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Diffstat (limited to 'src/test/rbd_mirror/test_ImageDeleter.cc')
-rw-r--r-- | src/test/rbd_mirror/test_ImageDeleter.cc | 313 |
1 files changed, 313 insertions, 0 deletions
diff --git a/src/test/rbd_mirror/test_ImageDeleter.cc b/src/test/rbd_mirror/test_ImageDeleter.cc new file mode 100644 index 000000000..5fa5d6db5 --- /dev/null +++ b/src/test/rbd_mirror/test_ImageDeleter.cc @@ -0,0 +1,313 @@ +// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- +// vim: ts=8 sw=2 smarttab +/* + * Ceph - scalable distributed file system + * + * Copyright (C) 2016 SUSE LINUX GmbH + * + * This is free software; you can redistribute it and/or + * modify it under the terms of the GNU Lesser General Public + * License version 2.1, as published by the Free Software + * Foundation. See file COPYING. + * + */ +#include "include/rados/librados.hpp" +#include "include/rbd/librbd.hpp" +#include "include/stringify.h" +#include "cls/rbd/cls_rbd_types.h" +#include "cls/rbd/cls_rbd_client.h" +#include "tools/rbd_mirror/ImageDeleter.h" +#include "tools/rbd_mirror/ServiceDaemon.h" +#include "tools/rbd_mirror/Threads.h" +#include "tools/rbd_mirror/Throttler.h" +#include "tools/rbd_mirror/Types.h" +#include "librbd/ImageCtx.h" +#include "librbd/ImageState.h" +#include "librbd/Operations.h" +#include "librbd/Journal.h" +#include "librbd/internal.h" +#include "librbd/Utils.h" +#include "librbd/api/Image.h" +#include "librbd/api/Mirror.h" +#include "librbd/journal/DisabledPolicy.h" +#include "test/rbd_mirror/test_fixture.h" + +#include "test/librados/test.h" +#include "gtest/gtest.h" + +#define GLOBAL_IMAGE_ID "global_image_id" +#define GLOBAL_CLONE_IMAGE_ID "global_image_id_clone" + +#define dout_subsys ceph_subsys_rbd_mirror + +using rbd::mirror::RadosRef; +using rbd::mirror::TestFixture; +using namespace librbd; +using cls::rbd::MirrorImageMode; +using cls::rbd::MirrorImageState; + + +void register_test_rbd_mirror_image_deleter() { +} + +class TestImageDeleter : public TestFixture { +public: + const std::string m_local_mirror_uuid = "local mirror uuid"; + const std::string m_remote_mirror_uuid = "remote mirror uuid"; + + void SetUp() override { + TestFixture::SetUp(); + + m_image_deletion_throttler.reset( + new rbd::mirror::Throttler<>(g_ceph_context, + "rbd_mirror_concurrent_image_deletions")); + + m_service_daemon.reset(new rbd::mirror::ServiceDaemon<>(g_ceph_context, + _rados, m_threads)); + + librbd::api::Mirror<>::mode_set(m_local_io_ctx, RBD_MIRROR_MODE_IMAGE); + + m_deleter = new rbd::mirror::ImageDeleter<>( + m_local_io_ctx, m_threads, m_image_deletion_throttler.get(), + m_service_daemon.get()); + + m_local_image_id = librbd::util::generate_image_id(m_local_io_ctx); + librbd::ImageOptions image_opts; + image_opts.set(RBD_IMAGE_OPTION_FEATURES, RBD_FEATURES_ALL); + EXPECT_EQ(0, librbd::create(m_local_io_ctx, m_image_name, m_local_image_id, + 1 << 20, image_opts, GLOBAL_IMAGE_ID, + m_remote_mirror_uuid, true)); + + cls::rbd::MirrorImage mirror_image( + MirrorImageMode::MIRROR_IMAGE_MODE_JOURNAL, GLOBAL_IMAGE_ID, + MirrorImageState::MIRROR_IMAGE_STATE_ENABLED); + EXPECT_EQ(0, cls_client::mirror_image_set(&m_local_io_ctx, m_local_image_id, + mirror_image)); + } + + void TearDown() override { + remove_image(); + + C_SaferCond ctx; + m_deleter->shut_down(&ctx); + ctx.wait(); + + delete m_deleter; + m_service_daemon.reset(); + + TestFixture::TearDown(); + } + + void init_image_deleter() { + C_SaferCond ctx; + m_deleter->init(&ctx); + ASSERT_EQ(0, ctx.wait()); + } + + void remove_image() { + cls::rbd::MirrorImage mirror_image; + int r = cls_client::mirror_image_get(&m_local_io_ctx, m_local_image_id, + &mirror_image); + EXPECT_EQ(1, r == 0 || r == -ENOENT); + if (r != -ENOENT) { + mirror_image.state = MirrorImageState::MIRROR_IMAGE_STATE_ENABLED; + EXPECT_EQ(0, cls_client::mirror_image_set(&m_local_io_ctx, + m_local_image_id, + mirror_image)); + } + promote_image(); + + NoOpProgressContext ctx; + r = librbd::api::Image<>::remove(m_local_io_ctx, m_image_name, ctx); + EXPECT_EQ(1, r == 0 || r == -ENOENT); + } + + void promote_image(ImageCtx *ictx=nullptr) { + bool close = false; + int r = 0; + if (!ictx) { + ictx = new ImageCtx("", m_local_image_id, "", m_local_io_ctx, + false); + r = ictx->state->open(0); + close = (r == 0); + } + + EXPECT_EQ(1, r == 0 || r == -ENOENT); + + if (r == 0) { + int r2 = librbd::api::Mirror<>::image_promote(ictx, true); + EXPECT_EQ(1, r2 == 0 || r2 == -EINVAL); + } + + if (close) { + EXPECT_EQ(0, ictx->state->close()); + } + } + + void demote_image(ImageCtx *ictx=nullptr) { + bool close = false; + if (!ictx) { + ictx = new ImageCtx("", m_local_image_id, "", m_local_io_ctx, + false); + EXPECT_EQ(0, ictx->state->open(0)); + close = true; + } + + EXPECT_EQ(0, librbd::api::Mirror<>::image_demote(ictx)); + + if (close) { + EXPECT_EQ(0, ictx->state->close()); + } + } + + void create_snapshot(std::string snap_name="snap1", bool protect=false) { + ImageCtx *ictx = new ImageCtx("", m_local_image_id, "", m_local_io_ctx, + false); + EXPECT_EQ(0, ictx->state->open(0)); + { + std::unique_lock image_locker{ictx->image_lock}; + ictx->set_journal_policy(new librbd::journal::DisabledPolicy()); + } + + librbd::NoOpProgressContext prog_ctx; + EXPECT_EQ(0, ictx->operations->snap_create( + cls::rbd::UserSnapshotNamespace(), snap_name, 0, prog_ctx)); + + if (protect) { + EXPECT_EQ(0, ictx->operations->snap_protect( + cls::rbd::UserSnapshotNamespace(), snap_name)); + } + + EXPECT_EQ(0, ictx->state->close()); + } + + std::string create_clone() { + ImageCtx *ictx = new ImageCtx("", m_local_image_id, "", m_local_io_ctx, + false); + EXPECT_EQ(0, ictx->state->open(0)); + { + std::unique_lock image_locker{ictx->image_lock}; + ictx->set_journal_policy(new librbd::journal::DisabledPolicy()); + } + + librbd::NoOpProgressContext prog_ctx; + EXPECT_EQ(0, ictx->operations->snap_create( + cls::rbd::UserSnapshotNamespace(), "snap1", 0, prog_ctx)); + EXPECT_EQ(0, ictx->operations->snap_protect( + cls::rbd::UserSnapshotNamespace(), "snap1")); + EXPECT_EQ(0, librbd::api::Image<>::snap_set( + ictx, cls::rbd::UserSnapshotNamespace(), "snap1")); + + std::string clone_id = librbd::util::generate_image_id(m_local_io_ctx); + librbd::ImageOptions clone_opts; + clone_opts.set(RBD_IMAGE_OPTION_FEATURES, ictx->features); + EXPECT_EQ(0, librbd::clone(m_local_io_ctx, m_local_image_id.c_str(), + nullptr, "snap1", m_local_io_ctx, + clone_id.c_str(), "clone1", clone_opts, + GLOBAL_CLONE_IMAGE_ID, m_remote_mirror_uuid)); + + cls::rbd::MirrorImage mirror_image( + MirrorImageMode::MIRROR_IMAGE_MODE_JOURNAL, GLOBAL_CLONE_IMAGE_ID, + MirrorImageState::MIRROR_IMAGE_STATE_ENABLED); + EXPECT_EQ(0, cls_client::mirror_image_set(&m_local_io_ctx, clone_id, + mirror_image)); + EXPECT_EQ(0, ictx->state->close()); + return clone_id; + } + + void check_image_deleted() { + ImageCtx *ictx = new ImageCtx("", m_local_image_id, "", m_local_io_ctx, + false); + EXPECT_EQ(-ENOENT, ictx->state->open(0)); + + cls::rbd::MirrorImage mirror_image; + EXPECT_EQ(-ENOENT, cls_client::mirror_image_get(&m_local_io_ctx, + m_local_image_id, + &mirror_image)); + } + + int trash_move(const std::string& global_image_id) { + C_SaferCond ctx; + rbd::mirror::ImageDeleter<>::trash_move(m_local_io_ctx, global_image_id, + true, m_threads->work_queue, &ctx); + return ctx.wait(); + } + + librbd::RBD rbd; + std::string m_local_image_id; + std::unique_ptr<rbd::mirror::Throttler<>> m_image_deletion_throttler; + std::unique_ptr<rbd::mirror::ServiceDaemon<>> m_service_daemon; + rbd::mirror::ImageDeleter<> *m_deleter; +}; + +TEST_F(TestImageDeleter, ExistingTrashMove) { + ASSERT_EQ(0, trash_move(GLOBAL_IMAGE_ID)); + + C_SaferCond ctx; + m_deleter->wait_for_deletion(m_local_image_id, false, &ctx); + init_image_deleter(); + + ASSERT_EQ(0, ctx.wait()); +} + +TEST_F(TestImageDeleter, LiveTrashMove) { + init_image_deleter(); + + C_SaferCond ctx; + m_deleter->wait_for_deletion(m_local_image_id, false, &ctx); + + ASSERT_EQ(0, trash_move(GLOBAL_IMAGE_ID)); + ASSERT_EQ(0, ctx.wait()); +} + +TEST_F(TestImageDeleter, Delete_Image_With_Snapshots) { + init_image_deleter(); + create_snapshot("snap1"); + create_snapshot("snap2"); + + C_SaferCond ctx; + m_deleter->wait_for_deletion(m_local_image_id, false, &ctx); + ASSERT_EQ(0, trash_move(GLOBAL_IMAGE_ID)); + EXPECT_EQ(0, ctx.wait()); + + ASSERT_EQ(0u, m_deleter->get_delete_queue_items().size()); + ASSERT_EQ(0u, m_deleter->get_failed_queue_items().size()); +} + +TEST_F(TestImageDeleter, Delete_Image_With_ProtectedSnapshots) { + init_image_deleter(); + create_snapshot("snap1", true); + create_snapshot("snap2", true); + + C_SaferCond ctx; + m_deleter->wait_for_deletion(m_local_image_id, false, &ctx); + ASSERT_EQ(0, trash_move(GLOBAL_IMAGE_ID)); + EXPECT_EQ(0, ctx.wait()); + + ASSERT_EQ(0u, m_deleter->get_delete_queue_items().size()); + ASSERT_EQ(0u, m_deleter->get_failed_queue_items().size()); +} + +TEST_F(TestImageDeleter, Delete_Image_With_Clone) { + init_image_deleter(); + std::string clone_id = create_clone(); + + C_SaferCond ctx1; + m_deleter->set_busy_timer_interval(0.1); + m_deleter->wait_for_deletion(m_local_image_id, false, &ctx1); + ASSERT_EQ(0, trash_move(GLOBAL_IMAGE_ID)); + EXPECT_EQ(-EBUSY, ctx1.wait()); + + C_SaferCond ctx2; + m_deleter->wait_for_deletion(clone_id, false, &ctx2); + ASSERT_EQ(0, trash_move(GLOBAL_CLONE_IMAGE_ID)); + EXPECT_EQ(0, ctx2.wait()); + + C_SaferCond ctx3; + m_deleter->wait_for_deletion(m_local_image_id, true, &ctx3); + EXPECT_EQ(0, ctx3.wait()); + + ASSERT_EQ(0u, m_deleter->get_delete_queue_items().size()); + ASSERT_EQ(0u, m_deleter->get_failed_queue_items().size()); +} + |