433 lines
22 KiB
Java
433 lines
22 KiB
Java
package net.ME1312.SubServers.Host;
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import net.ME1312.SubServers.Host.API.Event.CommandPreProcessEvent;
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import net.ME1312.SubServers.Host.API.Event.SubDisableEvent;
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import net.ME1312.SubServers.Host.API.Event.SubEnableEvent;
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import net.ME1312.SubServers.Host.API.Event.SubReloadEvent;
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import net.ME1312.SubServers.Host.API.SubPluginInfo;
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import net.ME1312.SubServers.Host.API.SubPlugin;
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import net.ME1312.SubServers.Host.Executable.SubCreator;
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import net.ME1312.SubServers.Host.Executable.SubServer;
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import net.ME1312.SubServers.Host.Library.Config.YAMLConfig;
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import net.ME1312.SubServers.Host.Library.Config.YAMLSection;
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import net.ME1312.SubServers.Host.Library.Exception.IllegalPluginException;
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import net.ME1312.SubServers.Host.Library.Log.FileLogger;
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import net.ME1312.SubServers.Host.Library.Log.Logger;
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import net.ME1312.SubServers.Host.Library.NamedContainer;
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import net.ME1312.SubServers.Host.Library.UniversalFile;
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import net.ME1312.SubServers.Host.Library.Util;
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import net.ME1312.SubServers.Host.Library.Version.Version;
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import net.ME1312.SubServers.Host.Network.SubDataClient;
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import org.json.JSONObject;
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import org.w3c.dom.Document;
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import org.w3c.dom.Node;
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import org.w3c.dom.NodeList;
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import org.xml.sax.InputSource;
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import javax.xml.parsers.DocumentBuilderFactory;
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import java.io.*;
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import java.lang.reflect.InvocationTargetException;
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import java.net.InetAddress;
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import java.net.URL;
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import java.net.URLDecoder;
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import java.nio.charset.Charset;
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import java.nio.file.Files;
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import java.text.DecimalFormat;
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import java.util.*;
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import java.util.concurrent.TimeUnit;
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import java.util.zip.ZipEntry;
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import java.util.zip.ZipInputStream;
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/**
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* SubServers.Host Main Class
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*/
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public final class ExHost {
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protected NamedContainer<Long, Map<String, Map<String, String>>> lang = null;
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public HashMap<String, SubCreator.ServerTemplate> templates = new HashMap<String, SubCreator.ServerTemplate>();
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public HashMap<String, SubServer> servers = new HashMap<String, SubServer>();
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public SubCreator creator;
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public Logger log;
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public final UniversalFile dir = new UniversalFile(new File(System.getProperty("user.dir")));
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public final UniversalFile runtime;
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public YAMLConfig config;
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public YAMLSection host = null;
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public SubDataClient subdata = null;
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public final Version version = new Version("2.13a");
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public final Version bversion = new Version(1);
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public final SubAPI api = new SubAPI(this);
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private boolean running = false;
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private boolean ready = false;
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/**
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* SubServers.Host Launch
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*
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* @param args Args
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* @throws Exception
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*/
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public static void main(String[] args) throws Exception {
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new ExHost(new File(URLDecoder.decode(System.getProperty("subservers.host.runtime"), "UTF-8")), args);
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}
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private ExHost(File runtime, String[] args) {
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this.runtime = new UniversalFile(runtime);
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log = new Logger("SubServers");
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try {
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Logger.setup(System.out, System.err, dir);
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log.info.println("Loading SubServers.Host v" + version.toString() + " Libraries");
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dir.mkdirs();
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new File(dir, "Plugins").mkdir();
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if (!(new UniversalFile(dir, "config.yml").exists())) {
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Util.copyFromJar(ExHost.class.getClassLoader(), "net/ME1312/SubServers/Host/Library/Files/config.yml", new UniversalFile(dir, "config.yml").getPath());
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log.info.println("Created ~/config.yml");
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} else if ((new Version((new YAMLConfig(new UniversalFile(dir, "config.yml"))).get().getSection("Settings").getString("Version", "0")).compareTo(new Version("2.11.2a+"))) != 0) {
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Files.move(new UniversalFile(dir, "config.yml").toPath(), new UniversalFile(dir, "config.old" + Math.round(Math.random() * 100000) + ".yml").toPath());
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Util.copyFromJar(ExHost.class.getClassLoader(), "net/ME1312/SubServers/Host/Library/Files/config.yml", new UniversalFile(dir, "config.yml").getPath());
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log.info.println("Updated ~/config.yml");
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}
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config = new YAMLConfig(new UniversalFile(dir, "config.yml"));
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if (new UniversalFile(dir, "Recently Deleted").exists()) {
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int f = new UniversalFile(dir, "Recently Deleted").listFiles().length;
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for (File file : new UniversalFile(dir, "Recently Deleted").listFiles()) {
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try {
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if (file.isDirectory()) {
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if (new UniversalFile(dir, "Recently Deleted:" + file.getName() + ":info.json").exists()) {
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JSONObject json = new JSONObject(Util.readAll(new FileReader(new UniversalFile(dir, "Recently Deleted:" + file.getName() + ":info.json"))));
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if (json.keySet().contains("Timestamp")) {
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if (TimeUnit.MILLISECONDS.toDays(Calendar.getInstance().getTime().getTime() - json.getLong("Timestamp")) >= 7) {
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Util.deleteDirectory(file);
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f--;
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log.info.println("Removed ~/Recently Deleted/" + file.getName());
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}
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} else {
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Util.deleteDirectory(file);
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f--;
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log.info.println("Removed ~/Recently Deleted/" + file.getName());
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}
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} else {
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Util.deleteDirectory(file);
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f--;
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log.info.println("Removed ~/Recently Deleted/" + file.getName());
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}
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} else {
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Files.delete(file.toPath());
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f--;
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log.info.println("Removed ~/Recently Deleted/" + file.getName());
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}
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} catch (Exception e) {
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log.error.println(e);
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}
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}
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if (f <= 0) {
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Files.delete(new UniversalFile(dir, "Recently Deleted").toPath());
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}
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}
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running = true;
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SubDataClient.Encryption encryption = SubDataClient.Encryption.NONE;
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if (config.get().getSection("Settings").getSection("SubData").getString("Password", "").length() == 0) {
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log.info.println("Cannot encrypt connection without a password");
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} else if (Util.isException(() -> SubDataClient.Encryption.valueOf(config.get().getSection("Settings").getSection("SubData").getRawString("Encryption", "NONE").replace('-', '_').replace(' ', '_').toUpperCase()))) {
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log.info.println("Unknown encryption type: " + SubDataClient.Encryption.valueOf(config.get().getSection("Settings").getSection("SubData").getRawString("Encryption", "None")));
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} else {
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encryption = SubDataClient.Encryption.valueOf(config.get().getSection("Settings").getSection("SubData").getRawString("Encryption", "NONE").replace('-', '_').replace(' ', '_').toUpperCase());
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}
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subdata = new SubDataClient(this, config.get().getSection("Settings").getSection("SubData").getString("Name", "undefined"),
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InetAddress.getByName(config.get().getSection("Settings").getSection("SubData").getString("Address", "127.0.0.1:4391").split(":")[0]),
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Integer.parseInt(config.get().getSection("Settings").getSection("SubData").getString("Address", "127.0.0.1:4391").split(":")[1]), encryption);
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Runtime.getRuntime().addShutdownHook(new Thread(() -> {
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if (running) {
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log.warn.println("Received request from system to shutdown");
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forcequit(0);
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}
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}));
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creator = new SubCreator(this);
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if (System.getProperty("subservers.host.plugins", "").length() > 0) {
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long begin = Calendar.getInstance().getTime().getTime();
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long i = 0;
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log.info.println("Loading SubAPI Plugins...");
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/*
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* Decode Plugin List Variable
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*/
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String decoded = URLDecoder.decode(System.getProperty("subservers.host.plugins"), "UTF-8");
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List<String> classes = new LinkedList<String>();
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HashMap<String, SubPluginInfo> plugins = new LinkedHashMap<String, SubPluginInfo>();
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if (!decoded.contains(" ")) {
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classes.add(decoded);
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} else {
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classes.addAll(Arrays.asList(decoded.split(" ")));
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}
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/*
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* Load Main Classes & Plugin Descriptions
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*/
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for (String main : classes) {
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try {
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Class<?> clazz = Class.forName(main);
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if (!clazz.isAnnotationPresent(SubPlugin.class)) throw new ClassCastException("Cannot find plugin descriptor");
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Object obj = clazz.getConstructor().newInstance();
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try {
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SubPluginInfo plugin = new SubPluginInfo(this, obj, clazz.getAnnotation(SubPlugin.class).name(), new Version(clazz.getAnnotation(SubPlugin.class).version()),
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Arrays.asList(clazz.getAnnotation(SubPlugin.class).authors()), (clazz.getAnnotation(SubPlugin.class).description().length() > 0)?clazz.getAnnotation(SubPlugin.class).description():null,
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(clazz.getAnnotation(SubPlugin.class).website().length() > 0)?new URL(clazz.getAnnotation(SubPlugin.class).website()):null, Arrays.asList(clazz.getAnnotation(SubPlugin.class).loadBefore()),
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Arrays.asList(clazz.getAnnotation(SubPlugin.class).dependencies()), Arrays.asList(clazz.getAnnotation(SubPlugin.class).softDependencies()));
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if (plugins.keySet().contains(plugin.getName().toLowerCase())) log.warn.println("Duplicate plugin: " + plugin.getName().toLowerCase());
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plugin.addExtra("subservers.plugin.loadafter", new ArrayList<String>());
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plugins.put(plugin.getName().toLowerCase(), plugin);
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} catch (Throwable e) {
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log.error.println(new IllegalPluginException(e, "Cannot load plugin descriptor for main class: " + main));
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}
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} catch (ClassCastException e) {
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log.error.println(new IllegalPluginException(e, "Main class isn't annotated as a SubPlugin: " + main));
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} catch (InvocationTargetException e) {
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log.error.println(new IllegalPluginException(e.getTargetException(), "Uncaught exception occurred while loading main class: " + main));
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} catch (Throwable e) {
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log.error.println(new IllegalPluginException(e, "Cannot load main class: " + main));
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}
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}
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/*
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* Load Extra Plugin Settings
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*/
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for (SubPluginInfo plugin : plugins.values()) {
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for (String loadbefore : plugin.getLoadBefore()) {
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if (plugins.keySet().contains(loadbefore.toLowerCase())) {
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List<String> loadafter = plugins.get(loadbefore.toLowerCase()).getExtra("subservers.plugin.loadafter").asRawStringList();
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loadafter.add(plugin.getName().toLowerCase());
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plugins.get(loadbefore.toLowerCase()).addExtra("subservers.plugin.loadafter", loadafter);
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}
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}
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}
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/*
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* Register Plugins
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*/
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while (plugins.size() > 0) {
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List<String> loaded = new ArrayList<String>();
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for (SubPluginInfo plugin : plugins.values()) {
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try {
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boolean load = true;
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for (String depend : plugin.getDependancies()) {
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if (plugins.keySet().contains(depend.toLowerCase())) {
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load = false;
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} else if (!api.plugins.keySet().contains(depend.toLowerCase())) {
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throw new IllegalPluginException(new IllegalStateException("Unknown dependency: " + depend), "Cannot meet requirements for plugin: " + plugin.getName() + " v" + plugin.getVersion().toString());
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}
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}
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for (String softdepend : plugin.getSoftDependancies()) {
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if (plugins.keySet().contains(softdepend.toLowerCase())) {
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load = false;
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}
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}
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for (String loadafter : plugin.getExtra("subservers.plugin.loadafter").asRawStringList()) {
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if (plugins.keySet().contains(loadafter.toLowerCase())) {
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load = false;
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}
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}
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if (load) try {
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plugin.removeExtra("subservers.plugin.loadafter");
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plugin.setEnabled(true);
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api.addListener(plugin, plugin.get());
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api.plugins.put(plugin.getName().toLowerCase(), plugin);
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api.plugins.put(plugin.getName().toLowerCase(), plugin);
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loaded.add(plugin.getName().toLowerCase());
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log.info.println("Loaded " + plugin.getName() + " v" + plugin.getVersion().toString() + " by " + plugin.getAuthors().toString().substring(1, plugin.getAuthors().toString().length() - 1));
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i++;
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} catch (Throwable e) {
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plugin.setEnabled(false);
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throw new InvocationTargetException(e, "Problem loading plugin: " + plugin.getName());
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}
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} catch (InvocationTargetException e) {
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log.error.println(e);
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loaded.add(plugin.getName().toLowerCase());
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}
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}
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int progress = 0;
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for (String name : loaded) {
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progress++;
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plugins.remove(name);
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}
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if (progress == 0 && plugins.size() != 0) {
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log.error.println(new IllegalStateException("Couldn't load more plugins yet " + plugins.size() + " remain unloaded"));
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break;
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}
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}
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/*
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* Enable Plugins
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*/
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api.executeEvent(new SubEnableEvent(this));
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log.info.println(i + " Plugin"+((i == 1)?"":"s") + " loaded in" + new DecimalFormat("0.000").format((Calendar.getInstance().getTime().getTime() - begin) / 1000D) + "s");
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}
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loadDefaults();
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new Timer().schedule(new TimerTask() {
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@Override
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public void run() {
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try {
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Document updxml = DocumentBuilderFactory.newInstance().newDocumentBuilder().parse(new InputSource(new StringReader(Util.readAll(new BufferedReader(new InputStreamReader(new URL("https://src.me1312.net/maven/net/ME1312/SubServers/SubServers.Host/maven-metadata.xml").openStream(), Charset.forName("UTF-8")))))));
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NodeList updnodeList = updxml.getElementsByTagName("version");
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Version updversion = version;
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int updcount = -1;
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for (int i = 0; i < updnodeList.getLength(); i++) {
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Node node = updnodeList.item(i);
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if (node.getNodeType() == Node.ELEMENT_NODE) {
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if (!node.getTextContent().startsWith("-") && new Version(node.getTextContent()).compareTo(updversion) >= 0) {
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updversion = new Version(node.getTextContent());
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updcount++;
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}
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}
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}
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if (!updversion.equals(version)) log.info.println("SubServers.Host v" + updversion + " is available. You are " + updcount + " version" + ((updcount == 1)?"":"s") + " behind.");
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} catch (Exception e) {}
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}
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}, 0, TimeUnit.DAYS.toMillis(2));
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loop();
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} catch (Exception e) {
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log.error.println(e);
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forcequit(1);
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}
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}
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public void reload() throws IOException {
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if (subdata != null)
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subdata.destroy(0);
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config.reload();
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SubDataClient.Encryption encryption = SubDataClient.Encryption.NONE;
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if (config.get().getSection("Settings").getSection("SubData").getString("Password", "").length() == 0) {
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log.info.println("Cannot encrypt connection without a password");
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} else if (Util.isException(() -> SubDataClient.Encryption.valueOf(config.get().getSection("Settings").getSection("SubData").getRawString("Encryption", "NONE").replace('-', '_').replace(' ', '_').toUpperCase()))) {
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log.info.println("Unknown encryption type: " + SubDataClient.Encryption.valueOf(config.get().getSection("Settings").getSection("SubData").getRawString("Encryption", "None")));
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} else {
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encryption = SubDataClient.Encryption.valueOf(config.get().getSection("Settings").getSection("SubData").getRawString("Encryption", "NONE").replace('-', '_').replace(' ', '_').toUpperCase());
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}
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subdata = new SubDataClient(this, config.get().getSection("Settings").getSection("SubData").getString("Name", "undefined"),
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InetAddress.getByName(config.get().getSection("Settings").getSection("SubData").getString("Address", "127.0.0.1:4391").split(":")[0]),
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Integer.parseInt(config.get().getSection("Settings").getSection("SubData").getString("Address", "127.0.0.1:4391").split(":")[1]), encryption);
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SubAPI.getInstance().executeEvent(new SubReloadEvent(this));
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}
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private void loop() {
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Scanner console = new Scanner(System.in);
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ready = true;
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while (ready && console.hasNextLine()) {
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if (!ready) continue;
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final String umsg = console.nextLine();
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final CommandPreProcessEvent event;
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api.executeEvent(event = new CommandPreProcessEvent(this, umsg));
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if (!event.isCancelled()) {
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final String cmd = (umsg.startsWith("/"))?((umsg.contains(" ")?umsg.split(" "):new String[]{umsg})[0].substring(1)):((umsg.contains(" ")?umsg.split(" "):new String[]{umsg})[0]);
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if (api.commands.keySet().contains(cmd.toLowerCase())) {
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ArrayList<String> args = new ArrayList<String>();
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args.addAll(Arrays.asList(umsg.contains(" ") ? umsg.split(" ") : new String[]{umsg}));
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args.remove(0);
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new Thread(() -> {
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try {
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api.commands.get(cmd.toLowerCase()).command(cmd, args.toArray(new String[args.size()]));
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} catch (Exception e) {
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log.error.println(new InvocationTargetException(e, "Uncaught exception while running command"));
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}
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}).start();
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} else {
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log.message.println("Unknown Command - " + umsg);
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}
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}
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}
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}
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private void loadDefaults() {
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SubCommand.load(this);
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}
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/**
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* Stop SubServers.Host
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*
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* @param exit Exit Code
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*/
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public void stop(int exit) {
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if (ready) {
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log.info.println("Shutting down...");
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SubDisableEvent event = new SubDisableEvent(this, exit);
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api.executeEvent(event);
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forcequit(event.getExitCode());
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}
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} private void forcequit(int exit) {
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if (ready) {
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ready = false;
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List<String> subservers = new ArrayList<String>();
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subservers.addAll(servers.keySet());
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for (String server : subservers) {
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servers.get(server).stop();
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try {
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servers.get(server).waitFor();
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} catch (Exception e) {
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log.error.println(e);
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}
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}
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servers.clear();
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if (creator != null) {
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creator.terminate();
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try {
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creator.waitFor();
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} catch (Exception e) {
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log.error.println(e);
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}
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}
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running = false;
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try {
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Thread.sleep(500);
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} catch (Exception e) {
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log.error.println(e);
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}
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if (subdata != null) Util.isException(() -> subdata.destroy(0));
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Util.isException(FileLogger::end);
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System.exit(exit);
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}
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}
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private void unzip(InputStream zip, File dir) {
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byte[] buffer = new byte[1024];
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try{
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ZipInputStream zis = new ZipInputStream(zip);
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ZipEntry ze;
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while ((ze = zis.getNextEntry()) != null) {
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File newFile = new File(dir + File.separator + ze.getName());
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if (ze.isDirectory()) {
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newFile.mkdirs();
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continue;
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} else if (!newFile.getParentFile().exists()) {
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newFile.getParentFile().mkdirs();
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}
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FileOutputStream fos = new FileOutputStream(newFile);
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int len;
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while ((len = zis.read(buffer)) > 0) {
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fos.write(buffer, 0, len);
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}
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fos.close();
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}
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zis.closeEntry();
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zis.close();
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} catch(IOException ex) {
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ex.printStackTrace();
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}
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}
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} |