173 lines
6.9 KiB
Python
173 lines
6.9 KiB
Python
# Copyright 2013 OpenStack Foundation
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# Copyright 2013 Hewlett-Packard Development Company, L.P.
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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 oslo_log import log as logging
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from oslo_utils import strutils
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from trove.backup import views
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from trove.backup.models import Backup
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from trove.backup.models import BackupStrategy
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from trove.common import apischema
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from trove.common import exception
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from trove.common import notification
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from trove.common import pagination
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from trove.common import policy
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from trove.common import utils
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from trove.common import wsgi
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from trove.common.notification import StartNotification
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LOG = logging.getLogger(__name__)
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class BackupController(wsgi.Controller):
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"""
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Controller for accessing backups in the OpenStack API.
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"""
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schemas = apischema.backup
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def index(self, req, tenant_id):
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"""
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Return all backups information for a tenant ID.
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"""
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LOG.debug("Listing backups for tenant %s", tenant_id)
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datastore = req.GET.get('datastore')
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instance_id = req.GET.get('instance_id')
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project_id = req.GET.get('project_id')
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all_projects = strutils.bool_from_string(req.GET.get('all_projects'))
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context = req.environ[wsgi.CONTEXT_KEY]
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if project_id or all_projects:
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policy.authorize_on_tenant(context, 'backup:index:all_projects')
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else:
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policy.authorize_on_tenant(context, 'backup:index')
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backups, marker = Backup.list(
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context,
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datastore=datastore,
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instance_id=instance_id,
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project_id=project_id,
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all_projects=all_projects
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)
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view = views.BackupViews(backups)
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paged = pagination.SimplePaginatedDataView(req.url, 'backups', view,
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marker)
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return wsgi.Result(paged.data(), 200)
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def show(self, req, tenant_id, id):
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"""Return a single backup."""
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LOG.debug("Showing a backup for tenant %(tenant_id)s ID: '%(id)s'",
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{'tenant_id': tenant_id, 'id': id})
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context = req.environ[wsgi.CONTEXT_KEY]
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backup = Backup.get_by_id(context, id)
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policy.authorize_on_target(context, 'backup:show',
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{'tenant': backup.tenant_id})
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return wsgi.Result(views.BackupView(backup).data(), 200)
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def create(self, req, body, tenant_id):
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LOG.info("Creating a backup for tenant %s", tenant_id)
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context = req.environ[wsgi.CONTEXT_KEY]
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policy.authorize_on_tenant(context, 'backup:create')
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data = body['backup']
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instance = data['instance']
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name = data['name']
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desc = data.get('description')
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parent = data.get('parent_id')
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incremental = data.get('incremental')
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swift_container = data.get('swift_container')
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context.notification = notification.DBaaSBackupCreate(context,
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request=req)
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if not swift_container:
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instance_id = utils.get_id_from_href(instance)
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backup_strategy = BackupStrategy.get(context, instance_id)
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if backup_strategy:
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swift_container = backup_strategy.swift_container
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with StartNotification(context, name=name, instance_id=instance,
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description=desc, parent_id=parent):
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backup = Backup.create(context, instance, name, desc,
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parent_id=parent, incremental=incremental,
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swift_container=swift_container)
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return wsgi.Result(views.BackupView(backup).data(), 202)
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def delete(self, req, tenant_id, id):
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LOG.info('Deleting backup for tenant %(tenant_id)s '
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'ID: %(backup_id)s',
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{'tenant_id': tenant_id, 'backup_id': id})
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context = req.environ[wsgi.CONTEXT_KEY]
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backup = Backup.get_by_id(context, id)
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policy.authorize_on_target(context, 'backup:delete',
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{'tenant': backup.tenant_id})
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context.notification = notification.DBaaSBackupDelete(context,
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request=req)
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with StartNotification(context, backup_id=id):
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Backup.delete(context, id)
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return wsgi.Result(None, 202)
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class BackupStrategyController(wsgi.Controller):
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schemas = apischema.backup_strategy
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def create(self, req, body, tenant_id):
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LOG.info("Creating or updating a backup strategy for tenant %s, "
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"body: %s", tenant_id, body)
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context = req.environ[wsgi.CONTEXT_KEY]
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policy.authorize_on_tenant(context, 'backup_strategy:create')
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data = body['backup_strategy']
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instance_id = data.get('instance_id', '')
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swift_container = data.get('swift_container')
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backup_strategy = BackupStrategy.create(context, instance_id,
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swift_container)
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return wsgi.Result(
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views.BackupStrategyView(backup_strategy).data(), 202)
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def index(self, req, tenant_id):
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context = req.environ[wsgi.CONTEXT_KEY]
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instance_id = req.GET.get('instance_id')
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tenant_id = req.GET.get('project_id', context.project_id)
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LOG.info("Listing backup strateies for tenant %s", tenant_id)
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if tenant_id != context.project_id and not context.is_admin:
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raise exception.TroveOperationAuthError(
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tenant_id=context.project_id
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)
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policy.authorize_on_tenant(context, 'backup_strategy:index')
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result = BackupStrategy.list(context, tenant_id,
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instance_id=instance_id)
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view = views.BackupStrategiesView(result)
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return wsgi.Result(view.data(), 200)
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def delete(self, req, tenant_id):
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context = req.environ[wsgi.CONTEXT_KEY]
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instance_id = req.GET.get('instance_id', '')
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tenant_id = req.GET.get('project_id', context.project_id)
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LOG.info('Deleting backup strategies for tenant %s, instance_id=%s',
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tenant_id, instance_id)
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if tenant_id != context.project_id and not context.is_admin:
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raise exception.TroveOperationAuthError(
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tenant_id=context.project_id
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)
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policy.authorize_on_tenant(context, 'backup_strategy:delete')
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BackupStrategy.delete(context, tenant_id, instance_id)
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return wsgi.Result(None, 202)
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