/*
Log to the logfile only.
*/
void cLog::log( eLogLevel loglevel, cUOSocket* sock, const QString& string, bool timestamp )
{
if ( !( Config::instance()->logMask() & loglevel ) )
{
return;
}
// -> Log Event
cPythonScript *globalHook = ScriptManager::instance()->getGlobalHook(EVENT_LOG);
if (globalHook && globalHook->canHandleEvent(EVENT_LOG)) {
PyObject *args = Py_BuildValue("(iNNO)", (unsigned int)loglevel, PyGetSocketObject(sock), QString2Python(string), Py_None );
bool result = globalHook->callEventHandler(EVENT_LOG, args);
Py_DECREF(args);
if (result) {
return;
}
}
if ( !checkLogFile() )
return;
// Timestamp the data
QTime now = QTime::currentTime();
QString prelude;
if ( timestamp || loglevel == LOG_PYTHON )
{
prelude.sprintf( "%02u:%02u:", now.hour(), now.minute() );
if ( sock )
prelude.append( QString( "%1:" ).arg( sock->uniqueId(), 0, 16 ) );
}
// LogLevel
switch ( loglevel )
{
case LOG_ERROR:
prelude.append( " ERROR: " );
break;
case LOG_WARNING:
prelude.append( " WARNING: " );
break;
case LOG_PYTHON:
prelude.append( " PYTHON: " );
break;
default:
prelude.append( " " );
}
QByteArray utfdata = string.toUtf8();
utfdata.prepend( prelude.toUtf8() );
logfile.write( utfdata );
logfile.flush();
}
void Log_File::log (const char * msg,int size)
{
int length=0;
if(size<=0)
length=strlen(msg);
else
length=size;
checkLogFile();
if(m_Fp_Log!=NULL)
{
fwrite(msg,length,1,m_Fp_Log);
fflush(m_Fp_Log);
m_curSize+=length;
}
checkLogFile();
}
void logger::OpenFile(string const& path)
{
filePath = path;
//检查文件是否存在
fstream file;
file.open(path + SUFFIX_LOG, ios::in | ios::out | ios::binary);
if (!file)
{
cerr << "No file!" << endl;
exit(EXIT_FAILURE);
}
//检查文件大小是否正确
int begin = file.tellg();
file.seekg(0, ios::end);
int end = file.tellg();
if ((end - begin) < 4)
{
cerr << "Size error!" << endl;
exit(EXIT_FAILURE);
}
//初始化logger类中的fileSize和xChecksum
fileSize = end - begin;
file.seekp(0, ios::beg);
file.read((char*)(&xChecksum), 4);//读取文件中存储的xChecksum
file.close();
//对log文件大小进行核查
Rewind();
uint32_t xChecksum_tmp = checkLogFile();
Rewind();
//文件大小与xChecksum记录的大小不一致，删除文件
if (xChecksum != xChecksum_tmp)
{
cerr << "xChecksum error!" << endl << "Bad log file!" << endl;
//是否Truncate？ 是的，Truncate！
// TODO
//由于更新xCheckSum的时候数据库发生崩溃, 则会导致整个log文件不能使用.
//所以暂时放弃xCheckSum, 之后将xCheckSum改为由booter管理.
fstream file(path + SUFFIX_LOG, ios::trunc);
if (file.is_open())
{
file.close();
}
exit(EXIT_FAILURE);
}
}
int main(int argc, char *argv[])
{
if (1 >= argc)
{
background = true;
}
else
{
background = false;
}
if ( background )
{
pid_t pid = fork();
if (pid < 0)
{
cerr << "fork: unable to fork" << endl;
return -1;
}
if (pid ) //parent
{
exit(0);
}
}
checkLogFile();
setup_signal_handlers();
pid_t pidt = getpid();
gOsLog<<"main thread pid="<<(int)pidt<<endl;
printSysTime ();
//
bSysStop = false;
pthread_t tidListen = 0;
if (pthread_create(&tidListen, 0, (void *(*)(void*))&listenThread, 0))
{
gOsLog<<"create gk thread fail!"<<endl;
exit(0);
}
//
//signal(SIGINT, signal_handler);
signal(SIGTERM, signal_handler);
// main loop for dialogic SR event
while(!bSysStop)
{
sleep(10);
if (1 >= argc)
{
checkLogFile();
}
}
pthread_join(tidListen, NULL);
//closeSys();
printSysTime ();
gOsLog<<"exit from the main thread!"<<endl;
return 0;
}
