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/**
* 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.
*/
#include "mongo/util/fail_point_registry.h"
#include "mongo/util/fail_point_server_parameter.h"
#include "mongo/util/map_util.h"
#include "mongo/util/mongoutils/str.h"
using mongoutils::str::stream;
namespace mongo {
using std::string;
FailPointRegistry::FailPointRegistry() : _frozen(false) {}
Status FailPointRegistry::addFailPoint(const string& name, FailPoint* failPoint) {
if (_frozen) {
return Status(ErrorCodes::CannotMutateObject, "Registry is already frozen");
}
if (_fpMap.count(name) > 0) {
return Status(ErrorCodes::DuplicateKey,
stream() << "Fail point already registered: " << name);
}
_fpMap.insert(make_pair(name, failPoint));
return Status::OK();
}
FailPoint* FailPointRegistry::getFailPoint(const string& name) const {
return mapFindWithDefault(_fpMap, name, static_cast<FailPoint*>(nullptr));
}
void FailPointRegistry::freeze() {
_frozen = true;
}
void FailPointRegistry::registerAllFailPointsAsServerParameters() {
for (auto it = _fpMap.begin(); it != _fpMap.end(); ++it) {
// Intentionally leaked.
new FailPointServerParameter(it->first, it->second);
}
}
}
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