mirror of https://gitee.com/bigwinds/arangodb
83 lines
2.8 KiB
C++
83 lines
2.8 KiB
C++
////////////////////////////////////////////////////////////////////////////////
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/// DISCLAIMER
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///
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/// Copyright 2014-2016 ArangoDB GmbH, Cologne, Germany
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/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
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///
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/// Licensed under the Apache License, Version 2.0 (the "License");
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/// you may not use this file except in compliance with the License.
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/// You may obtain a copy of the License at
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///
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/// http://www.apache.org/licenses/LICENSE-2.0
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///
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/// Unless required by applicable law or agreed to in writing, software
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/// distributed under the License is distributed on an "AS IS" BASIS,
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/// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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/// See the License for the specific language governing permissions and
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/// limitations under the License.
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///
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/// Copyright holder is ArangoDB GmbH, Cologne, Germany
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///
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/// @author Dr. Frank Celler
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////////////////////////////////////////////////////////////////////////////////
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#ifndef ARANGOD_SCHEDULER_SCHEDULER_FEATURE_H
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#define ARANGOD_SCHEDULER_SCHEDULER_FEATURE_H 1
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#include "ApplicationFeatures/ApplicationFeature.h"
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#include "GeneralServer/Socket.h" // This is required for asio_ns::signal_set
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#include "Scheduler/Scheduler.h"
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#include "Scheduler/SupervisedScheduler.h"
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namespace arangodb {
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class SchedulerFeature final : public application_features::ApplicationFeature {
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public:
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static SupervisedScheduler* SCHEDULER;
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explicit SchedulerFeature(application_features::ApplicationServer& server);
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~SchedulerFeature();
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void collectOptions(std::shared_ptr<options::ProgramOptions>) override final;
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void validateOptions(std::shared_ptr<options::ProgramOptions>) override final;
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void prepare() override final;
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void start() override final;
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void stop() override final;
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void unprepare() override final;
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private:
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uint64_t _nrMinimalThreads = 2;
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uint64_t _nrMaximalThreads = 0;
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uint64_t _queueSize = 4096;
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uint64_t _fifo1Size = 4096;
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uint64_t _fifo2Size = 4096;
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std::unique_ptr<Scheduler> _scheduler;
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// -------------------------------------------------------------------------
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// UNRELATED SECTION STARS HERE: Singals and other things creeped into Sched
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// -------------------------------------------------------------------------
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public:
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/*size_t concurrency() const { return static_cast<size_t>(_nrMaximalThreads); }*/
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void buildControlCHandler();
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void buildHangupHandler();
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private:
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void initV8Stuff();
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void deinitV8Stuff();
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void signalStuffInit();
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void signalStuffDeinit();
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std::function<void(const asio_ns::error_code&, int)> _signalHandler;
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std::function<void(const asio_ns::error_code&, int)> _exitHandler;
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std::shared_ptr<asio_ns::signal_set> _exitSignals;
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std::function<void(const asio_ns::error_code&, int)> _hangupHandler;
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std::shared_ptr<asio_ns::signal_set> _hangupSignals;
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};
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} // namespace arangodb
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#endif
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