R3944Realms/ModernFix
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Merge 1.18 into 1.19.2

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embeddedt 2023-07-13 17:08:57 -04:00
commit bd179f817f
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4 changed files with 44 additions and 39 deletions
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14
common/src/main/java/org/embeddedt/modernfix/ModernFix.java
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@ -12,7 +12,6 @@ import org.embeddedt.modernfix.core.ModernFixMixinPlugin;
import org.embeddedt.modernfix.platform.ModernFixPlatformHooks;
import org.embeddedt.modernfix.resources.ReloadExecutor;
import org.embeddedt.modernfix.util.ClassInfoManager;
import org.embeddedt.modernfix.world.IntegratedWatchdog;
import java.lang.management.ManagementFactory;
import java.util.concurrent.ExecutorService;
@ -52,19 +51,6 @@ public class ModernFix {
if(ModernFixMixinPlugin.instance.isOptionEnabled("feature.snapshot_easter_egg.NameChange") && !SharedConstants.getCurrentVersion().isStable())
NAME = "PreemptiveFix";
ModernFixPlatformHooks.onServerCommandRegister(ModernFixCommands::register);
if(ModernFixMixinPlugin.instance.isOptionEnabled("feature.spam_thread_dump.ThreadDumper")) {
Thread t = new Thread() {
public void run() {
while(true) {
LOGGER.error("------ DEBUG THREAD DUMP (occurs every 60 seconds) ------");
LOGGER.error(IntegratedWatchdog.obtainThreadDump());
try { Thread.sleep(60000); } catch(InterruptedException e) {}
}
}
};
t.setDaemon(true);
t.start();
}
}
public void onServerStarted() {

15
common/src/main/java/org/embeddedt/modernfix/core/ModernFixMixinPlugin.java
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@ -5,6 +5,7 @@ import org.apache.logging.log4j.Logger;
import org.embeddedt.modernfix.core.config.ModernFixEarlyConfig;
import org.embeddedt.modernfix.core.config.Option;
import org.embeddedt.modernfix.platform.ModernFixPlatformHooks;
import org.embeddedt.modernfix.world.ThreadDumper;
import org.objectweb.asm.tree.*;
import org.spongepowered.asm.mixin.extensibility.IMixinConfigPlugin;
import org.spongepowered.asm.mixin.extensibility.IMixinInfo;
@ -62,6 +63,20 @@ public class ModernFixMixinPlugin implements IMixinConfigPlugin {
/* We abuse the constructor of a mixin plugin as a safe location to start modifying the classloader */
ModernFixPlatformHooks.injectPlatformSpecificHacks();
if(ModernFixMixinPlugin.instance.isOptionEnabled("feature.spam_thread_dump.ThreadDumper")) {
Thread t = new Thread() {
public void run() {
while(true) {
logger.error("------ DEBUG THREAD DUMP (occurs every 60 seconds) ------");
logger.error(ThreadDumper.obtainThreadDump());
try { Thread.sleep(60000); } catch(InterruptedException e) {}
}
}
};
t.setDaemon(true);
t.start();
}
}
}

26
common/src/main/java/org/embeddedt/modernfix/world/IntegratedWatchdog.java
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@ -6,9 +6,6 @@ import net.minecraft.Util;
import net.minecraft.server.MinecraftServer;
import org.slf4j.Logger;
import java.lang.management.ManagementFactory;
import java.lang.management.ThreadInfo;
import java.lang.management.ThreadMXBean;
import java.lang.ref.WeakReference;
public class IntegratedWatchdog extends Thread {
@ -25,27 +22,6 @@ public class IntegratedWatchdog extends Thread {
this.setName("ModernFix integrated server watchdog");
}
public static String obtainThreadDump() {
ThreadMXBean threadmxbean = ManagementFactory.getThreadMXBean();
ThreadInfo[] athreadinfo = threadmxbean.dumpAllThreads(true, true);
StringBuilder sb = new StringBuilder();
sb.append("Thread Dump:\n");
for(ThreadInfo threadinfo : athreadinfo) {
sb.append(threadinfo);
StackTraceElement[] elements = threadinfo.getStackTrace();
if(elements.length > 8) {
sb.append("extended trace:\n");
for(int i = 8; i < elements.length; i++) {
sb.append("\tat ");
sb.append(elements[i]);
sb.append('\n');
}
}
sb.append('\n');
}
return sb.toString();
}
public void run() {
while(true) {
MinecraftServer server = this.server.get();
@ -56,7 +32,7 @@ public class IntegratedWatchdog extends Thread {
long delta = curTime - nextTick;
if(delta > MAX_TICK_DELTA) {
LOGGER.error("A single server tick has taken {}, more than {} milliseconds", delta, MAX_TICK_DELTA);
LOGGER.error(obtainThreadDump());
LOGGER.error(ThreadDumper.obtainThreadDump());
nextTick = 0;
curTime = 0;
}

28
common/src/main/java/org/embeddedt/modernfix/world/ThreadDumper.java Normal file
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@ -0,0 +1,28 @@
package org.embeddedt.modernfix.world;
import java.lang.management.ManagementFactory;
import java.lang.management.ThreadInfo;
import java.lang.management.ThreadMXBean;
public class ThreadDumper {
public static String obtainThreadDump() {
ThreadMXBean threadmxbean = ManagementFactory.getThreadMXBean();
ThreadInfo[] athreadinfo = threadmxbean.dumpAllThreads(true, true);
StringBuilder sb = new StringBuilder();
sb.append("Thread Dump:\n");
for(ThreadInfo threadinfo : athreadinfo) {
sb.append(threadinfo);
StackTraceElement[] elements = threadinfo.getStackTrace();
if(elements.length > 8) {
sb.append("extended trace:\n");
for(int i = 8; i < elements.length; i++) {
sb.append("\tat ");
sb.append(elements[i]);
sb.append('\n');
}
}
sb.append('\n');
}
return sb.toString();
}
}