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/****************************************************************************
**
** Copyright (C) 2018 Pelagicore AG
** Contact: https://www.qt.io/licensing/
**
** This file is part of the Pelagicore Application Manager.
**
** $QT_BEGIN_LICENSE:LGPL-QTAS$
** Commercial License Usage
** Licensees holding valid commercial Qt Automotive Suite licenses may use
** this file in accordance with the commercial license agreement provided
** with the Software or, alternatively, in accordance with the terms
** contained in a written agreement between you and The Qt Company. For
** licensing terms and conditions see https://www.qt.io/terms-conditions.
** For further information use the contact form at https://www.qt.io/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 3 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL3 included in the
** packaging of this file. Please review the following information to
** ensure the GNU Lesser General Public License version 3 requirements
** will be met: https://www.gnu.org/licenses/lgpl-3.0.html.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 2.0 or (at your option) the GNU General
** Public license version 3 or any later version approved by the KDE Free
** Qt Foundation. The licenses are as published by the Free Software
** Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-2.0.html and
** https://www.gnu.org/licenses/gpl-3.0.html.
**
** $QT_END_LICENSE$
**
** SPDX-License-Identifier: LGPL-3.0
**
****************************************************************************/
#pragma once
//
// W A R N I N G
// -------------
//
// This file is not part of the application manager API. It exists purely as an
// implementation detail. This header file may change from version to version
// without notice, or even be removed.
//
// We mean it.
//
#include <QObject>
#include <QElapsedTimer>
#include <QThread>
#include <QMutex>
#include <QString>
#include <QHash>
#include <QVector>
#if defined(Q_OS_LINUX)
# include <QScopedPointer>
# include "sysfsreader.h"
#endif
#if !defined(AM_HEADLESS)
# include <QQuickWindow>
# if defined(AM_MULTI_PROCESS)
# include <QtAppManWindow/waylandwindow.h>
# endif
#endif
#include "processmonitor.h"
#include "frametimer.h"
#include "applicationmanager.h"
QT_BEGIN_NAMESPACE_AM
class Window;
class tst_ProcessMonitor;
class ReadingTask : public QObject
{
Q_OBJECT
public:
struct Results {
int sync;
struct Memory {
bool read = false;
quint32 totalVm = 0;
quint32 totalRss = 0;
quint32 totalPss = 0;
quint32 textVm = 0;
quint32 textRss = 0;
quint32 textPss = 0;
quint32 heapVm = 0;
quint32 heapRss = 0;
quint32 heapPss = 0;
} memory;
struct Cpu {
bool read = false;
qreal load = 0;
} cpu;
};
ReadingTask(QMutex &mutex, Results &res);
protected:
void timerEvent(QTimerEvent *event) override;
bool readMemory(const QByteArray &smapsFile, Results::Memory &results);
public slots:
void setupTimer(bool enabled, int interval);
void setNewPid(qint64 pid);
void setNewReadMem(bool enabled);
void setNewReadCpu(bool enabled);
void reset(int sync);
signals:
void newReadingAvailable();
private:
void cancelTimer();
void openLoad();
qreal readLoad();
QMutex &m_mutex;
Results &m_results;
int m_sync = 0;
#if defined(Q_OS_LINUX)
QScopedPointer<SysFsReader> m_statReader;
#endif
QElapsedTimer m_elapsedTime;
quint64 m_lastCpuUsage;
qint64 m_pid;
bool m_readCpu = false;
bool m_readMem = false;
int m_reportingInterval = -1;
int m_reportingTimerId = 0;
};
namespace {
enum Roles {
MemVirtual = Qt::UserRole,
MemRss,
MemPss,
CpuLoad,
FrameRate
};
}
class ProcessMonitorPrivate : public QObject
{
Q_OBJECT
public:
ProcessMonitor *q_ptr;
Q_DECLARE_PUBLIC(ProcessMonitor)
struct ModelData {
QVariantMap vm;
QVariantMap rss;
QVariantMap pss;
qreal cpuLoad = 0;
QVariantList frameRate;
};
QString appId;
qint64 pid = 0;
int reportingInterval = -1;
int count = 10;
int reportPos = 0;
bool reportMemory = false;
bool reportCpu = false;
bool reportFps = false;
int cpuTail = 0;
int memTail = 0;
int fpsTail = 0;
QHash<int, QByteArray> roles;
QVector<ModelData> modelData;
// fps
QMap<QObject *, FrameTimer *> frameCounters;
ReadingTask *readingTask;
ReadingTask::Results readResults;
QThread thread;
QMutex mutex;
int sync = 0;
QList<QMetaObject::Connection> connections;
ProcessMonitorPrivate(ProcessMonitor *q);
~ProcessMonitorPrivate();
void setupInterval(int interval = -1);
void determinePid();
const ModelData &modelDataForRow(int row) const;
void resetModel();
void updateModelCount(int newCount);
void setupFrameRateMonitoring();
void updateMonitoredWindows(const QList<QObject *> &windows);
QList<QObject *> monitoredWindows() const;
void resetFrameRateMonitoring();
void clearMonitoredWindows();
signals:
void setupTimer(bool enabled, int interval);
void newPid(qint64 pid);
void newReadMem(bool enabled);
void newReadCpu(bool enabled);
void newCount(int count);
void reset(int sync);
public slots:
void readingUpdate();
void appRuntimeChanged(const QString &id, ApplicationManager::RunState state);
#if defined(AM_MULTI_PROCESS) && !defined(AM_HEADLESS)
void applicationWindowClosing(int index, QQuickItem *window);
#endif
void frameUpdated();
};
QT_END_NAMESPACE_AM
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