75 lines
2.7 KiB
Python
75 lines
2.7 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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"""Gather capabilities from inventory."""
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from oslo_config import cfg
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from ironic_inspector.plugins import base
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from ironic_inspector import utils
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CONF = cfg.CONF
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LOG = utils.getProcessingLogger(__name__)
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class CapabilitiesHook(base.ProcessingHook):
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"""Processing hook for detecting capabilities."""
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def _detect_boot_mode(self, inventory, node_info, data=None):
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boot_mode = inventory.get('boot', {}).get('current_boot_mode')
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if boot_mode is not None:
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LOG.info('Boot mode was %s', boot_mode,
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data=data, node_info=node_info)
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return {'boot_mode': boot_mode}
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else:
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LOG.warning('No boot mode information available',
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data=data, node_info=node_info)
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return {}
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def _detect_cpu_flags(self, inventory, node_info, data=None):
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flags = inventory['cpu'].get('flags')
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if not flags:
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LOG.warning('No CPU flags available, please update your '
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'introspection ramdisk',
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data=data, node_info=node_info)
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return {}
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flags = set(flags)
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caps = {}
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for flag, name in CONF.capabilities.cpu_flags.items():
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if flag in flags:
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caps[name] = 'true'
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LOG.info('CPU capabilities: %s', list(caps),
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data=data, node_info=node_info)
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return caps
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def before_update(self, introspection_data, node_info, **kwargs):
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inventory = utils.get_inventory(introspection_data)
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caps = {}
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if CONF.capabilities.boot_mode:
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caps.update(self._detect_boot_mode(inventory, node_info,
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introspection_data))
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caps.update(self._detect_cpu_flags(inventory, node_info,
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introspection_data))
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if caps:
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LOG.debug('New capabilities: %s', caps, node_info=node_info,
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data=introspection_data)
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node_info.update_capabilities(**caps)
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else:
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LOG.debug('No new capabilities detected', node_info=node_info,
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data=introspection_data)
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