110 lines
4.1 KiB
Python
110 lines
4.1 KiB
Python
# Copyright (C) 2012 Hewlett-Packard Development Company, L.P.
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# All Rights Reserved.
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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 cinder.api import common
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class ViewBuilder(common.ViewBuilder):
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"""Model backup API responses as a python dictionary."""
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_collection_name = "backups"
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def __init__(self):
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"""Initialize view builder."""
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super(ViewBuilder, self).__init__()
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def summary_list(self, request, backups, backup_count=None):
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"""Show a list of backups without many details."""
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return self._list_view(self.summary, request, backups, backup_count)
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def detail_list(self, request, backups, backup_count=None):
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"""Detailed view of a list of backups ."""
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return self._list_view(self.detail, request, backups, backup_count,
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self._collection_name + '/detail')
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def summary(self, request, backup):
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"""Generic, non-detailed view of a backup."""
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return {
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'backup': {
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'id': backup['id'],
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'name': backup['display_name'],
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'links': self._get_links(request,
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backup['id']),
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},
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}
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def restore_summary(self, request, restore):
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"""Generic, non-detailed view of a restore."""
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return {
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'restore': {
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'backup_id': restore['backup_id'],
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'volume_id': restore['volume_id'],
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'volume_name': restore['volume_name'],
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},
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}
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def detail(self, request, backup):
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"""Detailed view of a single backup."""
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backup_dict = {
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'backup': {
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'id': backup.get('id'),
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'status': backup.get('status'),
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'size': backup.get('size'),
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'object_count': backup.get('object_count'),
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'availability_zone': backup.get('availability_zone'),
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'container': backup.get('container'),
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'created_at': backup.get('created_at'),
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'updated_at': backup.get('updated_at'),
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'name': backup.get('display_name'),
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'description': backup.get('display_description'),
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'fail_reason': backup.get('fail_reason'),
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'volume_id': backup.get('volume_id'),
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'links': self._get_links(request, backup['id']),
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'is_incremental': backup.is_incremental,
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'has_dependent_backups': backup.has_dependent_backups,
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'snapshot_id': backup.snapshot_id,
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'data_timestamp': backup.data_timestamp,
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}
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}
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return backup_dict
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def _list_view(self, func, request, backups, backup_count,
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coll_name=_collection_name):
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"""Provide a view for a list of backups."""
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backups_list = [func(request, backup)['backup'] for backup in backups]
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backups_links = self._get_collection_links(request,
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backups,
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coll_name,
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backup_count)
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backups_dict = dict(backups=backups_list)
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if backups_links:
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backups_dict['backups_links'] = backups_links
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if backup_count is not None:
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backups_dict['count'] = backup_count
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return backups_dict
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def export_summary(self, request, export):
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"""Generic view of an export."""
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return {
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'backup-record': {
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'backup_service': export['backup_service'],
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'backup_url': export['backup_url'],
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},
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}
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