horizon/openstack_dashboard/dashboards/admin/volumes/tabs.py

164 lines
6.2 KiB
Python

# 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 collections import OrderedDict
from django.conf import settings
from django.utils.translation import ugettext_lazy as _
from horizon import exceptions
from horizon import tables
from horizon import tabs
from openstack_dashboard import policy
from openstack_dashboard.api import cinder
from openstack_dashboard.api import keystone
from openstack_dashboard.dashboards.admin.volumes.volume_types \
import tables as volume_types_tables
from openstack_dashboard.dashboards.admin.volumes.volumes \
import tables as volumes_tables
from openstack_dashboard.dashboards.project.volumes \
import views as volumes_views
class VolumeTab(tables.PagedTableMixin, tabs.TableTab,
volumes_views.VolumeTableMixIn, tables.DataTableView):
table_classes = (volumes_tables.VolumesTable,)
name = _("Volumes")
slug = "volumes_tab"
template_name = "admin/volumes/volumes/volumes_tables.html"
preload = False
FILTERS_MAPPING = {'bootable': {_('yes'): 'true', _('no'): 'false'},
'encrypted': {_('yes'): True, _('no'): False}}
def get_volumes_data(self):
default_filters = {'all_tenants': True}
filters = self.get_filters(default_filters.copy())
filter_first = getattr(settings, 'FILTER_DATA_FIRST', {})
volumes = []
self.table.needs_filter_first = False
if filter_first.get('admin.volumes', False) and \
len(filters) == len(default_filters):
self.table.needs_filter_first = True
return volumes
if 'project' in filters:
# Keystone returns a tuple ([],false) where the first element is
# tenant list that's why the 0 is hardcoded below
tenants = keystone.tenant_list(self.request)[0]
tenant_ids = [t.id for t in tenants
if t.name == filters['project']]
if not tenant_ids:
return []
del filters['project']
for id in tenant_ids:
filters['project_id'] = id
volumes += self._get_volumes(search_opts=filters)
else:
volumes = self._get_volumes(search_opts=filters)
attached_instance_ids = self._get_attached_instance_ids(volumes)
instances = self._get_instances(search_opts={'all_tenants': True},
instance_ids=attached_instance_ids)
volume_ids_with_snapshots = self._get_volumes_ids_with_snapshots(
search_opts={'all_tenants': True})
self._set_volume_attributes(
volumes, instances, volume_ids_with_snapshots)
# Gather our tenants to correlate against IDs
try:
tenants, has_more = keystone.tenant_list(self.request)
except Exception:
tenants = []
msg = _('Unable to retrieve volume project information.')
exceptions.handle(self.request, msg)
tenant_dict = OrderedDict([(t.id, t) for t in tenants])
for volume in volumes:
tenant_id = getattr(volume, "os-vol-tenant-attr:tenant_id", None)
tenant = tenant_dict.get(tenant_id, None)
volume.tenant_name = getattr(tenant, "name", None)
return volumes
def get_filters(self, filters):
self.table = self._tables['volumes']
self.handle_server_filter(self.request, table=self.table)
self.update_server_filter_action(self.request, table=self.table)
filters = super(VolumeTab, self).get_filters(filters,
self.FILTERS_MAPPING)
return filters
class VolumeTypesTab(tabs.TableTab, volumes_views.VolumeTableMixIn):
table_classes = (volume_types_tables.VolumeTypesTable,
volume_types_tables.QosSpecsTable)
name = _("Volume Types")
slug = "volume_types_tab"
template_name = "admin/volumes/volume_types/volume_types_tables.html"
preload = False
def get_volume_types_data(self):
try:
volume_types = \
cinder.volume_type_list_with_qos_associations(self.request)
except Exception:
volume_types = []
exceptions.handle(self.request,
_("Unable to retrieve volume types"))
encryption_allowed = policy.check(
(("volume", "volume_extension:volume_type_encryption"),),
self.request)
if encryption_allowed:
# Gather volume type encryption information
try:
vol_type_enc_list = cinder.volume_encryption_type_list(
self.request)
except Exception:
vol_type_enc_list = []
msg = _(
'Unable to retrieve volume type encryption information.')
exceptions.handle(self.request, msg)
vol_type_enc_dict = OrderedDict([(e.volume_type_id, e) for e in
vol_type_enc_list])
for volume_type in volume_types:
vol_type_enc = vol_type_enc_dict.get(volume_type.id, None)
if vol_type_enc is not None:
volume_type.encryption = vol_type_enc
volume_type.encryption.name = volume_type.name
else:
volume_type.encryption = None
return volume_types
def get_qos_specs_data(self):
try:
qos_specs = cinder.qos_spec_list(self.request)
except Exception:
qos_specs = []
exceptions.handle(self.request,
_("Unable to retrieve QoS specs"))
return qos_specs
class VolumesGroupTabs(tabs.TabGroup):
slug = "volumes_group_tabs"
tabs = (VolumeTab, VolumeTypesTab)
sticky = True