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1 | // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*- |
2 | // vim: ts=8 sw=2 smarttab | |
3 | /* | |
4 | * Ceph - scalable distributed file system | |
5 | * | |
6 | * Copyright (C) 2016 SUSE LINUX GmbH | |
7 | * | |
8 | * This is free software; you can redistribute it and/or | |
9 | * modify it under the terms of the GNU Lesser General Public | |
10 | * License version 2.1, as published by the Free Software | |
11 | * Foundation. See file COPYING. | |
12 | * | |
13 | */ | |
14 | #include "include/rados/librados.hpp" | |
15 | #include "include/rbd/librbd.hpp" | |
16 | #include "include/stringify.h" | |
17 | #include "cls/rbd/cls_rbd_types.h" | |
18 | #include "cls/rbd/cls_rbd_client.h" | |
19 | #include "tools/rbd_mirror/ImageDeleter.h" | |
c07f9fc5 | 20 | #include "tools/rbd_mirror/ServiceDaemon.h" |
7c673cae | 21 | #include "tools/rbd_mirror/Threads.h" |
11fdf7f2 | 22 | #include "tools/rbd_mirror/Types.h" |
7c673cae FG |
23 | #include "librbd/ImageCtx.h" |
24 | #include "librbd/ImageState.h" | |
25 | #include "librbd/Operations.h" | |
26 | #include "librbd/Journal.h" | |
27 | #include "librbd/internal.h" | |
28 | #include "librbd/Utils.h" | |
11fdf7f2 | 29 | #include "librbd/api/Image.h" |
7c673cae | 30 | #include "librbd/api/Mirror.h" |
c07f9fc5 | 31 | #include "librbd/journal/DisabledPolicy.h" |
7c673cae FG |
32 | #include "test/rbd_mirror/test_fixture.h" |
33 | ||
34 | #include "test/librados/test.h" | |
35 | #include "gtest/gtest.h" | |
36 | ||
37 | #define GLOBAL_IMAGE_ID "global_image_id" | |
38 | #define GLOBAL_CLONE_IMAGE_ID "global_image_id_clone" | |
39 | ||
40 | #define dout_subsys ceph_subsys_rbd_mirror | |
41 | ||
42 | using rbd::mirror::RadosRef; | |
43 | using rbd::mirror::TestFixture; | |
44 | using namespace librbd; | |
45 | using cls::rbd::MirrorImageState; | |
46 | ||
47 | ||
48 | void register_test_rbd_mirror_image_deleter() { | |
49 | } | |
50 | ||
51 | class TestImageDeleter : public TestFixture { | |
52 | public: | |
7c673cae FG |
53 | const std::string m_local_mirror_uuid = "local mirror uuid"; |
54 | const std::string m_remote_mirror_uuid = "remote mirror uuid"; | |
55 | ||
7c673cae FG |
56 | void SetUp() override { |
57 | TestFixture::SetUp(); | |
11fdf7f2 | 58 | |
c07f9fc5 FG |
59 | m_service_daemon.reset(new rbd::mirror::ServiceDaemon<>(g_ceph_context, |
60 | _rados, m_threads)); | |
7c673cae FG |
61 | |
62 | librbd::api::Mirror<>::mode_set(m_local_io_ctx, RBD_MIRROR_MODE_IMAGE); | |
63 | ||
11fdf7f2 | 64 | m_deleter = new rbd::mirror::ImageDeleter<>(m_local_io_ctx, m_threads, |
c07f9fc5 FG |
65 | m_service_daemon.get()); |
66 | ||
67 | m_local_image_id = librbd::util::generate_image_id(m_local_io_ctx); | |
68 | librbd::ImageOptions image_opts; | |
11fdf7f2 TL |
69 | image_opts.set(RBD_IMAGE_OPTION_FEATURES, |
70 | (RBD_FEATURES_ALL & ~RBD_FEATURES_IMPLICIT_ENABLE)); | |
c07f9fc5 FG |
71 | EXPECT_EQ(0, librbd::create(m_local_io_ctx, m_image_name, m_local_image_id, |
72 | 1 << 20, image_opts, GLOBAL_IMAGE_ID, | |
73 | m_remote_mirror_uuid, true)); | |
74 | ||
75 | cls::rbd::MirrorImage mirror_image( | |
76 | GLOBAL_IMAGE_ID, MirrorImageState::MIRROR_IMAGE_STATE_ENABLED); | |
77 | EXPECT_EQ(0, cls_client::mirror_image_set(&m_local_io_ctx, m_local_image_id, | |
7c673cae | 78 | mirror_image)); |
7c673cae FG |
79 | } |
80 | ||
81 | void TearDown() override { | |
82 | remove_image(); | |
11fdf7f2 TL |
83 | |
84 | C_SaferCond ctx; | |
85 | m_deleter->shut_down(&ctx); | |
86 | ctx.wait(); | |
87 | ||
7c673cae | 88 | delete m_deleter; |
c07f9fc5 FG |
89 | m_service_daemon.reset(); |
90 | ||
91 | TestFixture::TearDown(); | |
7c673cae FG |
92 | } |
93 | ||
11fdf7f2 TL |
94 | void init_image_deleter() { |
95 | C_SaferCond ctx; | |
96 | m_deleter->init(&ctx); | |
97 | ASSERT_EQ(0, ctx.wait()); | |
98 | } | |
99 | ||
100 | void remove_image() { | |
101 | cls::rbd::MirrorImage mirror_image; | |
102 | int r = cls_client::mirror_image_get(&m_local_io_ctx, m_local_image_id, | |
103 | &mirror_image); | |
104 | EXPECT_EQ(1, r == 0 || r == -ENOENT); | |
105 | if (r != -ENOENT) { | |
106 | mirror_image.state = MirrorImageState::MIRROR_IMAGE_STATE_ENABLED; | |
107 | EXPECT_EQ(0, cls_client::mirror_image_set(&m_local_io_ctx, | |
108 | m_local_image_id, | |
109 | mirror_image)); | |
7c673cae | 110 | } |
11fdf7f2 TL |
111 | promote_image(); |
112 | ||
7c673cae | 113 | NoOpProgressContext ctx; |
11fdf7f2 | 114 | r = librbd::api::Image<>::remove(m_local_io_ctx, m_image_name, ctx); |
7c673cae FG |
115 | EXPECT_EQ(1, r == 0 || r == -ENOENT); |
116 | } | |
117 | ||
118 | void promote_image(ImageCtx *ictx=nullptr) { | |
119 | bool close = false; | |
120 | int r = 0; | |
121 | if (!ictx) { | |
122 | ictx = new ImageCtx("", m_local_image_id, "", m_local_io_ctx, | |
123 | false); | |
11fdf7f2 | 124 | r = ictx->state->open(0); |
7c673cae FG |
125 | close = (r == 0); |
126 | } | |
127 | ||
128 | EXPECT_EQ(1, r == 0 || r == -ENOENT); | |
129 | ||
130 | if (r == 0) { | |
131 | int r2 = librbd::api::Mirror<>::image_promote(ictx, true); | |
132 | EXPECT_EQ(1, r2 == 0 || r2 == -EINVAL); | |
133 | } | |
134 | ||
135 | if (close) { | |
136 | EXPECT_EQ(0, ictx->state->close()); | |
137 | } | |
138 | } | |
139 | ||
140 | void demote_image(ImageCtx *ictx=nullptr) { | |
141 | bool close = false; | |
142 | if (!ictx) { | |
143 | ictx = new ImageCtx("", m_local_image_id, "", m_local_io_ctx, | |
144 | false); | |
11fdf7f2 | 145 | EXPECT_EQ(0, ictx->state->open(0)); |
7c673cae FG |
146 | close = true; |
147 | } | |
148 | ||
149 | EXPECT_EQ(0, librbd::api::Mirror<>::image_demote(ictx)); | |
150 | ||
151 | if (close) { | |
152 | EXPECT_EQ(0, ictx->state->close()); | |
153 | } | |
154 | } | |
155 | ||
156 | void create_snapshot(std::string snap_name="snap1", bool protect=false) { | |
157 | ImageCtx *ictx = new ImageCtx("", m_local_image_id, "", m_local_io_ctx, | |
158 | false); | |
11fdf7f2 | 159 | EXPECT_EQ(0, ictx->state->open(0)); |
c07f9fc5 FG |
160 | { |
161 | RWLock::WLocker snap_locker(ictx->snap_lock); | |
162 | ictx->set_journal_policy(new librbd::journal::DisabledPolicy()); | |
163 | } | |
7c673cae | 164 | |
c07f9fc5 FG |
165 | EXPECT_EQ(0, ictx->operations->snap_create( |
166 | cls::rbd::UserSnapshotNamespace(), snap_name.c_str())); | |
7c673cae FG |
167 | |
168 | if (protect) { | |
c07f9fc5 FG |
169 | EXPECT_EQ(0, ictx->operations->snap_protect( |
170 | cls::rbd::UserSnapshotNamespace(), snap_name.c_str())); | |
7c673cae FG |
171 | } |
172 | ||
7c673cae FG |
173 | EXPECT_EQ(0, ictx->state->close()); |
174 | } | |
175 | ||
176 | std::string create_clone() { | |
177 | ImageCtx *ictx = new ImageCtx("", m_local_image_id, "", m_local_io_ctx, | |
178 | false); | |
11fdf7f2 | 179 | EXPECT_EQ(0, ictx->state->open(0)); |
c07f9fc5 FG |
180 | { |
181 | RWLock::WLocker snap_locker(ictx->snap_lock); | |
182 | ictx->set_journal_policy(new librbd::journal::DisabledPolicy()); | |
183 | } | |
184 | ||
185 | EXPECT_EQ(0, ictx->operations->snap_create( | |
186 | cls::rbd::UserSnapshotNamespace(), "snap1")); | |
187 | EXPECT_EQ(0, ictx->operations->snap_protect( | |
188 | cls::rbd::UserSnapshotNamespace(), "snap1")); | |
11fdf7f2 TL |
189 | EXPECT_EQ(0, librbd::api::Image<>::snap_set( |
190 | ictx, cls::rbd::UserSnapshotNamespace(), "snap1")); | |
c07f9fc5 FG |
191 | |
192 | std::string clone_id = librbd::util::generate_image_id(m_local_io_ctx); | |
193 | librbd::ImageOptions clone_opts; | |
194 | clone_opts.set(RBD_IMAGE_OPTION_FEATURES, ictx->features); | |
11fdf7f2 TL |
195 | EXPECT_EQ(0, librbd::clone(m_local_io_ctx, m_local_image_id.c_str(), |
196 | nullptr, "snap1", m_local_io_ctx, | |
197 | clone_id.c_str(), "clone1", clone_opts, | |
198 | GLOBAL_CLONE_IMAGE_ID, m_remote_mirror_uuid)); | |
c07f9fc5 FG |
199 | |
200 | cls::rbd::MirrorImage mirror_image( | |
201 | GLOBAL_CLONE_IMAGE_ID, MirrorImageState::MIRROR_IMAGE_STATE_ENABLED); | |
7c673cae FG |
202 | EXPECT_EQ(0, cls_client::mirror_image_set(&m_local_io_ctx, clone_id, |
203 | mirror_image)); | |
7c673cae | 204 | EXPECT_EQ(0, ictx->state->close()); |
7c673cae FG |
205 | return clone_id; |
206 | } | |
207 | ||
208 | void check_image_deleted() { | |
209 | ImageCtx *ictx = new ImageCtx("", m_local_image_id, "", m_local_io_ctx, | |
210 | false); | |
11fdf7f2 | 211 | EXPECT_EQ(-ENOENT, ictx->state->open(0)); |
7c673cae FG |
212 | |
213 | cls::rbd::MirrorImage mirror_image; | |
214 | EXPECT_EQ(-ENOENT, cls_client::mirror_image_get(&m_local_io_ctx, | |
215 | m_local_image_id, | |
216 | &mirror_image)); | |
217 | } | |
218 | ||
11fdf7f2 TL |
219 | int trash_move(const std::string& global_image_id) { |
220 | C_SaferCond ctx; | |
221 | rbd::mirror::ImageDeleter<>::trash_move(m_local_io_ctx, global_image_id, | |
222 | true, m_threads->work_queue, &ctx); | |
223 | return ctx.wait(); | |
224 | } | |
7c673cae FG |
225 | |
226 | librbd::RBD rbd; | |
227 | std::string m_local_image_id; | |
c07f9fc5 FG |
228 | std::unique_ptr<rbd::mirror::ServiceDaemon<>> m_service_daemon; |
229 | rbd::mirror::ImageDeleter<> *m_deleter; | |
7c673cae FG |
230 | }; |
231 | ||
11fdf7f2 TL |
232 | TEST_F(TestImageDeleter, ExistingTrashMove) { |
233 | ASSERT_EQ(0, trash_move(GLOBAL_IMAGE_ID)); | |
c07f9fc5 FG |
234 | |
235 | C_SaferCond ctx; | |
11fdf7f2 TL |
236 | m_deleter->wait_for_deletion(m_local_image_id, false, &ctx); |
237 | init_image_deleter(); | |
c07f9fc5 | 238 | |
11fdf7f2 | 239 | ASSERT_EQ(0, ctx.wait()); |
c07f9fc5 FG |
240 | } |
241 | ||
11fdf7f2 TL |
242 | TEST_F(TestImageDeleter, LiveTrashMove) { |
243 | init_image_deleter(); | |
7c673cae FG |
244 | |
245 | C_SaferCond ctx; | |
11fdf7f2 | 246 | m_deleter->wait_for_deletion(m_local_image_id, false, &ctx); |
7c673cae | 247 | |
11fdf7f2 TL |
248 | ASSERT_EQ(0, trash_move(GLOBAL_IMAGE_ID)); |
249 | ASSERT_EQ(0, ctx.wait()); | |
7c673cae FG |
250 | } |
251 | ||
11fdf7f2 TL |
252 | TEST_F(TestImageDeleter, Delete_Image_With_Snapshots) { |
253 | init_image_deleter(); | |
7c673cae FG |
254 | create_snapshot("snap1"); |
255 | create_snapshot("snap2"); | |
256 | ||
7c673cae | 257 | C_SaferCond ctx; |
11fdf7f2 TL |
258 | m_deleter->wait_for_deletion(m_local_image_id, false, &ctx); |
259 | ASSERT_EQ(0, trash_move(GLOBAL_IMAGE_ID)); | |
7c673cae FG |
260 | EXPECT_EQ(0, ctx.wait()); |
261 | ||
262 | ASSERT_EQ(0u, m_deleter->get_delete_queue_items().size()); | |
263 | ASSERT_EQ(0u, m_deleter->get_failed_queue_items().size()); | |
264 | } | |
265 | ||
11fdf7f2 TL |
266 | TEST_F(TestImageDeleter, Delete_Image_With_ProtectedSnapshots) { |
267 | init_image_deleter(); | |
7c673cae FG |
268 | create_snapshot("snap1", true); |
269 | create_snapshot("snap2", true); | |
270 | ||
7c673cae | 271 | C_SaferCond ctx; |
11fdf7f2 TL |
272 | m_deleter->wait_for_deletion(m_local_image_id, false, &ctx); |
273 | ASSERT_EQ(0, trash_move(GLOBAL_IMAGE_ID)); | |
7c673cae FG |
274 | EXPECT_EQ(0, ctx.wait()); |
275 | ||
276 | ASSERT_EQ(0u, m_deleter->get_delete_queue_items().size()); | |
277 | ASSERT_EQ(0u, m_deleter->get_failed_queue_items().size()); | |
278 | } | |
279 | ||
280 | TEST_F(TestImageDeleter, Delete_Image_With_Clone) { | |
11fdf7f2 | 281 | init_image_deleter(); |
7c673cae FG |
282 | std::string clone_id = create_clone(); |
283 | ||
11fdf7f2 TL |
284 | C_SaferCond ctx1; |
285 | m_deleter->set_busy_timer_interval(0.1); | |
286 | m_deleter->wait_for_deletion(m_local_image_id, false, &ctx1); | |
287 | ASSERT_EQ(0, trash_move(GLOBAL_IMAGE_ID)); | |
288 | EXPECT_EQ(-EBUSY, ctx1.wait()); | |
7c673cae FG |
289 | |
290 | C_SaferCond ctx2; | |
11fdf7f2 TL |
291 | m_deleter->wait_for_deletion(clone_id, false, &ctx2); |
292 | ASSERT_EQ(0, trash_move(GLOBAL_CLONE_IMAGE_ID)); | |
7c673cae FG |
293 | EXPECT_EQ(0, ctx2.wait()); |
294 | ||
295 | C_SaferCond ctx3; | |
11fdf7f2 | 296 | m_deleter->wait_for_deletion(m_local_image_id, true, &ctx3); |
7c673cae FG |
297 | EXPECT_EQ(0, ctx3.wait()); |
298 | ||
299 | ASSERT_EQ(0u, m_deleter->get_delete_queue_items().size()); | |
300 | ASSERT_EQ(0u, m_deleter->get_failed_queue_items().size()); | |
301 | } | |
302 |