1418 lines
53 KiB
Python
1418 lines
53 KiB
Python
# Copyright 2015 Violin Memory, Inc.
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# All Rights Reserved.
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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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"""
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Tests for Violin Memory 7000 Series All-Flash Array Common Driver
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"""
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import ddt
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import math
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import mock
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import six
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from oslo_utils import units
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from cinder import context
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from cinder import exception
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from cinder import test
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from cinder.tests.unit import fake_constants as fake
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from cinder.tests.unit.volume.drivers.violin \
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import fake_vmem_client as vmemclient
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from cinder.volume import configuration as conf
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from cinder.volume.drivers.violin import v7000_common
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from cinder.volume import volume_types
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VOLUME_ID = "abcdabcd-1234-abcd-1234-abcdeffedcba"
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VOLUME = {"name": "volume-" + VOLUME_ID,
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"id": VOLUME_ID,
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"display_name": "fake_volume",
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"size": 2,
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"host": "irrelevant",
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"volume_type": None,
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"volume_type_id": None,
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}
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SNAPSHOT_ID = "abcdabcd-1234-abcd-1234-abcdeffedcbb"
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SNAPSHOT = {"name": "snapshot-" + SNAPSHOT_ID,
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"id": SNAPSHOT_ID,
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"volume_id": VOLUME_ID,
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"volume_name": "volume-" + VOLUME_ID,
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"volume_size": 2,
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"display_name": "fake_snapshot",
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}
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SRC_VOL_ID = "abcdabcd-1234-abcd-1234-abcdeffedcbc"
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SRC_VOL = {"name": "volume-" + SRC_VOL_ID,
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"id": SRC_VOL_ID,
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"display_name": "fake_src_vol",
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"size": 2,
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"host": "irrelevant",
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"volume_type": None,
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"volume_type_id": None,
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}
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INITIATOR_IQN = "iqn.1111-22.org.debian:11:222"
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CONNECTOR = {"initiator": INITIATOR_IQN}
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DEFAULT_DEDUP_POOL = {"storage_pool": 'PoolA',
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"storage_pool_id": 99,
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"dedup": True,
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"thin": True,
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}
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DEFAULT_THIN_POOL = {"storage_pool": 'PoolA',
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"storage_pool_id": 99,
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"dedup": False,
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"thin": True,
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}
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DEFAULT_THICK_POOL = {"storage_pool": 'PoolA',
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"storage_pool_id": 99,
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"dedup": False,
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"thin": False,
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}
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# Note: select superfluous fields are removed for brevity
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STATS_STORAGE_POOL_RESPONSE = [({
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'availsize_mb': 1572827,
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'category': 'Virtual Device',
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'name': 'dedup-pool',
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'object_id': '487d1940-c53f-55c3-b1d5-073af43f80fc',
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'size_mb': 2097124,
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'storage_pool_id': 1,
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'usedsize_mb': 524297},
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{'category': 'Virtual Device',
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'name': 'dedup-pool',
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'object_id': '487d1940-c53f-55c3-b1d5-073af43f80fc',
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'physicaldevices': [
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{'availsize_mb': 524281,
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'connection_type': 'fc',
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'name': 'VIOLIN:CONCERTO ARRAY.003',
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'object_id': '260f30b0-0300-59b5-b7b9-54aa55704a12',
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'owner': 'lab-host1',
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'size_mb': 524281,
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'type': 'Direct-Access',
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'usedsize_mb': 0},
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{'availsize_mb': 524281,
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'connection_type': 'fc',
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'name': 'VIOLIN:CONCERTO ARRAY.004',
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'object_id': '7b58eda2-69da-5aec-9e06-6607934efa93',
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'owner': 'lab-host1',
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'size_mb': 524281,
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'type': 'Direct-Access',
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'usedsize_mb': 0},
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{'availsize_mb': 0,
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'connection_type': 'fc',
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'name': 'VIOLIN:CONCERTO ARRAY.001',
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'object_id': '69adbea1-2349-5df5-a04a-abd7f14868b2',
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'owner': 'lab-host1',
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'size_mb': 524281,
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'type': 'Direct-Access',
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'usedsize_mb': 524281},
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{'availsize_mb': 524265,
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'connection_type': 'fc',
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'name': 'VIOLIN:CONCERTO ARRAY.002',
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'object_id': 'a14a0e36-8901-5987-95d8-aa574c6138a2',
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'owner': 'lab-host1',
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'size_mb': 524281,
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'type': 'Direct-Access',
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'usedsize_mb': 16}],
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'size_mb': 2097124,
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'storage_pool_id': 1,
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'total_physicaldevices': 4,
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'usedsize_mb': 524297}),
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({'availsize': 0,
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'availsize_mb': 0,
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'category': None,
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'name': 'thick_pool_13531mgb',
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'object_id': '20610abd-4c58-546c-8905-bf42fab9a11b',
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'size': 0,
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'size_mb': 0,
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'storage_pool_id': 3,
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'tag': '',
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'total_physicaldevices': 0,
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'usedsize': 0,
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'usedsize_mb': 0},
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{'category': None,
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'name': 'thick_pool_13531mgb',
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'object_id': '20610abd-4c58-546c-8905-bf42fab9a11b',
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'resource_type': ['All'],
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'size': 0,
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'size_mb': 0,
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'storage_pool_id': 3,
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'tag': [''],
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'total_physicaldevices': 0,
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'usedsize': 0,
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'usedsize_mb': 0}),
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({'availsize_mb': 627466,
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'category': 'Virtual Device',
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'name': 'StoragePool',
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'object_id': '1af66d9a-f62e-5b69-807b-892b087fa0b4',
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'size_mb': 21139267,
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'storage_pool_id': 7,
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'usedsize_mb': 20511801},
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{'category': 'Virtual Device',
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'name': 'StoragePool',
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'object_id': '1af66d9a-f62e-5b69-807b-892b087fa0b4',
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'physicaldevices': [
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN02.000',
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'object_id': 'ecc775f1-1228-5131-8f68-4176001786ef',
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'owner': 'lab-host1',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN01.000',
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'object_id': '5c60812b-34d2-5473-b7bf-21e30ec70311',
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'owner': 'lab-host1',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN08.001',
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'object_id': 'eb6d06b7-8d6f-5d9d-b720-e86d8ad1beab',
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'owner': 'lab-host1',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN03.001',
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'object_id': '063aced7-1f8f-5e15-b36e-e9d34a2826fa',
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'owner': 'lab-host1',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN07.001',
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'object_id': 'ebf34594-2b92-51fe-a6a8-b6cf91f05b2b',
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'owner': 'lab-host1',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN0A.000',
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'object_id': 'ff084188-b97f-5e30-9ff0-bc60e546ee06',
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'owner': 'lab-host1',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN06.001',
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'object_id': 'f9cbeadf-5524-5697-a3a6-667820e37639',
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'owner': 'lab-host1',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 167887,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN15.000',
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'object_id': 'aaacc124-26c9-519a-909a-a93d24f579a1',
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'owner': 'lab-host2',
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'size_mb': 167887,
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'type': 'Direct-Access',
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'usedsize_mb': 0},
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{'availsize_mb': 229276,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN09.001',
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'object_id': '30967a84-56a4-52a5-ac3f-b4f544257bbd',
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'owner': 'lab-host1',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 819293},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN04.001',
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'object_id': 'd997eb42-55d4-5e4c-b797-c68b748e7e1f',
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'owner': 'lab-host1',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN05.001',
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'object_id': '56ecf98c-f10b-5bb5-9d3b-5af6037dad73',
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'owner': 'lab-host1',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN0B.000',
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'object_id': 'cfb6f61c-508d-5394-8257-78b1f9bcad3b',
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'owner': 'lab-host2',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN0C.000',
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'object_id': '7b0bcb51-5c7d-5752-9e18-392057e534f0',
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'owner': 'lab-host2',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN0D.000',
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'object_id': 'b785a3b1-6316-50c3-b2e0-6bb0739499c6',
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'owner': 'lab-host2',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN0E.000',
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'object_id': '76b9d038-b757-515a-b962-439a4fd85fd5',
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'owner': 'lab-host2',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN0F.000',
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'object_id': '9591d24a-70c4-5e80-aead-4b788202c698',
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'owner': 'lab-host2',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN10.000',
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'object_id': '2bb09a2b-9063-595b-9d7a-7e5fad5016db',
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'owner': 'lab-host2',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN11.000',
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'object_id': 'b9ff58eb-5e6e-5c79-bf95-fae424492519',
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'owner': 'lab-host2',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN12.000',
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'object_id': '6abd4fd6-9841-5978-bfcb-5d398d1715b4',
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'owner': 'lab-host2',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569},
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{'availsize_mb': 230303,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN13.000',
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'object_id': 'ffd5a4b7-0f50-5a71-bbba-57a348b96c68',
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'owner': 'lab-host2',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 818266},
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{'availsize_mb': 0,
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'connection_type': 'block',
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'name': 'BKSC:OTHDISK-MFCN14.000',
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'object_id': '52ffbbae-bdac-5194-ba6b-62ee17bfafce',
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'owner': 'lab-host2',
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'size_mb': 1048569,
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'type': 'Direct-Access',
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'usedsize_mb': 1048569}],
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'size_mb': 21139267,
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'storage_pool_id': 7,
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'tag': [''],
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'total_physicaldevices': 21,
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'usedsize_mb': 20511801}),
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({'availsize_mb': 1048536,
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'category': 'Virtual Device',
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'name': 'thick-pool',
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'object_id': 'c1e0becc-3497-5d74-977a-1e5a79769576',
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'size_mb': 2097124,
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'storage_pool_id': 9,
|
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'usedsize_mb': 1048588},
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{'category': 'Virtual Device',
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'name': 'thick-pool',
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'object_id': 'c1e0becc-3497-5d74-977a-1e5a79769576',
|
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'physicaldevices': [
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{'availsize_mb': 524255,
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'connection_type': 'fc',
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'name': 'VIOLIN:CONCERTO ARRAY.001',
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'object_id': 'a90c4a11-33af-5530-80ca-2360fa477781',
|
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'owner': 'lab-host1',
|
|
'size_mb': 524281,
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'type': 'Direct-Access',
|
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'usedsize_mb': 26},
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|
{'availsize_mb': 0,
|
|
'connection_type': 'fc',
|
|
'name': 'VIOLIN:CONCERTO ARRAY.002',
|
|
'object_id': '0a625ec8-2e80-5086-9644-2ea8dd5c32ec',
|
|
'owner': 'lab-host1',
|
|
'size_mb': 524281,
|
|
'type': 'Direct-Access',
|
|
'usedsize_mb': 524281},
|
|
{'availsize_mb': 0,
|
|
'connection_type': 'fc',
|
|
'name': 'VIOLIN:CONCERTO ARRAY.004',
|
|
'object_id': '7018670b-3a79-5bdc-9d02-2d85602f361a',
|
|
'owner': 'lab-host1',
|
|
'size_mb': 524281,
|
|
'type': 'Direct-Access',
|
|
'usedsize_mb': 524281},
|
|
{'availsize_mb': 524281,
|
|
'connection_type': 'fc',
|
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'name': 'VIOLIN:CONCERTO ARRAY.003',
|
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'object_id': 'd859d47b-ca65-5d9d-a1c0-e288bbf39f48',
|
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'owner': 'lab-host1',
|
|
'size_mb': 524281,
|
|
'type': 'Direct-Access',
|
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'usedsize_mb': 0}],
|
|
'size_mb': 2097124,
|
|
'storage_pool_id': 9,
|
|
'total_physicaldevices': 4,
|
|
'usedsize_mb': 1048588})]
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|
|
|
|
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@ddt.ddt
|
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class V7000CommonTestCase(test.TestCase):
|
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"""Test case for Violin drivers."""
|
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def setUp(self):
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super(V7000CommonTestCase, self).setUp()
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self.conf = self.setup_configuration()
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self.driver = v7000_common.V7000Common(self.conf)
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self.driver.container = 'myContainer'
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self.driver.device_id = 'ata-VIOLIN_MEMORY_ARRAY_23109R00000022'
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self.stats = {}
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|
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def setup_configuration(self):
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config = mock.Mock(spec=conf.Configuration)
|
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config.volume_backend_name = 'v7000_common'
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config.san_ip = '1.1.1.1'
|
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config.san_login = 'admin'
|
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config.san_password = ''
|
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config.san_thin_provision = False
|
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config.san_is_local = False
|
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config.gateway_mga = '2.2.2.2'
|
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config.gateway_mgb = '3.3.3.3'
|
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config.use_igroups = False
|
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config.violin_request_timeout = 300
|
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config.container = 'myContainer'
|
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config.violin_pool_allocation_method = 'random'
|
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config.violin_dedup_only_pools = None
|
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config.violin_dedup_capable_pools = None
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return config
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|
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@mock.patch('vmemclient.open')
|
|
def setup_mock_client(self, _m_client, m_conf=None):
|
|
"""Create a fake backend communication factory.
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|
|
|
The xg-tools creates a Concerto connection object (for V7000
|
|
devices) and returns it for use on a call to vmemclient.open().
|
|
"""
|
|
# configure the concerto object mock with defaults
|
|
_m_concerto = mock.Mock(name='Concerto',
|
|
version='1.1.1',
|
|
spec=vmemclient.mock_client_conf)
|
|
|
|
# if m_conf, clobber the defaults with it
|
|
if m_conf:
|
|
_m_concerto.configure_mock(**m_conf)
|
|
|
|
# set calls to vmemclient.open() to return this mocked concerto object
|
|
_m_client.return_value = _m_concerto
|
|
|
|
return _m_client
|
|
|
|
def setup_mock_concerto(self, m_conf=None):
|
|
"""Create a fake Concerto communication object."""
|
|
_m_concerto = mock.Mock(name='Concerto',
|
|
version='1.1.1',
|
|
spec=vmemclient.mock_client_conf)
|
|
|
|
if m_conf:
|
|
_m_concerto.configure_mock(**m_conf)
|
|
|
|
return _m_concerto
|
|
|
|
def test_check_for_setup_error(self):
|
|
"""No setup errors are found."""
|
|
self.driver.vmem_mg = self.setup_mock_concerto()
|
|
self.driver._is_supported_vmos_version = mock.Mock(return_value=True)
|
|
|
|
result = self.driver.check_for_setup_error()
|
|
|
|
self.driver._is_supported_vmos_version.assert_called_with(
|
|
self.driver.vmem_mg.version)
|
|
self.assertIsNone(result)
|
|
|
|
def test_create_lun(self):
|
|
"""Lun is successfully created."""
|
|
response = {'success': True, 'msg': 'Create resource successfully.'}
|
|
size_in_mb = VOLUME['size'] * units.Ki
|
|
|
|
conf = {
|
|
'lun.create_lun.return_value': response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._send_cmd = mock.Mock(return_value=response)
|
|
self.driver._get_storage_pool = mock.Mock(
|
|
return_value=DEFAULT_THICK_POOL)
|
|
|
|
result = self.driver._create_lun(VOLUME)
|
|
|
|
self.driver._send_cmd.assert_called_with(
|
|
self.driver.vmem_mg.lun.create_lun,
|
|
'Create resource successfully.',
|
|
VOLUME['id'], size_in_mb, False, False, size_in_mb,
|
|
storage_pool_id=99)
|
|
self.assertIsNone(result)
|
|
|
|
def test_create_dedup_lun(self):
|
|
"""Lun is successfully created."""
|
|
vol = VOLUME.copy()
|
|
vol['size'] = 100
|
|
vol['volume_type_id'] = '1'
|
|
|
|
response = {'success': True, 'msg': 'Create resource successfully.'}
|
|
size_in_mb = vol['size'] * units.Ki
|
|
full_size_mb = size_in_mb
|
|
|
|
conf = {
|
|
'lun.create_lun.return_value': response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._send_cmd = mock.Mock(return_value=response)
|
|
|
|
# simulate extra specs of {'thin': 'true', 'dedupe': 'true'}
|
|
self.driver._get_volume_type_extra_spec = mock.Mock(
|
|
return_value="True")
|
|
|
|
self.driver._get_violin_extra_spec = mock.Mock(
|
|
return_value=None)
|
|
self.driver._get_storage_pool = mock.Mock(
|
|
return_value=DEFAULT_DEDUP_POOL)
|
|
|
|
result = self.driver._create_lun(vol)
|
|
|
|
self.driver._send_cmd.assert_called_with(
|
|
self.driver.vmem_mg.lun.create_lun,
|
|
'Create resource successfully.',
|
|
VOLUME['id'], size_in_mb / 10, True, True, full_size_mb,
|
|
storage_pool_id=99)
|
|
self.assertIsNone(result)
|
|
|
|
def test_fail_extend_dedup_lun(self):
|
|
"""Volume extend fails when new size would shrink the volume."""
|
|
vol = VOLUME.copy()
|
|
vol['volume_type_id'] = '1'
|
|
|
|
size_in_mb = vol['size'] * units.Ki
|
|
self.driver.vmem_mg = self.setup_mock_concerto()
|
|
type(self.driver.vmem_mg.utility).is_external_head = mock.PropertyMock(
|
|
return_value=False)
|
|
|
|
self.driver._get_volume_type_extra_spec = mock.Mock(
|
|
return_value="True")
|
|
|
|
failure = exception.VolumeDriverException
|
|
self.assertRaises(failure, self.driver._extend_lun,
|
|
vol, size_in_mb)
|
|
|
|
def test_extend_dedup_lun_external_head(self):
|
|
"""Volume extend fails when new size would shrink the volume."""
|
|
vol = VOLUME.copy()
|
|
vol['volume_type_id'] = '1'
|
|
new_volume_size = 10
|
|
|
|
response = {'success': True, 'message': 'Expand resource successfully'}
|
|
conf = {
|
|
'lun.extend_lun.return_value': response,
|
|
}
|
|
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
type(self.driver.vmem_mg.utility).is_external_head = mock.PropertyMock(
|
|
return_value=False)
|
|
|
|
change_in_size_mb = (new_volume_size - VOLUME['size']) * units.Ki
|
|
self.driver._send_cmd = mock.Mock(return_value=response)
|
|
|
|
result = self.driver._extend_lun(VOLUME, new_volume_size)
|
|
|
|
self.driver._send_cmd.assert_called_with(
|
|
self.driver.vmem_mg.lun.extend_lun,
|
|
response['message'], VOLUME['id'], change_in_size_mb)
|
|
self.assertIsNone(result)
|
|
|
|
def test_create_non_dedup_lun(self):
|
|
"""Lun is successfully created."""
|
|
vol = VOLUME.copy()
|
|
vol['size'] = 100
|
|
vol['volume_type_id'] = '1'
|
|
|
|
response = {'success': True, 'msg': 'Create resource successfully.'}
|
|
size_in_mb = vol['size'] * units.Ki
|
|
full_size_mb = size_in_mb
|
|
|
|
conf = {
|
|
'lun.create_lun.return_value': response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._send_cmd = mock.Mock(return_value=response)
|
|
|
|
# simulate extra specs of {'thin': 'false', 'dedupe': 'false'}
|
|
self.driver._get_volume_type_extra_spec = mock.Mock(
|
|
return_value="False")
|
|
|
|
self.driver._get_violin_extra_spec = mock.Mock(
|
|
return_value=None)
|
|
|
|
self.driver._get_storage_pool = mock.Mock(
|
|
return_value=DEFAULT_THICK_POOL)
|
|
|
|
result = self.driver._create_lun(vol)
|
|
|
|
self.driver._send_cmd.assert_called_with(
|
|
self.driver.vmem_mg.lun.create_lun,
|
|
'Create resource successfully.',
|
|
VOLUME['id'], size_in_mb, False, False, full_size_mb,
|
|
storage_pool_id=99)
|
|
self.assertIsNone(result)
|
|
|
|
def test_create_lun_fails(self):
|
|
"""Array returns error that the lun already exists."""
|
|
response = {'success': False,
|
|
'msg': 'Duplicate Virtual Device name. Error: 0x90010022'}
|
|
conf = {
|
|
'lun.create_lun.return_value': response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._get_storage_pool = mock.Mock(
|
|
return_value=DEFAULT_THICK_POOL)
|
|
self.driver._send_cmd = mock.Mock(return_value=response)
|
|
|
|
self.assertIsNone(self.driver._create_lun(VOLUME))
|
|
|
|
def test_create_lun_on_a_storage_pool(self):
|
|
"""Lun is successfully created."""
|
|
vol = VOLUME.copy()
|
|
vol['size'] = 100
|
|
vol['volume_type_id'] = '1'
|
|
|
|
response = {'success': True, 'msg': 'Create resource successfully.'}
|
|
size_in_mb = vol['size'] * units.Ki
|
|
full_size_mb = size_in_mb
|
|
|
|
conf = {
|
|
'lun.create_lun.return_value': response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._send_cmd = mock.Mock(return_value=response)
|
|
self.driver._get_volume_type_extra_spec = mock.Mock(
|
|
return_value="False")
|
|
|
|
# simulates extra specs: {'storage_pool', 'StoragePool'}
|
|
self.driver._get_violin_extra_spec = mock.Mock(
|
|
return_value="StoragePool")
|
|
self.driver._get_storage_pool = mock.Mock(
|
|
return_value=DEFAULT_THICK_POOL)
|
|
|
|
result = self.driver._create_lun(vol)
|
|
|
|
self.driver._send_cmd.assert_called_with(
|
|
self.driver.vmem_mg.lun.create_lun,
|
|
'Create resource successfully.',
|
|
VOLUME['id'], size_in_mb, False, False, full_size_mb,
|
|
storage_pool_id=99)
|
|
self.assertIsNone(result)
|
|
|
|
def test_delete_lun(self):
|
|
"""Lun is deleted successfully."""
|
|
response = {'success': True, 'msg': 'Delete resource successfully'}
|
|
success_msgs = ['Delete resource successfully', '']
|
|
|
|
conf = {
|
|
'lun.delete_lun.return_value': response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._send_cmd = mock.Mock(return_value=response)
|
|
self.driver._delete_lun_snapshot_bookkeeping = mock.Mock()
|
|
|
|
result = self.driver._delete_lun(VOLUME)
|
|
|
|
self.driver._send_cmd.assert_called_with(
|
|
self.driver.vmem_mg.lun.delete_lun,
|
|
success_msgs, VOLUME['id'])
|
|
self.driver._delete_lun_snapshot_bookkeeping.assert_called_with(
|
|
VOLUME['id'])
|
|
|
|
self.assertIsNone(result)
|
|
|
|
# TODO(vthirumalai): More delete lun failure cases to be added after
|
|
# collecting the possible responses from Concerto
|
|
|
|
def test_extend_lun(self):
|
|
"""Volume extend completes successfully."""
|
|
new_volume_size = 10
|
|
change_in_size_mb = (new_volume_size - VOLUME['size']) * units.Ki
|
|
|
|
response = {'success': True, 'message': 'Expand resource successfully'}
|
|
|
|
conf = {
|
|
'lun.extend_lun.return_value': response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._send_cmd = mock.Mock(return_value=response)
|
|
|
|
result = self.driver._extend_lun(VOLUME, new_volume_size)
|
|
|
|
self.driver._send_cmd.assert_called_with(
|
|
self.driver.vmem_mg.lun.extend_lun,
|
|
response['message'], VOLUME['id'], change_in_size_mb)
|
|
self.assertIsNone(result)
|
|
|
|
def test_extend_lun_new_size_is_too_small(self):
|
|
"""Volume extend fails when new size would shrink the volume."""
|
|
new_volume_size = 0
|
|
change_in_size_mb = (new_volume_size - VOLUME['size']) * units.Ki
|
|
|
|
response = {'success': False, 'msg': 'Invalid size. Error: 0x0902000c'}
|
|
failure = exception.ViolinBackendErr
|
|
|
|
conf = {
|
|
'lun.resize_lun.return_value': response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._send_cmd = mock.Mock(side_effect=failure(message='fail'))
|
|
|
|
self.assertRaises(failure, self.driver._extend_lun,
|
|
VOLUME, change_in_size_mb)
|
|
|
|
def test_create_volume_from_snapshot(self):
|
|
"""Create a new cinder volume from a given snapshot of a lun."""
|
|
object_id = '12345'
|
|
vdev_id = 11111
|
|
lun_info_response = {'subType': 'THICK',
|
|
'virtualDeviceID': vdev_id}
|
|
response = {'success': True,
|
|
'object_id': object_id,
|
|
'msg': 'Copy TimeMark successfully.'}
|
|
compressed_snap_id = 'abcdabcd1234abcd1234abcdeffedcbb'
|
|
|
|
conf = {
|
|
'lun.get_lun_info.return_value': lun_info_response,
|
|
'lun.copy_snapshot_to_new_lun.return_value': response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._compress_snapshot_id = mock.Mock(
|
|
return_value=compressed_snap_id)
|
|
self.driver._get_storage_pool = mock.Mock(
|
|
return_value=DEFAULT_THICK_POOL)
|
|
self.driver._wait_for_lun_or_snap_copy = mock.Mock()
|
|
|
|
result = self.driver._create_volume_from_snapshot(SNAPSHOT, VOLUME)
|
|
|
|
self.driver.vmem_mg.lun.copy_snapshot_to_new_lun.assert_called_with(
|
|
source_lun=SNAPSHOT['volume_id'],
|
|
source_snapshot_comment=compressed_snap_id,
|
|
destination=VOLUME['id'], storage_pool_id=99)
|
|
self.driver._wait_for_lun_or_snap_copy.assert_called_with(
|
|
SNAPSHOT['volume_id'], dest_vdev_id=vdev_id)
|
|
|
|
self.assertIsNone(result)
|
|
|
|
def test_create_volume_from_snapshot_on_a_storage_pool(self):
|
|
"""Create a new cinder volume from a given snapshot of a lun."""
|
|
dest_vol = VOLUME.copy()
|
|
dest_vol['size'] = 100
|
|
dest_vol['volume_type_id'] = '1'
|
|
object_id = '12345'
|
|
vdev_id = 11111
|
|
lun_info_response = {'subType': 'THICK',
|
|
'virtualDeviceID': vdev_id}
|
|
response = {'success': True,
|
|
'object_id': object_id,
|
|
'msg': 'Copy TimeMark successfully.'}
|
|
compressed_snap_id = 'abcdabcd1234abcd1234abcdeffedcbb'
|
|
|
|
conf = {
|
|
'lun.get_lun_info.return_value': lun_info_response,
|
|
'lun.copy_snapshot_to_new_lun.return_value': response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._compress_snapshot_id = mock.Mock(
|
|
return_value=compressed_snap_id)
|
|
self.driver._get_violin_extra_spec = mock.Mock(
|
|
return_value="StoragePool")
|
|
self.driver._get_storage_pool = mock.Mock(
|
|
return_value=DEFAULT_THICK_POOL)
|
|
self.driver._get_volume_type_extra_spec = mock.Mock(
|
|
return_value="False")
|
|
self.driver._wait_for_lun_or_snap_copy = mock.Mock()
|
|
|
|
result = self.driver._create_volume_from_snapshot(SNAPSHOT, dest_vol)
|
|
|
|
self.assertIsNone(result)
|
|
|
|
def test_create_volume_from_snapshot_fails(self):
|
|
"""Array returns error that the lun already exists."""
|
|
vdev_id = 11111
|
|
lun_info_response = {'subType': 'THICK',
|
|
'virtualDeviceID': vdev_id}
|
|
response = {'success': False,
|
|
'msg': 'Duplicate Virtual Device name. Error: 0x90010022'}
|
|
compressed_snap_id = 'abcdabcd1234abcd1234abcdeffedcbb'
|
|
failure = exception.ViolinBackendErrExists
|
|
|
|
conf = {
|
|
'lun.get_lun_info.return_value': lun_info_response,
|
|
'lun.copy_snapshot_to_new_lun.return_value': response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._send_cmd = mock.Mock(return_value=response)
|
|
self.driver._compress_snapshot_id = mock.Mock(
|
|
return_value=compressed_snap_id)
|
|
self.driver._get_storage_pool = mock.Mock(
|
|
return_value=DEFAULT_THICK_POOL)
|
|
|
|
self.driver._send_cmd = mock.Mock(side_effect=failure(message='fail'))
|
|
|
|
self.assertRaises(failure, self.driver._create_volume_from_snapshot,
|
|
SNAPSHOT, VOLUME)
|
|
|
|
@ddt.data(2, 10)
|
|
def test_create_lun_from_lun_and_resize(self, size):
|
|
"""lun full clone to new volume completes successfully."""
|
|
larger_size_flag = False
|
|
dest_vol = VOLUME.copy()
|
|
if size > VOLUME['size']:
|
|
dest_vol['size'] = size
|
|
larger_size_flag = True
|
|
object_id = fake.OBJECT_ID
|
|
lun_info_response = {'subType': 'THICK'}
|
|
copy_response = {'success': True,
|
|
'object_id': object_id,
|
|
'msg': 'Copy Snapshot resource successfully'}
|
|
|
|
conf = {
|
|
'lun.get_lun_info.return_value': lun_info_response,
|
|
'lun.copy_lun_to_new_lun.return_value': copy_response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._ensure_snapshot_resource_area = mock.Mock()
|
|
self.driver._get_storage_pool = mock.Mock(
|
|
return_value=DEFAULT_THICK_POOL)
|
|
self.driver._wait_for_lun_or_snap_copy = mock.Mock()
|
|
self.driver._extend_lun = mock.Mock()
|
|
|
|
result = self.driver._create_lun_from_lun(SRC_VOL, dest_vol)
|
|
|
|
self.driver._ensure_snapshot_resource_area.assert_called_with(
|
|
SRC_VOL['id'])
|
|
self.driver.vmem_mg.lun.copy_lun_to_new_lun.assert_called_with(
|
|
source=SRC_VOL['id'], destination=VOLUME['id'], storage_pool_id=99)
|
|
self.driver._wait_for_lun_or_snap_copy.assert_called_with(
|
|
SRC_VOL['id'], dest_obj_id=object_id)
|
|
if larger_size_flag:
|
|
self.driver._extend_lun.assert_called_once_with(
|
|
dest_vol, dest_vol['size'])
|
|
else:
|
|
self.assertFalse(self.driver._extend_lun.called)
|
|
|
|
self.assertIsNone(result)
|
|
|
|
@ddt.data(2, 10)
|
|
def test_create_lun_from_lun_on_a_storage_pool_and_resize(self, size):
|
|
"""lun full clone to new volume completes successfully."""
|
|
larger_size_flag = False
|
|
dest_vol = VOLUME.copy()
|
|
if size > VOLUME['size']:
|
|
dest_vol['size'] = size
|
|
larger_size_flag = True
|
|
dest_vol['volume_type_id'] = fake.VOLUME_TYPE_ID
|
|
object_id = fake.OBJECT_ID
|
|
lun_info_response = {'subType': 'THICK'}
|
|
copy_response = {'success': True,
|
|
'object_id': object_id,
|
|
'msg': 'Copy Snapshot resource successfully'}
|
|
|
|
conf = {
|
|
'lun.get_lun_info.return_value': lun_info_response,
|
|
'lun.copy_lun_to_new_lun.return_value': copy_response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._ensure_snapshot_resource_area = mock.Mock()
|
|
self.driver._wait_for_lun_or_snap_copy = mock.Mock()
|
|
self.driver._extend_lun = mock.Mock()
|
|
|
|
# simulates extra specs: {'storage_pool', 'StoragePool'}
|
|
self.driver._get_violin_extra_spec = mock.Mock(
|
|
return_value="StoragePool")
|
|
self.driver._get_storage_pool = mock.Mock(
|
|
return_value=DEFAULT_THIN_POOL)
|
|
|
|
self.driver._get_volume_type_extra_spec = mock.Mock(
|
|
side_effect=["True", "False"])
|
|
|
|
result = self.driver._create_lun_from_lun(SRC_VOL, dest_vol)
|
|
|
|
self.driver._ensure_snapshot_resource_area.assert_called_with(
|
|
SRC_VOL['id'])
|
|
self.driver.vmem_mg.lun.copy_lun_to_new_lun.assert_called_with(
|
|
source=SRC_VOL['id'], destination=dest_vol['id'],
|
|
storage_pool_id=99)
|
|
self.driver._wait_for_lun_or_snap_copy.assert_called_with(
|
|
SRC_VOL['id'], dest_obj_id=object_id)
|
|
if larger_size_flag:
|
|
self.driver._extend_lun.assert_called_once_with(
|
|
dest_vol, dest_vol['size'])
|
|
else:
|
|
self.assertFalse(self.driver._extend_lun.called)
|
|
|
|
self.assertIsNone(result)
|
|
|
|
def test_create_lun_from_lun_fails(self):
|
|
"""lun full clone to new volume fails correctly."""
|
|
failure = exception.ViolinBackendErr
|
|
lun_info_response = {
|
|
'subType': 'THICK',
|
|
}
|
|
copy_response = {
|
|
'success': False,
|
|
'msg': 'Snapshot Resource is not created ' +
|
|
'for this virtual device. Error: 0x0901008c',
|
|
}
|
|
|
|
conf = {
|
|
'lun.get_lun_info.return_value': lun_info_response,
|
|
'lun.copy_lun_to_new_lun.return_value': copy_response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._ensure_snapshot_resource_area = mock.Mock()
|
|
self.driver._send_cmd = mock.Mock(side_effect=failure(message='fail'))
|
|
self.driver._get_storage_pool = mock.Mock(
|
|
return_value=DEFAULT_THICK_POOL)
|
|
|
|
self.assertRaises(failure, self.driver._create_lun_from_lun,
|
|
SRC_VOL, VOLUME)
|
|
|
|
def test_create_lun_from_thin_lun_fails(self):
|
|
"""lun full clone of thin lun is not supported."""
|
|
failure = exception.ViolinBackendErr
|
|
lun_info_response = {
|
|
'subType': 'THIN',
|
|
}
|
|
|
|
conf = {
|
|
'lun.get_lun_info.return_value': lun_info_response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
|
|
self.assertRaises(failure, self.driver._create_lun_from_lun,
|
|
SRC_VOL, VOLUME)
|
|
|
|
def test_create_lun_from_dedup_lun_fails(self):
|
|
"""lun full clone of dedup lun is not supported."""
|
|
failure = exception.ViolinBackendErr
|
|
lun_info_response = {
|
|
'subType': 'DEDUP',
|
|
}
|
|
|
|
conf = {
|
|
'lun.get_lun_info.return_value': lun_info_response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
|
|
self.assertRaises(failure, self.driver._create_lun_from_lun,
|
|
SRC_VOL, VOLUME)
|
|
|
|
def test_send_cmd(self):
|
|
"""Command callback completes successfully."""
|
|
success_msg = 'success'
|
|
request_args = ['arg1', 'arg2', 'arg3']
|
|
response = {'success': True, 'msg': 'Operation successful'}
|
|
|
|
request_func = mock.Mock(return_value=response)
|
|
|
|
result = self.driver._send_cmd(request_func, success_msg, request_args)
|
|
|
|
self.assertEqual(response, result)
|
|
|
|
def test_send_cmd_request_timed_out(self):
|
|
"""The callback retry timeout hits immediately."""
|
|
failure = exception.ViolinRequestRetryTimeout
|
|
success_msg = 'success'
|
|
request_args = ['arg1', 'arg2', 'arg3']
|
|
self.conf.violin_request_timeout = 0
|
|
|
|
request_func = mock.Mock()
|
|
|
|
self.assertRaises(failure, self.driver._send_cmd,
|
|
request_func, success_msg, request_args)
|
|
|
|
def test_send_cmd_response_has_no_message(self):
|
|
"""The callback returns no message on the first call."""
|
|
success_msg = 'success'
|
|
request_args = ['arg1', 'arg2', 'arg3']
|
|
response1 = {'success': True, 'msg': None}
|
|
response2 = {'success': True, 'msg': 'success'}
|
|
|
|
request_func = mock.Mock(side_effect=[response1, response2])
|
|
|
|
self.assertEqual(response2, self.driver._send_cmd
|
|
(request_func, success_msg, request_args))
|
|
|
|
def test_check_error_code(self):
|
|
"""Return an exception for a valid error code."""
|
|
failure = exception.ViolinBackendErr
|
|
response = {'success': False, 'msg': 'Error: 0x90000000'}
|
|
self.assertRaises(failure, self.driver._check_error_code,
|
|
response)
|
|
|
|
def test_check_error_code_non_fatal_error(self):
|
|
"""Returns no exception for a non-fatal error code."""
|
|
response = {'success': False, 'msg': 'Error: 0x9001003c'}
|
|
self.assertIsNone(self.driver._check_error_code(response))
|
|
|
|
def test_compress_snapshot_id(self):
|
|
test_snap_id = "12345678-abcd-1234-cdef-0123456789ab"
|
|
expected = "12345678abcd1234cdef0123456789ab"
|
|
|
|
self.assertEqual(32, len(expected))
|
|
result = self.driver._compress_snapshot_id(test_snap_id)
|
|
self.assertEqual(expected, result)
|
|
|
|
def test_ensure_snapshot_resource_area(self):
|
|
result_dict = {'success': True, 'res': 'Successful'}
|
|
|
|
self.driver.vmem_mg = self.setup_mock_concerto()
|
|
snap = self.driver.vmem_mg.snapshot
|
|
snap.lun_has_a_snapshot_resource = mock.Mock(return_value=False)
|
|
snap.create_snapshot_resource = mock.Mock(return_value=result_dict)
|
|
self.driver._get_storage_pool = mock.Mock(
|
|
return_value=DEFAULT_THICK_POOL)
|
|
|
|
with mock.patch('cinder.db.sqlalchemy.api.volume_get',
|
|
return_value=VOLUME):
|
|
result = self.driver._ensure_snapshot_resource_area(VOLUME_ID)
|
|
|
|
self.assertIsNone(result)
|
|
snap.lun_has_a_snapshot_resource.assert_called_with(lun=VOLUME_ID)
|
|
snap.create_snapshot_resource.assert_called_with(
|
|
lun=VOLUME_ID,
|
|
size=int(math.ceil(0.2 * (VOLUME['size'] * 1024))),
|
|
enable_notification=False,
|
|
policy=v7000_common.CONCERTO_DEFAULT_SRA_POLICY,
|
|
enable_expansion=
|
|
v7000_common.CONCERTO_DEFAULT_SRA_ENABLE_EXPANSION,
|
|
expansion_threshold=
|
|
v7000_common.CONCERTO_DEFAULT_SRA_EXPANSION_THRESHOLD,
|
|
expansion_increment=
|
|
v7000_common.CONCERTO_DEFAULT_SRA_EXPANSION_INCREMENT,
|
|
expansion_max_size=
|
|
v7000_common.CONCERTO_DEFAULT_SRA_EXPANSION_MAX_SIZE,
|
|
enable_shrink=v7000_common.CONCERTO_DEFAULT_SRA_ENABLE_SHRINK,
|
|
storage_pool_id=99)
|
|
|
|
def test_ensure_snapshot_resource_area_with_storage_pool(self):
|
|
|
|
dest_vol = VOLUME.copy()
|
|
dest_vol['size'] = 2
|
|
dest_vol['volume_type_id'] = '1'
|
|
|
|
result_dict = {'success': True, 'res': 'Successful'}
|
|
|
|
self.driver.vmem_mg = self.setup_mock_concerto()
|
|
snap = self.driver.vmem_mg.snapshot
|
|
snap.lun_has_a_snapshot_resource = mock.Mock(return_value=False)
|
|
snap.create_snapshot_resource = mock.Mock(return_value=result_dict)
|
|
|
|
# simulates extra specs: {'storage_pool', 'StoragePool'}
|
|
self.driver._get_violin_extra_spec = mock.Mock(
|
|
return_value="StoragePool")
|
|
self.driver._get_storage_pool = mock.Mock(
|
|
return_value=DEFAULT_THICK_POOL)
|
|
|
|
self.driver._get_volume_type_extra_spec = mock.Mock(
|
|
side_effect=["True", "False"])
|
|
|
|
with mock.patch('cinder.db.sqlalchemy.api.volume_get',
|
|
return_value=dest_vol):
|
|
result = self.driver._ensure_snapshot_resource_area(VOLUME_ID)
|
|
|
|
self.assertIsNone(result)
|
|
snap.lun_has_a_snapshot_resource.assert_called_with(lun=VOLUME_ID)
|
|
snap.create_snapshot_resource.assert_called_with(
|
|
lun=VOLUME_ID,
|
|
size=int(math.ceil(0.2 * (VOLUME['size'] * 1024))),
|
|
enable_notification=False,
|
|
policy=v7000_common.CONCERTO_DEFAULT_SRA_POLICY,
|
|
enable_expansion=
|
|
v7000_common.CONCERTO_DEFAULT_SRA_ENABLE_EXPANSION,
|
|
expansion_threshold=
|
|
v7000_common.CONCERTO_DEFAULT_SRA_EXPANSION_THRESHOLD,
|
|
expansion_increment=
|
|
v7000_common.CONCERTO_DEFAULT_SRA_EXPANSION_INCREMENT,
|
|
expansion_max_size=
|
|
v7000_common.CONCERTO_DEFAULT_SRA_EXPANSION_MAX_SIZE,
|
|
enable_shrink=v7000_common.CONCERTO_DEFAULT_SRA_ENABLE_SHRINK,
|
|
storage_pool_id=99)
|
|
|
|
def test_ensure_snapshot_resource_policy(self):
|
|
result_dict = {'success': True, 'res': 'Successful'}
|
|
|
|
self.driver.vmem_mg = self.setup_mock_concerto()
|
|
|
|
snap = self.driver.vmem_mg.snapshot
|
|
snap.lun_has_a_snapshot_policy = mock.Mock(return_value=False)
|
|
snap.create_snapshot_policy = mock.Mock(return_value=result_dict)
|
|
|
|
result = self.driver._ensure_snapshot_policy(VOLUME_ID)
|
|
self.assertIsNone(result)
|
|
snap.lun_has_a_snapshot_policy.assert_called_with(lun=VOLUME_ID)
|
|
|
|
snap.create_snapshot_policy.assert_called_with(
|
|
lun=VOLUME_ID,
|
|
max_snapshots=v7000_common.CONCERTO_DEFAULT_POLICY_MAX_SNAPSHOTS,
|
|
enable_replication=False,
|
|
enable_snapshot_schedule=False,
|
|
enable_cdp=False,
|
|
retention_mode=v7000_common.CONCERTO_DEFAULT_POLICY_RETENTION_MODE)
|
|
|
|
def test_delete_lun_snapshot_bookkeeping(self):
|
|
result_dict = {'success': True, 'res': 'Successful'}
|
|
|
|
self.driver.vmem_mg = self.setup_mock_concerto()
|
|
snap = self.driver.vmem_mg.snapshot
|
|
snap.get_snapshots = mock.Mock(
|
|
return_value=[],
|
|
side_effect=vmemclient.core.error.NoMatchingObjectIdError)
|
|
snap.delete_snapshot_policy = mock.Mock(return_value=result_dict)
|
|
snap.delete_snapshot_resource = mock.Mock()
|
|
|
|
result = self.driver._delete_lun_snapshot_bookkeeping(
|
|
volume_id=VOLUME_ID)
|
|
|
|
self.assertIsNone(result)
|
|
|
|
snap.get_snapshots.assert_called_with(VOLUME_ID)
|
|
snap.delete_snapshot_policy.assert_called_with(lun=VOLUME_ID)
|
|
snap.delete_snapshot_resource.assert_called_with(lun=VOLUME_ID)
|
|
|
|
def test_create_lun_snapshot(self):
|
|
response = {'success': True, 'msg': 'Create TimeMark successfully'}
|
|
|
|
self.driver.vmem_mg = self.setup_mock_concerto()
|
|
self.driver._ensure_snapshot_resource_area = (
|
|
mock.Mock(return_value=True))
|
|
self.driver._ensure_snapshot_policy = mock.Mock(return_value=True)
|
|
self.driver._send_cmd = mock.Mock(return_value=response)
|
|
|
|
with mock.patch('cinder.db.sqlalchemy.api.volume_get',
|
|
return_value=VOLUME):
|
|
result = self.driver._create_lun_snapshot(SNAPSHOT)
|
|
|
|
self.assertIsNone(result)
|
|
|
|
self.driver._ensure_snapshot_resource_area.assert_called_with(
|
|
VOLUME_ID)
|
|
self.driver._ensure_snapshot_policy.assert_called_with(VOLUME_ID)
|
|
self.driver._send_cmd.assert_called_with(
|
|
self.driver.vmem_mg.snapshot.create_lun_snapshot,
|
|
'Create TimeMark successfully',
|
|
lun=VOLUME_ID,
|
|
comment=self.driver._compress_snapshot_id(SNAPSHOT_ID),
|
|
priority=v7000_common.CONCERTO_DEFAULT_PRIORITY,
|
|
enable_notification=False)
|
|
|
|
def test_delete_lun_snapshot(self):
|
|
response = {'success': True, 'msg': 'Delete TimeMark successfully'}
|
|
compressed_snap_id = 'abcdabcd1234abcd1234abcdeffedcbb'
|
|
oid = 'abc123-abc123abc123-abc123'
|
|
|
|
conf = {
|
|
'snapshot.snapshot_comment_to_object_id.return_value': oid,
|
|
'snapshot.delete_lun_snapshot.return_value': response,
|
|
}
|
|
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._compress_snapshot_id = mock.Mock(
|
|
return_value=compressed_snap_id)
|
|
|
|
result = self.driver._delete_lun_snapshot(SNAPSHOT)
|
|
|
|
self.assertTrue(result)
|
|
|
|
def test_delete_lun_snapshot_with_retry(self):
|
|
response = [
|
|
{'success': False, 'msg': 'Error 0x50f7564c'},
|
|
{'success': True, 'msg': 'Delete TimeMark successfully'}]
|
|
compressed_snap_id = 'abcdabcd1234abcd1234abcdeffedcbb'
|
|
oid = 'abc123-abc123abc123-abc123'
|
|
|
|
conf = {
|
|
'snapshot.snapshot_comment_to_object_id.return_value': oid,
|
|
'snapshot.delete_lun_snapshot.side_effect': response,
|
|
}
|
|
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._compress_snapshot_id = mock.Mock(
|
|
return_value=compressed_snap_id)
|
|
|
|
result = self.driver._delete_lun_snapshot(SNAPSHOT)
|
|
|
|
self.assertTrue(result)
|
|
self.assertEqual(
|
|
len(response),
|
|
self.driver.vmem_mg.snapshot.delete_lun_snapshot.call_count)
|
|
|
|
def test_wait_for_lun_or_snap_copy_completes_for_snap(self):
|
|
"""waiting for a snapshot to copy succeeds."""
|
|
vdev_id = 11111
|
|
response = (vdev_id, None, 100)
|
|
|
|
conf = {
|
|
'snapshot.get_snapshot_copy_status.return_value': response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
|
|
result = self.driver._wait_for_lun_or_snap_copy(
|
|
SRC_VOL['id'], dest_vdev_id=vdev_id)
|
|
|
|
(self.driver.vmem_mg.snapshot.get_snapshot_copy_status.
|
|
assert_called_with(SRC_VOL['id']))
|
|
self.assertTrue(result)
|
|
|
|
def test_wait_for_lun_or_snap_copy_completes_for_lun(self):
|
|
"""waiting for a lun to copy succeeds."""
|
|
object_id = '12345'
|
|
response = (object_id, None, 100)
|
|
|
|
conf = {
|
|
'lun.get_lun_copy_status.return_value': response,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
|
|
result = self.driver._wait_for_lun_or_snap_copy(
|
|
SRC_VOL['id'], dest_obj_id=object_id)
|
|
|
|
self.driver.vmem_mg.lun.get_lun_copy_status.assert_called_with(
|
|
SRC_VOL['id'])
|
|
self.assertTrue(result)
|
|
|
|
@mock.patch.object(context, 'get_admin_context')
|
|
@mock.patch.object(volume_types, 'get_volume_type')
|
|
def test_get_volume_type_extra_spec(self,
|
|
m_get_volume_type,
|
|
m_get_admin_context):
|
|
"""Volume_type extra specs are found successfully."""
|
|
vol = VOLUME.copy()
|
|
vol['volume_type_id'] = 1
|
|
volume_type = {'extra_specs': {'override:test_key': 'test_value'}}
|
|
|
|
m_get_admin_context.return_value = None
|
|
m_get_volume_type.return_value = volume_type
|
|
|
|
result = self.driver._get_volume_type_extra_spec(vol, 'test_key')
|
|
|
|
m_get_admin_context.assert_called_with()
|
|
m_get_volume_type.assert_called_with(None, vol['volume_type_id'])
|
|
self.assertEqual('test_value', result)
|
|
|
|
@mock.patch.object(context, 'get_admin_context')
|
|
@mock.patch.object(volume_types, 'get_volume_type')
|
|
def test_get_violin_extra_spec(self,
|
|
m_get_volume_type,
|
|
m_get_admin_context):
|
|
"""Volume_type extra specs are found successfully."""
|
|
vol = VOLUME.copy()
|
|
vol['volume_type_id'] = 1
|
|
volume_type = {'extra_specs': {'violin:test_key': 'test_value'}}
|
|
|
|
m_get_admin_context.return_value = None
|
|
m_get_volume_type.return_value = volume_type
|
|
|
|
result = self.driver._get_volume_type_extra_spec(vol, 'test_key')
|
|
|
|
m_get_admin_context.assert_called_with()
|
|
m_get_volume_type.assert_called_with(None, vol['volume_type_id'])
|
|
self.assertEqual(result, 'test_value')
|
|
|
|
def test_process_extra_specs_dedup(self):
|
|
'''Process the given extra specs and fill the required dict.'''
|
|
vol = VOLUME.copy()
|
|
vol['volume_type_id'] = 1
|
|
spec_dict = {
|
|
'pool_type': 'dedup',
|
|
'size_mb': 205,
|
|
'thick': False,
|
|
'dedup': True,
|
|
'thin': True}
|
|
|
|
self.driver.vmem_mg = self.setup_mock_concerto()
|
|
self.driver._get_volume_type_extra_spec = mock.Mock(
|
|
return_value="True")
|
|
|
|
result = self.driver._process_extra_specs(vol)
|
|
self.assertEqual(spec_dict, result)
|
|
|
|
def test_process_extra_specs_no_specs(self):
|
|
'''Fill the required spec_dict in the absence of extra specs.'''
|
|
vol = VOLUME.copy()
|
|
spec_dict = {
|
|
'pool_type': 'thick',
|
|
'size_mb': 2048,
|
|
'thick': True,
|
|
'dedup': False,
|
|
'thin': False}
|
|
|
|
self.driver.vmem_mg = self.setup_mock_concerto()
|
|
self.driver._get_volume_type_extra_spec = mock.Mock(
|
|
return_value="False")
|
|
|
|
result = self.driver._process_extra_specs(vol)
|
|
self.assertEqual(spec_dict, result)
|
|
|
|
def test_process_extra_specs_no_specs_thin(self):
|
|
'''Fill the required spec_dict in the absence of extra specs.'''
|
|
vol = VOLUME.copy()
|
|
spec_dict = {
|
|
'pool_type': 'thin',
|
|
'size_mb': 205,
|
|
'thick': False,
|
|
'dedup': False,
|
|
'thin': True}
|
|
|
|
self.driver.vmem_mg = self.setup_mock_concerto()
|
|
self.driver._get_volume_type_extra_spec = mock.Mock(
|
|
return_value="False")
|
|
|
|
save_thin = self.conf.san_thin_provision
|
|
self.conf.san_thin_provision = True
|
|
result = self.driver._process_extra_specs(vol)
|
|
self.assertEqual(spec_dict, result)
|
|
self.conf.san_thin_provision = save_thin
|
|
|
|
def test_process_extra_specs_thin(self):
|
|
'''Fill the required spec_dict in the absence of extra specs.'''
|
|
vol = VOLUME.copy()
|
|
vol['volume_type_id'] = 1
|
|
spec_dict = {
|
|
'pool_type': 'thin',
|
|
'size_mb': 205,
|
|
'thick': False,
|
|
'dedup': False,
|
|
'thin': True}
|
|
|
|
self.driver.vmem_mg = self.setup_mock_concerto()
|
|
self.driver._get_volume_type_extra_spec = mock.Mock(
|
|
side_effect=["True", "False"])
|
|
|
|
result = self.driver._process_extra_specs(vol)
|
|
self.assertEqual(spec_dict, result)
|
|
|
|
def test_get_storage_pool_with_extra_specs(self):
|
|
'''Select a suitable pool based on specified extra specs.'''
|
|
vol = VOLUME.copy()
|
|
vol['volume_type_id'] = 1
|
|
pool_type = "thick"
|
|
|
|
selected_pool = {
|
|
'storage_pool': 'StoragePoolA',
|
|
'storage_pool_id': 99,
|
|
'dedup': False,
|
|
'thin': False}
|
|
|
|
conf = {
|
|
'pool.select_storage_pool.return_value': selected_pool,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._get_violin_extra_spec = mock.Mock(
|
|
return_value="StoragePoolA",
|
|
)
|
|
|
|
result = self.driver._get_storage_pool(
|
|
vol,
|
|
100,
|
|
pool_type,
|
|
"create_lun")
|
|
|
|
self.assertEqual(result, selected_pool)
|
|
|
|
def test_get_storage_pool_configured_pools(self):
|
|
'''Select a suitable pool based on configured pools.'''
|
|
vol = VOLUME.copy()
|
|
pool_type = "dedup"
|
|
|
|
self.conf.violin_dedup_only_pools = ['PoolA', 'PoolB']
|
|
self.conf.violin_dedup_capable_pools = ['PoolC', 'PoolD']
|
|
|
|
selected_pool = {
|
|
'dedup': True,
|
|
'storage_pool': 'PoolA',
|
|
'storage_pool_id': 123,
|
|
'thin': True,
|
|
}
|
|
|
|
conf = {
|
|
'pool.select_storage_pool.return_value': selected_pool,
|
|
}
|
|
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
self.driver._get_violin_extra_spec = mock.Mock(
|
|
return_value="StoragePoolA")
|
|
|
|
result = self.driver._get_storage_pool(
|
|
vol,
|
|
100,
|
|
pool_type,
|
|
"create_lun",
|
|
)
|
|
|
|
self.assertEqual(result, selected_pool)
|
|
self.driver.vmem_mg.pool.select_storage_pool.assert_called_with(
|
|
100,
|
|
pool_type,
|
|
None,
|
|
self.conf.violin_dedup_only_pools,
|
|
self.conf.violin_dedup_capable_pools,
|
|
"random",
|
|
"create_lun",
|
|
)
|
|
|
|
def test_get_volume_stats(self):
|
|
'''Getting stats works successfully.'''
|
|
|
|
self.conf.reserved_percentage = 0
|
|
|
|
expected_answers = {
|
|
'vendor_name': 'Violin Memory, Inc.',
|
|
'reserved_percentage': 0,
|
|
'QoS_support': False,
|
|
'free_capacity_gb': 2781,
|
|
'total_capacity_gb': 14333,
|
|
'consistencygroup_support': False,
|
|
}
|
|
owner = 'lab-host1'
|
|
|
|
def lookup(value):
|
|
return six.text_type(value) + '.vmem.com'
|
|
conf = {
|
|
'pool.get_storage_pools.return_value': STATS_STORAGE_POOL_RESPONSE,
|
|
}
|
|
self.driver.vmem_mg = self.setup_mock_concerto(m_conf=conf)
|
|
|
|
with mock.patch('socket.getfqdn', side_effect=lookup):
|
|
result = self.driver._get_volume_stats(owner)
|
|
|
|
self.assertDictEqual(expected_answers, result)
|