KVM MCP Server

import os import json import logging logger = logging.getLogger('kvm_mcp') def _apply_env_overrides(config: dict, prefix: str = "") -> dict: """Apply environment variable overrides to configuration""" for key, value in config.items(): env_key = f"{prefix}{key}".upper() if isinstance(value, dict): config[key] = _apply_env_overrides(value, f"{env_key}_") else: if env_key in os.environ: env_value = os.environ[env_key] if env_value == "": # Handle empty strings if isinstance(value, str): config[key] = "" continue try: if isinstance(value, bool): # For bool values, only accept specific true/false values if env_value.lower() in ("true", "1", "yes", "on"): config[key] = True elif env_value.lower() in ("false", "0", "no", "off"): config[key] = False else: continue # Keep original value for invalid bool elif isinstance(value, int): config[key] = int(env_value) elif isinstance(value, float): config[key] = float(env_value) else: config[key] = env_value except (ValueError, TypeError): # Keep original value if conversion fails continue return config def load_config(): """Load configuration from config.json and apply environment variable overrides""" config_path = os.path.join(os.path.dirname(os.path.dirname(os.path.abspath(__file__))), 'config.json') try: with open(config_path) as f: config = json.load(f) except FileNotFoundError: raise FileNotFoundError(f"Configuration file not found at {config_path}") except json.JSONDecodeError as e: raise json.JSONDecodeError(f"Invalid JSON in configuration file: {str(e)}", e.doc, e.pos) # Apply environment variable overrides _apply_env_overrides(config, prefix="") return config # Load and store the configuration config = load_config()