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ef0e5a642d
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: 9ae3f10f SPIGOT-3842: Add Player#fireworkBoost() and expand Firework API 48c0c547 PR-786: Add methods to get sounds from entities CraftBukkit Changes: 5cc9c022a SPIGOT-7152: Handle hand item changing during air interact event 4ffa1acf6 SPIGOT-7154: Players get kicked when interacting with a conversation 4daa21123 SPIGOT-3842: Add Player#fireworkBoost() and expand Firework API e5d6a9bbf PR-1100: Add methods to get sounds from entities b7e9f1c8b SPIGOT-7146: Reduce use of Material switch in ItemMeta Spigot Changes: 4c157bb4 Rebuild patches
41 lines
2.8 KiB
Diff
41 lines
2.8 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Shane Freeder <theboyetronic@gmail.com>
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Date: Sat, 12 Dec 2020 23:45:28 +0000
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Subject: [PATCH] Limit recipe packets
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diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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index 8e12c4d4b54c2f0a265dc627d7981282fc6fda6e..32227020d0cba1aba3ec0fcda5f4b4cd4b1ce394 100644
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--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
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@@ -263,6 +263,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
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// CraftBukkit start - multithreaded fields
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private final AtomicInteger chatSpamTickCount = new AtomicInteger();
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private final java.util.concurrent.atomic.AtomicInteger tabSpamLimiter = new java.util.concurrent.atomic.AtomicInteger(); // Paper - configurable tab spam limits
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+ private final java.util.concurrent.atomic.AtomicInteger recipeSpamPackets = new java.util.concurrent.atomic.AtomicInteger(); // Paper - auto recipe limit
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// CraftBukkit end
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private int dropSpamTickCount;
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private double firstGoodX;
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@@ -425,6 +426,7 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
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// CraftBukkit start
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for (int spam; (spam = this.chatSpamTickCount.get()) > 0 && !this.chatSpamTickCount.compareAndSet(spam, spam - 1); ) ;
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if (tabSpamLimiter.get() > 0) tabSpamLimiter.getAndDecrement(); // Paper - split to seperate variable
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+ if (recipeSpamPackets.get() > 0) recipeSpamPackets.getAndDecrement(); // Paper
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/* Use thread-safe field access instead
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if (this.chatSpamTickCount > 0) {
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--this.chatSpamTickCount;
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@@ -3247,6 +3249,14 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Tic
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@Override
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public void handlePlaceRecipe(ServerboundPlaceRecipePacket packet) {
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+ // Paper start
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+ if (!org.bukkit.Bukkit.isPrimaryThread()) {
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+ if (recipeSpamPackets.addAndGet(io.papermc.paper.configuration.GlobalConfiguration.get().spamLimiter.recipeSpamIncrement) > io.papermc.paper.configuration.GlobalConfiguration.get().spamLimiter.recipeSpamLimit) {
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+ server.scheduleOnMain(() -> this.disconnect(net.minecraft.network.chat.Component.translatable("disconnect.spam", new Object[0]))); // Paper
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+ return;
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+ }
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+ }
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+ // Paper end
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PacketUtils.ensureRunningOnSameThread(packet, this, this.player.getLevel());
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this.player.resetLastActionTime();
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if (!this.player.isSpectator() && this.player.containerMenu.containerId == packet.getContainerId() && this.player.containerMenu instanceof RecipeBookMenu) {
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