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src/engine/gameManager/ConfigManager.java

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+// ▐█ ▌▐▌▐█·▄█▀▀█ ▄█ ▀█▄▐█·██ ▄▄▐█▀▀█▄▄█▀▀█ ▐█▐ ▐▌▐▀▀▀
+// ██ ██▌▐█▌▐█ ▪▐▌▐█▄▪▐█▐█▌▐███▌██▄▪▐█▐█ ▪▐▌██▐ █▌▐█▄▄▌
+// ▀▀  █▪▀▀▀ ▀  ▀ ·▀▀▀▀ ▀▀▀·▀▀▀ ·▀▀▀▀  ▀  ▀ ▀▀  █▪ ▀▀▀
+//      Magicbane Emulator Project © 2013 - 2022
+//                www.magicbane.com
+
+package engine.gameManager;
+
+/* This enumeration implements Magicbane's configuration data which
+   is loaded from environment variables.
+ */
+
+import engine.Enum;
+import engine.net.NetMsgHandler;
+import engine.server.login.LoginServer;
+import engine.server.world.WorldServer;
+import org.pmw.tinylog.Logger;
+
+import java.util.HashMap;
+import java.util.Map;
+
+public enum ConfigManager {
+
+    // Bind address can differ from public address
+    // when running over a network bridge, etc.
+
+    MB_PUBLIC_ADDR,
+    MB_BIND_ADDR,
+
+    // Database connection config
+
+    MB_DATABASE_ADDRESS,
+    MB_DATABASE_PORT,
+    MB_DATABASE_NAME,
+    MB_DATABASE_USER,
+    MB_DATABASE_PASS,
+
+    // Data warehouse remote connection
+
+    MB_WAREHOUSE_ADDR,
+    MB_WAREHOUSE_USER,
+    MB_WAREHOUSE_PASS,
+
+    // Login server config
+
+    MB_LOGIN_PORT,
+    MB_MAJOR_VER,
+    MB_MINOR_VER,
+
+    // Worldserver configuration
+
+    MB_WORLD_NAME,
+    MB_WORLD_MAPID,
+    MB_WORLD_PORT,
+    MB_WORLD_ACCESS_LVL,
+    MB_WORLD_UUID,
+    MB_WORLD_WAREHOUSE_PUSH,
+    MB_WORLD_MAINTENANCE,
+    MB_WORLD_MAINTENANCE_HOUR,
+    MB_WORLD_GREETING,
+    MB_WORLD_KEYCLONE_MAX,
+
+    // MagicBot configuration.
+
+    MB_MAGICBOT_SERVERID,
+    MB_MAGICBOT_BOTTOKEN,
+    MB_MAGICBOT_ROLEID,
+    MB_MAGICBOT_ANNOUNCE,
+    MB_MAGICBOT_SEPTIC,
+    MB_MAGICBOT_CHANGELOG,
+    MB_MAGICBOT_POLITICAL,
+    MB_MAGICBOT_GENERAL,
+    MB_MAGICBOT_FORTOFIX,
+    MB_MAGICBOT_RECRUIT,
+    MB_MAGICBOT_BOTVERSION,
+    MB_MAGICBOT_GAMEVERSION;
+    
+    // Map to hold our config pulled in from the environment
+    // We also use the config to point to the current message pump
+    // and determine the server type at runtime.
+
+    public static Map<String, String> configMap = new HashMap(System.getenv());
+    public static Enum.ServerType serverType = Enum.ServerType.NONE;
+    public static NetMsgHandler handler;
+    public static WorldServer worldServer;
+    public static LoginServer loginServer;
+
+    // Called at bootstrap: ensures that all config values are loaded.
+
+    public static boolean init() {
+
+        Logger.info("ConfigManager: init()");
+
+        for (ConfigManager configSetting : ConfigManager.values())
+            if (configMap.containsKey(configSetting.name()))
+                Logger.info(configSetting.name() + ":" + configSetting.getValue());
+            else {
+                Logger.error("Missing Config: " + configSetting.name());
+                return false;
+            }
+
+      return true;
+    }
+
+    // Get the value associated with this enumeration
+
+    public  String getValue() {
+      return configMap.get(this.name());
+    }
+    public  void  setValue(String value) { configMap.put(this.name(), value); }
+}