41647af74c
We cannot put blocking network I/O onto the worldgen threads, this will crash the server if it stalls
31 Zeilen
2.2 KiB
Diff
31 Zeilen
2.2 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Shane Freeder <theboyetronic@gmail.com>
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Date: Sun, 18 Apr 2021 21:27:01 +0100
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Subject: [PATCH] Add bypass host check
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Paper.bypassHostCheck
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Seriously, fix your firewalls. -.-
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diff --git a/src/main/java/net/minecraft/server/network/ServerHandshakePacketListenerImpl.java b/src/main/java/net/minecraft/server/network/ServerHandshakePacketListenerImpl.java
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index 750fef0f5b908b776a7306e54653eba497b7c50b..53833fdd748098b662d4420a254401c0d3982e56 100644
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--- a/src/main/java/net/minecraft/server/network/ServerHandshakePacketListenerImpl.java
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+++ b/src/main/java/net/minecraft/server/network/ServerHandshakePacketListenerImpl.java
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@@ -29,6 +29,7 @@ public class ServerHandshakePacketListenerImpl implements ServerHandshakePacketL
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private static final Component IGNORE_STATUS_REASON = Component.literal("Ignoring status request");
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private final MinecraftServer server;
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private final Connection connection;
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+ private static final boolean BYPASS_HOSTCHECK = Boolean.getBoolean("Paper.bypassHostCheck"); // Paper
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public ServerHandshakePacketListenerImpl(MinecraftServer server, Connection connection) {
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this.server = server;
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@@ -117,7 +118,7 @@ public class ServerHandshakePacketListenerImpl implements ServerHandshakePacketL
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if (!handledByEvent && proxyLogicEnabled) {
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// Paper end
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// if (org.spigotmc.SpigotConfig.bungee) { // Paper - comment out, we check above!
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- if ( ( split.length == 3 || split.length == 4 ) && ( ServerHandshakePacketListenerImpl.HOST_PATTERN.matcher( split[1] ).matches() ) ) {
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+ if ( ( split.length == 3 || split.length == 4 ) && ( ServerHandshakePacketListenerImpl.BYPASS_HOSTCHECK || ServerHandshakePacketListenerImpl.HOST_PATTERN.matcher( split[1] ).matches() ) ) { // Paper
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packet.hostName = split[0];
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connection.address = new java.net.InetSocketAddress(split[1], ((java.net.InetSocketAddress) this.connection.getRemoteAddress()).getPort());
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connection.spoofedUUID = com.mojang.util.UUIDTypeAdapter.fromString( split[2] );
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