e182ba6e54
A hypervisor version is a nova concept and likely doesn't belong in this library so tweak the wording used. Change-Id: Ia03d94334201e0229a339984ca0838911d4ee20d
55 lines
1.8 KiB
Python
55 lines
1.8 KiB
Python
# Copyright 2010 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# Copyright 2011 Justin Santa Barbara
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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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"""Utilities and helper functions."""
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import functools
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import logging
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import six
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from oslo_versionedobjects._i18n import _
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from oslo_versionedobjects import exception
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LOG = logging.getLogger(__name__)
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def convert_version_to_int(version):
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try:
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if isinstance(version, six.string_types):
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version = convert_version_to_tuple(version)
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if isinstance(version, tuple):
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return functools.reduce(lambda x, y: (x * 1000) + y, version)
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except Exception:
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msg = _("Provided version %s is invalid.") % version
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raise exception.VersionedObjectsException(msg)
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def convert_version_to_str(version_int):
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version_numbers = []
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factor = 1000
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while version_int != 0:
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version_number = version_int - (version_int // factor * factor)
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version_numbers.insert(0, str(version_number))
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version_int = version_int // factor
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return '.'.join(map(str, version_numbers))
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def convert_version_to_tuple(version_str):
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return tuple(int(part) for part in version_str.split('.'))
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