2014-07-10 17:04:26 -04:00

178 lines
6.4 KiB
Python

# -*- coding: utf8 -*-
#
# 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 json
from django.core.urlresolvers import reverse_lazy
from django import http
from django.utils.translation import ugettext_lazy as _
from django.views.generic import base
from horizon import forms as horizon_forms
from horizon import tabs as horizon_tabs
from horizon import views as horizon_views
from openstack_dashboard.api import base as api_base
from openstack_dashboard.dashboards.admin.metering import views as metering
from tuskar_ui import api
from tuskar_ui.infrastructure.nodes import forms
from tuskar_ui.infrastructure.nodes import tabs
class IndexView(horizon_tabs.TabbedTableView):
tab_group_class = tabs.NodeTabs
template_name = 'infrastructure/nodes/index.html'
def get_free_nodes_count(self):
free_nodes_count = len(api.node.Node.list(
self.request, associated=False))
return free_nodes_count
def get_deployed_nodes_count(self):
deployed_nodes_count = len(api.node.Node.list(self.request,
associated=True))
return deployed_nodes_count
def get_context_data(self, **kwargs):
context = super(IndexView, self).get_context_data(**kwargs)
context['free_nodes_count'] = self.get_free_nodes_count()
context['deployed_nodes_count'] = self.get_deployed_nodes_count()
context['nodes_count'] = (context['free_nodes_count'] +
context['deployed_nodes_count'])
return context
class RegisterView(horizon_forms.ModalFormView):
form_class = forms.NodeFormset
form_prefix = 'register_nodes'
template_name = 'infrastructure/nodes/register.html'
success_url = reverse_lazy(
'horizon:infrastructure:nodes:index')
def get_data(self):
return []
def get_form(self, form_class):
return form_class(self.request.POST or None,
initial=self.get_data(),
prefix=self.form_prefix)
class DetailView(horizon_views.APIView):
template_name = 'infrastructure/nodes/details.html'
def get_data(self, request, context, *args, **kwargs):
node_uuid = kwargs.get('node_uuid')
redirect = reverse_lazy('horizon:infrastructure:nodes:index')
node = api.node.Node.get(request, node_uuid, _error_redirect=redirect)
context['node'] = node
if api_base.is_service_enabled(request, 'metering'):
context['meters'] = (
('cpu', _('CPU')),
('disk', _('Disk')),
('network', _('Network Bandwidth (In)')),
('energy', _('Energy')),
('memory', _('Memory')),
('swap', _('Swap')),
('network-out', _('Network Bandwidth (Out)')),
('power', _('Power')),
)
return context
class PerformanceView(base.TemplateView):
def get(self, request, *args, **kwargs):
meter = request.GET.get('meter')
date_options = request.GET.get('date_options')
date_from = request.GET.get('date_from')
date_to = request.GET.get('date_to')
stats_attr = request.GET.get('stats_attr', 'avg')
group_by = request.GET.get('group_by')
meter_name = meter.replace(".", "_")
resource_name = 'id' if group_by == "project" else 'resource_id'
node_uuid = kwargs.get('node_uuid')
additional_query = [{'field': 'resource_id',
'op': 'eq',
'value': node_uuid}]
resources, unit = metering.query_data(
request=request,
date_from=date_from,
date_to=date_to,
date_options=date_options,
group_by=group_by,
meter=meter,
additional_query=additional_query)
series = metering.SamplesView._series_for_meter(resources,
resource_name,
meter_name,
stats_attr,
unit)
average = used = 0
tooltip_average = ''
if series:
values = [point['y'] for point in series[0]['data']]
average = sum(values) / len(values)
used = values[-1]
first_date = series[0]['data'][0]['x']
last_date = series[0]['data'][-1]['x']
tooltip_average = _(
'Average %(average)s %(unit)s<br> From: %(first_date)s, to: '
'%(last_date)s'
) % (dict(average=average, unit=unit, first_date=first_date,
last_date=last_date)
)
ret = {
'series': series,
'settings': {
'renderer': 'StaticAxes',
'yMin': 0,
'yMax': 100,
'higlight_last_point': True,
'auto_size': False,
'auto_resize': False,
'axes_x': False,
'axes_y': False,
'bar_chart_settings': {
'orientation': 'vertical',
'used_label_placement': 'left',
'width': 30,
'color_scale_domain': [0, 80, 80, 100],
'color_scale_range': [
'#0000FF',
'#0000FF',
'#FF0000',
'#FF0000'
],
'average_color_scale_domain': [0, 100],
'average_color_scale_range': ['#0000FF', '#0000FF']
}
},
'stats': {
'average': average,
'used': used,
'tooltip_average': tooltip_average,
}
}
return http.HttpResponse(json.dumps(ret), mimetype='application/json')