File indexing completed on 2024-05-12 05:48:39 

0001 /*
0002     SPDX-FileCopyrightText: 2007 Nicolas Ternisien <nicolas.ternisien@gmail.com>
0003 
0004     SPDX-License-Identifier: GPL-2.0-or-later
0005 */
0006 
0007 #include "kernelAnalyzer.h"
0008 #include <QFile>
0009 #include <QRegExp>
0010 
0011 KernelAnalyzer::KernelAnalyzer(LogMode *logMode)
0012     : FileAnalyzer(logMode)
0013 {
0014     startupTime();
0015 }
0016 
0017 LogViewColumns KernelAnalyzer::initColumns()
0018 {
0019     LogViewColumns columns;
0020     columns.addColumn(LogViewColumn(i18n("Date"), true, false));
0021     columns.addColumn(LogViewColumn(i18n("Component"), true, false));
0022     columns.addColumn(LogViewColumn(i18n("Message"), true, false));
0023 
0024     return columns;
0025 }
0026 
0027 LogFileReader *KernelAnalyzer::createLogFileReader(const LogFile &logFile)
0028 {
0029     return new ProcessOutputLogFileReader(logFile);
0030 }
0031 
0032 void KernelAnalyzer::startupTime()
0033 {
0034     QFile file(QStringLiteral(UPTIME_FILE));
0035 
0036     file.open(QIODevice::ReadOnly | QIODevice::Text);
0037 
0038     QTextStream in(&file);
0039     const QString line = in.readLine();
0040 
0041     // Format : 1618.72 1382.98 (uptime / something)
0042     const QStringList times = line.split(QLatin1Char(' '));
0043 
0044     const QString secondsString = times.at(0);
0045     const QString pureSecondsString = secondsString.left(secondsString.indexOf(QLatin1Char('.')));
0046     const long updateSeconds = pureSecondsString.toLong();
0047 
0048     mStartupDateTime = QDateTime::currentDateTime().addSecs(-updateSeconds);
0049     qCDebug(KSYSTEMLOG) << "Startup time : " << mStartupDateTime;
0050 }
0051 
0052 LogLine *KernelAnalyzer::parseMessage(const QString &logLine, const LogFile &originalLogFile)
0053 {
0054     const QRegExp timeRegex(QStringLiteral("\\[\\ *(\\d*)\\.(\\d*)\\]\\s+(.*)"));
0055 
0056     //          QRegExp componentRegexp(timeRegex + "([^\\s:]{,20})[:\\s\\t]+(.*)");
0057     //          QRegExp messageRegexp(timeRegex + "(.*)");
0058 
0059     QDateTime dateTime(mStartupDateTime);
0060     QStringList messages;
0061 
0062     int const timeExists = timeRegex.indexIn(logLine);
0063 
0064     // If we have the date, we are able to update the start date
0065     if (timeExists != -1) {
0066         // qCDebug(KSYSTEMLOG) << componentRegexp.cap(1).toInt() << "and" << componentRegexp.cap(2).toInt();
0067         dateTime = dateTime.addSecs(timeRegex.cap(1).toInt());
0068         dateTime = dateTime.addMSecs(timeRegex.cap(2).toInt() / 1000);
0069 
0070         parseComponentMessage(timeRegex.cap(3), messages);
0071     }
0072     // Else, the date will never change
0073     else {
0074         parseComponentMessage(logLine, messages);
0075     }
0076 
0077     /*
0078   qCDebug(KSYSTEMLOG) << "--------------------------------";
0079   qCDebug(KSYSTEMLOG) << logLine;
0080   qCDebug(KSYSTEMLOG) << "Secs : " << dateTime.time().second();
0081   qCDebug(KSYSTEMLOG) << "MSec : " << dateTime.time().msec();
0082   qCDebug(KSYSTEMLOG) << "Comp : " << messages.at(0);
0083   qCDebug(KSYSTEMLOG) << "Msg  : " << messages.at(1);
0084   qCDebug(KSYSTEMLOG) << "--------------------------------";
0085         */
0086 
0087     auto line = new LogLine(mLogLineInternalIdGenerator++,
0088                             dateTime,
0089                             messages,
0090                             originalLogFile.url().toLocalFile(),
0091                             Globals::instance().informationLogLevel(),
0092                             mLogMode);
0093 
0094     return line;
0095 }
0096 
0097 #include "moc_kernelAnalyzer.cpp"