django-axes/axes/checks.py
Aleksi Häkli 19f84c5daa
Clean up and unify imports
- Use consistent alphabetical import ordering across files
- Use axes.conf.settings for internally loading settings

Signed-off-by: Aleksi Häkli <aleksi.hakli@iki.fi>
2019-02-10 22:06:04 +02:00

54 lines
1.5 KiB
Python

from django.core.checks import Error, Tags, register
from axes.conf import settings
class Messages:
CACHE_MISSING = 'missing cache configuration for AXES_CACHE'
CACHE_INVALID = 'invalid cache configuration for settings.AXES_CACHE'
class Hints:
CACHE_MISSING = (
'django-axes needs to have a cache configured with settings.AXES_CACHE'
)
CACHE_INVALID = (
'django-axes does not work properly with LocMemCache as the cache backend'
' please add e.g. a DummyCache backend and configure it with settings.AXES_CACHE'
)
class Codes:
CACHE_MISSING = 'axes.E001'
CACHE_INVALID = 'axes.E002'
@register(Tags.caches)
def axes_cache_backend_check(app_configs, **kwargs): # pylint: disable=unused-argument
errors = []
axes_cache_key = getattr(settings, 'AXES_CACHE', 'default')
axes_cache_config = settings.CACHES.get(axes_cache_key, {})
axes_cache_backend = axes_cache_config.get('BACKEND', '')
axes_cache_incompatible_backends = [
'django.core.cache.backends.locmem.LocMemCache',
]
if not axes_cache_config:
errors.append(Error(
msg=Messages.CACHE_MISSING,
hint=Hints.CACHE_MISSING,
obj=settings.CACHES,
id=Codes.CACHE_MISSING,
))
if axes_cache_backend in axes_cache_incompatible_backends:
errors.append(Error(
msg=Messages.CACHE_INVALID,
hint=Hints.CACHE_INVALID,
obj=settings.CACHES,
id=Codes.CACHE_INVALID,
))
return errors