13
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geforkt von Mirrors/Paper
Paper/patches/server/0455-Limit-recipe-packets.patch
Jake Potrebic ac554ad46d
Updated Upstream (Bukkit/CraftBukkit) (#10691)
Updated Upstream (Bukkit/CraftBukkit)

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

Bukkit Changes:
fa99e752 PR-1007: Add ItemMeta#getAsComponentString()
94a91782 Fix copy-pasted BlockType.Typed documentation
9b34ac8c Largely restore deprecated PotionData API
51a6449b PR-1008: Deprecate ITEMS_TOOLS, removed in 1.20.5
702d15fe Fix Javadoc reference
42f6cdf4 PR-919: Add internal ItemType and BlockType, delegate Material methods to them
237bb37b SPIGOT-1166, SPIGOT-7647: Expose Damager BlockState in EntityDamageByBlockEvent
035ea146 SPIGOT-6993: Allow #setVelocity to change the speed of a fireball and add a note to #setDirection about it
8c7880fb PR-1004: Improve field rename handling and centralize conversion between bukkit and string more
87c90e93 SPIGOT-7650: Add DamageSource for EntityDeathEvent and PlayerDeathEvent

CraftBukkit Changes:
4af0f22e8 SPIGOT-7664: Item meta should prevail over block states
c2ccc46ec SPIGOT-7666: Fix access to llama and horse special slot
124ac66d7 SPIGOT-7665: Fix ThrownPotion#getEffects() implementation only bringing custom effects
66f1f439a Restore null page behaviour of signed books even though not strictly allowed by API
6118e5398 Fix regression listening to minecraft:brand custom payloads
c1a26b366 Fix unnecessary and potential not thread-safe chat visibility check
12360a7ec Remove unused imports
147b098b4 PR-1397: Add ItemMeta#getAsComponentString()
428aefe0e Largely restore deprecated PotionData API
afe5b5ee9 PR-1275: Add internal ItemType and BlockType, delegate Material methods to them
8afeafa7d SPIGOT-1166, SPIGOT-7647: Expose Damager BlockState in EntityDamageByBlockEvent
4e7d749d4 SPIGOT-6993: Allow #setVelocity to change the speed of a fireball and add a note to #setDirection about it
441880757 Support both entity_data and bucket_entity_data on axolotl/fish buckets
0e22fdd1e Fix custom direct BlockState being not correctly set in DamageSource
f2182ed47 SPIGOT-7659: TropicalFishBucketMeta should use BUCKET_ENTITY_DATA
2a6207fe1 PR-1393: Improve field rename handling and centralize conversion between bukkit and string more
c024a5039 SPIGOT-7650: Add DamageSource for EntityDeathEvent and PlayerDeathEvent
741b84480 PR-1390: Improve internal handling of damage sources
0364df4e1 SPIGOT-7657: Error when loading angry entities
2024-05-11 23:48:37 +02:00

42 Zeilen
2.9 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 a1f17d1044d6ecb05c98af45e77f92229e377114..35c8aa3971de05be66acd49b6a0b76cba59f93ac 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -266,6 +266,7 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
// 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;
@@ -384,6 +385,7 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
// CraftBukkit start
for (int spam; (spam = this.chatSpamTickCount.get()) > 0 && !this.chatSpamTickCount.compareAndSet(spam, spam - 1); ) ;
if (tabSpamLimiter.get() > 0) tabSpamLimiter.getAndDecrement(); // Paper - configurable tab spam limits
+ if (recipeSpamPackets.get() > 0) recipeSpamPackets.getAndDecrement(); // Paper - auto recipe limit
/* Use thread-safe field access instead
if (this.chatSpamTickCount > 0) {
--this.chatSpamTickCount;
@@ -3053,6 +3055,14 @@ public class ServerGamePacketListenerImpl extends ServerCommonPacketListenerImpl
@Override
public void handlePlaceRecipe(ServerboundPlaceRecipePacket packet) {
+ // Paper start - auto recipe limit
+ if (!org.bukkit.Bukkit.isPrimaryThread()) {
+ if (this.recipeSpamPackets.addAndGet(io.papermc.paper.configuration.GlobalConfiguration.get().spamLimiter.recipeSpamIncrement) > io.papermc.paper.configuration.GlobalConfiguration.get().spamLimiter.recipeSpamLimit) {
+ this.server.scheduleOnMain(() -> this.disconnect(net.minecraft.network.chat.Component.translatable("disconnect.spam")));
+ return;
+ }
+ }
+ // Paper end - auto recipe limit
PacketUtils.ensureRunningOnSameThread(packet, this, this.player.serverLevel());
this.player.resetLastActionTime();
if (!this.player.isSpectator() && this.player.containerMenu.containerId == packet.getContainerId() && this.player.containerMenu instanceof RecipeBookMenu) {