MCP Code Analysis Server

"""Configuration management using Dynaconf.""" from pathlib import Path from dynaconf import Dynaconf, Validator # Initialize Dynaconf with validators settings = Dynaconf( envvar_prefix="MCP", settings_files=["settings.toml", ".secrets.toml"], environments=True, load_dotenv=True, dotenv_path=".env", merge_enabled=True, validators=[ # Database validators Validator("database.host", must_exist=True), Validator("database.port", must_exist=True, gte=1, lte=65535), Validator("database.database", must_exist=True), Validator("database.user", must_exist=True), Validator("database.password", must_exist=True), # OpenAI validators (only required in production) Validator( "OPENAI_API_KEY", must_exist=True, when=Validator("ENV_FOR_DYNACONF", eq="production"), ), # Scanner validators Validator("scanner.max_file_size_mb", gte=1, lte=100), Validator("scanner.root_paths", must_exist=True, is_type_of=list), # Parser validators Validator("parser.chunk_size", gte=10, lte=1000), Validator("parser.max_depth", gte=1, lte=50), # Embeddings validators Validator("embeddings.batch_size", gte=1, lte=1000), Validator("embeddings.max_tokens", gte=100, lte=10000), # Query validators Validator("query.similarity_threshold", gte=0.0, lte=1.0), Validator("query.default_limit", gte=1, lte=100), Validator("query.max_limit", gte=1, lte=1000), # Validate ranking weights sum to 1.0 Validator( "query.ranking_weights", condition=lambda v: abs(sum(v.values()) - 1.0) < 1e-3, messages={"condition": "Ranking weights must sum to 1.0"}, ), # MCP server validators Validator("mcp.port", gte=1, lte=65535), Validator("mcp.request_timeout", gte=1, lte=300), # Logging validators Validator( "logging.level", is_in=["DEBUG", "INFO", "WARNING", "ERROR", "CRITICAL"] ), Validator("logging.format", is_in=["json", "text"]), ], ) # Note: Removed property decorator as it was incorrectly used at module level # Helper function to get database URL def get_database_url() -> str: """Get database URL from settings.""" import os # Allow override for local testing if database_url := os.getenv("DATABASE_URL"): return database_url db = settings.database password = db.password return ( f"postgresql+asyncpg://{db.user}:{password}@{db.host}:{db.port}/{db.database}" ) # Ensure directories exist def ensure_directories() -> None: """Ensure required directories exist.""" if settings.embeddings.use_cache: Path(settings.embeddings.cache_dir).mkdir(parents=True, exist_ok=True) if settings.logging.file_enabled: log_path = Path(settings.logging.file_path) log_path.parent.mkdir(parents=True, exist_ok=True) if settings.monitoring.profiling_enabled: Path(settings.monitoring.profiling_path).mkdir(parents=True, exist_ok=True) # Don't create directories on import - let applications handle it