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/**
* Copyright (C) 2016 MongoDB Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* 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 GNU Affero General 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 <vector>
#include "mongo/base/disallow_copying.h"
#include "mongo/platform/atomic_word.h"
#include "mongo/transport/service_entry_point.h"
namespace mongo {
namespace transport {
class Session;
class TransportLayer;
} // namespace transport
/**
* The entry point from the TransportLayer into Mongod. startSession() spawns and
* detaches a new thread for each incoming connection (transport::Session).
*/
class ServiceEntryPointMongod final : public ServiceEntryPoint {
MONGO_DISALLOW_COPYING(ServiceEntryPointMongod);
public:
explicit ServiceEntryPointMongod(transport::TransportLayer* tl);
virtual ~ServiceEntryPointMongod() = default;
void startSession(transport::Session&& session) override;
std::size_t getNumberOfActiveWorkerThreads() const {
return _nWorkers.load();
}
private:
void _sessionLoop(transport::Session* session);
transport::TransportLayer* _tl;
AtomicWord<std::size_t> _nWorkers;
};
} // namespace mongo
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