From ca72ee92ce1d192bfd4551116eab80a9efa69bee Mon Sep 17 00:00:00 2001
From: LinsaFTW <25271111+linsaftw@users.noreply.github.com>
Date: Thu, 24 Feb 2022 23:41:57 -0300
Subject: [PATCH] TCP Fast Open


diff --git a/flamecord/src/main/java/dev/_2lstudios/flamecord/configuration/FlameCordConfiguration.java b/flamecord/src/main/java/dev/_2lstudios/flamecord/configuration/FlameCordConfiguration.java
index de2cc947..5d92c20c 100644
--- a/flamecord/src/main/java/dev/_2lstudios/flamecord/configuration/FlameCordConfiguration.java
+++ b/flamecord/src/main/java/dev/_2lstudios/flamecord/configuration/FlameCordConfiguration.java
@@ -16,6 +16,10 @@ import net.md_5.bungee.config.Configuration;
 import net.md_5.bungee.config.ConfigurationProvider;
 
 public class FlameCordConfiguration extends FlameConfig {
+    // FlameCord - TCP Fast Open
+    @Getter
+    private int tcpFastOpen = 3;
+
     private List<String> colors(final List<String> strings) {
         for (int i = 0; i < strings.size(); i++) {
             strings.set(i, ChatColor.translateAlternateColorCodes('&', strings.get(i)));
@@ -113,6 +117,7 @@ public class FlameCordConfiguration extends FlameConfig {
             this.fakePlayersEnabled = setIfUnexistant("custom-motd.fakeplayers.enabled", this.fakePlayersEnabled, configuration);
             this.fakePlayersAmount = setIfUnexistant("custom-motd.fakeplayers.amount", this.fakePlayersAmount, configuration);
             this.fakePlayersMode = setIfUnexistant("custom-motd.fakeplayers.mode", this.fakePlayersMode, configuration);
+            this.tcpFastOpen = setIfUnexistant("tcp-fast-open", this.tcpFastOpen, configuration);
 
             this.loggerInitialhandler = setIfUnexistant("logger.initialhandler", this.loggerInitialhandler, configuration);
             this.loggerExceptions = setIfUnexistant("logger.exceptions", this.loggerExceptions, configuration);
diff --git a/proxy/src/main/java/net/md_5/bungee/netty/PipelineUtils.java b/proxy/src/main/java/net/md_5/bungee/netty/PipelineUtils.java
index a4c3bd71..ffea1599 100644
--- a/proxy/src/main/java/net/md_5/bungee/netty/PipelineUtils.java
+++ b/proxy/src/main/java/net/md_5/bungee/netty/PipelineUtils.java
@@ -194,6 +194,8 @@ public class PipelineUtils
                 // IP_TOS is not supported (Windows XP / Windows Server 2003)
             }
             ch.config().setOption( ChannelOption.TCP_NODELAY, true );
+            // FlameCord - TCP Fast Open
+            ch.config().setOption( ChannelOption.TCP_FASTOPEN, FlameCord.getInstance().getFlameCordConfiguration().getTcpFastOpen() );
             ch.config().setAllocator( PooledByteBufAllocator.DEFAULT );
             ch.config().setWriteBufferWaterMark( MARK );
 
-- 
2.32.0