summaryrefslogtreecommitdiffstats
path: root/bootloader.py
blob: e7d8465198f839386542a3da7347a3a5f1a2f932 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
#
# 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 

    if anaconda.id.ksdata and anaconda.id.ksdata.bootloader.driveorder:
        anaconda.id.bootloader.updateDriveList(anaconda.id.ksdata.bootloader.driveorder)
    else:
        #We want the selected bootloader drive to be preferred
        pref = anaconda.id.bootloader.drivelist[:1]
        anaconda.id.bootloader.updateDriveList(pref)

# 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(anaconda.rootPath):
	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 != "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 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