229 lines
8.6 KiB
Python
229 lines
8.6 KiB
Python
# Copyright 2012 OpenStack Foundation
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# Copyright 2013 IBM Corp.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import glance_store
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from glance.api import policy
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from glance.api import property_protections
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from glance.common import property_utils
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from glance.common import store_utils
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import glance.db
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import glance.domain
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import glance.location
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import glance.notifier
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import glance.quota
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class Gateway(object):
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def __init__(self, db_api=None, store_api=None, notifier=None,
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policy_enforcer=None):
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self.db_api = db_api or glance.db.get_api()
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self.store_api = store_api or glance_store
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self.store_utils = store_utils
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self.notifier = notifier or glance.notifier.Notifier()
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self.policy = policy_enforcer or policy.Enforcer()
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def get_image_factory(self, context):
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factory = glance.domain.ImageFactory()
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factory = glance.location.ImageFactoryProxy(
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factory, context, self.store_api, self.store_utils)
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factory = glance.quota.ImageFactoryProxy(
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factory, context, self.db_api, self.store_utils)
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factory = glance.notifier.ImageFactoryProxy(
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factory, context, self.notifier)
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if property_utils.is_property_protection_enabled():
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property_rules = property_utils.PropertyRules(self.policy)
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factory = property_protections.ProtectedImageFactoryProxy(
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factory, context, property_rules)
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return factory
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def get_image_member_factory(self, context):
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factory = glance.domain.ImageMemberFactory()
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factory = glance.quota.ImageMemberFactoryProxy(
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factory, context, self.db_api, self.store_utils)
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return factory
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def get_repo(self, context):
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"""Get the layered ImageRepo model.
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This is where we construct the "the onion" by layering
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ImageRepo models on top of each other, starting with the DB at
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the bottom.
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:param context: The RequestContext
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:returns: An ImageRepo-like object
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"""
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repo = glance.db.ImageRepo(context, self.db_api)
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repo = glance.location.ImageRepoProxy(
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repo, context, self.store_api, self.store_utils)
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repo = glance.quota.ImageRepoProxy(
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repo, context, self.db_api, self.store_utils)
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repo = glance.notifier.ImageRepoProxy(
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repo, context, self.notifier)
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if property_utils.is_property_protection_enabled():
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property_rules = property_utils.PropertyRules(self.policy)
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repo = property_protections.ProtectedImageRepoProxy(
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repo, context, property_rules)
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return repo
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def get_member_repo(self, image, context):
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repo = glance.db.ImageMemberRepo(
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context, self.db_api, image)
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repo = glance.location.ImageMemberRepoProxy(
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repo, image, context, self.store_api)
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repo = glance.notifier.ImageMemberRepoProxy(
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repo, image, context, self.notifier)
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return repo
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def get_task_factory(self, context):
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factory = glance.domain.TaskFactory()
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factory = glance.notifier.TaskFactoryProxy(
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factory, context, self.notifier)
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return factory
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def get_task_repo(self, context):
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repo = glance.db.TaskRepo(context, self.db_api)
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repo = glance.notifier.TaskRepoProxy(
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repo, context, self.notifier)
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return repo
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def get_task_stub_repo(self, context):
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repo = glance.db.TaskRepo(context, self.db_api)
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repo = glance.notifier.TaskStubRepoProxy(
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repo, context, self.notifier)
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return repo
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def get_task_executor_factory(self, context, admin_context=None):
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task_repo = self.get_task_repo(context)
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image_repo = self.get_repo(context)
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image_factory = self.get_image_factory(context)
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if admin_context:
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admin_repo = self.get_repo(admin_context)
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else:
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admin_repo = None
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return glance.domain.TaskExecutorFactory(task_repo,
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image_repo,
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image_factory,
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admin_repo=admin_repo)
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def get_metadef_namespace_factory(self, context):
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factory = glance.domain.MetadefNamespaceFactory()
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factory = glance.notifier.MetadefNamespaceFactoryProxy(
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factory, context, self.notifier)
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return factory
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def get_metadef_namespace_repo(self, context):
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"""Get the layered NamespaceRepo model.
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This is where we construct the "the onion" by layering
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NamespaceRepo models on top of each other, starting with the DB at
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the bottom.
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:param context: The RequestContext
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:returns: An NamespaceRepo-like object
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"""
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repo = glance.db.MetadefNamespaceRepo(context, self.db_api)
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repo = glance.notifier.MetadefNamespaceRepoProxy(
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repo, context, self.notifier)
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return repo
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def get_metadef_object_factory(self, context):
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factory = glance.domain.MetadefObjectFactory()
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factory = glance.notifier.MetadefObjectFactoryProxy(
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factory, context, self.notifier)
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return factory
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def get_metadef_object_repo(self, context):
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"""Get the layered MetadefObjectRepo model.
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This is where we construct the "the onion" by layering
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MetadefObjectRepo models on top of each other, starting with the DB at
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the bottom.
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:param context: The RequestContext
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:returns: An MetadefObjectRepo-like object
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"""
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repo = glance.db.MetadefObjectRepo(context, self.db_api)
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repo = glance.notifier.MetadefObjectRepoProxy(
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repo, context, self.notifier)
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return repo
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def get_metadef_resource_type_factory(self, context):
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factory = glance.domain.MetadefResourceTypeFactory()
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factory = glance.notifier.MetadefResourceTypeFactoryProxy(
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factory, context, self.notifier)
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return factory
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def get_metadef_resource_type_repo(self, context):
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"""Get the layered MetadefResourceTypeRepo model.
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This is where we construct the "the onion" by layering
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MetadefResourceTypeRepo models on top of each other, starting with
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the DB at the bottom.
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:param context: The RequestContext
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:returns: An MetadefResourceTypeRepo-like object
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"""
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repo = glance.db.MetadefResourceTypeRepo(
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context, self.db_api)
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repo = glance.notifier.MetadefResourceTypeRepoProxy(
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repo, context, self.notifier)
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return repo
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def get_metadef_property_factory(self, context):
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factory = glance.domain.MetadefPropertyFactory()
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factory = glance.notifier.MetadefPropertyFactoryProxy(
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factory, context, self.notifier)
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return factory
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def get_metadef_property_repo(self, context):
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"""Get the layered MetadefPropertyRepo model.
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This is where we construct the "the onion" by layering
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MetadefPropertyRepo models on top of each other, starting with
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the DB at the bottom.
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:param context: The RequestContext
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:returns: An MetadefPropertyRepo-like object
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"""
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repo = glance.db.MetadefPropertyRepo(context, self.db_api)
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repo = glance.notifier.MetadefPropertyRepoProxy(
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repo, context, self.notifier)
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return repo
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def get_metadef_tag_factory(self, context):
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factory = glance.domain.MetadefTagFactory()
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factory = glance.notifier.MetadefTagFactoryProxy(
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factory, context, self.notifier)
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return factory
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def get_metadef_tag_repo(self, context):
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"""Get the layered MetadefTagRepo model.
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This is where we construct the "the onion" by layering
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MetadefTagRepo models on top of each other, starting with
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the DB at the bottom.
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:param context: The RequestContext
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:returns: An MetadefTagRepo-like object
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"""
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repo = glance.db.MetadefTagRepo(context, self.db_api)
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repo = glance.notifier.MetadefTagRepoProxy(
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repo, context, self.notifier)
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return repo
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