From e3c75a7fcc79e84f115ac94df100f123075b56de Mon Sep 17 00:00:00 2001
From: Andrew Steinborn <git@steinborn.me>
Date: Tue, 6 Aug 2019 06:43:27 -0400
Subject: [PATCH] Silence TCP_FASTOPEN warnings when not using epoll and fast
 open enabled

---
 .../com/velocitypowered/proxy/network/ConnectionManager.java  | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/proxy/src/main/java/com/velocitypowered/proxy/network/ConnectionManager.java b/proxy/src/main/java/com/velocitypowered/proxy/network/ConnectionManager.java
index 208ce766e..6bea37b6e 100644
--- a/proxy/src/main/java/com/velocitypowered/proxy/network/ConnectionManager.java
+++ b/proxy/src/main/java/com/velocitypowered/proxy/network/ConnectionManager.java
@@ -104,7 +104,7 @@ public final class ConnectionManager {
         .childOption(ChannelOption.IP_TOS, 0x18)
         .localAddress(address);
 
-    if (server.getConfiguration().useTcpFastOpen()) {
+    if (transportType == TransportType.EPOLL && server.getConfiguration().useTcpFastOpen()) {
       bootstrap.option(EpollChannelOption.TCP_FASTOPEN, 3);
     }
 
@@ -164,7 +164,7 @@ public final class ConnectionManager {
             this.server.getConfiguration().getConnectTimeout())
         .group(group == null ? this.workerGroup : group)
         .resolver(this.resolverGroup);
-    if (server.getConfiguration().useTcpFastOpen()) {
+    if (transportType == TransportType.EPOLL && server.getConfiguration().useTcpFastOpen()) {
       bootstrap.option(EpollChannelOption.TCP_FASTOPEN_CONNECT, true);
     }
     return bootstrap;