root / image_creator / dialog_wizard.py @ 37ee0098
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1 | 09ed3d46 | Nikos Skalkotos | #!/usr/bin/env python
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2 | 09ed3d46 | Nikos Skalkotos | |
3 | 09ed3d46 | Nikos Skalkotos | # Copyright 2012 GRNET S.A. All rights reserved.
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4 | 09ed3d46 | Nikos Skalkotos | #
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5 | 09ed3d46 | Nikos Skalkotos | # Redistribution and use in source and binary forms, with or
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6 | 09ed3d46 | Nikos Skalkotos | # without modification, are permitted provided that the following
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7 | 09ed3d46 | Nikos Skalkotos | # conditions are met:
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8 | 09ed3d46 | Nikos Skalkotos | #
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9 | 09ed3d46 | Nikos Skalkotos | # 1. Redistributions of source code must retain the above
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10 | 09ed3d46 | Nikos Skalkotos | # copyright notice, this list of conditions and the following
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11 | 09ed3d46 | Nikos Skalkotos | # disclaimer.
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12 | 09ed3d46 | Nikos Skalkotos | #
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13 | 09ed3d46 | Nikos Skalkotos | # 2. Redistributions in binary form must reproduce the above
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14 | 09ed3d46 | Nikos Skalkotos | # copyright notice, this list of conditions and the following
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15 | 09ed3d46 | Nikos Skalkotos | # disclaimer in the documentation and/or other materials
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16 | 09ed3d46 | Nikos Skalkotos | # provided with the distribution.
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17 | 09ed3d46 | Nikos Skalkotos | #
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18 | 09ed3d46 | Nikos Skalkotos | # THIS SOFTWARE IS PROVIDED BY GRNET S.A. ``AS IS'' AND ANY EXPRESS
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19 | 09ed3d46 | Nikos Skalkotos | # OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
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20 | 09ed3d46 | Nikos Skalkotos | # WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
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21 | 09ed3d46 | Nikos Skalkotos | # PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL GRNET S.A OR
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22 | 09ed3d46 | Nikos Skalkotos | # CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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23 | 09ed3d46 | Nikos Skalkotos | # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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24 | 09ed3d46 | Nikos Skalkotos | # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
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25 | 09ed3d46 | Nikos Skalkotos | # USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
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26 | 09ed3d46 | Nikos Skalkotos | # AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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27 | 09ed3d46 | Nikos Skalkotos | # LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
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28 | 09ed3d46 | Nikos Skalkotos | # ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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29 | 09ed3d46 | Nikos Skalkotos | # POSSIBILITY OF SUCH DAMAGE.
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30 | 09ed3d46 | Nikos Skalkotos | #
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31 | 09ed3d46 | Nikos Skalkotos | # The views and conclusions contained in the software and
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32 | 09ed3d46 | Nikos Skalkotos | # documentation are those of the authors and should not be
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33 | 09ed3d46 | Nikos Skalkotos | # interpreted as representing official policies, either expressed
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34 | 09ed3d46 | Nikos Skalkotos | # or implied, of GRNET S.A.
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35 | 09ed3d46 | Nikos Skalkotos | |
36 | 09ed3d46 | Nikos Skalkotos | import dialog |
37 | fbdf1d8f | Nikos Skalkotos | import time |
38 | fbdf1d8f | Nikos Skalkotos | import StringIO |
39 | 09ed3d46 | Nikos Skalkotos | |
40 | fbdf1d8f | Nikos Skalkotos | from image_creator.kamaki_wrapper import Kamaki, ClientError |
41 | fbdf1d8f | Nikos Skalkotos | from image_creator.util import MD5, FatalError |
42 | fbdf1d8f | Nikos Skalkotos | from image_creator.output.cli import OutputWthProgress |
43 | 09ed3d46 | Nikos Skalkotos | |
44 | 3c33e68a | Nikos Skalkotos | PAGE_WIDTH = 70
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45 | 09ed3d46 | Nikos Skalkotos | |
46 | 09ed3d46 | Nikos Skalkotos | |
47 | aeb95900 | Nikos Skalkotos | class WizardExit(Exception): |
48 | aeb95900 | Nikos Skalkotos | pass
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49 | aeb95900 | Nikos Skalkotos | |
50 | aeb95900 | Nikos Skalkotos | |
51 | 3c33e68a | Nikos Skalkotos | class Wizard: |
52 | 3c33e68a | Nikos Skalkotos | def __init__(self, session): |
53 | 3c33e68a | Nikos Skalkotos | self.session = session
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54 | 3c33e68a | Nikos Skalkotos | self.pages = []
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55 | 3c33e68a | Nikos Skalkotos | self.session['wizard'] = {} |
56 | 3c33e68a | Nikos Skalkotos | |
57 | 3c33e68a | Nikos Skalkotos | def add_page(self, page): |
58 | 3c33e68a | Nikos Skalkotos | self.pages.append(page)
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59 | 09ed3d46 | Nikos Skalkotos | |
60 | 09ed3d46 | Nikos Skalkotos | def run(self): |
61 | 3c33e68a | Nikos Skalkotos | idx = 0
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62 | 3c33e68a | Nikos Skalkotos | while True: |
63 | aeb95900 | Nikos Skalkotos | try:
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64 | aeb95900 | Nikos Skalkotos | idx += self.pages[idx].run(self.session, idx, len(self.pages)) |
65 | aeb95900 | Nikos Skalkotos | except WizardExit:
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66 | aeb95900 | Nikos Skalkotos | return False |
67 | 09ed3d46 | Nikos Skalkotos | |
68 | 3c33e68a | Nikos Skalkotos | if idx >= len(self.pages): |
69 | 3c33e68a | Nikos Skalkotos | break
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70 | 09ed3d46 | Nikos Skalkotos | |
71 | 3c33e68a | Nikos Skalkotos | if idx < 0: |
72 | 3c33e68a | Nikos Skalkotos | return False |
73 | 3c33e68a | Nikos Skalkotos | return True |
74 | 09ed3d46 | Nikos Skalkotos | |
75 | 09ed3d46 | Nikos Skalkotos | |
76 | 3c33e68a | Nikos Skalkotos | class WizardPage: |
77 | 3c33e68a | Nikos Skalkotos | NEXT = 1
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78 | 3c33e68a | Nikos Skalkotos | PREV = -1
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79 | fbdf1d8f | Nikos Skalkotos | |
80 | fbdf1d8f | Nikos Skalkotos | def run(self, session, index, total): |
81 | fbdf1d8f | Nikos Skalkotos | raise NotImplementedError |
82 | fbdf1d8f | Nikos Skalkotos | |
83 | fbdf1d8f | Nikos Skalkotos | |
84 | 37ee0098 | Nikos Skalkotos | class WizardRadioListPage(WizardPage): |
85 | 37ee0098 | Nikos Skalkotos | |
86 | 37ee0098 | Nikos Skalkotos | def __init__(self, name, message, choices, **kargs): |
87 | 37ee0098 | Nikos Skalkotos | self.name = name
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88 | 37ee0098 | Nikos Skalkotos | self.message = message
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89 | 37ee0098 | Nikos Skalkotos | self.choices = choices
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90 | 37ee0098 | Nikos Skalkotos | self.title = kargs['title'] if 'title' in kargs else '' |
91 | 37ee0098 | Nikos Skalkotos | self.default = kargs['default'] if 'default' in kargs else 0 |
92 | 37ee0098 | Nikos Skalkotos | |
93 | 37ee0098 | Nikos Skalkotos | def run(self, session, index, total): |
94 | 37ee0098 | Nikos Skalkotos | d = session['dialog']
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95 | 37ee0098 | Nikos Skalkotos | w = session['wizard']
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96 | 37ee0098 | Nikos Skalkotos | |
97 | 37ee0098 | Nikos Skalkotos | choices = [] |
98 | 37ee0098 | Nikos Skalkotos | for i in range(len(self.choices)): |
99 | 37ee0098 | Nikos Skalkotos | default = 1 if i == self.default else 0 |
100 | 37ee0098 | Nikos Skalkotos | choices.append((self.choices[i][0], self.choices[i][1], default)) |
101 | 37ee0098 | Nikos Skalkotos | |
102 | 37ee0098 | Nikos Skalkotos | while True: |
103 | 37ee0098 | Nikos Skalkotos | (code, answer) = d.radiolist(self.message, width=PAGE_WIDTH,
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104 | 37ee0098 | Nikos Skalkotos | ok_label="Next", cancel="Back", choices=choices, |
105 | 37ee0098 | Nikos Skalkotos | title="(%d/%d) %s" % (index + 1, total, self.title)) |
106 | 37ee0098 | Nikos Skalkotos | |
107 | 37ee0098 | Nikos Skalkotos | if code in (d.DIALOG_CANCEL, d.DIALOG_ESC): |
108 | 37ee0098 | Nikos Skalkotos | return self.PREV |
109 | 37ee0098 | Nikos Skalkotos | |
110 | 37ee0098 | Nikos Skalkotos | for i in range(len(choices)): |
111 | 37ee0098 | Nikos Skalkotos | if self.choices[i] == answer: |
112 | 37ee0098 | Nikos Skalkotos | self.default = i
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113 | 37ee0098 | Nikos Skalkotos | w[name] = i |
114 | 37ee0098 | Nikos Skalkotos | break
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115 | 37ee0098 | Nikos Skalkotos | |
116 | 37ee0098 | Nikos Skalkotos | return self.NEXT |
117 | 37ee0098 | Nikos Skalkotos | |
118 | 37ee0098 | Nikos Skalkotos | |
119 | fbdf1d8f | Nikos Skalkotos | class WizardInputPage(WizardPage): |
120 | 09ed3d46 | Nikos Skalkotos | |
121 | 3c33e68a | Nikos Skalkotos | def __init__(self, name, message, **kargs): |
122 | 3c33e68a | Nikos Skalkotos | self.name = name
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123 | 3c33e68a | Nikos Skalkotos | self.message = message
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124 | 3c33e68a | Nikos Skalkotos | self.title = kargs['title'] if 'title' in kargs else '' |
125 | 3c33e68a | Nikos Skalkotos | self.init_value = kargs['init'] if 'init' in kargs else '' |
126 | 3c33e68a | Nikos Skalkotos | self.allow_empty = kargs['empty'] if 'empty' in kargs else False |
127 | 09ed3d46 | Nikos Skalkotos | |
128 | 3c33e68a | Nikos Skalkotos | def run(self, session, index, total): |
129 | 3c33e68a | Nikos Skalkotos | d = session['dialog']
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130 | 3c33e68a | Nikos Skalkotos | w = session['wizard']
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131 | 09ed3d46 | Nikos Skalkotos | |
132 | 3c33e68a | Nikos Skalkotos | init = w[self.name] if self.name in w else self.init_value |
133 | 3c33e68a | Nikos Skalkotos | while True: |
134 | 3c33e68a | Nikos Skalkotos | (code, answer) = d.inputbox(self.message, init=init,
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135 | 3c33e68a | Nikos Skalkotos | width=PAGE_WIDTH, ok_label="Next", cancel="Back", |
136 | 3c33e68a | Nikos Skalkotos | title="(%d/%d) %s" % (index + 1, total, self.title)) |
137 | 09ed3d46 | Nikos Skalkotos | |
138 | 09ed3d46 | Nikos Skalkotos | if code in (d.DIALOG_CANCEL, d.DIALOG_ESC): |
139 | 09ed3d46 | Nikos Skalkotos | return self.PREV |
140 | 09ed3d46 | Nikos Skalkotos | |
141 | 3c33e68a | Nikos Skalkotos | value = answer.strip() |
142 | 3c33e68a | Nikos Skalkotos | if len(value) == 0 and self.allow_empty is False: |
143 | 3c33e68a | Nikos Skalkotos | d.msgbox("The value cannot be empty!", width=PAGE_WIDTH)
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144 | 3c33e68a | Nikos Skalkotos | continue
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145 | 3c33e68a | Nikos Skalkotos | w[self.name] = value
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146 | 09ed3d46 | Nikos Skalkotos | break
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147 | 09ed3d46 | Nikos Skalkotos | |
148 | 09ed3d46 | Nikos Skalkotos | return self.NEXT |
149 | 09ed3d46 | Nikos Skalkotos | |
150 | 09ed3d46 | Nikos Skalkotos | |
151 | fbdf1d8f | Nikos Skalkotos | class WizardYesNoPage(WizardPage): |
152 | fbdf1d8f | Nikos Skalkotos | |
153 | fbdf1d8f | Nikos Skalkotos | def __init__(self, message, **kargs): |
154 | fbdf1d8f | Nikos Skalkotos | self.message = message
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155 | fbdf1d8f | Nikos Skalkotos | self.title = kargs['title'] if 'title' in kargs else '' |
156 | fbdf1d8f | Nikos Skalkotos | |
157 | fbdf1d8f | Nikos Skalkotos | def run(self, session, index, total): |
158 | fbdf1d8f | Nikos Skalkotos | d = session['dialog']
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159 | fbdf1d8f | Nikos Skalkotos | |
160 | fbdf1d8f | Nikos Skalkotos | while True: |
161 | fbdf1d8f | Nikos Skalkotos | ret = d.yesno(self.message, width=PAGE_WIDTH, ok_label="Yes", |
162 | fbdf1d8f | Nikos Skalkotos | cancel="Back", extra_button=1, extra_label="Quit", |
163 | fbdf1d8f | Nikos Skalkotos | title="(%d/%d) %s" % (index + 1, total, self.title)) |
164 | fbdf1d8f | Nikos Skalkotos | |
165 | fbdf1d8f | Nikos Skalkotos | if ret == d.DIALOG_CANCEL:
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166 | fbdf1d8f | Nikos Skalkotos | return self.PREV |
167 | fbdf1d8f | Nikos Skalkotos | elif ret == d.DIALOG_EXTRA:
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168 | aeb95900 | Nikos Skalkotos | raise WizardExit
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169 | fbdf1d8f | Nikos Skalkotos | elif ret == d.DIALOG_OK:
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170 | fbdf1d8f | Nikos Skalkotos | return self.NEXT |
171 | fbdf1d8f | Nikos Skalkotos | |
172 | fbdf1d8f | Nikos Skalkotos | |
173 | 09ed3d46 | Nikos Skalkotos | def wizard(session): |
174 | 09ed3d46 | Nikos Skalkotos | |
175 | fbdf1d8f | Nikos Skalkotos | name = WizardInputPage("ImageName", "Please provide a name for the image:", |
176 | 3c33e68a | Nikos Skalkotos | title="Image Name", init=session['device'].distro) |
177 | fbdf1d8f | Nikos Skalkotos | descr = WizardInputPage("ImageDescription",
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178 | 3c33e68a | Nikos Skalkotos | "Please provide a description for the image:",
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179 | 3c33e68a | Nikos Skalkotos | title="Image Description", empty=True, |
180 | 3c33e68a | Nikos Skalkotos | init=session['metadata']['DESCRIPTION'] if 'DESCRIPTION' in |
181 | 3c33e68a | Nikos Skalkotos | session['metadata'] else '') |
182 | fbdf1d8f | Nikos Skalkotos | account = WizardInputPage("account",
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183 | 3c33e68a | Nikos Skalkotos | "Please provide your ~okeanos account e-mail:",
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184 | 3c33e68a | Nikos Skalkotos | title="~okeanos account information", init=Kamaki.get_account())
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185 | fbdf1d8f | Nikos Skalkotos | token = WizardInputPage("token",
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186 | 3c33e68a | Nikos Skalkotos | "Please provide your ~okeanos account token:",
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187 | 3c33e68a | Nikos Skalkotos | title="~okeanos account token", init=Kamaki.get_token())
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188 | 3c33e68a | Nikos Skalkotos | |
189 | fbdf1d8f | Nikos Skalkotos | msg = "Do you wish to continue with the image extraction process?"
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190 | fbdf1d8f | Nikos Skalkotos | proceed = WizardYesNoPage(msg, title="Confirmation")
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191 | fbdf1d8f | Nikos Skalkotos | |
192 | 3c33e68a | Nikos Skalkotos | w = Wizard(session) |
193 | fbdf1d8f | Nikos Skalkotos | |
194 | 3c33e68a | Nikos Skalkotos | w.add_page(name) |
195 | 3c33e68a | Nikos Skalkotos | w.add_page(descr) |
196 | 3c33e68a | Nikos Skalkotos | w.add_page(account) |
197 | 3c33e68a | Nikos Skalkotos | w.add_page(token) |
198 | fbdf1d8f | Nikos Skalkotos | w.add_page(proceed) |
199 | fbdf1d8f | Nikos Skalkotos | |
200 | fbdf1d8f | Nikos Skalkotos | if w.run():
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201 | fbdf1d8f | Nikos Skalkotos | extract_image(session) |
202 | fbdf1d8f | Nikos Skalkotos | else:
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203 | fbdf1d8f | Nikos Skalkotos | return False |
204 | fbdf1d8f | Nikos Skalkotos | |
205 | fbdf1d8f | Nikos Skalkotos | return True |
206 | fbdf1d8f | Nikos Skalkotos | |
207 | fbdf1d8f | Nikos Skalkotos | |
208 | fbdf1d8f | Nikos Skalkotos | def extract_image(session): |
209 | 37ee0098 | Nikos Skalkotos | d = session['dialog']
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210 | fbdf1d8f | Nikos Skalkotos | disk = session['disk']
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211 | fbdf1d8f | Nikos Skalkotos | device = session['device']
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212 | fbdf1d8f | Nikos Skalkotos | snapshot = session['snapshot']
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213 | fbdf1d8f | Nikos Skalkotos | image_os = session['image_os']
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214 | fbdf1d8f | Nikos Skalkotos | wizard = session['wizard']
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215 | fbdf1d8f | Nikos Skalkotos | |
216 | fbdf1d8f | Nikos Skalkotos | out = OutputWthProgress(True)
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217 | fbdf1d8f | Nikos Skalkotos | #Initialize the output
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218 | fbdf1d8f | Nikos Skalkotos | disk.out = out |
219 | fbdf1d8f | Nikos Skalkotos | device.out = out |
220 | fbdf1d8f | Nikos Skalkotos | image_os.out = out |
221 | fbdf1d8f | Nikos Skalkotos | |
222 | 4a847a98 | Nikos Skalkotos | out.clear() |
223 | fbdf1d8f | Nikos Skalkotos | |
224 | fbdf1d8f | Nikos Skalkotos | #Sysprep
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225 | fbdf1d8f | Nikos Skalkotos | device.mount(False)
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226 | fbdf1d8f | Nikos Skalkotos | image_os.do_sysprep() |
227 | fbdf1d8f | Nikos Skalkotos | metadata = image_os.meta |
228 | fbdf1d8f | Nikos Skalkotos | device.umount() |
229 | fbdf1d8f | Nikos Skalkotos | |
230 | fbdf1d8f | Nikos Skalkotos | #Shrink
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231 | fbdf1d8f | Nikos Skalkotos | size = device.shrink() |
232 | 1d413d1e | Nikos Skalkotos | |
233 | dbf466eb | Nikos Skalkotos | metadata.update(device.meta) |
234 | 1d413d1e | Nikos Skalkotos | metadata['DESCRIPTION'] = wizard['ImageDescription'] |
235 | fbdf1d8f | Nikos Skalkotos | |
236 | fbdf1d8f | Nikos Skalkotos | #MD5
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237 | fbdf1d8f | Nikos Skalkotos | md5 = MD5(out) |
238 | 37ee0098 | Nikos Skalkotos | session['checksum'] = md5.compute(snapshot, size)
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239 | fbdf1d8f | Nikos Skalkotos | |
240 | fbdf1d8f | Nikos Skalkotos | #Metadata
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241 | fbdf1d8f | Nikos Skalkotos | metastring = '\n'.join(
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242 | fbdf1d8f | Nikos Skalkotos | ['%s=%s' % (key, value) for (key, value) in metadata.items()]) |
243 | fbdf1d8f | Nikos Skalkotos | metastring += '\n'
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244 | fbdf1d8f | Nikos Skalkotos | |
245 | fbdf1d8f | Nikos Skalkotos | out.output() |
246 | fbdf1d8f | Nikos Skalkotos | try:
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247 | fbdf1d8f | Nikos Skalkotos | out.output("Uploading image to pithos:")
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248 | fbdf1d8f | Nikos Skalkotos | kamaki = Kamaki(wizard['account'], wizard['token'], out) |
249 | fbdf1d8f | Nikos Skalkotos | |
250 | fbdf1d8f | Nikos Skalkotos | name = "%s-%s.diskdump" % (wizard['ImageName'], |
251 | fbdf1d8f | Nikos Skalkotos | time.strftime("%Y%m%d%H%M"))
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252 | fbdf1d8f | Nikos Skalkotos | pithos_file = ""
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253 | fbdf1d8f | Nikos Skalkotos | with open(snapshot, 'rb') as f: |
254 | fbdf1d8f | Nikos Skalkotos | pithos_file = kamaki.upload(f, size, name, |
255 | fbdf1d8f | Nikos Skalkotos | "(1/4) Calculating block hashes",
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256 | fbdf1d8f | Nikos Skalkotos | "(2/4) Uploading missing blocks")
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257 | fbdf1d8f | Nikos Skalkotos | |
258 | fbdf1d8f | Nikos Skalkotos | out.output("(3/4) Uploading metadata file...", False) |
259 | fbdf1d8f | Nikos Skalkotos | kamaki.upload(StringIO.StringIO(metastring), size=len(metastring),
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260 | fbdf1d8f | Nikos Skalkotos | remote_path="%s.%s" % (name, 'meta')) |
261 | fbdf1d8f | Nikos Skalkotos | out.success('done')
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262 | fbdf1d8f | Nikos Skalkotos | out.output("(4/4) Uploading md5sum file...", False) |
263 | 37ee0098 | Nikos Skalkotos | md5sumstr = '%s %s\n' % (session['checksum'], name) |
264 | fbdf1d8f | Nikos Skalkotos | kamaki.upload(StringIO.StringIO(md5sumstr), size=len(md5sumstr),
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265 | fbdf1d8f | Nikos Skalkotos | remote_path="%s.%s" % (name, 'md5sum')) |
266 | fbdf1d8f | Nikos Skalkotos | out.success('done')
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267 | fbdf1d8f | Nikos Skalkotos | out.output() |
268 | fbdf1d8f | Nikos Skalkotos | |
269 | fbdf1d8f | Nikos Skalkotos | out.output('Registring image to ~okeanos...', False) |
270 | fbdf1d8f | Nikos Skalkotos | kamaki.register(wizard['ImageName'], pithos_file, metadata)
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271 | fbdf1d8f | Nikos Skalkotos | out.success('done')
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272 | fbdf1d8f | Nikos Skalkotos | out.output() |
273 | 37ee0098 | Nikos Skalkotos | |
274 | fbdf1d8f | Nikos Skalkotos | except ClientError as e: |
275 | fbdf1d8f | Nikos Skalkotos | raise FatalError("Pithos client: %d %s" % (e.status, e.message)) |
276 | 09ed3d46 | Nikos Skalkotos | |
277 | 37ee0098 | Nikos Skalkotos | msg = "The image was successfully uploaded and registered to " \
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278 | 37ee0098 | Nikos Skalkotos | "~okeanos. Would you like to keep a local copy of the image?"
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279 | 37ee0098 | Nikos Skalkotos | if not d.yesno(msg, width=PAGE_WIDTH): |
280 | 37ee0098 | Nikos Skalkotos | getattr(__import__("image_creator.dialog_main", |
281 | 37ee0098 | Nikos Skalkotos | fromlist=['image_creator']), "extract_image")(session) |
282 | 37ee0098 | Nikos Skalkotos | |
283 | 37ee0098 | Nikos Skalkotos | |
284 | 09ed3d46 | Nikos Skalkotos | # vim: set sta sts=4 shiftwidth=4 sw=4 et ai : |