# 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.
import json
from django.utils.translation import ugettext_lazy as _
from horizon import exceptions
from horizon import forms
from horizon import messages
from openstack_dashboard import api
from openstack_dashboard.dashboards.admin.aggregates import constants
INDEX_URL = constants.AGGREGATES_INDEX_URL
[docs]class UpdateAggregateForm(forms.SelfHandlingForm):
name = forms.CharField(label=_("Name"),
max_length=255)
availability_zone = forms.CharField(label=_("Availability Zone"),
max_length=255)
def __init__(self, request, *args, **kwargs):
super(UpdateAggregateForm, self).__init__(request, *args, **kwargs)
[docs] def handle(self, request, data):
id = self.initial['id']
name = data['name']
availability_zone = data['availability_zone']
aggregate = {'name': name}
if availability_zone:
aggregate['availability_zone'] = availability_zone
try:
api.nova.aggregate_update(request, id, aggregate)
message = (_('Successfully updated aggregate: "%s."')
% data['name'])
messages.success(request, message)
except Exception:
exceptions.handle(request,
_('Unable to update the aggregate.'))
return True
[docs]class UpdateMetadataForm(forms.SelfHandlingForm):
[docs] def handle(self, request, data):
id = self.initial['id']
old_metadata = self.initial['metadata']
try:
new_metadata = json.loads(self.data['metadata'])
metadata = dict(
(item['key'], str(item['value']))
for item in new_metadata
)
for key in old_metadata:
if key not in metadata:
metadata[key] = None
api.nova.aggregate_set_metadata(request, id, metadata)
message = _('Metadata successfully updated.')
messages.success(request, message)
except Exception:
msg = _('Unable to update the aggregate metadata.')
exceptions.handle(request, msg)
return False
return True