Source code for horizon.dashboards.syspanel.flavors.views
# Copyright 2012 United States Government as represented by the
# Administrator of the National Aeronautics and Space Administration.
# All Rights Reserved.
#
# Copyright 2012 Nebula, Inc.
#
# 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 logging
from django.contrib import messages
from django.utils.translation import ugettext_lazy as _
from novaclient import exceptions as api_exceptions
from horizon import api
from horizon import forms
from horizon import tables
from .forms import CreateFlavor
from .tables import FlavorsTable
LOG = logging.getLogger(__name__)
class IndexView(tables.DataTableView):
table_class = FlavorsTable
[docs] template_name = 'syspanel/flavors/index.html'
def get_data(self):
request = self.request
[docs] flavors = []
try:
flavors = api.flavor_list(request)
except api_exceptions.Unauthorized, e:
LOG.exception('Unauthorized attempt to access flavor list.')
messages.error(request, _('Unauthorized.'))
except Exception, e:
LOG.exception('Exception while fetching usage info')
if not hasattr(e, 'message'):
e.message = str(e)
messages.error(request, _('Unable to get flavor list: %s') %
e.message)
flavors.sort(key=lambda x: x.id, reverse=True)
return flavors
class CreateView(forms.ModalFormView):
form_class = CreateFlavor
[docs] template_name = 'syspanel/flavors/create.html'
def get_initial(self):
# TODO(tres): Get rid of this hacky bit of nonsense after flavors get
[docs] # converted to nova client.
flavors = api.flavor_list(self.request)
if flavors:
largest_id = max(flavors, key=lambda f: f.id).id
return {'flavor_id': int(largest_id) + 1}
else:
return {'flavor_id': 1}