PaperMC/patches/server/0618-Add-bypass-host-check.patch
Spottedleaf 046466f3ba
Re-arrange most chunk system patches to front (#8338)
* Re-arrange most chunk system patches to front

Co-authored-by: Spottedleaf <Spottedleaf@users.noreply.github.com>
2022-09-01 09:51:59 -07:00

30 lines
2.2 KiB
Diff

From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Shane Freeder <theboyetronic@gmail.com>
Date: Sun, 18 Apr 2021 21:27:01 +0100
Subject: [PATCH] Add bypass host check
Paper.bypassHostCheck
Seriously, fix your firewalls. -.-
diff --git a/src/main/java/net/minecraft/server/network/ServerHandshakePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerHandshakePacketListenerImpl.java
index 750fef0f5b908b776a7306e54653eba497b7c50b..53833fdd748098b662d4420a254401c0d3982e56 100644
--- a/src/main/java/net/minecraft/server/network/ServerHandshakePacketListenerImpl.java
+++ b/src/main/java/net/minecraft/server/network/ServerHandshakePacketListenerImpl.java
@@ -29,6 +29,7 @@ public class ServerHandshakePacketListenerImpl implements ServerHandshakePacketL
private static final Component IGNORE_STATUS_REASON = Component.literal("Ignoring status request");
private final MinecraftServer server;
private final Connection connection;
+ private static final boolean BYPASS_HOSTCHECK = Boolean.getBoolean("Paper.bypassHostCheck"); // Paper
public ServerHandshakePacketListenerImpl(MinecraftServer server, Connection connection) {
this.server = server;
@@ -117,7 +118,7 @@ public class ServerHandshakePacketListenerImpl implements ServerHandshakePacketL
if (!handledByEvent && proxyLogicEnabled) {
// Paper end
// if (org.spigotmc.SpigotConfig.bungee) { // Paper - comment out, we check above!
- if ( ( split.length == 3 || split.length == 4 ) && ( ServerHandshakePacketListenerImpl.HOST_PATTERN.matcher( split[1] ).matches() ) ) {
+ if ( ( split.length == 3 || split.length == 4 ) && ( ServerHandshakePacketListenerImpl.BYPASS_HOSTCHECK || ServerHandshakePacketListenerImpl.HOST_PATTERN.matcher( split[1] ).matches() ) ) { // Paper
packet.hostName = split[0];
connection.address = new java.net.InetSocketAddress(split[1], ((java.net.InetSocketAddress) this.connection.getRemoteAddress()).getPort());
connection.spoofedUUID = com.mojang.util.UUIDTypeAdapter.fromString( split[2] );