ceph/src/ceph-volume/ceph_volume/devices/lvm/common.py

   1 import argparse
   2
   3
   4 def common_parser(prog, description):
   5     """
   6     Both prepare and create share the same parser, those are defined here to
   7     avoid duplication
   8     """
   9     parser = argparse.ArgumentParser(
  10         prog=prog,
  11         formatter_class=argparse.RawDescriptionHelpFormatter,
  12         description=description,
  13     )
  14     required_args = parser.add_argument_group('required arguments')
  15     parser.add_argument(
  16         '--journal',
  17         help='A logical group name, path to a logical volume, or path to a device',
  18     )
  19     required_args.add_argument(
  20         '--data',
  21         required=True,
  22         help='A logical group name or a path to a logical volume',
  23     )
  24     parser.add_argument(
  25         '--journal-size',
  26         default=5,
  27         metavar='GB',
  28         type=int,
  29         help='Size (in GB) A logical group name or a path to a logical volume',
  30     )
  31     parser.add_argument(
  32         '--bluestore',
  33         action='store_true', default=False,
  34         help='Use the bluestore objectstore (not currently supported)',
  35     )
  36     parser.add_argument(
  37         '--filestore',
  38         action='store_true', default=True,
  39         help='Use the filestore objectstore (currently the only supported object store)',
  40     )
  41     parser.add_argument(
  42         '--osd-id',
  43         help='Reuse an existing OSD id',
  44     )
  45     parser.add_argument(
  46         '--osd-fsid',
  47         help='Reuse an existing OSD fsid',
  48     )
  49     # Do not parse args, so that consumers can do something before the args get
  50     # parsed triggering argparse behavior
  51     return parser
  52
  53
  54 create_parser = common_parser  # noqa
  55 prepare_parser = common_parser  # noqa