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1cd47f71b2
When a volume is created the default initialization method can now be configured. Change-Id: I6d87c7b5847a2c24858d97928b19bc3a3532eaec
114 lines
4.3 KiB
Python
114 lines
4.3 KiB
Python
# Copyright 2017 Lenovo
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#
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# 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 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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class Disk(object):
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def __init__(self, name, description=None, id=None, status=None,
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serial=None, fru=None, stripsize=None):
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"""Define a disk object
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:param name: A name describing the disk in human readable terms
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:param description: A description of the device
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:param id: Identifier used by the controller
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:param status: Controller indicated status of disk
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:param serial: Serial number of the drive
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:param fru: FRU number of the driver
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:param stripsize: The stripsize of the disk in kibibytes
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"""
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self.name = str(name)
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self.description = description
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self.id = id
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self.status = status
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self.serial = serial
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self.fru = fru
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self.stripsize = stripsize
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class Array(object):
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def __init__(self, disks=None, raid=None, status=None, volumes=(), id=None,
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spans=None, hotspares=(), capacity=None,
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available_capacity=None):
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"""Define an array of disks object
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:param disks: An array of Disk objects
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:param raid: the RAID level
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:param status: Status of the array according to the controller
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:param id: Unique identifier used by controller to identify
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:param spans: Number of spans for a multi-dimensional array
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:param hotspares: List of Disk objects that are dedicated hot spares
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for this array.
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:param capacity: the total capacity of the array
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:param available_capacity: the remaining capacity of the array
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"""
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self.disks = disks
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self.raid = raid
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self.status = status
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self.id = id
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self.volumes = volumes
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self.spans = spans
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self.hotspares = hotspares
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self.capacity = capacity
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self.available_capacity = available_capacity
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class Volume(object):
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def __init__(self, name=None, size=None, status=None, id=None,
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stripsize=None, read_policy=None, write_policy=None,
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default_init=None):
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"""Define a Volume as an object
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:param name: Name of the volume
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:param size: Size of the volume in MB
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:param status: Controller indicated status of the volume
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:param id: Controller identifier of a given volume
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:param stripsize: The stripsize of the volume in kibibytes
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:param read_policy: The read policy of the volume
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:param write_policy: The write policy of the volume
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:param default_init: The default initialization of the volume
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"""
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self.name = name
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if isinstance(size, int):
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self.size = size
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else:
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strsize = str(size).lower()
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if strsize.endswith('mb'):
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self.size = int(strsize.replace('mb', ''))
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elif strsize.endswith('gb'):
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self.size = int(strsize.replace('gb', '')) * 1000
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elif strsize.endswith('tb'):
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self.size = int(strsize.replace('tb', '')) * 1000 * 1000
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else:
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self.size = size
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self.status = status
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self.id = id
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self.stripsize = stripsize
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self.read_policy = read_policy
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self.write_policy = write_policy
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self.default_init = default_init
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class ConfigSpec(object):
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def __init__(self, disks=(), arrays=()):
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"""A configuration specification of storage
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When returned from a remote system, it describes the current config.
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When given to a remote system, it should only describe the delta
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between current config.
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:param disks: A list of Disk in the configuration not in an array
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:param arrays: A list of Array objects
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"""
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self.disks = disks
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self.arrays = arrays
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