mirror of https://github.com/GeyserMC/Geyser.git
490 lines
21 KiB
Java
490 lines
21 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;
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import com.fasterxml.jackson.core.JsonParser;
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import com.fasterxml.jackson.databind.DeserializationFeature;
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import com.fasterxml.jackson.databind.ObjectMapper;
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import com.github.steveice10.packetlib.tcp.TcpSession;
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import com.nukkitx.network.raknet.RakNetConstants;
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import com.nukkitx.network.util.EventLoops;
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import com.nukkitx.protocol.bedrock.BedrockServer;
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import io.netty.channel.epoll.Epoll;
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import io.netty.channel.kqueue.KQueue;
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import io.netty.util.NettyRuntime;
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import io.netty.util.concurrent.DefaultThreadFactory;
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import io.netty.util.internal.SystemPropertyUtil;
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import lombok.Getter;
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import lombok.Setter;
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import org.checkerframework.checker.nullness.qual.NonNull;
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import org.checkerframework.checker.nullness.qual.Nullable;
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import org.geysermc.api.Geyser;
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import org.geysermc.common.PlatformType;
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import org.geysermc.floodgate.crypto.AesCipher;
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import org.geysermc.floodgate.crypto.AesKeyProducer;
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import org.geysermc.floodgate.crypto.Base64Topping;
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import org.geysermc.floodgate.crypto.FloodgateCipher;
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import org.geysermc.floodgate.news.NewsItemAction;
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import org.geysermc.geyser.api.GeyserApi;
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import org.geysermc.geyser.command.CommandManager;
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import org.geysermc.geyser.configuration.GeyserConfiguration;
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import org.geysermc.geyser.entity.EntityDefinitions;
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import org.geysermc.geyser.level.WorldManager;
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import org.geysermc.geyser.network.ConnectorServerEventHandler;
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import org.geysermc.geyser.pack.ResourcePack;
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import org.geysermc.geyser.registry.BlockRegistries;
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import org.geysermc.geyser.registry.Registries;
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import org.geysermc.geyser.scoreboard.ScoreboardUpdater;
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import org.geysermc.geyser.session.GeyserSession;
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import org.geysermc.geyser.session.SessionManager;
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import org.geysermc.geyser.session.auth.AuthType;
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import org.geysermc.geyser.skin.FloodgateSkinUploader;
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import org.geysermc.geyser.text.GeyserLocale;
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import org.geysermc.geyser.text.MinecraftLocale;
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import org.geysermc.geyser.translator.inventory.item.ItemTranslator;
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import org.geysermc.geyser.translator.text.MessageTranslator;
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import org.geysermc.geyser.util.*;
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import javax.naming.directory.Attribute;
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import javax.naming.directory.InitialDirContext;
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import java.net.InetAddress;
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import java.net.InetSocketAddress;
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import java.net.UnknownHostException;
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import java.security.Key;
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import java.text.DecimalFormat;
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import java.util.*;
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import java.util.concurrent.Executors;
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import java.util.concurrent.ScheduledExecutorService;
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import java.util.regex.Matcher;
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import java.util.regex.Pattern;
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@Getter
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public class GeyserImpl implements GeyserApi {
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public static final ObjectMapper JSON_MAPPER = new ObjectMapper()
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.enable(JsonParser.Feature.IGNORE_UNDEFINED)
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.enable(JsonParser.Feature.ALLOW_COMMENTS)
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.disable(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES)
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.enable(JsonParser.Feature.ALLOW_UNQUOTED_FIELD_NAMES)
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.enable(JsonParser.Feature.ALLOW_SINGLE_QUOTES);
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public static final String NAME = "Geyser";
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public static final String GIT_VERSION = "DEV"; // A fallback for running in IDEs
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public static final String VERSION = "DEV"; // A fallback for running in IDEs
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/**
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* Oauth client ID for Microsoft authentication
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*/
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public static final String OAUTH_CLIENT_ID = "204cefd1-4818-4de1-b98d-513fae875d88";
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private static final String IP_REGEX = "\\b\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\.\\d{1,3}\\b";
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private final SessionManager sessionManager = new SessionManager();
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/**
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* This is used in GeyserConnect to stop the bedrock server binding to a port
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*/
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@Setter
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private static boolean shouldStartListener = true;
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private FloodgateCipher cipher;
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private FloodgateSkinUploader skinUploader;
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private final NewsHandler newsHandler;
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private volatile boolean shuttingDown = false;
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private final ScheduledExecutorService scheduledThread;
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private final BedrockServer bedrockServer;
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private final PlatformType platformType;
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private final GeyserBootstrap bootstrap;
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private final Metrics metrics;
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private static GeyserImpl instance;
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private GeyserImpl(PlatformType platformType, GeyserBootstrap bootstrap) {
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long startupTime = System.currentTimeMillis();
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this.bootstrap = bootstrap;
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instance = this;
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Geyser.set(this);
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GeyserLogger logger = bootstrap.getGeyserLogger();
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GeyserConfiguration config = bootstrap.getGeyserConfig();
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this.platformType = platformType;
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logger.info("******************************************");
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logger.info("");
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logger.info(GeyserLocale.getLocaleStringLog("geyser.core.load", NAME, VERSION));
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logger.info("");
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logger.info("******************************************");
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this.scheduledThread = Executors.newSingleThreadScheduledExecutor(new DefaultThreadFactory("Geyser Scheduled Thread"));
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logger.setDebug(config.isDebugMode());
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/* Initialize translators and registries */
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BlockRegistries.init();
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Registries.init();
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EntityDefinitions.init();
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ItemTranslator.init();
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MessageTranslator.init();
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MinecraftLocale.init();
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ScoreboardUpdater.init();
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ResourcePack.loadPacks();
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if (platformType != PlatformType.STANDALONE && config.getRemote().getAddress().equals("auto")) {
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// Set the remote address to localhost since that is where we are always connecting
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try {
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config.getRemote().setAddress(InetAddress.getLocalHost().getHostAddress());
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} catch (UnknownHostException ex) {
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logger.debug("Unknown host when trying to find localhost.");
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if (config.isDebugMode()) {
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ex.printStackTrace();
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}
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config.getRemote().setAddress(InetAddress.getLoopbackAddress().getHostAddress());
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}
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}
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String remoteAddress = config.getRemote().getAddress();
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// Filters whether it is not an IP address or localhost, because otherwise it is not possible to find out an SRV entry.
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if (!remoteAddress.matches(IP_REGEX) && !remoteAddress.equalsIgnoreCase("localhost")) {
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int remotePort;
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try {
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// Searches for a server address and a port from a SRV record of the specified host name
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InitialDirContext ctx = new InitialDirContext();
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Attribute attr = ctx.getAttributes("dns:///_minecraft._tcp." + remoteAddress, new String[]{"SRV"}).get("SRV");
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// size > 0 = SRV entry found
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if (attr != null && attr.size() > 0) {
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String[] record = ((String) attr.get(0)).split(" ");
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// Overwrites the existing address and port with that from the SRV record.
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config.getRemote().setAddress(remoteAddress = record[3]);
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config.getRemote().setPort(remotePort = Integer.parseInt(record[2]));
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logger.debug("Found SRV record \"" + remoteAddress + ":" + remotePort + "\"");
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}
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} catch (Exception | NoClassDefFoundError ex) { // Check for a NoClassDefFoundError to prevent Android crashes
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logger.debug("Exception while trying to find an SRV record for the remote host.");
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if (config.isDebugMode())
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ex.printStackTrace(); // Otherwise we can get a stack trace for any domain that doesn't have an SRV record
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}
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}
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// Ensure that PacketLib does not create an event loop for handling packets; we'll do that ourselves
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TcpSession.USE_EVENT_LOOP_FOR_PACKETS = false;
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if (config.getRemote().getAuthType() == AuthType.FLOODGATE) {
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try {
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Key key = new AesKeyProducer().produceFrom(config.getFloodgateKeyPath());
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cipher = new AesCipher(new Base64Topping());
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cipher.init(key);
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logger.info(GeyserLocale.getLocaleStringLog("geyser.auth.floodgate.loaded_key"));
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skinUploader = new FloodgateSkinUploader(this).start();
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} catch (Exception exception) {
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logger.severe(GeyserLocale.getLocaleStringLog("geyser.auth.floodgate.bad_key"), exception);
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}
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}
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String branch = "unknown";
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int buildNumber = -1;
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if (this.productionEnvironment()) {
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try {
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Properties gitProperties = new Properties();
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gitProperties.load(FileUtils.getResource("git.properties"));
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branch = gitProperties.getProperty("git.branch");
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String build = gitProperties.getProperty("git.build.number");
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if (build != null) {
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buildNumber = Integer.parseInt(build);
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}
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} catch (Throwable e) {
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logger.error("Failed to read git.properties", e);
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}
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} else {
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logger.debug("Not getting git properties for the news handler as we are in a development environment.");
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}
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newsHandler = new NewsHandler(branch, buildNumber);
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CooldownUtils.setDefaultShowCooldown(config.getShowCooldown());
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DimensionUtils.changeBedrockNetherId(config.isAboveBedrockNetherBuilding()); // Apply End dimension ID workaround to Nether
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// https://github.com/GeyserMC/Geyser/issues/957
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RakNetConstants.MAXIMUM_MTU_SIZE = (short) config.getMtu();
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logger.debug("Setting MTU to " + config.getMtu());
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Integer bedrockThreadCount = Integer.getInteger("Geyser.BedrockNetworkThreads");
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if (bedrockThreadCount == null) {
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// Copy the code from Netty's default thread count fallback
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bedrockThreadCount = Math.max(1, SystemPropertyUtil.getInt("io.netty.eventLoopThreads", NettyRuntime.availableProcessors() * 2));
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}
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boolean enableProxyProtocol = config.getBedrock().isEnableProxyProtocol();
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bedrockServer = new BedrockServer(
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new InetSocketAddress(config.getBedrock().getAddress(), config.getBedrock().getPort()),
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bedrockThreadCount,
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EventLoops.commonGroup(),
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enableProxyProtocol
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);
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if (config.isDebugMode()) {
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logger.debug("EventLoop type: " + EventLoops.getChannelType());
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if (EventLoops.getChannelType() == EventLoops.ChannelType.NIO) {
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if (System.getProperties().contains("disableNativeEventLoop")) {
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logger.debug("EventLoop type is NIO because native event loops are disabled.");
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} else {
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logger.debug("Reason for no Epoll: " + Epoll.unavailabilityCause().toString());
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logger.debug("Reason for no KQueue: " + KQueue.unavailabilityCause().toString());
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}
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}
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}
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bedrockServer.setHandler(new ConnectorServerEventHandler(this));
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if (shouldStartListener) {
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bedrockServer.bind().whenComplete((avoid, throwable) -> {
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if (throwable == null) {
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logger.info(GeyserLocale.getLocaleStringLog("geyser.core.start", config.getBedrock().getAddress(), String.valueOf(config.getBedrock().getPort())));
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} else {
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logger.severe(GeyserLocale.getLocaleStringLog("geyser.core.fail", config.getBedrock().getAddress(), String.valueOf(config.getBedrock().getPort())));
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throwable.printStackTrace();
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}
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}).join();
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}
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if (config.getMetrics().isEnabled()) {
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metrics = new Metrics(this, "GeyserMC", config.getMetrics().getUniqueId(), false, java.util.logging.Logger.getLogger(""));
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metrics.addCustomChart(new Metrics.SingleLineChart("players", sessionManager::size));
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// Prevent unwanted words best we can
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metrics.addCustomChart(new Metrics.SimplePie("authMode", () -> config.getRemote().getAuthType().toString().toLowerCase()));
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metrics.addCustomChart(new Metrics.SimplePie("platform", platformType::getPlatformName));
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metrics.addCustomChart(new Metrics.SimplePie("defaultLocale", GeyserLocale::getDefaultLocale));
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metrics.addCustomChart(new Metrics.SimplePie("version", () -> GeyserImpl.VERSION));
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metrics.addCustomChart(new Metrics.AdvancedPie("playerPlatform", () -> {
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Map<String, Integer> valueMap = new HashMap<>();
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for (GeyserSession session : sessionManager.getAllSessions()) {
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if (session == null) continue;
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if (session.getClientData() == null) continue;
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String os = session.getClientData().getDeviceOs().toString();
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if (!valueMap.containsKey(os)) {
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valueMap.put(os, 1);
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} else {
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valueMap.put(os, valueMap.get(os) + 1);
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}
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}
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return valueMap;
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}));
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metrics.addCustomChart(new Metrics.AdvancedPie("playerVersion", () -> {
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Map<String, Integer> valueMap = new HashMap<>();
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for (GeyserSession session : sessionManager.getAllSessions()) {
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if (session == null) continue;
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if (session.getClientData() == null) continue;
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String version = session.getClientData().getGameVersion();
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if (!valueMap.containsKey(version)) {
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valueMap.put(version, 1);
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} else {
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valueMap.put(version, valueMap.get(version) + 1);
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}
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}
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return valueMap;
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}));
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String minecraftVersion = bootstrap.getMinecraftServerVersion();
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if (minecraftVersion != null) {
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Map<String, Map<String, Integer>> versionMap = new HashMap<>();
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Map<String, Integer> platformMap = new HashMap<>();
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platformMap.put(platformType.getPlatformName(), 1);
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versionMap.put(minecraftVersion, platformMap);
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metrics.addCustomChart(new Metrics.DrilldownPie("minecraftServerVersion", () -> {
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// By the end, we should return, for example:
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// 1.16.5 => (Spigot, 1)
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return versionMap;
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}));
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}
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// The following code can be attributed to the PaperMC project
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// https://github.com/PaperMC/Paper/blob/master/Spigot-Server-Patches/0005-Paper-Metrics.patch#L614
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metrics.addCustomChart(new Metrics.DrilldownPie("javaVersion", () -> {
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Map<String, Map<String, Integer>> map = new HashMap<>();
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String javaVersion = System.getProperty("java.version");
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Map<String, Integer> entry = new HashMap<>();
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entry.put(javaVersion, 1);
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// http://openjdk.java.net/jeps/223
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// Java decided to change their versioning scheme and in doing so modified the
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// java.version system property to return $major[.$minor][.$security][-ea], as opposed to
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// 1.$major.0_$identifier we can handle pre-9 by checking if the "major" is equal to "1",
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// otherwise, 9+
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String majorVersion = javaVersion.split("\\.")[0];
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String release;
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int indexOf = javaVersion.lastIndexOf('.');
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if (majorVersion.equals("1")) {
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release = "Java " + javaVersion.substring(0, indexOf);
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} else {
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// of course, it really wouldn't be all that simple if they didn't add a quirk, now
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// would it valid strings for the major may potentially include values such as -ea to
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// denote a pre release
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Matcher versionMatcher = Pattern.compile("\\d+").matcher(majorVersion);
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if (versionMatcher.find()) {
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majorVersion = versionMatcher.group(0);
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}
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release = "Java " + majorVersion;
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}
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map.put(release, entry);
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return map;
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}));
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} else {
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metrics = null;
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}
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boolean isGui = false;
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// This will check if we are in standalone and get the 'useGui' variable from there
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if (platformType == PlatformType.STANDALONE) {
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try {
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Class<?> cls = Class.forName("org.geysermc.geyser.platform.standalone.GeyserStandaloneBootstrap");
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isGui = (boolean) cls.getMethod("isUseGui").invoke(cls.cast(bootstrap));
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} catch (Exception e) {
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logger.debug("Failed detecting if standalone is using a GUI; if this is a GeyserConnect instance this can be safely ignored.");
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}
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}
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double completeTime = (System.currentTimeMillis() - startupTime) / 1000D;
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String message = GeyserLocale.getLocaleStringLog("geyser.core.finish.done", new DecimalFormat("#.###").format(completeTime)) + " ";
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if (isGui) {
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message += GeyserLocale.getLocaleStringLog("geyser.core.finish.gui");
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} else {
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message += GeyserLocale.getLocaleStringLog("geyser.core.finish.console");
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}
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logger.info(message);
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if (platformType == PlatformType.STANDALONE) {
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logger.warning(GeyserLocale.getLocaleStringLog("geyser.core.movement_warn"));
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}
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newsHandler.handleNews(null, NewsItemAction.ON_SERVER_STARTED);
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}
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@Override
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public @Nullable GeyserSession connectionByName(@NonNull String name) {
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for (GeyserSession session : sessionManager.getAllSessions()) {
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if (session.name().equals(name) || session.getProtocol().getProfile().getName().equals(name)) {
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return session;
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}
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}
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return null;
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}
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@Override
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public @NonNull List<GeyserSession> onlineConnections() {
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return this.sessionManager.getAllSessions();
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}
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@Override
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public @Nullable GeyserSession connectionByUuid(@NonNull UUID uuid) {
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return this.sessionManager.getSessions().get(uuid);
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}
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@Override
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public @Nullable GeyserSession connectionByXuid(@NonNull String xuid) {
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for (GeyserSession session : sessionManager.getAllSessions()) {
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if (session.xuid().equals(xuid)) {
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return session;
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}
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}
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return null;
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}
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@Override
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public void shutdown() {
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bootstrap.getGeyserLogger().info(GeyserLocale.getLocaleStringLog("geyser.core.shutdown"));
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shuttingDown = true;
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if (sessionManager.size() >= 1) {
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bootstrap.getGeyserLogger().info(GeyserLocale.getLocaleStringLog("geyser.core.shutdown.kick.log", sessionManager.size()));
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sessionManager.disconnectAll("geyser.core.shutdown.kick.message");
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bootstrap.getGeyserLogger().info(GeyserLocale.getLocaleStringLog("geyser.core.shutdown.kick.done"));
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}
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scheduledThread.shutdown();
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bedrockServer.close();
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if (skinUploader != null) {
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skinUploader.close();
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}
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newsHandler.shutdown();
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this.getCommandManager().getCommands().clear();
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bootstrap.getGeyserLogger().info(GeyserLocale.getLocaleStringLog("geyser.core.shutdown.done"));
|
|
}
|
|
|
|
@Override
|
|
public void reload() {
|
|
shutdown();
|
|
bootstrap.onEnable();
|
|
}
|
|
|
|
/**
|
|
* Returns false if this Geyser instance is running in an IDE. This only needs to be used in cases where files
|
|
* expected to be in a jarfile are not present.
|
|
*
|
|
* @return true if the version number is not 'DEV'.
|
|
*/
|
|
@Override
|
|
public boolean productionEnvironment() {
|
|
//noinspection ConstantConditions - changes in production
|
|
return !"DEV".equals(GeyserImpl.VERSION);
|
|
}
|
|
|
|
public static GeyserImpl start(PlatformType platformType, GeyserBootstrap bootstrap) {
|
|
return new GeyserImpl(platformType, bootstrap);
|
|
}
|
|
|
|
public GeyserLogger getLogger() {
|
|
return bootstrap.getGeyserLogger();
|
|
}
|
|
|
|
public GeyserConfiguration getConfig() {
|
|
return bootstrap.getGeyserConfig();
|
|
}
|
|
|
|
public CommandManager getCommandManager() {
|
|
return bootstrap.getGeyserCommandManager();
|
|
}
|
|
|
|
public WorldManager getWorldManager() {
|
|
return bootstrap.getWorldManager();
|
|
}
|
|
|
|
public static GeyserImpl getInstance() {
|
|
return instance;
|
|
}
|
|
}
|