Statistics
| Branch: | Tag: | Revision:

root / image_creator / dialog_menu.py @ 023e1217

History | View | Annotate | Download (24.5 kB)

1
#!/usr/bin/env python
2

    
3
# Copyright 2012 GRNET S.A. All rights reserved.
4
#
5
# Redistribution and use in source and binary forms, with or
6
# without modification, are permitted provided that the following
7
# conditions are met:
8
#
9
#   1. Redistributions of source code must retain the above
10
#      copyright notice, this list of conditions and the following
11
#      disclaimer.
12
#
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.
17
#
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
27
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
28
# ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29
# POSSIBILITY OF SUCH DAMAGE.
30
#
31
# The views and conclusions contained in the software and
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.
35

    
36
import sys
37
import os
38
import textwrap
39
import StringIO
40

    
41
from image_creator import __version__ as version
42
from image_creator.util import MD5
43
from image_creator.output.dialog import GaugeOutput, InfoBoxOutput
44
from image_creator.kamaki_wrapper import Kamaki, ClientError
45
from image_creator.help import get_help_file
46
from image_creator.dialog_util import SMALL_WIDTH, WIDTH, \
47
    update_background_title, confirm_reset, confirm_exit, Reset, extract_image
48

    
49
CONFIGURATION_TASKS = [
50
    ("Partition table manipulation", ["FixPartitionTable"],
51
        ["linux", "windows"]),
52
    ("File system resize",
53
        ["FilesystemResizeUnmounted", "FilesystemResizeMounted"],
54
        ["linux", "windows"]),
55
    ("Swap partition configuration", ["AddSwap"], ["linux"]),
56
    ("SSH keys removal", ["DeleteSSHKeys"], ["linux"]),
57
    ("Temporal RDP disabling", ["DisableRemoteDesktopConnections"],
58
        ["windows"]),
59
    ("SELinux relabeling at next boot", ["SELinuxAutorelabel"], ["linux"]),
60
    ("Hostname/Computer Name assignment", ["AssignHostname"],
61
        ["windows", "linux"]),
62
    ("Password change", ["ChangePassword"], ["windows", "linux"]),
63
    ("File injection", ["EnforcePersonality"], ["windows", "linux"])
64
]
65

    
66

    
67
class metadata_monitor(object):
68
    def __init__(self, session, meta):
69
        self.session = session
70
        self.meta = meta
71

    
72
    def __enter__(self):
73
        self.old = {}
74
        for (k, v) in self.meta.items():
75
            self.old[k] = v
76

    
77
    def __exit__(self, type, value, traceback):
78
        d = self.session['dialog']
79

    
80
        altered = {}
81
        added = {}
82

    
83
        for (k, v) in self.meta.items():
84
            if k not in self.old:
85
                added[k] = v
86
            elif self.old[k] != v:
87
                altered[k] = v
88

    
89
        if not (len(added) or len(altered)):
90
            return
91

    
92
        msg = "The last action has changed some image properties:\n\n"
93
        if len(added):
94
            msg += "New image properties:\n"
95
            for (k, v) in added.items():
96
                msg += '    %s: "%s"\n' % (k, v)
97
            msg += "\n"
98
        if len(altered):
99
            msg += "Updated image properties:\n"
100
            for (k, v) in altered.items():
101
                msg += '    %s: "%s" -> "%s"\n' % (k, self.old[k], v)
102
            msg += "\n"
103

    
104
        self.session['metadata'].update(added)
105
        self.session['metadata'].update(altered)
106
        d.msgbox(msg, title="Image Property Changes", width=SMALL_WIDTH)
107

    
108

    
109
def extract_metadata_string(session):
110
    metadata = ['%s=%s' % (k, v) for (k, v) in session['metadata'].items()]
111

    
112
    if 'task_metadata' in session:
113
        metadata.extend("%s=yes" % m for m in session['task_metadata'])
114

    
115
    return '\n'.join(metadata) + '\n'
116

    
117

    
118
def upload_image(session):
119
    d = session["dialog"]
120
    dev = session['device']
121
    size = dev.size
122

    
123
    if "account" not in session:
124
        d.msgbox("You need to provide your ~okeanos login username before you "
125
                 "can upload images to pithos+", width=SMALL_WIDTH)
126
        return False
127

    
128
    if "token" not in session:
129
        d.msgbox("You need to provide your ~okeanos account authentication "
130
                 "token before you can upload images to pithos+",
131
                 width=SMALL_WIDTH)
132
        return False
133

    
134
    while 1:
135
        init = session["upload"] if "upload" in session else ''
136
        (code, answer) = d.inputbox("Please provide a filename:", init=init,
137
                                    width=WIDTH)
138

    
139
        if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
140
            return False
141

    
142
        filename = answer.strip()
143
        if len(filename) == 0:
144
            d.msgbox("Filename cannot be empty", width=SMALL_WIDTH)
145
            continue
146
        session['upload'] = filename
147
        break
148

    
149
    gauge = GaugeOutput(d, "Image Upload", "Uploading...")
150
    try:
151
        out = dev.out
152
        out.add(gauge)
153
        try:
154
            if 'checksum' not in session:
155
                md5 = MD5(out)
156
                session['checksum'] = md5.compute(session['snapshot'], size)
157

    
158
            kamaki = Kamaki(session['account'], session['token'], out)
159
            try:
160
                # Upload image file
161
                with open(session['snapshot'], 'rb') as f:
162
                    session["pithos_uri"] = \
163
                        kamaki.upload(f, size, filename,
164
                                      "Calculating block hashes",
165
                                      "Uploading missing blocks")
166
                # Upload metadata file
167
                out.output("Uploading metadata file...")
168
                metastring = extract_metadata_string(session)
169
                kamaki.upload(StringIO.StringIO(metastring),
170
                              size=len(metastring),
171
                              remote_path="%s.meta" % filename)
172
                out.success("done")
173

    
174
                # Upload md5sum file
175
                out.output("Uploading md5sum file...")
176
                md5str = "%s %s\n" % (session['checksum'], filename)
177
                kamaki.upload(StringIO.StringIO(md5str), size=len(md5str),
178
                              remote_path="%s.md5sum" % filename)
179
                out.success("done")
180

    
181
            except ClientError as e:
182
                d.msgbox("Error in pithos+ client: %s" % e.message,
183
                         title="Pithos+ Client Error", width=SMALL_WIDTH)
184
                if 'pithos_uri' in session:
185
                    del session['pithos_uri']
186
                return False
187
        finally:
188
            out.remove(gauge)
189
    finally:
190
        gauge.cleanup()
191

    
192
    d.msgbox("Image file `%s' was successfully uploaded to pithos+" % filename,
193
             width=SMALL_WIDTH)
194

    
195
    return True
196

    
197

    
198
def register_image(session):
199
    d = session["dialog"]
200
    dev = session['device']
201

    
202
    if "account" not in session:
203
        d.msgbox("You need to provide your ~okeanos login username before you "
204
                 "can register an images to cyclades",
205
                 width=SMALL_WIDTH)
206
        return False
207

    
208
    if "token" not in session:
209
        d.msgbox("You need to provide your ~okeanos account authentication "
210
                 "token before you can register an images to cyclades",
211
                 width=SMALL_WIDTH)
212
        return False
213

    
214
    if "pithos_uri" not in session:
215
        d.msgbox("You need to upload the image to pithos+ before you can "
216
                 "register it to cyclades", width=SMALL_WIDTH)
217
        return False
218

    
219
    while 1:
220
        (code, answer) = d.inputbox("Please provide a registration name:",
221
                                    width=WIDTH)
222
        if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
223
            return False
224

    
225
        name = answer.strip()
226
        if len(name) == 0:
227
            d.msgbox("Registration name cannot be empty", width=SMALL_WIDTH)
228
            continue
229
        break
230

    
231
    metadata = {}
232
    metadata.update(session['metadata'])
233
    if 'task_metadata' in session:
234
        for key in session['task_metadata']:
235
            metadata[key] = 'yes'
236

    
237
    gauge = GaugeOutput(d, "Image Registration", "Registering image...")
238
    try:
239
        out = dev.out
240
        out.add(gauge)
241
        try:
242
            out.output("Registering image with Cyclades...")
243
            try:
244
                kamaki = Kamaki(session['account'], session['token'], out)
245
                kamaki.register(name, session['pithos_uri'], metadata)
246
                out.success('done')
247
            except ClientError as e:
248
                d.msgbox("Error in pithos+ client: %s" % e.message)
249
                return False
250
        finally:
251
            out.remove(gauge)
252
    finally:
253
        gauge.cleanup()
254

    
255
    d.msgbox("Image `%s' was successfully registered with Cyclades as `%s'" %
256
             (session['upload'], name), width=SMALL_WIDTH)
257
    return True
258

    
259

    
260
def kamaki_menu(session):
261
    d = session['dialog']
262
    default_item = "Account"
263

    
264
    account = Kamaki.get_account()
265
    if account:
266
        session['account'] = account
267

    
268
    token = Kamaki.get_token()
269
    if token:
270
        session['token'] = token
271

    
272
    while 1:
273
        account = session["account"] if "account" in session else "<none>"
274
        token = session["token"] if "token" in session else "<none>"
275
        upload = session["upload"] if "upload" in session else "<none>"
276

    
277
        choices = [("Account", "Change your ~okeanos username: %s" % account),
278
                   ("Token", "Change your ~okeanos token: %s" % token),
279
                   ("Upload", "Upload image to pithos+"),
280
                   ("Register", "Register the image to cyclades: %s" % upload)]
281

    
282
        (code, choice) = d.menu(
283
            text="Choose one of the following or press <Back> to go back.",
284
            width=WIDTH, choices=choices, cancel="Back", height=13,
285
            menu_height=5, default_item=default_item,
286
            title="Image Registration Menu")
287

    
288
        if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
289
            return False
290

    
291
        if choice == "Account":
292
            default_item = "Account"
293
            (code, answer) = d.inputbox(
294
                "Please provide your ~okeanos account e-mail address:",
295
                init=session["account"] if "account" in session else '',
296
                width=WIDTH)
297
            if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
298
                continue
299
            if len(answer) == 0 and "account" in session:
300
                    del session["account"]
301
            else:
302
                session["account"] = answer.strip()
303
                Kamaki.save_account(session['account'])
304
                default_item = "Token"
305
        elif choice == "Token":
306
            default_item = "Token"
307
            (code, answer) = d.inputbox(
308
                "Please provide your ~okeanos account authetication token:",
309
                init=session["token"] if "token" in session else '',
310
                width=WIDTH)
311
            if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
312
                continue
313
            if len(answer) == 0 and "token" in session:
314
                del session["token"]
315
            else:
316
                session["token"] = answer.strip()
317
                Kamaki.save_token(session['token'])
318
                default_item = "Upload"
319
        elif choice == "Upload":
320
            if upload_image(session):
321
                default_item = "Register"
322
            else:
323
                default_item = "Upload"
324
        elif choice == "Register":
325
            if register_image(session):
326
                return True
327
            else:
328
                default_item = "Register"
329

    
330

    
331
def add_property(session):
332
    d = session['dialog']
333

    
334
    while 1:
335
        (code, answer) = d.inputbox("Please provide a name for a new image"
336
                                    " property:", width=WIDTH)
337
        if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
338
            return False
339

    
340
        name = answer.strip()
341
        if len(name) == 0:
342
            d.msgbox("A property name cannot be empty", width=SMALL_WIDTH)
343
            continue
344

    
345
        break
346

    
347
    while 1:
348
        (code, answer) = d.inputbox("Please provide a value for image "
349
                                    "property %s" % name, width=WIDTH)
350
        if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
351
            return False
352

    
353
        value = answer.strip()
354
        if len(value) == 0:
355
            d.msgbox("Value cannot be empty", width=SMALL_WIDTH)
356
            continue
357

    
358
        break
359

    
360
    session['metadata'][name] = value
361

    
362
    return True
363

    
364

    
365
def modify_properties(session):
366
    d = session['dialog']
367

    
368
    while 1:
369
        choices = []
370
        for (key, val) in session['metadata'].items():
371
            choices.append((str(key), str(val)))
372

    
373
        (code, choice) = d.menu(
374
            "In this menu you can edit existing image properties or add new "
375
            "ones. Be careful! Most properties have special meaning and "
376
            "alter the image deployment behaviour. Press <HELP> to see more "
377
            "information about image properties. Press <BACK> when done.",
378
            height=18, width=WIDTH, choices=choices, menu_height=10,
379
            ok_label="Edit", extra_button=1, extra_label="Add", cancel="Back",
380
            help_button=1, title="Image Properties")
381

    
382
        if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
383
            return True
384
        # Edit button
385
        elif code == d.DIALOG_OK:
386
            (code, answer) = d.inputbox("Please provide a new value for the "
387
                                        "image property with name `%s':" %
388
                                        choice,
389
                                        init=session['metadata'][choice],
390
                                        width=WIDTH)
391
            if code not in (d.DIALOG_CANCEL, d.DIALOG_ESC):
392
                value = answer.strip()
393
                if len(value) == 0:
394
                    d.msgbox("Value cannot be empty!")
395
                    continue
396
                else:
397
                    session['metadata'][choice] = value
398
        # ADD button
399
        elif code == d.DIALOG_EXTRA:
400
            add_property(session)
401
        elif code == 'help':
402
            help_file = get_help_file("image_properties")
403
            assert os.path.exists(help_file)
404
            d.textbox(help_file, title="Image Properties", width=70, height=40)
405

    
406

    
407
def delete_properties(session):
408
    d = session['dialog']
409

    
410
    choices = []
411
    for (key, val) in session['metadata'].items():
412
        choices.append((key, "%s" % val, 0))
413

    
414
    (code, to_delete) = d.checklist("Choose which properties to delete:",
415
                                    choices=choices, width=WIDTH)
416

    
417
    # If the user exits with ESC or CANCEL, the returned tag list is empty.
418
    for i in to_delete:
419
        del session['metadata'][i]
420

    
421
    cnt = len(to_delete)
422
    if cnt > 0:
423
        d.msgbox("%d image properties were deleted." % cnt, width=SMALL_WIDTH)
424
        return True
425
    else:
426
        return False
427

    
428

    
429
def exclude_tasks(session):
430
    d = session['dialog']
431

    
432
    index = 0
433
    displayed_index = 1
434
    choices = []
435
    mapping = {}
436
    if 'excluded_tasks' not in session:
437
        session['excluded_tasks'] = []
438

    
439
    if -1 in session['excluded_tasks']:
440
        if not d.yesno("Image deployment configuration is disabled. "
441
                       "Do you wish to enable it?", width=SMALL_WIDTH):
442
            session['excluded_tasks'].remove(-1)
443
        else:
444
            return False
445

    
446
    for (msg, task, osfamily) in CONFIGURATION_TASKS:
447
        if session['metadata']['OSFAMILY'] in osfamily:
448
            checked = 1 if index in session['excluded_tasks'] else 0
449
            choices.append((str(displayed_index), msg, checked))
450
            mapping[displayed_index] = index
451
            displayed_index += 1
452
        index += 1
453

    
454
    while 1:
455
        (code, tags) = d.checklist(
456
            text="Please choose which configuration tasks you would like to "
457
                 "prevent from running during image deployment. "
458
                 "Press <No Config> to supress any configuration. "
459
                 "Press <Help> for more help on the image deployment "
460
                 "configuration tasks.",
461
            choices=choices, height=19, list_height=8, width=WIDTH,
462
            help_button=1, extra_button=1, extra_label="No Config",
463
            title="Exclude Configuration Tasks")
464

    
465
        if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
466
            return False
467
        elif code == d.DIALOG_HELP:
468
            help_file = get_help_file("configuration_tasks")
469
            assert os.path.exists(help_file)
470
            d.textbox(help_file, title="Configuration Tasks",
471
                      width=70, height=40)
472
        # No Config button
473
        elif code == d.DIALOG_EXTRA:
474
            session['excluded_tasks'] = [-1]
475
            session['task_metadata'] = ["EXCLUDE_ALL_TASKS"]
476
            break
477
        elif code == d.DIALOG_OK:
478
            session['excluded_tasks'] = []
479
            for tag in tags:
480
                session['excluded_tasks'].append(mapping[int(tag)])
481

    
482
            exclude_metadata = []
483
            for task in session['excluded_tasks']:
484
                exclude_metadata.extend(CONFIGURATION_TASKS[task][1])
485

    
486
            session['task_metadata'] = map(lambda x: "EXCLUDE_TASK_%s" % x,
487
                                           exclude_metadata)
488
            break
489

    
490
    return True
491

    
492

    
493
def sysprep(session):
494
    d = session['dialog']
495
    image_os = session['image_os']
496

    
497
    # Is the image already shrinked?
498
    if 'shrinked' in session and session['shrinked']:
499
        msg = "It seems you have shrinked the image. Running system " \
500
              "preparation tasks on a shrinked image is dangerous."
501

    
502
        if d.yesno("%s\n\nDo you really want to continue?" % msg,
503
                   width=SMALL_WIDTH, defaultno=1):
504
            return
505

    
506
    wrapper = textwrap.TextWrapper(width=WIDTH - 5)
507

    
508
    help_title = "System Preperation Tasks"
509
    sysprep_help = "%s\n%s\n\n" % (help_title, '=' * len(help_title))
510

    
511
    if 'exec_syspreps' not in session:
512
        session['exec_syspreps'] = []
513

    
514
    all_syspreps = image_os.list_syspreps()
515
    # Only give the user the choice between syspreps that have not ran yet
516
    syspreps = [s for s in all_syspreps if s not in session['exec_syspreps']]
517

    
518
    if len(syspreps) == 0:
519
        d.msgbox("No system preparation task available to run!",
520
                 title="System Preperation", width=SMALL_WIDTH)
521
        return
522

    
523
    while 1:
524
        choices = []
525
        index = 0
526
        for sysprep in syspreps:
527
            name, descr = image_os.sysprep_info(sysprep)
528
            display_name = name.replace('-', ' ').capitalize()
529
            sysprep_help += "%s\n" % display_name
530
            sysprep_help += "%s\n" % ('-' * len(display_name))
531
            sysprep_help += "%s\n\n" % wrapper.fill(" ".join(descr.split()))
532
            enabled = 1 if sysprep.enabled else 0
533
            choices.append((str(index + 1), display_name, enabled))
534
            index += 1
535

    
536
        (code, tags) = d.checklist(
537
            "Please choose which system preparation tasks you would like to "
538
            "run on the image. Press <Help> to see details about the system "
539
            "preparation tasks.", title="Run system preparation tasks",
540
            choices=choices, width=70, ok_label="Run", help_button=1)
541

    
542
        if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
543
            return False
544
        elif code == d.DIALOG_HELP:
545
            d.scrollbox(sysprep_help, width=WIDTH)
546
        elif code == d.DIALOG_OK:
547
            # Enable selected syspreps and disable the rest
548
            for i in range(len(syspreps)):
549
                if str(i + 1) in tags:
550
                    image_os.enable_sysprep(syspreps[i])
551
                    session['exec_syspreps'].append(syspreps[i])
552
                else:
553
                    image_os.disable_sysprep(syspreps[i])
554

    
555
            infobox = InfoBoxOutput(d, "Image Configuration")
556
            try:
557
                dev = session['device']
558
                dev.out.add(infobox)
559
                try:
560
                    dev.mount(readonly=False)
561
                    try:
562
                        # The checksum is invalid. We have mounted the image rw
563
                        if 'checksum' in session:
564
                            del session['checksum']
565

    
566
                        # Monitor the metadata changes during syspreps
567
                        with metadata_monitor(session, image_os.meta):
568
                            image_os.do_sysprep()
569
                            infobox.finalize()
570

    
571
                        # Disable syspreps that have ran
572
                        for sysprep in session['exec_syspreps']:
573
                            image_os.disable_sysprep(sysprep)
574
                    finally:
575
                        dev.umount()
576
                finally:
577
                    dev.out.remove(infobox)
578
            finally:
579
                infobox.cleanup()
580
            break
581
    return True
582

    
583

    
584
def shrink(session):
585
    d = session['dialog']
586
    dev = session['device']
587

    
588
    shrinked = 'shrinked' in session and session['shrinked']
589

    
590
    if shrinked:
591
        d.msgbox("The image is already shrinked!", title="Image Shrinking",
592
                 width=SMALL_WIDTH)
593
        return True
594

    
595
    msg = "This operation will shrink the last partition of the image to " \
596
          "reduce the total image size. If the last partition is a swap " \
597
          "partition, then this partition is removed and the partition " \
598
          "before that is shrinked. The removed swap partition will be " \
599
          "recreated during image deployment."
600

    
601
    if not d.yesno("%s\n\nDo you want to continue?" % msg, width=WIDTH,
602
                   height=12, title="Image Shrinking"):
603
        with metadata_monitor(session, dev.meta):
604
            infobox = InfoBoxOutput(d, "Image Shrinking", height=4)
605
            dev.out.add(infobox)
606
            try:
607
                dev.shrink()
608
                infobox.finalize()
609
            finally:
610
                dev.out.remove(infobox)
611

    
612
        session['shrinked'] = True
613
        update_background_title(session)
614
    else:
615
        return False
616

    
617
    return True
618

    
619

    
620
def customization_menu(session):
621
    d = session['dialog']
622

    
623
    choices = [("Sysprep", "Run various image preparation tasks"),
624
               ("Shrink", "Shrink image"),
625
               ("View/Modify", "View/Modify image properties"),
626
               ("Delete", "Delete image properties"),
627
               ("Exclude", "Exclude various deployment tasks from running")]
628

    
629
    default_item = 0
630

    
631
    actions = {"Sysprep": sysprep,
632
               "Shrink": shrink,
633
               "View/Modify": modify_properties,
634
               "Delete": delete_properties,
635
               "Exclude": exclude_tasks}
636
    while 1:
637
        (code, choice) = d.menu(
638
            text="Choose one of the following or press <Back> to exit.",
639
            width=WIDTH, choices=choices, cancel="Back", height=13,
640
            menu_height=len(choices), default_item=choices[default_item][0],
641
            title="Image Customization Menu")
642

    
643
        if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
644
            break
645
        elif choice in actions:
646
            default_item = [entry[0] for entry in choices].index(choice)
647
            if actions[choice](session):
648
                default_item = (default_item + 1) % len(choices)
649

    
650

    
651
def main_menu(session):
652
    d = session['dialog']
653
    dev = session['device']
654

    
655
    update_background_title(session)
656

    
657
    choices = [("Customize", "Customize image & ~okeanos deployment options"),
658
               ("Register", "Register image to ~okeanos"),
659
               ("Extract", "Dump image to local file system"),
660
               ("Reset", "Reset everything and start over again"),
661
               ("Help", "Get help for using snf-image-creator")]
662

    
663
    default_item = "Customize"
664

    
665
    actions = {"Customize": customization_menu, "Register": kamaki_menu,
666
               "Extract": extract_image}
667
    while 1:
668
        (code, choice) = d.menu(
669
            text="Choose one of the following or press <Exit> to exit.",
670
            width=WIDTH, choices=choices, cancel="Exit", height=13,
671
            default_item=default_item, menu_height=len(choices),
672
            title="Image Creator for ~okeanos (snf-image-creator version %s)" %
673
                  version)
674

    
675
        if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
676
            if confirm_exit(d):
677
                break
678
        elif choice == "Reset":
679
            if confirm_reset(d):
680
                d.infobox("Resetting snf-image-creator. Please wait...",
681
                          width=SMALL_WIDTH)
682
                raise Reset
683
        elif choice in actions:
684
            actions[choice](session)
685

    
686
# vim: set sta sts=4 shiftwidth=4 sw=4 et ai :