root / image_creator / main.py @ 7d3dc857
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1 | ae48a082 | Nikos Skalkotos | #!/usr/bin/env python
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2 | ae48a082 | Nikos Skalkotos | |
3 | d57775d4 | Nikos Skalkotos | # Copyright 2011 GRNET S.A. All rights reserved.
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4 | d57775d4 | Nikos Skalkotos | #
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5 | d57775d4 | Nikos Skalkotos | # Redistribution and use in source and binary forms, with or
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6 | d57775d4 | Nikos Skalkotos | # without modification, are permitted provided that the following
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7 | d57775d4 | Nikos Skalkotos | # conditions are met:
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8 | d57775d4 | Nikos Skalkotos | #
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9 | d57775d4 | Nikos Skalkotos | # 1. Redistributions of source code must retain the above
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10 | d57775d4 | Nikos Skalkotos | # copyright notice, this list of conditions and the following
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11 | d57775d4 | Nikos Skalkotos | # disclaimer.
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12 | d57775d4 | Nikos Skalkotos | #
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13 | d57775d4 | Nikos Skalkotos | # 2. Redistributions in binary form must reproduce the above
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14 | d57775d4 | Nikos Skalkotos | # copyright notice, this list of conditions and the following
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15 | d57775d4 | Nikos Skalkotos | # disclaimer in the documentation and/or other materials
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16 | d57775d4 | Nikos Skalkotos | # provided with the distribution.
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17 | d57775d4 | Nikos Skalkotos | #
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18 | d57775d4 | Nikos Skalkotos | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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19 | d57775d4 | Nikos Skalkotos | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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20 | d57775d4 | Nikos Skalkotos | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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21 | d57775d4 | Nikos Skalkotos | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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22 | d57775d4 | Nikos Skalkotos | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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23 | d57775d4 | Nikos Skalkotos | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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24 | d57775d4 | Nikos Skalkotos | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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25 | d57775d4 | Nikos Skalkotos | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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26 | d57775d4 | Nikos Skalkotos | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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27 | d57775d4 | Nikos Skalkotos | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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28 | d57775d4 | Nikos Skalkotos | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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29 | d57775d4 | Nikos Skalkotos | # POSSIBILITY OF SUCH DAMAGE.
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30 | d57775d4 | Nikos Skalkotos | #
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31 | d57775d4 | Nikos Skalkotos | # The views and conclusions contained in the software and
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32 | d57775d4 | Nikos Skalkotos | # documentation are those of the authors and should not be
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33 | d57775d4 | Nikos Skalkotos | # interpreted as representing official policies, either expressed
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34 | d57775d4 | Nikos Skalkotos | # or implied, of GRNET S.A.
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35 | d57775d4 | Nikos Skalkotos | |
36 | c408053f | Nikos Skalkotos | from image_creator import __version__ as version |
37 | 997ac76a | Nikos Skalkotos | from image_creator import util |
38 | d57775d4 | Nikos Skalkotos | from image_creator.disk import Disk |
39 | 8e3065a0 | Nikos Skalkotos | from image_creator.util import get_command, error, success, output, \ |
40 | 8e3065a0 | Nikos Skalkotos | FatalError, progress, md5 |
41 | 5b801534 | Nikos Skalkotos | from image_creator.os_type import get_os_class |
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 | b1395967 | Nikos Skalkotos | import StringIO |
47 | 3ccb2618 | Nikos Skalkotos | |
48 | c408053f | Nikos Skalkotos | |
49 | 0ae01e26 | Nikos Skalkotos | def check_writable_dir(option, opt_str, value, parser): |
50 | 0ae01e26 | Nikos Skalkotos | dirname = os.path.dirname(value) |
51 | 0ae01e26 | Nikos Skalkotos | name = os.path.basename(value) |
52 | 0ae01e26 | Nikos Skalkotos | if dirname and not os.path.isdir(dirname): |
53 | b5430a9f | Nikos Skalkotos | raise FatalError("`%s' is not an existing directory" % dirname) |
54 | c408053f | Nikos Skalkotos | |
55 | 0ae01e26 | Nikos Skalkotos | if not name: |
56 | b5430a9f | Nikos Skalkotos | raise FatalError("`%s' is not a valid file name" % dirname) |
57 | c408053f | Nikos Skalkotos | |
58 | c408053f | Nikos Skalkotos | setattr(parser.values, option.dest, value)
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59 | c408053f | Nikos Skalkotos | |
60 | c408053f | Nikos Skalkotos | |
61 | c408053f | Nikos Skalkotos | def parse_options(input_args): |
62 | 0ae01e26 | Nikos Skalkotos | usage = "Usage: %prog [options] <input_media>"
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63 | c408053f | Nikos Skalkotos | parser = optparse.OptionParser(version=version, usage=usage) |
64 | c408053f | Nikos Skalkotos | |
65 | 997ac76a | Nikos Skalkotos | account = os.environ["OKEANOS_USER"] if "OKEANOS_USER" in os.environ \ |
66 | 997ac76a | Nikos Skalkotos | else None |
67 | 997ac76a | Nikos Skalkotos | token = os.environ["OKEANOS_TOKEN"] if "OKEANOS_TOKEN" in os.environ \ |
68 | 997ac76a | Nikos Skalkotos | else None |
69 | 9cbb5794 | Nikos Skalkotos | |
70 | 0ae01e26 | Nikos Skalkotos | parser.add_option("-o", "--outfile", type="string", dest="outfile", |
71 | 0ae01e26 | Nikos Skalkotos | default=None, action="callback", callback=check_writable_dir, |
72 | 979096dd | Nikos Skalkotos | help="dump image to FILE", metavar="FILE") |
73 | 979096dd | Nikos Skalkotos | |
74 | 997ac76a | Nikos Skalkotos | parser.add_option("-f", "--force", dest="force", default=False, |
75 | 997ac76a | Nikos Skalkotos | action="store_true", help="overwrite output files if they exist") |
76 | 76d4a1c9 | Nikos Skalkotos | |
77 | 979096dd | Nikos Skalkotos | parser.add_option("-s", "--silent", dest="silent", default=False, |
78 | f165adc0 | Nikos Skalkotos | help="silent mode, only output errors", action="store_true") |
79 | 0ae01e26 | Nikos Skalkotos | |
80 | b5430a9f | Nikos Skalkotos | parser.add_option("-u", "--upload", dest="upload", type="string", |
81 | b5430a9f | Nikos Skalkotos | default=False, help="upload the image to pithos with name FILENAME", |
82 | b5430a9f | Nikos Skalkotos | metavar="FILENAME")
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83 | 1a3f1298 | Nikos Skalkotos | |
84 | b5430a9f | Nikos Skalkotos | parser.add_option("-r", "--register", dest="register", type="string", |
85 | b5430a9f | Nikos Skalkotos | default=False, help="register the image to ~okeanos as IMAGENAME", |
86 | b5430a9f | Nikos Skalkotos | metavar="IMAGENAME")
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87 | 1a3f1298 | Nikos Skalkotos | |
88 | 997ac76a | Nikos Skalkotos | parser.add_option("-a", "--account", dest="account", type="string", |
89 | 997ac76a | Nikos Skalkotos | default=account, |
90 | 997ac76a | Nikos Skalkotos | help="Use this ACCOUNT when uploading/registring images [Default: %s]"\
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91 | 997ac76a | Nikos Skalkotos | % account) |
92 | 997ac76a | Nikos Skalkotos | |
93 | 7d3dc857 | Nikos Skalkotos | parser.add_option("-m", "--metadata", dest="metadata", default=[], |
94 | 7d3dc857 | Nikos Skalkotos | help="Add custom KEY=VALUE metadata to the image", action="append", |
95 | 7d3dc857 | Nikos Skalkotos | metavar="KEY=VALUE")
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96 | 7d3dc857 | Nikos Skalkotos | |
97 | 997ac76a | Nikos Skalkotos | parser.add_option("-t", "--token", dest="token", type="string", |
98 | 997ac76a | Nikos Skalkotos | default=token, |
99 | 997ac76a | Nikos Skalkotos | help="Use this token when uploading/registring images [Default: %s]"\
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100 | 997ac76a | Nikos Skalkotos | % token) |
101 | 997ac76a | Nikos Skalkotos | |
102 | 997ac76a | Nikos Skalkotos | parser.add_option("--print-sysprep", dest="print_sysprep", default=False, |
103 | 997ac76a | Nikos Skalkotos | help="print the enabled and disabled system preparation operations "
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104 | 997ac76a | Nikos Skalkotos | "for this input media", action="store_true") |
105 | 997ac76a | Nikos Skalkotos | |
106 | 997ac76a | Nikos Skalkotos | parser.add_option("--enable-sysprep", dest="enabled_syspreps", default=[], |
107 | 997ac76a | Nikos Skalkotos | help="run SYSPREP operation on the input media",
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108 | 997ac76a | Nikos Skalkotos | action="append", metavar="SYSPREP") |
109 | 997ac76a | Nikos Skalkotos | |
110 | 997ac76a | Nikos Skalkotos | parser.add_option("--disable-sysprep", dest="disabled_syspreps", |
111 | 997ac76a | Nikos Skalkotos | help="prevent SYSPREP operation from running on the input media",
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112 | 997ac76a | Nikos Skalkotos | default=[], action="append", metavar="SYSPREP") |
113 | 997ac76a | Nikos Skalkotos | |
114 | 997ac76a | Nikos Skalkotos | parser.add_option("--no-sysprep", dest="sysprep", default=True, |
115 | 997ac76a | Nikos Skalkotos | help="don't perform system preperation", action="store_false") |
116 | 997ac76a | Nikos Skalkotos | |
117 | 997ac76a | Nikos Skalkotos | parser.add_option("--no-shrink", dest="shrink", default=True, |
118 | 997ac76a | Nikos Skalkotos | help="don't shrink any partition", action="store_false") |
119 | 997ac76a | Nikos Skalkotos | |
120 | c408053f | Nikos Skalkotos | options, args = parser.parse_args(input_args) |
121 | c408053f | Nikos Skalkotos | |
122 | 0ae01e26 | Nikos Skalkotos | if len(args) != 1: |
123 | 0ae01e26 | Nikos Skalkotos | parser.error('Wrong number of arguments')
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124 | 7d3dc857 | Nikos Skalkotos | |
125 | c408053f | Nikos Skalkotos | options.source = args[0]
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126 | c408053f | Nikos Skalkotos | if not os.path.exists(options.source): |
127 | b5430a9f | Nikos Skalkotos | raise FatalError("Input media `%s' is not accessible" % options.source) |
128 | c408053f | Nikos Skalkotos | |
129 | 997ac76a | Nikos Skalkotos | if options.register and options.upload == False: |
130 | b5430a9f | Nikos Skalkotos | raise FatalError("You also need to set -u when -r option is set") |
131 | 1a3f1298 | Nikos Skalkotos | |
132 | 997ac76a | Nikos Skalkotos | if options.upload and options.account is None: |
133 | 997ac76a | Nikos Skalkotos | raise FatalError("Image uploading cannot be performed. No ~okeanos " |
134 | 997ac76a | Nikos Skalkotos | "account name is specified. Use -a to set an account name.")
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135 | 997ac76a | Nikos Skalkotos | |
136 | 997ac76a | Nikos Skalkotos | if options.upload and options.token is None: |
137 | 997ac76a | Nikos Skalkotos | raise FatalError("Image uploading cannot be performed. No ~okeanos " |
138 | 997ac76a | Nikos Skalkotos | "token is specified. User -t to set a token.")
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139 | 997ac76a | Nikos Skalkotos | |
140 | 7d3dc857 | Nikos Skalkotos | meta = {} |
141 | 7d3dc857 | Nikos Skalkotos | for m in options.metadata: |
142 | 7d3dc857 | Nikos Skalkotos | try:
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143 | 7d3dc857 | Nikos Skalkotos | key, value = m.split('=', 1) |
144 | 7d3dc857 | Nikos Skalkotos | except ValueError: |
145 | 7d3dc857 | Nikos Skalkotos | raise FatalError("Metadata option: `%s' is not in "\ |
146 | 7d3dc857 | Nikos Skalkotos | "KEY=VALUE format." % m)
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147 | 7d3dc857 | Nikos Skalkotos | meta[key] = value |
148 | 7d3dc857 | Nikos Skalkotos | options.metadata = meta |
149 | 7d3dc857 | Nikos Skalkotos | |
150 | c408053f | Nikos Skalkotos | return options
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151 | d57775d4 | Nikos Skalkotos | |
152 | 8c574358 | Nikos Skalkotos | |
153 | 22a6d232 | Nikos Skalkotos | def image_creator(): |
154 | c408053f | Nikos Skalkotos | options = parse_options(sys.argv[1:])
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155 | c408053f | Nikos Skalkotos | |
156 | 979096dd | Nikos Skalkotos | if options.silent:
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157 | 979096dd | Nikos Skalkotos | util.silent = True
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158 | 979096dd | Nikos Skalkotos | |
159 | 76d4a1c9 | Nikos Skalkotos | if options.outfile is None and not options.upload \ |
160 | f165adc0 | Nikos Skalkotos | and not options.print_sysprep: |
161 | 5b801534 | Nikos Skalkotos | raise FatalError("At least one of `-o', `-u' or `--print-sysprep' " \ |
162 | 5b801534 | Nikos Skalkotos | "must be set")
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163 | 76d4a1c9 | Nikos Skalkotos | |
164 | e108efd2 | Nikos Skalkotos | title = 'snf-image-creator %s' % version
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165 | e108efd2 | Nikos Skalkotos | output(title) |
166 | e108efd2 | Nikos Skalkotos | output('=' * len(title)) |
167 | 979096dd | Nikos Skalkotos | |
168 | c408053f | Nikos Skalkotos | if os.geteuid() != 0: |
169 | c408053f | Nikos Skalkotos | raise FatalError("You must run %s as root" \ |
170 | c408053f | Nikos Skalkotos | % os.path.basename(sys.argv[0]))
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171 | c408053f | Nikos Skalkotos | |
172 | 69aa33fa | Nikos Skalkotos | if not options.force and options.outfile is not None: |
173 | 8e3065a0 | Nikos Skalkotos | for extension in ('', '.meta', '.md5sum'): |
174 | 0ae01e26 | Nikos Skalkotos | filename = "%s%s" % (options.outfile, extension)
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175 | c408053f | Nikos Skalkotos | if os.path.exists(filename):
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176 | c408053f | Nikos Skalkotos | raise FatalError("Output file %s exists " |
177 | c408053f | Nikos Skalkotos | "(use --force to overwrite it)." % filename)
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178 | c408053f | Nikos Skalkotos | |
179 | c408053f | Nikos Skalkotos | disk = Disk(options.source) |
180 | d57775d4 | Nikos Skalkotos | try:
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181 | e22aa3a9 | Nikos Skalkotos | snapshot = disk.snapshot() |
182 | e22aa3a9 | Nikos Skalkotos | |
183 | e22aa3a9 | Nikos Skalkotos | dev = disk.get_device(snapshot) |
184 | 0d5a999d | Nikos Skalkotos | dev.mount() |
185 | 22a6d232 | Nikos Skalkotos | |
186 | aa2062ba | Nikos Skalkotos | osclass = get_os_class(dev.distro, dev.ostype) |
187 | aa2062ba | Nikos Skalkotos | image_os = osclass(dev.root, dev.g) |
188 | aa2062ba | Nikos Skalkotos | metadata = image_os.get_metadata() |
189 | 979096dd | Nikos Skalkotos | output() |
190 | 3f70f242 | Nikos Skalkotos | |
191 | f165adc0 | Nikos Skalkotos | for sysprep in options.disabled_syspreps: |
192 | f165adc0 | Nikos Skalkotos | image_os.disable_sysprep(sysprep) |
193 | f165adc0 | Nikos Skalkotos | |
194 | f165adc0 | Nikos Skalkotos | for sysprep in options.enabled_syspreps: |
195 | f165adc0 | Nikos Skalkotos | image_os.enable_sysprep(sysprep) |
196 | 76d4a1c9 | Nikos Skalkotos | |
197 | f165adc0 | Nikos Skalkotos | if options.print_sysprep:
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198 | f165adc0 | Nikos Skalkotos | image_os.print_syspreps() |
199 | 76d4a1c9 | Nikos Skalkotos | output() |
200 | 76d4a1c9 | Nikos Skalkotos | |
201 | 76d4a1c9 | Nikos Skalkotos | if options.outfile is None and not options.upload: |
202 | 76d4a1c9 | Nikos Skalkotos | return 0 |
203 | 76d4a1c9 | Nikos Skalkotos | |
204 | 9cbb5794 | Nikos Skalkotos | if options.sysprep:
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205 | f165adc0 | Nikos Skalkotos | image_os.do_sysprep() |
206 | 1a3f1298 | Nikos Skalkotos | |
207 | 8c574358 | Nikos Skalkotos | dev.umount() |
208 | 1a3f1298 | Nikos Skalkotos | |
209 | e108efd2 | Nikos Skalkotos | size = options.shrink and dev.shrink() or dev.size |
210 | e8b1b48b | Nikos Skalkotos | metadata.update(dev.meta) |
211 | ae48a082 | Nikos Skalkotos | |
212 | 7d3dc857 | Nikos Skalkotos | # Add command line metadata to the collected ones...
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213 | 7d3dc857 | Nikos Skalkotos | metadata.update(options.metadata) |
214 | 7d3dc857 | Nikos Skalkotos | |
215 | 8e3065a0 | Nikos Skalkotos | checksum = md5(snapshot, size) |
216 | 8e3065a0 | Nikos Skalkotos | |
217 | 143e9484 | Nikos Skalkotos | metastring = '\n'.join(
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218 | 5b801534 | Nikos Skalkotos | ['%s=%s' % (key, value) for (key, value) in metadata.items()]) |
219 | 143e9484 | Nikos Skalkotos | metastring += '\n'
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220 | 0ae01e26 | Nikos Skalkotos | |
221 | b1395967 | Nikos Skalkotos | if options.outfile is not None: |
222 | d603d80d | Nikos Skalkotos | dev.dump(options.outfile) |
223 | 997ac76a | Nikos Skalkotos | |
224 | b1395967 | Nikos Skalkotos | output('Dumping metadata file...', False) |
225 | b1395967 | Nikos Skalkotos | with open('%s.%s' % (options.outfile, 'meta'), 'w') as f: |
226 | 5b801534 | Nikos Skalkotos | f.write(metastring) |
227 | b1395967 | Nikos Skalkotos | success('done')
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228 | b1395967 | Nikos Skalkotos | |
229 | b1395967 | Nikos Skalkotos | output('Dumping md5sum file...', False) |
230 | b1395967 | Nikos Skalkotos | with open('%s.%s' % (options.outfile, 'md5sum'), 'w') as f: |
231 | 5b801534 | Nikos Skalkotos | f.write('%s %s\n' % (checksum, \
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232 | 5b801534 | Nikos Skalkotos | os.path.basename(options.outfile))) |
233 | b1395967 | Nikos Skalkotos | success('done')
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234 | b1395967 | Nikos Skalkotos | |
235 | e22aa3a9 | Nikos Skalkotos | # Destroy the device. We only need the snapshot from now on
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236 | e22aa3a9 | Nikos Skalkotos | disk.destroy_device(dev) |
237 | e22aa3a9 | Nikos Skalkotos | |
238 | b1395967 | Nikos Skalkotos | output() |
239 | b1395967 | Nikos Skalkotos | |
240 | b1395967 | Nikos Skalkotos | uploaded_obj = ""
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241 | 997ac76a | Nikos Skalkotos | if options.upload:
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242 | 8e3065a0 | Nikos Skalkotos | output("Uploading image to pithos:")
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243 | 997ac76a | Nikos Skalkotos | kamaki = Kamaki(options.account, options.token) |
244 | b1395967 | Nikos Skalkotos | with open(snapshot) as f: |
245 | b1395967 | Nikos Skalkotos | uploaded_obj = kamaki.upload(f, size, options.upload, |
246 | b1395967 | Nikos Skalkotos | "(1/4) Calculating block hashes",
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247 | b1395967 | Nikos Skalkotos | "(2/4) Uploading missing blocks")
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248 | b1395967 | Nikos Skalkotos | |
249 | b1395967 | Nikos Skalkotos | output("(3/4) Uploading metadata file...", False) |
250 | b1395967 | Nikos Skalkotos | kamaki.upload(StringIO.StringIO(metastring), size=len(metastring),
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251 | b1395967 | Nikos Skalkotos | remote_path="%s.%s" % (options.upload, 'meta')) |
252 | b1395967 | Nikos Skalkotos | success('done')
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253 | b1395967 | Nikos Skalkotos | output("(4/4) Uploading md5sum file...", False) |
254 | 143e9484 | Nikos Skalkotos | md5sumstr = '%s %s\n' % (
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255 | 143e9484 | Nikos Skalkotos | checksum, os.path.basename(options.upload)) |
256 | b1395967 | Nikos Skalkotos | kamaki.upload(StringIO.StringIO(md5sumstr), size=len(md5sumstr),
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257 | b1395967 | Nikos Skalkotos | remote_path="%s.%s" % (options.upload, 'md5sum')) |
258 | b1395967 | Nikos Skalkotos | success('done')
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259 | b1395967 | Nikos Skalkotos | output() |
260 | b1395967 | Nikos Skalkotos | |
261 | b1395967 | Nikos Skalkotos | if options.register:
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262 | b1aea98e | Nikos Skalkotos | output('Registring image to ~okeanos...', False) |
263 | b1395967 | Nikos Skalkotos | kamaki.register(options.register, uploaded_obj, metadata) |
264 | 42ace959 | Nikos Skalkotos | success('done')
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265 | b1395967 | Nikos Skalkotos | output() |
266 | 997ac76a | Nikos Skalkotos | |
267 | d57775d4 | Nikos Skalkotos | finally:
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268 | 979096dd | Nikos Skalkotos | output('cleaning up...')
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269 | d57775d4 | Nikos Skalkotos | disk.cleanup() |
270 | d57775d4 | Nikos Skalkotos | |
271 | b1395967 | Nikos Skalkotos | success("snf-image-creator exited without errors")
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272 | b1395967 | Nikos Skalkotos | |
273 | c408053f | Nikos Skalkotos | return 0 |
274 | c408053f | Nikos Skalkotos | |
275 | ae48a082 | Nikos Skalkotos | |
276 | 0ae01e26 | Nikos Skalkotos | def main(): |
277 | c408053f | Nikos Skalkotos | try:
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278 | 0ae01e26 | Nikos Skalkotos | ret = image_creator() |
279 | c408053f | Nikos Skalkotos | sys.exit(ret) |
280 | c408053f | Nikos Skalkotos | except FatalError as e: |
281 | 22a6d232 | Nikos Skalkotos | error(e) |
282 | c408053f | Nikos Skalkotos | sys.exit(1)
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283 | d57775d4 | Nikos Skalkotos | |
284 | 0ae01e26 | Nikos Skalkotos | |
285 | 0ae01e26 | Nikos Skalkotos | if __name__ == '__main__': |
286 | 0ae01e26 | Nikos Skalkotos | main() |
287 | ae48a082 | Nikos Skalkotos | |
288 | d57775d4 | Nikos Skalkotos | # vim: set sta sts=4 shiftwidth=4 sw=4 et ai : |