199 lines
7.3 KiB
Python
199 lines
7.3 KiB
Python
# -*- coding: utf8 -*-
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import collections
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import operator
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from django.core.urlresolvers import reverse
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import django.utils.text
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from django.utils.translation import ugettext_lazy as _
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from openstack_dashboard.api import base as api_base
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from tuskar_ui import api
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from tuskar_ui.infrastructure.flavors import utils
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from tuskar_ui.infrastructure.overview import views
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from tuskar_ui.utils import metering
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from tuskar_boxes.overview import forms
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MATCHING_DEPLOYMENT_MODE = utils.matching_deployment_mode()
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NODE_STATE_ICON = {
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api.node.DISCOVERING_STATE: 'fa-search',
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api.node.DISCOVERED_STATE: 'fa-search-plus',
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api.node.DISCOVERY_FAILED_STATE: 'fa-search-minus',
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api.node.MAINTENANCE_STATE: 'fa-exclamation-triangle',
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api.node.FREE_STATE: 'fa-minus',
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api.node.PROVISIONING_STATE: 'fa-spinner fa-spin',
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api.node.PROVISIONED_STATE: 'fa-check',
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api.node.DELETING_STATE: 'fa-spinner fa-spin',
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api.node.PROVISIONING_FAILED_STATE: 'fa-exclamation-circle',
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None: 'fa-question',
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}
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def flavor_nodes(request, flavor, exact_match=True):
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"""Lists all nodes that match the given flavor.
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If exact_match is True, only nodes that match exactly will be listed.
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Otherwise, all nodes that have at least the required resources will
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be listed.
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"""
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if exact_match:
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matches = operator.eq
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else:
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matches = operator.ge
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for node in api.node.Node.list(request, maintenance=False):
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if all(matches(*pair) for pair in (
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(int(node.cpus or 0), int(flavor.vcpus or 0)),
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(int(node.memory_mb or 0), int(flavor.ram or 0)),
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(int(node.local_gb or 0), int(flavor.disk or 0)),
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(node.cpu_arch, flavor.cpu_arch),
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)):
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yield node
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def node_role(request, node):
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try:
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resource = api.heat.Resource.get_by_node(request, node)
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except LookupError:
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return None
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return resource.role
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def _node_data(request, nodes):
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for node in nodes:
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role = node_role(request, node)
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yield {
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'uuid': node.uuid,
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'role_name': role.name if role else '',
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'role_slug': django.utils.text.slugify(role.name) if role else '',
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'node_title': unicode(_("{0} node").format(role.name.title())
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if role else _("Free node")),
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'state': node.state,
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'state_slug': django.utils.text.slugify(unicode(node.state)),
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'state_icon': NODE_STATE_ICON.get(node.state,
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NODE_STATE_ICON[None]),
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'cpu_arch': node.cpu_arch,
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'cpus': node.cpus,
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'memory_mb': node.memory_mb,
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'local_gb': node.local_gb,
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}
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def _flavor_data(request, flavors, flavor_roles):
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for flavor in flavors:
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nodes = list(_node_data(request,
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flavor_nodes(request, flavor,
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MATCHING_DEPLOYMENT_MODE)))
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roles = flavor_roles.get(flavor.name, [])
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if nodes or roles:
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# Don't list empty flavors
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yield {
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'name': flavor.name,
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'vcpus': flavor.vcpus,
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'ram': flavor.ram,
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'disk': flavor.disk,
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'cpu_arch': flavor.cpu_arch,
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'nodes': nodes,
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'roles': roles,
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}
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class IndexView(views.IndexView):
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template_name = "tuskar_boxes/overview/index.html"
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form_class = forms.EditPlan
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def get_data(self, request, context, *args, **kwargs):
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data = super(IndexView, self).get_data(request, context,
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*args, **kwargs)
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nodes = list(_node_data(
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request, api.node.Node.list(request, maintenance=False),
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))
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nodes.sort(key=lambda node: node.get('role_name'))
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nodes.reverse()
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data['nodes'] = nodes
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if not data['stack']:
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flavors = api.flavor.Flavor.list(self.request)
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if not MATCHING_DEPLOYMENT_MODE:
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# In the POC mode, only one flavor is allowed.
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flavors = flavors[:1]
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flavors.sort(key=lambda np: (np.vcpus, np.ram, np.disk))
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roles = data['roles']
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free_roles = []
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flavor_roles = {}
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for role in roles:
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if 'form' in data:
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role['flavor_field'] = data['form'][role['id'] + '-flavor']
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flavor = role['role'].flavor(data['plan'])
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if flavor and flavor.name in [f.name for f in flavors]:
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role['flavor_name'] = flavor.name
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flavor_roles.setdefault(flavor.name, []).append(role)
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else:
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role['flavor_name'] = ''
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field = role.get('flavor_field')
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if field:
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field.initial = 0
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free_roles.append(role)
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data['free_roles'] = free_roles
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flavor_data = list(
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_flavor_data(self.request, flavors, flavor_roles))
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data['flavors'] = flavor_data
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data['no_flavor_nodes'] = [
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node for node in nodes
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if not any(node in d['nodes'] for d in flavor_data)
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]
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else:
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distribution = collections.Counter()
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for node in nodes:
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distribution[node['role_name']] += 1
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for role in data['roles']:
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role['distribution'] = int(float(distribution[role['name']]) /
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len(nodes) * 100)
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if api_base.is_service_enabled(request, 'metering'):
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for role in data['roles']:
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role['graph_url'] = (
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reverse('horizon:infrastructure:roles:performance',
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args=[role['id']]) + '?' +
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metering.url_part('hardware.cpu.load.1min', False) +
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'&date_options=0.041666'
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)
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return data
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def get_progress_update(self, request, data):
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out = super(IndexView, self).get_progress_update(request, data)
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out['nodes'] = data.get('nodes', [])
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return out
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def get_context_data(self, **kwargs):
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context = super(IndexView, self).get_context_data(**kwargs)
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context['header_actions'] = [{
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'name': _('Edit Global Configuration'),
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'show_name': True,
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'url': reverse('horizon:infrastructure:overview:config'),
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'icon': 'fa-pencil',
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'ajax_modal': True,
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}, {
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'name': _('Register Nodes'),
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'show_name': True,
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'url': reverse('horizon:infrastructure:nodes:register'),
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'icon': 'fa-plus',
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'ajax_modal': True,
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}]
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return context
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