thestinger/playpen — pull request #8 by vodik (2013-05-28 02:17:50+00:00)
Title: Add getopt to enable some simple configuration

And a usage message:

usage: playpen [options] [command ...]
Options:
-h, --help display this help
-v, --version display version
-u, --user=USER the user to run the program as
-r, --root=ROOT the root of the container
-n, --hostname=NAME the hostname to set the container to
--memory-limit=LIMIT the memory limit of the container