def configure_dogpile_cache(settings):
# This is somewhat inspired by pyramid_dogpile_cache.includeme()
# and build_dogpile_region_from_dict().
_parse_dogpile_cache_settings(settings)
_, region_settings = build_dogpile_region_settings_from_settings(settings)
for name, settings in region_settings.items():
# XXX Type conversion for all sorts of settings is woefully incomplete.
settings['expiration_time'] = int(settings['expiration_time'])
settings.setdefault(
'arguments.memcached_expire_time', settings['expiration_time'] +
int(settings.get(
'memcache_expire_time_interval', 30)))
region = get_region(name)
# XXX kludgy: Remove any existing backend configuration, so
# configure_dogpile_cache() may be called multiple times (which
# should only happen in tests).
region.__dict__.pop('backend', None)
region.configure_from_config(settings, prefix='')
# Since get_region() returns an unconfigured region for *any* name you
# pass in, we make sure that all used regions are configured now.
for region in CACHE_REGIONS.values():
if 'backend' not in region.__dict__:
raise dogpile.cache.exception.RegionNotConfigured(
'Region %r used in python code, but not configured' %
region.name)
def test_build_dogpile_region_settings_from_settings(self):
from pyramid_dogpile_cache import build_dogpile_region_settings_from_settings
default_settings, region_settings_dict = \
build_dogpile_region_settings_from_settings({
'dogpile_cache.backend': 'memory',
'dogpile_cache.expire': 10,
})
self.assertEqual(default_settings['backend'], 'memory')
self.assertEqual(default_settings['expire'], 10)
self.assertEqual(len(region_settings_dict), 0)
default_settings, region_settings_dict = \
build_dogpile_region_settings_from_settings({
'dogpile_cache.regions': 'aaa, bbb',
'dogpile_cache.backend': 'memory',
'dogpile_cache.expire': 10,
})
self.assertEqual(default_settings['backend'], 'memory')
self.assertEqual(default_settings['expire'], 10)
self.assertEqual(len(region_settings_dict), 2)
self.assertEqual(region_settings_dict['aaa']['backend'], 'memory')
self.assertEqual(region_settings_dict['aaa']['expire'], 10)
self.assertEqual(region_settings_dict['bbb']['backend'], 'memory')
self.assertEqual(region_settings_dict['bbb']['expire'], 10)
default_settings, region_settings_dict = \
build_dogpile_region_settings_from_settings({
'dogpile_cache.regions': 'aaa',
'dogpile_cache.backend': 'memory',
'dogpile_cache.expire': 10,
'dogpile_cache.bbb.foo': 'foo',
'dogpile_cache.bbb.foo.bar': 'foo.bar',
'dogpile_cache.ccc.backend': 'file',
})
self.assertEqual(default_settings['backend'], 'memory')
self.assertEqual(default_settings['expire'], 10)
self.assertEqual(len(region_settings_dict), 3)
self.assertEqual(region_settings_dict['aaa']['backend'], 'memory')
self.assertEqual(region_settings_dict['aaa']['expire'], 10)
self.assertEqual(region_settings_dict['bbb']['backend'], 'memory')
self.assertEqual(region_settings_dict['bbb']['expire'], 10)
self.assertEqual(region_settings_dict['bbb']['foo'], 'foo')
self.assertEqual(region_settings_dict['bbb']['foo.bar'], 'foo.bar')
self.assertEqual(region_settings_dict['ccc']['backend'], 'file')
self.assertEqual(region_settings_dict['ccc']['expire'], 10)
def test_build_dogpile_region_settings_from_settings(self):
from pyramid_dogpile_cache import build_dogpile_region_settings_from_settings
default_settings, region_settings_dict = \
build_dogpile_region_settings_from_settings({
'dogpile_cache.backend': 'memory',
'dogpile_cache.expire': 10,
})
self.assertEqual(default_settings['backend'], 'memory')
self.assertEqual(default_settings['expire'], 10)
self.assertEqual(len(region_settings_dict), 0)
default_settings, region_settings_dict = \
build_dogpile_region_settings_from_settings({
'dogpile_cache.regions': 'aaa, bbb',
'dogpile_cache.backend': 'memory',
'dogpile_cache.expire': 10,
})
self.assertEqual(default_settings['backend'], 'memory')
self.assertEqual(default_settings['expire'], 10)
self.assertEqual(len(region_settings_dict), 2)
self.assertEqual(region_settings_dict['aaa']['backend'], 'memory')
self.assertEqual(region_settings_dict['aaa']['expire'], 10)
self.assertEqual(region_settings_dict['bbb']['backend'], 'memory')
self.assertEqual(region_settings_dict['bbb']['expire'], 10)
default_settings, region_settings_dict = \
build_dogpile_region_settings_from_settings({
'dogpile_cache.regions': 'aaa',
'dogpile_cache.backend': 'memory',
'dogpile_cache.expire': 10,
'dogpile_cache.bbb.foo': 'foo',
'dogpile_cache.bbb.foo.bar': 'foo.bar',
'dogpile_cache.ccc.backend': 'file',
})
self.assertEqual(default_settings['backend'], 'memory')
self.assertEqual(default_settings['expire'], 10)
self.assertEqual(len(region_settings_dict), 3)
self.assertEqual(region_settings_dict['aaa']['backend'], 'memory')
self.assertEqual(region_settings_dict['aaa']['expire'], 10)
self.assertEqual(region_settings_dict['bbb']['backend'], 'memory')
self.assertEqual(region_settings_dict['bbb']['expire'], 10)
self.assertEqual(region_settings_dict['bbb']['foo'], 'foo')
self.assertEqual(region_settings_dict['bbb']['foo.bar'], 'foo.bar')
self.assertEqual(region_settings_dict['ccc']['backend'], 'file')
self.assertEqual(region_settings_dict['ccc']['expire'], 10)
