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
|
/**
* Copyright (C) 2020-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.
*/
#pragma once
#include "mongo/base/status.h"
#include "mongo/bson/bsonobjbuilder.h"
#include "mongo/bson/oid.h"
#include "mongo/db/write_concern_options.h"
#include "mongo/util/str.h"
namespace mongo {
namespace repl {
/**
* Validates that the given bool is true.
*/
inline Status validateTrue(bool boolVal) {
if (!boolVal) {
return {ErrorCodes::InvalidReplicaSetConfig, "Value must be true if specified"};
}
return Status::OK();
}
inline Status validateDefaultWriteConcernHasMember(const WriteConcernOptions& defaultWriteConcern) {
if (defaultWriteConcern.isUnacknowledged()) {
return Status(ErrorCodes::BadValue,
"Default write concern mode must wait for at least 1 member");
}
return Status::OK();
}
inline Status validateReplSetNameNonEmpty(StringData replSetName) {
if (replSetName.empty()) {
return Status(ErrorCodes::BadValue,
str::stream() << "Replica set configuration must have non-empty _id field");
}
return Status::OK();
}
Status validateReplicaSetIdNotNull(OID replicaSetId);
/**
* For serialization and deserialization of certain values in the IDL.
*/
inline void smallExactInt64Append(std::int64_t value, StringData fieldName, BSONObjBuilder* bob) {
bob->appendNumber(fieldName, static_cast<long long>(value));
}
inline std::int64_t parseSmallExactInt64(const BSONElement& element) {
uassert(ErrorCodes::TypeMismatch,
str::stream() << "Expected a number, got value of type " << typeName(element.type())
<< " for field " << element.fieldName(),
element.isNumber());
std::int64_t result = element.safeNumberLong();
uassert(4708900,
str::stream() << "Expected field \"" << element.fieldName()
<< "\" to have a value "
"exactly representable as a 64-bit integer, but found "
<< element,
result == element.numberDouble());
return result;
}
// The term field is serialized like a smallExactInt except that -1 is not serialized.
inline void serializeTermField(std::int64_t value, StringData fieldName, BSONObjBuilder* bob) {
if (value != OpTime::kUninitializedTerm) {
smallExactInt64Append(value, fieldName, bob);
}
}
inline void serializeOptionalBoolIfTrue(const OptionalBool& value,
StringData fieldName,
BSONObjBuilder* bob) {
if (value) {
value.serializeToBSON(fieldName, bob);
}
}
} // namespace repl
} // namespace mongo
|