630bf3d5a4
Users can create, view, delete and restore volume backups Change-Id: I85b372013c4573018d39178314e769ec8adfd3c7 Co-Authored-By: Lin Hua Cheng <lin-hua.cheng@hp.com> Implements: blueprint volume-backups
127 lines
4.6 KiB
Python
127 lines
4.6 KiB
Python
# Copyright 2013 Nebula, Inc.
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#
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# 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.utils.datastructures import SortedDict
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from django.utils.translation import ugettext_lazy as _
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from horizon import exceptions
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from horizon import tabs
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from openstack_dashboard import api
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from openstack_dashboard.dashboards.project.volumes.backups \
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import tables as backups_tables
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from openstack_dashboard.dashboards.project.volumes.snapshots \
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import tables as vol_snapshot_tables
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from openstack_dashboard.dashboards.project.volumes.volumes \
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import tables as volume_tables
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class VolumeTableMixIn(object):
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def _get_volumes(self, search_opts=None):
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try:
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return api.cinder.volume_list(self.request,
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search_opts=search_opts)
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except Exception:
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exceptions.handle(self.request,
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_('Unable to retrieve volume list.'))
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return []
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def _get_instances(self, search_opts=None):
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try:
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instances, has_more = api.nova.server_list(self.request,
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search_opts=search_opts)
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return instances
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except Exception:
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exceptions.handle(self.request,
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_("Unable to retrieve volume/instance "
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"attachment information"))
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return []
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def _set_attachments_string(self, volumes, instances):
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instances = SortedDict([(inst.id, inst) for inst in instances])
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for volume in volumes:
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for att in volume.attachments:
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server_id = att.get('server_id', None)
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att['instance'] = instances.get(server_id, None)
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class VolumeTab(tabs.TableTab, VolumeTableMixIn):
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table_classes = (volume_tables.VolumesTable,)
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name = _("Volumes")
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slug = "volumes_tab"
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template_name = ("horizon/common/_detail_table.html")
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def get_volumes_data(self):
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volumes = self._get_volumes()
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instances = self._get_instances()
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self._set_attachments_string(volumes, instances)
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return volumes
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class SnapshotTab(tabs.TableTab):
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table_classes = (vol_snapshot_tables.VolumeSnapshotsTable,)
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name = _("Volume Snapshots")
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slug = "snapshots_tab"
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template_name = ("horizon/common/_detail_table.html")
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def get_volume_snapshots_data(self):
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if api.base.is_service_enabled(self.request, 'volume'):
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try:
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snapshots = api.cinder.volume_snapshot_list(self.request)
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volumes = api.cinder.volume_list(self.request)
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volumes = dict((v.id, v) for v in volumes)
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except Exception:
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snapshots = []
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volumes = {}
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exceptions.handle(self.request, _("Unable to retrieve "
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"volume snapshots."))
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for snapshot in snapshots:
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volume = volumes.get(snapshot.volume_id)
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setattr(snapshot, '_volume', volume)
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else:
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snapshots = []
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return snapshots
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class BackupsTab(tabs.TableTab, VolumeTableMixIn):
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table_classes = (backups_tables.BackupsTable,)
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name = _("Volume Backups")
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slug = "backups_tab"
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template_name = ("horizon/common/_detail_table.html")
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def allowed(self, request):
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return api.cinder.volume_backup_supported(self.request)
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def get_volume_backups_data(self):
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try:
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backups = api.cinder.volume_backup_list(self.request)
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volumes = api.cinder.volume_list(self.request)
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volumes = dict((v.id, v) for v in volumes)
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for backup in backups:
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backup.volume = volumes.get(backup.volume_id)
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except Exception:
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backups = []
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exceptions.handle(self.request, _("Unable to retrieve "
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"volume backups."))
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return backups
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class VolumeAndSnapshotTabs(tabs.TabGroup):
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slug = "volumes_and_snapshots"
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tabs = (VolumeTab, SnapshotTab, BackupsTab)
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sticky = True
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