horizon/openstack_dashboard/dashboards/admin/instances/views.py

115 lines
4.2 KiB
Python

# vim: tabstop=4 shiftwidth=4 softtabstop=4
# Copyright 2012 United States Government as represented by the
# Administrator of the National Aeronautics and Space Administration.
# All Rights Reserved.
#
# Copyright 2012 OpenStack Foundation
# 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.utils.datastructures import SortedDict # noqa
from django.utils.translation import ugettext_lazy as _ # noqa
from horizon import exceptions
from horizon import tables
from openstack_dashboard import api
from openstack_dashboard.dashboards.admin.instances \
import tables as project_tables
from openstack_dashboard.dashboards.project.instances import views
from openstack_dashboard.dashboards.project.instances.workflows \
import update_instance
LOG = logging.getLogger(__name__)
# re-use console from project.instances.views to make reflection work
def console(args, **kvargs):
return views.console(args, **kvargs)
# re-use vnc from project.instances.views to make reflection work
def vnc(args, **kvargs):
return views.vnc(args, **kvargs)
# re-use spice from project.instances.views to make reflection work
def spice(args, **kvargs):
return views.spice(args, **kvargs)
class AdminUpdateView(views.UpdateView):
workflow_class = update_instance.AdminUpdateInstance
class AdminIndexView(tables.DataTableView):
table_class = project_tables.AdminInstancesTable
template_name = 'admin/instances/index.html'
def has_more_data(self, table):
return self._more
def get_data(self):
instances = []
marker = self.request.GET.get(
project_tables.AdminInstancesTable._meta.pagination_param, None)
try:
instances, self._more = api.nova.server_list(
self.request,
search_opts={'marker': marker,
'paginate': True},
all_tenants=True)
except Exception:
self._more = False
exceptions.handle(self.request,
_('Unable to retrieve instance list.'))
if instances:
# Gather our flavors to correlate against IDs
try:
flavors = api.nova.flavor_list(self.request)
except Exception:
# If fails to retrieve flavor list, creates an empty list.
flavors = []
# Gather our tenants to correlate against IDs
try:
tenants, has_more = api.keystone.tenant_list(self.request)
except Exception:
tenants = []
msg = _('Unable to retrieve instance project information.')
exceptions.handle(self.request, msg)
full_flavors = SortedDict([(f.id, f) for f in flavors])
tenant_dict = SortedDict([(t.id, t) for t in tenants])
# Loop through instances to get flavor and tenant info.
for inst in instances:
flavor_id = inst.flavor["id"]
try:
if flavor_id in full_flavors:
inst.full_flavor = full_flavors[flavor_id]
else:
# If the flavor_id is not in full_flavors list,
# gets it via nova api.
inst.full_flavor = api.nova.flavor_get(
self.request, flavor_id)
except Exception:
msg = _('Unable to retrieve instance size information.')
exceptions.handle(self.request, msg)
tenant = tenant_dict.get(inst.tenant_id, None)
inst.tenant_name = getattr(tenant, "name", None)
return instances