INPUTBOX_WIDTH = 70
CHECKBOX_WIDTH = 70
HELP_WIDTH = 70
+INFOBOX_WIDTH = 70
CONFIGURATION_TASKS = [
("Partition table manipulation", ["FixPartitionTable"],
pass
+class metadata_monitor(object):
+ def __init__(self, session, meta):
+ self.session = session
+ self.meta = meta
+
+ def __enter__(self):
+ self.old = {}
+ for (k, v) in self.meta.items():
+ self.old[k] = v
+
+ def __exit__(self, type, value, traceback):
+ d = self.session['dialog']
+
+ altered = {}
+ added = {}
+
+ for (k, v) in self.meta.items():
+ if k not in self.old:
+ added[k] = v
+ elif self.old[k] != v:
+ altered[k] = v
+
+ if not (len(added) or len(altered)):
+ return
+
+ msg = "The last action has changed some image properties:\n\n"
+ if len(added):
+ msg += "New image properties:\n"
+ for (k, v) in added.items():
+ msg += ' %s: "%s"\n' % (k, v)
+ msg += "\n"
+ if len(altered):
+ msg += "Updated image properties:\n"
+ for (k, v) in altered.items():
+ msg += ' %s: "%s" -> "%s"\n' % (k, self.old[k], v)
+ msg += "\n"
+
+ self.session['metadata'].update(added)
+ self.session['metadata'].update(altered)
+ d.msgbox(msg, title="Image Property Changes", width=MSGBOX_WIDTH)
+
+
def confirm_exit(d, msg=''):
return not d.yesno("%s Do you want to exit?" % msg, width=YESNO_WIDTH)
def confirm_reset(d):
- return not d.yesno(
- "Are you sure you want to reset everything?",
- width=YESNO_WIDTH)
+ return not d.yesno("Are you sure you want to reset everything?",
+ width=YESNO_WIDTH, defaultno=1)
def update_background_title(session):
MB = 2 ** 20
size = (dev.meta['SIZE'] + MB - 1) // MB
- title = "OS: %s, Distro: %s, Size: %dMB" % (dev.ostype, dev.distro, size)
+ shrinked = 'shrinked' in session and session['shrinked'] == True
+ postfix = " (shrinked)" if shrinked else ''
+
+ title = "OS: %s, Distro: %s, Size: %dMB%s" % \
+ (dev.ostype, dev.distro, size, postfix)
d.setBackgroundTitle(title)
(code, choice) = d.menu(
text="Choose one of the following or press <Back> to go back.",
- width=MENU_WIDTH, choices=choices, cancel="Back", help_button=1,
+ width=MENU_WIDTH, choices=choices, cancel="Back",
default_item=default_item, title="Image Registration Menu")
if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
(code, choice) = d.menu(
"In this menu you can edit existing image properties or add new "
- "ones. Be carefull! Most properties have special meaning and "
+ "ones. Be careful! Most properties have special meaning and "
"alter the image deployment behaviour. Press <HELP> to see more "
"information about image properties. Press <BACK> when done.",
height=18, width=MENU_WIDTH, choices=choices, menu_height=10,
ok_label="Edit", extra_button=1, extra_label="Add", cancel="Back",
- help_button=1, title="Image Metadata")
+ help_button=1, title="Image Properties")
if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
break
d = session['dialog']
image_os = session['image_os']
+ # Is the image already shrinked?
+ if 'shrinked' in session and session['shrinked'] == True:
+ msg = "It seems you have shrinked the image. Running system " \
+ "preparation tasks on a shrinked image is dangerous."
+
+ if d.yesno("%s\n\nDo you really want to continue?" % msg,
+ width=YESNO_WIDTH, defaultno=1):
+ return
+
wrapper = textwrap.TextWrapper(width=65)
help_title = "System Preperation Tasks"
# Only give the user the choice between syspreps that have not ran yet
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)
+ return
+
while 1:
choices = []
index = 0
if 'checksum' in session:
del session['checksum']
- image_os.out = out
- image_os.do_sysprep()
+ # 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)
- image_os.out.finalize()
finally:
dev.umount()
finally:
break
-def customize_menu(session):
+def shrink(session):
+ d = session['dialog']
+ dev = session['device']
+
+ shrinked = 'shrinked' in session and session['shrinked'] == True
+
+ if shrinked:
+ d.msgbox("You have already shrinked your image!")
+ return
+
+ msg = "This operation will shrink the last partition of the image to " \
+ "reduce the total image size. If the last partition is a swap " \
+ "partition, then this partition is removed and the partition " \
+ "before that is shrinked. The removed swap partition will be " \
+ "recreated during image deployment."
+
+ 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()
+
+ session['shrinked'] = True
+ update_background_title(session)
+
+
+def customization_menu(session):
d = session['dialog']
choices = [("Sysprep", "Run various image preperation tasks"),
default_item = "Sysprep"
actions = {"Sysprep": sysprep,
+ "Shrink": shrink,
"View/Modify": modify_properties,
"Delete": delete_properties,
"Exclude": exclude_tasks}
default_item = "Customize"
- actions = {"Customize": customize_menu, "Register": kamaki_menu,
+ actions = {"Customize": customization_menu, "Register": kamaki_menu,
"Extract": extract_image}
while 1:
(code, choice) = d.menu(
break
elif choice == "Reset":
if confirm_reset(d):
- d.infobox("Resetting snf-image-creator. Please wait...")
+ d.infobox("Resetting snf-image-creator. Please wait...",
+ width=INFOBOX_WIDTH)
raise Reset
elif choice in actions:
actions[choice](session)
sys.stderr.write("%s\n" % usage)
return 1
+ 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)
- d.setBackgroundTitle('snf-image-creator')
-
out = GaugeOutput(d, "Initialization", "Initializing...")
disk = Disk(media, out)
dev = disk.get_device(snapshot)
out.output("Collecting image metadata...")
- metadata = dev.meta
+
+ metadata = {}
+ for (key, value) in dev.meta.items():
+ metadata[str(key)] = str(value)
+
dev.mount(readonly=True)
cls = os_cls(dev.distro, dev.ostype)
image_os = cls(dev.root, dev.g, out)
dev.umount()
- metadata.update(image_os.meta)
+
+ for (key, value) in image_os.meta.items():
+ metadata[str(key)] = str(value)
+
out.success("done")
out.cleanup()
sys.exit(ret)
except FatalError as e:
msg = textwrap.fill(str(e), width=70)
- d.infobox(msg, width=70, title="Fatal Error")
+ d.infobox(msg, width=INFOBOX_WIDTH, title="Fatal Error")
sys.exit(1)
except Reset:
continue