def import_target(device_type,
path,
pacemaker_ha_operation,
validate_importable=False):
"""
Passed a device type and a path import the device if such an operation make sense. For example a jbod scsi
disk does not have the concept of import whilst zfs does.
:param device_type: the type of device to import
:param path: path of device to import
:param pacemaker_ha_operation: This import is at the request of pacemaker. In HA operations the device may
often have not have been cleanly exported because the previous mounted node failed in operation.
:param validate_importable: The intention is to make sure the device can be imported but not actually import it.
in this in incarnation the device is import and the exported checking for errors.
:return: None or an Error message
"""
blockdevice = BlockDevice(device_type, path)
error = blockdevice.import_(False)
if error:
if '-f' in error and pacemaker_ha_operation:
error = blockdevice.import_(True)
if error:
console_log.error("Error importing pool: '%s'" % error)
if (error is None) and (validate_importable is True):
error = blockdevice.export()
if error:
console_log.error("Error exporting pool: '%s'" % error)
return agent_ok_or_error(error)
def import_target(device_type, path, pacemaker_ha_operation):
"""
Passed a device type and a path import the device if such an operation make sense. For example a jbod scsi
disk does not have the concept of import whilst zfs does.
:param device_type: the type of device to import
:param path: path of device to import
:param pacemaker_ha_operation: This import is at the request of pacemaker. In HA operations the device may
often have not have been cleanly exported because the previous mounted node failed in operation.
:return: None or an Error message
"""
blockdevice = BlockDevice(device_type, path)
error = blockdevice.import_(False)
if error:
if '-f' in error and pacemaker_ha_operation:
error = blockdevice.import_(True)
if error:
console_log.error("Error importing pool: '%s'" % error)
return agent_ok_or_error(error)