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Multiple log messages are now summarised

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Signed-off-by: Paulchen-Panther <Paulchen-Panter@protonmail.com>
This commit is contained in:
Paulchen-Panther
2019-08-13 20:41:01 +02:00
parent d8c0922a2e
commit 034f821d46
1 changed files with 59 additions and 24 deletions
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83
libsrc/utils/Logger.cpp
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@@ -4,6 +4,7 @@
#include <iostream>
#include <algorithm>
#include <syslog.h>
#include <QFileInfo>
#include <time.h>
@@ -15,6 +16,9 @@ static unsigned int loggerId = 0;
std::map<QString,Logger*> *Logger::LoggerMap = nullptr;
Logger::LogLevel Logger::GLOBAL_MIN_LOG_LEVEL = Logger::UNSET;
LoggerManager* LoggerManager::_instance = nullptr;
int _repeatCount = 0;
Logger::T_LOG_MESSAGE _repeatMessage;
const int _maxRepeatCountSize = 200;
Logger* Logger::getInstance(QString name, Logger::LogLevel minLevel)
{
@@ -30,7 +34,7 @@ Logger* Logger::getInstance(QString name, Logger::LogLevel minLevel)
log = new Logger(name,minLevel);
LoggerMap->insert(std::pair<QString,Logger*>(name,log)); // compat version, replace it with following line if we have 100% c++11
//LoggerMap->emplace(name,log); // not compat with older linux distro's e.g. wheezy
connect(log, SIGNAL(newLogMessage(Logger::T_LOG_MESSAGE)), LoggerManager::getInstance(), SLOT(handleNewLogMessage(Logger::T_LOG_MESSAGE)));
connect(log, &Logger::newLogMessage, LoggerManager::getInstance(), &LoggerManager::handleNewLogMessage);
}
else
{
@@ -100,7 +104,6 @@ Logger::Logger ( QString name, LogLevel minLevel )
#endif
_appname = QString(_appname_char).toLower();
loggerCount++;
if (_syslogEnabled && loggerCount == 1 )
@@ -117,7 +120,6 @@ Logger::~Logger()
closelog();
}
void Logger::Message(LogLevel level, const char* sourceFile, const char* func, unsigned int line, const char* fmt, ...)
{
if ( (GLOBAL_MIN_LOG_LEVEL == Logger::UNSET && level < _minLevel) // no global level, use level from logger
@@ -131,33 +133,66 @@ void Logger::Message(LogLevel level, const char* sourceFile, const char* func, u
vsnprintf (msg, max_msg_length, fmt, args);
va_end (args);
Logger::T_LOG_MESSAGE logMsg;
logMsg.appName = _appname;
logMsg.loggerName = _name;
logMsg.function = QString(func);
logMsg.line = line;
logMsg.fileName = FileUtils::getBaseName(sourceFile);
time(&(logMsg.utime));
logMsg.message = QString(msg);
logMsg.level = level;
logMsg.levelString = LogLevelStrings[level];
emit newLogMessage(logMsg);
QString location;
if ( level == Logger::DEBUG )
auto repeatedSummary = [=]
{
location = "<" + logMsg.fileName + ":" + QString::number(line)+":"+ logMsg.function + "()> ";
Logger::T_LOG_MESSAGE repMsg = _repeatMessage;
repMsg.message = "Previous line repeats " + QString::number(_repeatCount) + " times";
emit newLogMessage(repMsg);
std::cout << QString("[" + repMsg.appName + " " + repMsg.loggerName + "] <" + LogLevelStrings[repMsg.level] + "> " + repMsg.message).toStdString() << std::endl;
if ( _syslogEnabled && repMsg.level >= Logger::WARNING )
syslog (LogLevelSysLog[repMsg.level], "Previous line repeats %d times", _repeatCount);
_repeatCount = 0;
};
if (_repeatMessage.loggerName == _name
&& _repeatMessage.function == QString(func)
&& _repeatMessage.line == line
&& _repeatMessage.message == QString(msg))
{
if (_repeatCount >= _maxRepeatCountSize)
repeatedSummary();
else
_repeatCount++;
return;
}
else
{
if (_repeatCount) repeatedSummary();
std::cout << QString("[" + _appname + " " + _name + "] <" + LogLevelStrings[level] + "> " + location + msg).toStdString() << std::endl;
Logger::T_LOG_MESSAGE logMsg;
if ( _syslogEnabled && level >= Logger::WARNING )
syslog (LogLevelSysLog[level], "%s", msg);
logMsg.appName = _appname;
logMsg.loggerName = _name;
logMsg.function = QString(func);
logMsg.line = line;
logMsg.fileName = FileUtils::getBaseName(sourceFile);
time(&(logMsg.utime));
logMsg.message = QString(msg);
logMsg.level = level;
logMsg.levelString = LogLevelStrings[level];
emit newLogMessage(logMsg);
QString location;
if ( level == Logger::DEBUG )
{
location = "<" + logMsg.fileName + ":" + QString::number(line)+":"+ logMsg.function + "()> ";
}
std::cout << QString("[" + _appname + " " + _name + "] <" + LogLevelStrings[level] + "> " + location + msg).toStdString() << std::endl;
if ( _syslogEnabled && level >= Logger::WARNING )
syslog (LogLevelSysLog[level], "%s", msg);
_repeatMessage = logMsg;
}
}
LoggerManager::LoggerManager()
: QObject()
, _loggerMaxMsgBufferSize(200)