184 lines
6.7 KiB
Python
184 lines
6.7 KiB
Python
# Dialog for creating new encryption passphrase
|
|
#
|
|
# Copyright (C) 2012 Red Hat, Inc.
|
|
#
|
|
# This copyrighted material is made available to anyone wishing to use,
|
|
# modify, copy, or redistribute it subject to the terms and conditions of
|
|
# the GNU General Public License v.2, or (at your option) any later version.
|
|
# This program is distributed in the hope that it will be useful, but WITHOUT
|
|
# ANY WARRANTY expressed or implied, including the implied warranties of
|
|
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General
|
|
# Public License for more details. You should have received a copy of the
|
|
# GNU General Public License along with this program; if not, write to the
|
|
# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
|
|
# 02110-1301, USA. Any Red Hat trademarks that are incorporated in the
|
|
# source code or documentation are not subject to the GNU General Public
|
|
# License and may only be used or replicated with the express permission of
|
|
# Red Hat, Inc.
|
|
#
|
|
# Red Hat Author(s): David Lehman <dlehman@redhat.com>
|
|
#
|
|
|
|
from gi.repository import Gtk
|
|
from gi.repository import Gdk
|
|
|
|
import gettext
|
|
import pwquality
|
|
|
|
from pyanaconda.ui.gui import GUIObject
|
|
|
|
from pyanaconda import keyboard
|
|
|
|
_ = lambda x: gettext.ldgettext("anaconda", x)
|
|
N_ = lambda x: x
|
|
P_ = lambda x, y, z: gettext.ldngettext("anaconda", x, y, z)
|
|
|
|
__all__ = ["PassphraseDialog"]
|
|
|
|
warning_label_template = N_("Warning: Your current keyboard layout is <b>%s</b>."
|
|
"If you change your keyboard layout, you may not be "
|
|
"able to decrypt your disks after install.")
|
|
|
|
ERROR_WEAK = N_("You have provided a weak passphrase: %s")
|
|
ERROR_NOT_MATCHING = N_("Passphrases do not match.")
|
|
|
|
class PassphraseDialog(GUIObject):
|
|
builderObjects = ["passphrase_dialog"]
|
|
mainWidgetName = "passphrase_dialog"
|
|
uiFile = "spokes/lib/passphrase.glade"
|
|
|
|
def refresh(self):
|
|
super(GUIObject, self).refresh()
|
|
self._warning_label = self.builder.get_object("passphrase_warning_label")
|
|
|
|
# disable input methods for the passphrase Entry widgets and make sure
|
|
# the focus change mask is enabled
|
|
self._passphrase_entry = self.builder.get_object("passphrase_entry")
|
|
self._passphrase_entry.set_property("im-module", "")
|
|
self._passphrase_entry.set_icon_from_stock(Gtk.EntryIconPosition.SECONDARY, "")
|
|
self._passphrase_entry.add_events(Gdk.EventMask.FOCUS_CHANGE_MASK)
|
|
self._confirm_entry = self.builder.get_object("confirm_entry")
|
|
self._confirm_entry.set_property("im-module", "")
|
|
self._confirm_entry.add_events(Gdk.EventMask.FOCUS_CHANGE_MASK)
|
|
|
|
self._save_button = self.builder.get_object("passphrase_save_button")
|
|
self._save_button.set_can_default(True)
|
|
|
|
# add the passphrase strength meter
|
|
self._strength_bar = Gtk.LevelBar()
|
|
self._strength_bar.set_mode(Gtk.LevelBarMode.DISCRETE)
|
|
self._strength_bar.set_min_value(0)
|
|
self._strength_bar.set_max_value(4)
|
|
box = self.builder.get_object("strength_box")
|
|
box.pack_start(self._strength_bar, False, True, 0)
|
|
box.show_all()
|
|
self._strength_label = self.builder.get_object("strength_label")
|
|
|
|
# set up passphrase quality checker
|
|
self._pwq = pwquality.PWQSettings()
|
|
self._pwq.read_config()
|
|
|
|
# update the warning label with the currently selected keymap
|
|
xkl_wrapper = keyboard.XklWrapper.get_instance()
|
|
keymap_name = xkl_wrapper.get_current_layout_name()
|
|
warning_label_text = _(warning_label_template) % keymap_name
|
|
self._warning_label.set_markup(warning_label_text)
|
|
|
|
# initialize with the previously set passphrase
|
|
self.passphrase = self.data.autopart.passphrase
|
|
|
|
if not self.passphrase:
|
|
self._save_button.set_sensitive(False)
|
|
self._confirm_entry.set_sensitive(False)
|
|
|
|
self._passphrase_entry.set_text(self.passphrase)
|
|
self._confirm_entry.set_text(self.passphrase)
|
|
|
|
self._update_passphrase_strength()
|
|
|
|
def run(self):
|
|
self.refresh()
|
|
rc = self.window.run()
|
|
self.window.destroy()
|
|
return rc
|
|
|
|
def _update_passphrase_strength(self):
|
|
passphrase = self._passphrase_entry.get_text()
|
|
strength = 0
|
|
self._pwq_error = ""
|
|
try:
|
|
strength = self._pwq.check(passphrase, None, None)
|
|
except pwquality.PWQError as (e, msg):
|
|
self._pwq_error = msg
|
|
|
|
if strength < 50:
|
|
val = 1
|
|
text = _("Weak")
|
|
elif strength < 75:
|
|
val = 2
|
|
text = _("Fair")
|
|
elif strength < 90:
|
|
val = 3
|
|
text = _("Good")
|
|
else:
|
|
val = 4
|
|
text = _("Strong")
|
|
|
|
self._strength_bar.set_value(val)
|
|
self._strength_label.set_text(text)
|
|
|
|
def _set_entry_icon(self, entry, icon, msg):
|
|
entry.set_icon_from_stock(Gtk.EntryIconPosition.SECONDARY, icon)
|
|
entry.set_icon_tooltip_text(Gtk.EntryIconPosition.SECONDARY, msg)
|
|
|
|
def on_passphrase_changed(self, entry):
|
|
self._update_passphrase_strength()
|
|
if self._confirm_entry.get_text():
|
|
self._confirm_entry.set_text("")
|
|
self._set_entry_icon(self._confirm_entry, "", "")
|
|
|
|
if not self._pwq_error:
|
|
self._set_entry_icon(entry, "", "")
|
|
|
|
self._save_button.set_sensitive(False)
|
|
self._confirm_entry.set_sensitive(False)
|
|
|
|
def on_passphrase_editing_done(self, entry, *args):
|
|
sensitive = True
|
|
if self._pwq_error:
|
|
icon = "gtk-dialog-error"
|
|
msg = _(ERROR_WEAK) % self._pwq_error
|
|
sensitive = False
|
|
self._set_entry_icon(entry, icon, msg)
|
|
|
|
self._confirm_entry.set_sensitive(sensitive)
|
|
if sensitive:
|
|
self._confirm_entry.grab_focus()
|
|
|
|
return True
|
|
|
|
def on_confirm_changed(self, entry):
|
|
if not self._save_button.get_sensitive() and \
|
|
entry.get_text() == self._passphrase_entry.get_text():
|
|
self._save_button.set_sensitive(True)
|
|
self._save_button.grab_focus()
|
|
self._save_button.grab_default()
|
|
self._set_entry_icon(entry, "", "")
|
|
|
|
def on_confirm_editing_done(self, entry, *args):
|
|
passphrase = self._passphrase_entry.get_text()
|
|
confirm = self._confirm_entry.get_text()
|
|
if passphrase != confirm:
|
|
match = False
|
|
icon = "gtk-dialog-error"
|
|
msg = ERROR_NOT_MATCHING
|
|
self._set_entry_icon(entry, icon, _(msg))
|
|
self._save_button.set_sensitive(False)
|
|
else:
|
|
self._save_button.grab_focus()
|
|
self._save_button.grab_default()
|
|
|
|
def on_save_clicked(self, button):
|
|
self.passphrase = self._passphrase_entry.get_text()
|
|
|