66 lines
2.1 KiB
Python
66 lines
2.1 KiB
Python
# Copyright 2016 NEC Corporation
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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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import copy
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def get_image_meta_from_headers(resp):
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meta = {'properties': {}}
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for key in resp.response:
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value = resp.response[key]
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if key.startswith('x-image-meta-property-'):
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_key = key[22:]
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meta['properties'][_key] = value
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elif key.startswith('x-image-meta-'):
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_key = key[13:]
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meta[_key] = value
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for key in ['is_public', 'protected', 'deleted']:
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if key in meta:
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meta[key] = meta[key].strip().lower() in ('t', 'true', 'yes', '1')
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for key in ['size', 'min_ram', 'min_disk']:
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if key in meta:
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try:
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meta[key] = int(meta[key])
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except ValueError:
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pass
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return meta
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def image_meta_to_headers(**metadata):
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headers = {}
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fields_copy = copy.deepcopy(metadata)
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copy_from = fields_copy.pop('copy_from', None)
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purge = fields_copy.pop('purge_props', None)
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if purge is not None:
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headers['x-glance-registry-purge-props'] = purge
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if copy_from is not None:
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headers['x-glance-api-copy-from'] = copy_from
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for key, value in fields_copy.pop('properties', {}).items():
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headers['x-image-meta-property-%s' % key] = str(value)
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for key, value in fields_copy.pop('api', {}).items():
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headers['x-glance-api-property-%s' % key] = str(value)
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for key, value in fields_copy.items():
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headers['x-image-meta-%s' % key] = str(value)
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return headers
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