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Removed now not needed anymore code

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RaphiMC 2023-04-29 22:31:49 +02:00
parent ab93dbc9ed
commit c5a772d6db
3 changed files with 0 additions and 145 deletions
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60
src/main/java/net/raphimc/viaproxy/protocolhack/viaproxy/raknet_fix/FixedUnconnectedPingEncoder.java
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@ -1,60 +0,0 @@
/*
* This file is part of ViaProxy - https://github.com/RaphiMC/ViaProxy
* 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.viaproxy.protocolhack.viaproxy.raknet_fix;
import io.netty.buffer.ByteBuf;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.ChannelOutboundHandlerAdapter;
import io.netty.channel.ChannelPromise;
import io.netty.channel.socket.DatagramPacket;
import org.cloudburstmc.netty.channel.raknet.RakClientChannel;
import org.cloudburstmc.netty.channel.raknet.RakPing;
import org.cloudburstmc.netty.channel.raknet.config.RakChannelOption;
import static org.cloudburstmc.netty.channel.raknet.RakConstants.ID_UNCONNECTED_PING;
// Temporary fix until the library fixes the issue
public class FixedUnconnectedPingEncoder extends ChannelOutboundHandlerAdapter {
private final RakClientChannel rakClientChannel;
public FixedUnconnectedPingEncoder(final RakClientChannel rakClientChannel) {
this.rakClientChannel = rakClientChannel;
}
@Override
public void write(ChannelHandlerContext ctx, Object msg, ChannelPromise promise) throws Exception {
if (!(msg instanceof RakPing)) {
ctx.write(msg, promise);
return;
}
RakPing ping = (RakPing) msg;
ByteBuf magicBuf = this.rakClientChannel.config().getOption(RakChannelOption.RAK_UNCONNECTED_MAGIC);
long guid = this.rakClientChannel.config().getOption(RakChannelOption.RAK_GUID);
ByteBuf pingBuffer = ctx.alloc().ioBuffer(magicBuf.readableBytes() + 17);
pingBuffer.writeByte(ID_UNCONNECTED_PING);
pingBuffer.writeLong(ping.getPingTime());
pingBuffer.writeBytes(magicBuf, magicBuf.readerIndex(), magicBuf.readableBytes());
pingBuffer.writeLong(guid);
ctx.write(new DatagramPacket(pingBuffer, ping.getSender()));
}
}

74
src/main/java/net/raphimc/viaproxy/protocolhack/viaproxy/raknet_fix/FixedUnconnectedPongDecoder.java
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@ -1,74 +0,0 @@
/*
* This file is part of ViaProxy - https://github.com/RaphiMC/ViaProxy
* 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.viaproxy.protocolhack.viaproxy.raknet_fix;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufUtil;
import io.netty.buffer.Unpooled;
import io.netty.channel.ChannelHandlerContext;
import io.netty.channel.socket.DatagramPacket;
import org.cloudburstmc.netty.channel.raknet.RakClientChannel;
import org.cloudburstmc.netty.channel.raknet.RakPong;
import org.cloudburstmc.netty.channel.raknet.config.RakChannelOption;
import org.cloudburstmc.netty.handler.codec.raknet.AdvancedChannelInboundHandler;
import static org.cloudburstmc.netty.channel.raknet.RakConstants.ID_UNCONNECTED_PONG;
// Temporary fix until the library fixes the issue
public class FixedUnconnectedPongDecoder extends AdvancedChannelInboundHandler<DatagramPacket> {
private final RakClientChannel rakClientChannel;
public FixedUnconnectedPongDecoder(final RakClientChannel rakClientChannel) {
this.rakClientChannel = rakClientChannel;
}
@Override
protected boolean acceptInboundMessage(ChannelHandlerContext ctx, Object msg) throws Exception {
if (!super.acceptInboundMessage(ctx, msg)) {
return false;
}
DatagramPacket packet = (DatagramPacket) msg;
ByteBuf buf = packet.content();
return buf.isReadable() && buf.getUnsignedByte(buf.readerIndex()) == ID_UNCONNECTED_PONG;
}
@Override
protected void channelRead0(ChannelHandlerContext ctx, DatagramPacket packet) throws Exception {
ByteBuf buf = packet.content();
buf.readUnsignedByte(); // Packet ID
long pingTime = buf.readLong();
long guid = buf.readLong();
ByteBuf magicBuf = this.rakClientChannel.config().getOption(RakChannelOption.RAK_UNCONNECTED_MAGIC);
if (!buf.isReadable(magicBuf.readableBytes()) || !ByteBufUtil.equals(buf.readSlice(magicBuf.readableBytes()), magicBuf)) {
// Magic does not match
return;
}
ByteBuf pongData = Unpooled.EMPTY_BUFFER;
if (buf.isReadable(2)) { // Length
pongData = buf.readRetainedSlice(buf.readUnsignedShort());
}
ctx.fireChannelRead(new RakPong(pingTime, guid, pongData, packet.sender()));
}
}

11
src/main/java/net/raphimc/viaproxy/proxy/session/BedrockProxyConnection.java
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@ -33,13 +33,8 @@ import net.raphimc.netminecraft.util.ServerAddress;
import net.raphimc.viaprotocolhack.netty.VPHPipeline; import net.raphimc.viaprotocolhack.netty.VPHPipeline;
import net.raphimc.viaprotocolhack.netty.viabedrock.PingEncapsulationCodec; import net.raphimc.viaprotocolhack.netty.viabedrock.PingEncapsulationCodec;
import net.raphimc.viaprotocolhack.util.VersionEnum; import net.raphimc.viaprotocolhack.util.VersionEnum;
import net.raphimc.viaproxy.protocolhack.viaproxy.raknet_fix.FixedUnconnectedPingEncoder;
import net.raphimc.viaproxy.protocolhack.viaproxy.raknet_fix.FixedUnconnectedPongDecoder;
import org.cloudburstmc.netty.channel.raknet.RakChannelFactory; import org.cloudburstmc.netty.channel.raknet.RakChannelFactory;
import org.cloudburstmc.netty.channel.raknet.RakClientChannel;
import org.cloudburstmc.netty.channel.raknet.config.RakChannelOption; import org.cloudburstmc.netty.channel.raknet.config.RakChannelOption;
import org.cloudburstmc.netty.handler.codec.raknet.common.UnconnectedPingEncoder;
import org.cloudburstmc.netty.handler.codec.raknet.common.UnconnectedPongDecoder;
import java.net.InetSocketAddress; import java.net.InetSocketAddress;
import java.util.concurrent.ThreadLocalRandom; import java.util.concurrent.ThreadLocalRandom;
@ -93,12 +88,6 @@ public class BedrockProxyConnection extends ProxyConnection {
this.initialize(new Bootstrap()); this.initialize(new Bootstrap());
} }
this.getChannel().bind(new InetSocketAddress(0)).addListener(ChannelFutureListener.FIRE_EXCEPTION_ON_FAILURE).syncUninterruptibly(); this.getChannel().bind(new InetSocketAddress(0)).addListener(ChannelFutureListener.FIRE_EXCEPTION_ON_FAILURE).syncUninterruptibly();
final RakClientChannel channel = (RakClientChannel) this.getChannel();
{ // Temporary fix for the ping encoder
channel.parent().pipeline().replace(UnconnectedPingEncoder.NAME, UnconnectedPingEncoder.NAME, new FixedUnconnectedPingEncoder(channel));
channel.parent().pipeline().replace(UnconnectedPongDecoder.NAME, UnconnectedPongDecoder.NAME, new FixedUnconnectedPongDecoder(channel));
}
this.getChannel().pipeline().replace(VPHPipeline.VIABEDROCK_FRAME_ENCAPSULATION_HANDLER_NAME, "ping_encapsulation", new PingEncapsulationCodec(serverAddress.toSocketAddress())); this.getChannel().pipeline().replace(VPHPipeline.VIABEDROCK_FRAME_ENCAPSULATION_HANDLER_NAME, "ping_encapsulation", new PingEncapsulationCodec(serverAddress.toSocketAddress()));
this.getChannel().pipeline().remove(VPHPipeline.VIABEDROCK_PACKET_ENCAPSULATION_HANDLER_NAME); this.getChannel().pipeline().remove(VPHPipeline.VIABEDROCK_PACKET_ENCAPSULATION_HANDLER_NAME);