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da9d110d5b
This patch does not appear to be doing anything useful, and may hide errors. Currently, the save logic does not run through this path either so it did not do anything. Additionally, properly implement support for handling RegionFileSizeException in Moonrise.
40 lines
2.1 KiB
Diff
40 lines
2.1 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: Wed, 19 Aug 2020 05:05:54 +0100
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Subject: [PATCH] Buffer joins to world
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This patch buffers the number of logins which will attempt to join
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the world per tick, this attempts to reduce the impact that join floods
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has on the server
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diff --git a/src/main/java/net/minecraft/network/Connection.java b/src/main/java/net/minecraft/network/Connection.java
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index 38947f40864f3661df2eb4baa0aef5740b82f9d9..134810ac91d828d67759cd1ed56f11b71e292917 100644
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--- a/src/main/java/net/minecraft/network/Connection.java
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+++ b/src/main/java/net/minecraft/network/Connection.java
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@@ -445,12 +445,26 @@ public class Connection extends SimpleChannelInboundHandler<Packet<?>> {
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}
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}
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+ private static final int MAX_PER_TICK = io.papermc.paper.configuration.GlobalConfiguration.get().misc.maxJoinsPerTick; // Paper - Buffer joins to world
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+ private static int joinAttemptsThisTick; // Paper - Buffer joins to world
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+ private static int currTick; // Paper - Buffer joins to world
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public void tick() {
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this.flushQueue();
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+ // Paper start - Buffer joins to world
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+ if (Connection.currTick != net.minecraft.server.MinecraftServer.currentTick) {
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+ Connection.currTick = net.minecraft.server.MinecraftServer.currentTick;
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+ Connection.joinAttemptsThisTick = 0;
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+ }
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+ // Paper end - Buffer joins to world
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PacketListener packetlistener = this.packetListener;
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if (packetlistener instanceof TickablePacketListener tickablepacketlistener) {
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+ // Paper start - Buffer joins to world
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+ if (!(this.packetListener instanceof net.minecraft.server.network.ServerLoginPacketListenerImpl loginPacketListener)
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+ || loginPacketListener.state != net.minecraft.server.network.ServerLoginPacketListenerImpl.State.VERIFYING
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+ || Connection.joinAttemptsThisTick++ < MAX_PER_TICK) {
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tickablepacketlistener.tick();
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+ } // Paper end - Buffer joins to world
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}
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if (!this.isConnected() && !this.disconnectionHandled) {
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