e44f27eaac
We have updated the methods for these resources: * Server * TLD * TsigKey * Domain * RecordSet * Record * Blacklist * Quota (Storage layer only) Change-Id: I73b4c2ca8b08b85e1b7432e3f798164c703a4164
97 lines
3.0 KiB
Python
97 lines
3.0 KiB
Python
# Copyright 2013 Hewlett-Packard Development Company, L.P.
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#
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# Author: Kiall Mac Innes <kiall@hp.com>
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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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from oslo.config import cfg
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from designate import exceptions
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from designate import storage
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from designate import objects
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from designate.openstack.common import log as logging
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from designate.quota.base import Quota
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LOG = logging.getLogger(__name__)
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class StorageQuota(Quota):
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__plugin_name__ = 'storage'
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def __init__(self):
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super(StorageQuota, self).__init__()
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# TODO(kiall): Should this be tied to central's config?
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storage_driver = cfg.CONF['service:central'].storage_driver
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self.storage = storage.get_storage(storage_driver)
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def _get_quotas(self, context, tenant_id):
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quotas = self.storage.find_quotas(context, {
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'tenant_id': tenant_id,
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})
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return dict((q['resource'], q['hard_limit']) for q in quotas)
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def get_quota(self, context, tenant_id, resource):
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context = context.deepcopy()
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context.all_tenants = True
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quota = self.storage.find_quota(context, {
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'tenant_id': tenant_id,
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'resource': resource,
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})
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return {resource: quota['hard_limit']}
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def set_quota(self, context, tenant_id, resource, hard_limit):
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context = context.deepcopy()
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context.all_tenants = True
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def create_quota():
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quota = objects.Quota(
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tenant_id=tenant_id, resource=resource, hard_limit=hard_limit)
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self.storage.create_quota(context, quota)
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def update_quota(quota):
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quota.hard_limit = hard_limit
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self.storage.update_quota(context, quota)
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if resource not in self.get_default_quotas(context).keys():
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raise exceptions.QuotaResourceUnknown("%s is not a valid quota "
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"resource", resource)
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try:
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quota = self.storage.find_quota(context, {
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'tenant_id': tenant_id,
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'resource': resource,
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})
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except exceptions.NotFound:
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create_quota()
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else:
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update_quota(quota)
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return {resource: hard_limit}
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def reset_quotas(self, context, tenant_id):
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context = context.deepcopy()
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context.all_tenants = True
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quotas = self.storage.find_quotas(context, {
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'tenant_id': tenant_id,
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})
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for quota in quotas:
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self.storage.delete_quota(context, quota['id'])
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