+++ /dev/null
-// -*- 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"
-#include "test/librados_test_stub/MockTestMemIoCtxImpl.h"
-#include "common/bit_vector.hpp"
-#include "librbd/internal.h"
-#include "librbd/ObjectMap.h"
-#include "librbd/operation/SnapshotCreateRequest.h"
-#include "gmock/gmock.h"
-#include "gtest/gtest.h"
-
-// template definitions
-#include "librbd/operation/SnapshotCreateRequest.cc"
-
-namespace librbd {
-namespace operation {
-
-using ::testing::_;
-using ::testing::DoAll;
-using ::testing::DoDefault;
-using ::testing::Return;
-using ::testing::SetArgPointee;
-using ::testing::StrEq;
-using ::testing::WithArg;
-
-class TestMockOperationSnapshotCreateRequest : public TestMockFixture {
-public:
- typedef SnapshotCreateRequest<MockImageCtx> MockSnapshotCreateRequest;
-
- void expect_block_writes(MockImageCtx &mock_image_ctx) {
- EXPECT_CALL(*mock_image_ctx.io_work_queue, block_writes(_))
- .WillOnce(CompleteContext(0, mock_image_ctx.image_ctx->op_work_queue));
- }
-
- void expect_verify_lock_ownership(MockImageCtx &mock_image_ctx) {
- if (mock_image_ctx.exclusive_lock != nullptr) {
- EXPECT_CALL(*mock_image_ctx.exclusive_lock, is_lock_owner())
- .WillRepeatedly(Return(true));
- }
- }
-
- void expect_allocate_snap_id(MockImageCtx &mock_image_ctx, int r) {
- auto &expect = EXPECT_CALL(get_mock_io_ctx(mock_image_ctx.data_ctx),
- selfmanaged_snap_create(_));
- if (r < 0 && r != -ESTALE) {
- expect.WillOnce(Return(r));
- } else {
- expect.Times(r < 0 ? 2 : 1).WillRepeatedly(DoDefault());
- }
- }
-
- void expect_release_snap_id(MockImageCtx &mock_image_ctx, int r) {
- auto &expect = EXPECT_CALL(get_mock_io_ctx(mock_image_ctx.data_ctx),
- selfmanaged_snap_remove(_));
- if (r < 0) {
- expect.WillOnce(Return(r));
- } else {
- expect.WillOnce(DoDefault());
- }
- }
-
- void expect_snap_create(MockImageCtx &mock_image_ctx, int r) {
- auto &expect = EXPECT_CALL(get_mock_io_ctx(mock_image_ctx.md_ctx),
- exec(mock_image_ctx.header_oid, _, StrEq("rbd"),
- StrEq(mock_image_ctx.old_format ? "snap_add" :
- "snapshot_add"),
- _, _, _));
- if (r == -ESTALE) {
- expect.WillOnce(Return(r)).WillOnce(DoDefault());
- } else if (r < 0) {
- expect.WillOnce(Return(r));
- } else {
- expect.WillOnce(DoDefault());
- }
- }
-
- void expect_object_map_snap_create(MockImageCtx &mock_image_ctx) {
- if (mock_image_ctx.object_map != nullptr) {
- EXPECT_CALL(*mock_image_ctx.object_map, snapshot_add(_, _))
- .WillOnce(WithArg<1>(CompleteContext(
- 0, mock_image_ctx.image_ctx->op_work_queue)));
- }
- }
-
- void expect_update_snap_context(MockImageCtx &mock_image_ctx) {
- // state machine checks to ensure a refresh hasn't already added the snap
- EXPECT_CALL(mock_image_ctx, get_snap_info(_))
- .WillOnce(Return(static_cast<const librbd::SnapInfo*>(NULL)));
- EXPECT_CALL(mock_image_ctx, add_snap(_, "snap1", _, _, _, _, _, _));
- }
-
- void expect_unblock_writes(MockImageCtx &mock_image_ctx) {
- EXPECT_CALL(*mock_image_ctx.io_work_queue, unblock_writes())
- .Times(1);
- }
-
-};
-
-TEST_F(TestMockOperationSnapshotCreateRequest, Success) {
- REQUIRE_FORMAT_V2();
-
- librbd::ImageCtx *ictx;
- ASSERT_EQ(0, open_image(m_image_name, &ictx));
-
- MockImageCtx mock_image_ctx(*ictx);
-
- MockExclusiveLock mock_exclusive_lock;
- if (ictx->test_features(RBD_FEATURE_EXCLUSIVE_LOCK)) {
- mock_image_ctx.exclusive_lock = &mock_exclusive_lock;
- }
-
- MockObjectMap mock_object_map;
- if (ictx->test_features(RBD_FEATURE_OBJECT_MAP)) {
- mock_image_ctx.object_map = &mock_object_map;
- }
-
- expect_verify_lock_ownership(mock_image_ctx);
- expect_op_work_queue(mock_image_ctx);
-
- ::testing::InSequence seq;
- expect_block_writes(mock_image_ctx);
- expect_allocate_snap_id(mock_image_ctx, 0);
- expect_snap_create(mock_image_ctx, 0);
- if (!mock_image_ctx.old_format) {
- expect_update_snap_context(mock_image_ctx);
- expect_object_map_snap_create(mock_image_ctx);
- }
- expect_unblock_writes(mock_image_ctx);
-
- C_SaferCond cond_ctx;
- MockSnapshotCreateRequest *req = new MockSnapshotCreateRequest(
- mock_image_ctx, &cond_ctx, cls::rbd::UserSnapshotNamespace(),
- "snap1", 0, false);
- {
- RWLock::RLocker owner_locker(mock_image_ctx.owner_lock);
- req->send();
- }
- ASSERT_EQ(0, cond_ctx.wait());
-}
-
-TEST_F(TestMockOperationSnapshotCreateRequest, AllocateSnapIdError) {
- librbd::ImageCtx *ictx;
- ASSERT_EQ(0, open_image(m_image_name, &ictx));
-
- MockImageCtx mock_image_ctx(*ictx);
-
- MockExclusiveLock mock_exclusive_lock;
- if (ictx->test_features(RBD_FEATURE_EXCLUSIVE_LOCK)) {
- mock_image_ctx.exclusive_lock = &mock_exclusive_lock;
- }
-
- expect_verify_lock_ownership(mock_image_ctx);
- expect_op_work_queue(mock_image_ctx);
-
- ::testing::InSequence seq;
- expect_block_writes(mock_image_ctx);
- expect_allocate_snap_id(mock_image_ctx, -EINVAL);
- expect_unblock_writes(mock_image_ctx);
-
- C_SaferCond cond_ctx;
- MockSnapshotCreateRequest *req = new MockSnapshotCreateRequest(
- mock_image_ctx, &cond_ctx, cls::rbd::UserSnapshotNamespace(),
- "snap1", 0, false);
- {
- RWLock::RLocker owner_locker(mock_image_ctx.owner_lock);
- req->send();
- }
- ASSERT_EQ(-EINVAL, cond_ctx.wait());
-}
-
-TEST_F(TestMockOperationSnapshotCreateRequest, CreateSnapStale) {
- librbd::ImageCtx *ictx;
- ASSERT_EQ(0, open_image(m_image_name, &ictx));
-
- MockImageCtx mock_image_ctx(*ictx);
-
- MockExclusiveLock mock_exclusive_lock;
- if (ictx->test_features(RBD_FEATURE_EXCLUSIVE_LOCK)) {
- mock_image_ctx.exclusive_lock = &mock_exclusive_lock;
- }
-
- MockObjectMap mock_object_map;
- if (ictx->test_features(RBD_FEATURE_OBJECT_MAP)) {
- mock_image_ctx.object_map = &mock_object_map;
- }
-
- expect_verify_lock_ownership(mock_image_ctx);
- expect_op_work_queue(mock_image_ctx);
-
- expect_block_writes(mock_image_ctx);
- expect_allocate_snap_id(mock_image_ctx, -ESTALE);
- expect_snap_create(mock_image_ctx, -ESTALE);
- if (!mock_image_ctx.old_format) {
- expect_update_snap_context(mock_image_ctx);
- expect_object_map_snap_create(mock_image_ctx);
- }
- expect_unblock_writes(mock_image_ctx);
-
- C_SaferCond cond_ctx;
- MockSnapshotCreateRequest *req = new MockSnapshotCreateRequest(
- mock_image_ctx, &cond_ctx, cls::rbd::UserSnapshotNamespace(),
- "snap1", 0, false);
- {
- RWLock::RLocker owner_locker(mock_image_ctx.owner_lock);
- req->send();
- }
- ASSERT_EQ(0, cond_ctx.wait());
-}
-
-TEST_F(TestMockOperationSnapshotCreateRequest, CreateSnapError) {
- librbd::ImageCtx *ictx;
- ASSERT_EQ(0, open_image(m_image_name, &ictx));
-
- MockImageCtx mock_image_ctx(*ictx);
-
- MockExclusiveLock mock_exclusive_lock;
- if (ictx->test_features(RBD_FEATURE_EXCLUSIVE_LOCK)) {
- mock_image_ctx.exclusive_lock = &mock_exclusive_lock;
- }
-
- expect_verify_lock_ownership(mock_image_ctx);
- expect_op_work_queue(mock_image_ctx);
-
- expect_block_writes(mock_image_ctx);
- expect_allocate_snap_id(mock_image_ctx, 0);
- expect_snap_create(mock_image_ctx, -EINVAL);
- expect_release_snap_id(mock_image_ctx, 0);
- expect_unblock_writes(mock_image_ctx);
-
- C_SaferCond cond_ctx;
- MockSnapshotCreateRequest *req = new MockSnapshotCreateRequest(
- mock_image_ctx, &cond_ctx, cls::rbd::UserSnapshotNamespace(),
- "snap1", 0, false);
- {
- RWLock::RLocker owner_locker(mock_image_ctx.owner_lock);
- req->send();
- }
- ASSERT_EQ(-EINVAL, cond_ctx.wait());
-}
-
-TEST_F(TestMockOperationSnapshotCreateRequest, ReleaseSnapIdError) {
- librbd::ImageCtx *ictx;
- ASSERT_EQ(0, open_image(m_image_name, &ictx));
-
- MockImageCtx mock_image_ctx(*ictx);
-
- MockExclusiveLock mock_exclusive_lock;
- if (ictx->test_features(RBD_FEATURE_EXCLUSIVE_LOCK)) {
- mock_image_ctx.exclusive_lock = &mock_exclusive_lock;
- }
-
- expect_verify_lock_ownership(mock_image_ctx);
- expect_op_work_queue(mock_image_ctx);
-
- expect_block_writes(mock_image_ctx);
- expect_allocate_snap_id(mock_image_ctx, 0);
- expect_snap_create(mock_image_ctx, -EINVAL);
- expect_release_snap_id(mock_image_ctx, -ESTALE);
- expect_unblock_writes(mock_image_ctx);
-
- C_SaferCond cond_ctx;
- MockSnapshotCreateRequest *req = new MockSnapshotCreateRequest(
- mock_image_ctx, &cond_ctx, cls::rbd::UserSnapshotNamespace(),
- "snap1", 0, false);
- {
- RWLock::RLocker owner_locker(mock_image_ctx.owner_lock);
- req->send();
- }
- ASSERT_EQ(-EINVAL, cond_ctx.wait());
-}
-
-TEST_F(TestMockOperationSnapshotCreateRequest, SkipObjectMap) {
- REQUIRE_FEATURE(RBD_FEATURE_OBJECT_MAP);
-
- librbd::ImageCtx *ictx;
- ASSERT_EQ(0, open_image(m_image_name, &ictx));
-
- MockImageCtx mock_image_ctx(*ictx);
-
- MockExclusiveLock mock_exclusive_lock;
- if (ictx->test_features(RBD_FEATURE_EXCLUSIVE_LOCK)) {
- mock_image_ctx.exclusive_lock = &mock_exclusive_lock;
- }
-
- MockObjectMap mock_object_map;
- mock_image_ctx.object_map = &mock_object_map;
-
- expect_verify_lock_ownership(mock_image_ctx);
- expect_op_work_queue(mock_image_ctx);
-
- ::testing::InSequence seq;
- expect_block_writes(mock_image_ctx);
- expect_allocate_snap_id(mock_image_ctx, 0);
- expect_snap_create(mock_image_ctx, 0);
- expect_update_snap_context(mock_image_ctx);
- expect_unblock_writes(mock_image_ctx);
-
- C_SaferCond cond_ctx;
- MockSnapshotCreateRequest *req = new MockSnapshotCreateRequest(
- mock_image_ctx, &cond_ctx, cls::rbd::UserSnapshotNamespace(),
- "snap1", 0, true);
- {
- RWLock::RLocker owner_locker(mock_image_ctx.owner_lock);
- req->send();
- }
- ASSERT_EQ(0, cond_ctx.wait());
-}
-
-} // namespace operation
-} // namespace librbd
Code Review / stor4nfv.git / blobdiff