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
|
#
# floppy.py - floppy drive probe and bootdisk creation
#
# Erik Troan <ewt@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 errno
import iutil
import re
import os, stat
import rpm
import kudzu
from constants import *
from flags import flags
from rhpl.log import log
from rhpl.translate import _
def probeFloppyDevice():
fdDevice = "fd0"
# we now have nifty kudzu code that does all of the heavy lifting
# and properly detects detached floppy drives, ide floppies, and
# even usb floppies
devices = kudzu.probe(kudzu.CLASS_FLOPPY,
kudzu.BUS_IDE | kudzu.BUS_MISC | kudzu.BUS_SCSI,
kudzu.PROBE_ALL)
if not devices:
log("no floppy devices found but we'll try fd0 anyway")
return fdDevice
for device in devices:
if device.detached:
continue
log("anaconda floppy device %s" % (device.device))
return device.device
log("anaconda floppy device is %s", fdDevice)
return fdDevice
def makeBootdisk (intf, dir, floppyDevice, hdList, instPath, bootloader):
if dir == DISPATCH_BACK:
return DISPATCH_NOOP
if flags.test:
return DISPATCH_NOOP
kernel = hdList['kernel']
kernelTag = "-%s-%s" % (kernel[rpm.RPMTAG_VERSION],
kernel[rpm.RPMTAG_RELEASE])
# FIXME: if other arches had working boot disks, we wouldn't be able
# to hardcode /boot
kernel = "%s/boot/vmlinuz%s" %(instPath, kernelTag)
size = 0
if os.access(kernel, os.R_OK):
try:
kernelsize = os.stat(kernel)[stat.ST_SIZE]
log("kernelsize is %s" %(kernelsize,))
except:
kernelsize = 0
size = size + kernelsize
initrd = "%s/boot/initrd%s.img" %(instPath, kernelTag)
if os.access(initrd, os.R_OK):
try:
initrdsize = os.stat(initrd)[stat.ST_SIZE]
log("initrdsize is %s" %(initrdsize,) )
except:
initrdsize = 0
size = size + initrdsize
log("boot floppy size is %s" %(size,))
# go within 10 K of the size of the boot disk to have a tad
# bit of safety. if this fails, we're no worse off than we used
# to be.
if size >= 1416 * 1024:
intf.messageWindow(_("Unable to make boot floppy"),
_("The size of the kernel modules needed "
"for your machine make it impossible to "
"create a boot disk that will fit on a "
"floppy diskette."),
type = "warning")
return DISPATCH_NOOP
rc = intf.messageWindow( _("Insert a floppy disk"),
_("Please remove any diskettes from the floppy "
"drive, and insert the floppy diskette that "
"is to contain the boot disk.\n\nAll data will "
"be ERASED during creation of the boot disk."),
type="custom", custom_buttons=[_("_Cancel"), _("_Make boot disk")])
if not rc:
return DISPATCH_NOOP
# this is faster then waiting on mkbootdisk to fail
device = floppyDevice
isys.makeDevInode(device, "/tmp/floppy")
try:
fd = os.open("/tmp/floppy", os.O_RDONLY)
except:
intf.messageWindow( _("Error"),
_("An error occurred while making the boot disk. "
"Please make sure that there is a floppy "
"in the first floppy drive."))
return DISPATCH_BACK
os.close(fd)
if bootloader.args.get():
args = bootloader.args.get()
else:
args = ""
w = intf.waitWindow (_("Creating"), _("Creating boot disk..."))
rc = iutil.execWithRedirect("/sbin/mkbootdisk",
[ "/sbin/mkbootdisk",
"--kernelargs", args,
"--noprompt",
"--device",
"/dev/" + floppyDevice,
kernelTag[1:] ],
stdout = '/dev/tty5', stderr = '/dev/tty5',
searchPath = 1, root = instPath)
w.pop()
if rc:
intf.messageWindow( _("Error"),
_("An error occurred while making the boot disk. "
"Please make sure that there is a floppy "
"in the first floppy drive."))
return DISPATCH_BACK
# more sanity checking -- see if the initrd size and kernel size
# match what we thought they would be
device = floppyDevice
file = "/tmp/floppy"
isys.makeDevInode(device, file)
try:
isys.mount("/tmp/floppy", "/mnt/floppy", "vfat")
except:
intf.messageWindow(_("Error"),
_("An error occurred while attempting to verify "
"the boot disk. Please make sure that you "
"have a good floppy in the first floppy drive."))
return DISPATCH_BACK
problem = 0
if os.access("/mnt/floppy/vmlinuz", os.R_OK):
if kernelsize != 0:
size = os.stat("/mnt/floppy/vmlinuz")[stat.ST_SIZE]
if size != kernelsize:
problem = 1
else:
log("unable to verify kernel size. hope it fit!")
else:
problem = 1
if initrdsize != 0:
if os.access("/mnt/floppy/initrd.img", os.R_OK):
size = os.stat("/mnt/floppy/initrd.img")[stat.ST_SIZE]
if size != initrdsize:
problem = 1
else:
problem = 1
try:
isys.umount("/mnt/floppy")
except:
pass
if problem == 1:
intf.messageWindow(_("Error"),
_("Your boot floppy appears to be invalid. This "
"is likely due to a bad floppy. Please make "
"sure that you have a good floppy in the "
"first floppy drive."))
return DISPATCH_BACK
return DISPATCH_FORWARD
|
