nymea/libnymea-core/logging/logengine.h

89 lines
3.2 KiB
C++

/* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
* *
* Copyright (C) 2014 Michael Zanetti <michael_zanetti@gmx.net> *
* Copyright (C) 2015 Simon Stürz <simon.stuerz@guh.io> *
* *
* This file is part of guh. *
* *
* Guh is free software: you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation, version 2 of the License. *
* *
* Guh 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 General Public License for more details. *
* *
* You should have received a copy of the GNU General Public License *
* along with guh. If not, see <http://www.gnu.org/licenses/>. *
* *
* * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * */
#ifndef LOGENGINE_H
#define LOGENGINE_H
#include "logentry.h"
#include "logfilter.h"
#include "types/event.h"
#include "types/action.h"
#include "rule.h"
#include "nymeasettings.h"
#include <QObject>
#include <QSqlDatabase>
#include <QTimer>
namespace nymeaserver {
class LogEngine: public QObject
{
Q_OBJECT
public:
LogEngine(const QString &logPath = NymeaSettings::logPath(), QObject *parent = 0);
~LogEngine();
QList<LogEntry> logEntries(const LogFilter &filter = LogFilter()) const;
void setMaxLogEntries(int maxLogEntries, int overflow);
void clearDatabase();
void logSystemEvent(const QDateTime &dateTime, bool active, Logging::LoggingLevel level = Logging::LoggingLevelInfo);
void logEvent(const Event &event);
void logAction(const Action &action, Logging::LoggingLevel level = Logging::LoggingLevelInfo, int errorCode = 0);
void logRuleTriggered(const Rule &rule);
void logRuleActiveChanged(const Rule &rule);
void logRuleEnabledChanged(const Rule &rule, const bool &enabled);
void logRuleActionsExecuted(const Rule &rule);
void logRuleExitActionsExecuted(const Rule &rule);
void removeDeviceLogs(const DeviceId &deviceId);
void removeRuleLogs(const RuleId &ruleId);
QList<DeviceId> devicesInLogs() const;
signals:
void logEntryAdded(const LogEntry &logEntry);
void logDatabaseUpdated();
private:
bool initDB();
void appendLogEntry(const LogEntry &entry);
void rotate(const QString &dbName);
bool migrateDatabaseVersion2to3();
private slots:
void checkDBSize();
private:
QSqlDatabase m_db;
int m_dbMaxSize;
int m_overflow;
bool m_trimWarningPrinted = false;
int m_entryCount = 0;
QTimer m_housekeepingTimer;
};
}
#endif