ceph/src/pybind/mgr/volumes/fs/operations/versions/subvolume_attrs.py

   1 import errno
   2 from enum import Enum, unique
   3
   4 from ...exception import VolumeException
   5
   6
   7 @unique
   8 class SubvolumeTypes(Enum):
   9     TYPE_NORMAL = "subvolume"
  10     TYPE_CLONE = "clone"
  11
  12     @staticmethod
  13     def from_value(value):
  14         if value == "subvolume":
  15             return SubvolumeTypes.TYPE_NORMAL
  16         if value == "clone":
  17             return SubvolumeTypes.TYPE_CLONE
  18
  19         raise VolumeException(-errno.EINVAL, "invalid subvolume type '{0}'".format(value))
  20
  21
  22 @unique
  23 class SubvolumeStates(Enum):
  24     STATE_INIT = 'init'
  25     STATE_PENDING = 'pending'
  26     STATE_INPROGRESS = 'in-progress'
  27     STATE_FAILED = 'failed'
  28     STATE_COMPLETE = 'complete'
  29     STATE_CANCELED = 'canceled'
  30     STATE_RETAINED = 'snapshot-retained'
  31
  32     @staticmethod
  33     def from_value(value):
  34         if value == "init":
  35             return SubvolumeStates.STATE_INIT
  36         if value == "pending":
  37             return SubvolumeStates.STATE_PENDING
  38         if value == "in-progress":
  39             return SubvolumeStates.STATE_INPROGRESS
  40         if value == "failed":
  41             return SubvolumeStates.STATE_FAILED
  42         if value == "complete":
  43             return SubvolumeStates.STATE_COMPLETE
  44         if value == "canceled":
  45             return SubvolumeStates.STATE_CANCELED
  46         if value == "snapshot-retained":
  47             return SubvolumeStates.STATE_RETAINED
  48
  49         raise VolumeException(-errno.EINVAL, "invalid state '{0}'".format(value))
  50
  51
  52 @unique
  53 class SubvolumeActions(Enum):
  54     ACTION_NONE = 0
  55     ACTION_SUCCESS = 1
  56     ACTION_FAILED = 2
  57     ACTION_CANCELLED = 3
  58     ACTION_RETAINED = 4
  59
  60
  61 @unique
  62 class SubvolumeFeatures(Enum):
  63     FEATURE_SNAPSHOT_CLONE = "snapshot-clone"
  64     FEATURE_SNAPSHOT_RETENTION = "snapshot-retention"
  65     FEATURE_SNAPSHOT_AUTOPROTECT = "snapshot-autoprotect"