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from lilo import LiloConfiguration
import iutil
import isys
import string
import os
def onMILO ():
try:
f = open ('/proc/cpuinfo', 'r')
except:
return
lines = f.readlines ()
serial = ""
for line in lines:
if string.find (line, "system serial number") >= 0:
serial = string.strip (string.split (line, ':')[1])
if serial and len (serial) >= 4 and serial[0:4] == "MILO":
return 1
else:
return 0
def partitionNum (path):
i = 0
while path[i] not in string.digits:
i = i + 1
return string.atoi (path[i:])
def wholeDevice (path):
i = 0
while path[i] not in string.digits:
i = i + 1
return path[:i]
class MiloInstall:
def __init__ (self, todo):
self.initrdsMade = {}
self.todo = todo
def makeInitrd (self, kernelTag, instRoot):
initrd = "/boot/initrd%s.img" % (kernelTag, )
if not self.initrdsMade.has_key(initrd):
iutil.execWithRedirect("/sbin/mkinitrd",
[ "/sbin/mkinitrd",
"--ifneeded",
initrd,
kernelTag[1:] ],
stdout = None, stderr = None, searchPath = 1,
root = instRoot)
self.initrdsMade[kernelTag] = 1
return initrd
def writeAboot (self):
bootDevice = self.todo.fstab.getBootDevice ()
rootDevice = self.todo.fstab.getRootDevice ()[0]
if bootDevice != rootDevice:
confprefix = self.todo.instPath + "/boot/etc"
kernelprefix = '/'
try:
os.mkdir (confprefix)
except:
pass
# XXX stat /etc/aboot.conf and do the right thing
try:
os.remove(self.todo.instPath + "/etc/aboot.conf")
except OSError:
pass
os.symlink("../boot/etc/aboot.conf",
self.todo.instPath + "/etc/aboot.conf")
else:
confprefix = self.todo.instPath + "/etc"
kernelprefix = '/boot/'
partition = partitionNum (bootDevice)
abootdev = wholeDevice (bootDevice)
if os.access (confprefix + "/aboot.conf", os.R_OK):
os.rename (confprefix + "/aboot.conf",
confprefix + "/aboot.conf.rpmsave")
f = open (confprefix + "/aboot.conf", 'w')
f.write ("# aboot default configurations\n")
if bootDevice != rootDevice:
f.write ("# NOTICE: You have a /boot partition. This means that\n")
f.write ("# all kernel paths are relative to /boot/\n")
lines = 0
for package, tag in (('kernel-smp', 'smp'), ('kernel', '')):
if (self.todo.hdList.has_key(package) and
self.todo.hdList[package].selected):
kernel = self.todo.hdList[package]
initrd = self.makeInitrd (tag, self.todo.instPath)
extra=""
if os.access (self.todo.instPath + initrd, os.R_OK):
extra=" initrd=%s/%s" % (kernelprefix, initrd)
version = "%s-%s" % (kernel['version'], kernel['release'])
f.write ("%d:%d%svmlinuz-%s%s root=/dev/%s%s\n" %
(lines, partition, kernelprefix,
version, tag, rootDevice, extra))
lines = lines + 1
f.close ()
args = ("swriteboot", ("/dev/%s" % abootdev), "/boot/bootlx")
iutil.execWithRedirect('/sbin/swriteboot',
args,
stdout = None,
root = self.todo.instPath)
args = ("abootconf", ("/dev/%s" % abootdev), str (partition))
iutil.execWithRedirect('/sbin/abootconf',
args,
stdout = None,
root = self.todo.instPath)
def writeMilo (self):
bootDevice = self.todo.fstab.getBootDevice ()
rootDevice = self.todo.fstab.getRootDevice ()[0]
if bootDevice != rootDevice:
hasboot = 1
kernelroot = '/'
try:
os.remove(self.todo.instPath + "/etc/milo.conf")
except OSError:
pass
os.symlink("../boot/milo.conf",
self.todo.instPath + "/etc/milo.conf")
if os.access (self.todo.instPath + "/boot/milo.conf", os.R_OK):
os.rename (self.todo.instPath + "/boot/milo.conf",
self.todo.instPath + "/boot/milo.conf.rpmsave")
else:
hasboot = 0
kernelroot = '/boot/'
if os.access (self.todo.instPath + "/etc/milo.conf", os.R_OK):
os.rename (self.todo.instPath + "/etc/milo.conf",
self.todo.instPath + "/etc/milo.conf.rpmsave")
f = open (self.todo.instPath + "/etc/milo.conf", "w")
if hasboot:
f.write ("# NOTICE: You have a /boot partition. This means that all\n")
f.write ("# paths are relative to /boot/\n")
kernels = []
for package, tag in (('kernel-smp', 'smp'), ('kernel', '')):
if (self.todo.hdList.has_key(package) and
self.todo.hdList[package].selected):
kernel = self.todo.hdList[package]
version = "%s-%s" % (kernel['version'], kernel['release'])
# if this is UP and we have a kernel (the smp kernel),
# then call it linux-up
if not tag and kernels:
kernels.append ((version, "linux-up"))
else:
kernels.append ((version, "linux"))
for version, label in kernels:
f.write ("image=%svmlinuz-%s\n" % (kernelroot, version))
f.write ("\tlabel=%s\n" % label)
f.write ("\troot=/dev/%s\n" % rootDevice)
f.close()
def write (self):
if onMILO ():
self.writeMilo ()
else:
self.writeAboot ()
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