1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
|
// -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
// vim: ts=8 sw=2 smarttab
#include "journal/JournalMetadata.h"
#include "test/journal/RadosTestFixture.h"
#include "common/Cond.h"
#include <map>
class TestJournalMetadata : public RadosTestFixture {
public:
void TearDown() override {
for (MetadataList::iterator it = m_metadata_list.begin();
it != m_metadata_list.end(); ++it) {
(*it)->remove_listener(&m_listener);
}
m_metadata_list.clear();
RadosTestFixture::TearDown();
}
auto create_metadata(const std::string &oid,
const std::string &client_id,
double commit_interval = 0.1,
int max_concurrent_object_sets = 0) {
auto metadata = RadosTestFixture::create_metadata(
oid, client_id, commit_interval, max_concurrent_object_sets);
m_metadata_list.push_back(metadata);
metadata->add_listener(&m_listener);
return metadata;
}
typedef std::list<ceph::ref_t<journal::JournalMetadata>> MetadataList;
MetadataList m_metadata_list;
};
TEST_F(TestJournalMetadata, JournalDNE) {
std::string oid = get_temp_oid();
auto metadata1 = create_metadata(oid, "client1");
ASSERT_EQ(-ENOENT, init_metadata(metadata1));
}
TEST_F(TestJournalMetadata, ClientDNE) {
std::string oid = get_temp_oid();
ASSERT_EQ(0, create(oid, 14, 2));
ASSERT_EQ(0, client_register(oid, "client1", ""));
auto metadata1 = create_metadata(oid, "client1");
ASSERT_EQ(0, init_metadata(metadata1));
auto metadata2 = create_metadata(oid, "client2");
ASSERT_EQ(-ENOENT, init_metadata(metadata2));
}
TEST_F(TestJournalMetadata, Committed) {
std::string oid = get_temp_oid();
ASSERT_EQ(0, create(oid, 14, 2));
ASSERT_EQ(0, client_register(oid, "client1", ""));
auto metadata1 = create_metadata(oid, "client1", 600);
ASSERT_EQ(0, init_metadata(metadata1));
auto metadata2 = create_metadata(oid, "client1");
ASSERT_EQ(0, init_metadata(metadata2));
ASSERT_TRUE(wait_for_update(metadata2));
journal::JournalMetadata::ObjectSetPosition expect_commit_position;
journal::JournalMetadata::ObjectSetPosition read_commit_position;
metadata1->get_commit_position(&read_commit_position);
ASSERT_EQ(expect_commit_position, read_commit_position);
uint64_t commit_tid1 = metadata1->allocate_commit_tid(0, 0, 0);
uint64_t commit_tid2 = metadata1->allocate_commit_tid(0, 1, 0);
uint64_t commit_tid3 = metadata1->allocate_commit_tid(1, 0, 1);
uint64_t commit_tid4 = metadata1->allocate_commit_tid(0, 0, 2);
// cannot commit until tid1 + 2 committed
metadata1->committed(commit_tid2, []() { return nullptr; });
metadata1->committed(commit_tid3, []() { return nullptr; });
C_SaferCond cond1;
metadata1->committed(commit_tid1, [&cond1]() { return &cond1; });
// given our 10 minute commit internal, this should override the
// in-flight commit
C_SaferCond cond2;
metadata1->committed(commit_tid4, [&cond2]() { return &cond2; });
ASSERT_EQ(-ESTALE, cond1.wait());
metadata1->flush_commit_position();
ASSERT_EQ(0, cond2.wait());
ASSERT_TRUE(wait_for_update(metadata2));
metadata2->get_commit_position(&read_commit_position);
expect_commit_position = {{{0, 0, 2}, {1, 0, 1}}};
ASSERT_EQ(expect_commit_position, read_commit_position);
}
TEST_F(TestJournalMetadata, UpdateActiveObject) {
std::string oid = get_temp_oid();
ASSERT_EQ(0, create(oid, 14, 2));
ASSERT_EQ(0, client_register(oid, "client1", ""));
auto metadata1 = create_metadata(oid, "client1");
ASSERT_EQ(0, init_metadata(metadata1));
ASSERT_TRUE(wait_for_update(metadata1));
ASSERT_EQ(0U, metadata1->get_active_set());
ASSERT_EQ(0, metadata1->set_active_set(123));
ASSERT_TRUE(wait_for_update(metadata1));
ASSERT_EQ(123U, metadata1->get_active_set());
}
TEST_F(TestJournalMetadata, DisconnectLaggyClient) {
std::string oid = get_temp_oid();
ASSERT_EQ(0, create(oid));
ASSERT_EQ(0, client_register(oid, "client1", ""));
ASSERT_EQ(0, client_register(oid, "client2", "laggy"));
int max_concurrent_object_sets = 100;
auto metadata =
create_metadata(oid, "client1", 0.1, max_concurrent_object_sets);
ASSERT_EQ(0, init_metadata(metadata));
ASSERT_TRUE(wait_for_update(metadata));
ASSERT_EQ(0U, metadata->get_active_set());
journal::JournalMetadata::RegisteredClients clients;
#define ASSERT_CLIENT_STATES(s1, s2) \
ASSERT_EQ(2U, clients.size()); \
for (auto &c : clients) { \
if (c.id == "client1") { \
ASSERT_EQ(c.state, s1); \
} else if (c.id == "client2") { \
ASSERT_EQ(c.state, s2); \
} else { \
ASSERT_TRUE(false); \
} \
}
metadata->get_registered_clients(&clients);
ASSERT_CLIENT_STATES(cls::journal::CLIENT_STATE_CONNECTED,
cls::journal::CLIENT_STATE_CONNECTED);
// client2 is connected when active set <= max_concurrent_object_sets
ASSERT_EQ(0, metadata->set_active_set(max_concurrent_object_sets));
ASSERT_TRUE(wait_for_update(metadata));
uint64_t commit_tid = metadata->allocate_commit_tid(0, 0, 0);
C_SaferCond cond1;
metadata->committed(commit_tid, [&cond1]() { return &cond1; });
ASSERT_EQ(0, cond1.wait());
metadata->flush_commit_position();
ASSERT_TRUE(wait_for_update(metadata));
ASSERT_EQ(100U, metadata->get_active_set());
clients.clear();
metadata->get_registered_clients(&clients);
ASSERT_CLIENT_STATES(cls::journal::CLIENT_STATE_CONNECTED,
cls::journal::CLIENT_STATE_CONNECTED);
// client2 is disconnected when active set > max_concurrent_object_sets
ASSERT_EQ(0, metadata->set_active_set(max_concurrent_object_sets + 1));
ASSERT_TRUE(wait_for_update(metadata));
commit_tid = metadata->allocate_commit_tid(0, 0, 1);
C_SaferCond cond2;
metadata->committed(commit_tid, [&cond2]() { return &cond2; });
ASSERT_EQ(0, cond2.wait());
metadata->flush_commit_position();
ASSERT_TRUE(wait_for_update(metadata));
ASSERT_EQ(101U, metadata->get_active_set());
clients.clear();
metadata->get_registered_clients(&clients);
ASSERT_CLIENT_STATES(cls::journal::CLIENT_STATE_CONNECTED,
cls::journal::CLIENT_STATE_DISCONNECTED);
}
TEST_F(TestJournalMetadata, AssertActiveTag) {
std::string oid = get_temp_oid();
ASSERT_EQ(0, create(oid));
ASSERT_EQ(0, client_register(oid, "client1", ""));
auto metadata = create_metadata(oid, "client1");
ASSERT_EQ(0, init_metadata(metadata));
ASSERT_TRUE(wait_for_update(metadata));
C_SaferCond ctx1;
cls::journal::Tag tag1;
metadata->allocate_tag(cls::journal::Tag::TAG_CLASS_NEW, {}, &tag1, &ctx1);
ASSERT_EQ(0, ctx1.wait());
C_SaferCond ctx2;
metadata->assert_active_tag(tag1.tid, &ctx2);
ASSERT_EQ(0, ctx2.wait());
C_SaferCond ctx3;
cls::journal::Tag tag2;
metadata->allocate_tag(tag1.tag_class, {}, &tag2, &ctx3);
ASSERT_EQ(0, ctx3.wait());
C_SaferCond ctx4;
metadata->assert_active_tag(tag1.tid, &ctx4);
ASSERT_EQ(-ESTALE, ctx4.wait());
}
|
