96 lines
2.8 KiB
Python
96 lines
2.8 KiB
Python
# Copyright 2017 Hewlett Packard Enterprise Development LP
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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 logging
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from sushy.resources import base
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LOG = logging.getLogger(__name__)
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CLASSCODE_FOR_GPU_DEVICES = [3]
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SUBCLASSCODE_FOR_GPU_DEVICES = [0, 1, 2, 128]
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class PCIDevice(base.ResourceBase):
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identity = base.Field('Id', required=True)
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name = base.Field('Name')
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class_code = base.Field('ClassCode')
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sub_class_code = base.Field('SubclassCode')
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_nic_capacity = None
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def _do_refresh(self, force):
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"""Do custom resource specific refresh activities
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On refresh, all sub-resources are marked as stale, i.e.
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greedy-refresh not done for them unless forced by ``force``
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argument.
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"""
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self._nic_capacity = None
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@property
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def nic_capacity(self):
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if self._nic_capacity is None:
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for item in self.name.split():
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if 'Gb' in item:
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capacity = item.strip('Gb')
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self._nic_capacity = (
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int(capacity) if capacity.isdigit() else 0)
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break
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else:
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self._nic_capacity = 0
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return self._nic_capacity
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class PCIDeviceCollection(base.ResourceCollectionBase):
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_gpu_devices = None
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_max_nic_capacity = None
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@property
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def _resource_type(self):
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return PCIDevice
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@property
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def gpu_devices(self):
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if self._gpu_devices is None:
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self._gpu_devices = []
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for member in self.get_members():
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if member.class_code in CLASSCODE_FOR_GPU_DEVICES:
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if member.sub_class_code in SUBCLASSCODE_FOR_GPU_DEVICES:
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self._gpu_devices.append(member)
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return self._gpu_devices
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def _do_refresh(self, force):
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"""Do custom resource specific refresh activities
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On refresh, all sub-resources are marked as stale, i.e.
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greedy-refresh not done for them unless forced by ``force``
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argument.
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"""
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self._gpu_devices = None
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self._max_nic_capacity = None
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@property
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def max_nic_capacity(self):
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"""Gets the maximum NIC capacity"""
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if self._max_nic_capacity is None:
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self._max_nic_capacity = (
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str(max([m.nic_capacity for m in self.get_members()])) + 'Gb')
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return self._max_nic_capacity
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