horizon/openstack_dashboard/dashboards/admin/volumes/views.py
Akihiro Motoki cd7c1b5110 Address RemovedInDjango40Warning (2)
django.utils.translation.ugettext(), ugettext_lazy(), ugettext_noop(),
ungettext(), and ungettext_lazy() are deprecated in favor of the
functions that they’re aliases for: django.utils.translation.gettext(),
gettext_lazy(), gettext_noop(), ngettext(), and ngettext_lazy().

https://docs.djangoproject.com/en/4.0/releases/3.0/#id3

Change-Id: I77878f84e9d10cf6a136dada81eabf4e18676250
2022-02-04 16:22:07 +09:00

294 lines
11 KiB
Python

# Copyright 2012 Nebula, Inc.
#
# 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.
"""
Admin views for managing volumes and snapshots.
"""
from django.urls import reverse
from django.urls import reverse_lazy
from django.utils.translation import gettext_lazy as _
from horizon import exceptions
from horizon import forms
from horizon import tables
from horizon.utils import memoized
from openstack_dashboard.api import cinder
from openstack_dashboard.api import keystone
from openstack_dashboard.dashboards.admin.volumes \
import forms as volumes_forms
from openstack_dashboard.dashboards.admin.volumes \
import tables as volumes_tables
from openstack_dashboard.dashboards.admin.volumes \
import tabs as volumes_tabs
from openstack_dashboard.dashboards.project.volumes \
import views as volumes_views
from openstack_dashboard.utils import futurist_utils
from openstack_dashboard.utils import settings as setting_utils
class VolumesView(tables.PagedTableMixin, volumes_views.VolumeTableMixIn,
tables.DataTableView):
table_class = volumes_tables.VolumesTable
page_title = _("Volumes")
FILTERS_MAPPING = {'bootable': {_('yes'): 'true', _('no'): 'false'},
'encrypted': {_('yes'): True, _('no'): False}}
def get_data(self):
default_filters = {'all_tenants': True}
filters = self.get_filters(default_filters.copy())
volumes = []
self.table.needs_filter_first = False
if (setting_utils.get_dict_config('FILTER_DATA_FIRST',
'admin.volumes') and
len(filters) == len(default_filters)):
self.table.needs_filter_first = True
return volumes
volumes = []
attached_instance_ids = []
tenants = []
tenant_dict = {}
instances = []
volume_ids_with_snapshots = []
def _task_get_tenants():
# Gather our tenants to correlate against IDs
try:
tmp_tenants, __ = keystone.tenant_list(self.request)
tenants.extend(tmp_tenants)
tenant_dict.update([(t.id, t) for t in tenants])
except Exception:
msg = _('Unable to retrieve volume project information.')
exceptions.handle(self.request, msg)
def _task_get_instances():
# As long as Nova API does not allow passing attached_instance_ids
# to nova.server_list, this call can be forged to pass anything
# != None
instances.extend(self._get_instances(
search_opts={'all_tenants': True}))
# In volumes tab we don't need to know about the assignment
# instance-image, therefore fixing it to an empty value
for instance in instances:
if hasattr(instance, 'image'):
if isinstance(instance.image, dict):
instance.image['name'] = "-"
def _task_get_volumes_snapshots():
volume_ids_with_snapshots.extend(
self._get_volumes_ids_with_snapshots(
search_opts={'all_tenants': True}
))
def _task_get_volumes():
volumes.extend(self._get_volumes(search_opts=filters))
# update group name for volumes
self._get_groups(volumes, search_opts={'all_tenants': True})
attached_instance_ids.extend(
self._get_attached_instance_ids(volumes))
if 'project' in filters:
futurist_utils.call_functions_parallel(
_task_get_tenants,
_task_get_instances,
_task_get_volumes_snapshots
)
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)
attached_instance_ids = self._get_attached_instance_ids(volumes)
self._get_groups(volumes)
else:
futurist_utils.call_functions_parallel(
_task_get_volumes,
_task_get_tenants,
_task_get_instances,
_task_get_volumes_snapshots
)
self._set_volume_attributes(
volumes, instances, volume_ids_with_snapshots)
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().get_filters(filters, self.FILTERS_MAPPING)
return filters
class DetailView(volumes_views.DetailView):
tab_group_class = volumes_tabs.VolumeDetailTabs
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
table = volumes_tables.VolumesTable(self.request)
context["actions"] = table.render_row_actions(context["volume"])
return context
def get_search_opts(self, volume):
search_opts = super().get_search_opts(volume)
search_opts['all_tenants'] = True
return search_opts
def get_redirect_url(self):
return reverse('horizon:admin:volumes:index')
class ManageVolumeView(forms.ModalFormView):
form_class = volumes_forms.ManageVolume
template_name = 'admin/volumes/manage_volume.html'
form_id = "manage_volume_modal"
submit_label = _("Manage")
success_url = reverse_lazy('horizon:admin:volumes:index')
submit_url = reverse_lazy('horizon:admin:volumes:manage')
cancel_url = reverse_lazy("horizon:admin:volumes:index")
page_title = _("Manage Volume")
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
return context
class UnmanageVolumeView(forms.ModalFormView):
form_class = volumes_forms.UnmanageVolume
template_name = 'admin/volumes/unmanage_volume.html'
form_id = "unmanage_volume_modal"
submit_label = _("Unmanage")
success_url = reverse_lazy('horizon:admin:volumes:index')
submit_url = 'horizon:admin:volumes:unmanage'
cancel_url = reverse_lazy("horizon:admin:volumes:index")
page_title = _("Unmanage Volume")
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
args = (self.kwargs['volume_id'],)
context['submit_url'] = reverse(self.submit_url, args=args)
return context
@memoized.memoized_method
def get_data(self):
try:
volume_id = self.kwargs['volume_id']
volume = cinder.volume_get(self.request, volume_id)
except Exception:
exceptions.handle(self.request,
_('Unable to retrieve volume details.'),
redirect=self.success_url)
return volume
def get_initial(self):
volume = self.get_data()
return {'volume_id': self.kwargs["volume_id"],
'name': volume.name,
'host': getattr(volume, "os-vol-host-attr:host")}
class MigrateVolumeView(forms.ModalFormView):
form_class = volumes_forms.MigrateVolume
template_name = 'admin/volumes/migrate_volume.html'
form_id = "migrate_volume_modal"
submit_label = _("Migrate")
success_url = reverse_lazy('horizon:admin:volumes:index')
submit_url = 'horizon:admin:volumes:migrate'
cancel_url = reverse_lazy("horizon:admin:volumes:index")
page_title = _("Migrate Volume")
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
args = (self.kwargs['volume_id'],)
context['submit_url'] = reverse(self.submit_url, args=args)
return context
@memoized.memoized_method
def get_data(self):
try:
volume_id = self.kwargs['volume_id']
volume = cinder.volume_get(self.request, volume_id)
except Exception:
exceptions.handle(self.request,
_('Unable to retrieve volume details.'),
redirect=self.success_url)
return volume
@memoized.memoized_method
def get_hosts(self):
try:
return cinder.pool_list(self.request)
except Exception:
exceptions.handle(self.request,
_('Unable to retrieve pools information.'),
redirect=self.success_url)
def get_initial(self):
volume = self.get_data()
return {'volume_id': self.kwargs["volume_id"],
'name': volume.name,
'current_host': getattr(volume, "os-vol-host-attr:host"),
'hosts': self.get_hosts()}
class UpdateStatusView(forms.ModalFormView):
form_class = volumes_forms.UpdateStatus
modal_id = "update_volume_status_modal"
template_name = 'admin/volumes/update_status.html'
submit_label = _("Update Status")
submit_url = "horizon:admin:volumes:update_status"
success_url = reverse_lazy('horizon:admin:volumes:index')
page_title = _("Update Volume Status")
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context["volume_id"] = self.kwargs['volume_id']
args = (self.kwargs['volume_id'],)
context['submit_url'] = reverse(self.submit_url, args=args)
return context
@memoized.memoized_method
def get_data(self):
try:
volume_id = self.kwargs['volume_id']
volume = cinder.volume_get(self.request, volume_id)
except Exception:
exceptions.handle(self.request,
_('Unable to retrieve volume details.'),
redirect=self.success_url)
return volume
def get_initial(self):
volume = self.get_data()
return {'volume_id': self.kwargs["volume_id"],
'status': volume.status}