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|
#
# bootloader.py: anaconda bootloader shims
#
# Erik Troan <ewt@redhat.com>
# Jeremy Katz <katzj@redhat.com>
#
# Copyright 2001-2002 Red Hat, Inc.
#
# This software may be freely redistributed under the terms of the GNU
# library public license.
#
# You should have received a copy of the GNU Library Public License
# along with this program; if not, write to the Free Software
# Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
#
import isys
import partitioning
import partedUtils
import os
import crypt
import whrandom
import language
import iutil
import string
from flags import flags
from constants import *
from rhpl.log import log
from rhpl.translate import _
from booty import *
from bootloaderInfo import *
showLilo = 0
try:
f = open("/proc/cmdline", "r")
if f.read().find("lilo") != -1:
showLilo = 1
except:
pass
def bootloaderSetupChoices(dispatch, bl, fsset, diskSet, dir):
if dir == DISPATCH_BACK:
return
choices = fsset.bootloaderChoices(diskSet, bl)
if not choices and iutil.getPPCMachine() != "iSeries":
dispatch.skipStep("instbootloader")
else:
dispatch.skipStep("instbootloader", skip = 0)
bl.images.setup(diskSet, fsset)
if bl.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 bl.defaultDevice not in keys:
log("MBR not suitable as boot device; installing to partition")
bl.defaultDevice = "boot"
bl.setDevice(choices[bl.defaultDevice][0])
elif choices and choices.has_key("mbr"):
bl.setDevice(choices["mbr"][0])
elif choices and choices.has_key("boot"):
bl.setDevice(choices["boot"][0])
bootDev = fsset.getEntryByMountPoint("/")
if not bootDev:
bootDev = fsset.getEntryByMountPoint("/boot")
part = partedUtils.get_partition_by_name(diskSet.disks,
bootDev.device.getDevice())
if part and partedUtils.end_sector_to_cyl(part.geom.dev,
part.geom.end) >= 1024:
bl.above1024 = 1
def writeBootloader(intf, instRoot, fsset, bl, langs, comps):
def dosync():
isys.sync()
isys.sync()
isys.sync()
justConfigFile = not flags.setupFilesystems
if bl.defaultDevice == -1:
return
# now make the upgrade stuff work for kickstart too. ick.
if bl.kickstart == 1 and bl.doUpgradeOnly == 1:
import checkbootloader
(bootType, theDev) = checkbootloader.getBootloaderTypeAndBoot(instRoot)
bl.doUpgradeonly = 1
if bootType == "GRUB":
bl.useGrubVal = 1
bl.setDevice(theDev)
elif bootType == "LILO":
bl.useGrubVal = 0
bl.setDevice(theDev)
else:
bl.doUpgradeOnly = 0
w = intf.waitWindow(_("Bootloader"), _("Installing bootloader..."))
kernelList = []
otherList = []
rootDev = fsset.getEntryByMountPoint('/').device.getDevice()
defaultDev = bl.images.getDefault()
kernelLabel = None
kernelLongLabel = None
for (dev, (label, longlabel, type)) in bl.images.getImages().items():
if dev == rootDev:
kernelLabel = label
kernelLongLabel = longlabel
elif dev == defaultDev:
otherList = [(label, longlabel, dev)] + otherList
else:
otherList.append((label, longlabel, dev))
if kernelLabel is None:
log("unable to find default image, bailing")
plainLabelUsed = 0
for (version, nick) in comps.kernelVersionList():
if plainLabelUsed:
kernelList.append(("%s-%s" %(kernelLabel, nick),
"%s-%s" %(kernelLongLabel, nick),
version))
else:
kernelList.append((kernelLabel, kernelLongLabel, version))
plainLabelUsed = 1
# FIXME: blah, exec-shield breaks grub. turn it off for now
if os.access("/proc/sys/kernel/exec-shield", os.W_OK):
f = open("/proc/sys/kernel/exec-shield", "w")
f.write("0")
f.close()
dosync()
try:
bl.write(instRoot, fsset, bl, langs, kernelList, otherList, defaultDev,
justConfigFile, intf)
w.pop()
except BootyNoKernelWarning:
w.pop()
if intf:
intf.messageWindow(_("Warning"),
_("No kernel packages were installed on your "
"system. Your boot loader configuration "
"will not be changed."))
dosync()
# note that this function no longer actually creates an initrd.
# the kernel's %post does this now
def makeInitrd (kernelTag, instRoot):
if iutil.getArch() == 'ia64':
initrd = "/boot/efi/initrd%s.img" % (kernelTag, )
else:
initrd = "/boot/initrd%s.img" % (kernelTag, )
return initrd
# return instance of the appropriate bootloader for our arch
def getBootloader():
import booty
return booty.getBootloader()
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