forked from GeyserMC/Geyser
Add more packet handlers, allowing upstream to connect to remote
This commit is contained in:
parent
f0b8dc76c0
commit
17b99a80fe
5 changed files with 255 additions and 6 deletions
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@ -30,7 +30,7 @@ import org.geysermc.connector.command.GeyserCommandMap;
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import org.geysermc.connector.configuration.GeyserConfiguration;
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import org.geysermc.connector.console.ConsoleCommandReader;
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import org.geysermc.connector.console.GeyserLogger;
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import org.geysermc.connector.network.listener.ConnectorServerEventListener;
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import org.geysermc.connector.network.ConnectorServerEventHandler;
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import org.geysermc.connector.plugin.GeyserPluginLoader;
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import org.geysermc.connector.plugin.GeyserPluginManager;
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@ -115,7 +115,7 @@ public class GeyserConnector implements Connector {
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pluginManager.getLoader().loadPlugins();
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BedrockServer bedrockServer = new BedrockServer(new InetSocketAddress(config.getBedrock().getAddress(), config.getBedrock().getPort()));
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bedrockServer.setHandler(new ConnectorServerEventListener(this));
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bedrockServer.setHandler(new ConnectorServerEventHandler(this));
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bedrockServer.bind().whenComplete((avoid, throwable) -> {
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if (throwable == null) {
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logger.info("Started RakNet on " + config.getBedrock().getAddress() + ":" + config.getBedrock().getPort());
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@ -12,21 +12,22 @@
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* @link https://github.com/GeyserMC/Geyser
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*/
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package org.geysermc.connector.network.listener;
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package org.geysermc.connector.network;
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import com.nukkitx.protocol.bedrock.BedrockPong;
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import com.nukkitx.protocol.bedrock.BedrockServerEventHandler;
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import com.nukkitx.protocol.bedrock.BedrockServerSession;
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import org.geysermc.connector.GeyserConnector;
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import org.geysermc.connector.configuration.GeyserConfiguration;
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import org.geysermc.connector.network.session.GeyserSession;
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import java.net.InetSocketAddress;
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public class ConnectorServerEventListener implements BedrockServerEventHandler {
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public class ConnectorServerEventHandler implements BedrockServerEventHandler {
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private GeyserConnector connector;
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public ConnectorServerEventListener(GeyserConnector connector) {
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public ConnectorServerEventHandler(GeyserConnector connector) {
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this.connector = connector;
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}
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@ -53,6 +54,7 @@ public class ConnectorServerEventListener implements BedrockServerEventHandler {
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@Override
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public void onSessionCreation(BedrockServerSession bedrockServerSession) {
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bedrockServerSession.setLogging(true);
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bedrockServerSession.setPacketHandler(new UpstreamPacketHandler(connector, new GeyserSession(connector, bedrockServerSession)));
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}
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}
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@ -0,0 +1,99 @@
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/*
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* GNU LESSER GENERAL PUBLIC LICENSE
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* Version 3, 29 June 2007
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*
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* Copyright (C) 2007 Free Software Foundation, Inc. <http://fsf.org/>
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* Everyone is permitted to copy and distribute verbatim copies
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* of this license document, but changing it is not allowed.
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*
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* You can view the LICENCE file for details.
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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.connector.network;
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import com.nimbusds.jose.JWSObject;
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import com.nukkitx.protocol.bedrock.handler.BedrockPacketHandler;
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import com.nukkitx.protocol.bedrock.packet.LoginPacket;
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import com.nukkitx.protocol.bedrock.packet.PlayStatusPacket;
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import com.nukkitx.protocol.bedrock.packet.ResourcePackClientResponsePacket;
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import com.nukkitx.protocol.bedrock.packet.ResourcePackStackPacket;
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import com.nukkitx.protocol.bedrock.packet.ResourcePacksInfoPacket;
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import net.minidev.json.JSONArray;
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import net.minidev.json.JSONObject;
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import net.minidev.json.JSONValue;
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import org.geysermc.connector.GeyserConnector;
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import org.geysermc.connector.network.remote.RemoteJavaServer;
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import org.geysermc.connector.network.session.GeyserSession;
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import java.util.UUID;
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public class UpstreamPacketHandler implements BedrockPacketHandler {
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private GeyserConnector connector;
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private GeyserSession session;
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public UpstreamPacketHandler(GeyserConnector connector, GeyserSession session) {
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this.connector = connector;
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this.session = session;
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}
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@Override
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public boolean handle(LoginPacket loginPacket) {
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// TODO: Implement support for multiple protocols
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if (loginPacket.getProtocolVersion() != GeyserConnector.BEDROCK_PACKET_CODEC.getProtocolVersion()) {
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session.getUpstream().disconnect("Unsupported Bedrock version. Are you running an outdated version?");
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return true;
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}
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session.getUpstream().setPacketCodec(GeyserConnector.BEDROCK_PACKET_CODEC);
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try {
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JSONObject chainData = (JSONObject) JSONValue.parse(loginPacket.getChainData().array());
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JSONArray chainArray = (JSONArray) chainData.get("chain");
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Object identityObject = chainArray.get(chainArray.size() - 1);
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JWSObject identity = JWSObject.parse((String) identityObject);
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JSONObject extraData = (JSONObject) identity.getPayload().toJSONObject().get("extraData");
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session.setAuthenticationData(extraData.getAsString("displayName"), UUID.fromString(extraData.getAsString("identity")), extraData.getAsString("XUID"));
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} catch (Exception ex) {
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session.getUpstream().disconnect("An internal error occurred when connecting to this server.");
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ex.printStackTrace();
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return true;
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}
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PlayStatusPacket playStatus = new PlayStatusPacket();
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playStatus.setStatus(PlayStatusPacket.Status.LOGIN_SUCCESS);
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session.getUpstream().sendPacketImmediately(playStatus);
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ResourcePacksInfoPacket resourcePacksInfo = new ResourcePacksInfoPacket();
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session.getUpstream().sendPacketImmediately(resourcePacksInfo);
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return true;
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}
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@Override
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public boolean handle(ResourcePackClientResponsePacket textPacket) {
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switch (textPacket.getStatus()) {
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case COMPLETED:
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// Start connecting to remote server
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RemoteJavaServer remoteServer = new RemoteJavaServer(connector.getConfig().getRemote().getAddress(), connector.getConfig().getRemote().getPort());
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session.connect(remoteServer);
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connector.getLogger().info("Player connected with " + session.getAuthenticationData().getName());
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break;
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case HAVE_ALL_PACKS:
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ResourcePackStackPacket stack = new ResourcePackStackPacket();
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stack.setExperimental(false);
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stack.setForcedToAccept(false);
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session.getUpstream().sendPacketImmediately(stack);
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break;
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default:
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session.getUpstream().disconnect("disconnectionScreen.resourcePack");
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break;
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}
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return true;
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}
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}
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@ -0,0 +1,26 @@
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/*
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* GNU LESSER GENERAL PUBLIC LICENSE
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* Version 3, 29 June 2007
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*
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* Copyright (C) 2007 Free Software Foundation, Inc. <http://fsf.org/>
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* Everyone is permitted to copy and distribute verbatim copies
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* of this license document, but changing it is not allowed.
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*
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* You can view the LICENCE file for details.
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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.connector.network.remote;
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import lombok.AllArgsConstructor;
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import lombok.Getter;
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@Getter
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@AllArgsConstructor
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public class RemoteJavaServer {
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private String address;
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private int port;
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}
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@ -0,0 +1,122 @@
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/*
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* GNU LESSER GENERAL PUBLIC LICENSE
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* Version 3, 29 June 2007
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*
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* Copyright (C) 2007 Free Software Foundation, Inc. <http://fsf.org/>
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* Everyone is permitted to copy and distribute verbatim copies
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* of this license document, but changing it is not allowed.
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*
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* You can view the LICENCE file for details.
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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.connector.network.session;
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import com.github.steveice10.mc.protocol.MinecraftProtocol;
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import com.github.steveice10.packetlib.Client;
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import com.github.steveice10.packetlib.event.session.ConnectedEvent;
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import com.github.steveice10.packetlib.event.session.DisconnectedEvent;
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import com.github.steveice10.packetlib.event.session.PacketReceivedEvent;
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import com.github.steveice10.packetlib.event.session.SessionAdapter;
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import com.github.steveice10.packetlib.tcp.TcpSessionFactory;
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import com.nukkitx.network.util.DisconnectReason;
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import com.nukkitx.protocol.PlayerSession;
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import com.nukkitx.protocol.bedrock.BedrockServerSession;
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import lombok.AllArgsConstructor;
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import lombok.Getter;
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import org.geysermc.connector.GeyserConnector;
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import org.geysermc.connector.network.remote.RemoteJavaServer;
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import java.util.UUID;
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public class GeyserSession implements PlayerSession {
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private GeyserConnector connector;
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@Getter
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private RemoteJavaServer remoteServer;
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@Getter
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private BedrockServerSession upstream;
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@Getter
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private Client downstream;
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@Getter
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private AuthenticationData authenticationData;
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private boolean closed;
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public GeyserSession(GeyserConnector connector, BedrockServerSession bedrockServerSession) {
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this.connector = connector;
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this.upstream = bedrockServerSession;
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}
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public void connect(RemoteJavaServer remoteServer) {
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MinecraftProtocol protocol = new MinecraftProtocol(authenticationData.getName());
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downstream = new Client(remoteServer.getAddress(), remoteServer.getPort(), protocol, new TcpSessionFactory());
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downstream.getSession().addListener(new SessionAdapter() {
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@Override
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public void connected(ConnectedEvent event) {
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connector.getLogger().info(authenticationData.getName() + " has connected to remote java server on address " + remoteServer.getAddress());
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}
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@Override
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public void disconnected(DisconnectedEvent event) {
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connector.getLogger().info(authenticationData.getName() + " has disconnected from remote java server on address " + remoteServer.getAddress());
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upstream.disconnect(event.getReason());
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}
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@Override
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public void packetReceived(PacketReceivedEvent event) {
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// TODO: Implement translator code here
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}
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});
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downstream.getSession().connect();
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this.remoteServer = remoteServer;
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}
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public void disconnect(String reason) {
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if (!closed) {
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downstream.getSession().disconnect(reason);
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upstream.disconnect(reason);
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}
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}
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@Override
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public boolean isClosed() {
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return closed;
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}
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@Override
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public void close() {
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disconnect("Server closed.");
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}
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@Override
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public void onDisconnect(DisconnectReason disconnectReason) {
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downstream.getSession().disconnect("Disconnected from server. Reason: " + disconnectReason);
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}
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@Override
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public void onDisconnect(String reason) {
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downstream.getSession().disconnect("Disconnected from server. Reason: " + reason);
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}
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public void setAuthenticationData(String name, UUID uuid, String xboxUUID) {
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authenticationData = new AuthenticationData(name, uuid, xboxUUID);
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}
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@Getter
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@AllArgsConstructor
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public class AuthenticationData {
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private String name;
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private UUID uuid;
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private String xboxUUID;
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}
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}
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