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Fixed many issues and added a new RakNet backend
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91 changes: 91 additions & 0 deletions
91
...netproviders/relativitymc_netty_raknet/RelativityMcNettyRakNetBedrockProxyConnection.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,91 @@ | ||
| /* | ||
| * This file is part of ViaProxyRakNetProviders - https://github.com/ViaVersionAddons/ViaProxyRakNetProviders | ||
| * Copyright (C) 2023 RK_01/RaphiMC and contributors | ||
| * | ||
| * This program is free software: you can redistribute it and/or modify | ||
| * it under the terms of the GNU General Public License as published by | ||
| * the Free Software Foundation, either version 3 of the License, or | ||
| * (at your option) any later version. | ||
| * | ||
| * This program is distributed in the hope that it will be useful, | ||
| * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
| * GNU General Public License for more details. | ||
| * | ||
| * You should have received a copy of the GNU General Public License | ||
| * along with this program. If not, see <http://www.gnu.org/licenses/>. | ||
| */ | ||
| package net.raphimc.raknetproviders.relativitymc_netty_raknet; | ||
|
|
||
| import io.netty.bootstrap.Bootstrap; | ||
| import io.netty.channel.Channel; | ||
| import io.netty.channel.ChannelHandlerContext; | ||
| import io.netty.channel.ChannelInitializer; | ||
| import io.netty.channel.ChannelOption; | ||
| import io.netty.handler.codec.MessageToMessageCodec; | ||
| import net.raphimc.netminecraft.constants.ConnectionState; | ||
| import net.raphimc.netminecraft.util.LazyLoadBase; | ||
| import net.raphimc.viabedrock.protocol.data.ProtocolConstants; | ||
| import net.raphimc.vialoader.netty.VLPipeline; | ||
| import net.raphimc.viaproxy.proxy.session.BedrockProxyConnection; | ||
| import net.raphimc.viaproxy.proxy.session.ProxyConnection; | ||
| import network.ycc.raknet.RakNet; | ||
| import network.ycc.raknet.client.RakNetClient; | ||
| import network.ycc.raknet.client.channel.RakNetClientThreadedChannel; | ||
| import network.ycc.raknet.frame.FrameData; | ||
| import network.ycc.raknet.packet.FramedPacket; | ||
| import org.cloudburstmc.netty.channel.raknet.RakPriority; | ||
| import org.cloudburstmc.netty.channel.raknet.RakReliability; | ||
| import org.cloudburstmc.netty.channel.raknet.packet.RakMessage; | ||
|
|
||
| import java.util.List; | ||
|
|
||
| public class RelativityMcNettyRakNetBedrockProxyConnection extends BedrockProxyConnection { | ||
|
|
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| public RelativityMcNettyRakNetBedrockProxyConnection(final RelativityMcNettyRakNetBedrockProxyConnection bedrockProxyConnection) { | ||
| super(bedrockProxyConnection.handlerSupplier, bedrockProxyConnection.channelInitializerSupplier, bedrockProxyConnection.getC2P()); | ||
| } | ||
|
|
||
| @Override | ||
| public void initialize(Bootstrap bootstrap) { | ||
| if (this.getC2pConnectionState() == ConnectionState.LOGIN) { | ||
| bootstrap | ||
| .group(LazyLoadBase.CLIENT_NIO_EVENTLOOP.getValue()) | ||
| .channel(RakNetClient.THREADED_CHANNEL) | ||
| .option(ChannelOption.CONNECT_TIMEOUT_MILLIS, 4_000) | ||
| .option(ChannelOption.IP_TOS, 0x18) | ||
| .option(RakNet.PROTOCOL_VERSION, ProtocolConstants.BEDROCK_RAKNET_PROTOCOL_VERSION) | ||
| .attr(ProxyConnection.PROXY_CONNECTION_ATTRIBUTE_KEY, this) | ||
| .handler(new ChannelInitializer<>() { | ||
|
|
||
| @Override | ||
| protected void initChannel(Channel channel) { | ||
| final RakNetClientThreadedChannel rakChannel = (RakNetClientThreadedChannel) channel; | ||
| rakChannel.config().setprotocolVersions(new int[]{11}); | ||
| channel.pipeline().addLast(channelInitializerSupplier.apply(handlerSupplier)); | ||
|
|
||
| channel.pipeline().addBefore(VLPipeline.VIABEDROCK_FRAME_ENCAPSULATION_HANDLER_NAME, "viabedrock-frame-converter", new MessageToMessageCodec<FrameData, RakMessage>() { | ||
| @Override | ||
| protected void encode(ChannelHandlerContext channelHandlerContext, RakMessage rakMessage, List<Object> list) { | ||
| final FrameData frameData = FrameData.read(rakMessage.content(), rakMessage.content().readableBytes(), false); | ||
| frameData.setReliability(FramedPacket.Reliability.get(rakMessage.reliability().ordinal())); | ||
| frameData.setOrderChannel(rakMessage.channel()); | ||
| list.add(frameData); | ||
| } | ||
|
|
||
| @Override | ||
| protected void decode(ChannelHandlerContext channelHandlerContext, FrameData frameData, List<Object> list) { | ||
| final RakReliability reliability = RakReliability.fromId(frameData.getReliability().ordinal()); | ||
| list.add(new RakMessage(frameData.createData(), reliability, RakPriority.NORMAL, frameData.getOrderChannel())); | ||
| } | ||
| }); | ||
| } | ||
| }); | ||
|
|
||
| this.channelFuture = bootstrap.register().syncUninterruptibly(); | ||
| } else { | ||
| super.initialize(bootstrap); | ||
| } | ||
| } | ||
|
|
||
| } |
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