usage: migrate-vars [-h] [-l LEVEL] [--template FILE] [--varstore FILE] [--guest NAME]

options:
  -h, --help            show this help message and exit
  -l, --loglevel LEVEL  set loglevel to LEVEL
  --template FILE       use varstore template FILE
  --varstore FILE       migrate variable store FILE
  --guest NAME          migrate libvirt guest NAME