def _get_device(self, object_name):
"""
Get Anaconda StorageDevice for given name, without any checks.
"""
path = object_name['DeviceID']
device = storage.get_device_for_persistent_name(self.storage, path)
return device
def get_configuration_for_id(self, instance_id):
"""
Return Setting instance for given instance_id.
Return None if no such Setting is found.
"""
path = self.parse_setting_id(instance_id)
if not path:
return None
device = storage.get_device_for_persistent_name(self.storage, path)
if not device:
return None
return self.get_configuration(device)
def get_associated_element_name(self, instance_id):
"""
Return CIMInstanceName for ElementSettingData association.
Return None if no such element exist.
"""
path = self.parse_setting_id(instance_id)
if not path:
return None
device = storage.get_device_for_persistent_name(self.storage, path)
if not device:
return None
return self.provider_manager.get_name_for_device(device)
def get_associated_element_name(self, setting_provider, instance_id):
"""
Return CIMInstanceName of ManagedElement for ElementSettingData
association for setting with given ID.
Return None if no such ManagedElement exists.
"""
path = setting_provider.parse_setting_id(instance_id)
if not path:
return None
device = storage.get_device_for_persistent_name(self.storage, path)
if not device:
return None
fmt = device.format
provider = self.provider_manager.get_provider_for_format(device, fmt)
return provider.get_name_for_format(device, fmt)
def get_setting_for_id(self, setting_provider, instance_id):
"""
Return Setting instance, which corresponds to LMI_*Setting with
given InstanceID.
Return None if there is no such instance.
"""
path = setting_provider.parse_setting_id(instance_id)
if not path:
return None
device = storage.get_device_for_persistent_name(self.storage, path)
if not device:
return None
if not device.format:
return None
return self._get_setting_for_format(setting_provider, device.format)
def get_associated_element_name(self, setting_provider, instance_id):
"""
Return CIMInstanceName of ManagedElement for ElementSettingData
association for setting with given ID.
Return None if no such ManagedElement exists.
"""
path = setting_provider.parse_setting_id(instance_id)
if not path:
return None
device = storage.get_device_for_persistent_name(self.storage, path)
if not device:
return None
if not isinstance(device, blivet.devices.MDRaidArrayDevice):
cmpi_logging.logger.trace_warn(
"InstanceID %s is not LVMLogicalVolumeDevice" % instance_id)
return None
return self.get_name_for_device(device)
def get_setting_for_id(self, setting_provider, instance_id):
"""
Return Setting instance, which corresponds to LMI_*Setting with
given InstanceID.
Return None if there is no such instance.
Subclasses must override this method.
"""
path = setting_provider.parse_setting_id(instance_id)
if not path:
return None
device = storage.get_device_for_persistent_name(self.storage, path)
if not path:
return None
if not isinstance(device, blivet.devices.MDRaidArrayDevice):
cmpi_logging.logger.trace_warn(
"InstanceID %s is not LVMLogicalVolumeDevice" % instance_id)
return None
return self._get_setting_for_device(device, setting_provider)
def get_pool_name_for_capabilities(self, instance_id):
"""
Return CIMInstanceName of storage pool associated with capabilities
with given id.
"""
path = self.parse_instance_id(instance_id)
if not path:
return None
device = storage.get_device_for_persistent_name(self.storage, path)
if not device:
return None
if not isinstance(device,
blivet.devices.LVMVolumeGroupDevice):
cmpi_logging.logger.trace_warn(
"InstanceID %s is not LVMVolumeGroupDevice" % instance_id)
return None
if not self.pool_provider:
self.pool_provider = self.provider_manager.get_provider_for_device(
device)
return self.pool_provider.get_name_for_device(device)
def get_capabilities_for_id(self, instance_id):
"""
Return dictionary property_name -> value.
If the capabilities are the default ones, it must have
'_default' as a property name.
Return None if there is no such Capabilities instance.
Subclasses can override this method.
"""
path = self.parse_instance_id(instance_id)
if not path:
return None
device = storage.get_device_for_persistent_name(self.storage, path)
if not device:
return None
if not isinstance(device,
blivet.devices.LVMVolumeGroupDevice):
cmpi_logging.logger.trace_warn(
"InstanceID %s is not LVMVolumeGroupDevice" % instance_id)
return None
return self._get_capabilities_for_device(device)
def get_format_for_id(self, name):
"""
Return tuple (StorageDevice, DeviceFormat) for given Name property
of CIMInstance. Return (None, None) if no such format exist.
This is reverse function to get_format_id().
Subclasses do not need to override this method if they do not
override get_format_id().
The returned device represents one randomly chosen device if the
format spans over multiple devices, use get_devices() to get all
of them.
"""
if name.startswith("DEVICE="):
(_unused, devname) = name.split("=")
device = storage.get_device_for_persistent_name(self.storage, devname)
elif name.startswith("UUID="):
(_unused, uuid) = name.split("=")
device = self.storage.devicetree.getDeviceByUuid(uuid)
else:
return (None, None)
if not device:
return (None, None)
return (device, device.format)
