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/**
* Copyright (C) 2021-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/platform/basic.h"
#include "mongo/db/auth/user_cache_acquisition_stats.h"
#include "mongo/util/duration.h"
#include "mongo/util/system_tick_source.h"
namespace mongo {
constexpr auto kActiveAcquisitionAttemptsName = "startedUserCacheAcquisitionAttempts"_sd;
constexpr auto kCompletedAcquisitionAttemptsName = "completedUserCacheAcquisitionAttempts"_sd;
constexpr auto kWaitTimeName = "userCacheWaitTimeMicros"_sd;
void UserCacheAcquisitionStats::report(BSONObjBuilder* builder, TickSource* tickSource) const {
builder->append(kActiveAcquisitionAttemptsName, std::int64_t(_totalStartedAcquisitionAttempts));
builder->append(kCompletedAcquisitionAttemptsName,
std::int64_t(_totalCompletedAcquisitionAttempts));
builder->append(kWaitTimeName, durationCount<Microseconds>(_timeElapsed(tickSource)));
}
void UserCacheAcquisitionStats::toString(StringBuilder* sb, TickSource* tickSource) const {
*sb << "{ " << kActiveAcquisitionAttemptsName << ": " << _totalStartedAcquisitionAttempts
<< ", ";
*sb << kCompletedAcquisitionAttemptsName << ": " << _totalCompletedAcquisitionAttempts << ", ";
*sb << kWaitTimeName << ": " << durationCount<Microseconds>(_timeElapsed(tickSource)) << " }";
}
Microseconds UserCacheAcquisitionStats::_timeElapsed(TickSource* tickSource) const {
if (_cacheAccessEndTime <= _cacheAccessStartTime) {
return tickSource->ticksTo<Microseconds>(tickSource->getTicks()) - _cacheAccessStartTime;
}
return _cacheAccessEndTime - _cacheAccessStartTime;
}
} // namespace mongo
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