85 lines
3.3 KiB
Python
85 lines
3.3 KiB
Python
# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
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# implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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"""Plugin to store extra hardware information in Swift.
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Stores the value of the 'data' key returned by the ramdisk as a JSON encoded
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string in a Swift object. The object is named 'extra_hardware-<node uuid>' and
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is stored in the 'inspector' container.
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"""
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from ironic_inspector.plugins import base
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from ironic_inspector import utils
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LOG = utils.getProcessingLogger(__name__)
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EDEPLOY_ITEM_SIZE = 4
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class ExtraHardwareHook(base.ProcessingHook):
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"""Processing hook for saving extra hardware information in Swift."""
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def before_update(self, introspection_data, node_info, **kwargs):
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"""Stores the 'data' key from introspection_data in Swift.
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If the 'data' key exists, updates Ironic extra column
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'hardware_swift_object' key to the name of the Swift object, and stores
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the data in the 'inspector' container in Swift.
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Otherwise, it does nothing.
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"""
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if 'data' not in introspection_data:
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LOG.warning('No extra hardware information was received from '
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'the ramdisk', node_info=node_info,
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data=introspection_data)
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return
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data = introspection_data['data']
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# NOTE(sambetts) If data is edeploy format, convert to dicts for rules
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# processing, store converted data in introspection_data['extra'].
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# Delete introspection_data['data'], it is assumed unusable
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# by rules.
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if self._is_edeploy_data(data):
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LOG.debug('Extra hardware data is in eDeploy format, '
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'converting to usable format',
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node_info=node_info, data=introspection_data)
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introspection_data['extra'] = self._convert_edeploy_data(data)
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else:
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LOG.warning('Extra hardware data was not in a recognised '
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'format (eDeploy), and will not be forwarded to '
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'introspection rules', node_info=node_info,
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data=introspection_data)
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LOG.debug('Deleting \"data\" key from introspection data as it is '
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'assumed unusable by introspection rules. Raw data is '
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'stored in swift',
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node_info=node_info, data=introspection_data)
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del introspection_data['data']
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def _is_edeploy_data(self, data):
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return all(isinstance(item, list) and len(item) == EDEPLOY_ITEM_SIZE
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for item in data)
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def _convert_edeploy_data(self, data):
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converted = {}
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for item in data:
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converted_0 = converted.setdefault(item[0], {})
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converted_1 = converted_0.setdefault(item[1], {})
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try:
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item[3] = int(item[3])
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except (ValueError, TypeError):
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pass
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converted_1[item[2]] = item[3]
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return converted
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