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

122 lines
4.5 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, LLC
# 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
from django.utils.translation import ugettext_lazy as _
from horizon import exceptions
from horizon import tables
from openstack_dashboard import api
from openstack_dashboard.dashboards.admin.instances.tables import \
AdminInstancesTable
from openstack_dashboard.dashboards.project.instances.views import \
console as p_console
from openstack_dashboard.dashboards.project.instances.views import \
spice as p_spice
from openstack_dashboard.dashboards.project.instances.views import \
UpdateView
from openstack_dashboard.dashboards.project.instances.views import \
vnc as p_vnc
from openstack_dashboard.dashboards.project.instances.workflows.\
update_instance import AdminUpdateInstance
LOG = logging.getLogger(__name__)
# re-use console from project.instances.views to make reflection work
def console(args, **kvargs):
return p_console(args, **kvargs)
# re-use vnc from project.instances.views to make reflection work
def vnc(args, **kvargs):
return p_vnc(args, **kvargs)
# re-use spice from project.instances.views to make reflection work
def spice(args, **kvargs):
return p_spice(args, **kvargs)
class AdminUpdateView(UpdateView):
workflow_class = AdminUpdateInstance
class AdminIndexView(tables.DataTableView):
table_class = 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(
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:
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:
# 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:
tenants = []
msg = _('Unable to retrieve instance tenant 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:
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