+def check_writable_dir(option, opt_str, value, parser):
+ dirname = os.path.dirname(value)
+ name = os.path.basename(value)
+ if dirname and not os.path.isdir(dirname):
+ raise FatalError("`%s' is not an existing directory" % dirname)
+
+ if not name:
+ raise FatalError("`%s' is not a valid file name" % dirname)
+
+ setattr(parser.values, option.dest, value)
+
+
+def parse_options(input_args):
+ usage = "Usage: %prog [options] <input_media>"
+ parser = optparse.OptionParser(version=version, usage=usage)
+
+ token = os.environ["OKEANOS_TOKEN"] if "OKEANOS_TOKEN" in os.environ \
+ else None
+
+ parser.add_option("-o", "--outfile", type="string", dest="outfile",
+ default=None, action="callback",
+ callback=check_writable_dir, help="dump image to FILE",
+ metavar="FILE")
+
+ parser.add_option("-f", "--force", dest="force", default=False,
+ action="store_true",
+ help="overwrite output files if they exist")
+
+ parser.add_option("-s", "--silent", dest="silent", default=False,
+ help="output only errors",
+ action="store_true")
+
+ parser.add_option("-u", "--upload", dest="upload", type="string",
+ default=False,
+ help="upload the image to pithos with name FILENAME",
+ metavar="FILENAME")
+
+ parser.add_option("-r", "--register", dest="register", type="string",
+ default=False,
+ help="register the image with ~okeanos as IMAGENAME",
+ metavar="IMAGENAME")
+
+ parser.add_option("-m", "--metadata", dest="metadata", default=[],
+ help="add custom KEY=VALUE metadata to the image",
+ action="append", metavar="KEY=VALUE")
+
+ parser.add_option("-t", "--token", dest="token", type="string",
+ default=token, help="use this authentication token when "
+ "uploading/registering images [Default: %s]" % token)
+
+ parser.add_option("--print-sysprep", dest="print_sysprep", default=False,
+ help="print the enabled and disabled system preparation "
+ "operations for this input media", action="store_true")
+
+ parser.add_option("--enable-sysprep", dest="enabled_syspreps", default=[],
+ help="run SYSPREP operation on the input media",
+ action="append", metavar="SYSPREP")
+
+ parser.add_option("--disable-sysprep", dest="disabled_syspreps",
+ help="prevent SYSPREP operation from running on the "
+ "input media", default=[], action="append",
+ metavar="SYSPREP")
+
+ parser.add_option("--no-sysprep", dest="sysprep", default=True,
+ help="don't perform any system preparation operation",
+ action="store_false")
+
+ parser.add_option("--no-shrink", dest="shrink", default=True,
+ help="don't shrink any partition", action="store_false")
+
+ parser.add_option("--public", dest="public", default=False,
+ help="register image with cyclades as public",
+ action="store_true")
+
+ parser.add_option("--tmpdir", dest="tmp", type="string", default=None,
+ help="create large temporary image files under DIR",
+ metavar="DIR")
+
+ options, args = parser.parse_args(input_args)
+
+ if len(args) != 1:
+ parser.error('Wrong number of arguments')
+
+ options.source = args[0]
+ if not os.path.exists(options.source):
+ raise FatalError("Input media `%s' is not accessible" % options.source)
+
+ if options.register and not options.upload:
+ raise FatalError("You also need to set -u when -r option is set")
+
+ if options.upload and options.token is None:
+ raise FatalError(
+ "Image uploading cannot be performed. "
+ "No authentication token is specified. Use -t to set a token")
+
+ if options.tmp is not None and not os.path.isdir(options.tmp):
+ raise FatalError("The directory `%s' specified with --tmpdir is not "
+ "valid" % options.tmp)
+
+ meta = {}
+ for m in options.metadata:
+ try:
+ key, value = m.split('=', 1)
+ except ValueError:
+ raise FatalError("Metadata option: `%s' is not in KEY=VALUE "
+ "format." % m)
+ meta[key] = value
+ options.metadata = meta
+
+ return options
+
+
+def image_creator():
+ options = parse_options(sys.argv[1:])
+
+ if options.outfile is None and not options.upload and not \
+ options.print_sysprep:
+ raise FatalError("At least one of `-o', `-u' or `--print-sysprep' "
+ "must be set")
+
+ if options.silent:
+ out = SilentOutput()
+ else:
+ out = OutputWthProgress(True) if sys.stderr.isatty() else \
+ SimpleOutput(False)
+
+ title = 'snf-image-creator %s' % version
+ out.output(title)
+ out.output('=' * len(title))
+
+ if os.geteuid() != 0:
+ raise FatalError("You must run %s as root"
+ % os.path.basename(sys.argv[0]))
+
+ if not options.force and options.outfile is not None:
+ for extension in ('', '.meta', '.md5sum'):
+ filename = "%s%s" % (options.outfile, extension)
+ if os.path.exists(filename):
+ raise FatalError("Output file %s exists "
+ "(use --force to overwrite it)" % filename)
+
+ # Check if the authentication token is valid. The earlier the better