ea29196fed
By default, queries and stores the total memory usage in AdminModel every 5 seconds, and caches the last 100 such values. Both cache size and interval can be changed by simple commands from the clients. Change-Id: I86cf8228d0129dc8aab0a03856c12dfeb240b169
115 lines
2.4 KiB
C++
115 lines
2.4 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4; fill-column: 100 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/.
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*/
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#ifndef INCLUDED_ADMIN_HPP
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#define INCLUDED_ADMIN_HPP
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#include <Poco/Net/HTTPServer.h>
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#include <Poco/Runnable.h>
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#include <Poco/Types.h>
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#include <Poco/Util/Timer.h>
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#include <Poco/Util/TimerTask.h>
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#include "AdminModel.hpp"
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const std::string FIFO_NOTIFY = "loolnotify.fifo";
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/// An admin command processor.
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class Admin : public Poco::Runnable
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{
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public:
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Admin(const Poco::Process::PID brokerPid, const int brokerPipe, const int notifyPipe);
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~Admin();
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static int getBrokerPid() { return Admin::BrokerPid; }
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static int getBrokerPipe() { return Admin::BrokerPipe; }
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unsigned getTotalMemoryUsage(AdminModel&);
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void run() override;
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/// Callers must ensure that modelMutex is acquired
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AdminModel& getModel();
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unsigned getMemStatsInterval();
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unsigned getCpuStatsInterval();
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void rescheduleMemTimer(unsigned interval);
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void rescheduleCpuTimer(unsigned interval);
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public:
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std::mutex modelMutex;
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private:
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void handleInput(std::string& message);
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private:
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Poco::Net::HTTPServer _srv;
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AdminModel _model;
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Poco::Util::Timer _memStatsTimer;
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Poco::Util::TimerTask::Ptr _memStatsTask;
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unsigned _memStatsTaskInterval = 5000;
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Poco::Util::Timer _cpuStatsTimer;
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Poco::Util::TimerTask::Ptr _cpuStatsTask;
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unsigned _cpuStatsTaskInterval = 5000;
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static Poco::Process::PID BrokerPid;
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static int BrokerPipe;
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static int NotifyPipe;
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};
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class MemoryStats : public Poco::Util::TimerTask
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{
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public:
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MemoryStats(Admin* admin)
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: _admin(admin)
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{
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Log::info("Memory stat ctor");
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}
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~MemoryStats()
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{
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Log::info("Memory stat dtor");
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}
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void run() override;
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private:
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Admin* _admin;
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};
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class CpuStats : public Poco::Util::TimerTask
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{
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public:
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CpuStats(Admin* admin)
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: _admin(admin)
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{
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Log::info("Cpu stat ctor");
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}
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~CpuStats()
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{
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Log::info("Cpu stat dtor");
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}
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void run() override;
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private:
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Admin* _admin;
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};
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#endif
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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