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# Copyright 2017 Hewlett Packard Enterprise Development LP
#
# Licensed under the Apache License, Version 2.0 (the "License"); you may
# not use this file except in compliance with the License. You may obtain
# a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
# License for the specific language governing permissions and limitations
# under the License.
from sushy.resources import base
from sushy import utils as sushy_utils
from proliantutils.redfish.resources.system.storage import constants
from proliantutils.redfish.resources.system.storage import mappings
from proliantutils.redfish import utils
class HPEPhysicalDrive(base.ResourceBase):
"""This class represents the HPEPhysicalDrives resource"""
identity = base.Field('Id', required=True)
name = base.Field('Name')
description = base.Field('Description')
disk_erase_reason = base.Field('DiskDriveStatusReasons', adapter=list)
capacity_mib = base.Field('CapacityMiB', adapter=int)
capacity_gb = base.Field('CapacityGB', adapter=int)
location = base.Field('Location')
media_type = base.MappedField('MediaType', mappings.MEDIA_TYPE_MAP)
rotational_speed_rpm = base.Field('RotationalSpeedRpm', adapter=int)
serial_number = base.Field('SerialNumber')
class HPEPhysicalDriveCollection(base.ResourceCollectionBase):
"""This class represents the collection of HPEPhysicalDrives resource"""
@property
def _resource_type(self):
return HPEPhysicalDrive
@property
@sushy_utils.cache_it
def maximum_size_mib(self):
"""Gets the biggest physical drive
:returns size in MiB.
"""
return utils.max_safe([member.capacity_mib
for member in self.get_members()])
@property
@sushy_utils.cache_it
def has_ssd(self):
"""Return true if the drive is ssd"""
for member in self.get_members():
if member.media_type == constants.MEDIA_TYPE_SSD:
return True
return False
@property
def has_disk_erase_completed(self):
"""Return true if disk erase completed in all drives"""
for member in self.get_members():
if 'EraseCompleted' not in member.disk_erase_reason:
return False
return True
@property
@sushy_utils.cache_it
def has_rotational(self):
"""Return true if the drive is HDD"""
for member in self.get_members():
if member.media_type == constants.MEDIA_TYPE_HDD:
return True
return False
@property
@sushy_utils.cache_it
def drive_rotational_speed_rpm(self):
"""Gets the set of rotational speed of the HDD drives"""
drv_rot_speed_rpm = set()
for member in self.get_members():
if member.rotational_speed_rpm is not None:
drv_rot_speed_rpm.add(member.rotational_speed_rpm)
return drv_rot_speed_rpm
def get_all_hdd_drives_locations(self):
"""Returns a list of location of all HDD drives
:returns: List of HDD drives
"""
hdds = []
for member in self.get_members():
if member.media_type == constants.MEDIA_TYPE_HDD:
hdds.append(member.location)
return hdds
def get_all_ssd_drives_locations(self):
"""Returns a list of location of all SSD drives
:returns: List of SSD drives
"""
ssds = []
for member in self.get_members():
if member.media_type == constants.MEDIA_TYPE_SSD:
ssds.append(member.location)
return ssds
def get_disk_properties_by_drive_location(self, location):
"""Returns disk property of physical drive
:returns: Disk property of drive.
"""
for member in self.get_members():
if member.location == location:
prop = {
'Serial number': member.serial_number,
'Size(GB)': member.capacity_gb,
'Media type': mappings.MEDIA_TYPE_MAP_REV[
member.media_type],
'Location': member.location}
return prop
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