637 lines
22 KiB
Java
637 lines
22 KiB
Java
package ru.gravit.launchserver;
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import java.io.BufferedReader;
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import java.io.BufferedWriter;
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import java.io.IOException;
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import java.net.InetSocketAddress;
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import java.net.MalformedURLException;
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import java.net.SocketAddress;
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import java.nio.file.DirectoryStream;
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import java.nio.file.FileVisitResult;
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import java.nio.file.Files;
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import java.nio.file.Path;
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import java.nio.file.SimpleFileVisitor;
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import java.nio.file.attribute.BasicFileAttributes;
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import java.security.KeyPair;
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import java.security.interfaces.RSAPrivateKey;
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import java.security.interfaces.RSAPublicKey;
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import java.security.spec.InvalidKeySpecException;
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import java.time.Duration;
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import java.time.Instant;
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import java.util.Arrays;
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import java.util.Collection;
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import java.util.Collections;
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import java.util.Comparator;
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import java.util.HashMap;
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import java.util.LinkedList;
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import java.util.List;
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import java.util.Map;
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import java.util.Map.Entry;
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import java.util.Set;
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import java.util.concurrent.atomic.AtomicBoolean;
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import java.util.zip.CRC32;
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import com.google.gson.Gson;
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import com.google.gson.GsonBuilder;
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import ru.gravit.launcher.Launcher;
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import ru.gravit.launcher.LauncherConfig;
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import ru.gravit.launcher.hasher.HashedDir;
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import ru.gravit.launcher.managers.GarbageManager;
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import ru.gravit.launcher.profiles.ClientProfile;
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import ru.gravit.launcher.serialize.signed.SignedObjectHolder;
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import ru.gravit.launchserver.auth.AuthLimiter;
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import ru.gravit.launchserver.auth.handler.AuthHandler;
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import ru.gravit.launchserver.auth.handler.MemoryAuthHandler;
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import ru.gravit.launchserver.auth.hwid.AcceptHWIDHandler;
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import ru.gravit.launchserver.auth.hwid.HWIDHandler;
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import ru.gravit.launchserver.auth.permissions.JsonFilePermissionsHandler;
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import ru.gravit.launchserver.auth.permissions.PermissionsHandler;
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import ru.gravit.launchserver.auth.provider.AuthProvider;
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import ru.gravit.launchserver.auth.provider.RejectAuthProvider;
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import ru.gravit.launchserver.binary.EXEL4JLauncherBinary;
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import ru.gravit.launchserver.binary.EXELauncherBinary;
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import ru.gravit.launchserver.binary.JARLauncherBinary;
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import ru.gravit.launchserver.binary.LauncherBinary;
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import ru.gravit.launchserver.command.handler.CommandHandler;
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import ru.gravit.launchserver.command.handler.JLineCommandHandler;
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import ru.gravit.launchserver.command.handler.StdCommandHandler;
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import ru.gravit.launchserver.config.AuthHandlerAdapter;
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import ru.gravit.launchserver.config.AuthProviderAdapter;
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import ru.gravit.launchserver.config.HWIDHandlerAdapter;
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import ru.gravit.launchserver.config.PermissionsHandlerAdapter;
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import ru.gravit.launchserver.config.TextureProviderAdapter;
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import ru.gravit.launchserver.manangers.BuildHookManager;
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import ru.gravit.launchserver.manangers.MirrorManager;
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import ru.gravit.launchserver.manangers.ModulesManager;
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import ru.gravit.launchserver.manangers.ReloadManager;
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import ru.gravit.launchserver.manangers.SessionManager;
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import ru.gravit.launchserver.response.Response;
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import ru.gravit.launchserver.socket.ServerSocketHandler;
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import ru.gravit.launchserver.texture.RequestTextureProvider;
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import ru.gravit.launchserver.texture.TextureProvider;
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import ru.gravit.utils.helper.CommonHelper;
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import ru.gravit.utils.helper.IOHelper;
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import ru.gravit.utils.helper.JVMHelper;
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import ru.gravit.utils.helper.LogHelper;
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import ru.gravit.utils.helper.SecurityHelper;
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import ru.gravit.utils.helper.VerifyHelper;
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public final class LaunchServer implements Runnable, AutoCloseable {
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public static final class Config {
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public int port;
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private String address;
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private String bindAddress;
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public String projectName;
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public String[] mirrors;
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public String binaryName;
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public LauncherConfig.LauncherEnvironment env;
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// Handlers & Providers
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public AuthProvider[] authProvider;
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public AuthHandler authHandler;
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public PermissionsHandler permissionsHandler;
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public TextureProvider textureProvider;
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public HWIDHandler hwidHandler;
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// Misc options
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public int threadCount;
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public int threadCoreCount;
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public ExeConf launch4j;
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public PostBuildTransformConf buildPostTransform;
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public boolean compress;
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public int authRateLimit;
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public int authRateLimitMilis;
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public String[] authLimitExclusions;
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public String authRejectString;
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public String whitelistRejectString;
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public boolean genMappings;
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public boolean isUsingWrapper;
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public boolean isDownloadJava;
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public boolean isWarningMissArchJava;
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public String getAddress() {
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return address;
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}
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public String getBindAddress() {
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return bindAddress;
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}
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public void setProjectName(String projectName) {
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this.projectName = projectName;
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}
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public void setBinaryName(String binaryName) {
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this.binaryName = binaryName;
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}
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public void setEnv(LauncherConfig.LauncherEnvironment env) {
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this.env = env;
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}
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public SocketAddress getSocketAddress() {
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return new InetSocketAddress(bindAddress, port);
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}
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public void setAddress(String address) {
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this.address = address;
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}
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public void verify() {
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VerifyHelper.verify(getAddress(), VerifyHelper.NOT_EMPTY, "LaunchServer address can't be empty");
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if(authHandler == null)
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{
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throw new NullPointerException("AuthHandler must not be null");
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}
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if(authProvider == null || authProvider[0] == null)
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{
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throw new NullPointerException("AuthProvider must not be null");
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}
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if(textureProvider == null)
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{
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throw new NullPointerException("TextureProvider must not be null");
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}
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}
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}
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public static class ExeConf {
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public boolean enabled;
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public String productName;
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public String productVer;
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public String fileDesc;
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public String fileVer;
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public String internalName;
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public String copyright;
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public String trademarks;
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public String txtFileVersion;
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public String txtProductVersion;
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}
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private final class ProfilesFileVisitor extends SimpleFileVisitor<Path> {
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private final Collection<ClientProfile> result;
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private ProfilesFileVisitor(Collection<ClientProfile> result) {
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this.result = result;
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}
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@Override
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public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
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LogHelper.info("Syncing '%s' profile", IOHelper.getFileName(file));
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// Read profile
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ClientProfile profile;
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try (BufferedReader reader = IOHelper.newReader(file)) {
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profile = Launcher.gson.fromJson(reader,ClientProfile.class);
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}
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profile.verify();
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// Add SIGNED profile to result list
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result.add(profile);
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return super.visitFile(file, attrs);
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}
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}
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public static class PostBuildTransformConf {
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public boolean enabled;
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public List<String> script;
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}
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public static void main(String... args) throws Throwable {
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JVMHelper.checkStackTrace(LaunchServer.class);
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JVMHelper.verifySystemProperties(LaunchServer.class, true);
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LogHelper.addOutput(IOHelper.WORKING_DIR.resolve("LaunchServer.log"));
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LogHelper.printVersion("LaunchServer");
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LogHelper.printLicense("LaunchServer");
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// Start LaunchServer
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Instant start = Instant.now();
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try {
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try (LaunchServer lsrv = new LaunchServer(IOHelper.WORKING_DIR)) {
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lsrv.run();
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}
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} catch (Throwable exc) {
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LogHelper.error(exc);
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return;
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}
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Instant end = Instant.now();
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LogHelper.debug("LaunchServer started in %dms", Duration.between(start, end).toMillis());
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}
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// Constant paths
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public final Path dir;
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public final Path configFile;
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public final Path publicKeyFile;
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public final Path privateKeyFile;
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public final Path updatesDir;
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public static LaunchServer server;
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public final Path profilesDir;
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// Server config
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public final Config config;
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public final RSAPublicKey publicKey;
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public final RSAPrivateKey privateKey;
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// Launcher binary
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public final LauncherBinary launcherBinary;
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public final LauncherBinary launcherEXEBinary;
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// HWID ban + anti-brutforce
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public final AuthLimiter limiter;
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public final SessionManager sessionManager;
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// Server
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public final ModulesManager modulesManager;
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public final MirrorManager mirrorManager;
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public final ReloadManager reloadManager;
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public final BuildHookManager buildHookManager;
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public final ProguardConf proguardConf;
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public final CommandHandler commandHandler;
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public final ServerSocketHandler serverSocketHandler;
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private final AtomicBoolean started = new AtomicBoolean(false);
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// Updates and profiles
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private volatile List<ClientProfile> profilesList;
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public volatile Map<String, SignedObjectHolder<HashedDir>> updatesDirMap;
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public static Gson gson;
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public static GsonBuilder gsonBuilder;
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public LaunchServer(Path dir) throws IOException, InvalidKeySpecException {
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// Setup config locations
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this.dir = dir;
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configFile = dir.resolve("LaunchServer.conf");
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publicKeyFile = dir.resolve("public.key");
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privateKeyFile = dir.resolve("private.key");
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updatesDir = dir.resolve("updates");
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profilesDir = dir.resolve("profiles");
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//Registration handlers and providers
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AuthHandler.registerHandlers();
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AuthProvider.registerProviders();
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TextureProvider.registerProviders();
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HWIDHandler.registerHandlers();
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PermissionsHandler.registerHandlers();
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Response.registerResponses();
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LaunchServer.server = this;
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// Set command handler
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CommandHandler localCommandHandler;
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try {
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Class.forName("jline.Terminal");
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// JLine2 available
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localCommandHandler = new JLineCommandHandler(this);
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LogHelper.info("JLine2 terminal enabled");
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} catch (ClassNotFoundException ignored) {
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localCommandHandler = new StdCommandHandler(this, true);
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LogHelper.warning("JLine2 isn't in classpath, using std");
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}
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commandHandler = localCommandHandler;
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// Set key pair
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if (IOHelper.isFile(publicKeyFile) && IOHelper.isFile(privateKeyFile)) {
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LogHelper.info("Reading RSA keypair");
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publicKey = SecurityHelper.toPublicRSAKey(IOHelper.read(publicKeyFile));
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privateKey = SecurityHelper.toPrivateRSAKey(IOHelper.read(privateKeyFile));
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if (!publicKey.getModulus().equals(privateKey.getModulus()))
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throw new IOException("Private and public key modulus mismatch");
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} else {
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LogHelper.info("Generating RSA keypair");
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KeyPair pair = SecurityHelper.genRSAKeyPair();
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publicKey = (RSAPublicKey) pair.getPublic();
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privateKey = (RSAPrivateKey) pair.getPrivate();
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// Write key pair files
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LogHelper.info("Writing RSA keypair files");
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IOHelper.write(publicKeyFile, publicKey.getEncoded());
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IOHelper.write(privateKeyFile, privateKey.getEncoded());
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}
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// Print keypair fingerprints
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CRC32 crc = new CRC32();
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crc.update(publicKey.getModulus().toByteArray()); // IDEA говорит, что это Java 9 API. WTF?
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LogHelper.subInfo("Modulus CRC32: 0x%08x", crc.getValue());
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// pre init modules
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modulesManager = new ModulesManager(this);
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modulesManager.autoload(dir.resolve("modules"));
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modulesManager.preInitModules();
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initGson();
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LogHelper.setStacktraceEnabled(true);
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// Read LaunchServer config
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generateConfigIfNotExists();
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LogHelper.info("Reading LaunchServer config file");
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try (BufferedReader reader = IOHelper.newReader(configFile)) {
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config = Launcher.gson.fromJson(reader,Config.class);
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}
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config.verify();
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// build hooks, anti-brutforce and other
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buildHookManager = new BuildHookManager();
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limiter = new AuthLimiter(this);
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proguardConf = new ProguardConf(this);
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sessionManager = new SessionManager();
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mirrorManager = new MirrorManager();
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reloadManager = new ReloadManager();
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GarbageManager.registerNeedGC(sessionManager);
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GarbageManager.registerNeedGC(limiter);
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if(config.permissionsHandler instanceof Reloadable)
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reloadManager.registerReloadable("permissionsHandler",(Reloadable) config.permissionsHandler);
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if(config.authHandler instanceof Reloadable)
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reloadManager.registerReloadable("authHandler",(Reloadable) config.authHandler);
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for(int i=0;i<config.authProvider.length;++i)
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{
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AuthProvider provider = config.authProvider[i];
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if(provider instanceof Reloadable)
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reloadManager.registerReloadable("authHandler".concat(String.valueOf(i)),(Reloadable) provider);
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}
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if(config.textureProvider instanceof Reloadable)
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reloadManager.registerReloadable("textureProvider",(Reloadable) config.textureProvider);
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Arrays.stream(config.mirrors).forEach(s -> {
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try {
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mirrorManager.addMirror(s);
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} catch (MalformedURLException e) {
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e.printStackTrace();
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}
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});
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// init modules
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modulesManager.initModules();
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// Set launcher EXE binary
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launcherBinary = new JARLauncherBinary(this);
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launcherEXEBinary = binary();
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syncLauncherBinaries();
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// Sync updates dir
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if (!IOHelper.isDir(updatesDir))
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Files.createDirectory(updatesDir);
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syncUpdatesDir(null);
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// Sync profiles dir
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if (!IOHelper.isDir(profilesDir))
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Files.createDirectory(profilesDir);
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syncProfilesDir();
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// Set server socket thread
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serverSocketHandler = new ServerSocketHandler(this, sessionManager);
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// post init modules
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modulesManager.postInitModules();
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}
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public static void initGson()
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{
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if(Launcher.gson != null) return;
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Launcher.gsonBuilder = new GsonBuilder();
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Launcher.gsonBuilder.registerTypeAdapter(AuthProvider.class, new AuthProviderAdapter());
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Launcher.gsonBuilder.registerTypeAdapter(TextureProvider.class, new TextureProviderAdapter());
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Launcher.gsonBuilder.registerTypeAdapter(AuthHandler.class, new AuthHandlerAdapter());
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Launcher.gsonBuilder.registerTypeAdapter(PermissionsHandler.class, new PermissionsHandlerAdapter());
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Launcher.gsonBuilder.registerTypeAdapter(HWIDHandler.class, new HWIDHandlerAdapter());
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Launcher.gson = Launcher.gsonBuilder.create();
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//Human readable
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LaunchServer.gsonBuilder = new GsonBuilder();
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LaunchServer.gsonBuilder.setPrettyPrinting();
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LaunchServer.gsonBuilder.registerTypeAdapter(AuthProvider.class, new AuthProviderAdapter());
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LaunchServer.gsonBuilder.registerTypeAdapter(TextureProvider.class, new TextureProviderAdapter());
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LaunchServer.gsonBuilder.registerTypeAdapter(AuthHandler.class, new AuthHandlerAdapter());
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LaunchServer.gsonBuilder.registerTypeAdapter(PermissionsHandler.class, new PermissionsHandlerAdapter());
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LaunchServer.gsonBuilder.registerTypeAdapter(HWIDHandler.class, new HWIDHandlerAdapter());
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LaunchServer.gson = LaunchServer.gsonBuilder.create();
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}
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private LauncherBinary binary() {
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if (config.launch4j.enabled) return new EXEL4JLauncherBinary(this);
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return new EXELauncherBinary(this);
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}
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public void buildLauncherBinaries() throws IOException {
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launcherBinary.build();
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launcherEXEBinary.build();
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}
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@Override
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public void close() {
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serverSocketHandler.close();
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// Close handlers & providers
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try {
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config.authHandler.close();
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} catch (IOException e) {
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LogHelper.error(e);
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}
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try {
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for (AuthProvider p : config.authProvider) p.close();
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} catch (IOException e) {
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LogHelper.error(e);
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}
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try {
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config.textureProvider.close();
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} catch (IOException e) {
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LogHelper.error(e);
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}
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config.hwidHandler.close();
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modulesManager.close();
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// Print last message before death :(
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LogHelper.info("LaunchServer stopped");
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}
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private void generateConfigIfNotExists() throws IOException {
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if (IOHelper.isFile(configFile))
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return;
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// Create new config
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LogHelper.info("Creating LaunchServer config");
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Config newConfig = new Config();
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newConfig.mirrors = new String[]{"http://mirror.gravitlauncher.ml/"};
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newConfig.launch4j = new ExeConf();
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newConfig.launch4j.copyright = "© GravitLauncher Team";
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newConfig.launch4j.fileDesc = "GravitLauncher ".concat(Launcher.getVersion().getVersionString());
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newConfig.launch4j.fileVer = Launcher.getVersion().getVersionString();
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newConfig.launch4j.internalName = "Launcher";
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newConfig.launch4j.trademarks = "This product is licensed under GPLv3";
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newConfig.launch4j.txtFileVersion = "%s, build %d";
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newConfig.launch4j.txtProductVersion = "%s, build %d";
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newConfig.buildPostTransform = new PostBuildTransformConf();
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newConfig.env = LauncherConfig.LauncherEnvironment.STD;
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newConfig.authHandler = new MemoryAuthHandler();
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newConfig.hwidHandler = new AcceptHWIDHandler();
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newConfig.authProvider = new AuthProvider[]{new RejectAuthProvider("Настройте authProvider")};
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newConfig.textureProvider = new RequestTextureProvider("http://example.com/skins/%username%.png","http://example.com/cloaks/%username%.png");
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newConfig.permissionsHandler = new JsonFilePermissionsHandler();
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newConfig.port = 7420;
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newConfig.bindAddress = "0.0.0.0";
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newConfig.authRejectString = "Превышен лимит авторизаций";
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newConfig.binaryName = "Launcher";
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newConfig.whitelistRejectString = "Вас нет в белом списке";
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//try (BufferedReader reader = IOHelper.newReader(IOHelper.getResourceURL("ru/gravit/launchserver/defaults/config.cfg"))) {
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// newConfig = Launcher.gson.fromJson(reader,Config.class);
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//}
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// Set server address
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LogHelper.println("LaunchServer address: ");
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newConfig.setAddress(commandHandler.readLine());
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||
LogHelper.println("LaunchServer projectName: ");
|
||
newConfig.setProjectName(commandHandler.readLine());
|
||
|
||
// Write LaunchServer config
|
||
LogHelper.info("Writing LaunchServer config file");
|
||
try (BufferedWriter writer = IOHelper.newWriter(configFile)) {
|
||
LaunchServer.gson.toJson(newConfig,writer);
|
||
}
|
||
}
|
||
|
||
|
||
@SuppressWarnings("ReturnOfCollectionOrArrayField")
|
||
public Collection<ClientProfile> getProfiles() {
|
||
return profilesList;
|
||
}
|
||
|
||
|
||
public SignedObjectHolder<HashedDir> getUpdateDir(String name) {
|
||
return updatesDirMap.get(name);
|
||
}
|
||
|
||
|
||
public Set<Entry<String, SignedObjectHolder<HashedDir>>> getUpdateDirs() {
|
||
return updatesDirMap.entrySet();
|
||
}
|
||
|
||
|
||
public void rebindServerSocket() {
|
||
serverSocketHandler.close();
|
||
CommonHelper.newThread("Server Socket Thread", false, serverSocketHandler).start();
|
||
}
|
||
|
||
@Override
|
||
public void run() {
|
||
if (started.getAndSet(true))
|
||
throw new IllegalStateException("LaunchServer has been already started");
|
||
|
||
// Add shutdown hook, then start LaunchServer
|
||
JVMHelper.RUNTIME.addShutdownHook(CommonHelper.newThread(null, false, this::close));
|
||
CommonHelper.newThread("Command Thread", true, commandHandler).start();
|
||
rebindServerSocket();
|
||
}
|
||
|
||
|
||
public void syncLauncherBinaries() throws IOException {
|
||
LogHelper.info("Syncing launcher binaries");
|
||
|
||
// Syncing launcher binary
|
||
LogHelper.info("Syncing launcher binary file");
|
||
if (!launcherBinary.sync()) LogHelper.warning("Missing launcher binary file");
|
||
|
||
// Syncing launcher EXE binary
|
||
LogHelper.info("Syncing launcher EXE binary file");
|
||
if (!launcherEXEBinary.sync() && config.launch4j.enabled)
|
||
LogHelper.warning("Missing launcher EXE binary file");
|
||
|
||
}
|
||
|
||
|
||
public void syncProfilesDir() throws IOException {
|
||
LogHelper.info("Syncing profiles dir");
|
||
List<ClientProfile> newProfies = new LinkedList<>();
|
||
IOHelper.walk(profilesDir, new ProfilesFileVisitor(newProfies), false);
|
||
|
||
// Sort and set new profiles
|
||
newProfies.sort(Comparator.comparing(a -> a));
|
||
profilesList = Collections.unmodifiableList(newProfies);
|
||
}
|
||
|
||
|
||
public void syncUpdatesDir(Collection<String> dirs) throws IOException {
|
||
LogHelper.info("Syncing updates dir");
|
||
Map<String, SignedObjectHolder<HashedDir>> newUpdatesDirMap = new HashMap<>(16);
|
||
try (DirectoryStream<Path> dirStream = Files.newDirectoryStream(updatesDir)) {
|
||
for (Path updateDir : dirStream) {
|
||
if (Files.isHidden(updateDir))
|
||
continue; // Skip hidden
|
||
|
||
// Resolve name and verify is dir
|
||
String name = IOHelper.getFileName(updateDir);
|
||
if (!IOHelper.isDir(updateDir)) {
|
||
LogHelper.warning("Not update dir: '%s'", name);
|
||
continue;
|
||
}
|
||
|
||
// Add from previous map (it's guaranteed to be non-null)
|
||
if (dirs != null && !dirs.contains(name)) {
|
||
SignedObjectHolder<HashedDir> hdir = updatesDirMap.get(name);
|
||
if (hdir != null) {
|
||
newUpdatesDirMap.put(name, hdir);
|
||
continue;
|
||
}
|
||
}
|
||
|
||
// Sync and sign update dir
|
||
LogHelper.info("Syncing '%s' update dir", name);
|
||
HashedDir updateHDir = new HashedDir(updateDir, null, true, true);
|
||
newUpdatesDirMap.put(name, new SignedObjectHolder<>(updateHDir, privateKey));
|
||
}
|
||
}
|
||
updatesDirMap = Collections.unmodifiableMap(newUpdatesDirMap);
|
||
}
|
||
}
|