667 lines
26 KiB
Java
667 lines
26 KiB
Java
/*
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* This file is part of BlueMap, licensed under the MIT License (MIT).
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*
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* Copyright (c) Blue (Lukas Rieger) <https://bluecolored.de>
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* Copyright (c) contributors
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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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package de.bluecolored.bluemap.common.plugin;
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import de.bluecolored.bluemap.api.debug.DebugDump;
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import de.bluecolored.bluemap.common.BlueMapConfiguration;
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import de.bluecolored.bluemap.common.BlueMapService;
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import de.bluecolored.bluemap.common.InterruptableReentrantLock;
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import de.bluecolored.bluemap.common.MissingResourcesException;
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import de.bluecolored.bluemap.common.api.BlueMapAPIImpl;
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import de.bluecolored.bluemap.common.config.*;
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import de.bluecolored.bluemap.common.live.LivePlayersDataSupplier;
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import de.bluecolored.bluemap.common.plugin.skins.PlayerSkinUpdater;
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import de.bluecolored.bluemap.common.rendermanager.MapUpdateTask;
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import de.bluecolored.bluemap.common.rendermanager.RenderManager;
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import de.bluecolored.bluemap.common.serverinterface.ServerEventListener;
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import de.bluecolored.bluemap.common.serverinterface.Server;
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import de.bluecolored.bluemap.common.serverinterface.ServerWorld;
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import de.bluecolored.bluemap.common.web.*;
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import de.bluecolored.bluemap.common.web.http.HttpServer;
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import de.bluecolored.bluemap.core.debug.StateDumper;
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import de.bluecolored.bluemap.core.logger.Logger;
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import de.bluecolored.bluemap.core.map.BmMap;
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import de.bluecolored.bluemap.core.metrics.Metrics;
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import de.bluecolored.bluemap.core.resources.resourcepack.ResourcePack;
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import de.bluecolored.bluemap.core.storage.Storage;
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import de.bluecolored.bluemap.core.util.FileHelper;
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import de.bluecolored.bluemap.core.util.Tristate;
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import de.bluecolored.bluemap.core.world.World;
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import de.bluecolored.bluemap.core.world.mca.MCAWorld;
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import org.jetbrains.annotations.Nullable;
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import org.spongepowered.configurate.gson.GsonConfigurationLoader;
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import org.spongepowered.configurate.serialize.SerializationException;
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import java.io.IOException;
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import java.io.OutputStream;
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import java.io.OutputStreamWriter;
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import java.io.Writer;
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import java.net.BindException;
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import java.net.InetSocketAddress;
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import java.net.UnknownHostException;
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import java.nio.file.Path;
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import java.time.Instant;
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import java.time.ZoneId;
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import java.time.ZonedDateTime;
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import java.util.*;
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import java.util.concurrent.TimeUnit;
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import java.util.function.Predicate;
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import java.util.regex.Pattern;
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@DebugDump
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public class Plugin implements ServerEventListener {
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public static final String PLUGIN_ID = "bluemap";
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public static final String PLUGIN_NAME = "BlueMap";
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private static final String DEBUG_FILE_LOG_NAME = "file-debug-log";
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private final InterruptableReentrantLock loadingLock = new InterruptableReentrantLock();
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private final String implementationType;
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private final Server serverInterface;
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private BlueMapService blueMap;
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private PluginState pluginState;
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private RenderManager renderManager;
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private HttpServer webServer;
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private Logger webLogger;
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private BlueMapAPIImpl api;
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private Timer daemonTimer;
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private Map<String, RegionFileWatchService> regionFileWatchServices;
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private PlayerSkinUpdater skinUpdater;
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private boolean loaded = false;
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public Plugin(String implementationType, Server serverInterface) {
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this.implementationType = implementationType.toLowerCase();
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this.serverInterface = serverInterface;
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StateDumper.global().register(this);
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}
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public void load() throws IOException {
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load(null);
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}
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private void load(@Nullable ResourcePack preloadedResourcePack) throws IOException {
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loadingLock.lock();
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try {
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synchronized (this) {
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if (loaded) return;
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unload(); //ensure nothing is left running (from a failed load or something)
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//load configs
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BlueMapConfigManager configManager = BlueMapConfigManager.builder()
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.minecraftVersion(serverInterface.getMinecraftVersion())
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.configRoot(serverInterface.getConfigFolder())
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.resourcePacksFolder(serverInterface.getConfigFolder().resolve("resourcepacks"))
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.modsFolder(serverInterface.getModsFolder().orElse(null))
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.useMetricsConfig(serverInterface.isMetricsEnabled() == Tristate.UNDEFINED)
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.autoConfigWorlds(serverInterface.getLoadedServerWorlds())
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.build();
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CoreConfig coreConfig = configManager.getCoreConfig();
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WebserverConfig webserverConfig = configManager.getWebserverConfig();
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WebappConfig webappConfig = configManager.getWebappConfig();
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PluginConfig pluginConfig = configManager.getPluginConfig();
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//apply new file-logger config
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if (coreConfig.getLog().getFile() != null) {
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ZonedDateTime zdt = ZonedDateTime.ofInstant(Instant.now(), ZoneId.systemDefault());
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Logger.global.put(DEBUG_FILE_LOG_NAME, () -> Logger.file(
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Path.of(String.format(coreConfig.getLog().getFile(), zdt)),
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coreConfig.getLog().isAppend()
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));
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} else {
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Logger.global.remove(DEBUG_FILE_LOG_NAME);
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}
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//load plugin state
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try {
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GsonConfigurationLoader loader = GsonConfigurationLoader.builder()
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.path(coreConfig.getData().resolve("pluginState.json"))
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.build();
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pluginState = loader.load().get(PluginState.class);
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} catch (SerializationException ex) {
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Logger.global.logWarning("Failed to load pluginState.json (invalid format), creating a new one...");
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pluginState = new PluginState();
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}
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//create bluemap-service
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blueMap = new BlueMapService(configManager, preloadedResourcePack);
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//try load resources
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try {
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blueMap.getOrLoadResourcePack();
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} catch (MissingResourcesException ex) {
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Logger.global.logWarning("BlueMap is missing important resources!");
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Logger.global.logWarning("You must accept the required file download in order for BlueMap to work!");
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BlueMapConfiguration configProvider = blueMap.getConfig();
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if (configProvider instanceof BlueMapConfigManager) {
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Logger.global.logWarning("Please check: " + ((BlueMapConfigManager) configProvider).getConfigManager().findConfigPath(Path.of("core")).toAbsolutePath().normalize());
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}
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Logger.global.logInfo("If you have changed the config you can simply reload the plugin using: /bluemap reload");
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unload();
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return;
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}
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//load maps
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Map<String, BmMap> maps = blueMap.getOrLoadMaps();
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//create and start webserver
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if (webserverConfig.isEnabled()) {
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Path webroot = webserverConfig.getWebroot();
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FileHelper.createDirectories(webroot);
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RoutingRequestHandler routingRequestHandler = new RoutingRequestHandler();
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// default route
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routingRequestHandler.register(".*", new FileRequestHandler(webroot));
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// map route
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for (var mapConfigEntry : configManager.getMapConfigs().entrySet()) {
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String id = mapConfigEntry.getKey();
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MapConfig mapConfig = mapConfigEntry.getValue();
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MapRequestHandler mapRequestHandler;
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BmMap map = maps.get(id);
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if (map != null) {
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mapRequestHandler = new MapRequestHandler(map, serverInterface, pluginConfig, Predicate.not(pluginState::isPlayerHidden));
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} else {
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Storage storage = blueMap.getOrLoadStorage(mapConfig.getStorage());
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mapRequestHandler = new MapRequestHandler(id, storage);
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}
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routingRequestHandler.register(
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"maps/" + Pattern.quote(id) + "/(.*)",
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"$1",
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new BlueMapResponseModifier(mapRequestHandler)
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);
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}
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// create web-logger
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List<Logger> webLoggerList = new ArrayList<>();
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if (webserverConfig.getLog().getFile() != null) {
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ZonedDateTime zdt = ZonedDateTime.ofInstant(Instant.now(), ZoneId.systemDefault());
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webLoggerList.add(Logger.file(
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Path.of(String.format(webserverConfig.getLog().getFile(), zdt)),
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webserverConfig.getLog().isAppend()
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));
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}
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webLogger = Logger.combine(webLoggerList);
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try {
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webServer = new HttpServer(new LoggingRequestHandler(
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routingRequestHandler,
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webserverConfig.getLog().getFormat(),
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webLogger
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));
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webServer.bind(new InetSocketAddress(
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webserverConfig.resolveIp(),
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webserverConfig.getPort()
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));
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webServer.start();
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} catch (UnknownHostException ex) {
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throw new ConfigurationException("BlueMap failed to resolve the ip in your webserver-config.\n" +
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"Check if that is correctly configured.", ex);
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} catch (BindException ex) {
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throw new ConfigurationException("BlueMap failed to bind to the configured address.\n" +
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"This usually happens when the configured port (" + webserverConfig.getPort() + ") is already in use by some other program.", ex);
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} catch (IOException ex) {
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throw new ConfigurationException("BlueMap failed to initialize the webserver.\n" +
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"Check your webserver-config if everything is configured correctly.\n" +
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"(Make sure you DON'T use the same port for bluemap that you also use for your minecraft server)", ex);
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}
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}
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//warn if no maps are configured
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if (maps.isEmpty()) {
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Logger.global.logWarning("There are no valid maps configured, please check your map-configs! Disabling BlueMap...");
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unload(true);
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return;
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}
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//initialize render manager
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renderManager = new RenderManager();
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//update all maps
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maps.values().stream()
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.sorted(Comparator.comparing(bmMap -> bmMap.getMapSettings().getSorting()))
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.forEach(map -> {
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if (pluginState.getMapState(map).isUpdateEnabled()) {
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renderManager.scheduleRenderTask(new MapUpdateTask(map));
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}
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});
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//update webapp and settings
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if (webappConfig.isEnabled())
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blueMap.createOrUpdateWebApp(false);
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//start skin updater
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this.skinUpdater = new PlayerSkinUpdater(this);
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if (pluginConfig.isLivePlayerMarkers()) {
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serverInterface.registerListener(skinUpdater);
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}
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//init timer
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daemonTimer = new Timer("BlueMap-Plugin-DaemonTimer", true);
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//periodically save
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TimerTask saveTask = new TimerTask() {
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@Override
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public void run() {
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save();
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}
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};
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daemonTimer.schedule(saveTask, TimeUnit.MINUTES.toMillis(2), TimeUnit.MINUTES.toMillis(2));
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//periodically save markers
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int writeMarkersInterval = pluginConfig.getWriteMarkersInterval();
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if (writeMarkersInterval > 0) {
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TimerTask saveMarkersTask = new TimerTask() {
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@Override
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public void run() {
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saveMarkerStates();
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}
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};
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daemonTimer.schedule(saveMarkersTask, TimeUnit.SECONDS.toMillis(writeMarkersInterval), TimeUnit.SECONDS.toMillis(writeMarkersInterval));
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}
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//periodically save players
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int writePlayersInterval = pluginConfig.getWritePlayersInterval();
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if (writePlayersInterval > 0) {
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TimerTask savePlayersTask = new TimerTask() {
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@Override
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public void run() {
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savePlayerStates();
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}
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};
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daemonTimer.schedule(savePlayersTask, TimeUnit.SECONDS.toMillis(writePlayersInterval), TimeUnit.SECONDS.toMillis(writePlayersInterval));
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}
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//periodically restart the file-watchers
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TimerTask fileWatcherRestartTask = new TimerTask() {
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@Override
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public void run() {
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regionFileWatchServices.values().forEach(RegionFileWatchService::close);
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regionFileWatchServices.clear();
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initFileWatcherTasks();
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}
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};
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daemonTimer.schedule(fileWatcherRestartTask, TimeUnit.HOURS.toMillis(1), TimeUnit.HOURS.toMillis(1));
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//periodically update all (non frozen) maps
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if (pluginConfig.getFullUpdateInterval() > 0) {
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long fullUpdateTime = TimeUnit.MINUTES.toMillis(pluginConfig.getFullUpdateInterval());
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TimerTask updateAllMapsTask = new TimerTask() {
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@Override
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public void run() {
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for (BmMap map : maps.values()) {
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if (pluginState.getMapState(map).isUpdateEnabled()) {
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renderManager.scheduleRenderTask(new MapUpdateTask(map));
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}
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}
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}
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};
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daemonTimer.scheduleAtFixedRate(updateAllMapsTask, fullUpdateTime, fullUpdateTime);
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}
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//metrics
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TimerTask metricsTask = new TimerTask() {
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@Override
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public void run() {
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if (Plugin.this.serverInterface.isMetricsEnabled().getOr(coreConfig::isMetrics))
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Metrics.sendReport(Plugin.this.implementationType);
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}
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};
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daemonTimer.scheduleAtFixedRate(metricsTask, TimeUnit.MINUTES.toMillis(1), TimeUnit.MINUTES.toMillis(30));
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//watch map-changes
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this.regionFileWatchServices = new HashMap<>();
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initFileWatcherTasks();
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//register listener
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serverInterface.registerListener(this);
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//enable api
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this.api = new BlueMapAPIImpl(this);
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this.api.register();
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//save webapp settings again (for api-registered scripts and styles)
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if (webappConfig.isEnabled())
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this.getBlueMap().getWebFilesManager().saveSettings();
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//start render-manager
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if (pluginState.isRenderThreadsEnabled()) {
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checkPausedByPlayerCount(); // <- this also starts the render-manager if it should start
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} else {
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Logger.global.logInfo("Render-Threads are STOPPED! Use the command 'bluemap start' to start them.");
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}
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//done
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loaded = true;
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}
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} catch (ConfigurationException ex) {
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Logger.global.logWarning(ex.getFormattedExplanation());
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throw new IOException(ex);
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} catch (InterruptedException e) {
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Thread.currentThread().interrupt();
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Logger.global.logWarning("Loading has been interrupted!");
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} finally {
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loadingLock.unlock();
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}
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}
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public void unload() {
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this.unload(false);
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}
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public void unload(boolean keepWebserver) {
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loadingLock.interruptAndLock();
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try {
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synchronized (this) {
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//save
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save();
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//disable api
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if (api != null) api.unregister();
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api = null;
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//unregister listeners
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serverInterface.unregisterAllListeners();
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skinUpdater = null;
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//stop scheduled threads
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if (daemonTimer != null) daemonTimer.cancel();
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daemonTimer = null;
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//stop file-watchers
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if (regionFileWatchServices != null) {
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regionFileWatchServices.values().forEach(RegionFileWatchService::close);
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regionFileWatchServices.clear();
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}
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regionFileWatchServices = null;
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//stop services
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if (renderManager != null){
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renderManager.stop();
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try {
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renderManager.awaitShutdown();
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} catch (InterruptedException ex) {
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Thread.currentThread().interrupt();
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}
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}
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renderManager = null;
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if (webServer != null && !keepWebserver) {
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try {
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webServer.close();
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} catch (IOException ex) {
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Logger.global.logError("Failed to close the webserver!", ex);
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}
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webServer = null;
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}
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if (webLogger != null) {
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try {
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webLogger.close();
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} catch (Exception ex) {
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Logger.global.logError("Failed to close the webserver-logger!", ex);
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}
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webLogger = null;
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}
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//close bluemap
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if (blueMap != null) {
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try {
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blueMap.close();
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} catch (IOException ex) {
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Logger.global.logError("Failed to close a bluemap-service!", ex);
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}
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}
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blueMap = null;
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// remove file-logger
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Logger.global.remove(DEBUG_FILE_LOG_NAME);
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//clear resources
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pluginState = null;
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//done
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loaded = false;
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}
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} finally {
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loadingLock.unlock();
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}
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}
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public void reload() throws IOException {
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unload();
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load();
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}
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/**
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* {@link #reload()} but without reloading the resourcepack (if it is loaded).
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*/
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public void lightReload() throws IOException {
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loadingLock.lock();
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try {
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synchronized (this) {
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if (!loaded) {
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reload(); // reload normally
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return;
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}
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// hold and reuse loaded resourcepack
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ResourcePack preloadedResourcePack = this.blueMap.getResourcePack();
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unload();
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load(preloadedResourcePack);
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}
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} finally {
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loadingLock.unlock();
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}
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}
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public synchronized void save() {
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if (blueMap == null) return;
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if (pluginState != null) {
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try {
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GsonConfigurationLoader loader = GsonConfigurationLoader.builder()
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.path(blueMap.getConfig().getCoreConfig().getData().resolve("pluginState.json"))
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.build();
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loader.save(loader.createNode().set(PluginState.class, pluginState));
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} catch (IOException ex) {
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Logger.global.logError("Failed to save pluginState.json!", ex);
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}
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}
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var maps = blueMap.getMaps();
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for (BmMap map : maps.values()) {
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map.save();
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}
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}
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public void saveMarkerStates() {
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if (blueMap == null) return;
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var maps = blueMap.getMaps();
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for (BmMap map : maps.values()) {
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map.saveMarkerState();
|
|
}
|
|
}
|
|
|
|
public void savePlayerStates() {
|
|
if (blueMap == null) return;
|
|
|
|
var maps = blueMap.getMaps();
|
|
for (BmMap map : maps.values()) {
|
|
var serverWorld = serverInterface.getServerWorld(map.getWorld()).orElse(null);
|
|
if (serverWorld == null) continue;
|
|
var dataSupplier = new LivePlayersDataSupplier(
|
|
serverInterface,
|
|
getBlueMap().getConfig().getPluginConfig(),
|
|
serverWorld,
|
|
Predicate.not(pluginState::isPlayerHidden)
|
|
);
|
|
try (
|
|
OutputStream out = map.getStorage().writeMeta(map.getId(), BmMap.META_FILE_PLAYERS);
|
|
Writer writer = new OutputStreamWriter(out)
|
|
) {
|
|
writer.write(dataSupplier.get());
|
|
} catch (Exception ex) {
|
|
Logger.global.logError("Failed to save players for map '" + map.getId() + "'!", ex);
|
|
}
|
|
}
|
|
}
|
|
|
|
public synchronized void startWatchingMap(BmMap map) {
|
|
stopWatchingMap(map);
|
|
|
|
try {
|
|
RegionFileWatchService watcher = new RegionFileWatchService(renderManager, map);
|
|
watcher.start();
|
|
regionFileWatchServices.put(map.getId(), watcher);
|
|
} catch (IOException ex) {
|
|
Logger.global.logError("Failed to create file-watcher for map: " + map.getId() + " (This means the map might not automatically update)", ex);
|
|
}
|
|
}
|
|
|
|
public synchronized void stopWatchingMap(BmMap map) {
|
|
RegionFileWatchService watcher = regionFileWatchServices.remove(map.getId());
|
|
if (watcher != null) {
|
|
watcher.close();
|
|
}
|
|
}
|
|
|
|
public boolean flushWorldUpdates(World world) throws IOException {
|
|
var implWorld = serverInterface.getServerWorld(world).orElse(null);
|
|
if (implWorld != null) return implWorld.persistWorldChanges();
|
|
return false;
|
|
}
|
|
|
|
@Override
|
|
public void onPlayerJoin(UUID playerUuid) {
|
|
checkPausedByPlayerCountSoon();
|
|
}
|
|
|
|
@Override
|
|
public void onPlayerLeave(UUID playerUuid) {
|
|
checkPausedByPlayerCountSoon();
|
|
}
|
|
|
|
private void checkPausedByPlayerCountSoon() {
|
|
// check is done a second later to make sure the player has actually joined/left and is no longer on the list
|
|
try {
|
|
daemonTimer.schedule(new TimerTask() {
|
|
@Override
|
|
public void run() {
|
|
checkPausedByPlayerCount();
|
|
}
|
|
}, 1000);
|
|
} catch (IllegalStateException ex) { // Timer is cancelled for some reason
|
|
Logger.global.logWarning("Timer is already cancelled, skipping player-limit checks!");
|
|
}
|
|
}
|
|
|
|
public boolean checkPausedByPlayerCount() {
|
|
CoreConfig coreConfig = getBlueMap().getConfig().getCoreConfig();
|
|
PluginConfig pluginConfig = getBlueMap().getConfig().getPluginConfig();
|
|
|
|
if (
|
|
pluginConfig.getPlayerRenderLimit() > 0 &&
|
|
getServerInterface().getOnlinePlayers().size() >= pluginConfig.getPlayerRenderLimit()
|
|
) {
|
|
if (renderManager.isRunning()) renderManager.stop();
|
|
return true;
|
|
} else {
|
|
if (!renderManager.isRunning() && getPluginState().isRenderThreadsEnabled())
|
|
renderManager.start(coreConfig.resolveRenderThreadCount());
|
|
return false;
|
|
}
|
|
}
|
|
|
|
public @Nullable World getWorld(ServerWorld serverWorld) {
|
|
String id = MCAWorld.id(serverWorld.getWorldFolder(), serverWorld.getDimension());
|
|
return getBlueMap().getWorlds().get(id);
|
|
}
|
|
|
|
public Server getServerInterface() {
|
|
return serverInterface;
|
|
}
|
|
|
|
public BlueMapService getBlueMap() {
|
|
return blueMap;
|
|
}
|
|
|
|
public PluginState getPluginState() {
|
|
return pluginState;
|
|
}
|
|
|
|
public RenderManager getRenderManager() {
|
|
return renderManager;
|
|
}
|
|
|
|
public HttpServer getWebServer() {
|
|
return webServer;
|
|
}
|
|
|
|
public boolean isLoaded() {
|
|
return loaded;
|
|
}
|
|
|
|
public String getImplementationType() {
|
|
return implementationType;
|
|
}
|
|
|
|
public PlayerSkinUpdater getSkinUpdater() {
|
|
return skinUpdater;
|
|
}
|
|
|
|
private void initFileWatcherTasks() {
|
|
var maps = blueMap.getMaps();
|
|
if (maps != null) {
|
|
for (BmMap map : maps.values()) {
|
|
if (pluginState.getMapState(map).isUpdateEnabled()) {
|
|
startWatchingMap(map);
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|