131 lines
3.7 KiB
Python
131 lines
3.7 KiB
Python
# Copyright 2012 Managed I.T.
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#
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# Author: Kiall Mac Innes <kiall@managedit.ie>
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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 itertools
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import copy
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from oslo_context import context
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from designate.openstack.common import local
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from designate.openstack.common import log as logging
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from designate import policy
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LOG = logging.getLogger(__name__)
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class DesignateContext(context.RequestContext):
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_all_tenants = False
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def __init__(self, auth_token=None, user=None, tenant=None, domain=None,
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user_domain=None, project_domain=None, is_admin=False,
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read_only=False, show_deleted=False, request_id=None,
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resource_uuid=None, roles=None, service_catalog=None,
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all_tenants=False, user_identity=None):
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# NOTE: user_identity may be passed in, but will be silently dropped as
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# it is a generated field based on several others.
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roles = roles or []
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super(DesignateContext, self).__init__(
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auth_token=auth_token,
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user=user,
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tenant=tenant,
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domain=domain,
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user_domain=user_domain,
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project_domain=project_domain,
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is_admin=is_admin,
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read_only=read_only,
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show_deleted=show_deleted,
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request_id=request_id,
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resource_uuid=resource_uuid)
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self.roles = roles
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self.service_catalog = service_catalog
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self.all_tenants = all_tenants
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if not hasattr(local.store, 'context'):
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self.update_store()
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def update_store(self):
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local.store.context = self
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def deepcopy(self):
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d = self.to_dict()
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return self.from_dict(d)
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def to_dict(self):
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d = super(DesignateContext, self).to_dict()
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d.update({
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'roles': self.roles,
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'service_catalog': self.service_catalog,
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'all_tenants': self.all_tenants,
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})
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return copy.deepcopy(d)
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@classmethod
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def from_dict(cls, values):
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return cls(**values)
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def elevated(self, show_deleted=None):
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"""Return a version of this context with admin flag set."""
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context = self.deepcopy()
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context.is_admin = True
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# NOTE(kiall): Ugly - required to match http://tinyurl.com/o3y8qmw
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context.roles.append('admin')
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if show_deleted is not None:
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context.show_deleted = show_deleted
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return context
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@classmethod
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def get_admin_context(cls, **kwargs):
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# TODO(kiall): Remove Me
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kwargs['is_admin'] = True
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kwargs['roles'] = ['admin']
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return cls(None, **kwargs)
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@classmethod
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def get_context_from_function_and_args(cls, function, args, kwargs):
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"""
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Find an arg of type DesignateContext and return it.
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This is useful in a couple of decorators where we don't
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know much about the function we're wrapping.
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"""
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for arg in itertools.chain(kwargs.values(), args):
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if isinstance(arg, cls):
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return arg
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return None
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@property
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def all_tenants(self):
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return self._all_tenants
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@all_tenants.setter
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def all_tenants(self, value):
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if value:
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policy.check('all_tenants', self)
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self._all_tenants = value
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