55 lines
1.9 KiB
Python
55 lines
1.9 KiB
Python
import os
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from dataclasses import dataclass
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from pathlib import Path
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# The modal shows this many days of run history; retention can never be shorter.
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HISTORY_DAYS = 30
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<<<<<<< HEAD
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=======
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# Shared by the systemd service (EnvironmentFile=) and manage.py, so both always use the same DB.
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DEFAULT_ENV_FILE = "/etc/backup-dashboard/backup-dashboard.env"
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>>>>>>> add-backend-api
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@dataclass(frozen=True)
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class Settings:
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db_path: Path
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retention_days: int = 90
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# Dev only: serve ../public from the API so you can run without nginx.
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serve_static: bool = False
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<<<<<<< HEAD
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def load_settings() -> Settings:
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return Settings(
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db_path=Path(os.environ.get("BACKUP_DASH_DB", "backup-dashboard.db")),
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retention_days=max(HISTORY_DAYS, int(os.environ.get("BACKUP_DASH_RETENTION_DAYS", "90"))),
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serve_static=os.environ.get("BACKUP_DASH_SERVE_STATIC") == "1",
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=======
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def read_env_file(path: Path) -> dict[str, str]:
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"""Parse simple KEY=VALUE lines (the subset systemd's EnvironmentFile accepts)."""
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values = {}
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try:
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lines = path.read_text().splitlines()
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except FileNotFoundError:
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return values
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for line in lines:
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line = line.strip()
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if not line or line.startswith("#") or "=" not in line:
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continue
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key, _, value = line.partition("=")
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values[key.strip()] = value.strip().strip("\"'")
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return values
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def load_settings() -> Settings:
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# Real environment variables win over the env file; the env file wins over dev defaults.
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env = read_env_file(Path(os.environ.get("BACKUP_DASH_ENV_FILE", DEFAULT_ENV_FILE))) | os.environ
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return Settings(
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db_path=Path(env.get("BACKUP_DASH_DB", "backup-dashboard.db")),
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retention_days=max(HISTORY_DAYS, int(env.get("BACKUP_DASH_RETENTION_DAYS", "90"))),
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serve_static=env.get("BACKUP_DASH_SERVE_STATIC") == "1",
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>>>>>>> add-backend-api
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)
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