203 lines
7.6 KiB
Python
203 lines
7.6 KiB
Python
# Copyright 2012 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# All Rights Reserved.
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#
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# Copyright 2012 OpenStack Foundation
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# Copyright 2012 Nebula, Inc.
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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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from collections import OrderedDict
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from django.core.urlresolvers import reverse
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from django.core.urlresolvers import reverse_lazy
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from django.utils.translation import ugettext_lazy as _
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from horizon import exceptions
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from horizon import forms
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from horizon import tables
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from horizon.utils import memoized
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from openstack_dashboard import api
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from openstack_dashboard.dashboards.admin.instances \
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import forms as project_forms
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from openstack_dashboard.dashboards.admin.instances \
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import tables as project_tables
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from openstack_dashboard.dashboards.project.instances import views
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from openstack_dashboard.dashboards.project.instances.workflows \
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import update_instance
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# re-use console from project.instances.views to make reflection work
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def console(args, **kvargs):
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return views.console(args, **kvargs)
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# re-use vnc from project.instances.views to make reflection work
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def vnc(args, **kvargs):
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return views.vnc(args, **kvargs)
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# re-use spice from project.instances.views to make reflection work
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def spice(args, **kvargs):
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return views.spice(args, **kvargs)
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# re-use rdp from project.instances.views to make reflection work
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def rdp(args, **kvargs):
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return views.rdp(args, **kvargs)
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class AdminUpdateView(views.UpdateView):
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workflow_class = update_instance.AdminUpdateInstance
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success_url = reverse_lazy("horizon:admin:instances:index")
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class AdminIndexView(tables.DataTableView):
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table_class = project_tables.AdminInstancesTable
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template_name = 'admin/instances/index.html'
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page_title = _("Instances")
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def has_more_data(self, table):
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return self._more
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def get_data(self):
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instances = []
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marker = self.request.GET.get(
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project_tables.AdminInstancesTable._meta.pagination_param, None)
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search_opts = self.get_filters({'marker': marker, 'paginate': True})
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# Gather our tenants to correlate against IDs
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try:
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tenants, has_more = api.keystone.tenant_list(self.request)
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except Exception:
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tenants = []
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msg = _('Unable to retrieve instance project information.')
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exceptions.handle(self.request, msg)
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if 'project' in search_opts:
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ten_filter_ids = [t.id for t in tenants
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if t.name == search_opts['project']]
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del search_opts['project']
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if len(ten_filter_ids) > 0:
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search_opts['tenant_id'] = ten_filter_ids[0]
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else:
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self._more = False
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return []
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try:
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instances, self._more = api.nova.server_list(
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self.request,
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search_opts=search_opts,
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all_tenants=True)
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except Exception:
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self._more = False
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exceptions.handle(self.request,
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_('Unable to retrieve instance list.'))
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if instances:
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try:
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api.network.servers_update_addresses(self.request, instances,
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all_tenants=True)
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except Exception:
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exceptions.handle(
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self.request,
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message=_('Unable to retrieve IP addresses from Neutron.'),
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ignore=True)
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# Gather our flavors to correlate against IDs
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try:
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flavors = api.nova.flavor_list(self.request)
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except Exception:
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# If fails to retrieve flavor list, creates an empty list.
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flavors = []
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full_flavors = OrderedDict([(f.id, f) for f in flavors])
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tenant_dict = OrderedDict([(t.id, t) for t in tenants])
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# Loop through instances to get flavor and tenant info.
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for inst in instances:
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flavor_id = inst.flavor["id"]
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try:
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if flavor_id in full_flavors:
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inst.full_flavor = full_flavors[flavor_id]
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else:
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# If the flavor_id is not in full_flavors list,
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# gets it via nova api.
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inst.full_flavor = api.nova.flavor_get(
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self.request, flavor_id)
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except Exception:
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msg = _('Unable to retrieve instance size information.')
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exceptions.handle(self.request, msg)
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tenant = tenant_dict.get(inst.tenant_id, None)
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inst.tenant_name = getattr(tenant, "name", None)
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return instances
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def get_filters(self, filters):
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filter_field = self.table.get_filter_field()
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filter_action = self.table._meta._filter_action
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if filter_action.is_api_filter(filter_field):
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filter_string = self.table.get_filter_string()
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if filter_field and filter_string:
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filters[filter_field] = filter_string
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return filters
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class LiveMigrateView(forms.ModalFormView):
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form_class = project_forms.LiveMigrateForm
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template_name = 'admin/instances/live_migrate.html'
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context_object_name = 'instance'
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success_url = reverse_lazy("horizon:admin:instances:index")
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page_title = _("Live Migrate")
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success_label = page_title
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def get_context_data(self, **kwargs):
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context = super(LiveMigrateView, self).get_context_data(**kwargs)
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context["instance_id"] = self.kwargs['instance_id']
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return context
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@memoized.memoized_method
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def get_hosts(self, *args, **kwargs):
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try:
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return api.nova.host_list(self.request)
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except Exception:
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redirect = reverse("horizon:admin:instances:index")
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msg = _('Unable to retrieve host information.')
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exceptions.handle(self.request, msg, redirect=redirect)
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@memoized.memoized_method
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def get_object(self, *args, **kwargs):
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instance_id = self.kwargs['instance_id']
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try:
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return api.nova.server_get(self.request, instance_id)
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except Exception:
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redirect = reverse("horizon:admin:instances:index")
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msg = _('Unable to retrieve instance details.')
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exceptions.handle(self.request, msg, redirect=redirect)
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def get_initial(self):
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initial = super(LiveMigrateView, self).get_initial()
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_object = self.get_object()
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if _object:
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current_host = getattr(_object, 'OS-EXT-SRV-ATTR:host', '')
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initial.update({'instance_id': self.kwargs['instance_id'],
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'current_host': current_host,
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'hosts': self.get_hosts()})
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return initial
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class DetailView(views.DetailView):
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redirect_url = 'horizon:admin:instances:index'
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image_url = 'horizon:admin:images:detail'
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volume_url = 'horizon:admin:volumes:volumes:detail'
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def _get_actions(self, instance):
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table = project_tables.AdminInstancesTable(self.request)
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return table.render_row_actions(instance)
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