126 lines
5.3 KiB
Python
126 lines
5.3 KiB
Python
# Copyright 2013 OpenStack Foundation
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# Copyright 2013 Rackspace Hosting
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# Copyright 2013 Hewlett-Packard Development Company, L.P.
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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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#
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from oslo_log import log as logging
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from trove.common import exception
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from trove.common import policy
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from trove.common import wsgi
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from trove.datastore import models, views
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from trove.flavor import views as flavor_views
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from trove.volume_type import views as volume_type_view
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LOG = logging.getLogger(__name__)
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class DatastoreController(wsgi.Controller):
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@classmethod
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def authorize_request(cls, req, rule_name):
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"""Datastores are not owned by any particular tenant so we only check
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the current tenant is allowed to perform the action.
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"""
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context = req.environ[wsgi.CONTEXT_KEY]
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policy.authorize_on_tenant(context, 'datastore:%s' % rule_name)
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def show(self, req, tenant_id, id):
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self.authorize_request(req, 'show')
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datastore = models.Datastore.load(id)
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datastore_versions = (models.DatastoreVersions.load(datastore.id))
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return wsgi.Result(views.
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DatastoreView(datastore, datastore_versions,
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req).data(), 200)
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def index(self, req, tenant_id):
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self.authorize_request(req, 'index')
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context = req.environ[wsgi.CONTEXT_KEY]
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only_active = True
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if context.is_admin:
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only_active = False
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datastores = models.Datastores.load(only_active)
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datastores_versions = models.DatastoreVersions.load_all(only_active)
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return wsgi.Result(views.
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DatastoresView(datastores, datastores_versions,
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req).data(), 200)
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def version_show(self, req, tenant_id, datastore, id):
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self.authorize_request(req, 'version_show')
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datastore = models.Datastore.load(datastore)
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datastore_version = models.DatastoreVersion.load(datastore, id)
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return wsgi.Result(views.DatastoreVersionView(datastore_version,
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req).data(), 200)
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def version_show_by_uuid(self, req, tenant_id, uuid):
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self.authorize_request(req, 'version_show_by_uuid')
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datastore_version = models.DatastoreVersion.load_by_uuid(uuid)
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return wsgi.Result(views.DatastoreVersionView(datastore_version,
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req).data(), 200)
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def version_index(self, req, tenant_id, datastore):
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self.authorize_request(req, 'version_index')
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context = req.environ[wsgi.CONTEXT_KEY]
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only_active = True
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if context.is_admin:
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only_active = False
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datastore_versions = models.DatastoreVersions.load(datastore,
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only_active)
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return wsgi.Result(views.
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DatastoreVersionsView(datastore_versions,
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req).data(), 200)
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def list_associated_flavors(self, req, tenant_id, datastore,
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version_id):
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"""
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All nova flavors are returned for a datastore-version unless
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one or more entries are found in datastore_version_metadata,
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in which case only those are returned.
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"""
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self.authorize_request(req, 'list_associated_flavors')
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context = req.environ[wsgi.CONTEXT_KEY]
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flavors = (models.DatastoreVersionMetadata.
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list_datastore_version_flavor_associations(
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context, datastore, version_id))
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return wsgi.Result(flavor_views.FlavorsView(flavors, req).data(), 200)
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def list_associated_volume_types(self, req, tenant_id, datastore,
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version_id):
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"""
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Return all known volume types if no restrictions have been
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established in datastore_version_metadata, otherwise return
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that restricted set.
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"""
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context = req.environ[wsgi.CONTEXT_KEY]
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volume_types = (models.DatastoreVersionMetadata.
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allowed_datastore_version_volume_types(
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context, datastore, version_id))
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return wsgi.Result(volume_type_view.VolumeTypesView(
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volume_types, req).data(), 200)
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def delete(self, req, tenant_id, id):
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"""Remove an existing datastore."""
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self.authorize_request(req, 'delete')
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ds_versions = models.DatastoreVersions.load(id, only_active=False)
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if len(ds_versions.db_info.all()) > 0:
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raise exception.DatastoreVersionsExist(datastore=id)
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LOG.info("Deleting datastore %s", id)
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datastore = models.Datastore.load(id)
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datastore.delete()
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return wsgi.Result(None, 202)
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