72 lines
2.5 KiB
Python
72 lines
2.5 KiB
Python
from dataclasses import dataclass
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from functools import lru_cache
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import os
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try:
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from pathlib import Path as _Path
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from dotenv import load_dotenv
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# 显式指定 backend 目录下的 .env，并强制覆盖已有环境变量，
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# 确保远程数据库配置生效，不被本地默认值或残留环境变量影响。
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_env_path = _Path(__file__).resolve().parent.parent.parent / ".env"
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load_dotenv(dotenv_path=_env_path, override=True)
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except ImportError:
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pass
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def _int_env(name: str, default: int) -> int:
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raw = os.getenv(name)
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if raw is None or raw == "":
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return default
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return int(raw)
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def _list_env(name: str, default: list[str]) -> list[str]:
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raw = os.getenv(name)
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if raw is None or raw.strip() == "":
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return default
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return [item.strip() for item in raw.split(",") if item.strip()]
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@dataclass(frozen=True)
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class Settings:
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app_name: str = os.getenv("APP_NAME", "YG Fine-Tune Platform API")
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app_env: str = os.getenv("APP_ENV", "local")
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route_prefix: str = os.getenv("MODELTF_ROUTE_PREFIX", "/modelTF")
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app_mode: str = os.getenv("APP_MODE", "local")
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database_url: str = os.getenv("DATABASE_URL", "postgresql+psycopg://yg_ft:change_me@localhost:15432/yg_ft")
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cors_allow_origins: list[str] = None # type: ignore[assignment]
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compute_mode: str = os.getenv("COMPUTE_MODE", "real")
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compute_status_sync_mode: str = os.getenv("COMPUTE_STATUS_SYNC_MODE", "polling")
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compute_poll_interval_seconds: int = _int_env("COMPUTE_POLL_INTERVAL_SECONDS", 3)
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compute_request_timeout_seconds: int = _int_env("COMPUTE_REQUEST_TIMEOUT_SECONDS", 5)
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compute_service_token: str = os.getenv("COMPUTE_SERVICE_TOKEN", "")
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log_level: str = os.getenv("LOG_LEVEL", "INFO")
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log_dir: str = os.getenv("LOG_DIR", "./logs")
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log_file_prefix: str = os.getenv("LOG_FILE_PREFIX", "backend")
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log_error_file_prefix: str = os.getenv("LOG_ERROR_FILE_PREFIX", "error")
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log_max_bytes: int = _int_env("LOG_MAX_BYTES", 20 * 1024 * 1024)
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log_retention_days: int = _int_env("LOG_RETENTION_DAYS", 10)
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def __post_init__(self) -> None:
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object.__setattr__(
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self,
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"cors_allow_origins",
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_list_env(
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"CORS_ALLOW_ORIGINS",
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[
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"http://localhost:16801",
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"http://127.0.0.1:16801",
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"http://localhost:17861",
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"http://127.0.0.1:17861",
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],
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),
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)
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@lru_cache
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def get_settings() -> Settings:
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return Settings()
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