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|
#
# bootloader.py: anaconda bootloader shims
#
# Erik Troan <ewt@redhat.com>
# Jeremy Katz <katzj@redhat.com>
#
# Copyright 2001-2006 Red Hat, Inc.
#
# This software may be freely redistributed under the terms of the GNU
# general public license.
#
# 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., 675 Mass Ave, Cambridge, MA 02139, USA.
#
import isys
import partedUtils
import os
import iutil
import string
import rhpl
from flags import flags
from constants import *
from rhpl.translate import _
import logging
log = logging.getLogger("anaconda")
import booty
import bootloaderInfo
from fsset import *
def bootloaderSetupChoices(anaconda):
if anaconda.dir == DISPATCH_BACK:
return
# FIXME: this is a hack...
if flags.livecd:
return
anaconda.id.bootloader.updateDriveList()
# iSeries bootloader on upgrades
if iutil.getPPCMachine() == "iSeries" and not anaconda.id.bootloader.device:
drives = anaconda.id.diskset.disks.keys()
drives.sort()
bootPart = None
for drive in drives:
disk = anaconda.id.diskset.disks[drive]
part = disk.next_partition()
while part:
if part.is_active() and part.native_type == 0x41:
bootPart = partedUtils.get_partition_name(part)
break
part = disk.next_partition(part)
if bootPart:
break
if bootPart:
anaconda.id.bootloader.setDevice(bootPart)
dev = Device()
dev.device = bootPart
anaconda.id.fsset.add(FileSystemSetEntry(dev, None, fileSystemTypeGet("PPC PReP Boot")))
choices = anaconda.id.fsset.bootloaderChoices(anaconda.id.diskset, anaconda.id.bootloader)
if not choices and iutil.getPPCMachine() != "iSeries":
anaconda.dispatch.skipStep("instbootloader")
else:
anaconda.dispatch.skipStep("instbootloader", skip = 0)
anaconda.id.bootloader.images.setup(anaconda.id.diskset, anaconda.id.fsset)
if anaconda.id.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.id.bootloader.defaultDevice not in keys:
log.warning("MBR not suitable as boot device; installing to partition")
anaconda.id.bootloader.defaultDevice = "boot"
anaconda.id.bootloader.setDevice(choices[anaconda.id.bootloader.defaultDevice][0])
elif choices and iutil.isMactel() and choices.has_key("boot"): # haccckkkk
anaconda.id.bootloader.setDevice(choices["boot"][0])
elif choices and choices.has_key("mbr"):
anaconda.id.bootloader.setDevice(choices["mbr"][0])
elif choices and choices.has_key("boot"):
anaconda.id.bootloader.setDevice(choices["boot"][0])
bootDev = anaconda.id.fsset.getEntryByMountPoint("/")
if not bootDev:
bootDev = anaconda.id.fsset.getEntryByMountPoint("/boot")
part = partedUtils.get_partition_by_name(anaconda.id.diskset.disks,
bootDev.device.getDevice())
if part and partedUtils.end_sector_to_cyl(part.geom.dev,
part.geom.end) >= 1024:
anaconda.id.bootloader.above1024 = 1
def writeBootloader(anaconda):
def dosync():
isys.sync()
isys.sync()
isys.sync()
justConfigFile = not flags.setupFilesystems
if anaconda.id.bootloader.defaultDevice == -1:
return
# now make the upgrade stuff work for kickstart too. ick.
if anaconda.isKickstart and anaconda.id.bootloader.doUpgradeOnly:
import checkbootloader
(bootType, theDev) = checkbootloader.getBootloaderTypeAndBoot(anaconda.rootPath)
anaconda.id.bootloader.doUpgradeonly = 1
if bootType == "GRUB":
anaconda.id.bootloader.useGrubVal = 1
anaconda.id.bootloader.setDevice(theDev)
else:
anaconda.id.bootloader.doUpgradeOnly = 0
# We don't need to let the user know if we're just doing the bootloader.
if not justConfigFile:
w = anaconda.intf.waitWindow(_("Bootloader"), _("Installing bootloader..."))
kernelList = []
otherList = []
root = anaconda.id.fsset.getEntryByMountPoint('/')
if root:
rootDev = root.device.getDevice()
else:
rootDev = None
defaultDev = anaconda.id.bootloader.images.getDefault()
kernelLabel = None
kernelLongLabel = None
for (dev, (label, longlabel, type)) in anaconda.id.bootloader.images.getImages().items():
if (dev == rootDev) or (rootDev is None and kernelLabel is None):
kernelLabel = label
kernelLongLabel = longlabel
elif dev == defaultDev:
otherList = [(label, longlabel, dev)] + otherList
else:
otherList.append((label, longlabel, dev))
if kernelLabel is None and not flags.livecd: # FIXME
log.error("unable to find default image, bailing")
if not justConfigFile:
w.pop()
return
plainLabelUsed = 0
defkern = "kernel"
for (version, arch, nick) in anaconda.backend.kernelVersionList():
if plainLabelUsed:
kernelList.append(("%s-%s" %(kernelLabel, nick),
"%s-%s" %(kernelLongLabel, nick),
version))
else:
kernelList.append((kernelLabel, kernelLongLabel, version))
if nick in ("hypervisor", "guest"): # XXX: *sigh* inconsistent
defkern = "kernel-xen-%s" %(nick,)
elif nick != "up":
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 rootDev == defaultDev:
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:
anaconda.id.bootloader.write(anaconda.rootPath, anaconda.id.fsset, anaconda.id.bootloader,
anaconda.id.instLanguage, kernelList, otherList, defaultDev,
justConfigFile, anaconda.intf)
if not justConfigFile:
w.pop()
except bootloaderInfo.BootyNoKernelWarning:
if not justConfigFile:
w.pop()
if anaconda.intf:
anaconda.intf.messageWindow(_("Warning"),
_("No kernel packages were installed on your "
"system. Your boot loader configuration "
"will not be changed."))
dosync()
# return instance of the appropriate bootloader for our arch
def getBootloader():
if not flags.livecd:
return booty.getBootloader()
else:
return bootloaderInfo.isolinuxBootloaderInfo()
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
|
