def enable(self):
# Keep this code at the beginning to leave the settings unchanged
# in case it raises an exception because INSTALLED_APPS is invalid.
if "INSTALLED_APPS" in self.options:
try:
apps.set_installed_apps(self.options["INSTALLED_APPS"])
except Exception:
apps.unset_installed_apps()
raise
override = UserSettingsHolder(settings._wrapped)
for key, new_value in self.options.items():
setattr(override, key, new_value)
self.wrapped = settings._wrapped
settings._wrapped = override
for key, new_value in self.options.items():
try:
setting_changed.send(
sender=settings._wrapped.__class__,
setting=key,
value=new_value,
enter=True,
)
except Exception as exc:
self.enable_exception = exc
self.disable()
def handle_setting_change(key, for_delete=False):
# When a setting changes or is deleted, remove its value from cache along
# with any other settings that depend on it.
setting_keys = [key]
for dependent_key in settings_registry.get_dependent_settings(key):
# Note: Doesn't handle multiple levels of dependencies!
setting_keys.append(dependent_key)
# NOTE: This block is probably duplicated.
cache_keys = set([Setting.get_cache_key(k) for k in setting_keys])
cache.delete_many(cache_keys)
# Send setting_changed signal with new value for each setting.
for setting_key in setting_keys:
setting_changed.send(sender=Setting, setting=setting_key, value=getattr(settings, setting_key, None), enter=not bool(for_delete))
def __getattr__(self, name):
if name in self.defaults.keys():
from django.conf import settings
name_with_prefix = (self.prefix + '_' + name).upper()
raw_value = getattr(settings, name_with_prefix,
self.defaults[name])
value = self._set_attr(name_with_prefix, raw_value)
setattr(settings, name_with_prefix, raw_value)
setting_changed.send(self.__class__,
setting=name_with_prefix,
value=raw_value,
enter=True)
return value
raise AttributeError(name)
def handle_setting_change(key, for_delete=False):
# When a setting changes or is deleted, remove its value from cache along
# with any other settings that depend on it.
setting_keys = [key]
for dependent_key in settings_registry.get_dependent_settings(key):
# Note: Doesn't handle multiple levels of dependencies!
setting_keys.append(dependent_key)
# NOTE: This block is probably duplicated.
cache_keys = {Setting.get_cache_key(k) for k in setting_keys}
cache.delete_many(cache_keys)
# if we have changed a setting, we want to avoid mucking with the in-memory cache entirely
settings._awx_conf_memoizedcache.clear()
# Send setting_changed signal with new value for each setting.
for setting_key in setting_keys:
setting_changed.send(sender=Setting,
setting=setting_key,
value=getattr(settings, setting_key, None),
enter=not bool(for_delete))