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refactor: streamline environment variable handling using django-environ

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This commit is contained in:
Daniel
2026-05-31 18:33:35 +02:00
parent ac27137b77
commit 131fe8fecc
3 changed files with 72 additions and 96 deletions
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proyecto/settings.py
+60 -96
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@@ -11,83 +11,47 @@ https://docs.djangoproject.com/en/6.0/ref/settings/
"""
import logging
import os, sys
import os
import sys
from pathlib import Path
import environ
DEV_ENV = len(sys.argv) > 1 and sys.argv[1] == 'runserver'
RUNNING_TESTS = any(arg in {'test', 'pytest'} for arg in sys.argv) or 'PYTEST_CURRENT_TEST' in os.environ
def load_dotenv(dotenv_path: Path) -> None:
if not dotenv_path.exists():
return
for raw_line in dotenv_path.read_text(encoding='utf-8').splitlines():
line = raw_line.strip()
if not line or line.startswith('#') or '=' not in line:
continue
key, value = line.split('=', 1)
key = key.strip()
value = value.strip().strip('"').strip("'")
os.environ.setdefault(key, value)
def env_bool(name: str, default: bool = False) -> bool:
value = os.getenv(name)
if value is None:
return default
return value.strip().lower() in {'1', 'true', 'yes', 'on'}
def env_list(name: str, default: list[str] | None = None) -> list[str]:
value = os.getenv(name)
if value is None:
return default or []
return [item.strip() for item in value.split(',') if item.strip()]
def env_int(name: str, default: int) -> int:
value = os.getenv(name)
if value is None:
return default
return int(value)
def env_str(name: str, default: str = '') -> str:
value = os.getenv(name)
if value is None:
return default
return value.strip()
def env_optional_str(name: str) -> str | None:
value = os.getenv(name)
if value is None:
return None
value = value.strip()
return value or None
# Build paths inside the project like this: BASE_DIR / 'subdir'.
BASE_DIR = Path(__file__).resolve().parent.parent
load_dotenv(BASE_DIR / '.env')
env = environ.Env(
DEBUG=(bool, True),
S3_ENABLE=(bool, False),
S3_USE_LOCAL_URLS=(bool, False),
POSTGRES_ENABLED=(bool, True),
POSTGRES_PORT=(int, 5432),
SMTP_PORT=(int, 587),
AWS_S3_USE_SSL=(bool, True),
AWS_QUERYSTRING_AUTH=(bool, False),
)
env.read_env(BASE_DIR / '.env')
# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/6.0/howto/deployment/checklist/
# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = os.getenv('SECRET_KEY', '')
SECRET_KEY = env('SECRET_KEY', default='')
# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = env_bool('DEBUG', True)
S3_ENABLE = env_bool('S3_ENABLE', False)
S3_USE_LOCAL_URLS = env_bool('S3_USE_LOCAL_URLS', False)
DEBUG = env.bool('DEBUG')
S3_ENABLE = env.bool('S3_ENABLE')
S3_USE_LOCAL_URLS = env.bool('S3_USE_LOCAL_URLS')
ALLOWED_HOSTS = env_list('ALLOWED_HOSTS', [
ALLOWED_HOSTS = env.list('ALLOWED_HOSTS', default=[
'localhost',
'127.0.0.1',
'zkqpv8r3-8000.uks1.devtunnels.ms'
])
@@ -147,7 +111,7 @@ WSGI_APPLICATION = 'proyecto.wsgi.application'
# https://docs.djangoproject.com/en/6.0/ref/settings/#databases
# Usa PostgreSQL por defecto (POSTGRES_ENABLED=True); si no, SQLite.
if RUNNING_TESTS or not env_bool('POSTGRES_ENABLED', True):
if RUNNING_TESTS or not env.bool('POSTGRES_ENABLED'):
DATABASES = {
'default': {
'ENGINE': 'django.db.backends.sqlite3',
@@ -158,11 +122,11 @@ else:
DATABASES = {
'default': {
'ENGINE': 'django.db.backends.postgresql',
'NAME': os.getenv('POSTGRES_DB', 'tienda'),
'USER': os.getenv('POSTGRES_USER', 'postgres'),
'PASSWORD': os.getenv('POSTGRES_PASSWORD', ''),
'HOST': os.getenv('POSTGRES_HOST', '127.0.0.1'),
'PORT': env_int('POSTGRES_PORT', 5432),
'NAME': env('POSTGRES_DB', default='tienda'),
'USER': env('POSTGRES_USER', default='postgres'),
'PASSWORD': env('POSTGRES_PASSWORD', default=''),
'HOST': env('POSTGRES_HOST', default='127.0.0.1'),
'PORT': env.int('POSTGRES_PORT'),
}
}
@@ -222,15 +186,15 @@ STORAGES = {
}
if S3_ENABLE:
AWS_STORAGE_BUCKET_NAME = env_str('AWS_STORAGE_BUCKET_NAME') or None
AWS_ACCESS_KEY_ID = env_optional_str('AWS_ACCESS_KEY_ID')
AWS_SECRET_ACCESS_KEY = env_optional_str('AWS_SECRET_ACCESS_KEY')
AWS_S3_REGION_NAME = env_optional_str('AWS_S3_REGION_NAME')
AWS_S3_ENDPOINT_URL = env_optional_str('AWS_S3_ENDPOINT_URL')
AWS_S3_CUSTOM_DOMAIN = env_optional_str('AWS_S3_CUSTOM_DOMAIN')
AWS_S3_USE_SSL = env_bool('AWS_S3_USE_SSL', True)
AWS_QUERYSTRING_AUTH = env_bool('AWS_QUERYSTRING_AUTH', False)
AWS_DEFAULT_ACL = env_str('AWS_DEFAULT_ACL', 'public-read') or None
AWS_STORAGE_BUCKET_NAME = env('AWS_STORAGE_BUCKET_NAME', default='') or None
AWS_ACCESS_KEY_ID = env('AWS_ACCESS_KEY_ID', default=None)
AWS_SECRET_ACCESS_KEY = env('AWS_SECRET_ACCESS_KEY', default=None)
AWS_S3_REGION_NAME = env('AWS_S3_REGION_NAME', default=None)
AWS_S3_ENDPOINT_URL = env('AWS_S3_ENDPOINT_URL', default=None)
AWS_S3_CUSTOM_DOMAIN = env('AWS_S3_CUSTOM_DOMAIN', default=None)
AWS_S3_USE_SSL = env.bool('AWS_S3_USE_SSL')
AWS_QUERYSTRING_AUTH = env.bool('AWS_QUERYSTRING_AUTH')
AWS_DEFAULT_ACL = env('AWS_DEFAULT_ACL', default='public-read') or None
AWS_S3_OBJECT_PARAMETERS = {}
STORAGES = {
@@ -252,13 +216,13 @@ COMPRESS_PRECOMPILERS = ()
# Media files (User uploads)
MEDIA_URL = 'media/'
MEDIA_ROOT = Path(os.getenv('MEDIA_ROOT', '/app/media'))
MEDIA_ROOT = Path(env('MEDIA_ROOT', default='/app/media'))
# Redis Configuration
CACHES = {
'default': {
'BACKEND': 'django_redis.cache.RedisCache',
'LOCATION': os.getenv('REDIS_URL', 'redis://127.0.0.1:6379/1'),
'LOCATION': env('REDIS_URL', default='redis://127.0.0.1:6379/1'),
'OPTIONS': {
'CLIENT_CLASS': 'django_redis.client.DefaultClient',
}
@@ -283,30 +247,30 @@ MESSAGE_TAGS = {
# Login URL
LOGIN_URL = '/tienda/login/'
STRIPE_PUBLISHABLE_KEY = os.getenv('STRIPE_PUBLISHABLE_KEY', '')
STRIPE_SECRET_KEY = os.getenv('STRIPE_SECRET_KEY', '')
STRIPE_PUBLISHABLE_KEY = env('STRIPE_PUBLISHABLE_KEY', default='')
STRIPE_SECRET_KEY = env('STRIPE_SECRET_KEY', default='')
# PayPal Configuration (Sandbox)
# Para obtener credenciales: https://sandbox.paypal.com/
PAYPAL_CLIENT_ID = os.getenv('PAYPAL_CLIENT_ID', '') # Reemplazar con tu Client ID de PayPal Sandbox
PAYPAL_CLIENT_SECRET = os.getenv('PAYPAL_CLIENT_SECRET', '') # Reemplazar con tu Client Secret de PayPal Sandbox
PAYPAL_MODE = os.getenv('PAYPAL_MODE', 'sandbox') # Cambiar a 'live' en producción
PAYPAL_CLIENT_ID = env('PAYPAL_CLIENT_ID', default='') # Reemplazar con tu Client ID de PayPal Sandbox
PAYPAL_CLIENT_SECRET = env('PAYPAL_CLIENT_SECRET', default='') # Reemplazar con tu Client Secret de PayPal Sandbox
PAYPAL_MODE = env('PAYPAL_MODE', default='sandbox') # Cambiar a 'live' en producción
SMTP_ENDPOINT = os.getenv('SMTP_ENDPOINT', 'smtp.email.eu-paris-1.oci.oraclecloud.com')
SMTP_PORT = env_int('SMTP_PORT', 587)
SECURITY = os.getenv('SECURITY', 'tls')
SMTP_USERNAME = os.getenv('SMTP_USERNAME', None)
SMTP_PASSWORD = os.getenv('SMTP_PASSWORD', None)
SMTP_EMAIL = os.getenv("SMTP_EMAIL", None)
SMTP_ENDPOINT = env('SMTP_ENDPOINT', default='smtp.email.eu-paris-1.oci.oraclecloud.com')
SMTP_PORT = env.int('SMTP_PORT')
SECURITY = env('SECURITY', default='tls')
SMTP_USERNAME = env('SMTP_USERNAME', default=None)
SMTP_PASSWORD = env('SMTP_PASSWORD', default=None)
SMTP_EMAIL = env('SMTP_EMAIL', default=None)
AUTH_USER_MODEL = 'tienda.User'
DOMAIN = os.getenv("DOMAIN", "localhost")
PROTOCOL = os.getenv("PROTOCOL", "http")
DOMAIN = env('DOMAIN', default='localhost')
PROTOCOL = env('PROTOCOL', default='http')
default_csrf_trusted_origins = []
if DOMAIN:
@@ -316,16 +280,16 @@ for host in ALLOWED_HOSTS:
if host and host != '*':
default_csrf_trusted_origins.append(f"{PROTOCOL}://{host}")
CSRF_TRUSTED_ORIGINS = env_list(
CSRF_TRUSTED_ORIGINS = env.list(
'CSRF_TRUSTED_ORIGINS',
list(dict.fromkeys(default_csrf_trusted_origins)),
default=list(dict.fromkeys(default_csrf_trusted_origins)),
)
LOG_LEVEL = os.getenv('LOG_LEVEL', 'INFO').upper()
LOG_DIR = Path(os.getenv('LOG_DIR', BASE_DIR / 'logs'))
LOG_LEVEL = env('LOG_LEVEL', default='INFO').upper()
LOG_DIR = Path(env('LOG_DIR', default=str(BASE_DIR / 'logs')))
LOG_DIR.mkdir(parents=True, exist_ok=True)
LOG_FILE = LOG_DIR / os.getenv('LOG_FILE', 'app.log')
LOG_FILE = LOG_DIR / env('LOG_FILE', default='app.log')
LOGGING = {
@@ -399,13 +363,13 @@ EMAIL_HOST_USER = SMTP_USERNAME
EMAIL_HOST_PASSWORD = SMTP_PASSWORD
# El correo que se usará como remitente por defecto
DEFAULT_FROM_EMAIL = os.getenv("DEFAULT_FROM_EMAIL") or SMTP_EMAIL or "no-reply@localhost"
DEFAULT_FROM_EMAIL = env('DEFAULT_FROM_EMAIL', default='') or SMTP_EMAIL or 'no-reply@localhost'
# URL de Redis (asumiendo que corre en el puerto default 6379)
CELERY_BROKER_URL = os.getenv("REDIS_URL", "redis://localhost:6379/0")
CELERY_BROKER_URL = env('REDIS_URL', default='redis://localhost:6379/0')
# Opcional: para guardar el resultado de las tareas
CELERY_RESULT_BACKEND = os.getenv("REDIS_URL", "redis://localhost:6379/0")
CELERY_RESULT_BACKEND = env('REDIS_URL', default='redis://localhost:6379/0')
# Configuraciones adicionales recomendadas
CELERY_ACCEPT_CONTENT = ['json']