--- /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/librbd/mock/exclusive_lock/MockPolicy.h"
+#include "librbd/io/ImageRequestWQ.h"
+#include "librbd/io/ImageRequest.h"
+
+namespace librbd {
+namespace {
+
+struct MockTestImageCtx : public MockImageCtx {
+ MockTestImageCtx(ImageCtx &image_ctx) : MockImageCtx(image_ctx) {
+ }
+};
+
+} // anonymous namespace
+
+namespace io {
+
+template <>
+struct ImageRequest<librbd::MockTestImageCtx> {
+ static ImageRequest* s_instance;
+ AioCompletion *aio_comp;
+
+ static ImageRequest* create_write_request(librbd::MockTestImageCtx &image_ctx,
+ AioCompletion *aio_comp,
+ Extents &&image_extents,
+ bufferlist &&bl, int op_flags,
+ const ZTracer::Trace &parent_trace) {
+ assert(s_instance != nullptr);
+ s_instance->aio_comp = aio_comp;
+ return s_instance;
+ }
+ static void aio_write(librbd::MockTestImageCtx *ictx, AioCompletion *c,
+ Extents &&image_extents, bufferlist &&bl, int op_flags,
+ const ZTracer::Trace &parent_trace) {
+ }
+
+
+ MOCK_CONST_METHOD0(is_write_op, bool());
+ MOCK_CONST_METHOD0(start_op, void());
+ MOCK_CONST_METHOD0(send, void());
+ MOCK_CONST_METHOD1(fail, void(int));
+
+ ImageRequest() {
+ s_instance = this;
+ }
+};
+
+} // namespace io
+
+namespace util {
+
+inline ImageCtx *get_image_ctx(MockTestImageCtx *image_ctx) {
+ return image_ctx->image_ctx;
+}
+
+} // namespace util
+
+} // namespace librbd
+
+template <>
+struct ThreadPool::PointerWQ<librbd::io::ImageRequest<librbd::MockTestImageCtx>> {
+ typedef librbd::io::ImageRequest<librbd::MockTestImageCtx> ImageRequest;
+ static PointerWQ* s_instance;
+
+ Mutex m_lock;
+
+ PointerWQ(const std::string &name, time_t, int, ThreadPool *)
+ : m_lock(name) {
+ s_instance = this;
+ }
+ virtual ~PointerWQ() {
+ }
+
+ MOCK_METHOD0(drain, void());
+ MOCK_METHOD0(empty, bool());
+ MOCK_METHOD0(signal, void());
+ MOCK_METHOD0(process_finish, void());
+
+ MOCK_METHOD0(front, ImageRequest*());
+ MOCK_METHOD1(requeue, void(ImageRequest*));
+
+ MOCK_METHOD0(dequeue, void*());
+ MOCK_METHOD1(queue, void(ImageRequest*));
+
+ void register_work_queue() {
+ // no-op
+ }
+ Mutex &get_pool_lock() {
+ return m_lock;
+ }
+
+ void* invoke_dequeue() {
+ Mutex::Locker locker(m_lock);
+ return _void_dequeue();
+ }
+ void invoke_process(ImageRequest *image_request) {
+ process(image_request);
+ }
+
+ virtual void *_void_dequeue() {
+ return dequeue();
+ }
+ virtual void process(ImageRequest *req) = 0;
+
+};
+
+ThreadPool::PointerWQ<librbd::io::ImageRequest<librbd::MockTestImageCtx>>*
+ ThreadPool::PointerWQ<librbd::io::ImageRequest<librbd::MockTestImageCtx>>::s_instance = nullptr;
+librbd::io::ImageRequest<librbd::MockTestImageCtx>*
+ librbd::io::ImageRequest<librbd::MockTestImageCtx>::s_instance = nullptr;
+
+#include "librbd/io/ImageRequestWQ.cc"
+
+namespace librbd {
+namespace io {
+
+using ::testing::_;
+using ::testing::InSequence;
+using ::testing::Invoke;
+using ::testing::Return;
+using ::testing::WithArg;
+
+struct TestMockIoImageRequestWQ : public TestMockFixture {
+ typedef ImageRequestWQ<librbd::MockTestImageCtx> MockImageRequestWQ;
+ typedef ImageRequest<librbd::MockTestImageCtx> MockImageRequest;
+
+ void expect_is_write_op(MockImageRequest &image_request, bool write_op) {
+ EXPECT_CALL(image_request, is_write_op()).WillOnce(Return(write_op));
+ }
+
+ void expect_signal(MockImageRequestWQ &image_request_wq) {
+ EXPECT_CALL(image_request_wq, signal());
+ }
+
+ void expect_queue(MockImageRequestWQ &image_request_wq) {
+ EXPECT_CALL(image_request_wq, queue(_));
+ }
+
+ void expect_front(MockImageRequestWQ &image_request_wq,
+ MockImageRequest *image_request) {
+ EXPECT_CALL(image_request_wq, front()).WillOnce(Return(image_request));
+ }
+
+ void expect_is_refresh_request(MockTestImageCtx &mock_image_ctx,
+ bool required) {
+ EXPECT_CALL(*mock_image_ctx.state, is_refresh_required()).WillOnce(
+ Return(required));
+ }
+
+ void expect_dequeue(MockImageRequestWQ &image_request_wq,
+ MockImageRequest *image_request) {
+ EXPECT_CALL(image_request_wq, dequeue()).WillOnce(Return(image_request));
+ }
+
+ void expect_get_exclusive_lock_policy(MockTestImageCtx &mock_image_ctx,
+ librbd::exclusive_lock::MockPolicy &policy) {
+ EXPECT_CALL(mock_image_ctx,
+ get_exclusive_lock_policy()).WillOnce(Return(&policy));
+ }
+
+ void expect_may_auto_request_lock(librbd::exclusive_lock::MockPolicy &policy,
+ bool value) {
+ EXPECT_CALL(policy, may_auto_request_lock()).WillOnce(Return(value));
+ }
+
+ void expect_acquire_lock(MockExclusiveLock &mock_exclusive_lock,
+ Context **on_finish) {
+ EXPECT_CALL(mock_exclusive_lock, acquire_lock(_))
+ .WillOnce(Invoke([on_finish](Context *ctx) {
+ *on_finish = ctx;
+ }));
+ }
+
+ void expect_process_finish(MockImageRequestWQ &mock_image_request_wq) {
+ EXPECT_CALL(mock_image_request_wq, process_finish()).Times(1);
+ }
+
+ void expect_fail(MockImageRequest &mock_image_request, int r) {
+ EXPECT_CALL(mock_image_request, fail(r))
+ .WillOnce(Invoke([&mock_image_request](int r) {
+ mock_image_request.aio_comp->get();
+ mock_image_request.aio_comp->fail(r);
+ }));
+ }
+
+ void expect_refresh(MockTestImageCtx &mock_image_ctx, Context **on_finish) {
+ EXPECT_CALL(*mock_image_ctx.state, refresh(_))
+ .WillOnce(Invoke([on_finish](Context *ctx) {
+ *on_finish = ctx;
+ }));
+ }
+};
+
+TEST_F(TestMockIoImageRequestWQ, AcquireLockError) {
+ REQUIRE_FEATURE(RBD_FEATURE_EXCLUSIVE_LOCK);
+
+ librbd::ImageCtx *ictx;
+ ASSERT_EQ(0, open_image(m_image_name, &ictx));
+
+ MockTestImageCtx mock_image_ctx(*ictx);
+ MockExclusiveLock mock_exclusive_lock;
+ mock_image_ctx.exclusive_lock = &mock_exclusive_lock;
+
+ InSequence seq;
+ MockImageRequestWQ mock_image_request_wq(&mock_image_ctx, "io", 60, nullptr);
+ expect_signal(mock_image_request_wq);
+ mock_image_request_wq.set_require_lock(DIRECTION_WRITE, true);
+
+ auto mock_image_request = new MockImageRequest();
+ expect_is_write_op(*mock_image_request, true);
+ expect_queue(mock_image_request_wq);
+ auto *aio_comp = new librbd::io::AioCompletion();
+ mock_image_request_wq.aio_write(aio_comp, 0, 0, {}, 0);
+
+ librbd::exclusive_lock::MockPolicy mock_exclusive_lock_policy;
+ expect_front(mock_image_request_wq, mock_image_request);
+ expect_is_refresh_request(mock_image_ctx, false);
+ expect_is_write_op(*mock_image_request, true);
+ expect_dequeue(mock_image_request_wq, mock_image_request);
+ expect_get_exclusive_lock_policy(mock_image_ctx, mock_exclusive_lock_policy);
+ expect_may_auto_request_lock(mock_exclusive_lock_policy, true);
+ Context *on_acquire = nullptr;
+ expect_acquire_lock(mock_exclusive_lock, &on_acquire);
+ ASSERT_TRUE(mock_image_request_wq.invoke_dequeue() == nullptr);
+ ASSERT_TRUE(on_acquire != nullptr);
+
+ expect_process_finish(mock_image_request_wq);
+ expect_fail(*mock_image_request, -EPERM);
+ expect_is_write_op(*mock_image_request, true);
+ expect_signal(mock_image_request_wq);
+ on_acquire->complete(-EPERM);
+
+ ASSERT_EQ(0, aio_comp->wait_for_complete());
+ ASSERT_EQ(-EPERM, aio_comp->get_return_value());
+ aio_comp->release();
+}
+
+TEST_F(TestMockIoImageRequestWQ, RefreshError) {
+ librbd::ImageCtx *ictx;
+ ASSERT_EQ(0, open_image(m_image_name, &ictx));
+
+ MockTestImageCtx mock_image_ctx(*ictx);
+
+ InSequence seq;
+ MockImageRequestWQ mock_image_request_wq(&mock_image_ctx, "io", 60, nullptr);
+
+ auto mock_image_request = new MockImageRequest();
+ expect_is_write_op(*mock_image_request, true);
+ expect_queue(mock_image_request_wq);
+ auto *aio_comp = new librbd::io::AioCompletion();
+ mock_image_request_wq.aio_write(aio_comp, 0, 0, {}, 0);
+
+ expect_front(mock_image_request_wq, mock_image_request);
+ expect_is_refresh_request(mock_image_ctx, true);
+ expect_is_write_op(*mock_image_request, true);
+ expect_dequeue(mock_image_request_wq, mock_image_request);
+ Context *on_refresh = nullptr;
+ expect_refresh(mock_image_ctx, &on_refresh);
+ ASSERT_TRUE(mock_image_request_wq.invoke_dequeue() == nullptr);
+ ASSERT_TRUE(on_refresh != nullptr);
+
+ expect_process_finish(mock_image_request_wq);
+ expect_fail(*mock_image_request, -EPERM);
+ expect_is_write_op(*mock_image_request, true);
+ expect_signal(mock_image_request_wq);
+ on_refresh->complete(-EPERM);
+
+ ASSERT_EQ(0, aio_comp->wait_for_complete());
+ ASSERT_EQ(-EPERM, aio_comp->get_return_value());
+ aio_comp->release();
+}
+
+} // namespace io
+} // namespace librbd
Code Review / stor4nfv.git / blobdiff