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

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