def get_power_state(self):
"""Get current power state of this node
:param node: Ironic node one of :class:`ironic.db.models.Node`
:raises: InvalidParameterValue if required Ucs parameters are
missing
:raises: UcsOperationError: on an error from Ucs.
:returns: Power state of the given node
"""
rn_array = [
self.helper.service_profile,
ManagedObject(NamingId.LS_POWER).MakeRn()
]
try:
ls_power = ucs_helper.get_managed_object(
self.helper.handle, LsPower.ClassId(),
{LsPower.DN: UcsUtils.MakeDn(rn_array)})
if not ls_power:
raise exception.UcsOperationError(
"get_power_state",
"Failed to get LsPower MO, configure valid "
"service-profile")
return ls_power[0].getattr(LsPower.STATE)
except UcsException as ex:
raise exception.UcsOperationError(message=ex)
def set_power_state(self, desired_state):
"""Set power state of this node
:param node: Ironic node one of :class:`ironic.db.models.Node`
:raises: InvalidParameterValue if required seamicro parameters are
missing.
:raises: UcsOperationError on an error from UcsHandle Client.
:returns: Power state of the given node
"""
rn_array = [
self.helper.service_profile,
ManagedObject(NamingId.LS_POWER).MakeRn()
]
try:
ls_power = ucs_helper.get_managed_object(
self.helper.handle, LsPower.ClassId(),
{LsPower.DN: UcsUtils.MakeDn(rn_array)})
if not ls_power:
raise exception.UcsOperationError(
"set_power_state", "Failed to get power MO,"
" configure valid service-profile.")
else:
ls_power_set = self.helper.handle.SetManagedObject(
ls_power,
LsPower.ClassId(), {LsPower.STATE: desired_state},
dumpXml=YesOrNo.TRUE)
if ls_power_set:
power = ls_power_set.pop()
return power.getattr(LsPower.STATE)
else:
return states.ERROR
except Exception as ex:
raise exception.UcsOperationError(
"set_power_state", "Failed to get power MO,"
"configure valid servie-profile.")
def config_managed_object(p_dn, p_class_id, class_id,
mo_config, mo_dn, handle=None, delete=True):
"""Configure the specified MO in UCS Manager.
:param uuid: MO config
:param p_dn: parent MO DN
:param p_class_id: parent MO class ID
:param class_id: MO class ID
:param MO configuration: MO config
:param mo_dn: MO DN value
:param handle: optional UCS Manager handle object
:returns: Managed Object
:raises: UcsOperationError in case of failure.
"""
if handle is None:
handle = self.handle
try:
result = handle.AddManagedObject(None, classId=class_id,
params=mo_config,
modifyPresent=True,
dumpXml=YesOrNo.TRUE)
return result
except UcsException as ex:
print(_("Cisco client exception: %(msg)s"), {'msg': ex})
raise exception.UcsOperationError('config_managed_object', error=ex)