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package de.pewpewproject.lasertag.mixin; |
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import com.google.common.collect.Streams; |
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import com.mojang.logging.LogUtils; |
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import de.pewpewproject.lasertag.LasertagMod; |
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import net.minecraft.Bootstrap; |
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import net.minecraft.server.dedicated.DedicatedServerWatchdog; |
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import net.minecraft.util.Util; |
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import net.minecraft.util.crash.CrashReport; |
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import net.minecraft.util.crash.CrashReportSection; |
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import net.minecraft.util.registry.RegistryKey; |
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import net.minecraft.world.GameRules; |
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import org.spongepowered.asm.mixin.Mixin; |
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import org.spongepowered.asm.mixin.injection.At; |
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import org.spongepowered.asm.mixin.injection.Inject; |
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import org.spongepowered.asm.mixin.injection.callback.CallbackInfo; |
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import java.io.File; |
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import java.lang.management.ManagementFactory; |
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import java.lang.management.ThreadInfo; |
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import java.lang.management.ThreadMXBean; |
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import java.util.Locale; |
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import java.util.stream.Collectors; |
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/** |
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* Mixin into the DedicatedServerWatchdog.class to disable the watchdog during map load |
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* |
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* @author Étienne Muser |
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*/ |
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@Mixin(DedicatedServerWatchdog.class) |
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public abstract class DedicatedServerWatchdogMixin { |
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private boolean isIgnoring = false; |
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@Inject(method = "run()V", at = @At("HEAD"), cancellable = true) |
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private void runOverride(CallbackInfo ci) { |
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var thisWD = ((DedicatedServerWatchdog) (Object) this); |
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while (thisWD.server.isRunning()) { |
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// Get the game managers |
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var gameManager = thisWD.server.getOverworld().getServerLasertagManager(); |
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var arenaManager = gameManager.getArenaManager(); |
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// If map is loading, ignore |
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if (arenaManager.isLoading()) { |
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this.isIgnoring = true; |
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} |
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long lastServerTimeReference = ((DedicatedServerWatchdog) (Object) this).server.getTimeReference(); |
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long now = Util.getMeasuringTimeMs(); |
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long difference = now - lastServerTimeReference; |
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if (difference > ((DedicatedServerWatchdog) (Object) this).maxTickTime) { |
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if (!this.isIgnoring) { |
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DedicatedServerWatchdog.LOGGER.error(LogUtils.FATAL_MARKER, "A single server tick took {} seconds (should be max {})", String.format(Locale.ROOT, "%.2f", (float) difference / 1000.0F), String.format(Locale.ROOT, "%.2f", 0.05F)); |
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DedicatedServerWatchdog.LOGGER.error(LogUtils.FATAL_MARKER, "Considering it to be crashed, server will forcibly shutdown."); |
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ThreadMXBean threadMXBean = ManagementFactory.getThreadMXBean(); |
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ThreadInfo[] threadInfos = threadMXBean.dumpAllThreads(true, true); |
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StringBuilder stringBuilder = new StringBuilder(); |
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Error error = new Error("Watchdog"); |
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ThreadInfo[] var11 = threadInfos; |
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int var12 = threadInfos.length; |
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for (int var13 = 0; var13 < var12; ++var13) { |
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ThreadInfo threadInfo = var11[var13]; |
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if (threadInfo.getThreadId() == ((DedicatedServerWatchdog) (Object) this).server.getThread().getId()) { |
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error.setStackTrace(threadInfo.getStackTrace()); |
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} |
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stringBuilder.append(threadInfo); |
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stringBuilder.append("\n"); |
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} |
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CrashReport crashReport = new CrashReport("Watching Server", error); |
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((DedicatedServerWatchdog) (Object) this).server.addSystemDetails(crashReport.getSystemDetailsSection()); |
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CrashReportSection crashReportSection = crashReport.addElement("Thread Dump"); |
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crashReportSection.add("Threads", stringBuilder); |
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CrashReportSection crashReportSection2 = crashReport.addElement("Performance stats"); |
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crashReportSection2.add("Random tick rate", () -> ((DedicatedServerWatchdog) (Object) this).server.getSaveProperties().getGameRules().get(GameRules.RANDOM_TICK_SPEED).toString()); |
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crashReportSection2.add("Level stats", () -> Streams.stream(((DedicatedServerWatchdog) (Object) this).server.getWorlds()).map((serverWorld) -> { |
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RegistryKey var10000 = serverWorld.getRegistryKey(); |
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return "" + var10000 + ": " + serverWorld.getDebugString(); |
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}).collect(Collectors.joining(",\n"))); |
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Bootstrap.println("Crash report:\n" + crashReport.asString()); |
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File file = new File(new File(((DedicatedServerWatchdog) (Object) this).server.getRunDirectory(), "crash-reports"), "crash-" + Util.getFormattedCurrentTime() + "-server.txt"); |
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if (crashReport.writeToFile(file)) { |
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DedicatedServerWatchdog.LOGGER.error("This crash report has been saved to: {}", file.getAbsolutePath()); |
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} else { |
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DedicatedServerWatchdog.LOGGER.error("We were unable to save this crash report to disk."); |
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} |
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((DedicatedServerWatchdog) (Object) this).shutdown(); |
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} else { |
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// Only ignore the first time |
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this.isIgnoring = false; |
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LasertagMod.LOGGER.info("Watchdog now not ignoring anymore."); |
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} |
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} |
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try { |
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Thread.sleep(((DedicatedServerWatchdog) (Object) this).maxTickTime); |
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} catch (InterruptedException ignored) { |
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} |
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} |
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ci.cancel(); |
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} |
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} |
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efibs /
mc-lasertag-mod
