init

stdio_server.py

@@ -0,0 +1,51 @@
+from pathlib import Path
+
+from fastmcp import FastMCP
+
+
+ROOT_DIR = Path(__file__).resolve().parent
+UPLOAD_DIR = ROOT_DIR / "uploads"
+UPLOAD_DIR.mkdir(exist_ok=True)
+
+
+mcp = FastMCP("FilePersistenceSTDIO")
+
+
+@mcp.tool
+def health() -> dict:
+    """Return basic server health information."""
+    return {
+        "status": "ok",
+        "server": "FilePersistenceSTDIO",
+        "transport": "stdio",
+        "uploads_dir": str(UPLOAD_DIR),
+    }
+
+
+@mcp.tool
+def list_uploaded_files() -> dict:
+    """List files currently stored in the uploads directory."""
+    files = sorted(path.name for path in UPLOAD_DIR.iterdir() if path.is_file())
+    return {
+        "count": len(files),
+        "files": files,
+    }
+
+
+@mcp.tool
+def file_info(filename: str) -> dict:
+    """Return metadata for one uploaded file."""
+    path = (UPLOAD_DIR / filename).resolve()
+    if path.parent != UPLOAD_DIR.resolve() or not path.exists() or not path.is_file():
+        raise FileNotFoundError(f"File not found: {filename}")
+
+    stat = path.stat()
+    return {
+        "filename": path.name,
+        "size_bytes": stat.st_size,
+        "absolute_path": str(path),
+    }
+
+
+if __name__ == "__main__":
+    mcp.run(transport="stdio")