Paper/patches/server/0486-Buffer-joins-to-world.patch
Nassim Jahnke ef0e5a642d
Updated Upstream (Bukkit/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

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
2022-09-12 13:31:45 +02:00

38 Zeilen
2.0 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Wed, 19 Aug 2020 05:05:54 +0100
Subject: [PATCH] Buffer joins to world
This patch buffers the number of logins which will attempt to join
the world per tick, this attempts to reduce the impact that join floods
has on the server
diff --git a/src/main/java/net/minecraft/network/Connection.java b/src/main/java/net/minecraft/network/Connection.java
index 7f0bcb69a1a14a01bd80ffcba1afb25ceeab19b8..4d2b26fb1ac5663b667ffd16eed379f4a3311677 100644
--- a/src/main/java/net/minecraft/network/Connection.java
+++ b/src/main/java/net/minecraft/network/Connection.java
@@ -396,8 +396,23 @@ public class Connection extends SimpleChannelInboundHandler<Packet<?>> {
}
// Paper end
+ private static final int MAX_PER_TICK = io.papermc.paper.configuration.GlobalConfiguration.get().misc.maxJoinsPerTick; // Paper
+ private static int joinAttemptsThisTick; // Paper
+ private static int currTick; // Paper
public void tick() {
this.flushQueue();
+ // Paper start
+ if (currTick != net.minecraft.server.MinecraftServer.currentTick) {
+ currTick = net.minecraft.server.MinecraftServer.currentTick;
+ joinAttemptsThisTick = 0;
+ }
+ // Paper end
+ if (this.packetListener instanceof net.minecraft.server.network.ServerLoginPacketListenerImpl) {
+ if ( ((net.minecraft.server.network.ServerLoginPacketListenerImpl) this.packetListener).state != net.minecraft.server.network.ServerLoginPacketListenerImpl.State.READY_TO_ACCEPT // Paper
+ || (joinAttemptsThisTick++ < MAX_PER_TICK)) { // Paper - limit the number of joins which can be processed each tick
+ ((net.minecraft.server.network.ServerLoginPacketListenerImpl) this.packetListener).tick();
+ } // Paper
+ }
PacketListener packetlistener = this.packetListener;
if (packetlistener instanceof TickablePacketListener) {