3 # Copyright 2011 GRNET S.A. All rights reserved.
5 # Redistribution and use in source and binary forms, with or
6 # without modification, are permitted provided that the following
9 # 1. Redistributions of source code must retain the above
10 # copyright notice, this list of conditions and the following
13 # 2. Redistributions in binary form must reproduce the above
14 # copyright notice, this list of conditions and the following
15 # disclaimer in the documentation and/or other materials
16 # provided with the distribution.
18 # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
19 # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
20 # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
21 # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
22 # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
23 # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
24 # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
25 # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
26 # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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32 # documentation are those of the authors and should not be
33 # interpreted as representing official policies, either expressed
34 # or implied, of GRNET S.A.
36 from image_creator import get_os_class
37 from image_creator import __version__ as version
38 from image_creator import FatalError
39 from image_creator.disk import Disk
40 from image_creator.util import get_command
46 dd = get_command('dd')
49 def check_writable_dir(option, opt_str, value, parser):
50 dirname = os.path.dirname(value)
51 name = os.path.basename(value)
52 if dirname and not os.path.isdir(dirname):
53 parser.error("`%s' is not an existing directory" % dirname)
56 parser.error("`%s' is not a valid file name" % dirname)
58 setattr(parser.values, option.dest, value)
61 def parse_options(input_args):
62 usage = "Usage: %prog [options] <input_media>"
63 parser = optparse.OptionParser(version=version, usage=usage)
65 parser.add_option("-f", "--force", dest="force", default=False,
66 action="store_true", help="Overwrite output files if they exist")
68 parser.add_option("--no-cleanup", dest="cleanup", default=True,
69 help="Don't cleanup sensitive data before extracting the image",
72 parser.add_option("--no-sysprep", dest="sysprep", default=True,
73 help="Don't perform system preperation before extracting the image",
76 parser.add_option("--no-shrink", dest="shrink", default=True,
77 help="Don't shrink any partition before extracting the image",
80 parser.add_option("-o", "--outfile", type="string", dest="outfile",
81 default=None, action="callback", callback=check_writable_dir,
82 help="Output image file",
85 parser.add_option("-u", "--upload", dest="upload", default=False,
86 help="Upload image to a pithos repository using kamaki",
89 parser.add_option("-r", "--register", dest="register", default=False,
90 help="Register image to okeanos using kamaki", action="store_true")
92 options, args = parser.parse_args(input_args)
95 parser.error('Wrong number of arguments')
96 options.source = args[0]
97 if not os.path.exists(options.source):
98 parser.error('input media is not accessible')
101 options.upload = True
103 if options.outfile is None and not options.upload:
104 parser.error('either outfile (-o) or upload (-u) must be set.')
111 options = parse_options(sys.argv[1:])
113 if os.geteuid() != 0:
114 raise FatalError("You must run %s as root" \
115 % os.path.basename(sys.argv[0]))
117 if not options.force:
118 for extension in ('', '.meta'):
119 filename = "%s%s" % (options.outfile, extension)
120 if os.path.exists(filename):
121 raise FatalError("Output file %s exists "
122 "(use --force to overwrite it)." % filename)
124 disk = Disk(options.source)
126 dev = disk.get_device()
128 osclass = get_os_class(dev.distro, dev.ostype)
129 image_os = osclass(dev.root, dev.g)
130 metadata = image_os.get_metadata()
136 image_os.data_cleanup()
140 size = options.shrink and dev.shrink() or dev.size()
141 metadata['size'] = str(size // 2 ** 20)
144 if options.outfile is not None:
145 outfile = options.outfile
146 f = open('%s.%s' % (options.outfile, 'meta'), 'w')
148 for key in metadata.keys():
149 f.write("%s=%s\n" % (key, metadata[key]))
153 outfd, outfile = tmpfile.mkstemp()
156 dd('if=%s' % dev.device,
158 'bs=4M', 'count=%d' % ((size + 1) // 2 ** 22))
163 #The image is ready, lets call kamaki if necessary
167 if options.outfile is None:
172 COLOR_BLACK = "\033[00m"
173 COLOR_RED = "\033[1;31m"
178 ret = image_creator()
180 except FatalError as e:
181 print >> sys.stderr, "\n%sError: %s%s\n" % (COLOR_RED, e, COLOR_BLACK)
185 if __name__ == '__main__':
188 # vim: set sta sts=4 shiftwidth=4 sw=4 et ai :