spb/api-ka

1# ============================================2# Projet   : API-KA3# Fichier  : src/config.py4# Node     : m3u96b5# Author   : Simon-Pierre Boucher6# Contact  : contact@spboucher.ai7# Date     : 2026-08-168# ============================================9"""Configuration centrale d'API-KA : chargement du .env et vérification du node m3u96b."""1011from __future__ import annotations1213import os14import socket15from dataclasses import dataclass16from functools import lru_cache17from pathlib import Path1819from dotenv import load_dotenv2021REQUIRED_NODE = "m3u96b"2223SERVICES: tuple[str, ...] = (24    "louka",25    "immoka",26    "foodka",27    "autoka",28    "fabrika",29    "restoka",30    "sortika",31    "creaka",32)3334SERVICE_TABLES: dict[str, str] = {service: f"{service}_data" for service in SERVICES}3536SERVICE_SOURCE_ENV: dict[str, str] = {37    "louka": "LOUKA_SOURCE_URL",38    "immoka": "IMMOKA_SOURCE_URL",39    "foodka": "FOODKA_SOURCE_URL",40    "autoka": "AUTOKA_SOURCE_URL",41    "fabrika": "FABRIKA_SOURCE_URL",42    "restoka": "RESTOKA_SOURCE_URL",43    "sortika": "SORTIKA_SOURCE_URL",44    "creaka": "CREAKA_SOURCE_URL",45}4647BASE_DIR = Path(__file__).resolve().parents[1]4849load_dotenv(BASE_DIR / ".env")505152def verify_node() -> None:53    """Refuse de démarrer en production si le hostname n'est pas m3u96b.5455    Le suffixe éventuel (ex. ``.local``) est ignoré et la comparaison est56    insensible à la casse, mais la règle reste stricte : en production,57    API-KA ne tourne que sur le node m3u96b.58    """59    hostname = socket.gethostname()60    if os.getenv("APP_ENV") == "production":61        short = hostname.split(".")[0].lower()62        if short != REQUIRED_NODE:63            raise RuntimeError(64                f"API-KA doit tourner sur {REQUIRED_NODE}, node actuel : {hostname}"65            )666768@dataclass(frozen=True)69class Settings:70    """Configuration immuable de la plateforme, chargée depuis le .env."""7172    app_env: str73    node_name: str74    database_url: str75    ngrok_authtoken: str76    ngrok_domain: str77    api_port: int78    daily_run_hour: int79    backup_retention_days: int80    rate_limit_per_minute: int81    source_urls: dict[str, str]82    base_dir: Path83    logs_dir: Path84    backups_dir: Path858687@lru_cache(maxsize=1)88def get_settings() -> Settings:89    """Charge et met en cache la configuration depuis les variables d'environnement."""90    logs_dir = BASE_DIR / "logs"91    backups_dir = BASE_DIR / "data" / "backups"92    logs_dir.mkdir(parents=True, exist_ok=True)93    backups_dir.mkdir(parents=True, exist_ok=True)9495    default_db = f"sqlite:///{BASE_DIR / 'data' / 'apika_dev.db'}"96    return Settings(97        app_env=os.getenv("APP_ENV", "development"),98        node_name=os.getenv("NODE_NAME", REQUIRED_NODE),99        database_url=os.getenv("DATABASE_URL", default_db),100        ngrok_authtoken=os.getenv("NGROK_AUTHTOKEN", ""),101        ngrok_domain=os.getenv("NGROK_DOMAIN", "www.api-ka.com"),102        api_port=int(os.getenv("API_PORT", "8000")),103        daily_run_hour=int(os.getenv("DAILY_RUN_HOUR", "02")),104        backup_retention_days=max(90, int(os.getenv("BACKUP_RETENTION_DAYS", "90"))),105        rate_limit_per_minute=int(os.getenv("RATE_LIMIT_PER_MINUTE", "120")),106        source_urls={107            service: os.getenv(env_var, "")108            for service, env_var in SERVICE_SOURCE_ENV.items()109        },110        base_dir=BASE_DIR,111        logs_dir=logs_dir,112        backups_dir=backups_dir,113    )114