74 lines
2.5 KiB
Python
74 lines
2.5 KiB
Python
# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# 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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"""
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Client side of the volume backup RPC API.
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"""
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from cinder import flags
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from cinder.openstack.common import log as logging
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from cinder.openstack.common import rpc
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import cinder.openstack.common.rpc.proxy
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LOG = logging.getLogger(__name__)
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FLAGS = flags.FLAGS
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class BackupAPI(cinder.openstack.common.rpc.proxy.RpcProxy):
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'''Client side of the volume rpc API.
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API version history:
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1.0 - Initial version.
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'''
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BASE_RPC_API_VERSION = '1.0'
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def __init__(self):
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super(BackupAPI, self).__init__(
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topic=FLAGS.backup_topic,
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default_version=self.BASE_RPC_API_VERSION)
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def create_backup(self, ctxt, host, backup_id, volume_id):
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LOG.debug("create_backup in rpcapi backup_id %s", backup_id)
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topic = rpc.queue_get_for(ctxt, self.topic, host)
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LOG.debug("create queue topic=%s", topic)
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self.cast(ctxt,
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self.make_msg('create_backup',
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backup_id=backup_id),
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topic=topic)
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def restore_backup(self, ctxt, host, backup_id, volume_id):
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LOG.debug("restore_backup in rpcapi backup_id %s", backup_id)
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topic = rpc.queue_get_for(ctxt, self.topic, host)
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LOG.debug("restore queue topic=%s", topic)
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self.cast(ctxt,
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self.make_msg('restore_backup',
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backup_id=backup_id,
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volume_id=volume_id),
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topic=topic)
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def delete_backup(self, ctxt, host, backup_id):
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LOG.debug("delete_backup rpcapi backup_id %s", backup_id)
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topic = rpc.queue_get_for(ctxt, self.topic, host)
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self.cast(ctxt,
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self.make_msg('delete_backup',
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backup_id=backup_id),
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topic=topic)
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