/[smeserver]/cdrom.image/updates/bootloader.py
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Revision 1.3 - (hide annotations) (download) (as text)
Fri Jun 9 05:02:59 2006 UTC (18 years, 4 months ago) by gordonr
Branch: MAIN
CVS Tags: HEAD
Changes since 1.2: +0 -0 lines
Content type: text/x-python
FILE REMOVED
See bug 1510 - all changes should be in the anaconda CVS repository

1 gordonr 1.1 #
2     # bootloader.py: anaconda bootloader shims
3     #
4     # Erik Troan <ewt@redhat.com>
5     # Jeremy Katz <katzj@redhat.com>
6     #
7     # Copyright 2001-2002 Red Hat, Inc.
8     #
9     # This software may be freely redistributed under the terms of the GNU
10     # library public license.
11     #
12     # You should have received a copy of the GNU Library Public License
13     # along with this program; if not, write to the Free Software
14     # Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
15     #
16    
17     import isys
18     import partitioning
19     import partedUtils
20     import os
21     import crypt
22     import whrandom
23     import language
24     import iutil
25     import string
26     from flags import flags
27     from constants import *
28    
29     from rhpl.log import log
30     from rhpl.translate import _
31    
32     from booty import *
33     from bootloaderInfo import *
34     from fsset import *
35    
36     showLilo = 0
37     try:
38     f = open("/proc/cmdline", "r")
39     if f.read().find("lilo") != -1:
40     showLilo = 1
41     except:
42     pass
43    
44    
45    
46     def bootloaderSetupChoices(dispatch, bl, fsset, diskSet, dir):
47     if dir == DISPATCH_BACK:
48     return
49    
50     # iSeries bootloader on upgrades
51     if iutil.getPPCMachine() == "iSeries" and not bl.device:
52     drives = diskSet.disks.keys()
53     drives.sort()
54     bootPart = None
55     for drive in drives:
56     disk = diskSet.disks[drive]
57     part = disk.next_partition()
58     while part:
59     if part.is_active() and part.native_type == 0x41:
60     bootPart = partedUtils.get_partition_name(part)
61     break
62     part = disk.next_partition(part)
63     if bootPart:
64     break
65     if bootPart:
66     bl.setDevice(bootPart)
67     dev = Device()
68     dev.device = bootPart
69     fsset.add(FileSystemSetEntry(dev, None, fileSystemTypeGet("PPC PReP Boot")))
70    
71     choices = fsset.bootloaderChoices(diskSet, bl)
72     if not choices and iutil.getPPCMachine() != "iSeries":
73     dispatch.skipStep("instbootloader")
74     else:
75     dispatch.skipStep("instbootloader", skip = 0)
76    
77     bl.images.setup(diskSet, fsset)
78    
79     if bl.defaultDevice != None and choices:
80     keys = choices.keys()
81     # there are only two possible things that can be in the keys
82     # mbr and boot. boot is ALWAYS present. so if the dev isn't
83     # listed, it was mbr and we should nicely fall back to boot
84     if bl.defaultDevice not in keys:
85     log("MBR not suitable as boot device; installing to partition")
86     bl.defaultDevice = "boot"
87     bl.setDevice(choices[bl.defaultDevice][0])
88     elif choices and choices.has_key("mbr"):
89     bl.setDevice(choices["mbr"][0])
90     elif choices and choices.has_key("boot"):
91     bl.setDevice(choices["boot"][0])
92    
93    
94     bootDev = fsset.getEntryByMountPoint("/")
95     if not bootDev:
96     bootDev = fsset.getEntryByMountPoint("/boot")
97     part = partedUtils.get_partition_by_name(diskSet.disks,
98     bootDev.device.getDevice())
99     if part and partedUtils.end_sector_to_cyl(part.geom.dev,
100     part.geom.end) >= 1024:
101     bl.above1024 = 1
102    
103    
104     def writeBootloader(intf, instRoot, fsset, bl, langs, comps):
105     def dosync():
106     isys.sync()
107     isys.sync()
108     isys.sync()
109    
110     justConfigFile = not flags.setupFilesystems
111    
112     if bl.defaultDevice == -1:
113     return
114    
115     # now make the upgrade stuff work for kickstart too. ick.
116     if bl.kickstart == 1 and bl.doUpgradeOnly == 1:
117     import checkbootloader
118     (bootType, theDev) = checkbootloader.getBootloaderTypeAndBoot(instRoot)
119    
120     bl.doUpgradeonly = 1
121     if bootType == "GRUB":
122     bl.useGrubVal = 1
123     bl.setDevice(theDev)
124     elif bootType == "LILO":
125     bl.useGrubVal = 0
126     bl.setDevice(theDev)
127     else:
128     bl.doUpgradeOnly = 0
129    
130     # We don't need to let the user know if we're just doing the bootloader.
131     if not justConfigFile:
132     w = intf.waitWindow(_("Bootloader"), _("Installing bootloader..."))
133    
134     kernelList = []
135     otherList = []
136     rootDev = fsset.getEntryByMountPoint('/').device.getDevice()
137     defaultDev = bl.images.getDefault()
138    
139     kernelLabel = None
140     kernelLongLabel = None
141    
142     for (dev, (label, longlabel, type)) in bl.images.getImages().items():
143     if dev == rootDev:
144     kernelLabel = label
145     kernelLongLabel = longlabel
146     elif dev == defaultDev:
147     otherList = [(label, longlabel, dev)] + otherList
148     else:
149     otherList.append((label, longlabel, dev))
150    
151     if kernelLabel is None:
152     log("unable to find default image, bailing")
153     if not justConfigFile:
154     w.pop()
155     return
156    
157     plainLabelUsed = 0
158     defkern = "kernel"
159     for (version, nick) in comps.kernelVersionList():
160     if plainLabelUsed:
161     kernelList.append(("%s-%s" %(kernelLabel, nick),
162     "%s-%s" %(kernelLongLabel, nick),
163     version))
164     else:
165     kernelList.append((kernelLabel, kernelLongLabel, version))
166     if nick != "up":
167     defkern = "kernel-%s" %(nick,)
168     plainLabelUsed = 1
169    
170     f = open(instRoot + "/etc/sysconfig/kernel", "w+")
171     f.write("# UPDATEDEFAULT specifies if new-kernel-pkg should make\n"
172     "# new kernels the default\n")
173     f.write("UPDATEDEFAULT=yes\n")
174     f.write("\n")
175     f.write("# DEFAULTKERNEL specifies the default kernel package type\n")
176     f.write("DEFAULTKERNEL=%s\n" %(defkern,))
177     f.close()
178    
179     dosync()
180     try:
181     bl.write(instRoot, fsset, bl, langs, kernelList, otherList, defaultDev,
182     justConfigFile, intf)
183     if not justConfigFile:
184     w.pop()
185     except BootyNoKernelWarning:
186     if not justConfigFile:
187     w.pop()
188     dosync()
189    
190     # note that this function no longer actually creates an initrd.
191     # the kernel's %post does this now
192     def makeInitrd (kernelTag, instRoot):
193     if iutil.getArch() == 'ia64':
194     initrd = "/boot/efi/initrd%s.img" % (kernelTag, )
195     else:
196     initrd = "/boot/initrd%s.img" % (kernelTag, )
197    
198     return initrd
199    
200     # return instance of the appropriate bootloader for our arch
201     def getBootloader():
202     import booty
203     return booty.getBootloader()

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