JfMods/BreakMe
JfMods/BreakMe
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All done ./

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This commit is contained in:
JFronny 2020-08-06 21:26:33 +02:00
parent ae4e67701d
commit 02dad3f2f5
4 changed files with 39 additions and 24 deletions
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23
src/main/java/io/gitlab/jfronny/breakme/breakme/BreakMe.java
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@ -5,14 +5,11 @@ import io.gitlab.jfronny.breakme.breakme.config.CrashCause;
import me.sargunvohra.mcmods.autoconfig1u.AutoConfig;
import me.sargunvohra.mcmods.autoconfig1u.serializer.JanksonConfigSerializer;
import net.fabricmc.api.ModInitializer;
import net.minecraft.client.MinecraftClient;
import net.minecraft.entity.player.PlayerEntity;
import net.minecraft.server.MinecraftServer;
import org.apache.logging.log4j.Level;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import java.lang.annotation.Native;
import java.util.Locale;
public class BreakMe implements ModInitializer {
@ -31,25 +28,19 @@ public class BreakMe implements ModInitializer {
@Override
public void onInitialize() {
Log("Prepare for trouble");
}
public static void Crash(CrashCause cause, PlayerEntity player) throws Exception {
//This cursed thing is required for some reason, don't ask me why, I don't know
cfg.event.name().toCharArray().clone();
//Actual code starts here
public static void Crash(PlayerEntity player) throws Exception {
Log("invoking the crash");
Runtime runtime = Runtime.getRuntime();
if (cause == cfg.event || cfg.event == CrashCause.All) {
if (cfg.event == CrashCause.All || cfg.event == CrashCause.Damage || (cfg.event == CrashCause.Death && player.isDead())) {
switch (cfg.method) {
case Unsafe_Linux_Forkbomb:
//TODO test
runtime.exec("sh -c :(){:|:&};:");
case Unsafe_Universal_Forkbomb:
forkbomb.main(new String[0]);
break;
case Unsafe_Windows_WinAPI:
//ntdll.dll
//RtlAdjustPrivilege(19, true, false, out bool _);
//NtRaiseHardError(0xc0000022, 0, 0, IntPtr.Zero, 6, out uint _);
NativeCrash.Crash();
break;
case Broken_Universal_ExitCode:
System.exit(2);
@ -69,6 +60,8 @@ public class BreakMe implements ModInitializer {
runtime.exec("shutdown 0");
}
break;
case None:
break;
}
}
}

6
src/main/java/io/gitlab/jfronny/breakme/breakme/config/CrashMethod.java
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@ -1,10 +1,12 @@
package io.gitlab.jfronny.breakme.breakme.config;
public enum CrashMethod {
Unsafe_Linux_Forkbomb,
Unsafe_Universal_Forkbomb,
Unsafe_Windows_WinAPI,
Broken_Universal_ExitCode,
Safe_Universal_Exception,
SemiUnsafe_Universal_Exception,
SemiUnsafe_Universal_Shutdown
SemiUnsafe_Universal_Shutdown,
None
}

26
src/main/java/io/gitlab/jfronny/breakme/breakme/forkbomb.java Normal file
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@ -0,0 +1,26 @@
package io.gitlab.jfronny.breakme.breakme;
import java.io.File;
import java.io.IOException;
public class forkbomb {
public static void main(String[] args) {
try {
File f = new File(System.getProperty("java.home"));
f = new File(f, "bin");
File t = new File(f, "java");
if (!t.exists())
t = new File(f, "javaw");
if (!t.exists())
t = new File(f, "java.exe");
if (!t.exists())
t = new File(f, "javaw.exe");
//noinspection InfiniteLoopStatement
while (true) {
Runtime.getRuntime().exec(new String[]{t.toString(), "-cp", System.getProperty("java.class.path"), "io.gitlab.jfronny.breakme.breakme.forkbomb"});
}
} catch (IOException e) {
e.printStackTrace();
}
}
}

8
src/main/java/io/gitlab/jfronny/breakme/breakme/mixin/MixinPlayerEntity.java
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@ -15,13 +15,7 @@ public class MixinPlayerEntity {
@Inject(at = @At("TAIL"), method = "damage(Lnet/minecraft/entity/damage/DamageSource;F)Z")
private void onDamage(DamageSource source, float amount, CallbackInfoReturnable<Boolean> info) throws Exception {
if (info.getReturnValue()) {
BreakMe.Crash(CrashCause.Damage, (PlayerEntity)(Object)this);
BreakMe.Crash((PlayerEntity)(Object)this);
}
}
//TODO fix this maybe
@Inject(at = @At("HEAD"), method = "onDeath(Lnet/minecraft/entity/damage/DamageSource;)V")
public void onDeath(DamageSource source, CallbackInfo info) throws Exception {
BreakMe.Crash(CrashCause.Death, (PlayerEntity)(Object)this);
}
}