220 lines
7.4 KiB
Python
220 lines
7.4 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 proliantutils.redfish.resources.system.storage import logical_drive
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from proliantutils.redfish.resources.system.storage import physical_drive
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from proliantutils.redfish import utils
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from sushy.resources import base
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LOG = logging.getLogger(__name__)
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class HPEArrayController(base.ResourceBase):
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"""This class represents the HPEArrayControllers resource"""
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identity = base.Field('Id')
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"""The identity string"""
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name = base.Field('Name')
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"""The name of the resource or array element"""
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description = base.Field('Description')
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"""Description"""
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model = base.Field('Model')
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"""Controller model"""
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location = base.Field('Location')
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"""Controller slot location"""
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_logical_drives = None
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_physical_drives = None
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@property
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def logical_drives(self):
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"""Gets the resource HPELogicalDriveCollection of ArrayControllers"""
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if self._logical_drives is None:
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self._logical_drives = (
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logical_drive.HPELogicalDriveCollection(
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self._conn, utils.get_subresource_path_by(
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self, ['Links', 'LogicalDrives']),
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redfish_version=self.redfish_version))
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self._logical_drives.refresh(force=False)
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return self._logical_drives
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@property
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def physical_drives(self):
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"""Gets the resource HPEPhysicalDriveCollection of ArrayControllers"""
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if self._physical_drives is None:
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self._physical_drives = (
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physical_drive.HPEPhysicalDriveCollection(
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self._conn, utils.get_subresource_path_by(
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self, ['Links', 'PhysicalDrives']),
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redfish_version=self.redfish_version))
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self._physical_drives.refresh(force=False)
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return self._physical_drives
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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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super(HPEArrayController, self)._do_refresh(force)
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if self._physical_drives is not None:
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self._physical_drives.invalidate(force)
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if self._logical_drives is not None:
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self._logical_drives.invalidate(force)
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class HPEArrayControllerCollection(base.ResourceCollectionBase):
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"""This class represents the collection of HPEArrayControllers"""
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_logical_drives_maximum_size_mib = None
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_physical_drives_maximum_size_mib = None
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_has_ssd = None
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_has_rotational = None
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_logical_raid_levels = None
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_drive_rotational_speed_rpm = None
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_get_models = None
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_get_default_controller = None
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@property
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def _resource_type(self):
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return HPEArrayController
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@property
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def logical_drives_maximum_size_mib(self):
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"""Gets the biggest logical drive
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:returns the size in MiB.
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"""
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if self._logical_drives_maximum_size_mib is None:
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self._logical_drives_maximum_size_mib = (
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utils.max_safe([member.logical_drives.maximum_size_mib
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for member in self.get_members()]))
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return self._logical_drives_maximum_size_mib
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@property
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def physical_drives_maximum_size_mib(self):
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"""Gets the biggest disk
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:returns the size in MiB.
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"""
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if self._physical_drives_maximum_size_mib is None:
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self._physical_drives_maximum_size_mib = (
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utils.max_safe([member.physical_drives.maximum_size_mib
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for member in self.get_members()]))
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return self._physical_drives_maximum_size_mib
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@property
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def has_ssd(self):
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"""Return true if any of the drive under ArrayControllers is ssd"""
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if self._has_ssd is None:
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self._has_ssd = False
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for member in self.get_members():
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if member.physical_drives.has_ssd:
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self._has_ssd = True
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break
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return self._has_ssd
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@property
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def has_rotational(self):
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"""Return true if any of the drive under ArrayControllers is ssd"""
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if self._has_rotational is None:
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self._has_rotational = False
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for member in self.get_members():
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if member.physical_drives.has_rotational:
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self._has_rotational = True
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break
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return self._has_rotational
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@property
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def logical_raid_levels(self):
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"""Gets the raid level for each logical volume
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:returns the set of list of raid levels configured
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"""
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if self._logical_raid_levels is None:
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self._logical_raid_levels = set()
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for member in self.get_members():
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self._logical_raid_levels.update(
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member.logical_drives.logical_raid_levels)
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return self._logical_raid_levels
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@property
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def drive_rotational_speed_rpm(self):
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"""Gets the set of rotational speed of the HDD drives"""
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if self._drive_rotational_speed_rpm is None:
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self._drive_rotational_speed_rpm = set()
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for member in self.get_members():
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self._drive_rotational_speed_rpm.update(
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member.physical_drives.drive_rotational_speed_rpm)
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return self._drive_rotational_speed_rpm
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@property
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def get_default_controller(self):
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"""Gets default array controller
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:returns default array controller
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"""
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if self._get_default_controller is None:
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self._get_default_controller = self.get_members()[0]
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return self._get_default_controller
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def array_controller_by_location(self, location):
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"""Returns array controller instance by location
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:returns Instance of array controller
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"""
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for member in self.get_members():
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if member.location == location:
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return member
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def array_controller_by_model(self, model):
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"""Returns array controller instance by model
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:returns Instance of array controller
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"""
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for member in self.get_members():
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if member.model == model:
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return member
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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._logical_drives_maximum_size_mib = None
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self._physical_drives_maximum_size_mib = None
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self._has_ssd = None
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self._has_rotational = None
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self._logical_raid_levels = None
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self._drive_rotational_speed_rpm = None
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self._get_models = None
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self._get_default_controller = None
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