1 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
2 // vim: ts=8 sw=2 smarttab
4 #include "include/rados/librados.hpp"
5 #include "include/rbd/librbd.hpp"
6 #include "include/stringify.h"
7 #include "test/rbd_mirror/test_fixture.h"
8 #include "cls/rbd/cls_rbd_types.h"
9 #include "cls/rbd/cls_rbd_client.h"
10 #include "include/rbd_types.h"
11 #include "librbd/internal.h"
12 #include "librbd/ImageCtx.h"
13 #include "librbd/ImageState.h"
14 #include "librbd/Operations.h"
15 #include "librbd/Utils.h"
16 #include "librbd/api/Mirror.h"
17 #include "common/Cond.h"
18 #include "common/errno.h"
19 #include "common/Mutex.h"
20 #include "tools/rbd_mirror/PoolWatcher.h"
21 #include "tools/rbd_mirror/Threads.h"
22 #include "tools/rbd_mirror/types.h"
23 #include "test/librados/test.h"
24 #include "gtest/gtest.h"
25 #include <boost/scope_exit.hpp>
32 using rbd::mirror::ImageId
;
33 using rbd::mirror::ImageIds
;
34 using rbd::mirror::PoolWatcher
;
35 using rbd::mirror::peer_t
;
36 using rbd::mirror::RadosRef
;
41 void register_test_pool_watcher() {
44 class TestPoolWatcher
: public ::rbd::mirror::TestFixture
{
48 : m_lock("TestPoolWatcherLock"), m_pool_watcher_listener(this),
49 m_image_number(0), m_snap_number(0)
51 m_cluster
= std::make_shared
<librados::Rados
>();
52 EXPECT_EQ("", connect_cluster_pp(*m_cluster
));
55 void TearDown() override
{
58 m_pool_watcher
->shut_down(&ctx
);
59 EXPECT_EQ(0, ctx
.wait());
62 m_cluster
->wait_for_latest_osdmap();
63 for (auto& pool
: m_pools
) {
64 EXPECT_EQ(0, m_cluster
->pool_delete(pool
.c_str()));
67 TestFixture::TearDown();
70 struct PoolWatcherListener
: public PoolWatcher
<>::Listener
{
71 TestPoolWatcher
*test
;
75 PoolWatcherListener(TestPoolWatcher
*test
) : test(test
) {
78 void handle_update(const std::string
&mirror_uuid
,
79 ImageIds
&&added_image_ids
,
80 ImageIds
&&removed_image_ids
) override
{
81 Mutex::Locker
locker(test
->m_lock
);
82 for (auto &image_id
: removed_image_ids
) {
83 image_ids
.erase(image_id
);
85 image_ids
.insert(added_image_ids
.begin(), added_image_ids
.end());
90 void create_pool(bool enable_mirroring
, const peer_t
&peer
, string
*name
=nullptr) {
91 string pool_name
= get_temp_pool_name("test-rbd-mirror-");
92 ASSERT_EQ(0, m_cluster
->pool_create(pool_name
.c_str()));
94 int64_t pool_id
= m_cluster
->pool_lookup(pool_name
.c_str());
95 ASSERT_GE(pool_id
, 0);
96 m_pools
.insert(pool_name
);
98 librados::IoCtx ioctx
;
99 ASSERT_EQ(0, m_cluster
->ioctx_create2(pool_id
, ioctx
));
101 m_pool_watcher
.reset(new PoolWatcher
<>(m_threads
, ioctx
,
102 m_pool_watcher_listener
));
104 if (enable_mirroring
) {
105 ASSERT_EQ(0, librbd::api::Mirror
<>::mode_set(ioctx
,
106 RBD_MIRROR_MODE_POOL
));
108 ASSERT_EQ(0, librbd::api::Mirror
<>::peer_add(ioctx
, &uuid
,
112 if (name
!= nullptr) {
116 m_pool_watcher
->init();
119 string
get_image_id(librados::IoCtx
*ioctx
, const string
&image_name
) {
120 string obj
= librbd::util::id_obj_name(image_name
);
122 EXPECT_EQ(0, librbd::cls_client::get_id(ioctx
, obj
, &id
));
126 void create_image(const string
&pool_name
, bool mirrored
=true,
127 string
*image_name
=nullptr) {
128 uint64_t features
= librbd::util::get_rbd_default_features(g_ceph_context
);
129 string name
= "image" + stringify(++m_image_number
);
131 features
|= RBD_FEATURE_EXCLUSIVE_LOCK
| RBD_FEATURE_JOURNALING
;
134 librados::IoCtx ioctx
;
135 ASSERT_EQ(0, m_cluster
->ioctx_create(pool_name
.c_str(), ioctx
));
137 ASSERT_EQ(0, librbd::create(ioctx
, name
.c_str(), 1 << 22, false,
138 features
, &order
, 0, 0));
142 rbd
.open(ioctx
, image
, name
.c_str());
143 image
.mirror_image_enable();
145 librbd::mirror_image_info_t mirror_image_info
;
146 ASSERT_EQ(0, image
.mirror_image_get_info(&mirror_image_info
,
147 sizeof(mirror_image_info
)));
150 m_mirrored_images
.insert(ImageId(
151 mirror_image_info
.global_id
, get_image_id(&ioctx
, name
)));
153 if (image_name
!= nullptr)
157 void clone_image(const string
&parent_pool_name
,
158 const string
&parent_image_name
,
159 const string
&clone_pool_name
,
161 string
*image_name
=nullptr) {
162 librados::IoCtx pioctx
, cioctx
;
163 ASSERT_EQ(0, m_cluster
->ioctx_create(parent_pool_name
.c_str(), pioctx
));
164 ASSERT_EQ(0, m_cluster
->ioctx_create(clone_pool_name
.c_str(), cioctx
));
166 string snap_name
= "snap" + stringify(++m_snap_number
);
168 librbd::ImageCtx
*ictx
= new librbd::ImageCtx(parent_image_name
.c_str(),
169 "", "", pioctx
, false);
170 ictx
->state
->open(false);
171 EXPECT_EQ(0, ictx
->operations
->snap_create(cls::rbd::UserSnapshotNamespace(),
173 EXPECT_EQ(0, ictx
->operations
->snap_protect(cls::rbd::UserSnapshotNamespace(),
175 ictx
->state
->close();
178 uint64_t features
= librbd::util::get_rbd_default_features(g_ceph_context
);
179 string name
= "clone" + stringify(++m_image_number
);
181 features
|= RBD_FEATURE_EXCLUSIVE_LOCK
| RBD_FEATURE_JOURNALING
;
184 librbd::clone(pioctx
, parent_image_name
.c_str(), snap_name
.c_str(),
185 cioctx
, name
.c_str(), features
, &order
, 0, 0);
189 rbd
.open(cioctx
, image
, name
.c_str());
190 image
.mirror_image_enable();
192 librbd::mirror_image_info_t mirror_image_info
;
193 ASSERT_EQ(0, image
.mirror_image_get_info(&mirror_image_info
,
194 sizeof(mirror_image_info
)));
197 m_mirrored_images
.insert(ImageId(
198 mirror_image_info
.global_id
, get_image_id(&cioctx
, name
)));
200 if (image_name
!= nullptr)
204 void check_images() {
205 Mutex::Locker
l(m_lock
);
206 while (m_mirrored_images
!= m_pool_watcher_listener
.image_ids
) {
207 if (m_pool_watcher_listener
.cond
.WaitInterval(
208 m_lock
, utime_t(10, 0)) != 0) {
213 ASSERT_EQ(m_mirrored_images
, m_pool_watcher_listener
.image_ids
);
218 PoolWatcherListener m_pool_watcher_listener
;
219 unique_ptr
<PoolWatcher
<> > m_pool_watcher
;
222 ImageIds m_mirrored_images
;
224 uint64_t m_image_number
;
225 uint64_t m_snap_number
;
228 TEST_F(TestPoolWatcher
, EmptyPool
) {
229 string uuid1
= "00000000-0000-0000-0000-000000000001";
230 peer_t
site1(uuid1
, "site1", "mirror1");
231 create_pool(true, site1
);
235 TEST_F(TestPoolWatcher
, ReplicatedPools
) {
236 string uuid1
= "00000000-0000-0000-0000-000000000001";
237 peer_t
site1(uuid1
, "site1", "mirror1");
238 string first_pool
, local_pool
, last_pool
;
239 create_pool(true, site1
, &first_pool
);
241 create_image(first_pool
);
243 string parent_image
, parent_image2
;
244 create_image(first_pool
, true, &parent_image
);
246 clone_image(first_pool
, parent_image
, first_pool
);
248 clone_image(first_pool
, parent_image
, first_pool
, true, &parent_image2
);
250 create_image(first_pool
, false);