mirror of
https://github.com/PaperMC/Paper.git
synced 2024-11-23 11:06:29 +01:00
75 lines
4.3 KiB
Diff
75 lines
4.3 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/com/destroystokyo/paper/PaperConfig.java b/src/main/java/com/destroystokyo/paper/PaperConfig.java
|
|
index 7d50aded88f5b7dfebaea1aebc86231f7b5c4e25..652d87fc5d566dba8018c81676329f0e0bca471b 100644
|
|
--- a/src/main/java/com/destroystokyo/paper/PaperConfig.java
|
|
+++ b/src/main/java/com/destroystokyo/paper/PaperConfig.java
|
|
@@ -334,6 +334,13 @@ public class PaperConfig {
|
|
tabSpamLimit = getInt("settings.spam-limiter.tab-spam-limit", tabSpamLimit);
|
|
}
|
|
|
|
+ public static int autoRecipeIncrement = 1;
|
|
+ public static int autoRecipeLimit = 20;
|
|
+ private static void autoRecipieLimiters() {
|
|
+ autoRecipeIncrement = getInt("settings.spam-limiter.recipe-spam-increment", autoRecipeIncrement);
|
|
+ autoRecipeLimit = getInt("settings.spam-limiter.recipe-spam-limit", autoRecipeLimit);
|
|
+ }
|
|
+
|
|
public static boolean velocitySupport;
|
|
public static boolean velocityOnlineMode;
|
|
public static byte[] velocitySecretKey;
|
|
diff --git a/src/main/java/net/minecraft/server/network/PlayerConnection.java b/src/main/java/net/minecraft/server/network/PlayerConnection.java
|
|
index d00c17210b3c0aff40b37ff11f8e9dc6ae1ba948..79c0ef65f3a1d28de73afb3f1891cfc1a0a3dd90 100644
|
|
--- a/src/main/java/net/minecraft/server/network/PlayerConnection.java
|
|
+++ b/src/main/java/net/minecraft/server/network/PlayerConnection.java
|
|
@@ -1,5 +1,6 @@
|
|
package net.minecraft.server.network;
|
|
|
|
+import com.destroystokyo.paper.PaperConfig;
|
|
import com.google.common.collect.Lists;
|
|
import com.google.common.primitives.Doubles;
|
|
import com.google.common.primitives.Floats;
|
|
@@ -176,6 +177,7 @@ import net.minecraft.world.inventory.InventoryClickType;
|
|
import net.minecraft.world.item.crafting.IRecipe;
|
|
import net.minecraft.world.level.RayTrace;
|
|
import net.minecraft.world.phys.MovingObjectPosition;
|
|
+import org.bukkit.Bukkit; // Paper
|
|
import org.bukkit.Location;
|
|
import org.bukkit.craftbukkit.entity.CraftPlayer;
|
|
import org.bukkit.craftbukkit.event.CraftEventFactory;
|
|
@@ -234,6 +236,7 @@ public class PlayerConnection implements PacketListenerPlayIn {
|
|
private volatile int chatThrottle;
|
|
private static final AtomicIntegerFieldUpdater chatSpamField = AtomicIntegerFieldUpdater.newUpdater(PlayerConnection.class, "chatThrottle");
|
|
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 j;
|
|
private final Int2ShortMap k = new Int2ShortOpenHashMap();
|
|
@@ -382,6 +385,7 @@ public class PlayerConnection implements PacketListenerPlayIn {
|
|
// CraftBukkit start
|
|
for (int spam; (spam = this.chatThrottle) > 0 && !chatSpamField.compareAndSet(this, 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.chatThrottle > 0) {
|
|
--this.chatThrottle;
|
|
@@ -2787,6 +2791,14 @@ public class PlayerConnection implements PacketListenerPlayIn {
|
|
|
|
@Override
|
|
public void a(PacketPlayInAutoRecipe packetplayinautorecipe) {
|
|
+ // Paper start
|
|
+ if (!Bukkit.isPrimaryThread()) {
|
|
+ if (recipeSpamPackets.addAndGet(PaperConfig.autoRecipeIncrement) > PaperConfig.autoRecipeLimit) {
|
|
+ minecraftServer.scheduleOnMain(() -> this.disconnect(new ChatMessage("disconnect.spam", new Object[0]))); // Paper
|
|
+ return;
|
|
+ }
|
|
+ }
|
|
+ // Paper end
|
|
PlayerConnectionUtils.ensureMainThread(packetplayinautorecipe, this, this.player.getWorldServer());
|
|
this.player.resetIdleTimer();
|
|
if (!this.player.isSpectator() && this.player.activeContainer.windowId == packetplayinautorecipe.b() && this.player.activeContainer.c(this.player) && this.player.activeContainer instanceof ContainerRecipeBook) {
|