mirror of https://github.com/GeyserMC/Geyser.git
61 lines
2.6 KiB
Java
61 lines
2.6 KiB
Java
/*
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* Copyright (c) 2019-2021 GeyserMC. http://geysermc.org
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*
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* @author GeyserMC
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* @link https://github.com/GeyserMC/Geyser
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*/
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package org.geysermc.geyser.platform.bungeecord;
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import io.netty.channel.ChannelHandlerContext;
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import io.netty.channel.ChannelOutboundHandlerAdapter;
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import io.netty.channel.ChannelPromise;
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import net.md_5.bungee.protocol.packet.LoginSuccess;
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import net.md_5.bungee.protocol.packet.SetCompression;
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public class GeyserBungeeCompressionDisabler extends ChannelOutboundHandlerAdapter {
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private boolean compressionDisabled = false;
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@Override
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public void write(ChannelHandlerContext ctx, Object msg, ChannelPromise promise) throws Exception {
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if (!(msg instanceof SetCompression)) {
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// Fixes https://github.com/GeyserMC/Geyser/issues/4281
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// The server may send a LoginDisconnect packet after compression is set.
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if (!compressionDisabled) {
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if (ctx.pipeline().get("compress") != null) {
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ctx.pipeline().remove("compress");
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compressionDisabled = true;
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}
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if (ctx.pipeline().get("decompress") != null) {
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ctx.pipeline().remove("decompress");
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compressionDisabled = true;
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}
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}
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if (msg instanceof LoginSuccess) {
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// We're past the point that compression can be enabled
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ctx.pipeline().remove(this);
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}
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super.write(ctx, msg, promise);
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}
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}
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}
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