void Admin::adminOperations(UserList* userlist) {
std::vector<std::string> actions;
std::ostringstream oss;
oss << "Toggle execution trace - Currently " << (execTrace ? "ON" : "OFF");
actions.push_back(oss.str());
actions.push_back("View the contents of the execution trace");
actions.push_back("Clear the execution trace log");
actions.push_back("Change your password");
int input = 0;
while(input != NUM_OPTIONS) {
input = IOUtils::getUserAction(&actions);
switch(input) {
//toggle exec trace
case 1: {
execTrace = !execTrace;
std::cout << "Execution trace is now " << (execTrace ? "ON" : "OFF") << std::endl;
break;
}
//echo the trace file
case 2: {
std::ifstream tracefile(LOGFILE);
std::string line;
//output file line-by-line
while(getline(tracefile, line)) {
std::cout << line << std::endl;
}
break;
}
//clear the file
case 3: {
//empty the contents of the file using ofstream::trunc
std::ofstream tracefile(LOGFILE, std::ofstream::out | std::ofstream::trunc);
std::cout << "Log file has been cleared." << std::endl;
break;
}
case 4: {
if(!IOUtils::getUserResponse("Are you sure you want to change your password?", 'y', 'n'))
break;
IOUtils::changePassword(ADMIN_NAME, userlist);
break;
}
}
}
}
void SysTrace::refresh(void)
{
int pos = ui.textTrace->verticalScrollBar()->value();
QString debugbuffer;
QFile tracefile(QDir::tempPath() + "/rbutil-trace.log");
tracefile.open(QIODevice::ReadOnly);
QTextStream c(&tracefile);
QString line;
QString color;
while(!c.atEnd()) {
line = c.readLine();
if(line.contains("WARNING"))
color = "orange";
else if(line.contains("ERROR"))
color = "red";
else if(line.contains("DEBUG"))
color = "blue";
#if 0
else if(line.contains("INFO"))
color = "green";
#endif
else
color = "black";
debugbuffer += QString("<div style='color:%1;'>%2</div>").arg(color, line);
}
tracefile.close();
ui.textTrace->setHtml("<pre>" + debugbuffer + "</pre>");
ui.textTrace->verticalScrollBar()->setValue(pos);
QString oldlog = RbSettings::value(RbSettings::CachePath).toString()
+ "/rbutil-trace.log";
ui.buttonSavePrevious->setEnabled(QFileInfo(oldlog).isFile());
}
QString SysTrace::getTrace(void)
{
QString debugbuffer;
QFile tracefile(QDir::tempPath() + "/rbutil-trace.log");
tracefile.open(QIODevice::ReadOnly);
QTextStream c(&tracefile);
debugbuffer = c.readAll();
tracefile.close();
return debugbuffer;
}
void Trace::outputTrace(const char* filename){
ofstream tracefile(filename);
if(!tracefile ){
cerr << "error: unable to open trace file: " << filename;
return;
}
Event *iter = head;
int seq_num = 0;
while(iter){
tracefile << iter->toString(seq_num++) << "\n";
iter = iter->next;
}
tracefile.close();
}
//writes the system time + s to LOGFILE if execution trace is toggled ON.
void Admin::logExecutionTrace(std::string s) {
if(!execTrace)
return;
//get system time
time_t rawtime;
time(&rawtime);
struct tm* now = localtime(&rawtime);
char formattedTime[80];
//format the time into a string
strftime(formattedTime, 80, "[%D %R] ", now);
//log it, in append mode
std::ofstream tracefile(LOGFILE, std::ios_base::app);
tracefile << formattedTime << s << std::endl;
}
void Tracer::run()
{
QFile tracefile(QCoreApplication::applicationDirPath() + "/trace.bin");
tracefile.open(QFile::WriteOnly);
while(!mStop)
{
sleep(2);
mMutex.lock();
QByteArray* trace = mCurrentTrace;
mCurrentTraceId = (mCurrentTraceId+1) % 2;
mCurrentTrace = &mTraces[mCurrentTraceId];
mMutex.unlock();
tracefile.write(*trace);
tracefile.flush();
int size = trace->capacity();
trace->resize(0);
trace->reserve(size);
}
}
Trace* Trace::inputTrace(const char* filename, int mode, int rank){
string line, eventbuf;
ifstream tracefile(filename);
if(!tracefile){
cerr << "error: unable to open trace file: " << filename << endl;
exit(1);
}
Trace *trace = new Trace();
int seqnum = 0;
while(getline(tracefile, line)){
if(line.size() > 0){
eventbuf += line + "\n";
} else {
Event *e = Event::inputEvent(eventbuf, mode, rank);
if (e){
e->setId(seqnum++);
trace->appendEvent(e, false);
}
eventbuf.clear();
}
}
tracefile.close();
return trace;
}
