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# -*- coding: utf-8 -*-
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# Copyright (C) 2015-2018 RhodeCode GmbH
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License, version 3
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# (only), as published by the Free Software Foundation.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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# This program is dual-licensed. If you wish to learn more about the
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# RhodeCode Enterprise Edition, including its added features, Support services,
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# and proprietary license terms, please see https://rhodecode.com/licenses/
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import logging
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from dogpile.cache import register_backend
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from dogpile.cache import make_region
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register_backend(
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"dogpile.cache.rc.memory_lru", "rhodecode.lib.rc_cache.backends",
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"LRUMemoryBackend")
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register_backend(
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"dogpile.cache.rc.file_namespace", "rhodecode.lib.rc_cache.backends",
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"FileNamespaceBackend")
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register_backend(
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"dogpile.cache.rc.redis", "rhodecode.lib.rc_cache.backends",
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"RedisPickleBackend")
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log = logging.getLogger(__name__)
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from . import region_meta
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from .utils import (
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get_default_cache_settings, key_generator, get_or_create_region,
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clear_cache_namespace)
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def configure_dogpile_cache(settings):
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cache_dir = settings.get('cache_dir')
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if cache_dir:
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region_meta.dogpile_config_defaults['cache_dir'] = cache_dir
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rc_cache_data = get_default_cache_settings(settings, prefixes=['rc_cache.'])
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# inspect available namespaces
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avail_regions = set()
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for key in rc_cache_data.keys():
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namespace_name = key.split('.', 1)[0]
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avail_regions.add(namespace_name)
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log.debug('dogpile: found following cache regions: %s', avail_regions)
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# register them into namespace
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for region_name in avail_regions:
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new_region = make_region(
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name=region_name,
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function_key_generator=key_generator
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)
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new_region.configure_from_config(settings, 'rc_cache.{}.'.format(region_name))
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log.debug('dogpile: registering a new region %s[%s]',
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region_name, new_region.__dict__)
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region_meta.dogpile_cache_regions[region_name] = new_region
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def includeme(config):
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configure_dogpile_cache(config.registry.settings)
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