qubes-installer-qubes-os/anaconda/iw/upgrade_bootloader_gui.py
2011-03-31 13:40:54 +02:00

210 lines
7.6 KiB
Python

#
# upgrade_bootloader_gui.py: gui bootloader dialog for upgrades
#
# Copyright (C) 2002, 2007 Red Hat, Inc. All rights reserved.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty 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, see <http://www.gnu.org/licenses/>.
#
# Author(s): Jeremy Katz <katzj@redhat.com>
#
# must replace with explcit form so update disks will work
from iw_gui import *
import gtk
from booty import checkbootloader
from storage.devices import devicePathToName
from constants import *
import gettext
_ = lambda x: gettext.ldgettext("anaconda", x)
import logging
log = logging.getLogger("anaconda")
class UpgradeBootloaderWindow (InstallWindow):
windowTitle = N_("Upgrade Boot Loader Configuration")
def getPrev(self):
pass
def getNext(self):
if self.nobl_radio.get_active():
self.dispatch.skipStep("bootloadersetup", skip = 1)
self.dispatch.skipStep("bootloader", skip = 1)
self.dispatch.skipStep("bootloaderadvanced", skip = 1)
self.dispatch.skipStep("instbootloader", skip = 1)
elif self.newbl_radio.get_active():
self.dispatch.skipStep("bootloadersetup", skip = 0)
self.dispatch.skipStep("bootloader", skip = 0)
self.dispatch.skipStep("bootloaderadvanced", skip = 0)
self.dispatch.skipStep("instbootloader", skip = 0)
self.bl.doUpgradeOnly = 0
else:
self.dispatch.skipStep("bootloadersetup", skip = 0)
self.dispatch.skipStep("bootloader", skip = 1)
self.dispatch.skipStep("bootloaderadvanced", skip = 1)
self.dispatch.skipStep("instbootloader", skip = 0)
self.bl.doUpgradeOnly = 1
if self.type == "GRUB":
self.bl.useGrubVal = 1
else:
self.bl.useGrubVal = 0
self.bl.setDevice(devicePathToName(self.bootDev))
def _newToLibata(self, rootPath):
# NOTE: any changes here need to be done in upgrade_bootloader_text too
try:
f = open("/proc/modules", "r")
buf = f.read()
if buf.find("libata") == -1:
return False
except:
log.debug("error reading /proc/modules")
pass
try:
f = open(rootPath + "/etc/modprobe.conf")
except:
log.debug("error reading /etc/modprobe.conf")
return False
modlines = f.readlines()
f.close()
try:
f = open("/tmp/scsidisks")
except:
log.debug("error reading /tmp/scsidisks")
return False
mods = []
for l in f.readlines():
(disk, mod) = l.split()
if mod.strip() not in mods:
mods.append(mod.strip())
f.close()
for l in modlines:
stripped = l.strip()
if stripped == "" or stripped[0] == "#":
continue
if stripped.find("scsi_hostadapter") != -1:
mod = stripped.split()[-1]
if mod in mods:
mods.remove(mod)
if len(mods) > 0:
return True
return False
def getScreen(self, anaconda):
self.dispatch = anaconda.dispatch
self.bl = anaconda.bootloader
newToLibata = self._newToLibata(anaconda.rootPath)
(self.type, self.bootDev) = \
checkbootloader.getBootloaderTypeAndBoot(anaconda.rootPath, storage=anaconda.storage)
self.update_radio = gtk.RadioButton(None, _("_Update boot loader configuration"))
updatestr = _("This will update your current boot loader.")
if newToLibata or (self.type is None or self.bootDev is None):
if newToLibata:
current = _("Due to system changes, your boot loader "
"configuration can not be automatically updated.")
else:
current = _("The installer is unable to detect the boot loader "
"currently in use on your system.")
self.update_label = gtk.Label("%s" % (updatestr,))
self.update_radio.set_sensitive(False)
self.update_label.set_sensitive(False)
update = 0
else:
current = _("The installer has detected the %(type)s boot loader "
"currently installed on %(bootDev)s.") \
% {'type': self.type, 'bootDev': self.bootDev}
self.update_label = gtk.Label("%s %s" % (updatestr,
_("This is the recommended option.")))
self.update_radio.set_active(False)
update = 1
self.newbl_radio = gtk.RadioButton(self.update_radio,
_("_Create new boot loader "
"configuration"))
self.newbl_label = gtk.Label(_("This option creates a "
"new boot loader configuration. If "
"you wish to switch boot loaders, you "
"should choose this."))
self.newbl_radio.set_active(False)
self.nobl_radio = gtk.RadioButton(self.update_radio,
_("_Skip boot loader updating"))
self.nobl_label = gtk.Label(_("This option makes no changes to boot "
"loader configuration. If you are "
"using a third party boot loader, you "
"should choose this."))
self.nobl_radio.set_active(False)
for label in [self.update_label, self.nobl_label, self.newbl_label]:
label.set_alignment(0.8, 0)
label.set_size_request(275, -1)
label.set_line_wrap(True)
str = _("What would you like to do?")
# if they have one, the default is to update, otherwise the
# default is to not touch anything
if update == 1:
default = self.update_radio
elif newToLibata:
default = self.newbl_radio
else:
default = self.nobl_radio
if not self.dispatch.stepInSkipList("bootloader"):
self.newbl_radio.set_active(True)
elif self.dispatch.stepInSkipList("instbootloader"):
self.nobl_radio.set_active(True)
else:
default.set_active(True)
box = gtk.VBox(False, 5)
label = gtk.Label(current)
label.set_line_wrap(True)
label.set_alignment(0.5, 0.0)
label.set_size_request(300, -1)
label2 = gtk.Label(str)
label2.set_line_wrap(True)
label2.set_alignment(0.5, 0.0)
label2.set_size_request(300, -1)
box.pack_start(label, False)
box.pack_start(label2, False, padding = 10)
box.pack_start(self.update_radio, False)
box.pack_start(self.update_label, False)
box.pack_start(self.nobl_radio, False)
box.pack_start(self.nobl_label, False)
box.pack_start(self.newbl_radio, False)
box.pack_start(self.newbl_label, False)
a = gtk.Alignment(0.2, 0.1)
a.add(box)
return a