+++ /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 "include/interval_set.h"
-#include "include/rbd/librbd.hpp"
-#include "include/rbd/object_map_types.h"
-#include "librbd/ImageCtx.h"
-#include "librbd/ImageState.h"
-#include "librbd/internal.h"
-#include "librbd/Operations.h"
-#include "librbd/io/ImageRequestWQ.h"
-#include "librbd/io/ReadResult.h"
-#include "test/librados_test_stub/MockTestMemIoCtxImpl.h"
-#include "test/librbd/mock/MockImageCtx.h"
-#include "tools/rbd_mirror/Threads.h"
-#include "tools/rbd_mirror/image_sync/ObjectCopyRequest.h"
-
-namespace librbd {
-namespace {
-
-struct MockTestImageCtx : public librbd::MockImageCtx {
- MockTestImageCtx(librbd::ImageCtx &image_ctx)
- : librbd::MockImageCtx(image_ctx) {
- }
-};
-
-} // anonymous namespace
-} // namespace librbd
-
-// template definitions
-#include "tools/rbd_mirror/image_sync/ObjectCopyRequest.cc"
-template class rbd::mirror::image_sync::ObjectCopyRequest<librbd::MockTestImageCtx>;
-
-bool operator==(const SnapContext& rhs, const SnapContext& lhs) {
- return (rhs.seq == lhs.seq && rhs.snaps == lhs.snaps);
-}
-
-namespace rbd {
-namespace mirror {
-namespace image_sync {
-
-using ::testing::_;
-using ::testing::DoAll;
-using ::testing::DoDefault;
-using ::testing::InSequence;
-using ::testing::Invoke;
-using ::testing::Return;
-using ::testing::ReturnNew;
-using ::testing::WithArg;
-
-namespace {
-
-void scribble(librbd::ImageCtx *image_ctx, int num_ops, size_t max_size,
- interval_set<uint64_t> *what)
-{
- uint64_t object_size = 1 << image_ctx->order;
- for (int i=0; i<num_ops; i++) {
- uint64_t off = rand() % (object_size - max_size + 1);
- uint64_t len = 1 + rand() % max_size;
-
- bufferlist bl;
- bl.append(std::string(len, '1'));
-
- int r = image_ctx->io_work_queue->write(off, len, std::move(bl), 0);
- ASSERT_EQ(static_cast<int>(len), r);
-
- interval_set<uint64_t> w;
- w.insert(off, len);
- what->union_of(w);
- }
- std::cout << " wrote " << *what << std::endl;
-}
-
-} // anonymous namespace
-
-class TestMockImageSyncObjectCopyRequest : public TestMockFixture {
-public:
- typedef ObjectCopyRequest<librbd::MockTestImageCtx> MockObjectCopyRequest;
-
- 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));
-
- 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_start_op(librbd::MockExclusiveLock &mock_exclusive_lock) {
- EXPECT_CALL(mock_exclusive_lock, start_op()).WillOnce(
- ReturnNew<FunctionContext>([](int) {}));
- }
-
- void expect_list_snaps(librbd::MockTestImageCtx &mock_image_ctx,
- librados::MockTestMemIoCtxImpl &mock_io_ctx,
- const librados::snap_set_t &snap_set) {
- expect_set_snap_read(mock_io_ctx, CEPH_SNAPDIR);
- EXPECT_CALL(mock_io_ctx,
- list_snaps(mock_image_ctx.image_ctx->get_object_name(0), _))
- .WillOnce(DoAll(WithArg<1>(Invoke([&snap_set](librados::snap_set_t *out_snap_set) {
- *out_snap_set = snap_set;
- })),
- Return(0)));
- }
-
- void expect_list_snaps(librbd::MockTestImageCtx &mock_image_ctx,
- librados::MockTestMemIoCtxImpl &mock_io_ctx, int r) {
- expect_set_snap_read(mock_io_ctx, CEPH_SNAPDIR);
- auto &expect = EXPECT_CALL(mock_io_ctx,
- list_snaps(mock_image_ctx.image_ctx->get_object_name(0),
- _));
- if (r < 0) {
- expect.WillOnce(Return(r));
- } else {
- expect.WillOnce(DoDefault());
- }
- }
-
- void expect_get_object_name(librbd::MockTestImageCtx &mock_image_ctx) {
- EXPECT_CALL(mock_image_ctx, get_object_name(0))
- .WillOnce(Return(mock_image_ctx.image_ctx->get_object_name(0)));
- }
-
- MockObjectCopyRequest *create_request(librbd::MockTestImageCtx &mock_remote_image_ctx,
- librbd::MockTestImageCtx &mock_local_image_ctx,
- Context *on_finish) {
- expect_get_object_name(mock_local_image_ctx);
- expect_get_object_name(mock_remote_image_ctx);
- return new MockObjectCopyRequest(&mock_local_image_ctx,
- &mock_remote_image_ctx, &m_snap_map,
- 0, on_finish);
- }
-
- void expect_set_snap_read(librados::MockTestMemIoCtxImpl &mock_io_ctx,
- uint64_t snap_id) {
- EXPECT_CALL(mock_io_ctx, set_snap_read(snap_id));
- }
-
- void expect_sparse_read(librados::MockTestMemIoCtxImpl &mock_io_ctx, uint64_t offset,
- uint64_t length, int r) {
-
- auto &expect = EXPECT_CALL(mock_io_ctx, sparse_read(_, offset, length, _, _));
- if (r < 0) {
- expect.WillOnce(Return(r));
- } else {
- expect.WillOnce(DoDefault());
- }
- }
-
- void expect_sparse_read(librados::MockTestMemIoCtxImpl &mock_io_ctx,
- const interval_set<uint64_t> &extents, int r) {
- for (auto extent : extents) {
- expect_sparse_read(mock_io_ctx, extent.first, extent.second, r);
- if (r < 0) {
- break;
- }
- }
- }
-
- void expect_write(librados::MockTestMemIoCtxImpl &mock_io_ctx,
- uint64_t offset, uint64_t length,
- const SnapContext &snapc, int r) {
- auto &expect = EXPECT_CALL(mock_io_ctx, write(_, _, length, offset, snapc));
- if (r < 0) {
- expect.WillOnce(Return(r));
- } else {
- expect.WillOnce(DoDefault());
- }
- }
-
- void expect_write(librados::MockTestMemIoCtxImpl &mock_io_ctx,
- const interval_set<uint64_t> &extents,
- const SnapContext &snapc, int r) {
- for (auto extent : extents) {
- expect_write(mock_io_ctx, extent.first, extent.second, snapc, r);
- if (r < 0) {
- break;
- }
- }
- }
-
- void expect_truncate(librados::MockTestMemIoCtxImpl &mock_io_ctx,
- uint64_t offset, int r) {
- auto &expect = EXPECT_CALL(mock_io_ctx, truncate(_, offset, _));
- if (r < 0) {
- expect.WillOnce(Return(r));
- } else {
- expect.WillOnce(DoDefault());
- }
- }
-
- void expect_remove(librados::MockTestMemIoCtxImpl &mock_io_ctx, int r) {
- auto &expect = EXPECT_CALL(mock_io_ctx, remove(_, _));
- if (r < 0) {
- expect.WillOnce(Return(r));
- } else {
- expect.WillOnce(DoDefault());
- }
- }
-
- void expect_update_object_map(librbd::MockTestImageCtx &mock_image_ctx,
- librbd::MockObjectMap &mock_object_map,
- librados::snap_t snap_id, uint8_t state,
- int r) {
- if (mock_image_ctx.image_ctx->object_map != nullptr) {
- auto &expect = EXPECT_CALL(mock_object_map, aio_update(snap_id, 0, 1, state, _, _, _));
- if (r < 0) {
- expect.WillOnce(DoAll(WithArg<6>(Invoke([this, r](Context *ctx) {
- m_threads->work_queue->queue(ctx, r);
- })),
- Return(true)));
- } else {
- expect.WillOnce(DoAll(WithArg<6>(Invoke([&mock_image_ctx, snap_id, state, r](Context *ctx) {
- assert(mock_image_ctx.image_ctx->snap_lock.is_locked());
- assert(mock_image_ctx.image_ctx->object_map_lock.is_wlocked());
- mock_image_ctx.image_ctx->object_map->aio_update<Context>(
- snap_id, 0, 1, state, boost::none, {}, ctx);
- })),
- Return(true)));
- }
- }
- }
-
- using TestFixture::create_snap;
- int create_snap(const char* snap_name) {
- librados::snap_t remote_snap_id;
- int r = create_snap(m_remote_image_ctx, snap_name, &remote_snap_id);
- if (r < 0) {
- return r;
- }
-
- librados::snap_t local_snap_id;
- r = create_snap(m_local_image_ctx, snap_name, &local_snap_id);
- if (r < 0) {
- return r;
- }
-
- // collection of all existing snaps in local image
- MockObjectCopyRequest::SnapIds local_snap_ids({local_snap_id});
- if (!m_snap_map.empty()) {
- local_snap_ids.insert(local_snap_ids.end(),
- m_snap_map.rbegin()->second.begin(),
- m_snap_map.rbegin()->second.end());
- }
- m_snap_map[remote_snap_id] = local_snap_ids;
- m_remote_snap_ids.push_back(remote_snap_id);
- m_local_snap_ids.push_back(local_snap_id);
-
- return 0;
- }
-
- std::string get_snap_name(librbd::ImageCtx *image_ctx,
- librados::snap_t snap_id) {
- auto it = std::find_if(image_ctx->snap_ids.begin(),
- image_ctx->snap_ids.end(),
- [snap_id](const std::pair<std::pair<cls::rbd::SnapshotNamespace,
- std::string>,
- librados::snap_t> &pair) {
- return (pair.second == snap_id);
- });
- if (it == image_ctx->snap_ids.end()) {
- return "";
- }
- return it->first.second;
- }
-
- int compare_objects() {
- MockObjectCopyRequest::SnapMap snap_map(m_snap_map);
- if (snap_map.empty()) {
- return -ENOENT;
- }
-
- int r;
- uint64_t object_size = 1 << m_remote_image_ctx->order;
- while (!snap_map.empty()) {
- librados::snap_t remote_snap_id = snap_map.begin()->first;
- librados::snap_t local_snap_id = *snap_map.begin()->second.begin();
- snap_map.erase(snap_map.begin());
-
- std::string snap_name = get_snap_name(m_remote_image_ctx, remote_snap_id);
- if (snap_name.empty()) {
- return -ENOENT;
- }
-
- std::cout << "comparing '" << snap_name << " (" << remote_snap_id
- << " to " << local_snap_id << ")" << std::endl;
-
- r = librbd::snap_set(m_remote_image_ctx,
- cls::rbd::UserSnapshotNamespace(),
- snap_name.c_str());
- if (r < 0) {
- return r;
- }
-
- r = librbd::snap_set(m_local_image_ctx,
- cls::rbd::UserSnapshotNamespace(),
- snap_name.c_str());
- if (r < 0) {
- return r;
- }
-
- bufferlist remote_bl;
- remote_bl.append(std::string(object_size, '1'));
- r = m_remote_image_ctx->io_work_queue->read(
- 0, object_size, librbd::io::ReadResult{&remote_bl}, 0);
- if (r < 0) {
- return r;
- }
-
- bufferlist local_bl;
- local_bl.append(std::string(object_size, '1'));
- r = m_local_image_ctx->io_work_queue->read(
- 0, object_size, librbd::io::ReadResult{&local_bl}, 0);
- if (r < 0) {
- return r;
- }
-
- if (!remote_bl.contents_equal(local_bl)) {
- return -EBADMSG;
- }
- }
-
- r = librbd::snap_set(m_remote_image_ctx,
- cls::rbd::UserSnapshotNamespace(),
- nullptr);
- if (r < 0) {
- return r;
- }
- r = librbd::snap_set(m_local_image_ctx,
- cls::rbd::UserSnapshotNamespace(),
- nullptr);
- if (r < 0) {
- return r;
- }
-
- return 0;
- }
-
- librbd::ImageCtx *m_remote_image_ctx;
- librbd::ImageCtx *m_local_image_ctx;
-
- MockObjectCopyRequest::SnapMap m_snap_map;
- std::vector<librados::snap_t> m_remote_snap_ids;
- std::vector<librados::snap_t> m_local_snap_ids;
-};
-
-TEST_F(TestMockImageSyncObjectCopyRequest, DNE) {
- ASSERT_EQ(0, create_snap("sync"));
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
-
- librbd::MockExclusiveLock mock_exclusive_lock;
- mock_local_image_ctx.exclusive_lock = &mock_exclusive_lock;
-
- librbd::MockObjectMap mock_object_map;
- mock_local_image_ctx.object_map = &mock_object_map;
- expect_test_features(mock_local_image_ctx);
-
- C_SaferCond ctx;
- MockObjectCopyRequest *request = create_request(mock_remote_image_ctx,
- mock_local_image_ctx, &ctx);
-
- librados::MockTestMemIoCtxImpl &mock_remote_io_ctx(get_mock_io_ctx(
- request->get_remote_io_ctx()));
-
- InSequence seq;
- expect_list_snaps(mock_remote_image_ctx, mock_remote_io_ctx, -ENOENT);
-
- request->send();
- ASSERT_EQ(0, ctx.wait());
-}
-
-TEST_F(TestMockImageSyncObjectCopyRequest, Write) {
- // scribble some data
- interval_set<uint64_t> one;
- scribble(m_remote_image_ctx, 10, 102400, &one);
-
- ASSERT_EQ(0, create_snap("sync"));
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
-
- librbd::MockExclusiveLock mock_exclusive_lock;
- mock_local_image_ctx.exclusive_lock = &mock_exclusive_lock;
-
- librbd::MockObjectMap mock_object_map;
- mock_local_image_ctx.object_map = &mock_object_map;
-
- expect_test_features(mock_local_image_ctx);
-
- C_SaferCond ctx;
- MockObjectCopyRequest *request = create_request(mock_remote_image_ctx,
- mock_local_image_ctx, &ctx);
-
- librados::MockTestMemIoCtxImpl &mock_remote_io_ctx(get_mock_io_ctx(
- request->get_remote_io_ctx()));
- librados::MockTestMemIoCtxImpl &mock_local_io_ctx(get_mock_io_ctx(
- request->get_local_io_ctx()));
-
- InSequence seq;
- expect_list_snaps(mock_remote_image_ctx, mock_remote_io_ctx, 0);
- expect_set_snap_read(mock_remote_io_ctx, m_remote_snap_ids[0]);
- expect_sparse_read(mock_remote_io_ctx, 0, one.range_end(), 0);
- expect_start_op(mock_exclusive_lock);
- expect_write(mock_local_io_ctx, 0, one.range_end(), {0, {}}, 0);
- expect_start_op(mock_exclusive_lock);
- expect_update_object_map(mock_local_image_ctx, mock_object_map,
- m_local_snap_ids[0], OBJECT_EXISTS, 0);
-
- request->send();
- ASSERT_EQ(0, ctx.wait());
- ASSERT_EQ(0, compare_objects());
-}
-
-TEST_F(TestMockImageSyncObjectCopyRequest, ReadMissingStaleSnapSet) {
- ASSERT_EQ(0, create_snap("one"));
- ASSERT_EQ(0, create_snap("two"));
-
- // scribble some data
- interval_set<uint64_t> one;
- scribble(m_remote_image_ctx, 10, 102400, &one);
- ASSERT_EQ(0, create_snap("three"));
-
- ASSERT_EQ(0, create_snap("sync"));
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
-
- librbd::MockExclusiveLock mock_exclusive_lock;
- mock_local_image_ctx.exclusive_lock = &mock_exclusive_lock;
-
- librbd::MockObjectMap mock_object_map;
- mock_local_image_ctx.object_map = &mock_object_map;
-
- expect_test_features(mock_local_image_ctx);
-
- C_SaferCond ctx;
- MockObjectCopyRequest *request = create_request(mock_remote_image_ctx,
- mock_local_image_ctx, &ctx);
-
- librados::MockTestMemIoCtxImpl &mock_remote_io_ctx(get_mock_io_ctx(
- request->get_remote_io_ctx()));
- librados::MockTestMemIoCtxImpl &mock_local_io_ctx(get_mock_io_ctx(
- request->get_local_io_ctx()));
-
- librados::clone_info_t dummy_clone_info;
- dummy_clone_info.cloneid = librados::SNAP_HEAD;
- dummy_clone_info.size = 123;
-
- librados::snap_set_t dummy_snap_set1;
- dummy_snap_set1.clones.push_back(dummy_clone_info);
-
- dummy_clone_info.size = 234;
- librados::snap_set_t dummy_snap_set2;
- dummy_snap_set2.clones.push_back(dummy_clone_info);
-
- InSequence seq;
- expect_list_snaps(mock_remote_image_ctx, mock_remote_io_ctx, dummy_snap_set1);
- expect_set_snap_read(mock_remote_io_ctx, m_remote_snap_ids[3]);
- expect_sparse_read(mock_remote_io_ctx, 0, 123, -ENOENT);
- expect_list_snaps(mock_remote_image_ctx, mock_remote_io_ctx, dummy_snap_set2);
- expect_set_snap_read(mock_remote_io_ctx, m_remote_snap_ids[3]);
- expect_sparse_read(mock_remote_io_ctx, 0, 234, -ENOENT);
- expect_list_snaps(mock_remote_image_ctx, mock_remote_io_ctx, 0);
- expect_set_snap_read(mock_remote_io_ctx, m_remote_snap_ids[3]);
- expect_sparse_read(mock_remote_io_ctx, 0, one.range_end(), 0);
- expect_start_op(mock_exclusive_lock);
- expect_write(mock_local_io_ctx, 0, one.range_end(),
- {m_local_snap_ids[1], {m_local_snap_ids[1],
- m_local_snap_ids[0]}},
- 0);
- expect_start_op(mock_exclusive_lock);
- expect_update_object_map(mock_local_image_ctx, mock_object_map,
- m_local_snap_ids[2], OBJECT_EXISTS, 0);
- expect_start_op(mock_exclusive_lock);
- expect_update_object_map(mock_local_image_ctx, mock_object_map,
- m_local_snap_ids[3], OBJECT_EXISTS_CLEAN, 0);
-
- request->send();
- ASSERT_EQ(0, ctx.wait());
- ASSERT_EQ(0, compare_objects());
-}
-
-TEST_F(TestMockImageSyncObjectCopyRequest, ReadMissingUpToDateSnapMap) {
- // scribble some data
- interval_set<uint64_t> one;
- scribble(m_remote_image_ctx, 10, 102400, &one);
-
- ASSERT_EQ(0, create_snap("sync"));
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
-
- librbd::MockExclusiveLock mock_exclusive_lock;
- mock_local_image_ctx.exclusive_lock = &mock_exclusive_lock;
-
- librbd::MockObjectMap mock_object_map;
- mock_local_image_ctx.object_map = &mock_object_map;
-
- expect_test_features(mock_local_image_ctx);
-
- C_SaferCond ctx;
- MockObjectCopyRequest *request = create_request(mock_remote_image_ctx,
- mock_local_image_ctx, &ctx);
-
- librados::MockTestMemIoCtxImpl &mock_remote_io_ctx(get_mock_io_ctx(
- request->get_remote_io_ctx()));
-
- InSequence seq;
- expect_list_snaps(mock_remote_image_ctx, mock_remote_io_ctx, 0);
- expect_set_snap_read(mock_remote_io_ctx, m_remote_snap_ids[0]);
- expect_sparse_read(mock_remote_io_ctx, 0, one.range_end(), -ENOENT);
- expect_list_snaps(mock_remote_image_ctx, mock_remote_io_ctx, 0);
-
- request->send();
- ASSERT_EQ(-ENOENT, ctx.wait());
-}
-
-TEST_F(TestMockImageSyncObjectCopyRequest, ReadError) {
- // scribble some data
- interval_set<uint64_t> one;
- scribble(m_remote_image_ctx, 10, 102400, &one);
-
- ASSERT_EQ(0, create_snap("sync"));
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
-
- librbd::MockExclusiveLock mock_exclusive_lock;
- mock_local_image_ctx.exclusive_lock = &mock_exclusive_lock;
-
- librbd::MockObjectMap mock_object_map;
- mock_local_image_ctx.object_map = &mock_object_map;
-
- expect_test_features(mock_local_image_ctx);
-
- C_SaferCond ctx;
- MockObjectCopyRequest *request = create_request(mock_remote_image_ctx,
- mock_local_image_ctx, &ctx);
-
- librados::MockTestMemIoCtxImpl &mock_remote_io_ctx(get_mock_io_ctx(
- request->get_remote_io_ctx()));
-
- InSequence seq;
- expect_list_snaps(mock_remote_image_ctx, mock_remote_io_ctx, 0);
- expect_set_snap_read(mock_remote_io_ctx, m_remote_snap_ids[0]);
- expect_sparse_read(mock_remote_io_ctx, 0, one.range_end(), -EINVAL);
-
- request->send();
- ASSERT_EQ(-EINVAL, ctx.wait());
-}
-
-TEST_F(TestMockImageSyncObjectCopyRequest, WriteError) {
- // scribble some data
- interval_set<uint64_t> one;
- scribble(m_remote_image_ctx, 10, 102400, &one);
-
- ASSERT_EQ(0, create_snap("sync"));
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
-
- librbd::MockExclusiveLock mock_exclusive_lock;
- mock_local_image_ctx.exclusive_lock = &mock_exclusive_lock;
-
- librbd::MockObjectMap mock_object_map;
- mock_local_image_ctx.object_map = &mock_object_map;
-
- expect_test_features(mock_local_image_ctx);
-
- C_SaferCond ctx;
- MockObjectCopyRequest *request = create_request(mock_remote_image_ctx,
- mock_local_image_ctx, &ctx);
-
- librados::MockTestMemIoCtxImpl &mock_remote_io_ctx(get_mock_io_ctx(
- request->get_remote_io_ctx()));
- librados::MockTestMemIoCtxImpl &mock_local_io_ctx(get_mock_io_ctx(
- request->get_local_io_ctx()));
-
- InSequence seq;
- expect_list_snaps(mock_remote_image_ctx, mock_remote_io_ctx, 0);
- expect_set_snap_read(mock_remote_io_ctx, m_remote_snap_ids[0]);
- expect_sparse_read(mock_remote_io_ctx, 0, one.range_end(), 0);
- expect_start_op(mock_exclusive_lock);
- expect_write(mock_local_io_ctx, 0, one.range_end(), {0, {}}, -EINVAL);
-
- request->send();
- ASSERT_EQ(-EINVAL, ctx.wait());
-}
-
-TEST_F(TestMockImageSyncObjectCopyRequest, WriteSnaps) {
- // scribble some data
- interval_set<uint64_t> one;
- scribble(m_remote_image_ctx, 10, 102400, &one);
- ASSERT_EQ(0, create_snap("one"));
-
- interval_set<uint64_t> two;
- scribble(m_remote_image_ctx, 10, 102400, &two);
- ASSERT_EQ(0, create_snap("two"));
-
- if (one.range_end() < two.range_end()) {
- interval_set<uint64_t> resize_diff;
- resize_diff.insert(one.range_end(), two.range_end() - one.range_end());
- two.union_of(resize_diff);
- }
-
- ASSERT_EQ(0, create_snap("sync"));
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
-
- librbd::MockExclusiveLock mock_exclusive_lock;
- mock_local_image_ctx.exclusive_lock = &mock_exclusive_lock;
-
- librbd::MockObjectMap mock_object_map;
- mock_local_image_ctx.object_map = &mock_object_map;
-
- expect_test_features(mock_local_image_ctx);
-
- C_SaferCond ctx;
- MockObjectCopyRequest *request = create_request(mock_remote_image_ctx,
- mock_local_image_ctx, &ctx);
-
- librados::MockTestMemIoCtxImpl &mock_remote_io_ctx(get_mock_io_ctx(
- request->get_remote_io_ctx()));
- librados::MockTestMemIoCtxImpl &mock_local_io_ctx(get_mock_io_ctx(
- request->get_local_io_ctx()));
-
- InSequence seq;
- expect_list_snaps(mock_remote_image_ctx, mock_remote_io_ctx, 0);
- expect_set_snap_read(mock_remote_io_ctx, m_remote_snap_ids[0]);
- expect_sparse_read(mock_remote_io_ctx, 0, one.range_end(), 0);
- expect_start_op(mock_exclusive_lock);
- expect_write(mock_local_io_ctx, 0, one.range_end(), {0, {}}, 0);
- expect_set_snap_read(mock_remote_io_ctx, m_remote_snap_ids[2]);
- expect_sparse_read(mock_remote_io_ctx, two, 0);
- expect_start_op(mock_exclusive_lock);
- expect_write(mock_local_io_ctx, two,
- {m_local_snap_ids[0], {m_local_snap_ids[0]}}, 0);
- expect_start_op(mock_exclusive_lock);
- expect_update_object_map(mock_local_image_ctx, mock_object_map,
- m_local_snap_ids[0], OBJECT_EXISTS, 0);
- expect_start_op(mock_exclusive_lock);
- expect_update_object_map(mock_local_image_ctx, mock_object_map,
- m_local_snap_ids[1], OBJECT_EXISTS, 0);
- expect_start_op(mock_exclusive_lock);
- expect_update_object_map(mock_local_image_ctx, mock_object_map,
- m_local_snap_ids[2], OBJECT_EXISTS_CLEAN, 0);
-
- request->send();
- ASSERT_EQ(0, ctx.wait());
- ASSERT_EQ(0, compare_objects());
-}
-
-TEST_F(TestMockImageSyncObjectCopyRequest, Trim) {
- ASSERT_EQ(0, m_remote_image_ctx->operations->metadata_set(
- "conf_rbd_skip_partial_discard", "false"));
- // scribble some data
- interval_set<uint64_t> one;
- scribble(m_remote_image_ctx, 10, 102400, &one);
- ASSERT_EQ(0, create_snap("one"));
-
- // trim the object
- uint64_t trim_offset = rand() % one.range_end();
- ASSERT_LE(0, m_remote_image_ctx->io_work_queue->discard(
- trim_offset, one.range_end() - trim_offset, m_remote_image_ctx->skip_partial_discard));
- ASSERT_EQ(0, create_snap("sync"));
-
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
-
- librbd::MockExclusiveLock mock_exclusive_lock;
- mock_local_image_ctx.exclusive_lock = &mock_exclusive_lock;
-
- librbd::MockObjectMap mock_object_map;
- mock_local_image_ctx.object_map = &mock_object_map;
-
- expect_test_features(mock_local_image_ctx);
-
- C_SaferCond ctx;
- MockObjectCopyRequest *request = create_request(mock_remote_image_ctx,
- mock_local_image_ctx, &ctx);
-
- librados::MockTestMemIoCtxImpl &mock_remote_io_ctx(get_mock_io_ctx(
- request->get_remote_io_ctx()));
- librados::MockTestMemIoCtxImpl &mock_local_io_ctx(get_mock_io_ctx(
- request->get_local_io_ctx()));
-
- InSequence seq;
- expect_list_snaps(mock_remote_image_ctx, mock_remote_io_ctx, 0);
- expect_set_snap_read(mock_remote_io_ctx, m_remote_snap_ids[0]);
- expect_sparse_read(mock_remote_io_ctx, 0, one.range_end(), 0);
- expect_start_op(mock_exclusive_lock);
- expect_write(mock_local_io_ctx, 0, one.range_end(), {0, {}}, 0);
- expect_start_op(mock_exclusive_lock);
- expect_truncate(mock_local_io_ctx, trim_offset, 0);
- expect_start_op(mock_exclusive_lock);
- expect_update_object_map(mock_local_image_ctx, mock_object_map,
- m_local_snap_ids[0], OBJECT_EXISTS, 0);
- expect_start_op(mock_exclusive_lock);
- expect_update_object_map(mock_local_image_ctx, mock_object_map,
- m_local_snap_ids[1], OBJECT_EXISTS, 0);
-
- request->send();
- ASSERT_EQ(0, ctx.wait());
- ASSERT_EQ(0, compare_objects());
-}
-
-TEST_F(TestMockImageSyncObjectCopyRequest, Remove) {
- // scribble some data
- interval_set<uint64_t> one;
- scribble(m_remote_image_ctx, 10, 102400, &one);
- ASSERT_EQ(0, create_snap("one"));
- ASSERT_EQ(0, create_snap("two"));
-
- // remove the object
- uint64_t object_size = 1 << m_remote_image_ctx->order;
- ASSERT_LE(0, m_remote_image_ctx->io_work_queue->discard(0, object_size, m_remote_image_ctx->skip_partial_discard));
- ASSERT_EQ(0, create_snap("sync"));
- librbd::MockTestImageCtx mock_remote_image_ctx(*m_remote_image_ctx);
- librbd::MockTestImageCtx mock_local_image_ctx(*m_local_image_ctx);
-
- librbd::MockExclusiveLock mock_exclusive_lock;
- mock_local_image_ctx.exclusive_lock = &mock_exclusive_lock;
-
- librbd::MockObjectMap mock_object_map;
- mock_local_image_ctx.object_map = &mock_object_map;
-
- expect_test_features(mock_local_image_ctx);
-
- C_SaferCond ctx;
- MockObjectCopyRequest *request = create_request(mock_remote_image_ctx,
- mock_local_image_ctx, &ctx);
-
- librados::MockTestMemIoCtxImpl &mock_remote_io_ctx(get_mock_io_ctx(
- request->get_remote_io_ctx()));
- librados::MockTestMemIoCtxImpl &mock_local_io_ctx(get_mock_io_ctx(
- request->get_local_io_ctx()));
-
- InSequence seq;
- expect_list_snaps(mock_remote_image_ctx, mock_remote_io_ctx, 0);
- expect_set_snap_read(mock_remote_io_ctx, m_remote_snap_ids[1]);
- expect_sparse_read(mock_remote_io_ctx, 0, one.range_end(), 0);
- expect_start_op(mock_exclusive_lock);
- expect_write(mock_local_io_ctx, 0, one.range_end(), {0, {}}, 0);
- expect_start_op(mock_exclusive_lock);
- expect_remove(mock_local_io_ctx, 0);
- expect_start_op(mock_exclusive_lock);
- expect_update_object_map(mock_local_image_ctx, mock_object_map,
- m_local_snap_ids[0], OBJECT_EXISTS, 0);
- expect_start_op(mock_exclusive_lock);
- expect_update_object_map(mock_local_image_ctx, mock_object_map,
- m_local_snap_ids[1], OBJECT_EXISTS_CLEAN, 0);
-
- request->send();
- ASSERT_EQ(0, ctx.wait());
- ASSERT_EQ(0, compare_objects());
-}
-
-} // namespace image_sync
-} // namespace mirror
-} // namespace rbd
Code Review / stor4nfv.git / blobdiff