root / image_creator / main.py @ 8e3065a0
History | View | Annotate | Download (8.2 kB)
1 | ae48a082 | Nikos Skalkotos | #!/usr/bin/env python
|
---|---|---|---|
2 | ae48a082 | Nikos Skalkotos | |
3 | d57775d4 | Nikos Skalkotos | # Copyright 2011 GRNET S.A. All rights reserved.
|
4 | d57775d4 | Nikos Skalkotos | #
|
5 | d57775d4 | Nikos Skalkotos | # Redistribution and use in source and binary forms, with or
|
6 | d57775d4 | Nikos Skalkotos | # without modification, are permitted provided that the following
|
7 | d57775d4 | Nikos Skalkotos | # conditions are met:
|
8 | d57775d4 | Nikos Skalkotos | #
|
9 | d57775d4 | Nikos Skalkotos | # 1. Redistributions of source code must retain the above
|
10 | d57775d4 | Nikos Skalkotos | # copyright notice, this list of conditions and the following
|
11 | d57775d4 | Nikos Skalkotos | # disclaimer.
|
12 | d57775d4 | Nikos Skalkotos | #
|
13 | d57775d4 | Nikos Skalkotos | # 2. Redistributions in binary form must reproduce the above
|
14 | d57775d4 | Nikos Skalkotos | # copyright notice, this list of conditions and the following
|
15 | d57775d4 | Nikos Skalkotos | # disclaimer in the documentation and/or other materials
|
16 | d57775d4 | Nikos Skalkotos | # provided with the distribution.
|
17 | d57775d4 | Nikos Skalkotos | #
|
18 | d57775d4 | Nikos Skalkotos | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
|
19 | d57775d4 | Nikos Skalkotos | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
|
20 | d57775d4 | Nikos Skalkotos | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
|
21 | d57775d4 | Nikos Skalkotos | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
|
22 | d57775d4 | Nikos Skalkotos | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
|
23 | d57775d4 | Nikos Skalkotos | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
|
24 | d57775d4 | Nikos Skalkotos | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
|
25 | d57775d4 | Nikos Skalkotos | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
|
26 | d57775d4 | Nikos Skalkotos | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
|
27 | d57775d4 | Nikos Skalkotos | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
|
28 | d57775d4 | Nikos Skalkotos | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
|
29 | d57775d4 | Nikos Skalkotos | # POSSIBILITY OF SUCH DAMAGE.
|
30 | d57775d4 | Nikos Skalkotos | #
|
31 | d57775d4 | Nikos Skalkotos | # The views and conclusions contained in the software and
|
32 | d57775d4 | Nikos Skalkotos | # documentation are those of the authors and should not be
|
33 | d57775d4 | Nikos Skalkotos | # interpreted as representing official policies, either expressed
|
34 | d57775d4 | Nikos Skalkotos | # or implied, of GRNET S.A.
|
35 | d57775d4 | Nikos Skalkotos | |
36 | aa2062ba | Nikos Skalkotos | from image_creator import get_os_class |
37 | c408053f | Nikos Skalkotos | from image_creator import __version__ as version |
38 | 997ac76a | Nikos Skalkotos | from image_creator import util |
39 | d57775d4 | Nikos Skalkotos | from image_creator.disk import Disk |
40 | 8e3065a0 | Nikos Skalkotos | from image_creator.util import get_command, error, success, output, \ |
41 | 8e3065a0 | Nikos Skalkotos | FatalError, progress, md5 |
42 | 997ac76a | Nikos Skalkotos | from image_creator.kamaki_wrapper import Kamaki |
43 | d57775d4 | Nikos Skalkotos | import sys |
44 | d57775d4 | Nikos Skalkotos | import os |
45 | c408053f | Nikos Skalkotos | import optparse |
46 | 3ccb2618 | Nikos Skalkotos | |
47 | 3ccb2618 | Nikos Skalkotos | dd = get_command('dd')
|
48 | c408053f | Nikos Skalkotos | |
49 | c408053f | Nikos Skalkotos | |
50 | 0ae01e26 | Nikos Skalkotos | def check_writable_dir(option, opt_str, value, parser): |
51 | 0ae01e26 | Nikos Skalkotos | dirname = os.path.dirname(value) |
52 | 0ae01e26 | Nikos Skalkotos | name = os.path.basename(value) |
53 | 0ae01e26 | Nikos Skalkotos | if dirname and not os.path.isdir(dirname): |
54 | b5430a9f | Nikos Skalkotos | raise FatalError("`%s' is not an existing directory" % dirname) |
55 | c408053f | Nikos Skalkotos | |
56 | 0ae01e26 | Nikos Skalkotos | if not name: |
57 | b5430a9f | Nikos Skalkotos | raise FatalError("`%s' is not a valid file name" % dirname) |
58 | c408053f | Nikos Skalkotos | |
59 | c408053f | Nikos Skalkotos | setattr(parser.values, option.dest, value)
|
60 | c408053f | Nikos Skalkotos | |
61 | c408053f | Nikos Skalkotos | |
62 | c408053f | Nikos Skalkotos | def parse_options(input_args): |
63 | 0ae01e26 | Nikos Skalkotos | usage = "Usage: %prog [options] <input_media>"
|
64 | c408053f | Nikos Skalkotos | parser = optparse.OptionParser(version=version, usage=usage) |
65 | c408053f | Nikos Skalkotos | |
66 | 997ac76a | Nikos Skalkotos | account = os.environ["OKEANOS_USER"] if "OKEANOS_USER" in os.environ \ |
67 | 997ac76a | Nikos Skalkotos | else None |
68 | 997ac76a | Nikos Skalkotos | token = os.environ["OKEANOS_TOKEN"] if "OKEANOS_TOKEN" in os.environ \ |
69 | 997ac76a | Nikos Skalkotos | else None |
70 | 9cbb5794 | Nikos Skalkotos | |
71 | 0ae01e26 | Nikos Skalkotos | parser.add_option("-o", "--outfile", type="string", dest="outfile", |
72 | 0ae01e26 | Nikos Skalkotos | default=None, action="callback", callback=check_writable_dir, |
73 | 979096dd | Nikos Skalkotos | help="dump image to FILE", metavar="FILE") |
74 | 979096dd | Nikos Skalkotos | |
75 | 997ac76a | Nikos Skalkotos | parser.add_option("-f", "--force", dest="force", default=False, |
76 | 997ac76a | Nikos Skalkotos | action="store_true", help="overwrite output files if they exist") |
77 | 76d4a1c9 | Nikos Skalkotos | |
78 | 979096dd | Nikos Skalkotos | parser.add_option("-s", "--silent", dest="silent", default=False, |
79 | f165adc0 | Nikos Skalkotos | help="silent mode, only output errors", action="store_true") |
80 | 0ae01e26 | Nikos Skalkotos | |
81 | b5430a9f | Nikos Skalkotos | parser.add_option("-u", "--upload", dest="upload", type="string", |
82 | b5430a9f | Nikos Skalkotos | default=False, help="upload the image to pithos with name FILENAME", |
83 | b5430a9f | Nikos Skalkotos | metavar="FILENAME")
|
84 | 1a3f1298 | Nikos Skalkotos | |
85 | b5430a9f | Nikos Skalkotos | parser.add_option("-r", "--register", dest="register", type="string", |
86 | b5430a9f | Nikos Skalkotos | default=False, help="register the image to ~okeanos as IMAGENAME", |
87 | b5430a9f | Nikos Skalkotos | metavar="IMAGENAME")
|
88 | 1a3f1298 | Nikos Skalkotos | |
89 | 997ac76a | Nikos Skalkotos | parser.add_option("-a", "--account", dest="account", type="string", |
90 | 997ac76a | Nikos Skalkotos | default=account, |
91 | 997ac76a | Nikos Skalkotos | help="Use this ACCOUNT when uploading/registring images [Default: %s]"\
|
92 | 997ac76a | Nikos Skalkotos | % account) |
93 | 997ac76a | Nikos Skalkotos | |
94 | 997ac76a | Nikos Skalkotos | parser.add_option("-t", "--token", dest="token", type="string", |
95 | 997ac76a | Nikos Skalkotos | default=token, |
96 | 997ac76a | Nikos Skalkotos | help="Use this token when uploading/registring images [Default: %s]"\
|
97 | 997ac76a | Nikos Skalkotos | % token) |
98 | 997ac76a | Nikos Skalkotos | |
99 | 997ac76a | Nikos Skalkotos | parser.add_option("--print-sysprep", dest="print_sysprep", default=False, |
100 | 997ac76a | Nikos Skalkotos | help="print the enabled and disabled system preparation operations "
|
101 | 997ac76a | Nikos Skalkotos | "for this input media", action="store_true") |
102 | 997ac76a | Nikos Skalkotos | |
103 | 997ac76a | Nikos Skalkotos | parser.add_option("--enable-sysprep", dest="enabled_syspreps", default=[], |
104 | 997ac76a | Nikos Skalkotos | help="run SYSPREP operation on the input media",
|
105 | 997ac76a | Nikos Skalkotos | action="append", metavar="SYSPREP") |
106 | 997ac76a | Nikos Skalkotos | |
107 | 997ac76a | Nikos Skalkotos | parser.add_option("--disable-sysprep", dest="disabled_syspreps", |
108 | 997ac76a | Nikos Skalkotos | help="prevent SYSPREP operation from running on the input media",
|
109 | 997ac76a | Nikos Skalkotos | default=[], action="append", metavar="SYSPREP") |
110 | 997ac76a | Nikos Skalkotos | |
111 | 997ac76a | Nikos Skalkotos | parser.add_option("--no-sysprep", dest="sysprep", default=True, |
112 | 997ac76a | Nikos Skalkotos | help="don't perform system preperation", action="store_false") |
113 | 997ac76a | Nikos Skalkotos | |
114 | 997ac76a | Nikos Skalkotos | parser.add_option("--no-shrink", dest="shrink", default=True, |
115 | 997ac76a | Nikos Skalkotos | help="don't shrink any partition", action="store_false") |
116 | 997ac76a | Nikos Skalkotos | |
117 | c408053f | Nikos Skalkotos | options, args = parser.parse_args(input_args) |
118 | c408053f | Nikos Skalkotos | |
119 | 0ae01e26 | Nikos Skalkotos | if len(args) != 1: |
120 | 0ae01e26 | Nikos Skalkotos | parser.error('Wrong number of arguments')
|
121 | c408053f | Nikos Skalkotos | options.source = args[0]
|
122 | c408053f | Nikos Skalkotos | if not os.path.exists(options.source): |
123 | b5430a9f | Nikos Skalkotos | raise FatalError("Input media `%s' is not accessible" % options.source) |
124 | c408053f | Nikos Skalkotos | |
125 | 997ac76a | Nikos Skalkotos | if options.register and options.upload == False: |
126 | b5430a9f | Nikos Skalkotos | raise FatalError("You also need to set -u when -r option is set") |
127 | 1a3f1298 | Nikos Skalkotos | |
128 | 997ac76a | Nikos Skalkotos | if options.upload and options.account is None: |
129 | 997ac76a | Nikos Skalkotos | raise FatalError("Image uploading cannot be performed. No ~okeanos " |
130 | 997ac76a | Nikos Skalkotos | "account name is specified. Use -a to set an account name.")
|
131 | 997ac76a | Nikos Skalkotos | |
132 | 997ac76a | Nikos Skalkotos | if options.upload and options.token is None: |
133 | 997ac76a | Nikos Skalkotos | raise FatalError("Image uploading cannot be performed. No ~okeanos " |
134 | 997ac76a | Nikos Skalkotos | "token is specified. User -t to set a token.")
|
135 | 997ac76a | Nikos Skalkotos | |
136 | c408053f | Nikos Skalkotos | return options
|
137 | d57775d4 | Nikos Skalkotos | |
138 | 8c574358 | Nikos Skalkotos | |
139 | 22a6d232 | Nikos Skalkotos | def image_creator(): |
140 | c408053f | Nikos Skalkotos | options = parse_options(sys.argv[1:])
|
141 | c408053f | Nikos Skalkotos | |
142 | 979096dd | Nikos Skalkotos | if options.silent:
|
143 | 979096dd | Nikos Skalkotos | util.silent = True
|
144 | 979096dd | Nikos Skalkotos | |
145 | 76d4a1c9 | Nikos Skalkotos | if options.outfile is None and not options.upload \ |
146 | f165adc0 | Nikos Skalkotos | and not options.print_sysprep: |
147 | f165adc0 | Nikos Skalkotos | raise FatalError("At least one of `-o', `-u' or" \ |
148 | f165adc0 | Nikos Skalkotos | "`--print-sysprep' must be set")
|
149 | 76d4a1c9 | Nikos Skalkotos | |
150 | 979096dd | Nikos Skalkotos | output('snf-image-creator %s\n' % version)
|
151 | 979096dd | Nikos Skalkotos | |
152 | c408053f | Nikos Skalkotos | if os.geteuid() != 0: |
153 | c408053f | Nikos Skalkotos | raise FatalError("You must run %s as root" \ |
154 | c408053f | Nikos Skalkotos | % os.path.basename(sys.argv[0]))
|
155 | c408053f | Nikos Skalkotos | |
156 | 69aa33fa | Nikos Skalkotos | if not options.force and options.outfile is not None: |
157 | 8e3065a0 | Nikos Skalkotos | for extension in ('', '.meta', '.md5sum'): |
158 | 0ae01e26 | Nikos Skalkotos | filename = "%s%s" % (options.outfile, extension)
|
159 | c408053f | Nikos Skalkotos | if os.path.exists(filename):
|
160 | c408053f | Nikos Skalkotos | raise FatalError("Output file %s exists " |
161 | c408053f | Nikos Skalkotos | "(use --force to overwrite it)." % filename)
|
162 | c408053f | Nikos Skalkotos | |
163 | c408053f | Nikos Skalkotos | disk = Disk(options.source) |
164 | d57775d4 | Nikos Skalkotos | try:
|
165 | e22aa3a9 | Nikos Skalkotos | snapshot = disk.snapshot() |
166 | e22aa3a9 | Nikos Skalkotos | |
167 | e22aa3a9 | Nikos Skalkotos | dev = disk.get_device(snapshot) |
168 | 0d5a999d | Nikos Skalkotos | dev.mount() |
169 | 22a6d232 | Nikos Skalkotos | |
170 | aa2062ba | Nikos Skalkotos | osclass = get_os_class(dev.distro, dev.ostype) |
171 | aa2062ba | Nikos Skalkotos | image_os = osclass(dev.root, dev.g) |
172 | aa2062ba | Nikos Skalkotos | metadata = image_os.get_metadata() |
173 | 9cbb5794 | Nikos Skalkotos | |
174 | 979096dd | Nikos Skalkotos | output() |
175 | 3f70f242 | Nikos Skalkotos | |
176 | f165adc0 | Nikos Skalkotos | for sysprep in options.disabled_syspreps: |
177 | f165adc0 | Nikos Skalkotos | image_os.disable_sysprep(sysprep) |
178 | f165adc0 | Nikos Skalkotos | |
179 | f165adc0 | Nikos Skalkotos | for sysprep in options.enabled_syspreps: |
180 | f165adc0 | Nikos Skalkotos | image_os.enable_sysprep(sysprep) |
181 | 76d4a1c9 | Nikos Skalkotos | |
182 | f165adc0 | Nikos Skalkotos | if options.print_sysprep:
|
183 | f165adc0 | Nikos Skalkotos | image_os.print_syspreps() |
184 | 76d4a1c9 | Nikos Skalkotos | output() |
185 | 76d4a1c9 | Nikos Skalkotos | |
186 | 76d4a1c9 | Nikos Skalkotos | if options.outfile is None and not options.upload: |
187 | 76d4a1c9 | Nikos Skalkotos | return 0 |
188 | 76d4a1c9 | Nikos Skalkotos | |
189 | 9cbb5794 | Nikos Skalkotos | if options.sysprep:
|
190 | f165adc0 | Nikos Skalkotos | image_os.do_sysprep() |
191 | 1a3f1298 | Nikos Skalkotos | |
192 | 8c574358 | Nikos Skalkotos | dev.umount() |
193 | 1a3f1298 | Nikos Skalkotos | |
194 | c408053f | Nikos Skalkotos | size = options.shrink and dev.shrink() or dev.size() |
195 | 39cfd61a | Nikos Skalkotos | metadata['SIZE'] = str(size // 2 ** 20) |
196 | ae48a082 | Nikos Skalkotos | |
197 | 8e3065a0 | Nikos Skalkotos | #Calculating MD5sum
|
198 | 8e3065a0 | Nikos Skalkotos | output("Calculating md5sum...", False) |
199 | 8e3065a0 | Nikos Skalkotos | checksum = md5(snapshot, size) |
200 | 8e3065a0 | Nikos Skalkotos | success(checksum) |
201 | 8e3065a0 | Nikos Skalkotos | output() |
202 | 8e3065a0 | Nikos Skalkotos | |
203 | 0ae01e26 | Nikos Skalkotos | if options.outfile is not None: |
204 | 0ae01e26 | Nikos Skalkotos | f = open('%s.%s' % (options.outfile, 'meta'), 'w') |
205 | 0ae01e26 | Nikos Skalkotos | try:
|
206 | 0ae01e26 | Nikos Skalkotos | for key in metadata.keys(): |
207 | 0ae01e26 | Nikos Skalkotos | f.write("%s=%s\n" % (key, metadata[key]))
|
208 | 0ae01e26 | Nikos Skalkotos | finally:
|
209 | 0ae01e26 | Nikos Skalkotos | f.close() |
210 | 0ae01e26 | Nikos Skalkotos | |
211 | d603d80d | Nikos Skalkotos | dev.dump(options.outfile) |
212 | 997ac76a | Nikos Skalkotos | |
213 | e22aa3a9 | Nikos Skalkotos | # Destroy the device. We only need the snapshot from now on
|
214 | e22aa3a9 | Nikos Skalkotos | disk.destroy_device(dev) |
215 | e22aa3a9 | Nikos Skalkotos | |
216 | 997ac76a | Nikos Skalkotos | if options.upload:
|
217 | 8e3065a0 | Nikos Skalkotos | output("Uploading image to pithos:")
|
218 | 997ac76a | Nikos Skalkotos | kamaki = Kamaki(options.account, options.token) |
219 | e22aa3a9 | Nikos Skalkotos | kamaki.upload(snapshot, size, options.upload) |
220 | 997ac76a | Nikos Skalkotos | |
221 | d57775d4 | Nikos Skalkotos | finally:
|
222 | 979096dd | Nikos Skalkotos | output('cleaning up...')
|
223 | d57775d4 | Nikos Skalkotos | disk.cleanup() |
224 | d57775d4 | Nikos Skalkotos | |
225 | c408053f | Nikos Skalkotos | return 0 |
226 | c408053f | Nikos Skalkotos | |
227 | ae48a082 | Nikos Skalkotos | |
228 | 0ae01e26 | Nikos Skalkotos | def main(): |
229 | c408053f | Nikos Skalkotos | try:
|
230 | 0ae01e26 | Nikos Skalkotos | ret = image_creator() |
231 | c408053f | Nikos Skalkotos | sys.exit(ret) |
232 | c408053f | Nikos Skalkotos | except FatalError as e: |
233 | 22a6d232 | Nikos Skalkotos | error(e) |
234 | c408053f | Nikos Skalkotos | sys.exit(1)
|
235 | d57775d4 | Nikos Skalkotos | |
236 | 0ae01e26 | Nikos Skalkotos | |
237 | 0ae01e26 | Nikos Skalkotos | if __name__ == '__main__': |
238 | 0ae01e26 | Nikos Skalkotos | main() |
239 | ae48a082 | Nikos Skalkotos | |
240 | d57775d4 | Nikos Skalkotos | # vim: set sta sts=4 shiftwidth=4 sw=4 et ai : |