Source code for horizon.dashboards.nova.instances_and_volumes.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.
# Copyright 2012 OpenStack LLC
#
#    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.

"""
Views for Instances and Volumes.
"""
import logging

from django.contrib import messages
from django.utils.translation import ugettext_lazy as _
from django.utils.datastructures import SortedDict
from novaclient import exceptions as novaclient_exceptions

from horizon import api
from horizon import exceptions
from horizon import tables
from .instances.tables import InstancesTable
from .volumes.tables import VolumesTable


LOG = logging.getLogger(__name__)


class IndexView(tables.MultiTableView):
    table_classes = (InstancesTable, VolumesTable)
[docs] template_name = 'nova/instances_and_volumes/index.html' def get_instances_data(self): # Gather our instances
[docs] try: instances = api.server_list(self.request) except: instances = [] exceptions.handle(self.request, _('Unable to retrieve instances.')) # Gather our flavors and correlate our instances to them if instances: try: flavors = api.flavor_list(self.request) full_flavors = SortedDict([(str(flavor.id), flavor) for \ flavor in flavors]) for instance in instances: instance.full_flavor = full_flavors[instance.flavor["id"]] except: msg = _('Unable to retrieve instance size information.') exceptions.handle(self.request, msg) return instances def get_volumes_data(self): # Gather our volumes
[docs] try: volumes = api.volume_list(self.request) except novaclient_exceptions.ClientException, e: volumes = [] LOG.exception("ClientException in volume index") messages.error(self.request, _('Unable to fetch volumes: %s') % e) return volumes