Initial: FastAPI DNS routes manager for legacy Keenetic (RCI, port 8001)

Made-with: Cursor

app/store.py

@@ -0,0 +1,43 @@
+import json
+import uuid
+from pathlib import Path
+from typing import Any
+
+from . import config
+
+
+def _default_store() -> dict[str, Any]:
+    return {
+        "groups": {
+            "US": {"interface_id": "", "lines": []},
+            "RU": {"interface_id": "", "lines": []},
+        },
+        "routers": [],
+    }
+
+
+def ensure_store() -> None:
+    config.DATA_DIR.mkdir(parents=True, exist_ok=True)
+    if not config.STORE_FILE.exists():
+        config.STORE_FILE.write_text(
+            json.dumps(_default_store(), ensure_ascii=False, indent=2), encoding="utf-8"
+        )
+
+
+def load_store() -> dict[str, Any]:
+    ensure_store()
+    try:
+        return json.loads(config.STORE_FILE.read_text(encoding="utf-8"))
+    except Exception:
+        return _default_store()
+
+
+def save_store(data: dict[str, Any]) -> None:
+    ensure_store()
+    config.STORE_FILE.write_text(
+        json.dumps(data, ensure_ascii=False, indent=2), encoding="utf-8"
+    )
+
+
+def new_router_id() -> str:
+    return str(uuid.uuid4())[:8]