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resurrect cchurch's license feature caching

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This commit is contained in:
Chris Meyers 2017-09-20 11:28:16 -04:00
parent c265ed2722
commit 062ff7153d
1 changed files with 12 additions and 0 deletions
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12
awx/conf/license.py
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@ -2,6 +2,9 @@
# All Rights Reserved.
# Django
from django.core.cache import cache
from django.core.signals import setting_changed
from django.dispatch import receiver
from django.utils.translation import ugettext_lazy as _
# Django REST Framework
@ -9,6 +12,7 @@ from rest_framework.exceptions import APIException
# Tower
from awx.main.utils.common import get_licenser
from awx.main.utils import memoize
__all__ = ['LicenseForbids', 'get_license', 'get_licensed_features',
'feature_enabled', 'feature_exists']
@ -19,10 +23,18 @@ class LicenseForbids(APIException):
default_detail = _('Your Tower license does not allow that.')
@memoize(cache_key='_validated_license_data')
def _get_validated_license_data():
return get_licenser().validate()
@receiver(setting_changed)
def _on_setting_changed(sender, **kwargs):
# Clear cached result above when license changes.
if kwargs.get('setting', None) == 'LICENSE':
cache.delete('_validated_license_data')
def get_license(show_key=False):
"""Return a dictionary representing the active license on this Tower instance."""
license_data = _get_validated_license_data()