52 lines
1.8 KiB
Python
52 lines
1.8 KiB
Python
# Copyright (c) 2014 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 oslo_utils import versionutils
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from nova.objects import base
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from nova.objects import fields
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@base.NovaObjectRegistry.register
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class HVSpec(base.NovaObject):
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# Version 1.0: Initial version
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# Version 1.1: Added 'vz' hypervisor
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# Version 1.2: Added 'lxd' hypervisor
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VERSION = '1.2'
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fields = {
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'arch': fields.ArchitectureField(),
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'hv_type': fields.HVTypeField(),
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'vm_mode': fields.VMModeField(),
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}
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# NOTE(pmurray): for backward compatibility, the supported instance
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# data is stored in the database as a list.
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@classmethod
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def from_list(cls, data):
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return cls(arch=data[0],
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hv_type=data[1],
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vm_mode=data[2])
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def to_list(self):
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return [self.arch, self.hv_type, self.vm_mode]
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def obj_make_compatible(self, primitive, target_version):
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super(HVSpec, self).obj_make_compatible(primitive, target_version)
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target_version = versionutils.convert_version_to_tuple(target_version)
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if (target_version < (1, 1) and 'hv_type' in primitive and
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fields.HVType.VIRTUOZZO == primitive['hv_type']):
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primitive['hv_type'] = fields.HVType.PARALLELS
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