- parser = OptionParser()
- parser.add_option("-n", "--nonet",
- action="store_true", dest="netns", default=False,
- help="Don't enter network namespace")
- parser.add_option("-m", "--nomnt",
- action="store_true", dest="mntns", default=False,
- help="Don't enter mount namespace")
- parser.add_option("-p", "--nopid",
- action="store_true", dest="pidns", default=False,
- help="Don't enter pid namespace")
- parser.add_option("-r", "--root",
- action="store_true", dest="root", default=False,
- help="Enter as root: be careful")
-
- (options, args) = parser.parse_args()
-
- try:
- slice_name = args[0]
- except IndexError:
- print "You must specify a vm name"
- exit(1)
+ parser = ArgumentParser()
+ parser.add_argument("-n", "--nonet",
+ action="store_true", dest="netns", default=False,
+ help="Don't enter network namespace")
+ parser.add_argument("-m", "--nomnt",
+ action="store_true", dest="mntns", default=False,
+ help="Don't enter mount namespace")
+ parser.add_argument("-p", "--nopid",
+ action="store_true", dest="pidns", default=False,
+ help="Don't enter pid namespace")
+ parser.add_argument("-r", "--root",
+ action="store_true", dest="root", default=False,
+ help="Enter as root: be careful")
+ parser.add_argument("-i","--internal",
+ action="store_true", dest="internal", default=False,
+ help="does *not* prepend '-- -c' to arguments - or invoke lxcsu-internal")
+ parser.add_argument("-d","--debug",
+ action='store_true', dest='debug', default=False,
+ help="debug option")
+ parser.add_argument("-s","--nosliceuid",
+ action='store_true', dest="nosliceuid", default=False,
+ help="do not change to slice uid inside of slice")
+ parser.add_argument("-o","--noslicehome",
+ action='store_true', dest="noslicehome", default=False,
+ help="do not change to slice home directory inside of slice")
+
+ if os.path.exists("/etc/lxcsu_default"):
+ defaults = parser.parse_args(file("/etc/lxcsu_default","r").read().split())
+ parser.set_defaults(**defaults.__dict__)
+
+ parser.add_argument ("slice_name")
+ parser.add_argument ("command_to_run",nargs="*")
+
+ args = parser.parse_args()
+ slice_name=args.slice_name
+
+ # unless we run the symlink 'lxcsu-internal', or we specify the -i option, prepend '--' '-c'
+ if sys.argv[0].find('internal')>=0: args.internal=True
+
+ if len(args.command_to_run)>0 and (args.command_to_run[0] == "/sbin/service"):
+ # A quick hack to support nodemanager interfaces.py when restarting
+ # networking in a slice.
+ args.nosliceuid = True
+
+ # plain lxcsu
+ if not args.internal:
+ # no command given: enter interactive shell
+ if not args.command_to_run: args.command_to_run=['/bin/sh']
+ args.command_to_run = [ '-c' ] + [" ".join(args.command_to_run)]
+
+ # support for either setting debug at the top of this file, or on the command-line
+ if args.debug:
+ global debug
+ debug=True