Auto merge of #1878 - str4d:1875-non-tty-metrics-usability, r=str4d

Improve non-TTY metrics usability

Closes #1875.
This commit is contained in:
zkbot
2016-12-07 23:19:47 +00:00
2 changed files with 43 additions and 19 deletions

View File

@@ -450,6 +450,11 @@ std::string HelpMessage(HelpMessageMode mode)
strUsage += HelpMessageOpt("-min", _("Start minimized"));
strUsage += HelpMessageOpt("-rootcertificates=<file>", _("Set SSL root certificates for payment request (default: -system-)"));
strUsage += HelpMessageOpt("-splash", _("Show splash screen on startup (default: 1)"));
} else if (mode == HMM_BITCOIND) {
strUsage += HelpMessageGroup(_("Metrics Options (only if -daemon and -printtoconsole are not set):"));
strUsage += HelpMessageOpt("-showmetrics", _("Show metrics on stdout (default: 1 if running in a console, 0 otherwise)"));
strUsage += HelpMessageOpt("-metricsui", _("Set to 1 for a persistent metrics screen, 0 for sequential metrics output (default: 1 if running in a console, 0 otherwise)"));
strUsage += HelpMessageOpt("-metricsrefreshtime", strprintf(_("Number of seconds between metrics refreshes (default: %u if running in a console, %u otherwise)"), 1, 600));
}
return strUsage;
@@ -980,7 +985,7 @@ bool AppInit2(boost::thread_group& threadGroup, CScheduler& scheduler)
threadGroup.create_thread(boost::bind(&TraceThread<CScheduler::Function>, "scheduler", serviceLoop));
if ((chainparams.NetworkIDString() != "regtest") &&
GetBoolArg("-showmetrics", true) &&
GetBoolArg("-showmetrics", isatty(STDOUT_FILENO)) &&
!fPrintToConsole && !GetBoolArg("-daemon", false)) {
// Start the persistent metrics interface
ConnectMetricsScreen();

View File

@@ -255,17 +255,24 @@ void ThreadShowMetricsScreen()
// Make this thread recognisable as the metrics screen thread
RenameThread("zcash-metrics-screen");
// Clear screen
std::cout << "\e[2J";
// Determine whether we should render a persistent UI or rolling metrics
bool isTTY = isatty(STDOUT_FILENO);
bool isScreen = GetBoolArg("-metricsui", isTTY);
int64_t nRefresh = GetArg("-metricsrefreshtime", isTTY ? 1 : 600);
// Print art
std::cout << METRICS_ART << std::endl;
std::cout << std::endl;
if (isScreen) {
// Clear screen
std::cout << "\e[2J";
// Thank you text
std::cout << _("Thank you for running a Zcash node!") << std::endl;
std::cout << _("You're helping to strengthen the network and contributing to a social good :)") << std::endl;
std::cout << std::endl;
// Print art
std::cout << METRICS_ART << std::endl;
std::cout << std::endl;
// Thank you text
std::cout << _("Thank you for running a Zcash node!") << std::endl;
std::cout << _("You're helping to strengthen the network and contributing to a social good :)") << std::endl;
std::cout << std::endl;
}
// Count uptime
int64_t nStart = GetTime();
@@ -276,7 +283,7 @@ void ThreadShowMetricsScreen()
int cols = 80;
// Get current window size
if (isatty(STDOUT_FILENO)) {
if (isTTY) {
struct winsize w;
w.ws_col = 0;
if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &w) != -1 && w.ws_col != 0) {
@@ -284,8 +291,10 @@ void ThreadShowMetricsScreen()
}
}
// Erase below current position
std::cout << "\e[J";
if (isScreen) {
// Erase below current position
std::cout << "\e[J";
}
// Miner status
bool mining = GetBoolArg("-gen", false);
@@ -298,13 +307,23 @@ void ThreadShowMetricsScreen()
lines += printMessageBox(cols);
lines += printInitMessage();
// Explain how to exit
std::cout << "[" << _("Press Ctrl+C to exit") << "] [" << _("Set 'showmetrics=0' to hide") << "]" << std::endl;;
if (isScreen) {
// Explain how to exit
std::cout << "[" << _("Press Ctrl+C to exit") << "] [" << _("Set 'showmetrics=0' to hide") << "]" << std::endl;
} else {
// Print delineator
std::cout << "----------------------------------------" << std::endl;
}
boost::this_thread::interruption_point();
MilliSleep(1000);
int64_t nWaitEnd = GetTime() + nRefresh;
while (GetTime() < nWaitEnd) {
boost::this_thread::interruption_point();
MilliSleep(200);
}
// Return to the top of the updating section
std::cout << "\e[" << lines << "A";
if (isScreen) {
// Return to the top of the updating section
std::cout << "\e[" << lines << "A";
}
}
}