#
# bootloader.py: anaconda bootloader shims
#
# Copyright (C) 2001, 2002, 2003, 2004, 2005, 2006 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 .
#
# Author(s): Erik Troan
# Jeremy Katz
#
import isys
import parted
import os, sys
import iutil
import string
from flags import flags
from constants import *
from storage.devices import devicePathToName
from storage import getReleaseString
from booty.util import getDiskPart
import gettext
_ = lambda x: gettext.ldgettext("anaconda", x)
import logging
log = logging.getLogger("anaconda")
import booty
from booty import bootloaderInfo, checkbootloader
def isEfiSystemPartition(part):
if not part.active:
return False
return (part.disk.type == "gpt" and
part.name == "EFI System Partition" and
part.getFlag(parted.PARTITION_BOOT) and
part.fileSystem.type in ("fat16", "fat32") and
isys.readFSLabel(part.getDeviceNodeName()) != "ANACONDA")
def bootloaderSetupChoices(anaconda):
if anaconda.dir == DISPATCH_BACK:
rc = anaconda.intf.messageWindow(_("Warning"),
_("Filesystems have already been activated. You "
"cannot go back past this point.\n\nWould you like to "
"continue with the installation?"),
type="custom", custom_icon=["error","error"],
custom_buttons=[_("_Exit installer"), _("_Continue")])
if rc == 0:
sys.exit(0)
return DISPATCH_FORWARD
if anaconda.ksdata and anaconda.ksdata.bootloader.driveorder:
anaconda.bootloader.updateDriveList(anaconda.ksdata.bootloader.driveorder)
else:
#We want the selected bootloader drive to be preferred
pref = anaconda.bootloader.drivelist[:1]
anaconda.bootloader.updateDriveList(pref)
if iutil.isEfi() and not anaconda.bootloader.device:
bootPart = None
partitions = anaconda.storage.partitions
for part in partitions:
if part.partedPartition.active and isEfiSystemPartition(part.partedPartition):
bootPart = part.name
break
if bootPart:
anaconda.bootloader.setDevice(bootPart)
# iSeries bootloader on upgrades
if iutil.getPPCMachine() == "iSeries" and not anaconda.bootloader.device:
bootPart = None
partitions = anaconda.storage.partitions
for part in partitions:
if part.partedPartition.active and \
part.partedPartition.getFlag(parted.PARTITION_PREP):
bootPart = part.name
break
if bootPart:
anaconda.bootloader.setDevice(bootPart)
choices = anaconda.platform.bootloaderChoices(anaconda.bootloader)
if not choices and iutil.getPPCMachine() != "iSeries":
anaconda.dispatch.skipStep("instbootloader")
else:
anaconda.dispatch.skipStep("instbootloader", skip = 0)
# FIXME: ...
anaconda.bootloader.images.setup(anaconda.storage)
if anaconda.bootloader.defaultDevice != None and choices:
keys = choices.keys()
# there are only two possible things that can be in the keys
# mbr and boot. boot is ALWAYS present. so if the dev isn't
# listed, it was mbr and we should nicely fall back to boot
if anaconda.bootloader.defaultDevice not in keys:
log.warning("MBR not suitable as boot device; installing to partition")
anaconda.bootloader.defaultDevice = "boot"
anaconda.bootloader.setDevice(choices[anaconda.bootloader.defaultDevice][0])
elif choices and iutil.isMactel() and choices.has_key("boot"): # haccckkkk
anaconda.bootloader.setDevice(choices["boot"][0])
elif choices and choices.has_key("mbr"):
anaconda.bootloader.setDevice(choices["mbr"][0])
elif choices and choices.has_key("boot"):
anaconda.bootloader.setDevice(choices["boot"][0])
def fixedMdraidGrubTarget(anaconda, grubTarget):
# handle change made in F12 - before F12 mdX used to mean installation
# into mbrs of mdX members' disks
fixedGrubTarget = grubTarget
(product, version) = getReleaseString(anaconda.rootPath)
try:
if float(version) < 12:
stage1Devs = anaconda.bootloader.getPhysicalDevices(grubTarget)
fixedGrubTarget = getDiskPart(stage1Devs[0], anaconda.storage)[0]
log.info("Mdraid grub upgrade: %s -> %s" % (grubTarget,
fixedGrubTarget))
except ValueError:
log.warning("Can't decide mdraid grub upgrade fix, product: %s, version: %s" % (product, version))
return fixedGrubTarget
def writeBootloader(anaconda):
def dosync():
isys.sync()
isys.sync()
isys.sync()
if anaconda.bootloader.defaultDevice == -1:
return
if anaconda.bootloader.doUpgradeOnly:
(bootType, theDev) = checkbootloader.getBootloaderTypeAndBoot(anaconda.rootPath, storage=anaconda.storage)
anaconda.bootloader.doUpgradeonly = 1
if bootType == "GRUB":
if theDev.startswith('/dev/md'):
theDev = fixedMdraidGrubTarget(anaconda,
devicePathToName(theDev))
anaconda.bootloader.useGrubVal = 1
anaconda.bootloader.setDevice(devicePathToName(theDev))
else:
anaconda.bootloader.doUpgradeOnly = 0
w = anaconda.intf.waitWindow(_("Bootloader"), _("Installing bootloader."))
kernelList = []
otherList = []
# getDefault needs to return a device, but that's too invasive for now.
rootDev = anaconda.storage.rootDevice
if not anaconda.bootloader.images.getDefault():
defaultDev = None
else:
defaultDev = anaconda.storage.devicetree.getDeviceByName(anaconda.bootloader.images.getDefault())
kernelLabel = None
kernelLongLabel = None
for (dev, (label, longlabel, type)) in anaconda.bootloader.images.getImages().items():
if (rootDev is None and kernelLabel is None) or (dev == rootDev.name):
kernelLabel = label
kernelLongLabel = longlabel
elif (not defaultDev and not dev) or (defaultDev and dev == defaultDev.name):
otherList = [(label, longlabel, dev)] + otherList
else:
otherList.append((label, longlabel, dev))
if kernelLabel is None:
log.error("unable to find default image, bailing")
w.pop()
return
plainLabelUsed = 0
defkern = "kernel"
for (version, arch, nick) in \
anaconda.backend.kernelVersionList(anaconda.rootPath):
if plainLabelUsed:
kernelList.append(("%s-%s" %(kernelLabel, nick),
"%s-%s" %(kernelLongLabel, nick),
version))
else:
kernelList.append((kernelLabel, kernelLongLabel, version))
if nick != "base":
defkern = "kernel-%s" %(nick,)
plainLabelUsed = 1
f = open(anaconda.rootPath + "/etc/sysconfig/kernel", "w+")
f.write("# UPDATEDEFAULT specifies if new-kernel-pkg should make\n"
"# new kernels the default\n")
# only update the default if we're setting the default to linux (#156678)
if (not defaultDev and not rootDev) or (defaultDev and rootDev.name == defaultDev.name):
f.write("UPDATEDEFAULT=yes\n")
else:
f.write("UPDATEDEFAULT=no\n")
f.write("\n")
f.write("# DEFAULTKERNEL specifies the default kernel package type\n")
f.write("DEFAULTKERNEL=%s\n" %(defkern,))
f.close()
dosync()
try:
rc = anaconda.bootloader.write(anaconda.rootPath, anaconda.bootloader,
kernelList, otherList, defaultDev)
w.pop()
if rc and anaconda.intf:
anaconda.intf.messageWindow(_("Warning"),
_("There was an error installing the bootloader. "
"The system may not be bootable."))
except booty.BootyNoKernelWarning:
w.pop()
if anaconda.intf:
anaconda.intf.messageWindow(_("Warning"),
_("No kernel packages were installed on the "
"system. Bootloader configuration "
"will not be changed."))
dosync()
def hasWindows(bl):
foundWindows = False
for (k,v) in bl.images.getImages().iteritems():
if v[0].lower() == 'other' and v[2] in bootloaderInfo.dosFilesystems:
foundWindows = True
break
return foundWindows