PaperMC/patches/server/0104-Configurable-packet-in-spam-threshold.patch

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Zach Brown <zach.brown@destroystokyo.com>
Date: Sun, 11 Sep 2016 14:30:57 -0500
Subject: [PATCH] Configurable packet in spam threshold


diff --git a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index 3100b69930682ccb9f72ba15e00254d91ab79b4f..0e85f5c0396f3931462f5daab10fce76ab28f414 100644
--- a/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -1535,13 +1535,14 @@ public class ServerGamePacketListenerImpl implements ServerPlayerConnection, Ser
     // Spigot start - limit place/interactions
     private int limitedPackets;
     private long lastLimitedPacket = -1;
+    private static final int THRESHOLD = io.papermc.paper.configuration.GlobalConfiguration.get().spamLimiter.incomingPacketThreshold; // Paper - Configurable threshold
 
     private boolean checkLimit(long timestamp) {
-        if (this.lastLimitedPacket != -1 && timestamp - this.lastLimitedPacket < 30 && this.limitedPackets++ >= 4) {
+        if (this.lastLimitedPacket != -1 && timestamp - this.lastLimitedPacket < THRESHOLD && this.limitedPackets++ >= 8) { // Paper - Use threshold, raise packet limit to 8
             return false;
         }
 
-        if (this.lastLimitedPacket == -1 || timestamp - this.lastLimitedPacket >= 30) {
+        if (this.lastLimitedPacket == -1 || timestamp - this.lastLimitedPacket >= THRESHOLD) { // Paper
             this.lastLimitedPacket = timestamp;
             this.limitedPackets = 0;
             return true;