backend/conf/settings/base.py

import environ

from pathlib import Path

ROOT_DIR = Path(__file__).resolve(strict=True).parent.parent.parent

APPS_DIR = ROOT_DIR
env = environ.Env()

env.read_env(str(APPS_DIR / "conf" / ".env" / ".django"))
env.read_env(str(APPS_DIR / "conf" / ".env" / ".postgresql"))

# https://docs.djangoproject.com/en/dev/ref/settings/#debug
DEBUG = env.bool("DJANGO_DEBUG", True)

TIME_ZONE = "Europe/Moscow"
# https://docs.djangoproject.com/en/dev/ref/settings/#language-code
LANGUAGE_CODE = "en-us"
# https://docs.djangoproject.com/en/dev/ref/settings/#site-id
SITE_ID = 1
# https://docs.djangoproject.com/en/dev/ref/settings/#use-i18n
USE_I18N = True
# https://docs.djangoproject.com/en/dev/ref/settings/#use-tz
USE_TZ = True
# https://docs.djangoproject.com/en/dev/ref/settings/#locale-paths
LOCALE_PATHS = [str(APPS_DIR / "locale")]

# DATABASES
# ------------------------------------------------------------------------------
# https://docs.djangoproject.com/en/dev/ref/settings/#databases
import dj_database_url

DATABASES = {
    "default": dj_database_url.config(
        conn_max_age=600, default="postgres://postgres:debug@127.0.0.1:5432/db"
    )
}

# https://docs.djangoproject.com/en/stable/ref/settings/#std:setting-DEFAULT_AUTO_FIELD
DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"

# URLS
# ------------------------------------------------------------------------------
# https://docs.djangoproject.com/en/dev/ref/settings/#root-urlconf
ROOT_URLCONF = "conf.urls"
# https://docs.djangoproject.com/en/dev/ref/settings/#wsgi-application
WSGI_APPLICATION = "conf.wsgi.application"

# APPS
# ------------------------------------------------------------------------------
DJANGO_APPS = [
    "django.contrib.auth",
    "django.contrib.contenttypes",
    "django.contrib.sessions",
    "django.contrib.sites",
    "django.contrib.messages",
    "django.contrib.staticfiles",
    "django.contrib.admin",
]
THIRD_PARTY_APPS = [
    "rest_framework",
    "drf_yasg",
    "corsheaders",
]

HEALTH_CHECKS = [
    "health_check",  # required
    "health_check.db",  # stock Django health checkers
    "health_check.cache",
    "health_check.storage",
    # 'health_check.contrib.celery',
    # 'health_check.contrib.celery_ping',
    "health_check.contrib.migrations",
    "health_check.contrib.psutil",  # disk and memory utilization
]

LOCAL_APPS = ["checker"]
# https://docs.djangoproject.com/en/dev/ref/settings/#installed-apps
INSTALLED_APPS = DJANGO_APPS + THIRD_PARTY_APPS + HEALTH_CHECKS + LOCAL_APPS

# PASSWORDS
# ------------------------------------------------------------------------------
# https://docs.djangoproject.com/en/dev/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",
    },
]


# MIDDLEWARE
# ------------------------------------------------------------------------------
# https://docs.djangoproject.com/en/dev/ref/settings/#middleware
MIDDLEWARE = [
    "django.middleware.security.SecurityMiddleware",
    "corsheaders.middleware.CorsMiddleware",
    "django.contrib.sessions.middleware.SessionMiddleware",
    "django.middleware.locale.LocaleMiddleware",
    "django.middleware.common.CommonMiddleware",
    "django.contrib.auth.middleware.AuthenticationMiddleware",
    "django.contrib.messages.middleware.MessageMiddleware",
    "django.middleware.common.BrokenLinkEmailsMiddleware",
]

# TEMPLATES
# ------------------------------------------------------------------------------
# https://docs.djangoproject.com/en/dev/ref/settings/#templates
TEMPLATES = [
    {
        # https://docs.djangoproject.com/en/dev/ref/settings/#std:setting-TEMPLATES-BACKEND
        "BACKEND": "django.template.backends.django.DjangoTemplates",
        # https://docs.djangoproject.com/en/dev/ref/settings/#dirs
        "DIRS": [APPS_DIR / "templates"],
        # https://docs.djangoproject.com/en/dev/ref/settings/#app-dirs
        "APP_DIRS": True,
        "OPTIONS": {
            # https://docs.djangoproject.com/en/dev/ref/settings/#template-context-processors
            "context_processors": [
                "django.template.context_processors.debug",
                "django.template.context_processors.request",
                "django.contrib.auth.context_processors.auth",
                "django.template.context_processors.i18n",
                "django.template.context_processors.media",
                "django.template.context_processors.static",
                "django.template.context_processors.tz",
                "django.contrib.messages.context_processors.messages",
            ],
        },
    }
]

# FIXTURES
# ------------------------------------------------------------------------------
# https://docs.djangoproject.com/en/dev/ref/settings/#fixture-dirs
FIXTURE_DIRS = (str(APPS_DIR / "fixtures"),)

# SECURITY
# ------------------------------------------------------------------------------
# https://docs.djangoproject.com/en/dev/ref/settings/#session-cookie-httponly
SESSION_COOKIE_HTTPONLY = True
# https://docs.djangoproject.com/en/dev/ref/settings/#csrf-cookie-httponly
CSRF_COOKIE_HTTPONLY = True
# https://docs.djangoproject.com/en/dev/ref/settings/#secure-browser-xss-filter
SECURE_BROWSER_XSS_FILTER = True
# https://docs.djangoproject.com/en/dev/ref/settings/#x-frame-options
X_FRAME_OPTIONS = "DENY"

# ADMIN
# ------------------------------------------------------------------------------
# Django Admin URL.
ADMIN_URL = "admin/"

# LOGGING
# ------------------------------------------------------------------------------
# https://docs.djangoproject.com/en/dev/ref/settings/#logging
LOGGING = {
    "version": 1,
    "disable_existing_loggers": False,
    "formatters": {
        "verbose": {
            "format": "%(levelname)s %(asctime)s %(module)s "
            "%(process)d %(thread)d %(message)s"
        }
    },
    "handlers": {
        "console": {
            "level": "DEBUG",
            "class": "logging.StreamHandler",
            "formatter": "verbose",
        }
    },
    "root": {"level": "INFO", "handlers": ["console"]},
}

# django-rest-framework
# -------------------------------------------------------------------------------
REST_FRAMEWORK = {
    "DEFAULT_AUTHENTICATION_CLASSES": (
        "rest_framework_simplejwt.authentication.JWTAuthentication",
    ),
    "DEFAULT_PERMISSION_CLASSES": ("rest_framework.permissions.IsAuthenticated",),
    "DEFAULT_SCHEMA_CLASS": "drf_spectacular.openapi.AutoSchema",
}

# django-cors-headers
CORS_ALLOW_ALL_ORIGINS = True