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# 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.
import logging
from django.urls import reverse
from django.urls import reverse_lazy
from django.utils.translation import ugettext_lazy as _
from horizon import exceptions
from horizon import forms
from horizon import tables
from horizon import tabs
from horizon.utils import memoized
from openstack_dashboard import api
from openstack_dashboard.dashboards.project.backups \
import forms as backup_forms
from openstack_dashboard.dashboards.project.backups \
import tables as backup_tables
from openstack_dashboard.dashboards.project.backups \
import tabs as backup_tabs
from openstack_dashboard.dashboards.project.volumes \
import views as volume_views
LOG = logging.getLogger(__name__)
class BackupsView(tables.PagedTableWithPageMenu, tables.DataTableView,
volume_views.VolumeTableMixIn):
table_class = backup_tables.BackupsTable
page_title = _("Volume Backups")
def allowed(self, request):
return api.cinder.volume_backup_supported(self.request)
def get_data(self):
try:
self._current_page = self._get_page_number()
(backups, self._page_size, self._total_of_entries,
self._number_of_pages) = \
api.cinder.volume_backup_list_paged_with_page_menu(
self.request, page_number=self._current_page)
volumes = api.cinder.volume_list(self.request)
volumes = dict((v.id, v) for v in volumes)
snapshots = api.cinder.volume_snapshot_list(self.request)
snapshots = dict((s.id, s) for s in snapshots)
for backup in backups:
backup.volume = volumes.get(backup.volume_id)
backup.snapshot = snapshots.get(backup.snapshot_id)
except Exception as e:
LOG.exception(e)
backups = []
exceptions.handle(self.request, _("Unable to retrieve "
"volume backups."))
return backups
class CreateBackupView(forms.ModalFormView):
form_class = backup_forms.CreateBackupForm
template_name = 'project/backups/create_backup.html'
submit_label = _("Create Volume Backup")
submit_url = "horizon:project:volumes:create_backup"
success_url = reverse_lazy("horizon:project:backups:index")
page_title = _("Create Volume Backup")
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
def get_initial(self):
if self.kwargs.get('snapshot_id'):
return {"volume_id": self.kwargs["volume_id"],
"snapshot_id": self.kwargs["snapshot_id"]}
return {"volume_id": self.kwargs["volume_id"]}
class BackupDetailView(tabs.TabView):
tab_group_class = backup_tabs.BackupDetailTabs
template_name = 'horizon/common/_detail.html'
page_title = "{{ backup.name|default:backup.id }}"
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
backup = self.get_data()
table = backup_tables.BackupsTable(self.request)
context["backup"] = backup
context["url"] = self.get_redirect_url()
context["actions"] = table.render_row_actions(backup)
return context
@memoized.memoized_method
def get_data(self):
try:
backup_id = self.kwargs['backup_id']
backup = api.cinder.volume_backup_get(self.request,
backup_id)
except Exception:
exceptions.handle(self.request,
_('Unable to retrieve backup details.'),
redirect=self.get_redirect_url())
return backup
def get_tabs(self, request, *args, **kwargs):
backup = self.get_data()
return self.tab_group_class(request, backup=backup, **kwargs)
@staticmethod
def get_redirect_url():
return reverse('horizon:project:backups:index')
class RestoreBackupView(forms.ModalFormView):
form_class = backup_forms.RestoreBackupForm
template_name = 'project/backups/restore_backup.html'
submit_label = _("Restore Backup to Volume")
submit_url = "horizon:project:backups:restore"
success_url = reverse_lazy('horizon:project:volumes:index')
page_title = _("Restore Volume Backup")
def get_context_data(self, **kwargs):
context = super().get_context_data(**kwargs)
context['backup_id'] = self.kwargs['backup_id']
args = (self.kwargs['backup_id'],)
context['submit_url'] = reverse(self.submit_url, args=args)
return context
def get_initial(self):
backup_id = self.kwargs['backup_id']
backup_name = self.request.GET.get('backup_name')
volume_id = self.request.GET.get('volume_id')
return {
'backup_id': backup_id,
'backup_name': backup_name,
'volume_id': volume_id,
}
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