# 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.template import defaultfilters as filters
from django.utils.translation import ugettext_lazy as _
from horizon import tables
from openstack_dashboard import api
from openstack_dashboard.dashboards.admin.aggregates import constants
[docs]class DeleteAggregateAction(tables.DeleteAction):
data_type_singular = _("Host Aggregate")
data_type_plural = _("Host Aggregates")
[docs] def delete(self, request, obj_id):
api.nova.aggregate_delete(request, obj_id)
[docs]class CreateAggregateAction(tables.LinkAction):
name = "create"
verbose_name = _("Create Host Aggregate")
url = constants.AGGREGATES_CREATE_URL
classes = ("ajax-modal", "btn-create")
[docs]class ManageHostsAction(tables.LinkAction):
name = "manage"
verbose_name = _("Manage Hosts")
url = constants.AGGREGATES_MANAGE_HOSTS_URL
classes = ("ajax-modal", "btn-create")
[docs]class UpdateAggregateAction(tables.LinkAction):
name = "update"
verbose_name = _("Edit Host Aggregate")
url = constants.AGGREGATES_UPDATE_URL
classes = ("ajax-modal", "btn-edit")
[docs]class AggregateFilterAction(tables.FilterAction):
[docs] def filter(self, table, aggregates, filter_string):
q = filter_string.lower()
def comp(aggregate):
return q in aggregate.name.lower()
return filter(comp, aggregates)
[docs]class AvailabilityZoneFilterAction(tables.FilterAction):
[docs] def filter(self, table, availability_zones, filter_string):
q = filter_string.lower()
def comp(availabilityZone):
return q in availabilityZone.name.lower()
return filter(comp, availability_zones)
[docs]def get_aggregate_hosts(aggregate):
return [host for host in aggregate.hosts]
[docs]def get_available(zone):
return zone.zoneState['available']
[docs]def get_zone_hosts(zone):
hosts = zone.hosts
host_details = []
if hosts is None:
return []
for name, services in hosts.items():
up = all(s['active'] and s['available'] for s in services.values())
up = _("Services Up") if up else _("Services Down")
host_details.append("%(host)s (%(up)s)" % {'host': name, 'up': up})
return host_details
[docs]class HostAggregatesTable(tables.DataTable):
name = tables.Column('name', verbose_name=_('Name'))
availability_zone = tables.Column('availability_zone',
verbose_name=_('Availability Zone'))
hosts = tables.Column(get_aggregate_hosts,
verbose_name=_("Hosts"),
wrap_list=True,
filters=(filters.unordered_list,))
metadata = tables.Column(get_metadata,
verbose_name=_("Metadata"),
wrap_list=True,
filters=(filters.unordered_list,))
[docs]class AvailabilityZonesTable(tables.DataTable):
name = tables.Column('zoneName',
verbose_name=_('Availability Zone Name'))
hosts = tables.Column(get_zone_hosts,
verbose_name=_('Hosts'),
wrap_list=True,
filters=(filters.unordered_list,))
available = tables.Column(get_available,
verbose_name=_('Available'),
status=True,
filters=(filters.yesno, filters.capfirst))
[docs] def get_object_id(self, zone):
return zone.zoneName