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# Copyright 2011 OpenStack Foundation
# 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 oslo_log import log as logging
from trove.common.auth import admin_context
from trove.common import exception
from trove.common.i18n import _
from trove.common import wsgi
from trove.extensions.mgmt.quota import views
from trove.quota.models import Quota
from trove.quota.quota import QUOTAS as quota_engine
LOG = logging.getLogger(__name__)
class QuotaController(wsgi.Controller):
"""Controller for quota functionality."""
@admin_context
def show(self, req, tenant_id, id):
"""Return all quotas for this tenant."""
LOG.info(_("Indexing quota info for tenant '%(id)s'\n"
"req : '%(req)s'\n\n"), {"id": id, "req": req})
usages = quota_engine.get_all_quota_usages_by_tenant(id)
limits = quota_engine.get_all_quotas_by_tenant(id)
map(lambda r: setattr(usages[r], "limit", limits[r].hard_limit),
usages.keys())
return wsgi.Result(views.QuotaUsageView(usages).data(), 200)
@admin_context
def update(self, req, body, tenant_id, id):
LOG.info(_("Updating quota limits for tenant '%(id)s'\n"
"req : '%(req)s'\n\n"), {"id": id, "req": req})
if not body:
raise exception.BadRequest(_("Invalid request body."))
quotas = {}
quota = None
registered_resources = quota_engine.resources
for resource, limit in body['quotas'].items():
if limit is None:
continue
if resource == "xmlns":
continue
if resource not in registered_resources:
raise exception.QuotaResourceUnknown(unknown=resource)
try:
quota = Quota.find_by(tenant_id=id, resource=resource)
quota.hard_limit = limit
quota.save()
except exception.ModelNotFoundError:
quota = Quota.create(tenant_id=id,
resource=resource,
hard_limit=limit)
quotas[resource] = quota
return wsgi.Result(views.QuotaView(quotas).data(), 200)
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