server/dedicated_server.py

@@ -0,0 +1,61 @@
+#!/usr/bin/env python3
+from __future__ import annotations
+
+import argparse
+import sys
+from pathlib import Path
+
+from config import Config, load_config, validate_config
+from server_service import ServerConfig, ServerService
+
+
+def build_service_config(config: Config, config_path: Path) -> ServerConfig:
+    return ServerConfig(
+        host=config.host,
+        port=config.port,
+        server_name=config.server_name,
+        server_description=config.server_description,
+        max_players=config.max_players,
+        log_verbosity=config.log_verbosity,
+        admin_port=config.admin_port,
+        bans_path=str(config_path.parent / "bans.json"),
+        enable_gns_transport=config.enable_gns_transport,
+        gns_bridge_path=config.gns_bridge_path,
+    )
+
+
+def main(argv: list[str] | None = None) -> int:
+    parser = argparse.ArgumentParser(description="Commonwealth Online dedicated server")
+    parser.add_argument(
+        "--config",
+        default="commonwealth-server.json",
+        help="Path to the server JSON configuration file",
+    )
+    args = parser.parse_args(argv)
+
+    config_path = Path(args.config).expanduser().resolve()
+    try:
+        config = load_config(str(config_path))
+    except Exception as error:
+        print(f"[ERROR] Could not load {config_path}: {error}", file=sys.stderr)
+        return 2
+
+    valid, errors = validate_config(config)
+    if not valid:
+        for error in errors:
+            print(f"[ERROR] {error}", file=sys.stderr)
+        return 2
+
+    service = ServerService(build_service_config(config, config_path))
+    service.add_log_listener(lambda message, **_: print(message, flush=True))
+    try:
+        service.serve_forever()
+    except KeyboardInterrupt:
+        pass
+    finally:
+        service.stop()
+    return 0
+
+
+if __name__ == "__main__":
+    raise SystemExit(main())