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

79 lines
2.8 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 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.
from django.conf import settings
from django.template.defaultfilters import floatformat # noqa
from django.utils import translation
from django.utils.translation import ugettext_lazy as _
from horizon import exceptions
from horizon.utils import csvbase
from openstack_dashboard import api
from openstack_dashboard import usage
class GlobalUsageCsvRenderer(csvbase.BaseCsvResponse):
columns = [_("Project Name"), _("VCPUs"), _("Ram (MB)"),
_("Disk (GB)"), _("Usage (Hours)")]
def get_row_data(self):
for u in self.context['usage'].usage_list:
yield (u.project_name or u.tenant_id,
u.vcpus,
u.memory_mb,
u.local_gb,
floatformat(u.vcpu_hours, 2))
class GlobalOverview(usage.UsageView):
table_class = usage.GlobalUsageTable
usage_class = usage.GlobalUsage
template_name = 'admin/overview/usage.html'
csv_response_class = GlobalUsageCsvRenderer
def get_context_data(self, **kwargs):
context = super(GlobalOverview, self).get_context_data(**kwargs)
context['monitoring'] = getattr(settings, 'EXTERNAL_MONITORING', [])
return context
def get_data(self):
data = super(GlobalOverview, self).get_data()
# Pre-fill project names
try:
projects, has_more = api.keystone.tenant_list(self.request)
except Exception:
projects = []
exceptions.handle(self.request,
_('Unable to retrieve project list.'))
for instance in data:
project = filter(lambda t: t.id == instance.tenant_id, projects)
# If we could not get the project name, show the tenant_id with
# a 'Deleted' identifier instead.
if project:
instance.project_name = getattr(project[0], "name", None)
else:
deleted = _("Deleted")
instance.project_name = translation.string_concat(
instance.tenant_id, " (", deleted, ")")
return data