62 lines
1.6 KiB
C++
62 lines
1.6 KiB
C++
/*----------------------------------------------------------------------------*/
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/* Copyright (c) 2018 FIRST. All Rights Reserved. */
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/* Open Source Software - may be modified and shared by FRC teams. The code */
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/* must be accompanied by the FIRST BSD license file in the root directory of */
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/* the project. */
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/*----------------------------------------------------------------------------*/
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#ifndef RPICONFIGSERVER_SYSTEMSTATUS_H_
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#define RPICONFIGSERVER_SYSTEMSTATUS_H_
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#include <memory>
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#include <wpi/Signal.h>
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#include "DataHistory.h"
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namespace wpi {
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class json;
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} // namespace wpi
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class SystemStatus {
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struct private_init {};
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public:
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explicit SystemStatus(const private_init&) {}
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SystemStatus(const SystemStatus&) = delete;
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SystemStatus& operator=(const SystemStatus&) = delete;
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void UpdateAll();
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wpi::json GetStatusJson();
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bool GetWritable();
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wpi::sig::Signal<const wpi::json&> status;
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wpi::sig::Signal<bool> writable;
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static std::shared_ptr<SystemStatus> GetInstance();
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private:
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void UpdateMemory();
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void UpdateCpu();
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void UpdateNetwork();
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DataHistory<uint64_t, 5> m_memoryFree;
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DataHistory<uint64_t, 5> m_memoryAvail;
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struct CpuData {
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uint64_t user;
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uint64_t nice;
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uint64_t system;
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uint64_t idle;
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uint64_t total;
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};
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DataHistory<CpuData, 6> m_cpu;
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struct NetworkData {
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uint64_t recvBytes = 0;
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uint64_t xmitBytes = 0;
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};
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DataHistory<NetworkData, 6> m_network;
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};
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#endif // RPICONFIGSERVER_SYSTEMSTATUS_H_
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