--- /dev/null
+// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
+// vim: ts=8 sw=2 smarttab
+
+#include "test/librbd/mock/MockImageCtx.h"
+#include "test/rbd_mirror/test_mock_fixture.h"
+#include "test/rbd_mirror/mock/MockContextWQ.h"
+#include "test/rbd_mirror/mock/MockSafeTimer.h"
+#include "tools/rbd_mirror/ImageDeleter.h"
+#include "tools/rbd_mirror/ImageReplayer.h"
+#include "tools/rbd_mirror/InstanceWatcher.h"
+#include "tools/rbd_mirror/InstanceReplayer.h"
+#include "tools/rbd_mirror/ServiceDaemon.h"
+#include "tools/rbd_mirror/Threads.h"
+#include "tools/rbd_mirror/image_replayer/Types.h"
+
+namespace librbd {
+
+namespace {
+
+struct MockTestImageCtx : public MockImageCtx {
+ MockTestImageCtx(librbd::ImageCtx &image_ctx)
+ : librbd::MockImageCtx(image_ctx) {
+ }
+};
+
+} // anonymous namespace
+
+} // namespace librbd
+
+namespace rbd {
+namespace mirror {
+
+template <>
+struct Threads<librbd::MockTestImageCtx> {
+ MockSafeTimer *timer;
+ Mutex &timer_lock;
+ Cond timer_cond;
+
+ MockContextWQ *work_queue;
+
+ Threads(Threads<librbd::ImageCtx> *threads)
+ : timer(new MockSafeTimer()),
+ timer_lock(threads->timer_lock),
+ work_queue(new MockContextWQ()) {
+ }
+ ~Threads() {
+ delete timer;
+ delete work_queue;
+ }
+};
+
+template <>
+struct ImageDeleter<librbd::MockTestImageCtx> {
+};
+
+template<>
+struct ServiceDaemon<librbd::MockTestImageCtx> {
+ MOCK_METHOD3(add_or_update_attribute,
+ void(int64_t, const std::string&,
+ const service_daemon::AttributeValue&));
+};
+
+template<>
+struct InstanceWatcher<librbd::MockTestImageCtx> {
+};
+
+template<>
+struct ImageReplayer<librbd::MockTestImageCtx> {
+ static ImageReplayer* s_instance;
+ std::string global_image_id;
+
+ static ImageReplayer *create(
+ Threads<librbd::MockTestImageCtx> *threads,
+ ImageDeleter<librbd::MockTestImageCtx>* image_deleter,
+ InstanceWatcher<librbd::MockTestImageCtx> *instance_watcher,
+ RadosRef local, const std::string &local_mirror_uuid, int64_t local_pool_id,
+ const std::string &global_image_id) {
+ assert(s_instance != nullptr);
+ s_instance->global_image_id = global_image_id;
+ return s_instance;
+ }
+
+ ImageReplayer() {
+ assert(s_instance == nullptr);
+ s_instance = this;
+ }
+
+ virtual ~ImageReplayer() {
+ assert(s_instance == this);
+ s_instance = nullptr;
+ }
+
+ MOCK_METHOD0(destroy, void());
+ MOCK_METHOD2(start, void(Context *, bool));
+ MOCK_METHOD2(stop, void(Context *, bool));
+ MOCK_METHOD0(restart, void());
+ MOCK_METHOD0(flush, void());
+ MOCK_METHOD2(print_status, void(Formatter *, stringstream *));
+ MOCK_METHOD2(add_peer, void(const std::string &, librados::IoCtx &));
+ MOCK_METHOD0(get_global_image_id, const std::string &());
+ MOCK_METHOD0(get_local_image_id, const std::string &());
+ MOCK_METHOD0(is_running, bool());
+ MOCK_METHOD0(is_stopped, bool());
+ MOCK_METHOD0(is_blacklisted, bool());
+
+ MOCK_CONST_METHOD0(is_finished, bool());
+ MOCK_METHOD1(set_finished, void(bool));
+
+ MOCK_CONST_METHOD0(get_health_state, image_replayer::HealthState());
+};
+
+ImageReplayer<librbd::MockTestImageCtx>* ImageReplayer<librbd::MockTestImageCtx>::s_instance = nullptr;
+
+} // namespace mirror
+} // namespace rbd
+
+// template definitions
+#include "tools/rbd_mirror/InstanceReplayer.cc"
+
+namespace rbd {
+namespace mirror {
+
+using ::testing::_;
+using ::testing::DoAll;
+using ::testing::InSequence;
+using ::testing::Invoke;
+using ::testing::Return;
+using ::testing::ReturnArg;
+using ::testing::ReturnRef;
+using ::testing::WithArg;
+
+class TestMockInstanceReplayer : public TestMockFixture {
+public:
+ typedef Threads<librbd::MockTestImageCtx> MockThreads;
+ typedef ImageDeleter<librbd::MockTestImageCtx> MockImageDeleter;
+ typedef ImageReplayer<librbd::MockTestImageCtx> MockImageReplayer;
+ typedef InstanceReplayer<librbd::MockTestImageCtx> MockInstanceReplayer;
+ typedef InstanceWatcher<librbd::MockTestImageCtx> MockInstanceWatcher;
+ typedef ServiceDaemon<librbd::MockTestImageCtx> MockServiceDaemon;
+
+ void expect_work_queue(MockThreads &mock_threads) {
+ EXPECT_CALL(*mock_threads.work_queue, queue(_, _))
+ .WillOnce(Invoke([this](Context *ctx, int r) {
+ m_threads->work_queue->queue(ctx, r);
+ }));
+ }
+
+ void expect_add_event_after(MockThreads &mock_threads,
+ Context** timer_ctx = nullptr) {
+ EXPECT_CALL(*mock_threads.timer, add_event_after(_, _))
+ .WillOnce(DoAll(
+ WithArg<1>(Invoke([this, &mock_threads, timer_ctx](Context *ctx) {
+ assert(mock_threads.timer_lock.is_locked());
+ if (timer_ctx != nullptr) {
+ *timer_ctx = ctx;
+ mock_threads.timer_cond.SignalOne();
+ } else {
+ m_threads->work_queue->queue(
+ new FunctionContext([&mock_threads, ctx](int) {
+ Mutex::Locker timer_lock(mock_threads.timer_lock);
+ ctx->complete(0);
+ }), 0);
+ }
+ })),
+ ReturnArg<1>()));
+ }
+
+ void expect_cancel_event(MockThreads &mock_threads, bool canceled) {
+ EXPECT_CALL(*mock_threads.timer, cancel_event(_))
+ .WillOnce(Return(canceled));
+ }
+};
+
+TEST_F(TestMockInstanceReplayer, AcquireReleaseImage) {
+ MockThreads mock_threads(m_threads);
+ MockServiceDaemon mock_service_daemon;
+ MockImageDeleter mock_image_deleter;
+ MockInstanceWatcher mock_instance_watcher;
+ MockImageReplayer mock_image_replayer;
+ MockInstanceReplayer instance_replayer(
+ &mock_threads, &mock_service_daemon, &mock_image_deleter,
+ rbd::mirror::RadosRef(new librados::Rados(m_local_io_ctx)),
+ "local_mirror_uuid", m_local_io_ctx.get_id());
+ std::string global_image_id("global_image_id");
+
+ EXPECT_CALL(mock_image_replayer, get_global_image_id())
+ .WillRepeatedly(ReturnRef(global_image_id));
+
+ InSequence seq;
+ expect_work_queue(mock_threads);
+ Context *timer_ctx = nullptr;
+ expect_add_event_after(mock_threads, &timer_ctx);
+ instance_replayer.init();
+ instance_replayer.add_peer("peer_uuid", m_remote_io_ctx);
+
+ // Acquire
+
+ C_SaferCond on_acquire;
+ EXPECT_CALL(mock_image_replayer, add_peer("peer_uuid", _));
+ EXPECT_CALL(mock_image_replayer, set_finished(false));
+ EXPECT_CALL(mock_image_replayer, is_stopped()).WillOnce(Return(true));
+ EXPECT_CALL(mock_image_replayer, is_blacklisted()).WillOnce(Return(false));
+ EXPECT_CALL(mock_image_replayer, is_finished()).WillOnce(Return(false));
+ EXPECT_CALL(mock_image_replayer, start(nullptr, false));
+ expect_work_queue(mock_threads);
+
+ instance_replayer.acquire_image(&mock_instance_watcher, global_image_id,
+ &on_acquire);
+ ASSERT_EQ(0, on_acquire.wait());
+
+ // Release
+
+ C_SaferCond on_release;
+
+ EXPECT_CALL(mock_image_replayer, is_stopped())
+ .WillOnce(Return(false));
+ EXPECT_CALL(mock_image_replayer, is_running())
+ .WillOnce(Return(false));
+ expect_work_queue(mock_threads);
+ expect_add_event_after(mock_threads);
+ expect_work_queue(mock_threads);
+ EXPECT_CALL(mock_image_replayer, is_stopped())
+ .WillOnce(Return(false));
+ EXPECT_CALL(mock_image_replayer, is_running())
+ .WillOnce(Return(true));
+ EXPECT_CALL(mock_image_replayer, stop(_, false))
+ .WillOnce(CompleteContext(0));
+ expect_work_queue(mock_threads);
+ EXPECT_CALL(mock_image_replayer, is_stopped())
+ .WillOnce(Return(true));
+ expect_work_queue(mock_threads);
+ EXPECT_CALL(mock_image_replayer, destroy());
+
+ instance_replayer.release_image("global_image_id", &on_release);
+ ASSERT_EQ(0, on_release.wait());
+
+ expect_work_queue(mock_threads);
+ expect_cancel_event(mock_threads, true);
+ expect_work_queue(mock_threads);
+ instance_replayer.shut_down();
+ ASSERT_TRUE(timer_ctx != nullptr);
+ delete timer_ctx;
+}
+
+TEST_F(TestMockInstanceReplayer, RemoveFinishedImage) {
+ MockThreads mock_threads(m_threads);
+ MockServiceDaemon mock_service_daemon;
+ MockImageDeleter mock_image_deleter;
+ MockInstanceWatcher mock_instance_watcher;
+ MockImageReplayer mock_image_replayer;
+ MockInstanceReplayer instance_replayer(
+ &mock_threads, &mock_service_daemon, &mock_image_deleter,
+ rbd::mirror::RadosRef(new librados::Rados(m_local_io_ctx)),
+ "local_mirror_uuid", m_local_io_ctx.get_id());
+ std::string global_image_id("global_image_id");
+
+ EXPECT_CALL(mock_image_replayer, get_global_image_id())
+ .WillRepeatedly(ReturnRef(global_image_id));
+
+ InSequence seq;
+ expect_work_queue(mock_threads);
+ Context *timer_ctx1 = nullptr;
+ expect_add_event_after(mock_threads, &timer_ctx1);
+ instance_replayer.init();
+ instance_replayer.add_peer("peer_uuid", m_remote_io_ctx);
+
+ // Acquire
+
+ C_SaferCond on_acquire;
+ EXPECT_CALL(mock_image_replayer, add_peer("peer_uuid", _));
+ EXPECT_CALL(mock_image_replayer, set_finished(false));
+ EXPECT_CALL(mock_image_replayer, is_stopped()).WillOnce(Return(true));
+ EXPECT_CALL(mock_image_replayer, is_blacklisted()).WillOnce(Return(false));
+ EXPECT_CALL(mock_image_replayer, is_finished()).WillOnce(Return(false));
+ EXPECT_CALL(mock_image_replayer, start(nullptr, false));
+ expect_work_queue(mock_threads);
+
+ instance_replayer.acquire_image(&mock_instance_watcher, global_image_id,
+ &on_acquire);
+ ASSERT_EQ(0, on_acquire.wait());
+
+ // periodic start timer
+ Context *timer_ctx2 = nullptr;
+ expect_add_event_after(mock_threads, &timer_ctx2);
+
+ Context *start_image_replayers_ctx = nullptr;
+ EXPECT_CALL(*mock_threads.work_queue, queue(_, 0))
+ .WillOnce(Invoke([&start_image_replayers_ctx](Context *ctx, int r) {
+ start_image_replayers_ctx = ctx;
+ }));
+
+ ASSERT_TRUE(timer_ctx1 != nullptr);
+ {
+ Mutex::Locker timer_locker(mock_threads.timer_lock);
+ timer_ctx1->complete(0);
+ }
+
+ // remove finished image replayer
+ EXPECT_CALL(mock_image_replayer, get_health_state()).WillOnce(
+ Return(image_replayer::HEALTH_STATE_OK));
+ EXPECT_CALL(mock_image_replayer, is_stopped()).WillOnce(Return(true));
+ EXPECT_CALL(mock_image_replayer, is_blacklisted()).WillOnce(Return(false));
+ EXPECT_CALL(mock_image_replayer, is_finished()).WillOnce(Return(true));
+ EXPECT_CALL(mock_image_replayer, destroy());
+ EXPECT_CALL(mock_service_daemon,add_or_update_attribute(_, _, _)).Times(3);
+
+ ASSERT_TRUE(start_image_replayers_ctx != nullptr);
+ start_image_replayers_ctx->complete(0);
+
+ // shut down
+ expect_work_queue(mock_threads);
+ expect_cancel_event(mock_threads, true);
+ expect_work_queue(mock_threads);
+ instance_replayer.shut_down();
+ ASSERT_TRUE(timer_ctx2 != nullptr);
+ delete timer_ctx2;
+}
+} // namespace mirror
+} // namespace rbd
Code Review / stor4nfv.git / blobdiff