695 lines
22 KiB
C++
695 lines
22 KiB
C++
// Copyright (c) 2016 The Zcash developers
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// Distributed under the MIT software license, see the accompanying
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// file COPYING or https://www.opensource.org/licenses/mit-license.php .
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#include "metrics.h"
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#include "chainparams.h"
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#include "checkpoints.h"
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#include "main.h"
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#include "timedata.h"
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#include "ui_interface.h"
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#include "util.h"
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#include "utiltime.h"
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#include "utilmoneystr.h"
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#include "utilstrencodings.h"
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#include <boost/range/irange.hpp>
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#include <boost/thread.hpp>
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#include <boost/thread/synchronized_value.hpp>
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#include <optional>
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#include <string>
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#ifdef WIN32
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#include <io.h>
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#include <wincon.h>
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#else
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#include <sys/ioctl.h>
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#endif
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#include <unistd.h>
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void AtomicTimer::start()
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{
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std::unique_lock<std::mutex> lock(mtx);
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if (threads < 1) {
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start_time = GetTime();
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}
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++threads;
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}
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void AtomicTimer::stop()
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{
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std::unique_lock<std::mutex> lock(mtx);
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// Ignore excess calls to stop()
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if (threads > 0) {
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--threads;
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if (threads < 1) {
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int64_t time_span = GetTime() - start_time;
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total_time += time_span;
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}
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}
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}
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bool AtomicTimer::running()
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{
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std::unique_lock<std::mutex> lock(mtx);
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return threads > 0;
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}
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uint64_t AtomicTimer::threadCount()
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{
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std::unique_lock<std::mutex> lock(mtx);
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return threads;
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}
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double AtomicTimer::rate(const AtomicCounter& count)
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{
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std::unique_lock<std::mutex> lock(mtx);
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int64_t duration = total_time;
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if (threads > 0) {
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// Timer is running, so get the latest count
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duration += GetTime() - start_time;
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}
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return duration > 0 ? (double)count.get() / duration : 0;
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}
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static CCriticalSection cs_metrics;
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static boost::synchronized_value<int64_t> nNodeStartTime;
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static boost::synchronized_value<int64_t> nNextRefresh;
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AtomicCounter transactionsValidated;
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AtomicCounter ehSolverRuns;
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AtomicCounter solutionTargetChecks;
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static AtomicCounter minedBlocks;
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AtomicTimer miningTimer;
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std::atomic<size_t> nSizeReindexed(0); // valid only during reindex
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std::atomic<size_t> nFullSizeToReindex(1); // valid only during reindex
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static boost::synchronized_value<std::list<uint256>> trackedBlocks;
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static boost::synchronized_value<std::list<std::string>> messageBox;
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static boost::synchronized_value<std::string> initMessage;
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static bool loaded = false;
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extern int64_t GetNetworkHashPS(int lookup, int height);
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void TrackMinedBlock(uint256 hash)
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{
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LOCK(cs_metrics);
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minedBlocks.increment();
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trackedBlocks->push_back(hash);
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}
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void MarkStartTime()
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{
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*nNodeStartTime = GetTime();
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}
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int64_t GetUptime()
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{
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return GetTime() - *nNodeStartTime;
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}
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double GetLocalSolPS()
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{
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return miningTimer.rate(solutionTargetChecks);
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}
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std::string WhichNetwork()
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{
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if (GetBoolArg("-regtest", false))
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return "regtest";
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if (GetBoolArg("-testnet", false))
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return "testnet";
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return "mainnet";
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}
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int EstimateNetHeight(const Consensus::Params& params, int currentHeadersHeight, int64_t currentHeadersTime)
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{
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int64_t now = GetTime();
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if (currentHeadersTime >= now) {
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return currentHeadersHeight;
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}
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int estimatedHeight = currentHeadersHeight + (now - currentHeadersTime) / params.PoWTargetSpacing(currentHeadersHeight);
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int blossomActivationHeight = params.vUpgrades[Consensus::UPGRADE_BLOSSOM].nActivationHeight;
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if (currentHeadersHeight >= blossomActivationHeight || estimatedHeight <= blossomActivationHeight) {
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return ((estimatedHeight + 5) / 10) * 10;
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}
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int numPreBlossomBlocks = blossomActivationHeight - currentHeadersHeight;
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int64_t preBlossomTime = numPreBlossomBlocks * params.PoWTargetSpacing(blossomActivationHeight - 1);
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int64_t blossomActivationTime = currentHeadersTime + preBlossomTime;
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if (blossomActivationTime >= now) {
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return blossomActivationHeight;
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}
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int netheight = blossomActivationHeight + (now - blossomActivationTime) / params.PoWTargetSpacing(blossomActivationHeight);
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return ((netheight + 5) / 10) * 10;
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}
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void TriggerRefresh()
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{
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*nNextRefresh = GetTime();
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// Ensure that the refresh has started before we return
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MilliSleep(200);
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}
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static bool metrics_ThreadSafeMessageBox(const std::string& message,
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const std::string& caption,
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unsigned int style)
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{
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// The SECURE flag has no effect in the metrics UI.
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style &= ~CClientUIInterface::SECURE;
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std::string strCaption;
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// Check for usage of predefined caption
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switch (style) {
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case CClientUIInterface::MSG_ERROR:
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strCaption += _("Error");
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break;
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case CClientUIInterface::MSG_WARNING:
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strCaption += _("Warning");
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break;
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case CClientUIInterface::MSG_INFORMATION:
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strCaption += _("Information");
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break;
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default:
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strCaption += caption; // Use supplied caption (can be empty)
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}
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boost::strict_lock_ptr<std::list<std::string>> u = messageBox.synchronize();
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u->push_back(strCaption + ": " + message);
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if (u->size() > 5) {
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u->pop_back();
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}
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TriggerRefresh();
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return false;
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}
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static bool metrics_ThreadSafeQuestion(const std::string& /* ignored interactive message */, const std::string& message, const std::string& caption, unsigned int style)
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{
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return metrics_ThreadSafeMessageBox(message, caption, style);
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}
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static void metrics_InitMessage(const std::string& message)
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{
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*initMessage = message;
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}
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void ConnectMetricsScreen()
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{
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uiInterface.ThreadSafeMessageBox.disconnect_all_slots();
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uiInterface.ThreadSafeMessageBox.connect(metrics_ThreadSafeMessageBox);
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uiInterface.ThreadSafeQuestion.disconnect_all_slots();
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uiInterface.ThreadSafeQuestion.connect(metrics_ThreadSafeQuestion);
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uiInterface.InitMessage.disconnect_all_slots();
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uiInterface.InitMessage.connect(metrics_InitMessage);
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}
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std::string DisplayDuration(int64_t duration, DurationFormat format)
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{
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int64_t days = duration / (24 * 60 * 60);
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int64_t hours = (duration - (days * 24 * 60 * 60)) / (60 * 60);
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int64_t minutes = (duration - (((days * 24) + hours) * 60 * 60)) / 60;
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int64_t seconds = duration - (((((days * 24) + hours) * 60) + minutes) * 60);
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std::string strDuration;
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if (format == DurationFormat::REDUCED) {
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if (days > 0) {
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strDuration = strprintf(_("%d days"), days);
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} else if (hours > 0) {
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strDuration = strprintf(_("%d hours"), hours);
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} else if (minutes > 0) {
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strDuration = strprintf(_("%d minutes"), minutes);
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} else {
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strDuration = strprintf(_("%d seconds"), seconds);
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}
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} else {
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if (days > 0) {
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strDuration = strprintf(_("%d days, %d hours, %d minutes, %d seconds"), days, hours, minutes, seconds);
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} else if (hours > 0) {
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strDuration = strprintf(_("%d hours, %d minutes, %d seconds"), hours, minutes, seconds);
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} else if (minutes > 0) {
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strDuration = strprintf(_("%d minutes, %d seconds"), minutes, seconds);
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} else {
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strDuration = strprintf(_("%d seconds"), seconds);
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}
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}
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return strDuration;
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}
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std::string DisplaySize(size_t value)
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{
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double coef = 1.0;
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if (value < 1024.0 * coef)
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return strprintf(_("%d Bytes"), value);
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coef *= 1024.0;
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if (value < 1024.0 * coef)
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return strprintf(_("%.2f KiB"), value / coef);
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coef *= 1024.0;
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if (value < 1024.0 * coef)
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return strprintf(_("%.2f MiB"), value / coef);
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coef *= 1024.0;
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if (value < 1024.0 * coef)
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return strprintf(_("%.2f GiB"), value / coef);
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coef *= 1024.0;
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return strprintf(_("%.2f TiB"), value / coef);
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}
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std::string DisplayHashRate(double value)
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{
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double coef = 1.0;
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if (value < 1000.0 * coef)
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return strprintf(_("%.3f Sol/s"), value);
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coef *= 1000.0;
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if (value < 1000.0 * coef)
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return strprintf(_("%.3f kSol/s"), value / coef);
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coef *= 1000.0;
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if (value < 1000.0 * coef)
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return strprintf(_("%.3f MSol/s"), value / coef);
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coef *= 1000.0;
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if (value < 1000.0 * coef)
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return strprintf(_("%.3f GSol/s"), value / coef);
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coef *= 1000.0;
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return strprintf(_("%.3f TSol/s"), value / coef);
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}
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std::optional<int64_t> SecondsLeftToNextEpoch(const Consensus::Params& params, int currentHeight)
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{
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auto nextHeight = NextActivationHeight(currentHeight, params);
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if (nextHeight) {
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return (nextHeight.value() - currentHeight) * params.PoWTargetSpacing(nextHeight.value() - 1);
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} else {
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return std::nullopt;
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}
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}
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struct MetricsStats {
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int height;
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int64_t currentHeadersHeight;
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int64_t currentHeadersTime;
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size_t connections;
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int64_t netsolps;
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};
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MetricsStats loadStats()
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{
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int height;
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int64_t currentHeadersHeight;
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int64_t currentHeadersTime;
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size_t connections;
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int64_t netsolps;
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{
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LOCK(cs_main);
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height = chainActive.Height();
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currentHeadersHeight = pindexBestHeader ? pindexBestHeader->nHeight: -1;
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currentHeadersTime = pindexBestHeader ? pindexBestHeader->nTime : 0;
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netsolps = GetNetworkHashPS(120, -1);
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}
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{
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LOCK(cs_vNodes);
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connections = vNodes.size();
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}
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return MetricsStats {
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height,
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currentHeadersHeight,
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currentHeadersTime,
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connections,
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netsolps
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};
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}
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int printStats(MetricsStats stats, bool isScreen, bool mining)
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{
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// Number of lines that are always displayed
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int lines = 5;
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const Consensus::Params& params = Params().GetConsensus();
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auto localsolps = GetLocalSolPS();
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if (IsInitialBlockDownload(Params().GetConsensus())) {
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if (fReindex) {
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int downloadPercent = nSizeReindexed * 100 / nFullSizeToReindex;
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std::cout << " " << _("Reindexing blocks") << " | "
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<< DisplaySize(nSizeReindexed) << " / " << DisplaySize(nFullSizeToReindex)
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<< " (" << downloadPercent << "%, " << stats.height << " " << _("blocks") << ")" << std::endl;
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} else {
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int nHeaders = stats.currentHeadersHeight;
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if (nHeaders < 0)
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nHeaders = 0;
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int netheight = stats.currentHeadersHeight == -1 || stats.currentHeadersTime == 0 ?
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0 : EstimateNetHeight(params, stats.currentHeadersHeight, stats.currentHeadersTime);
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if (netheight < nHeaders)
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netheight = nHeaders;
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if (netheight <= 0)
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netheight = 1;
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int downloadPercent = stats.height * 100 / netheight;
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std::cout << " " << _("Downloading blocks") << " | "
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<< stats.height << " (" << nHeaders << " " << _("headers") << ") / ~" << netheight
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<< " (" << downloadPercent << "%)" << std::endl;
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if (isScreen) {
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// Draw 50-character progress bar, which will fit into a 79-character line.
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int blockChars = downloadPercent / 2;
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int headerChars = (nHeaders * 50) / netheight;
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// Start with background colour reversed for "full" bar.
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std::cout << " | [[7m";
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for (auto i : boost::irange(0, 50)) {
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if (i == headerChars) {
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// Switch to normal background colour for "empty" bar.
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std::cout << "[0m";
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} else if (i == blockChars) {
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// Switch to distinct colour for "headers" bar.
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std::cout << "[0;43m";
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}
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std::cout << " ";
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}
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// Ensure that colour is reset after the progress bar is printed.
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std::cout << "[0m]" << std::endl;
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lines++;
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}
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}
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} else {
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std::cout << " " << _("Block height") << " | " << stats.height << std::endl;
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}
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auto secondsLeft = SecondsLeftToNextEpoch(params, stats.height);
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std::string strUpgradeTime;
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if (secondsLeft) {
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auto nextHeight = NextActivationHeight(stats.height, params).value();
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auto nextBranch = NextEpoch(stats.height, params).value();
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strUpgradeTime = strprintf(_("%s at block height %d, in around %s"),
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NetworkUpgradeInfo[nextBranch].strName, nextHeight, DisplayDuration(secondsLeft.value(), DurationFormat::REDUCED));
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}
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else {
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strUpgradeTime = "Unknown";
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}
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std::cout << " " << _("Next upgrade") << " | " << strUpgradeTime << std::endl;
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std::cout << " " << _("Connections") << " | " << stats.connections << std::endl;
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std::cout << " " << _("Network solution rate") << " | " << DisplayHashRate(stats.netsolps) << std::endl;
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if (mining && miningTimer.running()) {
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std::cout << " " << _("Local solution rate") << " | " << DisplayHashRate(localsolps) << std::endl;
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lines++;
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}
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std::cout << std::endl;
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return lines;
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}
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int printMiningStatus(bool mining)
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{
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#ifdef ENABLE_MINING
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// Number of lines that are always displayed
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int lines = 1;
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if (mining) {
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auto nThreads = miningTimer.threadCount();
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if (nThreads > 0) {
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std::cout << strprintf(_("You are mining with the %s solver on %d threads."),
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GetArg("-equihashsolver", "default"), nThreads) << std::endl;
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} else {
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bool fvNodesEmpty;
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{
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LOCK(cs_vNodes);
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fvNodesEmpty = vNodes.empty();
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}
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if (fvNodesEmpty) {
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std::cout << _("Mining is paused while waiting for connections.") << std::endl;
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} else if (IsInitialBlockDownload(Params().GetConsensus())) {
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std::cout << _("Mining is paused while downloading blocks.") << std::endl;
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} else {
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std::cout << _("Mining is paused (a JoinSplit may be in progress).") << std::endl;
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}
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}
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lines++;
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} else if (Params().NetworkIDString() != "main") {
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std::cout << _("You are currently not mining.") << std::endl;
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std::cout << _("To enable mining, add 'gen=1' to your zcash.conf and restart.") << std::endl;
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lines += 2;
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}
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std::cout << std::endl;
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return lines;
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#else // ENABLE_MINING
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return 0;
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#endif // !ENABLE_MINING
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}
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int printMetrics(size_t cols, bool mining)
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{
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// Number of lines that are always displayed
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int lines = 3;
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// Calculate and display uptime
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std::string duration = DisplayDuration(GetUptime(), DurationFormat::FULL);
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std::string strDuration = strprintf(_("Since starting this node %s ago:"), duration);
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std::cout << strDuration << std::endl;
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lines += (strDuration.size() / cols);
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int validatedCount = transactionsValidated.get();
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if (validatedCount > 1) {
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std::cout << "- " << strprintf(_("You have validated %d transactions!"), validatedCount) << std::endl;
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} else if (validatedCount == 1) {
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std::cout << "- " << _("You have validated a transaction!") << std::endl;
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} else {
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std::cout << "- " << _("You have validated no transactions.") << std::endl;
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}
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if (mining && loaded) {
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std::cout << "- " << strprintf(_("You have completed %d Equihash solver runs."), ehSolverRuns.get()) << std::endl;
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lines++;
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int mined = 0;
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int orphaned = 0;
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CAmount immature {0};
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CAmount mature {0};
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{
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LOCK2(cs_main, cs_metrics);
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boost::strict_lock_ptr<std::list<uint256>> u = trackedBlocks.synchronize();
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const Consensus::Params& consensusParams = Params().GetConsensus();
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auto tipHeight = chainActive.Height();
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// Update orphans and calculate subsidies
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std::list<uint256>::iterator it = u->begin();
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while (it != u->end()) {
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auto hash = *it;
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if (mapBlockIndex.count(hash) > 0 &&
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chainActive.Contains(mapBlockIndex[hash])) {
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int height = mapBlockIndex[hash]->nHeight;
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CAmount subsidy = GetBlockSubsidy(height, consensusParams);
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if ((height > 0) && (height <= consensusParams.GetLastFoundersRewardBlockHeight(height))) {
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subsidy -= subsidy/5;
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}
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if (std::max(0, COINBASE_MATURITY - (tipHeight - height)) > 0) {
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immature += subsidy;
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} else {
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mature += subsidy;
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}
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it++;
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} else {
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it = u->erase(it);
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}
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}
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mined = minedBlocks.get();
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orphaned = mined - u->size();
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}
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if (mined > 0) {
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std::string units = Params().CurrencyUnits();
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std::cout << "- " << strprintf(_("You have mined %d blocks!"), mined) << std::endl;
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std::cout << " "
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<< strprintf(_("Orphaned: %d blocks, Immature: %u %s, Mature: %u %s"),
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orphaned,
|
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FormatMoney(immature), units,
|
||
FormatMoney(mature), units)
|
||
<< std::endl;
|
||
lines += 2;
|
||
}
|
||
}
|
||
std::cout << std::endl;
|
||
|
||
return lines;
|
||
}
|
||
|
||
int printMessageBox(size_t cols)
|
||
{
|
||
boost::strict_lock_ptr<std::list<std::string>> u = messageBox.synchronize();
|
||
|
||
if (u->size() == 0) {
|
||
return 0;
|
||
}
|
||
|
||
int lines = 2 + u->size();
|
||
std::cout << _("Messages:") << std::endl;
|
||
for (auto it = u->cbegin(); it != u->cend(); ++it) {
|
||
auto msg = FormatParagraph(*it, cols, 2);
|
||
std::cout << "- " << msg << std::endl;
|
||
// Handle newlines and wrapped lines
|
||
size_t i = 0;
|
||
size_t j = 0;
|
||
while (j < msg.size()) {
|
||
i = msg.find('\n', j);
|
||
if (i == std::string::npos) {
|
||
i = msg.size();
|
||
} else {
|
||
// Newline
|
||
lines++;
|
||
}
|
||
j = i + 1;
|
||
}
|
||
}
|
||
std::cout << std::endl;
|
||
return lines;
|
||
}
|
||
|
||
int printInitMessage()
|
||
{
|
||
if (loaded) {
|
||
return 0;
|
||
}
|
||
|
||
std::string msg = *initMessage;
|
||
std::cout << _("Init message:") << " " << msg << std::endl;
|
||
std::cout << std::endl;
|
||
|
||
if (msg == _("Done loading")) {
|
||
loaded = true;
|
||
}
|
||
|
||
return 2;
|
||
}
|
||
|
||
#ifdef WIN32
|
||
bool enableVTMode()
|
||
{
|
||
// Set output mode to handle virtual terminal sequences
|
||
HANDLE hOut = GetStdHandle(STD_OUTPUT_HANDLE);
|
||
if (hOut == INVALID_HANDLE_VALUE) {
|
||
return false;
|
||
}
|
||
|
||
DWORD dwMode = 0;
|
||
if (!GetConsoleMode(hOut, &dwMode)) {
|
||
return false;
|
||
}
|
||
|
||
dwMode |= ENABLE_VIRTUAL_TERMINAL_PROCESSING;
|
||
if (!SetConsoleMode(hOut, dwMode)) {
|
||
return false;
|
||
}
|
||
return true;
|
||
}
|
||
#endif
|
||
|
||
void ThreadShowMetricsScreen()
|
||
{
|
||
// Make this thread recognisable as the metrics screen thread
|
||
RenameThread("zcash-metrics-screen");
|
||
|
||
// 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);
|
||
|
||
if (isScreen) {
|
||
#ifdef WIN32
|
||
enableVTMode();
|
||
#endif
|
||
|
||
// Clear screen
|
||
std::cout << "\e[2J";
|
||
|
||
// Print art
|
||
std::cout << METRICS_ART << std::endl;
|
||
std::cout << std::endl;
|
||
|
||
// Thank you text
|
||
std::cout << strprintf(_("Thank you for running a %s zcashd v%s node!"), WhichNetwork(), FormatVersion(CLIENT_VERSION)) << std::endl;
|
||
std::cout << _("You're helping to strengthen the network and contributing to a social good :)") << std::endl;
|
||
|
||
// Privacy notice text
|
||
std::cout << PrivacyInfo();
|
||
std::cout << std::endl;
|
||
}
|
||
|
||
while (true) {
|
||
// Number of lines that are always displayed
|
||
int lines = 1;
|
||
int cols = 80;
|
||
|
||
// Get current window size
|
||
if (isTTY) {
|
||
#ifdef WIN32
|
||
CONSOLE_SCREEN_BUFFER_INFO csbi;
|
||
if (GetConsoleScreenBufferInfo(GetStdHandle(STD_OUTPUT_HANDLE), &csbi) != 0) {
|
||
cols = csbi.srWindow.Right - csbi.srWindow.Left + 1;
|
||
}
|
||
#else
|
||
struct winsize w;
|
||
w.ws_col = 0;
|
||
if (ioctl(STDOUT_FILENO, TIOCGWINSZ, &w) != -1 && w.ws_col != 0) {
|
||
cols = w.ws_col;
|
||
}
|
||
#endif
|
||
}
|
||
|
||
// Lock and fetch stats before erasing the screen, in case we block.
|
||
std::optional<MetricsStats> metricsStats;
|
||
if (loaded) {
|
||
metricsStats = loadStats();
|
||
}
|
||
|
||
if (isScreen) {
|
||
// Erase below current position
|
||
std::cout << "\e[J";
|
||
}
|
||
|
||
// Miner status
|
||
#ifdef ENABLE_MINING
|
||
bool mining = GetBoolArg("-gen", false);
|
||
#else
|
||
bool mining = false;
|
||
#endif
|
||
|
||
if (loaded) {
|
||
lines += printStats(metricsStats.value(), isScreen, mining);
|
||
lines += printMiningStatus(mining);
|
||
}
|
||
lines += printMetrics(cols, mining);
|
||
lines += printMessageBox(cols);
|
||
lines += printInitMessage();
|
||
|
||
if (isScreen) {
|
||
// Explain how to exit
|
||
std::cout << "[";
|
||
#ifdef WIN32
|
||
std::cout << _("'zcash-cli.exe stop' to exit");
|
||
#else
|
||
std::cout << _("Press Ctrl+C to exit");
|
||
#endif
|
||
std::cout << "] [" << _("Set 'showmetrics=0' to hide") << "]" << std::endl;
|
||
} else {
|
||
// Print delineator
|
||
std::cout << "----------------------------------------" << std::endl;
|
||
}
|
||
|
||
*nNextRefresh = GetTime() + nRefresh;
|
||
while (GetTime() < *nNextRefresh) {
|
||
boost::this_thread::interruption_point();
|
||
MilliSleep(200);
|
||
}
|
||
|
||
if (isScreen) {
|
||
// Return to the top of the updating section
|
||
std::cout << "\e[" << lines << "A";
|
||
}
|
||
}
|
||
}
|