+def add_property(session):
+ d = session['dialog']
+
+ while 1:
+ (code, answer) = d.inputbox("Please provide a name for a new image"
+ " property:", width=INPUTBOX_WIDTH)
+ if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
+ return False
+
+ name = answer.strip()
+ if len(name) == 0:
+ d.msgbox("A property name cannot be empty", width=MSGBOX_WIDTH)
+ continue
+
+ break
+
+ while 1:
+ (code, answer) = d.inputbox("Please provide a value for image "
+ "property %s" % name, width=INPUTBOX_WIDTH)
+ if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
+ return False
+
+ value = answer.strip()
+ if len(value) == 0:
+ d.msgbox("Value cannot be empty", width=MSGBOX_WIDTH)
+ continue
+
+ break
+
+ session['metadata'][name] = value
+
+ return True
+
+
+def modify_properties(session):
+ d = session['dialog']
+
+ while 1:
+ choices = []
+ for (key, val) in session['metadata'].items():
+ choices.append((str(key), str(val)))
+
+ (code, choice) = d.menu(
+ "In this menu you can edit existing image properties or add new "
+ "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 Properties")
+
+ if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
+ return True
+ # Edit button
+ elif code == d.DIALOG_OK:
+ (code, answer) = d.inputbox("Please provide a new value for the "
+ "image property with name `%s':" %
+ choice,
+ init=session['metadata'][choice],
+ width=INPUTBOX_WIDTH)
+ if code not in (d.DIALOG_CANCEL, d.DIALOG_ESC):
+ value = answer.strip()
+ if len(value) == 0:
+ d.msgbox("Value cannot be empty!")
+ continue
+ else:
+ session['metadata'][choice] = value
+ # ADD button
+ elif code == d.DIALOG_EXTRA:
+ add_property(session)
+ elif code == 'help':
+ help_file = get_help_file("image_properties")
+ assert os.path.exists(help_file)
+ d.textbox(help_file, title="Image Properties", width=70, height=40)
+
+
+def delete_properties(session):
+ d = session['dialog']
+
+ choices = []
+ for (key, val) in session['metadata'].items():
+ choices.append((key, "%s" % val, 0))
+
+ (code, to_delete) = d.checklist("Choose which properties to delete:",
+ choices=choices, width=CHECKBOX_WIDTH)
+
+ # If the user exits with ESC or CANCEL, the returned tag list is empty.
+ for i in to_delete:
+ del session['metadata'][i]
+
+ cnt = len(to_delete)
+ if cnt > 0:
+ d.msgbox("%d image properties were deleted." % cnt, width=MSGBOX_WIDTH)
+ return True
+ else:
+ return False
+
+
+def exclude_tasks(session):
+ d = session['dialog']
+
+ index = 0
+ displayed_index = 1
+ choices = []
+ mapping = {}
+ if 'excluded_tasks' not in session:
+ session['excluded_tasks'] = []
+
+ if -1 in session['excluded_tasks']:
+ if not d.yesno("Image deployment configuration is disabled. "
+ "Do you wish to enable it?", width=YESNO_WIDTH):
+ session['excluded_tasks'].remove(-1)
+ else:
+ return False
+
+ for (msg, task, osfamily) in CONFIGURATION_TASKS:
+ if session['metadata']['OSFAMILY'] in osfamily:
+ checked = 1 if index in session['excluded_tasks'] else 0
+ choices.append((str(displayed_index), msg, checked))
+ mapping[displayed_index] = index
+ displayed_index += 1
+ index += 1
+
+ while 1:
+ (code, tags) = d.checklist(
+ text="Please choose which configuration tasks you would like to "
+ "prevent from running during image deployment. "
+ "Press <No Config> to supress any configuration. "
+ "Press <Help> for more help on the image deployment "
+ "configuration tasks.",
+ choices=choices, height=19, list_height=8, width=CHECKBOX_WIDTH,
+ help_button=1, extra_button=1, extra_label="No Config",
+ title="Exclude Configuration Tasks")
+
+ if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
+ return False
+ elif code == d.DIALOG_HELP:
+ help_file = get_help_file("configuration_tasks")
+ assert os.path.exists(help_file)
+ d.textbox(help_file, title="Configuration Tasks",
+ width=70, height=40)
+ # No Config button
+ elif code == d.DIALOG_EXTRA:
+ session['excluded_tasks'] = [-1]
+ session['task_metadata'] = ["EXCLUDE_ALL_TASKS"]
+ break
+ elif code == d.DIALOG_OK:
+ session['excluded_tasks'] = []
+ for tag in tags:
+ session['excluded_tasks'].append(mapping[int(tag)])
+
+ exclude_metadata = []
+ for task in session['excluded_tasks']:
+ exclude_metadata.extend(CONFIGURATION_TASKS[task][1])
+
+ session['task_metadata'] = map(lambda x: "EXCLUDE_TASK_%s" % x,
+ exclude_metadata)
+ break
+
+ return True
+
+
+def sysprep(session):
+ d = session['dialog']
+ image_os = session['image_os']
+
+ # Is the image already shrinked?
+ 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."
+
+ 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"
+ sysprep_help = "%s\n%s\n\n" % (help_title, '=' * len(help_title))
+
+ if 'exec_syspreps' not in session:
+ session['exec_syspreps'] = []
+
+ all_syspreps = image_os.list_syspreps()
+ # 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 available to run!",
+ title="System Preperation", width=MSGBOX_WIDTH)
+ return
+
+ while 1:
+ choices = []
+ index = 0
+ for sysprep in syspreps:
+ name, descr = image_os.sysprep_info(sysprep)
+ display_name = name.replace('-', ' ').capitalize()
+ sysprep_help += "%s\n" % display_name
+ sysprep_help += "%s\n" % ('-' * len(display_name))
+ sysprep_help += "%s\n\n" % wrapper.fill(" ".join(descr.split()))
+ enabled = 1 if sysprep.enabled else 0
+ choices.append((str(index + 1), display_name, enabled))
+ index += 1
+
+ (code, tags) = d.checklist(
+ "Please choose which system preperation tasks you would like to "
+ "run on the image. Press <Help> to see details about the system "
+ "preperation tasks.", title="Run system preperation tasks",
+ choices=choices, width=70, ok_label="Run", help_button=1)
+
+ if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
+ return False
+ elif code == d.DIALOG_HELP:
+ d.scrollbox(sysprep_help, width=HELP_WIDTH)
+ elif code == d.DIALOG_OK:
+ # Enable selected syspreps and disable the rest
+ for i in range(len(syspreps)):
+ if str(i + 1) in tags:
+ image_os.enable_sysprep(syspreps[i])
+ session['exec_syspreps'].append(syspreps[i])
+ else:
+ image_os.disable_sysprep(syspreps[i])
+
+ out = InfoBoxOutput(d, "Image Configuration")
+ try:
+ dev = session['device']
+ dev.out = out
+ 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.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)
+
+ finally:
+ dev.umount()
+ finally:
+ out.cleanup()
+ break
+ return True
+
+
+def shrink(session):
+ d = session['dialog']
+ dev = session['device']
+
+ shrinked = 'shrinked' in session and session['shrinked']
+
+ if shrinked:
+ 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 " \
+ "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=4)
+ dev.shrink()
+ dev.out.finalize()
+
+ session['shrinked'] = True
+ update_background_title(session)
+ else:
+ return False
+
+ return True
+
+
+def customization_menu(session):
+ d = session['dialog']
+
+ choices = [("Sysprep", "Run various image preperation tasks"),
+ ("Shrink", "Shrink image"),
+ ("View/Modify", "View/Modify image properties"),
+ ("Delete", "Delete image properties"),
+ ("Exclude", "Exclude various deployment tasks from running")]
+
+ default_item = 0
+
+ actions = {"Sysprep": sysprep,
+ "Shrink": shrink,
+ "View/Modify": modify_properties,
+ "Delete": delete_properties,
+ "Exclude": exclude_tasks}
+ while 1:
+ (code, choice) = d.menu(
+ text="Choose one of the following or press <Back> to exit.",
+ width=MENU_WIDTH, choices=choices, cancel="Back", height=13,
+ menu_height=len(choices), default_item=choices[default_item][0],
+ title="Image Customization Menu")
+
+ if code in (d.DIALOG_CANCEL, d.DIALOG_ESC):
+ break
+ elif choice in actions:
+ default_item = [entry[0] for entry in choices].index(choice)
+ if actions[choice](session):
+ default_item = (default_item + 1) % len(choices)
+
+