67 lines
2.3 KiB
Python
67 lines
2.3 KiB
Python
# Copyright 2023 Red Hat, Inc.
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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 oslo_utils import importutils
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from os_brick.initiator import connector
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NFS = 'nfs'
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SCALEIO = "scaleio"
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BASE = 'glance_store._drivers.cinder.base.BaseBrickConnectorInterface'
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_connector_mapping = {
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NFS: 'glance_store._drivers.cinder.nfs.NfsBrickConnector',
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SCALEIO: 'glance_store._drivers.cinder.scaleio.ScaleIOBrickConnector',
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}
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def factory(*args, **kwargs):
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connection_info = kwargs.get('connection_info')
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protocol = connection_info['driver_volume_type']
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connector = _connector_mapping.get(protocol, BASE)
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conn_cls = importutils.import_class(connector)
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return conn_cls(*args, **kwargs)
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class BaseBrickConnectorInterface(object):
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def __init__(self, *args, **kwargs):
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self.connection_info = kwargs.get('connection_info')
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self.root_helper = kwargs.get('root_helper')
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self.use_multipath = kwargs.get('use_multipath')
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self.conn = connector.InitiatorConnector.factory(
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self.connection_info['driver_volume_type'], self.root_helper,
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conn=self.connection_info, use_multipath=self.use_multipath)
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def connect_volume(self, volume):
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device = self.conn.connect_volume(self.connection_info)
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return device
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def disconnect_volume(self, device):
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self.conn.disconnect_volume(self.connection_info, device)
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def extend_volume(self):
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self.conn.extend_volume(self.connection_info)
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def yield_path(self, volume, volume_path):
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"""
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This method returns the volume file path.
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The reason for it's implementation is to fix Bug#2000584. More
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information is added in the ScaleIO connector which makes actual
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use of it's implementation.
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"""
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return volume_path
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