1 # Copyright 2011 GRNET S.A. All rights reserved.
3 # Redistribution and use in source and binary forms, with or
4 # without modification, are permitted provided that the following
7 # 1. Redistributions of source code must retain the above
8 # copyright notice, this list of conditions and the following
11 # 2. Redistributions in binary form must reproduce the above
12 # copyright notice, this list of conditions and the following
13 # disclaimer in the documentation and/or other materials
14 # provided with the distribution.
16 # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
17 # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
18 # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
19 # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
20 # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
21 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
22 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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24 # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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30 # documentation are those of the authors and should not be
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32 # or implied, of GRNET S.A.
34 from image_creator import get_os_class
35 from image_creator import __version__ as version
36 from image_creator import FatalError
37 from image_creator.disk import Disk
38 from image_creator.util import get_command
44 dd = get_command('dd')
47 def check_writable_dir(option, opt_str, value, parser):
48 dirname = os.path.dirname(value)
49 name = os.path.basename(value)
50 if dirname and not os.path.isdir(dirname):
51 parser.error("`%s' is not an existing directory" % dirname)
54 parser.error("`%s' is not a valid file name" % dirname)
56 setattr(parser.values, option.dest, value)
59 def parse_options(input_args):
60 usage = "Usage: %prog [options] <input_media>"
61 parser = optparse.OptionParser(version=version, usage=usage)
63 parser.add_option("-f", "--force", dest="force", default=False,
64 action="store_true", help="Overwrite output files if they exist")
66 parser.add_option("--no-cleanup", dest="cleanup", default=True,
67 help="Don't cleanup sensitive data before extracting the image",
70 parser.add_option("--no-sysprep", dest="sysprep", default=True,
71 help="Don't perform system preperation before extracting the image",
74 parser.add_option("--no-shrink", dest="shrink", default=True,
75 help="Don't shrink any partition before extracting the image",
78 parser.add_option("-o", "--outfile", type="string", dest="outfile",
79 default=None, action="callback", callback=check_writable_dir,
80 help="Output image file",
83 parser.add_option("-u", "--upload", dest="upload", default=False,
84 help="Upload image to a pithos repository using kamaki",
87 parser.add_option("-r", "--register", dest="register", default=False,
88 help="Register image to okeanos using kamaki", action="store_true")
90 options, args = parser.parse_args(input_args)
93 parser.error('Wrong number of arguments')
94 options.source = args[0]
95 if not os.path.exists(options.source):
96 parser.error('input media is not accessible')
101 if options.outfile is None and not options.upload:
102 parser.error('either outfile (-o) or upload (-u) must be set.')
109 options = parse_options(sys.argv[1:])
111 if os.geteuid() != 0:
112 raise FatalError("You must run %s as root" \
113 % os.path.basename(sys.argv[0]))
115 if not options.force:
116 for extension in ('', '.meta'):
117 filename = "%s%s" % (options.outfile, extension)
118 if os.path.exists(filename):
119 raise FatalError("Output file %s exists "
120 "(use --force to overwrite it)." % filename)
122 disk = Disk(options.source)
124 dev = disk.get_device()
126 osclass = get_os_class(dev.distro, dev.ostype)
127 image_os = osclass(dev.root, dev.g)
128 metadata = image_os.get_metadata()
134 image_os.data_cleanup()
138 size = options.shrink and dev.shrink() or dev.size()
139 metadata['size'] = str(size // 2 ** 20)
142 if options.outfile is not None:
143 outfile = options.outfile
144 f = open('%s.%s' % (options.outfile, 'meta'), 'w')
146 for key in metadata.keys():
147 f.write("%s=%s\n" % (key, metadata[key]))
151 outfd, outfile = tmpfile.mkstemp()
154 dd('if=%s' % dev.device,
156 'bs=4M', 'count=%d' % ((size + 1) // 2 ** 22))
161 #The image is ready, lets call kamaki if necessary
165 if options.outfile is None:
170 COLOR_BLACK = "\033[00m"
171 COLOR_RED = "\033[1;31m"
175 ret = image_creator()
177 except FatalError as e:
178 print >> sys.stderr, "\n%sError: %s%s\n" % (COLOR_RED, e, COLOR_BLACK)
182 if __name__ == '__main__':
184 # vim: set sta sts=4 shiftwidth=4 sw=4 et ai :