/usr/lib/python2.7/dist-packages/glance/gateway.py is in python-glance 1:2014.1.5-0ubuntu1.1.
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# Copyright 2013 IBM Corp.
# All Rights Reserved.
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from glance.api import authorization
from glance.api import policy
from glance.api import property_protections
from glance.common import property_utils
import glance.db
import glance.domain
import glance.notifier
import glance.quota
import glance.store
class Gateway(object):
def __init__(self, db_api=None, store_api=None, notifier=None,
policy_enforcer=None):
self.db_api = db_api or glance.db.get_api()
self.store_api = store_api or glance.store
self.notifier = notifier or glance.notifier.Notifier()
self.policy = policy_enforcer or policy.Enforcer()
def get_image_factory(self, context):
image_factory = glance.domain.ImageFactory()
store_image_factory = glance.store.ImageFactoryProxy(
image_factory, context, self.store_api)
quota_image_factory = glance.quota.ImageFactoryProxy(
store_image_factory, context, self.db_api)
policy_image_factory = policy.ImageFactoryProxy(
quota_image_factory, context, self.policy)
notifier_image_factory = glance.notifier.ImageFactoryProxy(
policy_image_factory, context, self.notifier)
if property_utils.is_property_protection_enabled():
property_rules = property_utils.PropertyRules(self.policy)
protected_image_factory = property_protections.\
ProtectedImageFactoryProxy(notifier_image_factory, context,
property_rules)
authorized_image_factory = authorization.ImageFactoryProxy(
protected_image_factory, context)
else:
authorized_image_factory = authorization.ImageFactoryProxy(
notifier_image_factory, context)
return authorized_image_factory
def get_image_member_factory(self, context):
image_factory = glance.domain.ImageMemberFactory()
quota_image_factory = glance.quota.ImageMemberFactoryProxy(
image_factory, context, self.db_api)
policy_member_factory = policy.ImageMemberFactoryProxy(
quota_image_factory, context, self.policy)
authorized_image_factory = authorization.ImageMemberFactoryProxy(
policy_member_factory, context)
return authorized_image_factory
def get_repo(self, context):
image_repo = glance.db.ImageRepo(context, self.db_api)
store_image_repo = glance.store.ImageRepoProxy(
image_repo, context, self.store_api)
quota_image_repo = glance.quota.ImageRepoProxy(
store_image_repo, context, self.db_api)
policy_image_repo = policy.ImageRepoProxy(
quota_image_repo, context, self.policy)
notifier_image_repo = glance.notifier.ImageRepoProxy(
policy_image_repo, context, self.notifier)
if property_utils.is_property_protection_enabled():
property_rules = property_utils.PropertyRules(self.policy)
protected_image_repo = property_protections.\
ProtectedImageRepoProxy(notifier_image_repo, context,
property_rules)
authorized_image_repo = authorization.ImageRepoProxy(
protected_image_repo, context)
else:
authorized_image_repo = authorization.ImageRepoProxy(
notifier_image_repo, context)
return authorized_image_repo
def get_task_factory(self, context):
task_factory = glance.domain.TaskFactory()
policy_task_factory = policy.TaskFactoryProxy(
task_factory, context, self.policy)
notifier_task_factory = glance.notifier.TaskFactoryProxy(
policy_task_factory, context, self.notifier)
authorized_task_factory = authorization.TaskFactoryProxy(
notifier_task_factory, context)
return authorized_task_factory
def get_task_repo(self, context):
task_repo = glance.db.TaskRepo(context, self.db_api)
policy_task_repo = policy.TaskRepoProxy(
task_repo, context, self.policy)
notifier_task_repo = glance.notifier.TaskRepoProxy(
policy_task_repo, context, self.notifier)
authorized_task_repo = authorization.TaskRepoProxy(
notifier_task_repo, context)
return authorized_task_repo
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