From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: MrHua269 <novau233@163.com>
Date: Fri, 15 Aug 2025 15:03:17 +0000
Subject: [PATCH] Add config to force disable the packet limiter of Paper

Co-authored by: violetc <58360096+s-yh-china@users.noreply.github.com>
Some of changes from: Leaves (https://github.com/LeavesMC/Leaves/blob/6a2b9ee6b330cd18b0a8eb2a824d561fa76012bb/leaves-server/minecraft-patches/features/0043-Disable-packet-limit.patch)
Licensed under: GPL-3.0 (https://www.gnu.org/licenses/gpl-3.0.html)

diff --git a/net/minecraft/network/Connection.java b/net/minecraft/network/Connection.java
index 1626b932a5e46ee77465ef08c2f4430c2e2753c1..3161dbf57cae0c934809bea816b87546bc230907 100644
--- a/net/minecraft/network/Connection.java
+++ b/net/minecraft/network/Connection.java
@@ -281,8 +281,8 @@ public class Connection extends SimpleChannelInboundHandler<Packet<?>> {
                 if (this.stopReadingPackets) {
                     return;
                 }
-                if (this.allPacketCounts != null ||
-                    io.papermc.paper.configuration.GlobalConfiguration.get().packetLimiter.overrides.containsKey(packet.getClass())) {
+                if (!me.earthme.luminol.config.modules.optimizations.PaperPacketLimiterConfig.forceDisable && (this.allPacketCounts != null || // Luminol - Add config to force disable the packet limiter of Paper
+                    io.papermc.paper.configuration.GlobalConfiguration.get().packetLimiter.overrides.containsKey(packet.getClass()))) { // Luminol - Add config to force disable the packet limiter of Paper
                     long time = System.nanoTime();
                     synchronized (PACKET_LIMIT_LOCK) {
                         if (this.allPacketCounts != null) {
diff --git a/net/minecraft/server/network/ServerGamePacketListenerImpl.java b/net/minecraft/server/network/ServerGamePacketListenerImpl.java
index be71521ec852ec007de7de2283d625241f86bf28..b489756075906f4a46fc36a57aca6c71ad5383fe 100644
--- a/net/minecraft/server/network/ServerGamePacketListenerImpl.java
+++ b/net/minecraft/server/network/ServerGamePacketListenerImpl.java
@@ -854,7 +854,7 @@ public class ServerGamePacketListenerImpl
     public void handleCustomCommandSuggestions(ServerboundCommandSuggestionPacket packet) {
         // PacketUtils.ensureRunningOnSameThread(packet, this, this.player.level()); // Paper - AsyncTabCompleteEvent; run this async
         // CraftBukkit start
-        if (!this.tabSpamThrottler.isIncrementAndUnderThreshold() && !this.server.getPlayerList().isOp(this.player.getGameProfile()) && !this.server.isSingleplayerOwner(this.player.getGameProfile())) { // Paper - configurable tab spam limits
+        if (!me.earthme.luminol.config.modules.optimizations.PaperPacketLimiterConfig.forceDisable && !this.tabSpamThrottler.isIncrementAndUnderThreshold() && !this.server.getPlayerList().isOp(this.player.getGameProfile()) && !this.server.isSingleplayerOwner(this.player.getGameProfile())) { // Paper - configurable tab spam limits // Leaves - can disable
             this.disconnectAsync(Component.translatable("disconnect.spam"), org.bukkit.event.player.PlayerKickEvent.Cause.SPAM); // Paper - Kick event cause // Paper - add proper async disconnect
             return;
         }
@@ -2042,6 +2042,7 @@ public class ServerGamePacketListenerImpl
     private static int getSpamThreshold() { return io.papermc.paper.configuration.GlobalConfiguration.get().spamLimiter.incomingPacketThreshold; } // Paper - Configurable threshold
 
     private boolean checkLimit(long timestamp) {
+        if (me.earthme.luminol.config.modules.optimizations.PaperPacketLimiterConfig.forceDisable) return true; // Leaves - disable
         if (this.lastLimitedPacket != -1 && timestamp - this.lastLimitedPacket < getSpamThreshold() && this.limitedPackets++ >= 8) { // Paper - Configurable threshold; raise packet limit to 8
             return false;
         }
@@ -2581,6 +2582,7 @@ public class ServerGamePacketListenerImpl
 
     // Spigot start - spam exclusions
     private void detectRateSpam(String message) {
+        if (me.earthme.luminol.config.modules.optimizations.PaperPacketLimiterConfig.forceDisable) return; // Leaves - disable
         // CraftBukkit start - replaced with thread safe throttle
         if (org.spigotmc.SpigotConfig.enableSpamExclusions) {
             for (String exclude : org.spigotmc.SpigotConfig.spamExclusions) {
@@ -3324,7 +3326,7 @@ public class ServerGamePacketListenerImpl
     @Override
     public void handlePlaceRecipe(ServerboundPlaceRecipePacket packet) {
         // Paper start - auto recipe limit
-        if (!org.bukkit.Bukkit.isPrimaryThread()) {
+        if (!me.earthme.luminol.config.modules.optimizations.PaperPacketLimiterConfig.forceDisable && !org.bukkit.Bukkit.isPrimaryThread()) { // Leaves - can disable
             if (!this.recipeSpamPackets.isIncrementAndUnderThreshold()) {
                 this.disconnectAsync(net.minecraft.network.chat.Component.translatable("disconnect.spam"), org.bukkit.event.player.PlayerKickEvent.Cause.SPAM); // Paper - kick event cause // Paper - add proper async disconnect
                 return;