def add_remove_distributed_vpool_test():
"""
Create a vPool with 'distributed' BackendType and remove it
Related ticket: http://jira.cloudfounders.com/browse/OVS-4050
"""
# Verify if an unused disk is available to mount
unused_disks = GeneralDisk.get_unused_disks()
if len(unused_disks) == 0:
logger.info('No available disks found to mount locally for the distributed backend')
return
# Raise if vPool already exists
vpool_name = 'add-remove-distr-vpool'
vpool = GeneralVPool.get_vpool_by_name(vpool_name=vpool_name)
if vpool is not None:
raise RuntimeError('vPool with name "{0}" still exists'.format(vpool_name))
unused_disk = unused_disks[0]
if not unused_disk.startswith('/dev/'):
raise ValueError('Unused disk must be absolute path')
# Create a partition on the disk
local_sr = GeneralStorageRouter.get_local_storagerouter()
disk = GeneralDisk.get_disk_by_devicename(storagerouter=local_sr,
device_name=unused_disk)
partition = GeneralDisk.partition_disk(disk=disk)
# Mount the unused disk
if partition.mountpoint is None:
GeneralDisk.configure_disk(storagerouter=local_sr, disk=disk, offset=0, size=disk.size, roles=[], partition=partition)
partition.discard() # Re-initializes the object
# Add vPool and validate health
vpool, vpool_params = GeneralVPool.add_vpool(vpool_parameters={'vpool_name': vpool_name,
'type': 'distributed',
'distributed_mountpoint': partition.mountpoint})
assert vpool is not None, 'vPool {0} was not created'.format(vpool_name)
GeneralVPool.validate_vpool_sanity(expected_settings=vpool_params)
# Retrieve vPool information before removal
guid = vpool.guid
name = vpool.name
backend_type = vpool.backend_type.code
files = GeneralVPool.get_related_files(vpool)
directories = GeneralVPool.get_related_directories(vpool)
storagerouters = [sd.storagerouter for sd in vpool.storagedrivers]
# Remove vPool and validate removal
GeneralVPool.remove_vpool(vpool=vpool)
vpool = GeneralVPool.get_vpool_by_name(vpool_name=vpool_name)
assert vpool is None, 'vPool {0} was not deleted'.format(vpool_name)
GeneralVPool.check_vpool_cleanup(vpool_info={'guid': guid,
'name': name,
'type': backend_type,
'files': files,
'directories': directories},
storagerouters=storagerouters)
GeneralDisk.unpartition_disk(disk)
def add_remove_alba_vpool_test():
"""
Create a vPool using default values (from autotest.cfg)
If a vPool with name already exists, remove it and create a new vPool
Validate the newly created vPool is correctly running
Remove the newly created vPool and validate everything related to the vPool has been cleaned up
"""
# Raise if vPool already exists
vpool_name = 'add-delete-alba-vpool'
vpool = GeneralVPool.get_vpool_by_name(vpool_name=vpool_name)
if vpool is not None:
raise RuntimeError('vPool with name "{0}" still exists'.format(vpool_name))
# Add vPool and validate health
vpool, vpool_params = GeneralVPool.add_vpool(vpool_parameters={'vpool_name': vpool_name})
assert vpool is not None, 'vPool {0} was not created'.format(vpool_name)
GeneralVPool.validate_vpool_sanity(expected_settings=vpool_params)
# Retrieve vPool information before removal
guid = vpool.guid
name = vpool.name
backend_type = vpool.backend_type.code
files = GeneralVPool.get_related_files(vpool)
directories = GeneralVPool.get_related_directories(vpool)
storagerouters = [sd.storagerouter for sd in vpool.storagedrivers]
# Remove vPool and validate removal
GeneralVPool.remove_vpool(vpool=vpool)
vpool = GeneralVPool.get_vpool_by_name(vpool_name=vpool_name)
assert vpool is None, 'vPool {0} was not deleted'.format(vpool_name)
GeneralVPool.check_vpool_cleanup(vpool_info={'guid': guid,
'name': name,
'type': backend_type,
'files': files,
'directories': directories},
storagerouters=storagerouters)
