142 lines
4.9 KiB
Python
142 lines
4.9 KiB
Python
# 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 django.core.urlresolvers import reverse
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from django.template.defaultfilters import title # noqa
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from django.utils import html
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from django.utils import http
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from django.utils import safestring
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from django.utils.translation import pgettext_lazy
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from django.utils.translation import ugettext_lazy as _
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from horizon import tables
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from openstack_dashboard import api
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from openstack_dashboard.api import cinder
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DELETABLE_STATES = ("available", "error",)
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class BackupVolumeNameColumn(tables.Column):
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def get_raw_data(self, backup):
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volume = backup.volume
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if volume:
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volume_name = volume.name
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volume_name = html.escape(volume_name)
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else:
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volume_name = _("Unknown")
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return safestring.mark_safe(volume_name)
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def get_link_url(self, backup):
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volume = backup.volume
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if volume:
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volume_id = volume.id
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return reverse(self.link, args=(volume_id,))
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class DeleteBackup(tables.DeleteAction):
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data_type_singular = _("Volume Backup")
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data_type_plural = _("Volume Backups")
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action_past = _("Scheduled deletion of %(data_type)s")
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policy_rules = (("volume", "backup:delete"),)
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def delete(self, request, obj_id):
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api.cinder.volume_backup_delete(request, obj_id)
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def allowed(self, request, volume=None):
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if volume:
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return volume.status in DELETABLE_STATES
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return True
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class RestoreBackup(tables.LinkAction):
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name = "restore"
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verbose_name = _("Restore Backup")
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classes = ("ajax-modal",)
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policy_rules = (("volume", "backup:restore"),)
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def allowed(self, request, volume=None):
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return volume.status == "available"
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def get_link_url(self, datum):
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backup_id = datum.id
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backup_name = datum.name
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volume_id = getattr(datum, 'volume_id', None)
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url = reverse("horizon:project:volumes:backups:restore",
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args=(backup_id,))
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url += '?%s' % http.urlencode({'backup_name': backup_name,
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'volume_id': volume_id})
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return url
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class UpdateRow(tables.Row):
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ajax = True
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def get_data(self, request, backup_id):
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backup = cinder.volume_backup_get(request, backup_id)
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try:
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backup.volume = cinder.volume_get(request,
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backup.volume_id)
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except Exception:
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pass
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return backup
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def get_size(backup):
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return _("%sGB") % backup.size
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class BackupsTable(tables.DataTable):
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STATUS_CHOICES = (
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("available", True),
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("creating", None),
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("restoring", None),
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("error", False),
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)
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STATUS_DISPLAY_CHOICES = (
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("available", pgettext_lazy("Current status of a Volume Backup",
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u"Available")),
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("error", pgettext_lazy("Current status of a Volume Backup",
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u"Error")),
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("creating", pgettext_lazy("Current status of a Volume Backup",
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u"Creating")),
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("restoring", pgettext_lazy("Current status of a Volume Backup",
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u"Restoring")),
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)
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name = tables.Column("name",
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verbose_name=_("Name"),
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link="horizon:project:volumes:backups:detail")
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description = tables.Column("description",
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verbose_name=_("Description"),
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truncate=40)
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size = tables.Column(get_size,
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verbose_name=_("Size"),
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attrs={'data-type': 'size'})
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status = tables.Column("status",
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verbose_name=_("Status"),
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status=True,
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status_choices=STATUS_CHOICES,
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display_choices=STATUS_DISPLAY_CHOICES)
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volume_name = BackupVolumeNameColumn("name",
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verbose_name=_("Volume Name"),
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link="horizon:project"
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":volumes:volumes:detail")
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class Meta(object):
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name = "volume_backups"
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verbose_name = _("Volume Backups")
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status_columns = ("status",)
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row_class = UpdateRow
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table_actions = (DeleteBackup,)
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row_actions = (RestoreBackup, DeleteBackup)
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