3
0
Mirror von https://github.com/PaperMC/Paper.git synchronisiert 2024-12-16 03:20:07 +01:00
Paper/patches/server/0534-Limit-recipe-packets.patch
Nassim Jahnke 0ddd20c6f7
Updated Upstream (CraftBukkit/Spigot)
Upstream has released updates that appear to apply and compile correctly.
This update has not been tested by PaperMC and as with ANY update, please do your own testing

CraftBukkit Changes:
ead719a65 SPIGOT-7136: Cancelling PlayerInteractEntityEvent with the Allay desyncs
8468e167e SPIGOT-7137: StructureGrowEvent isFromBonemeal and getPlayer have incorrect values
d45057c59 SPIGOT-7089: Crash when command blocks attempt to load worlds

Spigot Changes:
450dcaa8 Rebuild patches
2022-08-14 10:03:13 +02:00

42 Zeilen
2.8 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Sat, 12 Dec 2020 23:45:28 +0000
Subject: [PATCH] Limit recipe packets
diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index cf490d9f622e7300c36aa4776987e328d151097d..8edaa8bcf250b9d363fe03e2c50b04f34dde8ea0 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -264,6 +264,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
// CraftBukkit start - multithreaded fields
private final AtomicInteger chatSpamTickCount = new AtomicInteger();
private final java.util.concurrent.atomic.AtomicInteger tabSpamLimiter = new java.util.concurrent.atomic.AtomicInteger(); // Paper - configurable tab spam limits
+ private final java.util.concurrent.atomic.AtomicInteger recipeSpamPackets = new java.util.concurrent.atomic.AtomicInteger(); // Paper - auto recipe limit
// CraftBukkit end
private int dropSpamTickCount;
private double firstGoodX;
@@ -431,6 +432,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
// CraftBukkit start
for (int spam; (spam = this.chatSpamTickCount.get()) > 0 && !this.chatSpamTickCount.compareAndSet(spam, spam - 1); ) ;
if (tabSpamLimiter.get() > 0) tabSpamLimiter.getAndDecrement(); // Paper - split to seperate variable
+ if (recipeSpamPackets.get() > 0) recipeSpamPackets.getAndDecrement(); // Paper
/* Use thread-safe field access instead
if (this.chatSpamTickCount > 0) {
--this.chatSpamTickCount;
@@ -3255,6 +3257,14 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
@Override
public void handlePlaceRecipe(ServerboundPlaceRecipePacket packet) {
+ // Paper start
+ if (!org.bukkit.Bukkit.isPrimaryThread()) {
+ if (recipeSpamPackets.addAndGet(io.papermc.paper.configuration.GlobalConfiguration.get().spamLimiter.recipeSpamIncrement) > io.papermc.paper.configuration.GlobalConfiguration.get().spamLimiter.recipeSpamLimit) {
+ server.scheduleOnMain(() -> this.disconnect(net.minecraft.network.chat.Component.translatable("disconnect.spam", new Object[0]))); // Paper
+ return;
+ }
+ }
+ // Paper end
PacketUtils.ensureRunningOnSameThread(packet, this, this.player.getLevel());
this.player.resetLastActionTime();
if (!this.player.isSpectator() && this.player.containerMenu.containerId == packet.getContainerId() && this.player.containerMenu instanceof RecipeBookMenu) {