138 lines
4.4 KiB
C++
138 lines
4.4 KiB
C++
/*
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* Copyright (C) 2023, KylinSoft Co., Ltd.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*
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* Authors: iaom <zhangpengfei@kylinos.cn>
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*
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*/
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#include "log-utils.h"
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#include <QFile>
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#include <QDebug>
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#include <QDir>
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#include <QDateTime>
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#include <QStandardPaths>
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#define LOG_FILE_COUNT 2
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#define MAX_LOG_FILE_SIZE 4194304
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#define MAX_LOG_CHECK_INTERVAL 43200000
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quint64 LogUtils::m_startUpTime = 0;
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int LogUtils::m_logFileId = -1;
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QString LogUtils::m_logFileName;
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QString LogUtils::m_currentLogFile;
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static QString logFilePath = QStandardPaths::writableLocation(QStandardPaths::HomeLocation) + "/.log/ukui-search/";
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void LogUtils::messageOutput(QtMsgType type, const QMessageLogContext &context, const QString &msg)
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{
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checkLogFile();
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QByteArray localMsg = msg.toLocal8Bit();
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QByteArray currentTime = QTime::currentTime().toString().toLocal8Bit();
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const char *file = context.file ? context.file : "";
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const char *function = context.function ? context.function : "";
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FILE *log_file = fopen(m_currentLogFile.toLocal8Bit().constData(), "a+");
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switch (type) {
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case QtDebugMsg:
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if (!log_file) {
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break;
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}
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fprintf(log_file, "Debug: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
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break;
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case QtInfoMsg:
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fprintf(log_file? log_file: stdout, "Info: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
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break;
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case QtWarningMsg:
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fprintf(log_file? log_file: stderr, "Warning: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
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break;
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case QtCriticalMsg:
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fprintf(log_file? log_file: stderr, "Critical: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
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break;
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case QtFatalMsg:
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fprintf(log_file? log_file: stderr, "Fatal: %s: %s (%s:%u, %s)\n", currentTime.constData(), localMsg.constData(), file, context.line, function);
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break;
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}
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if (log_file) {
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fclose(log_file);
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}
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}
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void LogUtils::initLogFile(const QString &fileName)
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{
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QDir dir;
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if (!dir.exists(logFilePath)) {
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if (!dir.mkpath(logFilePath)) {
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qWarning() << "Unable to create" << logFilePath;
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return;
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}
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}
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m_logFileName = logFilePath + fileName + "-%1.log";
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for (int i = 0; i < LOG_FILE_COUNT; ++i) {
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m_currentLogFile = m_logFileName.arg(i);
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if (QFile::exists(m_currentLogFile)) {
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if (checkFileSize(m_currentLogFile)) {
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m_logFileId = i;
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break;
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}
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} else {
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QFile file(m_currentLogFile);
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file.open(QIODevice::WriteOnly);
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file.close();
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}
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}
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if (m_logFileId < 0) {
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m_logFileId = 0;
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m_currentLogFile = m_logFileName.arg(m_logFileId);
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clearFile(m_currentLogFile);
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}
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qInfo() << "Current log file:" << m_currentLogFile;
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}
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void LogUtils::checkLogFile()
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{
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quint64 logTime = QDateTime::currentDateTime().toMSecsSinceEpoch();
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quint64 spacing = std::max(logTime, m_startUpTime) - std::min(logTime, m_startUpTime);
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if (spacing <= MAX_LOG_CHECK_INTERVAL || checkFileSize(m_currentLogFile)) {
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return;
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}
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m_logFileId = ((m_logFileId + 1) % LOG_FILE_COUNT);
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m_currentLogFile = m_logFileName.arg(m_logFileId);
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if (!checkFileSize(m_currentLogFile)) {
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clearFile(m_currentLogFile);
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}
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}
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bool LogUtils::checkFileSize(const QString &fileName)
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{
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return QFile(fileName).size() < MAX_LOG_FILE_SIZE;
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}
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void LogUtils::clearFile(const QString &fileName)
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{
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QFile file(fileName);
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file.open(QIODevice::WriteOnly);
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file.write("");
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file.flush();
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file.close();
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}
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