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
|
/**
* Copyright (C) 2018-present MongoDB, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the Server Side Public License, version 1,
* as published by MongoDB, Inc.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* Server Side Public License for more details.
*
* You should have received a copy of the Server Side Public License
* along with this program. If not, see
* <http://www.mongodb.com/licensing/server-side-public-license>.
*
* As a special exception, the copyright holders give permission to link the
* code of portions of this program with the OpenSSL library under certain
* conditions as described in each individual source file and distribute
* linked combinations including the program with the OpenSSL library. You
* must comply with the Server Side Public License in all respects for
* all of the code used other than as permitted herein. If you modify file(s)
* with this exception, you may extend this exception to your version of the
* file(s), but you are not obligated to do so. If you do not wish to do so,
* delete this exception statement from your version. If you delete this
* exception statement from all source files in the program, then also delete
* it in the license file.
*/
#define MONGO_LOG_DEFAULT_COMPONENT ::mongo::logger::LogComponent::kStorage
#include "mongo/platform/basic.h"
#include "mongo/db/storage/ephemeral_for_test/ephemeral_for_test_recovery_unit.h"
#include "mongo/db/storage/sorted_data_interface.h"
#include "mongo/logv2/log.h"
#include "mongo/util/log.h"
namespace mongo {
EphemeralForTestRecoveryUnit::~EphemeralForTestRecoveryUnit() {
invariant(!_inUnitOfWork(), toString(_getState()));
}
void EphemeralForTestRecoveryUnit::beginUnitOfWork(OperationContext* opCtx) {
invariant(!_inUnitOfWork(), toString(_getState()));
_setState(State::kInactiveInUnitOfWork);
}
void EphemeralForTestRecoveryUnit::doCommitUnitOfWork() {
invariant(_inUnitOfWork(), toString(_getState()));
_setState(State::kCommitting);
try {
for (Changes::iterator it = _changes.begin(), end = _changes.end(); it != end; ++it) {
(*it)->commit(boost::none);
}
_changes.clear();
} catch (...) {
std::terminate();
}
// This ensures that the journal listener gets called on each commit.
// SERVER-22575: Remove this once we add a generic mechanism to periodically wait
// for durability.
if (_waitUntilDurableCallback) {
_waitUntilDurableCallback(nullptr);
}
_setState(State::kInactive);
}
void EphemeralForTestRecoveryUnit::doAbortUnitOfWork() {
invariant(_inUnitOfWork(), toString(_getState()));
_setState(State::kAborting);
try {
for (Changes::reverse_iterator it = _changes.rbegin(), end = _changes.rend(); it != end;
++it) {
auto change = *it;
LOGV2_DEBUG(22217,
2,
"CUSTOM ROLLBACK {demangleName_typeid_change}",
"demangleName_typeid_change"_attr = demangleName(typeid(*change)));
change->rollback();
}
_changes.clear();
} catch (...) {
std::terminate();
}
_setState(State::kInactive);
}
bool EphemeralForTestRecoveryUnit::waitUntilDurable(OperationContext* opCtx) {
if (_waitUntilDurableCallback) {
_waitUntilDurableCallback(opCtx);
}
return true;
}
bool EphemeralForTestRecoveryUnit::inActiveTxn() const {
return _inUnitOfWork();
}
void EphemeralForTestRecoveryUnit::doAbandonSnapshot() {
invariant(!_inUnitOfWork(), toString(_getState()));
}
Status EphemeralForTestRecoveryUnit::obtainMajorityCommittedSnapshot() {
return Status::OK();
}
void EphemeralForTestRecoveryUnit::registerChange(std::unique_ptr<Change> change) {
_changes.push_back(std::move(change));
}
} // namespace mongo
|