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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/platform/basic.h"
#include "mongo/db/catalog/health_log.h"
#include "mongo/db/catalog/health_log_gen.h"
#include "mongo/db/concurrency/write_conflict_exception.h"
#include "mongo/db/db_raii.h"
namespace mongo {
namespace {
const ServiceContext::Decoration<HealthLog> getHealthLog =
ServiceContext::declareDecoration<HealthLog>();
const int64_t kDefaultHealthlogSize = 100'000'000;
CollectionOptions getOptions(void) {
CollectionOptions options;
options.capped = true;
options.cappedSize = kDefaultHealthlogSize;
return options;
}
} // namespace
HealthLog::HealthLog() : _writer(nss, getOptions(), kMaxBufferSize) {}
void HealthLog::startup(void) {
_writer.startup(std::string("healthlog writer"));
}
void HealthLog::shutdown(void) {
_writer.shutdown();
}
HealthLog& HealthLog::get(ServiceContext* svcCtx) {
return getHealthLog(svcCtx);
}
HealthLog& HealthLog::get(OperationContext* opCtx) {
return getHealthLog(opCtx->getServiceContext());
}
bool HealthLog::log(const HealthLogEntry& entry) {
BSONObjBuilder builder;
OID oid;
oid.init();
builder.append("_id", oid);
entry.serialize(&builder);
return _writer.insertDocument(builder.obj());
}
const NamespaceString HealthLog::nss("local", "system.healthlog");
} // namespace mongo
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