91 lines
3.1 KiB
Python
91 lines
3.1 KiB
Python
import os
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basedir = os.path.abspath(os.path.dirname(__file__))
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def _get_bool(name: str, default: bool) -> bool:
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val = os.environ.get(name)
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if val is None:
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return default
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return str(val).strip().lower() in {"1", "true", "t", "yes", "y", "on"}
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def _get_str(name: str, default: str) -> str:
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return os.environ.get(name, default)
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def _get_int(name: str, default: int) -> int:
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try:
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return int(os.environ.get(name, default))
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except (TypeError, ValueError):
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return default
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class Config:
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"""
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Konfiguracja aplikacji pobierana z ENV (z sensownymi domyślnymi wartościami).
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Zmiennych szukamy pod nazwami:
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- DATABASE_URL
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- SECRET_KEY
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- ALLOW_REGISTRATION
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- MAIN_ADMIN_USERNAME
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- MAIN_ADMIN_PASSWORD
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- BLOCK_BOTS
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- CACHE_CONTROL_HEADER
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- PRAGMA_HEADER
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- ROBOTS_TAG
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"""
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#SQLALCHEMY_DATABASE_URI = _get_str("DATABASE_URL", "sqlite:///baza.db")
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# Flask
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SECRET_KEY = _get_str("SECRET_KEY", "tajny_klucz")
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# Rejestracja i konto admina
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ALLOW_REGISTRATION = _get_bool("ALLOW_REGISTRATION", False)
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MAIN_ADMIN_USERNAME = _get_str("MAIN_ADMIN_USERNAME", "admin")
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MAIN_ADMIN_PASSWORD = _get_str("MAIN_ADMIN_PASSWORD", "admin")
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# Indeksowanie / cache / robots
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BLOCK_BOTS = _get_bool("BLOCK_BOTS", True)
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CACHE_CONTROL_HEADER = _get_str("CACHE_CONTROL_HEADER", "max-age=600")
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CACHE_CONTROL_HEADER_STATIC = _get_str("CACHE_CONTROL_HEADER_STATIC", "max-age=3600")
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USE_ETAGS = _get_bool("USE_ETAGS", True)
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PRAGMA_HEADER = _get_str("PRAGMA_HEADER", "")
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ROBOTS_TAG = _get_str("ROBOTS_TAG", "noindex, nofollow, nosnippet, noarchive")
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# (opcjonalnie) wyłącz warningi track_modifications
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SQLALCHEMY_TRACK_MODIFICATIONS = False
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SQLALCHEMY_ENGINE_OPTIONS = {
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"pool_pre_ping": True,
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"pool_recycle": _get_int("DB_POOL_RECYCLE", 300),
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"pool_timeout": _get_int("DB_POOL_TIMEOUT", 30),
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}
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HEALTHCHECK_TOKEN = _get_str("HEALTHCHECK_TOKEN", "healthcheck")
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# Baza danych
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DB_ENGINE = os.environ.get("DB_ENGINE", "sqlite").lower()
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if DB_ENGINE == "sqlite":
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SQLALCHEMY_DATABASE_URI = f"sqlite:///{os.path.join(basedir, 'db', 'database.db')}"
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elif DB_ENGINE == "pgsql":
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SQLALCHEMY_DATABASE_URI = (
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f"postgresql://{os.environ['DB_USER']}:{os.environ['DB_PASSWORD']}@"
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f"{os.environ['DB_HOST']}:{os.environ.get('DB_PORT', 5432)}/{os.environ['DB_NAME']}"
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)
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SQLALCHEMY_ENGINE_OPTIONS["connect_args"] = {
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"connect_timeout": _get_int("DB_CONNECT_TIMEOUT", 5),
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"application_name": _get_str("DB_APPLICATION_NAME", "zbiorka-app"),
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}
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elif DB_ENGINE == "mysql":
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SQLALCHEMY_DATABASE_URI = (
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f"mysql+pymysql://{os.environ['DB_USER']}:{os.environ['DB_PASSWORD']}@"
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f"{os.environ['DB_HOST']}:{os.environ.get('DB_PORT', 3306)}/{os.environ['DB_NAME']}"
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)
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SQLALCHEMY_ENGINE_OPTIONS["connect_args"] = {
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"connect_timeout": _get_int("DB_CONNECT_TIMEOUT", 5),
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}
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else:
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raise ValueError("Nieobsługiwany typ bazy danych.") |