Merge pull request #74 from 4Benj/development

Server run modes and multi-server dispatch support

src/main/java/emu/grasscutter/Config.java

 package emu.grasscutter;
 
-public final class Config {
-	public String DispatchServerIp = "0.0.0.0";
-	public String DispatchServerPublicIp = "127.0.0.1";
-	public int DispatchServerPort = 443;
-	public String DispatchServerKeystorePath = "./keystore.p12";
-	public String DispatchServerKeystorePassword = "";
-	public Boolean UseSSL = true;
+import java.util.ArrayList;
 
-	public String GameServerName = "Test";
-	public String GameServerIp = "0.0.0.0";
-	public String GameServerPublicIp = "127.0.0.1";
-	public int GameServerPort = 22102;
+public final class Config {
 
 	public String DatabaseUrl = "mongodb://localhost:27017";
 	public String DatabaseCollection = "grasscutter";
@@ -21,26 +12,52 @@ public final class Config {
 	public String PACKETS_FOLDER = "./packets/";
 	public String DUMPS_FOLDER = "./dumps/";
 	public String KEY_FOLDER = "./keys/";
-	public boolean LOG_PACKETS = false;
 
-	public GameRates Game = new GameRates();
-	public ServerOptions ServerOptions = new ServerOptions();
+	public String RunMode = "HYBRID"; // HYBRID, DISPATCH_ONLY, GAME_ONLY
+	public GameServerOptions GameServer = new GameServerOptions();
+	public DispatchServerOptions DispatchServer = new DispatchServerOptions();
 
-	public GameRates getGameRates() {
-		return Game;
+	public GameServerOptions getGameServerOptions() {
+		return GameServer;
 	}
 
-	public ServerOptions getServerOptions() {
-		return ServerOptions;
+	public DispatchServerOptions getDispatchOptions() { return DispatchServer; }
+
+	public static class DispatchServerOptions {
+		public String Ip = "0.0.0.0";
+		public String PublicIp = "127.0.0.1";
+		public int Port = 443;
+		public String KeystorePath = "./keystore.p12";
+		public String KeystorePassword = "";
+		public Boolean UseSSL = true;
+
+		public boolean AutomaticallyCreateAccounts = false;
+
+		public RegionInfo[] GameServers = {};
+
+		public RegionInfo[] getGameServers() {
+			return GameServers;
 		}
 
-	public static class GameRates {
-		public float ADVENTURE_EXP_RATE = 1.0f;
-		public float MORA_RATE = 1.0f;
-		public float DOMAIN_DROP_RATE = 1.0f;
+		public static class RegionInfo {
+			public String Name = "os_usa";
+			public String Title = "Test";
+			public String Ip = "127.0.0.1";
+			public int Port = 22102;
 		}
+	}
+	
+	public static class GameServerOptions {
+		public String Name = "Test";
+		public String Ip = "0.0.0.0";
+		public String PublicIp = "127.0.0.1";
+		public int Port = 22102;
+
+		public String DispatchServerDatabaseUrl = "mongodb://localhost:27017";
+		public String DispatchServerDatabaseCollection = "grasscutter";
+
+		public boolean LOG_PACKETS = false;
 
-	public static class ServerOptions {
 		public int InventoryLimitWeapon = 2000;
 		public int InventoryLimitRelic = 2000;
 		public int InventoryLimitMaterial = 2000;
@@ -52,6 +69,15 @@ public final class Config {
 		public boolean WatchGacha = false;
 		public int[] WelcomeEmotes = {2007, 1002, 4010};
 		public String WelcomeMotd = "Welcome to Grasscutter emu";
-		public boolean AutomaticallyCreateAccounts = false;
+
+		public GameRates Game = new GameRates();
+
+		public GameRates getGameRates() { return Game; }
+
+		public static class GameRates {
+			public float ADVENTURE_EXP_RATE = 1.0f;
+			public float MORA_RATE = 1.0f;
+			public float DOMAIN_DROP_RATE = 1.0f;
+		}
 	}
 }

src/main/java/emu/grasscutter/Grasscutter.java

@@ -73,11 +73,26 @@ public final class Grasscutter {
 		DatabaseManager.initialize();
 		
 		// Start servers.
+		if(getConfig().RunMode.equalsIgnoreCase("HYBRID")) {
 			dispatchServer = new DispatchServer();
 			dispatchServer.start();
 
-		gameServer = new GameServer(new InetSocketAddress(getConfig().GameServerIp, getConfig().GameServerPort));
+			gameServer = new GameServer(new InetSocketAddress(getConfig().getGameServerOptions().Ip, getConfig().getGameServerOptions().Port));
 			gameServer.start();
+		} else if(getConfig().RunMode.equalsIgnoreCase("DISPATCH_ONLY")) {
+			dispatchServer = new DispatchServer();
+			dispatchServer.start();
+		} else if(getConfig().RunMode.equalsIgnoreCase("GAME_ONLY")) {
+			gameServer = new GameServer(new InetSocketAddress(getConfig().getGameServerOptions().Ip, getConfig().getGameServerOptions().Port));
+			gameServer.start();
+		} else {
+			getLogger().error("Invalid server run mode. " + getConfig().RunMode);
+			getLogger().error("Server run mode must be 'HYBRID', 'DISPATCH_ONLY', or 'GAME_ONLY'. Unable to start Grasscutter...");
+			getLogger().error("Shutting down...");
+			System.exit(1);
+		}
+
+
 		
 		// Open console.
 		startConsole();
@@ -106,9 +121,14 @@ public final class Grasscutter {
 		try (BufferedReader br = new BufferedReader(new InputStreamReader(System.in))) {
 			while ((input = br.readLine()) != null) {
 				try {
+					if(getConfig().RunMode.equalsIgnoreCase("DISPATCH_ONLY")) {
+						getLogger().error("Commands are not supported in dispatch only mode");
+						return;
+					}
 					CommandMap.getInstance().invoke(null, input);
 				} catch (Exception e) {
-					Grasscutter.getLogger().error("Command error: " + e.getMessage());
+					Grasscutter.getLogger().error("Command error: ");
+					e.printStackTrace();
 				}
 			}
 		} catch (Exception e) {

src/main/java/emu/grasscutter/database/DatabaseHelper.java

@@ -74,36 +74,36 @@ public class DatabaseHelper {
 	}
 
 	public static void saveAccount(Account account) {
-		DatabaseManager.getDatastore().save(account);
+		DatabaseManager.getAccountDatastore().save(account);
 	}
 	
 	public static Account getAccountByName(String username) {
-		MorphiaCursor<Account> cursor = DatabaseManager.getDatastore().createQuery(Account.class).field("username").equalIgnoreCase(username).find(FIND_ONE);
+		MorphiaCursor<Account> cursor = DatabaseManager.getAccountDatastore().createQuery(Account.class).field("username").equalIgnoreCase(username).find(FIND_ONE);
 		if (!cursor.hasNext()) return null;
 		return cursor.next();
 	}
 	
 	public static Account getAccountByToken(String token) {
 		if (token == null) return null;
-		MorphiaCursor<Account> cursor = DatabaseManager.getDatastore().createQuery(Account.class).field("token").equal(token).find(FIND_ONE);
+		MorphiaCursor<Account> cursor = DatabaseManager.getAccountDatastore().createQuery(Account.class).field("token").equal(token).find(FIND_ONE);
 		if (!cursor.hasNext()) return null;
 		return cursor.next();
 	}
 	
 	public static Account getAccountById(String uid) {
-		MorphiaCursor<Account> cursor = DatabaseManager.getDatastore().createQuery(Account.class).field("_id").equal(uid).find(FIND_ONE);
+		MorphiaCursor<Account> cursor = DatabaseManager.getAccountDatastore().createQuery(Account.class).field("_id").equal(uid).find(FIND_ONE);
 		if (!cursor.hasNext()) return null;
 		return cursor.next();
 	}
 	
 	public static Account getAccountByPlayerId(int playerId) {
-		MorphiaCursor<Account> cursor = DatabaseManager.getDatastore().createQuery(Account.class).field("playerId").equal(playerId).find(FIND_ONE);
+		MorphiaCursor<Account> cursor = DatabaseManager.getAccountDatastore().createQuery(Account.class).field("playerId").equal(playerId).find(FIND_ONE);
 		if (!cursor.hasNext()) return null;
 		return cursor.next();
 	}
 	
 	public static boolean deleteAccount(String username) {
-		Query<Account> q = DatabaseManager.getDatastore().createQuery(Account.class).field("username").equalIgnoreCase(username);
+		Query<Account> q = DatabaseManager.getAccountDatastore().createQuery(Account.class).field("username").equalIgnoreCase(username);
 		return DatabaseManager.getDatastore().findAndDelete(q) != null;
 	}
 	

src/main/java/emu/grasscutter/database/DatabaseManager.java

@@ -17,7 +17,10 @@ import emu.grasscutter.game.inventory.GenshinItem;
 
 public final class DatabaseManager {
 	private static MongoClient mongoClient;
+	private static MongoClient dispatchMongoClient;
+
 	private static Datastore datastore;
+	private static Datastore dispatchDatastore;
 	
 	private static final Class<?>[] mappedClasses = new Class<?>[] {
 		DatabaseCounter.class, Account.class, GenshinPlayer.class, GenshinAvatar.class, GenshinItem.class, Friendship.class
@@ -35,6 +38,16 @@ public final class DatabaseManager {
     	return getDatastore().getDatabase();
     }
 
+	// Yes. I very dislike this method. However, this will be good for now.
+	// TODO: Add dispatch routes for player account management
+	public static Datastore getAccountDatastore() {
+		if(Grasscutter.getConfig().RunMode.equalsIgnoreCase("GAME_ONLY")) {
+			return dispatchDatastore;
+		} else {
+			return datastore;
+		}
+	}
+	
 	public static void initialize() {
 		// Initialize
 		mongoClient = new MongoClient(new MongoClientURI(Grasscutter.getConfig().DatabaseUrl));
@@ -67,6 +80,28 @@ public final class DatabaseManager {
 				datastore.ensureIndexes();
 			}
 		}
+
+		if(Grasscutter.getConfig().RunMode.equalsIgnoreCase("GAME_ONLY")) {
+			dispatchMongoClient = new MongoClient(new MongoClientURI(Grasscutter.getConfig().getGameServerOptions().DispatchServerDatabaseUrl));
+			dispatchDatastore = morphia.createDatastore(dispatchMongoClient, Grasscutter.getConfig().getGameServerOptions().DispatchServerDatabaseCollection);
+
+			// Ensure indexes for dispatch server
+			try {
+				dispatchDatastore.ensureIndexes();
+			} catch (MongoCommandException e) {
+				Grasscutter.getLogger().info("Mongo index error: ", e);
+				// Duplicate index error
+				if (e.getCode() == 85) {
+					// Drop all indexes and re add them
+					MongoIterable<String> collections = dispatchDatastore.getDatabase().listCollectionNames();
+					for (String name : collections) {
+						dispatchDatastore.getDatabase().getCollection(name).dropIndexes();
+					}
+					// Add back indexes
+					dispatchDatastore.ensureIndexes();
+				}
+			}
+		}
 	}
 	
 	public static synchronized int getNextId(Class<?> c) {

src/main/java/emu/grasscutter/game/GenshinPlayer.java

@@ -293,7 +293,7 @@ public class GenshinPlayer {
 	}
 	
 	private float getExpModifier() {
-		return Grasscutter.getConfig().getGameRates().ADVENTURE_EXP_RATE;
+		return Grasscutter.getConfig().getGameServerOptions().getGameRates().ADVENTURE_EXP_RATE;
 	}
 	
 	// Affected by exp rate

src/main/java/emu/grasscutter/game/TeamInfo.java

@@ -13,7 +13,7 @@ public class TeamInfo {
 	
 	public TeamInfo() {
 		this.name = "";
-		this.avatars = new ArrayList<>(Grasscutter.getConfig().getServerOptions().MaxAvatarsInTeam);
+		this.avatars = new ArrayList<>(Grasscutter.getConfig().getGameServerOptions().MaxAvatarsInTeam);
 	}
 
 	public String getName() {
@@ -37,7 +37,7 @@ public class TeamInfo {
 	}
 
 	public boolean addAvatar(GenshinAvatar avatar) {
-		if (size() >= Grasscutter.getConfig().getServerOptions().MaxAvatarsInTeam || contains(avatar)) {
+		if (size() >= Grasscutter.getConfig().getGameServerOptions().MaxAvatarsInTeam || contains(avatar)) {
 			return false;
 		}
 		
@@ -57,7 +57,7 @@ public class TeamInfo {
 	}
 	
 	public void copyFrom(TeamInfo team) {
-		copyFrom(team, Grasscutter.getConfig().getServerOptions().MaxAvatarsInTeam);
+		copyFrom(team, Grasscutter.getConfig().getGameServerOptions().MaxAvatarsInTeam);
 	}
 	
 	public void copyFrom(TeamInfo team, int maxTeamSize) {

src/main/java/emu/grasscutter/game/TeamManager.java

@@ -164,13 +164,13 @@ public class TeamManager {
 	
 	public int getMaxTeamSize() {
 		if (getPlayer().isInMultiplayer()) {
-			int max = Grasscutter.getConfig().getServerOptions().MaxAvatarsInTeamMultiplayer;
+			int max = Grasscutter.getConfig().getGameServerOptions().MaxAvatarsInTeamMultiplayer;
 			if (getPlayer().getWorld().getHost() == this.getPlayer()) {
 				return Math.max(1, (int) Math.ceil(max / (double) getWorld().getPlayerCount()));
 			}
 			return Math.max(1, (int) Math.floor(max / (double) getWorld().getPlayerCount()));
 		}
-		return Grasscutter.getConfig().getServerOptions().MaxAvatarsInTeam;
+		return Grasscutter.getConfig().getGameServerOptions().MaxAvatarsInTeam;
 	}
 	
 	// Methods

src/main/java/emu/grasscutter/game/gacha/GachaBanner.java

@@ -92,7 +92,7 @@ public class GachaBanner {
 	}
 
 	public GachaInfo toProto() {
-		String record = "http://" + (Grasscutter.getConfig().DispatchServerPublicIp.isEmpty() ? Grasscutter.getConfig().DispatchServerIp : Grasscutter.getConfig().DispatchServerPublicIp) + "/gacha";
+		String record = "http://" + (Grasscutter.getConfig().getDispatchOptions().PublicIp.isEmpty() ? Grasscutter.getConfig().getDispatchOptions().Ip : Grasscutter.getConfig().getDispatchOptions().PublicIp) + "/gacha";
 		
 		GachaInfo.Builder info = GachaInfo.newBuilder()
 				.setGachaType(this.getGachaType())

src/main/java/emu/grasscutter/game/gacha/GachaManager.java

@@ -299,7 +299,7 @@ public class GachaManager {
 
 	@Subscribe
 	public synchronized void watchBannerJson(GameServerTickEvent tickEvent) {
-		if(Grasscutter.getConfig().getServerOptions().WatchGacha) {
+		if(Grasscutter.getConfig().getGameServerOptions().WatchGacha) {
 			try {
 				WatchKey watchKey = watchService.take();
 

src/main/java/emu/grasscutter/game/inventory/Inventory.java

@@ -37,10 +37,10 @@ public class Inventory implements Iterable<GenshinItem> {
 		this.store = new Long2ObjectOpenHashMap<>();
 		this.inventoryTypes = new Int2ObjectOpenHashMap<>();
 		
-		this.createInventoryTab(ItemType.ITEM_WEAPON, new EquipInventoryTab(Grasscutter.getConfig().getServerOptions().InventoryLimitWeapon));
-		this.createInventoryTab(ItemType.ITEM_RELIQUARY, new EquipInventoryTab(Grasscutter.getConfig().getServerOptions().InventoryLimitRelic));
-		this.createInventoryTab(ItemType.ITEM_MATERIAL, new MaterialInventoryTab(Grasscutter.getConfig().getServerOptions().InventoryLimitMaterial));
-		this.createInventoryTab(ItemType.ITEM_FURNITURE, new MaterialInventoryTab(Grasscutter.getConfig().getServerOptions().InventoryLimitFurniture));
+		this.createInventoryTab(ItemType.ITEM_WEAPON, new EquipInventoryTab(Grasscutter.getConfig().getGameServerOptions().InventoryLimitWeapon));
+		this.createInventoryTab(ItemType.ITEM_RELIQUARY, new EquipInventoryTab(Grasscutter.getConfig().getGameServerOptions().InventoryLimitRelic));
+		this.createInventoryTab(ItemType.ITEM_MATERIAL, new MaterialInventoryTab(Grasscutter.getConfig().getGameServerOptions().InventoryLimitMaterial));
+		this.createInventoryTab(ItemType.ITEM_FURNITURE, new MaterialInventoryTab(Grasscutter.getConfig().getGameServerOptions().InventoryLimitFurniture));
 	}
 
 	public GenshinPlayer getPlayer() {

src/main/java/emu/grasscutter/server/dispatch/DispatchServer.java

@@ -7,6 +7,8 @@ import com.sun.net.httpserver.HttpExchange;
 import com.sun.net.httpserver.HttpServer;
 import com.sun.net.httpserver.HttpsConfigurator;
 import com.sun.net.httpserver.HttpsServer;
+
+import emu.grasscutter.Config;
 import emu.grasscutter.Grasscutter;
 import emu.grasscutter.database.DatabaseHelper;
 import emu.grasscutter.game.Account;
@@ -26,22 +28,22 @@ import java.net.InetSocketAddress;
 import java.net.URI;
 import java.net.URLDecoder;
 import java.security.KeyStore;
-import java.util.Base64;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.Map;
+import java.util.*;
 
 public final class DispatchServer {
 	public static String query_region_list = "";
 	public static String query_cur_region = "";
+
 	private final InetSocketAddress address;
 	private final Gson gson;
+	private final String defaultServerName = "os_usa";
+	
 	public String regionListBase64;
-	public String regionCurrentBase64;
-	private QueryCurrRegionHttpRsp currRegion;
+	public HashMap<String, RegionData> regions;
 
 	public DispatchServer() {
-		this.address = new InetSocketAddress(Grasscutter.getConfig().DispatchServerIp, Grasscutter.getConfig().DispatchServerPort);
+		this.regions = new HashMap<String, RegionData>();
+		this.address = new InetSocketAddress(Grasscutter.getConfig().getDispatchOptions().Ip, Grasscutter.getConfig().getDispatchOptions().Port);
 		this.gson = new GsonBuilder().create();
 		
 		this.loadQueries();
@@ -57,7 +59,13 @@ public final class DispatchServer {
 	}
 
 	public QueryCurrRegionHttpRsp getCurrRegion() {
-		return currRegion;
+		// Needs to be fixed by having the game servers connect to the dispatch server.
+		if(Grasscutter.getConfig().RunMode.equalsIgnoreCase("HYBRID")) {
+			return regions.get(defaultServerName).parsedRegionQuery;
+		}
+
+		Grasscutter.getLogger().warn("[Dispatch] Unsupported run mode for getCurrRegion()");
+		return null;
 	}
 	
 	public void loadQueries() {
@@ -86,39 +94,66 @@ public final class DispatchServer {
 			byte[] decoded2 = Base64.getDecoder().decode(query_cur_region);
 			QueryCurrRegionHttpRsp regionQuery = QueryCurrRegionHttpRsp.parseFrom(decoded2);
 
+			List<RegionSimpleInfo> servers = new ArrayList<RegionSimpleInfo>();
+			List<String> usedNames = new ArrayList<String>(); // List to check for potential naming conflicts
+			if(Grasscutter.getConfig().RunMode.equalsIgnoreCase("HYBRID")) { // Automatically add the game server if in hybrid mode
 				RegionSimpleInfo server = RegionSimpleInfo.newBuilder()
 						.setName("os_usa")
-					.setTitle(Grasscutter.getConfig().GameServerName)
+						.setTitle(Grasscutter.getConfig().getGameServerOptions().Name)
 						.setType("DEV_PUBLIC")
-					.setDispatchUrl("https://" + (Grasscutter.getConfig().DispatchServerPublicIp.isEmpty() ? Grasscutter.getConfig().DispatchServerIp : Grasscutter.getConfig().DispatchServerPublicIp) + ":" + getAddress().getPort() + "/query_cur_region")
+						.setDispatchUrl("https://" + (Grasscutter.getConfig().getDispatchOptions().PublicIp.isEmpty() ? Grasscutter.getConfig().getDispatchOptions().Ip : Grasscutter.getConfig().getDispatchOptions().PublicIp) + ":" + getAddress().getPort() + "/query_cur_region_" + defaultServerName)
 						.build();
+				usedNames.add(defaultServerName);
+				servers.add(server);
 
-			RegionSimpleInfo serverTest2 = RegionSimpleInfo.newBuilder()
-					.setName("os_euro")
-					.setTitle("Grasscutter")
+				RegionInfo serverRegion = regionQuery.getRegionInfo().toBuilder()
+						.setIp((Grasscutter.getConfig().getGameServerOptions().PublicIp.isEmpty() ? Grasscutter.getConfig().getGameServerOptions().Ip : Grasscutter.getConfig().getGameServerOptions().PublicIp))
+						.setPort(Grasscutter.getConfig().getGameServerOptions().Port)
+						.setSecretKey(ByteString.copyFrom(FileUtils.read(Grasscutter.getConfig().KEY_FOLDER + "dispatchSeed.bin")))
+						.build();
+
+				QueryCurrRegionHttpRsp parsedRegionQuery = regionQuery.toBuilder().setRegionInfo(serverRegion).build();
+				regions.put(defaultServerName, new RegionData(parsedRegionQuery, Base64.getEncoder().encodeToString(parsedRegionQuery.toByteString().toByteArray())));
+
+			} else {
+				if(Grasscutter.getConfig().getDispatchOptions().getGameServers().length == 0) {
+					Grasscutter.getLogger().error("[Dispatch] There are no game servers available. Exiting due to unplayable state.");
+					System.exit(1);
+				}
+			}
+
+			for (Config.DispatchServerOptions.RegionInfo regionInfo : Grasscutter.getConfig().getDispatchOptions().getGameServers()) {
+				if(usedNames.contains(regionInfo.Name)) {
+					Grasscutter.getLogger().error("Region name already in use.");
+					continue;
+				}
+				RegionSimpleInfo server = RegionSimpleInfo.newBuilder()
+						.setName(regionInfo.Name)
+						.setTitle(regionInfo.Title)
 						.setType("DEV_PUBLIC")
-					.setDispatchUrl("https://" + (Grasscutter.getConfig().DispatchServerPublicIp.isEmpty() ? Grasscutter.getConfig().DispatchServerIp : Grasscutter.getConfig().DispatchServerPublicIp) + ":" + getAddress().getPort() + "/query_cur_region")
+						.setDispatchUrl("https://" + (Grasscutter.getConfig().getDispatchOptions().PublicIp.isEmpty() ? Grasscutter.getConfig().getDispatchOptions().Ip : Grasscutter.getConfig().getDispatchOptions().PublicIp) + ":" + getAddress().getPort() + "/query_cur_region_" + regionInfo.Name)
+						.build();
+				usedNames.add(regionInfo.Name);
+				servers.add(server);
+
+				RegionInfo serverRegion = regionQuery.getRegionInfo().toBuilder()
+						.setIp(regionInfo.Ip)
+						.setPort(regionInfo.Port)
+						.setSecretKey(ByteString.copyFrom(FileUtils.read(Grasscutter.getConfig().KEY_FOLDER + "dispatchSeed.bin")))
 						.build();
 
+				QueryCurrRegionHttpRsp parsedRegionQuery = regionQuery.toBuilder().setRegionInfo(serverRegion).build();
+				regions.put(regionInfo.Name, new RegionData(parsedRegionQuery, Base64.getEncoder().encodeToString(parsedRegionQuery.toByteString().toByteArray())));
+			}
+
 			QueryRegionListHttpRsp regionList = QueryRegionListHttpRsp.newBuilder()
-					.addServers(server)
-					.addServers(serverTest2)
+				.addAllServers(servers)
 				.setClientSecretKey(rl.getClientSecretKey())
 			    .setClientCustomConfigEncrypted(rl.getClientCustomConfigEncrypted())
 			    .setEnableLoginPc(true)
 				.build();
 
-			RegionInfo currentRegion = regionQuery.getRegionInfo().toBuilder()
-					.setIp((Grasscutter.getConfig().GameServerPublicIp.isEmpty() ? Grasscutter.getConfig().GameServerIp : Grasscutter.getConfig().GameServerPublicIp))
-					.setPort(Grasscutter.getConfig().GameServerPort)
-					.setSecretKey(ByteString.copyFrom(FileUtils.read(Grasscutter.getConfig().KEY_FOLDER + "dispatchSeed.bin")))
-					.build();
-
-			QueryCurrRegionHttpRsp parsedRegionQuery = regionQuery.toBuilder().setRegionInfo(currentRegion).build();
-
 			this.regionListBase64 = Base64.getEncoder().encodeToString(regionList.toByteString().toByteArray());
-			this.regionCurrentBase64 = Base64.getEncoder().encodeToString(parsedRegionQuery.toByteString().toByteArray());
-			this.currRegion = parsedRegionQuery;
 		} catch (Exception e) {
 			Grasscutter.getLogger().error("[Dispatch] Error while initializing region info!", e);
 		}
@@ -126,12 +161,12 @@ public final class DispatchServer {
 
 	public void start() throws Exception {
 		HttpServer server;
-		if (Grasscutter.getConfig().UseSSL) {
+		if (Grasscutter.getConfig().getDispatchOptions().UseSSL) {
 			HttpsServer httpsServer;
 			httpsServer = HttpsServer.create(getAddress(), 0);
 			SSLContext sslContext = SSLContext.getInstance("TLS");
-			try (FileInputStream fis = new FileInputStream(Grasscutter.getConfig().DispatchServerKeystorePath)) {
-				char[] keystorePassword = Grasscutter.getConfig().DispatchServerKeystorePassword.toCharArray();
+			try (FileInputStream fis = new FileInputStream(Grasscutter.getConfig().getDispatchOptions().KeystorePath)) {
+				char[] keystorePassword = Grasscutter.getConfig().getDispatchOptions().KeystorePassword.toCharArray();
 				KeyStore ks = KeyStore.getInstance("PKCS12");
 				ks.load(fis, keystorePassword);
 				KeyManagerFactory kmf = KeyManagerFactory.getInstance("SunX509");
@@ -143,7 +178,7 @@ public final class DispatchServer {
 				server = httpsServer;
 			} catch (Exception e) {
 				Grasscutter.getLogger().warn("[Dispatch] No SSL cert found! Falling back to HTTP server.");
-				Grasscutter.getConfig().UseSSL = false;
+				Grasscutter.getConfig().getDispatchOptions().UseSSL = false;
 				server = HttpServer.create(getAddress(), 0);
 			}
 		} else {
@@ -159,18 +194,22 @@ public final class DispatchServer {
 
 			responseHTML(t, regionListBase64);
 		});
-		server.createContext("/query_cur_region", t -> {
+
+		for (String regionName : regions.keySet()) {
+			server.createContext("/query_cur_region_" + regionName, t -> {
+				String regionCurrentBase64 = regions.get(regionName).Base64;
 				// Log
-			Grasscutter.getLogger().info(String.format("[Dispatch] Client %s request: query_cur_region", t.getRemoteAddress()));
+				Grasscutter.getLogger().info(String.format("Client %s request: query_cur_region_%s", t.getRemoteAddress(), regionName));
 				// Create a response form the request query parameters
 				URI uri = t.getRequestURI();
 				String response = "CAESGE5vdCBGb3VuZCB2ZXJzaW9uIGNvbmZpZw==";
 				if (uri.getQuery() != null && uri.getQuery().length() > 0) {
 					response = regionCurrentBase64;
 				}
-
 				responseHTML(t, response);
 			});
+		}
+
 		// Login via account
 		server.createContext("/hk4e_global/mdk/shield/api/login", t -> {
 			// Get post data
@@ -178,8 +217,8 @@ public final class DispatchServer {
 			try {
 				String body = Utils.toString(t.getRequestBody());
 				requestData = getGsonFactory().fromJson(body, LoginAccountRequestJson.class);
-			} catch (Exception ignored) {
-			}
+			} catch (Exception ignored) { }
+
 			// Create response json
 			if (requestData == null) {
 				return;
@@ -194,7 +233,7 @@ public final class DispatchServer {
 			// Check if account exists, else create a new one.
 			if (account == null) {
 				// Account doesnt exist, so we can either auto create it if the config value is set
-				if (Grasscutter.getConfig().ServerOptions.AutomaticallyCreateAccounts) {
+				if (Grasscutter.getConfig().getDispatchOptions().AutomaticallyCreateAccounts) {
 					// This account has been created AUTOMATICALLY. There will be no permissions added.
 					account = DatabaseHelper.createAccountWithId(requestData.account, 0);
 
@@ -229,7 +268,6 @@ public final class DispatchServer {
 
 			responseJSON(t, responseData);
 		});
-
 		// Login via token
 		server.createContext("/hk4e_global/mdk/shield/api/verify", t -> {
 			// Get post data
@@ -237,8 +275,8 @@ public final class DispatchServer {
 			try {
 				String body = Utils.toString(t.getRequestBody());
 				requestData = getGsonFactory().fromJson(body, LoginTokenRequestJson.class);
-			} catch (Exception ignored) {
-			}
+			} catch (Exception ignored) { }
+
 			// Create response json
 			if (requestData == null) {
 				return;
@@ -273,8 +311,8 @@ public final class DispatchServer {
 			try {
 				String body = Utils.toString(t.getRequestBody());
 				requestData = getGsonFactory().fromJson(body, ComboTokenReqJson.class);
-			} catch (Exception ignored) {
-			}
+			} catch (Exception ignored) { }
+
 			// Create response json
 			if (requestData == null || requestData.data == null) {
 				return;
@@ -380,6 +418,7 @@ public final class DispatchServer {
 				new DispatchHttpJsonHandler("{\"code\":0}")
 		);
 		server.createContext("/gacha", t -> responseHTML(t, "<!doctype html><html lang=\"en\"><head><title>Gacha</title></head><body></body></html>"));
+
 		// Start server
 		server.start();
 		Grasscutter.getLogger().info("[Dispatch] Dispatch server started on port " + getAddress().getPort());
@@ -436,4 +475,15 @@ public final class DispatchServer {
 		}
 		return result;
 	}
+
+	public static class RegionData {
+
+		QueryCurrRegionHttpRsp parsedRegionQuery;
+		String Base64;
+
+		public RegionData(QueryCurrRegionHttpRsp prq, String b64) {
+			this.parsedRegionQuery = prq;
+			this.Base64 = b64;
+		}
+	}
 }

src/main/java/emu/grasscutter/server/game/GameServerPacketHandler.java

@@ -87,7 +87,7 @@ public class GameServerPacketHandler {
 		}
 		
 		// Log unhandled packets
-		if (Grasscutter.getConfig().LOG_PACKETS) {
+		if (Grasscutter.getConfig().getGameServerOptions().LOG_PACKETS) {
 			//Grasscutter.getLogger().info("Unhandled packet (" + opcode + "): " + PacketOpcodesUtil.getOpcodeName(opcode));
 		}
 	}

src/main/java/emu/grasscutter/server/game/GameSession.java

@@ -165,7 +165,7 @@ public class GameSession extends MihoyoKcpChannel {
     	byte[] data = genshinPacket.build();
     	
     	// Log
-    	if (Grasscutter.getConfig().LOG_PACKETS) {
+    	if (Grasscutter.getConfig().getGameServerOptions().LOG_PACKETS) {
     		logPacket(genshinPacket);
     	}
     	
@@ -225,7 +225,7 @@ public class GameSession extends MihoyoKcpChannel {
 				}
 				
 				// Log packet
-				if (Grasscutter.getConfig().LOG_PACKETS) {
+				if (Grasscutter.getConfig().getGameServerOptions().LOG_PACKETS) {
 					Grasscutter.getLogger().info("RECV: " + PacketOpcodesUtil.getOpcodeName(opcode) + " (" + opcode + ")");
 					System.out.println(Utils.bytesToHex(payload));
 				}

src/main/java/emu/grasscutter/server/packet/send/PacketPlayerLoginRsp.java

 package emu.grasscutter.server.packet.send;
 
+import com.google.protobuf.ByteString;
 import emu.grasscutter.Grasscutter;
 import emu.grasscutter.net.packet.GenshinPacket;
 import emu.grasscutter.net.packet.PacketOpcodes;
 import emu.grasscutter.net.proto.PlayerLoginRspOuterClass.PlayerLoginRsp;
+import emu.grasscutter.net.proto.QueryCurrRegionHttpRspOuterClass;
 import emu.grasscutter.net.proto.RegionInfoOuterClass.RegionInfo;
 import emu.grasscutter.server.game.GameSession;
+import emu.grasscutter.utils.FileUtils;
+
+import java.io.File;
+import java.net.URL;
+import java.util.Base64;
 
 public class PacketPlayerLoginRsp extends GenshinPacket {
 
+	private static QueryCurrRegionHttpRspOuterClass.QueryCurrRegionHttpRsp regionCache;
+
 	public PacketPlayerLoginRsp(GameSession session) {
 		super(PacketOpcodes.PlayerLoginRsp, 1);
 		
 		this.setUseDispatchKey(true);
 
-		RegionInfo info = Grasscutter.getDispatchServer().getCurrRegion().getRegionInfo();
+		RegionInfo info;
+
+		if(Grasscutter.getConfig().RunMode.equalsIgnoreCase("GAME_ONLY")) {
+			if (regionCache == null) {
+				try {
+					File file = new File(Grasscutter.getConfig().DATA_FOLDER + "query_cur_region.txt");
+					String query_cur_region = "";
+					if (file.exists()) {
+						query_cur_region = new String(FileUtils.read(file));
+					} else {
+						Grasscutter.getLogger().warn("query_cur_region not found! Using default current region.");
+					}
+
+					byte[] decodedCurRegion = Base64.getDecoder().decode(query_cur_region);
+					QueryCurrRegionHttpRspOuterClass.QueryCurrRegionHttpRsp regionQuery = QueryCurrRegionHttpRspOuterClass.QueryCurrRegionHttpRsp.parseFrom(decodedCurRegion);
+
+					RegionInfo serverRegion = regionQuery.getRegionInfo().toBuilder()
+							.setIp((Grasscutter.getConfig().getGameServerOptions().PublicIp.isEmpty() ? Grasscutter.getConfig().getGameServerOptions().Ip : Grasscutter.getConfig().getGameServerOptions().PublicIp))
+							.setPort(Grasscutter.getConfig().getGameServerOptions().Port)
+							.setSecretKey(ByteString.copyFrom(FileUtils.read(Grasscutter.getConfig().KEY_FOLDER + "dispatchSeed.bin")))
+							.build();
+
+					regionCache = regionQuery.toBuilder().setRegionInfo(serverRegion).build();
+				} catch (Exception e) {
+					Grasscutter.getLogger().error("Error while initializing region cache!", e);
+				}
+			}
+
+			info = regionCache.getRegionInfo();
+		} else {
+			info = Grasscutter.getDispatchServer().getCurrRegion().getRegionInfo();
+		}
 
 		PlayerLoginRsp p = PlayerLoginRsp.newBuilder()
 				.setIsUseAbilityHash(true) // true

src/main/java/emu/grasscutter/server/packet/send/PacketPlayerStoreNotify.java

@@ -19,7 +19,7 @@ public class PacketPlayerStoreNotify extends GenshinPacket {
 		
 		PlayerStoreNotify.Builder p = PlayerStoreNotify.newBuilder()
 				.setStoreType(StoreType.StorePack)
-				.setWeightLimit(Grasscutter.getConfig().getServerOptions().InventoryLimitAll);
+				.setWeightLimit(Grasscutter.getConfig().getGameServerOptions().InventoryLimitAll);
 		
 		for (GenshinItem item : player.getInventory()) {
 			Item itemProto = item.toProto();

src/main/java/emu/grasscutter/server/packet/send/PacketPullRecentChatRsp.java

 package emu.grasscutter.server.packet.send;
 
-import emu.grasscutter.Config.ServerOptions;
+import emu.grasscutter.Config.GameServerOptions;
 import emu.grasscutter.GenshinConstants;
 import emu.grasscutter.Grasscutter;
 import emu.grasscutter.game.GenshinPlayer;
@@ -14,7 +14,7 @@ public class PacketPullRecentChatRsp extends GenshinPacket {
 	public PacketPullRecentChatRsp(GenshinPlayer player) {
 		super(PacketOpcodes.PullRecentChatRsp);
 		
-		ServerOptions serverOptions = Grasscutter.getConfig().getServerOptions();
+		GameServerOptions serverOptions = Grasscutter.getConfig().getGameServerOptions();
 		PullRecentChatRsp.Builder proto = PullRecentChatRsp.newBuilder();
 		
 		if (serverOptions.WelcomeEmotes != null && serverOptions.WelcomeEmotes.length > 0) {
@@ -33,7 +33,7 @@ public class PacketPullRecentChatRsp extends GenshinPacket {
 				.setTime((int) (System.currentTimeMillis() / 1000))
 				.setUid(GenshinConstants.SERVER_CONSOLE_UID)
 				.setToUid(player.getUid())
-				.setText(Grasscutter.getConfig().getServerOptions().WelcomeMotd)
+				.setText(Grasscutter.getConfig().getGameServerOptions().WelcomeMotd)
 				.build();
 			
 			proto.addChatInfo(welcomeMotd);

src/main/java/emu/grasscutter/server/packet/send/PacketStoreWeightLimitNotify.java

@@ -13,11 +13,11 @@ public class PacketStoreWeightLimitNotify extends GenshinPacket {
 
 		StoreWeightLimitNotify p = StoreWeightLimitNotify.newBuilder()
 				.setStoreType(StoreType.StorePack)
-				.setWeightLimit(Grasscutter.getConfig().getServerOptions().InventoryLimitAll)
-				.setWeaponCountLimit(Grasscutter.getConfig().getServerOptions().InventoryLimitWeapon)
-				.setReliquaryCountLimit(Grasscutter.getConfig().getServerOptions().InventoryLimitRelic)
-				.setMaterialCountLimit(Grasscutter.getConfig().getServerOptions().InventoryLimitMaterial)
-				.setFurnitureCountLimit(Grasscutter.getConfig().getServerOptions().InventoryLimitFurniture)
+				.setWeightLimit(Grasscutter.getConfig().getGameServerOptions().InventoryLimitAll)
+				.setWeaponCountLimit(Grasscutter.getConfig().getGameServerOptions().InventoryLimitWeapon)
+				.setReliquaryCountLimit(Grasscutter.getConfig().getGameServerOptions().InventoryLimitRelic)
+				.setMaterialCountLimit(Grasscutter.getConfig().getGameServerOptions().InventoryLimitMaterial)
+				.setFurnitureCountLimit(Grasscutter.getConfig().getGameServerOptions().InventoryLimitFurniture)
 				.build();
 		
 		this.setData(p);