client_data, client.data);
- ::journal::MockJournaler mock_journaler;
- expect_journaler_get_client(mock_journaler,
- librbd::Journal<>::IMAGE_CLIENT_ID,
- client, 0);
-
- // open the remote image
- librbd::MockJournal mock_journal;
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- MockOpenImageRequest mock_open_image_request;
- expect_open_image(mock_open_image_request, m_remote_io_ctx,
- mock_remote_image_ctx.id, mock_remote_image_ctx, 0);
-
- // lookup local peer in remote journal
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
- librbd::journal::MirrorPeerClientMeta mirror_peer_client_meta{
- mock_local_image_ctx.id};
- mirror_peer_client_meta.state = librbd::journal::MIRROR_PEER_STATE_REPLAYING;
- client_data.client_meta = mirror_peer_client_meta;
- client.data.clear();
- ::encode(client_data, client.data);
- expect_journaler_get_client(mock_journaler, "local mirror uuid",
- client, 0);
-
- // test if remote image is primary
- MockIsPrimaryRequest mock_is_primary_request;
- expect_is_primary(mock_is_primary_request, true, 0);
-
- // open the local image
- mock_local_image_ctx.journal = &mock_journal;
- MockOpenLocalImageRequest mock_open_local_image_request;
- expect_open_local_image(mock_open_local_image_request, m_local_io_ctx,
- mock_local_image_ctx.id, &mock_local_image_ctx, 0);
- expect_is_resync_requested(mock_journal, false, 0);
-
- // remote demotion / promotion event
- Tags tags = {
- {2, 123, encode_tag_data({librbd::Journal<>::LOCAL_MIRROR_UUID,
- librbd::Journal<>::LOCAL_MIRROR_UUID,
- true, 1, 99})},
- {3, 123, encode_tag_data({librbd::Journal<>::ORPHAN_MIRROR_UUID,
- librbd::Journal<>::LOCAL_MIRROR_UUID,
- true, 2, 1})},
- {4, 123, encode_tag_data({librbd::Journal<>::LOCAL_MIRROR_UUID,
- librbd::Journal<>::ORPHAN_MIRROR_UUID,
- true, 3, 1})},
- {5, 123, encode_tag_data({librbd::Journal<>::ORPHAN_MIRROR_UUID,
- librbd::Journal<>::LOCAL_MIRROR_UUID,
- true, 4, 1})},
- {6, 123, encode_tag_data({librbd::Journal<>::LOCAL_MIRROR_UUID,
- librbd::Journal<>::ORPHAN_MIRROR_UUID,
- true, 5, 1})},
- {7, 123, encode_tag_data({librbd::Journal<>::ORPHAN_MIRROR_UUID,
- librbd::Journal<>::LOCAL_MIRROR_UUID,
- true, 6, 1})},
- {8, 123, encode_tag_data({librbd::Journal<>::LOCAL_MIRROR_UUID,
- librbd::Journal<>::ORPHAN_MIRROR_UUID,
- true, 7, 1})}
- };
- expect_journaler_get_tags(mock_journaler, 123, tags, 0);
- expect_journal_get_tag_tid(mock_journal, 345);
- expect_journal_get_tag_data(mock_journal, {librbd::Journal<>::ORPHAN_MIRROR_UUID,
- "remote mirror uuid", true, 4, 1});
-
- MockCloseImageRequest mock_close_image_request;
- expect_close_image(mock_close_image_request, mock_remote_image_ctx, 0);
-
- C_SaferCond ctx;
- MockInstanceWatcher mock_instance_watcher;
- MockBootstrapRequest *request = create_request(
- &mock_instance_watcher, mock_journaler, mock_local_image_ctx.id,
- mock_remote_image_ctx.id, "global image id", "local mirror uuid",
- "remote mirror uuid", &ctx);
- request->send();
- ASSERT_EQ(0, ctx.wait());
-}
-
-TEST_F(TestMockImageReplayerBootstrapRequest, LocalDemoteRemotePromote) {
- create_local_image();
-
- InSequence seq;
-
- // lookup remote image tag class
- cls::journal::Client client;
- librbd::journal::ClientData client_data{
- librbd::journal::ImageClientMeta{123}};
- ::encode(client_data, client.data);
- ::journal::MockJournaler mock_journaler;
- expect_journaler_get_client(mock_journaler,
- librbd::Journal<>::IMAGE_CLIENT_ID,
- client, 0);
-
- // open the remote image
- librbd::MockJournal mock_journal;
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- MockOpenImageRequest mock_open_image_request;
- expect_open_image(mock_open_image_request, m_remote_io_ctx,
- mock_remote_image_ctx.id, mock_remote_image_ctx, 0);
-
- // lookup local peer in remote journal
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
- librbd::journal::MirrorPeerClientMeta mirror_peer_client_meta{
- mock_local_image_ctx.id};
- mirror_peer_client_meta.state = librbd::journal::MIRROR_PEER_STATE_REPLAYING;
- client_data.client_meta = mirror_peer_client_meta;
- client.data.clear();
- ::encode(client_data, client.data);
- expect_journaler_get_client(mock_journaler, "local mirror uuid",
- client, 0);
-
- // test if remote image is primary
- MockIsPrimaryRequest mock_is_primary_request;
- expect_is_primary(mock_is_primary_request, true, 0);
-
- // open the local image
- mock_local_image_ctx.journal = &mock_journal;
- MockOpenLocalImageRequest mock_open_local_image_request;
- expect_open_local_image(mock_open_local_image_request, m_local_io_ctx,
- mock_local_image_ctx.id, &mock_local_image_ctx, 0);
- expect_is_resync_requested(mock_journal, false, 0);
-
- // remote demotion / promotion event
- Tags tags = {
- {2, 123, encode_tag_data({"local mirror uuid", "local mirror uuid",
- true, 344, 99})},
- {3, 123, encode_tag_data({librbd::Journal<>::ORPHAN_MIRROR_UUID,
- "local mirror uuid", true, 345, 1})},
- {4, 123, encode_tag_data({librbd::Journal<>::LOCAL_MIRROR_UUID,
- librbd::Journal<>::ORPHAN_MIRROR_UUID,
- true, 3, 1})}
- };
- expect_journaler_get_tags(mock_journaler, 123, tags, 0);
- expect_journal_get_tag_tid(mock_journal, 346);
- expect_journal_get_tag_data(mock_journal,
- {librbd::Journal<>::ORPHAN_MIRROR_UUID,
- librbd::Journal<>::LOCAL_MIRROR_UUID,
- true, 345, 1});
-
- MockCloseImageRequest mock_close_image_request;
- expect_close_image(mock_close_image_request, mock_remote_image_ctx, 0);
-
- C_SaferCond ctx;
- MockInstanceWatcher mock_instance_watcher;
- MockBootstrapRequest *request = create_request(
- &mock_instance_watcher, mock_journaler, mock_local_image_ctx.id,
- mock_remote_image_ctx.id, "global image id", "local mirror uuid",
- "remote mirror uuid", &ctx);
- request->send();
- ASSERT_EQ(0, ctx.wait());
-}
-
-TEST_F(TestMockImageReplayerBootstrapRequest, SplitBrainForcePromote) {
- create_local_image();
-
- InSequence seq;
-
- // lookup remote image tag class
- cls::journal::Client client;
- librbd::journal::ClientData client_data{
- librbd::journal::ImageClientMeta{123}};
- ::encode(client_data, client.data);
- ::journal::MockJournaler mock_journaler;
- expect_journaler_get_client(mock_journaler,
- librbd::Journal<>::IMAGE_CLIENT_ID,
- client, 0);
-
- // open the remote image
- librbd::MockJournal mock_journal;
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- MockOpenImageRequest mock_open_image_request;
- expect_open_image(mock_open_image_request, m_remote_io_ctx,
- mock_remote_image_ctx.id, mock_remote_image_ctx, 0);
-
- // lookup local peer in remote journal
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
- librbd::journal::MirrorPeerClientMeta mirror_peer_client_meta{
- mock_local_image_ctx.id};
- mirror_peer_client_meta.state = librbd::journal::MIRROR_PEER_STATE_REPLAYING;
- client_data.client_meta = mirror_peer_client_meta;
- client.data.clear();
- ::encode(client_data, client.data);
- expect_journaler_get_client(mock_journaler, "local mirror uuid",
- client, 0);
-
- // test if remote image is primary
- MockIsPrimaryRequest mock_is_primary_request;
- expect_is_primary(mock_is_primary_request, true, 0);
-
- // open the local image
- mock_local_image_ctx.journal = &mock_journal;
- MockOpenLocalImageRequest mock_open_local_image_request;
- expect_open_local_image(mock_open_local_image_request, m_local_io_ctx,
- mock_local_image_ctx.id, &mock_local_image_ctx, 0);
- expect_is_resync_requested(mock_journal, false, 0);
-
- // remote demotion / promotion event
- Tags tags = {
- {2, 123, encode_tag_data({librbd::Journal<>::LOCAL_MIRROR_UUID,
- librbd::Journal<>::LOCAL_MIRROR_UUID,
- true, 1, 99})},
- {3, 123, encode_tag_data({librbd::Journal<>::ORPHAN_MIRROR_UUID,
- librbd::Journal<>::LOCAL_MIRROR_UUID,
- true, 2, 1})}
- };
- expect_journaler_get_tags(mock_journaler, 123, tags, 0);
- expect_journal_get_tag_tid(mock_journal, 345);
- expect_journal_get_tag_data(mock_journal, {librbd::Journal<>::LOCAL_MIRROR_UUID,
- librbd::Journal<>::ORPHAN_MIRROR_UUID,
- true, 344, 0});
-
- MockCloseImageRequest mock_close_image_request;
- expect_close_image(mock_close_image_request, mock_local_image_ctx, 0);
- expect_close_image(mock_close_image_request, mock_remote_image_ctx, 0);
-
- C_SaferCond ctx;
- MockInstanceWatcher mock_instance_watcher;
- MockBootstrapRequest *request = create_request(
- &mock_instance_watcher, mock_journaler, mock_local_image_ctx.id,
- mock_remote_image_ctx.id, "global image id", "local mirror uuid",
- "remote mirror uuid", &ctx);
- request->send();
- ASSERT_EQ(-EEXIST, ctx.wait());
- ASSERT_EQ(NULL, m_local_test_image_ctx);
-}
-
-TEST_F(TestMockImageReplayerBootstrapRequest, ResyncRequested) {
- create_local_image();
-
- InSequence seq;
-
- // lookup remote image tag class
- cls::journal::Client client;
- librbd::journal::ClientData client_data{
- librbd::journal::ImageClientMeta{123}};
- ::encode(client_data, client.data);
- ::journal::MockJournaler mock_journaler;
- expect_journaler_get_client(mock_journaler,
- librbd::Journal<>::IMAGE_CLIENT_ID,
- client, 0);
-
- // open the remote image
- librbd::MockJournal mock_journal;
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- MockOpenImageRequest mock_open_image_request;
- expect_open_image(mock_open_image_request, m_remote_io_ctx,
- mock_remote_image_ctx.id, mock_remote_image_ctx, 0);
-
- // lookup local peer in remote journal
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
- librbd::journal::MirrorPeerClientMeta mirror_peer_client_meta{
- mock_local_image_ctx.id};
- mirror_peer_client_meta.state = librbd::journal::MIRROR_PEER_STATE_REPLAYING;
- client_data.client_meta = mirror_peer_client_meta;
- client.data.clear();
- ::encode(client_data, client.data);
- expect_journaler_get_client(mock_journaler, "local mirror uuid",
- client, 0);
-
- // test if remote image is primary
- MockIsPrimaryRequest mock_is_primary_request;
- expect_is_primary(mock_is_primary_request, true, 0);
-
- // open the local image
- mock_local_image_ctx.journal = &mock_journal;
- MockOpenLocalImageRequest mock_open_local_image_request;
- expect_open_local_image(mock_open_local_image_request, m_local_io_ctx,
- mock_local_image_ctx.id, &mock_local_image_ctx, 0);
-
- // resync is requested
- expect_is_resync_requested(mock_journal, true, 0);
-
-
- MockCloseImageRequest mock_close_image_request;
- expect_close_image(mock_close_image_request, mock_remote_image_ctx, 0);
-
- C_SaferCond ctx;
- MockInstanceWatcher mock_instance_watcher;
- MockBootstrapRequest *request = create_request(
- &mock_instance_watcher, mock_journaler, mock_local_image_ctx.id,
- mock_remote_image_ctx.id, "global image id", "local mirror uuid",
- "remote mirror uuid", &ctx);
- m_do_resync = false;
- request->send();
- ASSERT_EQ(0, ctx.wait());
- ASSERT_TRUE(m_do_resync);
-}
-
-TEST_F(TestMockImageReplayerBootstrapRequest, PrimaryRemote) {
- create_local_image();
-
- InSequence seq;
-
- // lookup remote image tag class
- cls::journal::Client client;
- librbd::journal::ClientData client_data{
- librbd::journal::ImageClientMeta{123}};
- ::encode(client_data, client.data);
- ::journal::MockJournaler mock_journaler;
- expect_journaler_get_client(mock_journaler,
- librbd::Journal<>::IMAGE_CLIENT_ID,
- client, 0);
-
- // open the remote image
- librbd::MockJournal mock_journal;
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- MockOpenImageRequest mock_open_image_request;
- expect_open_image(mock_open_image_request, m_remote_io_ctx,
- mock_remote_image_ctx.id, mock_remote_image_ctx, 0);
-
- // lookup local peer in remote journal
- client = {};
- expect_journaler_get_client(mock_journaler, "local mirror uuid",
- client, -ENOENT);
-
- // register missing client in remote journal
- librbd::journal::MirrorPeerClientMeta mirror_peer_client_meta;
- mirror_peer_client_meta.state = librbd::journal::MIRROR_PEER_STATE_REPLAYING;
- client_data.client_meta = mirror_peer_client_meta;
- expect_journaler_register_client(mock_journaler, client_data, 0);
-
- // test if remote image is primary
- MockIsPrimaryRequest mock_is_primary_request;
- expect_is_primary(mock_is_primary_request, true, 0);
-
- // update client state back to syncing
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
- mock_local_image_ctx.journal = &mock_journal;
-
- librbd::util::s_image_id = mock_local_image_ctx.id;
- mirror_peer_client_meta = {mock_local_image_ctx.id};
- mirror_peer_client_meta.state = librbd::journal::MIRROR_PEER_STATE_SYNCING;
- client_data.client_meta = mirror_peer_client_meta;
- client.data.clear();
- ::encode(client_data, client.data);
- expect_journaler_update_client(mock_journaler, client_data, 0);
-
- // create the local image
- MockCreateImageRequest mock_create_image_request;
- expect_create_image(mock_create_image_request, mock_local_image_ctx.id, 0);
-
- // open the local image
- MockOpenLocalImageRequest mock_open_local_image_request;
- expect_open_local_image(mock_open_local_image_request, m_local_io_ctx,
- mock_local_image_ctx.id, &mock_local_image_ctx, 0);
- expect_is_resync_requested(mock_journal, false, 0);
-
- // sync the remote image to the local image
- MockImageSync mock_image_sync;
- expect_image_sync(mock_image_sync, 0);
-
- MockCloseImageRequest mock_close_image_request;
- expect_close_image(mock_close_image_request, mock_remote_image_ctx, 0);
-
- C_SaferCond ctx;
- MockInstanceWatcher mock_instance_watcher;
- MockBootstrapRequest *request = create_request(
- &mock_instance_watcher, mock_journaler, "",
- mock_remote_image_ctx.id, "global image id", "local mirror uuid",
- "remote mirror uuid", &ctx);
- request->send();
- ASSERT_EQ(0, ctx.wait());
-}
-
-TEST_F(TestMockImageReplayerBootstrapRequest, PrimaryRemoteLocalDeleted) {
- create_local_image();
-
- InSequence seq;
-
- // lookup remote image tag class
- cls::journal::Client client;
- librbd::journal::ClientData client_data{
- librbd::journal::ImageClientMeta{123}};
- ::encode(client_data, client.data);
- ::journal::MockJournaler mock_journaler;
- expect_journaler_get_client(mock_journaler,
- librbd::Journal<>::IMAGE_CLIENT_ID,
- client, 0);
-
- // open the remote image
- librbd::MockJournal mock_journal;
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- MockOpenImageRequest mock_open_image_request;
- expect_open_image(mock_open_image_request, m_remote_io_ctx,
- mock_remote_image_ctx.id, mock_remote_image_ctx, 0);
-
- // lookup local peer in remote journal
- librbd::journal::MirrorPeerClientMeta mirror_peer_client_meta{
- "missing image id"};
- mirror_peer_client_meta.state = librbd::journal::MIRROR_PEER_STATE_REPLAYING;
- client_data.client_meta = mirror_peer_client_meta;
- client.data.clear();
- ::encode(client_data, client.data);
- expect_journaler_get_client(mock_journaler, "local mirror uuid",
- client, 0);
-
- // test if remote image is primary
- MockIsPrimaryRequest mock_is_primary_request;
- expect_is_primary(mock_is_primary_request, true, 0);
-
- // open the missing local image
- MockOpenLocalImageRequest mock_open_local_image_request;
- expect_open_local_image(mock_open_local_image_request, m_local_io_ctx,
- "missing image id", nullptr, -ENOENT);
-
- // re-register the client
- expect_journaler_unregister_client(mock_journaler, 0);
- mirror_peer_client_meta = {};
- mirror_peer_client_meta.state = librbd::journal::MIRROR_PEER_STATE_REPLAYING;
- client_data.client_meta = mirror_peer_client_meta;
- expect_journaler_register_client(mock_journaler, client_data, 0);
-
- // test if remote image is primary
- expect_is_primary(mock_is_primary_request, true, 0);
-
- // update client state back to syncing
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
- mock_local_image_ctx.journal = &mock_journal;
-
- librbd::util::s_image_id = mock_local_image_ctx.id;
- mirror_peer_client_meta = {mock_local_image_ctx.id};
- mirror_peer_client_meta.state = librbd::journal::MIRROR_PEER_STATE_SYNCING;
- client_data.client_meta = mirror_peer_client_meta;
- client.data.clear();
- ::encode(client_data, client.data);
- expect_journaler_update_client(mock_journaler, client_data, 0);
-
- // create the missing local image
- MockCreateImageRequest mock_create_image_request;
- expect_create_image(mock_create_image_request, mock_local_image_ctx.id, 0);
-
- // open the local image
- expect_open_local_image(mock_open_local_image_request, m_local_io_ctx,
- mock_local_image_ctx.id, &mock_local_image_ctx, 0);
- expect_is_resync_requested(mock_journal, false, 0);
-
- // sync the remote image to the local image
- MockImageSync mock_image_sync;
- expect_image_sync(mock_image_sync, 0);
-
- MockCloseImageRequest mock_close_image_request;
- expect_close_image(mock_close_image_request, mock_remote_image_ctx, 0);
-
- C_SaferCond ctx;
- MockInstanceWatcher mock_instance_watcher;
- MockBootstrapRequest *request = create_request(
- &mock_instance_watcher, mock_journaler, "",
- mock_remote_image_ctx.id, "global image id", "local mirror uuid",
- "remote mirror uuid", &ctx);
- request->send();
- ASSERT_EQ(0, ctx.wait());
-}
-
-} // namespace image_replayer
-} // namespace mirror
-} // namespace rbd
Code Review / stor4nfv.git / blobdiff