import textwrap
import signal
import StringIO
+import optparse
from image_creator import __version__ as version
from image_creator.util import FatalError, MD5
+from image_creator.output import Output, CombinedOutput
+from image_creator.output.cli import SimpleOutput
from image_creator.output.dialog import GaugeOutput, InfoBoxOutput
from image_creator.disk import Disk
from image_creator.os_type import os_cls
from image_creator.kamaki_wrapper import Kamaki, ClientError
from image_creator.help import get_help_file
+from image_creator.dialog_wizard import wizard
MSGBOX_WIDTH = 60
YESNO_WIDTH = 50
d.msgbox(msg, title="Image Property Changes", width=MSGBOX_WIDTH)
+def extract_metadata_string(session):
+ metadata = ['%s=%s' % (k, v) for (k, v) in session['metadata'].items()]
+
+ if 'task_metadata' in session:
+ metadata.extend("%s=yes" % m for m in session['task_metadata'])
+
+ return '\n'.join(metadata) + '\n'
+
+
def confirm_exit(d, msg=''):
return not d.yesno("%s Do you want to exit?" % msg, width=YESNO_WIDTH)
MB = 2 ** 20
- size = (dev.meta['SIZE'] + MB - 1) // MB
- shrinked = 'shrinked' in session and session['shrinked'] == True
+ size = (dev.size + MB - 1) // MB
+ shrinked = 'shrinked' in session and session['shrinked']
postfix = " (shrinked)" if shrinked else ''
title = "OS: %s, Distro: %s, Size: %dMB%s" % \
"\n".join(overwrite), width=YESNO_WIDTH):
continue
- out = GaugeOutput(d, "Image Extraction", "Extracting image...")
+ gauge = GaugeOutput(d, "Image Extraction", "Extracting image...")
try:
dev = session['device']
- if "checksum" not in session:
- size = dev.meta['SIZE']
- md5 = MD5(out)
- session['checksum'] = md5.compute(session['snapshot'], size)
-
- # Extract image file
- dev.out = out
- dev.dump(path)
-
- # Extract metadata file
- out.output("Extracting metadata file...")
- metastring = '\n'.join(
- ['%s=%s' % (k, v) for (k, v) in session['metadata'].items()])
- metastring += '\n'
- with open('%s.meta' % path, 'w') as f:
- f.write(metastring)
- out.success('done')
-
- # Extract md5sum file
- out.output("Extracting md5sum file...")
- md5str = "%s %s\n" % (session['checksum'], name)
- with open('%s.md5sum' % path, 'w') as f:
- f.write(md5str)
- out.success("done")
-
+ out = dev.out
+ out.add(gauge)
+ try:
+ if "checksum" not in session:
+ size = dev.size
+ md5 = MD5(out)
+ session['checksum'] = md5.compute(session['snapshot'],
+ size)
+
+ # Extract image file
+ dev.dump(path)
+
+ # Extract metadata file
+ out.output("Extracting metadata file...")
+ with open('%s.meta' % path, 'w') as f:
+ f.write(extract_metadata_string(session))
+ out.success('done')
+
+ # Extract md5sum file
+ out.output("Extracting md5sum file...")
+ md5str = "%s %s\n" % (session['checksum'], name)
+ with open('%s.md5sum' % path, 'w') as f:
+ f.write(md5str)
+ out.success("done")
+ finally:
+ out.remove(gauge)
finally:
- out.cleanup()
+ gauge.cleanup()
d.msgbox("Image file `%s' was successfully extracted!" % path,
width=MSGBOX_WIDTH)
break
def upload_image(session):
d = session["dialog"]
- size = session['device'].meta['SIZE']
+ dev = session['device']
+ size = dev.size
if "account" not in session:
d.msgbox("You need to provide your ~okeanos login username before you "
break
- out = GaugeOutput(d, "Image Upload", "Uploading...")
- if 'checksum' not in session:
- md5 = MD5(out)
- session['checksum'] = md5.compute(session['snapshot'], size)
+ gauge = GaugeOutput(d, "Image Upload", "Uploading...")
try:
- kamaki = Kamaki(session['account'], session['token'], out)
+ out = dev.out
+ out.add(gauge)
try:
- # Upload image file
- with open(session['snapshot'], 'rb') as f:
- session["upload"] = kamaki.upload(f, size, filename,
- "Calculating block hashes",
- "Uploading missing blocks")
- # Upload metadata file
- out.output("Uploading metadata file...")
- metastring = '\n'.join(
- ['%s=%s' % (k, v) for (k, v) in session['metadata'].items()])
- metastring += '\n'
- kamaki.upload(StringIO.StringIO(metastring), size=len(metastring),
- remote_path="%s.meta" % filename)
- out.success("done")
-
- # Upload md5sum file
- out.output("Uploading md5sum file...")
- md5str = "%s %s\n" % (session['checksum'], filename)
- kamaki.upload(StringIO.StringIO(md5str), size=len(md5str),
- remote_path="%s.md5sum" % filename)
- out.success("done")
-
- except ClientError as e:
- d.msgbox("Error in pithos+ client: %s" % e.message,
- title="Pithos+ Client Error", width=MSGBOX_WIDTH)
- if 'upload' in session:
- del session['upload']
- return False
+ if 'checksum' not in session:
+ md5 = MD5(out)
+ session['checksum'] = md5.compute(session['snapshot'], size)
+
+ kamaki = Kamaki(session['account'], session['token'], out)
+ try:
+ # Upload image file
+ with open(session['snapshot'], 'rb') as f:
+ session["upload"] = kamaki.upload(f, size, filename,
+ "Calculating block hashes",
+ "Uploading missing blocks")
+ # Upload metadata file
+ out.output("Uploading metadata file...")
+ metastring = extract_metadata_string(session)
+ kamaki.upload(StringIO.StringIO(metastring),
+ size=len(metastring),
+ remote_path="%s.meta" % filename)
+ out.success("done")
+
+ # Upload md5sum file
+ out.output("Uploading md5sum file...")
+ md5str = "%s %s\n" % (session['checksum'], filename)
+ kamaki.upload(StringIO.StringIO(md5str), size=len(md5str),
+ remote_path="%s.md5sum" % filename)
+ out.success("done")
+
+ except ClientError as e:
+ d.msgbox("Error in pithos+ client: %s" % e.message,
+ title="Pithos+ Client Error", width=MSGBOX_WIDTH)
+ if 'upload' in session:
+ del session['upload']
+ return False
+ finally:
+ out.remove(gauge)
finally:
- out.cleanup()
+ gauge.cleanup()
d.msgbox("Image file `%s' was successfully uploaded to pithos+" % filename,
width=MSGBOX_WIDTH)
def register_image(session):
d = session["dialog"]
+ dev = session['device']
if "account" not in session:
d.msgbox("You need to provide your ~okeanos login username before you "
continue
break
- out = GaugeOutput(d, "Image Registration", "Registrating image...")
+ metadata = {}
+ metadata.update(session['metadata'])
+ if 'task_metadata' in session:
+ for key in session['task_metadata']:
+ metadata[key] = 'yes'
+
+ gauge = GaugeOutput(d, "Image Registration", "Registrating image...")
try:
- out.output("Registring image to cyclades...")
+ out = dev.out
+ out.add(gauge)
try:
- kamaki = Kamaki(session['account'], session['token'], out)
- kamaki.register(name, session['upload'], session['metadata'])
- out.success('done')
- except ClientError as e:
- d.msgbox("Error in pithos+ client: %s" % e.message)
- return False
+ out.output("Registring image to cyclades...")
+ try:
+ kamaki = Kamaki(session['account'], session['token'], out)
+ kamaki.register(name, session['upload'], metadata)
+ out.success('done')
+ except ClientError as e:
+ d.msgbox("Error in pithos+ client: %s" % e.message)
+ return False
+ finally:
+ out.remove(gauge)
finally:
- out.cleanup()
+ gauge.cleanup()
d.msgbox("Image `%s' was successfully registered to cyclades as `%s'" %
(session['upload'], name), width=MSGBOX_WIDTH)
def kamaki_menu(session):
d = session['dialog']
default_item = "Account"
+
+ account = Kamaki.get_account()
+ if account:
+ session['account'] = account
+
+ token = Kamaki.get_token()
+ if token:
+ session['token'] = token
+
while 1:
account = session["account"] if "account" in session else "<none>"
token = session["token"] if "token" in session else "<none>"
(code, choice) = d.menu(
text="Choose one of the following or press <Back> to go back.",
- width=MENU_WIDTH, choices=choices, cancel="Back",
- default_item=default_item, title="Image Registration Menu")
+ width=MENU_WIDTH, choices=choices, cancel="Back", height=13,
+ menu_height=5, default_item=default_item,
+ title="Image Registration Menu")
if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
return False
del session["account"]
else:
session["account"] = answer.strip()
+ Kamaki.save_account(session['account'])
default_item = "Token"
elif choice == "Token":
default_item = "Token"
del session["token"]
else:
session["token"] = answer.strip()
+ Kamaki.save_token(session['account'])
default_item = "Upload"
elif choice == "Upload":
if upload_image(session):
image_os = session['image_os']
# Is the image already shrinked?
- if 'shrinked' in session and session['shrinked'] == True:
+ if 'shrinked' in session and session['shrinked']:
msg = "It seems you have shrinked the image. Running system " \
"preparation tasks on a shrinked image is dangerous."
syspreps = [s for s in all_syspreps if s not in session['exec_syspreps']]
if len(syspreps) == 0:
- d.msgbox("No system preparation task left to run!", width=MSGBOX_WIDTH)
+ d.msgbox("No system preparation task available to run!",
+ title="System Preperation", width=MSGBOX_WIDTH)
return
while 1:
else:
image_os.disable_sysprep(syspreps[i])
- out = InfoBoxOutput(d, "Image Configuration")
+ infobox = InfoBoxOutput(d, "Image Configuration")
try:
dev = session['device']
- dev.out = out
- dev.mount(readonly=False)
+ dev.out.add(infobox)
try:
- # The checksum is invalid. We have mounted the image rw
- if 'checksum' in session:
- del session['checksum']
-
- # Monitor the metadata changes during syspreps
- with metadata_monitor(session, image_os.meta):
- image_os.out = out
- image_os.do_sysprep()
- image_os.out.finalize()
-
- # Disable syspreps that have ran
- for sysprep in session['exec_syspreps']:
- image_os.disable_sysprep(sysprep)
-
+ dev.mount(readonly=False)
+ try:
+ # The checksum is invalid. We have mounted the image rw
+ if 'checksum' in session:
+ del session['checksum']
+
+ # Monitor the metadata changes during syspreps
+ with metadata_monitor(session, image_os.meta):
+ image_os.do_sysprep()
+ infobox.finalize()
+
+ # Disable syspreps that have ran
+ for sysprep in session['exec_syspreps']:
+ image_os.disable_sysprep(sysprep)
+ finally:
+ dev.umount()
finally:
- dev.umount()
+ dev.out.remove(infobox)
finally:
- out.cleanup()
+ infobox.cleanup()
break
return True
d = session['dialog']
dev = session['device']
- shrinked = 'shrinked' in session and session['shrinked'] == True
+ shrinked = 'shrinked' in session and session['shrinked']
if shrinked:
- d.msgbox("You have already shrinked your image!")
+ d.msgbox("The image is already shrinked!", title="Image Shrinking",
+ width=MSGBOX_WIDTH)
return True
msg = "This operation will shrink the last partition of the image to " \
if not d.yesno("%s\n\nDo you want to continue?" % msg, width=70,
height=12, title="Image Shrinking"):
with metadata_monitor(session, dev.meta):
- dev.out = InfoBoxOutput(d, "Image Shrinking", height=3)
- dev.shrink()
- dev.out.finalize()
+ infobox = InfoBoxOutput(d, "Image Shrinking", height=4)
+ dev.out.add(infobox)
+ try:
+ dev.shrink()
+ infobox.finalize()
+ finally:
+ dev.out.remove(infobox)
session['shrinked'] = True
update_background_title(session)
actions[choice](session)
-def select_file(d, media):
- root = os.sep
- while 1:
- if media is not None:
- if not os.path.exists(media):
- d.msgbox("The file you choose does not exist",
- width=MSGBOX_WIDTH)
- else:
- break
-
- (code, media) = d.fselect(root, 10, 50,
- title="Please select input media")
- if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
- if confirm_exit(d, "You canceled the media selection dialog box."):
- sys.exit(0)
- else:
- media = None
- continue
-
- return media
-
-
-def image_creator(d):
- basename = os.path.basename(sys.argv[0])
- usage = "Usage: %s [input_media]" % basename
- if len(sys.argv) > 2:
- sys.stderr.write("%s\n" % usage)
- return 1
+def image_creator(d, media, out):
d.setBackgroundTitle('snf-image-creator')
- if os.geteuid() != 0:
- raise FatalError("You must run %s as root" % basename)
-
- media = select_file(d, sys.argv[1] if len(sys.argv) == 2 else None)
-
- out = GaugeOutput(d, "Initialization", "Initializing...")
+ gauge = GaugeOutput(d, "Initialization", "Initializing...")
+ out.add(gauge)
disk = Disk(media, out)
def signal_handler(signum, frame):
- out.cleanup()
+ gauge.cleanup()
disk.cleanup()
signal.signal(signal.SIGINT, signal_handler)
snapshot = disk.snapshot()
dev = disk.get_device(snapshot)
- out.output("Collecting image metadata...")
-
metadata = {}
for (key, value) in dev.meta.items():
metadata[str(key)] = str(value)
dev.mount(readonly=True)
+ out.output("Collecting image metadata...")
cls = os_cls(dev.distro, dev.ostype)
image_os = cls(dev.root, dev.g, out)
dev.umount()
metadata[str(key)] = str(value)
out.success("done")
- out.cleanup()
+ gauge.cleanup()
+ out.remove(gauge)
- # Make sure the signal handler does not call out.cleanup again
+ # Make sure the signal handler does not call gauge.cleanup again
def dummy(self):
pass
- out.cleanup = type(GaugeOutput.cleanup)(dummy, out, GaugeOutput)
+ gauge.cleanup = type(GaugeOutput.cleanup)(dummy, gauge, GaugeOutput)
session = {"dialog": d,
"disk": disk,
"image_os": image_os,
"metadata": metadata}
- main_menu(session)
+ msg = "snf-image-creator detected a %s system on the input media. " \
+ "Would you like to run a wizards to assists you through the " \
+ "image creation process?\n\nChoose <Yes> to run the wizard, " \
+ "<No> to run the snf-image-creator in expert mode or press " \
+ "ESC to quit the program." \
+ % (dev.ostype if dev.ostype == dev.distro else "%s (%s)" %
+ (dev.ostype, dev.distro))
+
+ update_background_title(session)
+
+ while True:
+ code = d.yesno(msg, width=YESNO_WIDTH, height=12)
+ if code == d.DIALOG_OK:
+ if wizard(session):
+ break
+ elif code == d.DIALOG_CANCEL:
+ main_menu(session)
+ break
+
+ if confirm_exit(d):
+ break
+
d.infobox("Thank you for using snf-image-creator. Bye", width=53)
finally:
disk.cleanup()
return 0
+def select_file(d, media):
+ root = os.sep
+ while 1:
+ if media is not None:
+ if not os.path.exists(media):
+ d.msgbox("The file `%s' you choose does not exist." % media,
+ width=MSGBOX_WIDTH)
+ else:
+ break
+
+ (code, media) = d.fselect(root, 10, 50,
+ title="Please select input media")
+ if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
+ if confirm_exit(d, "You canceled the media selection dialog box."):
+ sys.exit(0)
+ else:
+ media = None
+ continue
+
+ return media
+
+
def main():
d = dialog.Dialog(dialog="dialog")
dialog._common_args_syntax["extra_label"] = \
lambda string: ("--extra-label", string)
- while 1:
- try:
+ usage = "Usage: %prog [options] [<input_media>]"
+ parser = optparse.OptionParser(version=version, usage=usage)
+ parser.add_option("-l", "--logfile", type="string", dest="logfile",
+ default=None, help="log all messages to FILE",
+ metavar="FILE")
+
+ options, args = parser.parse_args(sys.argv[1:])
+
+ if len(args) > 1:
+ parser.error("Wrong number of arguments")
+
+ d.setBackgroundTitle('snf-image-creator')
+
+ try:
+ if os.geteuid() != 0:
+ raise FatalError("You must run %s as root" % \
+ parser.get_prog_name())
+
+ media = select_file(d, args[0] if len(args) == 1 else None)
+
+ logfile = None
+ if options.logfile is not None:
try:
- ret = image_creator(d)
- sys.exit(ret)
- except FatalError as e:
- msg = textwrap.fill(str(e), width=70)
- d.infobox(msg, width=INFOBOX_WIDTH, title="Fatal Error")
- sys.exit(1)
- except Reset:
- continue
+ logfile = open(options.logfile, 'w')
+ except IOError as e:
+ raise FatalError(
+ "Unable to open logfile `%s' for writing. Reason: %s" % \
+ (options.logfile, e.strerror))
+ try:
+ log = SimpleOutput(False, logfile) if logfile is not None \
+ else Output()
+ while 1:
+ try:
+ out = CombinedOutput([log])
+ out.output("Starting %s version %s..." % \
+ (parser.get_prog_name(), version))
+ ret = image_creator(d, media, out)
+ sys.exit(ret)
+ except Reset:
+ log.output("Resetting everything...")
+ continue
+ finally:
+ if logfile is not None:
+ logfile.close()
+ except FatalError as e:
+ msg = textwrap.fill(str(e), width=70)
+ d.infobox(msg, width=INFOBOX_WIDTH, title="Fatal Error")
+ sys.exit(1)
# vim: set sta sts=4 shiftwidth=4 sw=4 et ai :