django-envirion & settings.py

.env

# Development Environment
DEBUG=True
SECRET_KEY=your-secret-key
 
# Database
DATABASE_URL=postgres://projectname:비밀번호@localhost:5432/projectname
 
# Allowed Hosts
ALLOWED_HOSTS=localhost,127.0.0.1

.env.prod

# Production Environment
DEBUG=True
SECRET_KEY=your-secret-key
 
# Database
DATABASE_URL=postgres://projectname:비밀번호@db:5432/projectname
 
# Allowed Hosts
ALLOWED_HOSTS=backend,0.0.0.0

settings.py

"""
Django settings for config project.
 
Generated by 'django-admin startproject' using Django 5.2.6.
 
For more information on this file, see
https://docs.djangoproject.com/en/5.2/topics/settings/
 
For the full list of settings and their values, see
https://docs.djangoproject.com/en/5.2/ref/settings/
"""
 
import datetime
from pathlib import Path
 
import environ
 
# Build paths inside the project like this: BASE_DIR / 'subdir'.
BASE_DIR = Path(__file__).resolve().parent.parent
 
# Initialize environment variables
env = environ.Env(DEBUG=(bool, False))
 
# Take environment variables from .env file
environ.Env.read_env(BASE_DIR / ".env")
 
 
# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/5.2/howto/deployment/checklist/
 
# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = env("SECRET_KEY")
 
# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = env("DEBUG")
 
ALLOWED_HOSTS = env.list("ALLOWED_HOSTS")
 
 
# Application definition
 
INSTALLED_APPS = [
    "django.contrib.admin",
    "django.contrib.auth",
    "django.contrib.contenttypes",
    "django.contrib.sessions",
    "django.contrib.messages",
    "django.contrib.staticfiles",
    # third party apps
    "rest_framework",
    "rest_framework_simplejwt",
    # service app
    "accounts",
]
 
REST_FRAMEWORK = {
    "DEFAULT_RENDERER_CLASSES": (
        "djangorestframework_camel_case.render.CamelCaseJSONRenderer",
        "djangorestframework_camel_case.render.CamelCaseBrowsableAPIRenderer",
        # Any other renders
    ),
    "DEFAULT_PARSER_CLASSES": (
        # If you use MultiPartFormParser or FormParser, we also have a camel case version
        "djangorestframework_camel_case.parser.CamelCaseFormParser",
        "djangorestframework_camel_case.parser.CamelCaseMultiPartParser",
        "djangorestframework_camel_case.parser.CamelCaseJSONParser",
        # Any other parsers
    ),
    "DEFAULT_AUTHENTICATION_CLASSES": (
        "rest_framework_simplejwt.authentication.JWTAuthentication",
    ),
}
 
MIDDLEWARE = [
    "django.middleware.security.SecurityMiddleware",
    "django.contrib.sessions.middleware.SessionMiddleware",
    "django.middleware.common.CommonMiddleware",
    "django.middleware.csrf.CsrfViewMiddleware",
    "django.contrib.auth.middleware.AuthenticationMiddleware",
    "django.contrib.messages.middleware.MessageMiddleware",
    "django.middleware.clickjacking.XFrameOptionsMiddleware",
]
 
SIMPLE_JWT = {
    "ACCESS_TOKEN_LIFETIME": datetime.timedelta(minutes=60),
    "REFRESH_TOKEN_LIFETIME": datetime.timedelta(days=7),
    "ROTATE_REFRESH_TOKENS": False,
    "BLACKLIST_AFTER_ROTATION": True,
    "UPDATE_LAST_LOGIN": True,
    "USER_ID_FIELD": "id",
    "USER_ID_CLAIM": "id",
    "ALGORITHM": "HS256",
    "SIGNING_KEY": SECRET_KEY,
    "AUTH_HEADER_TYPES": ("Bearer",),
    "AUTH_HEADER_NAME": "HTTP_AUTHORIZATION",
}
 
ROOT_URLCONF = "config.urls"
 
TEMPLATES = [
    {
        "BACKEND": "django.template.backends.django.DjangoTemplates",
        "DIRS": [],
        "APP_DIRS": True,
        "OPTIONS": {
            "context_processors": [
                "django.template.context_processors.request",
                "django.contrib.auth.context_processors.auth",
                "django.contrib.messages.context_processors.messages",
            ],
        },
    },
]
 
WSGI_APPLICATION = "config.wsgi.application"
 
 
# Database
# https://docs.djangoproject.com/en/5.2/ref/settings/#databases
 
DATABASES = {"default": env.db_url("DATABASE_URL")}
 
 
# Password validation
# https://docs.djangoproject.com/en/5.2/ref/settings/#auth-password-validators
 
AUTH_PASSWORD_VALIDATORS = [
    {
        "NAME": "django.contrib.auth.password_validation.UserAttributeSimilarityValidator",
    },
    {
        "NAME": "django.contrib.auth.password_validation.MinimumLengthValidator",
    },
    {
        "NAME": "django.contrib.auth.password_validation.CommonPasswordValidator",
    },
    {
        "NAME": "django.contrib.auth.password_validation.NumericPasswordValidator",
    },
]
 
AUTH_USER_MODEL = "accounts.Member"
 
# Internationalization
# https://docs.djangoproject.com/en/5.2/topics/i18n/
 
LANGUAGE_CODE = "ko-kr"
 
TIME_ZONE = "Asia/Seoul"
 
USE_I18N = True
 
USE_TZ = False
 
 
# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/5.2/howto/static-files/
 
STATIC_URL = "static/"
 
# Default primary key field type
# https://docs.djangoproject.com/en/5.2/ref/settings/#default-auto-field
 
DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"