def cim_vol_of_cim_pool_path(smis_common, cim_pool_path, property_list=None):
"""
Use this association to get a list of CIM_StorageVolume:
CIM_StoragePool
|
| CIM_AllocatedFromStoragePool
|
v
CIM_StorageVolume
CIM_StorageVolume['Usage'] == dmtf.VOL_USAGE_SYS_RESERVED will be filtered
out.
Return a list of CIM_StorageVolume.
"""
if property_list is None:
property_list = ['Usage']
else:
property_list = merge_list(property_list, ['Usage'])
cim_vols = smis_common.Associators(
cim_pool_path,
AssocClass='CIM_AllocatedFromStoragePool',
ResultClass='CIM_StorageVolume',
PropertyList=property_list)
needed_cim_vols = []
for cim_vol in cim_vols:
if 'Usage' not in cim_vol or \
cim_vol['Usage'] != dmtf.VOL_USAGE_SYS_RESERVED:
needed_cim_vols.append(cim_vol)
return needed_cim_vols
def cim_vol_of_cim_pool_path(smis_common, cim_pool_path, property_list=None):
"""
Use this association to get a list of CIM_StorageVolume:
CIM_StoragePool
|
| CIM_AllocatedFromStoragePool
|
v
CIM_StorageVolume
CIM_StorageVolume['Usage'] == dmtf.VOL_USAGE_SYS_RESERVED will be filtered
out.
Return a list of CIM_StorageVolume.
"""
if property_list is None:
property_list = ['Usage']
else:
property_list = merge_list(property_list, ['Usage'])
cim_vols = smis_common.Associators(
cim_pool_path,
AssocClass='CIM_AllocatedFromStoragePool',
ResultClass='CIM_StorageVolume',
PropertyList=property_list)
needed_cim_vols = []
for cim_vol in cim_vols:
if 'Usage' not in cim_vol or \
cim_vol['Usage'] != dmtf.VOL_USAGE_SYS_RESERVED:
needed_cim_vols.append(cim_vol)
return needed_cim_vols
def cim_pools_of_cim_sys_path(smis_common, cim_sys_path, property_list=None):
"""
Use this association to get a list of CIM_StoragePool:
CIM_ComputerSystem
|
| (CIM_HostedStoragePool)
|
v
CIM_StoragePool
As 'Block Services Package' is mandatory for 'Array' profile which already
checked by plugin_register(), we don't do any profile check here.
Primordial pool will be eliminated from return list.
These pools will be eliminated also:
* Spare pool with CIM_StoragePool['Usage'] == dmtf.POOL_USAGE_SPARE
* IBM ArrayPool(IBMTSDS_ArrayPool)
* IBM ArraySitePool(IBMTSDS_ArraySitePool)
"""
if property_list is None:
property_list = ['Primordial', 'Usage']
else:
property_list = merge_list(property_list, ['Primordial', 'Usage'])
cim_pools = smis_common.Associators(
cim_sys_path,
AssocClass='CIM_HostedStoragePool',
ResultClass='CIM_StoragePool',
PropertyList=property_list)
rc = []
for cim_pool in cim_pools:
if 'Primordial' in cim_pool and cim_pool['Primordial']:
continue
if 'Usage' in cim_pool and cim_pool['Usage'] == dmtf.POOL_USAGE_SPARE:
continue
# Skip IBM ArrayPool and ArraySitePool
# ArrayPool is holding RAID info.
# ArraySitePool is holding 8 disks. Predefined by array.
# ArraySite --(1to1 map) --> Array --(1to1 map)--> Rank
# By design when user get a ELEMENT_TYPE_POOL only pool,
# user can assume he/she can allocate spaces from that pool
# to create a new pool with ELEMENT_TYPE_VOLUME or
# ELEMENT_TYPE_FS ability.
# If we expose them out, we will have two kind of pools
# (ArrayPool and ArraySitePool) having element_type &
# ELEMENT_TYPE_POOL, but none of them can create a
# ELEMENT_TYPE_VOLUME pool.
# Only RankPool can create a ELEMENT_TYPE_VOLUME pool.
# We are trying to hide the detail to provide a simple
# abstraction.
if cim_pool.classname == 'IBMTSDS_ArrayPool' or \
cim_pool.classname == 'IBMTSDS_ArraySitePool':
continue
rc.append(cim_pool)
return rc
def cim_pools_of_cim_sys_path(smis_common, cim_sys_path, property_list=None):
"""
Use this association to get a list of CIM_StoragePool:
CIM_ComputerSystem
|
| (CIM_HostedStoragePool)
|
v
CIM_StoragePool
As 'Block Services Package' is mandatory for 'Array' profile which already
checked by plugin_register(), we don't do any profile check here.
Primordial pool will be eliminated from return list.
These pools will be eliminated also:
* Spare pool with CIM_StoragePool['Usage'] == dmtf.POOL_USAGE_SPARE
* IBM ArrayPool(IBMTSDS_ArrayPool)
* IBM ArraySitePool(IBMTSDS_ArraySitePool)
"""
if property_list is None:
property_list = ['Primordial', 'Usage']
else:
property_list = merge_list(property_list, ['Primordial', 'Usage'])
cim_pools = smis_common.Associators(cim_sys_path,
AssocClass='CIM_HostedStoragePool',
ResultClass='CIM_StoragePool',
PropertyList=property_list)
rc = []
for cim_pool in cim_pools:
if 'Primordial' in cim_pool and cim_pool['Primordial']:
continue
if 'Usage' in cim_pool and cim_pool['Usage'] == dmtf.POOL_USAGE_SPARE:
continue
# Skip IBM ArrayPool and ArraySitePool
# ArrayPool is holding RAID info.
# ArraySitePool is holding 8 disks. Predefined by array.
# ArraySite --(1to1 map) --> Array --(1to1 map)--> Rank
# By design when user get a ELEMENT_TYPE_POOL only pool,
# user can assume he/she can allocate spaces from that pool
# to create a new pool with ELEMENT_TYPE_VOLUME or
# ELEMENT_TYPE_FS ability.
# If we expose them out, we will have two kind of pools
# (ArrayPool and ArraySitePool) having element_type &
# ELEMENT_TYPE_POOL, but none of them can create a
# ELEMENT_TYPE_VOLUME pool.
# Only RankPool can create a ELEMENT_TYPE_VOLUME pool.
# We are trying to hide the detail to provide a simple
# abstraction.
if cim_pool.classname == 'IBMTSDS_ArrayPool' or \
cim_pool.classname == 'IBMTSDS_ArraySitePool':
continue
rc.append(cim_pool)
return rc
def cim_sys_of_sys_id(smis_common, sys_id, property_list=None):
"""
Find out the CIM_ComputerSystem for given lsm.System.id using
root_cim_sys()
"""
id_pros = cim_sys_id_pros()
if property_list is None:
property_list = id_pros
else:
property_list = merge_list(property_list, id_pros)
cim_syss = root_cim_sys(smis_common, property_list)
for cim_sys in cim_syss:
if sys_id_of_cim_sys(cim_sys) == sys_id:
return cim_sys
raise LsmError(
ErrorNumber.NOT_FOUND_SYSTEM,
"Not found System")
def cim_job_of_job_id(self, job_id, property_list=None):
"""
Return CIM_ConcreteJob for given job_id.
"""
if property_list is None:
property_list = SmisCommon.cim_job_pros()
else:
property_list = merge_list(property_list,
SmisCommon.cim_job_pros())
cim_jobs = self.EnumerateInstances('CIM_ConcreteJob',
PropertyList=property_list)
real_job_id = SmisCommon.parse_job_id(job_id)[0]
for cim_job in cim_jobs:
if md5(cim_job['InstanceID']) == real_job_id:
return cim_job
raise LsmError(ErrorNumber.NOT_FOUND_JOB, "Job %s not found" % job_id)
def _pri_cim_ext_of_cim_disk(smis_common, cim_disk_path, property_list=None):
"""
Usage:
Find out the Primordial CIM_StorageExtent of CIM_DiskDrive
In SNIA SMI-S 1.4 rev.6 Block book, section 11.1.1 'Base Model'
quote:
A disk drive is modeled as a single MediaAccessDevice (DiskDrive)
That shall be linked to a single StorageExtent (representing the
storage in the drive) by a MediaPresent association. The
StorageExtent class represents the storage of the drive and
contains its size.
Parameter:
cim_disk_path # CIM_InstanceName of CIM_DiskDrive
property_list # a List of properties needed on returned
# CIM_StorageExtent
Returns:
cim_pri_ext # The CIM_Instance of Primordial CIM_StorageExtent
Exceptions:
LsmError
ErrorNumber.LSM_PLUGIN_BUG # Failed to find out pri cim_ext
"""
if property_list is None:
property_list = ['Primordial']
else:
property_list = merge_list(property_list, ['Primordial'])
cim_exts = smis_common.Associators(
cim_disk_path,
AssocClass='CIM_MediaPresent',
ResultClass='CIM_StorageExtent',
PropertyList=property_list)
cim_exts = [p for p in cim_exts if p["Primordial"]]
if len(cim_exts) == 1:
# As SNIA commanded, only _ONE_ Primordial CIM_StorageExtent for
# each CIM_DiskDrive
return cim_exts[0]
else:
raise LsmError(ErrorNumber.PLUGIN_BUG,
"_pri_cim_ext_of_cim_disk(): "
"Got unexpected count of Primordial " +
"CIM_StorageExtent for CIM_DiskDrive: %s, %s " %
(cim_disk_path, cim_exts))
def _pri_cim_ext_of_cim_disk(smis_common, cim_disk_path, property_list=None):
"""
Usage:
Find out the Primordial CIM_StorageExtent of CIM_DiskDrive
In SNIA SMI-S 1.4 rev.6 Block book, section 11.1.1 'Base Model'
quote:
A disk drive is modeled as a single MediaAccessDevice (DiskDrive)
That shall be linked to a single StorageExtent (representing the
storage in the drive) by a MediaPresent association. The
StorageExtent class represents the storage of the drive and
contains its size.
Parameter:
cim_disk_path # CIM_InstanceName of CIM_DiskDrive
property_list # a List of properties needed on returned
# CIM_StorageExtent
Returns:
cim_pri_ext # The CIM_Instance of Primordial CIM_StorageExtent
Exceptions:
LsmError
ErrorNumber.LSM_PLUGIN_BUG # Failed to find out pri cim_ext
"""
if property_list is None:
property_list = ['Primordial']
else:
property_list = merge_list(property_list, ['Primordial'])
cim_exts = smis_common.Associators(cim_disk_path,
AssocClass='CIM_MediaPresent',
ResultClass='CIM_StorageExtent',
PropertyList=property_list)
cim_exts = [p for p in cim_exts if p["Primordial"]]
if len(cim_exts) == 1:
# As SNIA commanded, only _ONE_ Primordial CIM_StorageExtent for
# each CIM_DiskDrive
return cim_exts[0]
else:
raise LsmError(
ErrorNumber.PLUGIN_BUG, "_pri_cim_ext_of_cim_disk(): "
"Got unexpected count of Primordial " +
"CIM_StorageExtent for CIM_DiskDrive: %s, %s " %
(cim_disk_path, cim_exts))
def root_cim_sys(smis_common, property_list=None):
"""
Use this association to find out the root CIM_ComputerSystem:
CIM_RegisteredProfile # Root Profile('Array') in interop
|
| CIM_ElementConformsToProfile
v
CIM_ComputerSystem # vendor namespace
"""
id_pros = cim_sys_id_pros()
if property_list is None:
property_list = id_pros
else:
property_list = merge_list(property_list, id_pros)
if smis_common.is_megaraid():
cim_syss = smis_common.EnumerateInstances(
'CIM_ComputerSystem', PropertyList=property_list)
else:
cim_syss = smis_common.Associators(
smis_common.root_blk_cim_rp.path,
ResultClass='CIM_ComputerSystem',
AssocClass='CIM_ElementConformsToProfile',
PropertyList=property_list)
if len(cim_syss) == 0:
raise LsmError(ErrorNumber.NO_SUPPORT,
"Current SMI-S provider does not provide "
"the root CIM_ComputerSystem associated "
"to 'Array' CIM_RegisteredProfile.")
# System URI Filtering
if smis_common.system_list:
needed_cim_syss = []
for cim_sys in cim_syss:
if sys_id_of_cim_sys(cim_sys) in smis_common.system_list:
needed_cim_syss.extend([cim_sys])
return needed_cim_syss
else:
return cim_syss
