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Commit | Line | Data |
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bb529f94 JK |
1 | #!/bin/sh |
2 | ||
3 | # geninitrd | |
4 | # | |
45d4d8cb | 5 | # by PLD Linux Team |
bb529f94 | 6 | # |
9e1ceabe | 7 | # based on mkinitrd from RedHat Linux |
e4b07ddc | 8 | # |
c31050f3 | 9 | |
476f99fc | 10 | GENINITRD_RCSID='$Revision$ $Date:: $' |
96fbf9e6 | 11 | R=${GENINITRD_RCSID#* *}; VERSION=${R%% *} |
ca2c2012 | 12 | PROGRAM=${0##*/} |
bb529f94 JK |
13 | |
14 | . /etc/rc.d/init.d/functions | |
ded87775 | 15 | . /lib/geninitrd/functions |
e2405b29 | 16 | . /etc/sysconfig/system |
bb529f94 | 17 | |
c124d0cf ER |
18 | # list of geninitrd modules which need setup routine after commandline args parsing |
19 | GENINITRD_MODS="" | |
c3667d07 | 20 | COMPRESS=yes |
bb529f94 JK |
21 | target="" |
22 | kernel="" | |
23 | force="" | |
24 | verbose="" | |
25 | MODULES="" | |
26 | img_vers="" | |
c3667d07 | 27 | fstab=/etc/fstab |
c3667d07 | 28 | modext=.o |
4e9eb79c | 29 | rootdev_nr=0 |
738c05d8 ER |
30 | # device node for rootfs from fstab |
31 | rootdev="" | |
bb529f94 | 32 | |
8bd582f1 ER |
33 | # internal variables |
34 | # is /dev on tmpfs | |
b64f015b ER |
35 | dev_mounted=no |
36 | # is /proc mounted | |
37 | proc_mounted=no | |
38 | # is /sys mounted | |
39 | sys_mounted=no | |
40 | # is /tmp mounted on tmpfs | |
41 | tmp_mounted=no | |
42 | ||
43 | # are /dev nodes already created from /proc/devices info? | |
8bd582f1 | 44 | proc_partitions=no |
6b013929 | 45 | |
b64f015b | 46 | usage() { |
46768f45 | 47 | echo "Usage: $PROGRAM [--version] [-v] [-f] [--ifneeded] [--preload <module>]" |
ac085800 | 48 | echo " [--with=<module>] [--image-version] [--fstab=<fstab>] [--nocompress]" |
8a6f083b | 49 | echo " [--compress=yes|xz|lzma|bzip2|gzip|lzo]" |
92ed99b6 | 50 | echo " [--initrdfs=rom|initramfs|ext2|cram] [--modules-conf=<modules.conf>]" |
ba5d09f0 | 51 | echo " [--with-bootsplash] [--without-bootsplash]" |
6c69a2d4 ER |
52 | echo " [--with-fbsplash] [--without-fbsplash]" |
53 | echo " [--with-fbcondecor] [--without-fbcondecor]" | |
e4b07ddc | 54 | echo " [--lvmtoolsversion=1|2] [--with-udev] [--without-udev]" |
ba5d09f0 | 55 | echo " [--with-suspend] [--without-suspend]" |
1cd2aabd | 56 | echo " [--with-tuxonice] [--without-tuxonice]" |
ecd7bf46 ER |
57 | echo " [--without-dmraid]" |
58 | echo " [--with-multipath=DEVPATH] [--without-multipath]" | |
3ef3d717 | 59 | echo " [--without-blkid] [--without-luks]" |
ac085800 | 60 | echo " <initrd-image> <kernel-version>" |
553786c4 | 61 | echo "" |
46768f45 ER |
62 | echo "Example:" |
63 | ||
64 | local kdir kver | |
65 | for kdir in /lib/modules/*; do | |
66 | [ -d $kdir ] || continue | |
67 | kver=${kdir##*/} | |
68 | echo " $PROGRAM -f --initrdfs=rom /boot/initrd-$kver.gz $kver" | |
3f53322c | 69 | done |
36523626 | 70 | exit 0 |
bb529f94 JK |
71 | } |
72 | ||
779a218a | 73 | msg() { |
f4010f7f AM |
74 | echo "$PROGRAM: $*" |
75 | } | |
76 | ||
77 | warn() { | |
4a60c01f | 78 | msg "WARNING: $*" >&2 |
779a218a AM |
79 | } |
80 | ||
94769f11 | 81 | debug() { |
4a60c01f | 82 | [ -n "$verbose" ] && msg "$*" >&2 |
94769f11 | 83 | } |
aa69da6e | 84 | |
bf6c3fcb ER |
85 | # aborts program abnormally |
86 | die() { | |
b5f5c089 | 87 | local rc=${2:-1} |
046c68c9 | 88 | msg "ERROR: $1" >&2 |
bf6c3fcb ER |
89 | exit $rc |
90 | } | |
91 | ||
684d5d2a ER |
92 | # find program from specified paths |
93 | find_tool() { | |
94 | local x | |
95 | for x in "$@"; do | |
96 | if [ -x "$x" ]; then | |
97 | echo $x | |
98 | debug "find_tool: found $x" | |
99 | return 0 | |
100 | fi | |
101 | done | |
102 | debug "find_tool: did not found any of: $@" | |
103 | return 1 | |
104 | } | |
105 | ||
c124d0cf ER |
106 | # loads geninitrd modules |
107 | geninitrd_load_mods() { | |
108 | local mod | |
109 | for mod in "$@"; do | |
110 | if [ ! -f /lib/geninitrd/mod-$mod.sh ]; then | |
111 | die "$mod geninitrd module can't be loaded" | |
112 | fi | |
113 | . /lib/geninitrd/mod-$mod.sh | |
114 | ||
c34c6a69 | 115 | GENINITRD_MODS="$GENINITRD_MODS $mod" |
c124d0cf ER |
116 | done |
117 | } | |
118 | ||
119 | # setup geninitrd modules | |
120 | geninitrd_setup_mods() { | |
c34c6a69 | 121 | local mod rcsid |
c124d0cf ER |
122 | |
123 | for mod in $GENINITRD_MODS; do | |
c34c6a69 ER |
124 | eval rcsid=$(echo \$$mod | LC_ALL=C tr '[a-z]' '[A-Z]')_RCSID |
125 | debug "# $rcsid (mod-$mod)" | |
126 | ||
127 | # some mods want init | |
128 | if type setup_mod_$mod > /dev/null; then | |
129 | eval setup_mod_$mod | |
130 | fi | |
c124d0cf ER |
131 | done |
132 | } | |
133 | ||
c6c6ce01 ER |
134 | # append text to /linuxrc |
135 | # takes STDIN as input | |
136 | add_linuxrc() { | |
b64f015b | 137 | cat >> "$RCFILE" |
c6c6ce01 ER |
138 | } |
139 | ||
b64f015b ER |
140 | # generate code to mount /dev on tmpfs and create initial nodes |
141 | # can be called multiple times. /dev is cleaned up (umounted) automatically at | |
142 | # the end of script. | |
143 | mount_dev() { | |
144 | if [ "$INITRDFS" = "initramfs" ]; then | |
145 | # initramfs is read-write filesystem, no need for tmpfs | |
146 | return | |
147 | fi | |
148 | ||
149 | # we already generated tmpfs code; return | |
150 | if is_yes "$dev_mounted"; then | |
151 | return | |
152 | fi | |
153 | ||
154 | dev_mounted=yes | |
155 | ||
156 | busybox_applet mount mknod mkdir | |
157 | add_linuxrc <<-EOF | |
158 | : 'Creating /dev' | |
159 | mount -o mode=0755 -t tmpfs none /dev | |
160 | mknod /dev/console c 5 1 | |
161 | mknod /dev/null c 1 3 | |
162 | mknod /dev/zero c 1 5 | |
8aa2b6bd | 163 | mknod /dev/random c 1 8 |
8b7ac737 | 164 | mknod /dev/urandom c 1 9 |
b64f015b ER |
165 | mkdir /dev/pts |
166 | mkdir /dev/shm | |
167 | EOF | |
168 | } | |
169 | ||
170 | # generate code to mount /proc on initrd | |
171 | # can be called multiple times | |
172 | mount_proc() { | |
173 | if is_yes "$proc_mounted"; then | |
174 | return | |
175 | fi | |
176 | ||
177 | proc_mounted=yes | |
2bface63 ER |
178 | if [ "$INITRDFS" = "initramfs" ]; then |
179 | # /proc is mounted with initramfs 2.6.22.14 kernel | |
180 | # XXX: remove when it is clear why proc was already mounted | |
181 | echo "[ -f /proc/cmdline ] || mount -t proc none /proc" | add_linuxrc | |
182 | else | |
183 | echo "mount -t proc none /proc" | add_linuxrc | |
184 | fi | |
b64f015b ER |
185 | } |
186 | ||
187 | # generate code to mount /sys on initrd | |
188 | # can be called multiple times | |
189 | mount_sys() { | |
190 | if is_yes "$sys_mounted"; then | |
191 | return | |
192 | fi | |
193 | ||
194 | sys_mounted=yes | |
195 | echo "mount -t sysfs none /sys" | add_linuxrc | |
196 | } | |
197 | ||
198 | # generate code to mount /tmp on initrd | |
199 | # can be called multiple times | |
200 | mount_tmp() { | |
201 | if [ "$INITRDFS" = "initramfs" ]; then | |
202 | # initramfs is read-write filesystem, no need for tmpfs | |
203 | return | |
204 | fi | |
205 | ||
206 | if is_yes "$tmp_mounted"; then | |
207 | return | |
208 | fi | |
209 | ||
210 | tmp_mounted=yes | |
211 | echo "mount -t tmpfs none /tmp" | add_linuxrc | |
212 | } | |
213 | ||
214 | # unmount all mountpoints mounted by geninitrd | |
215 | umount_all() { | |
ec49b7e6 ER |
216 | |
217 | add_linuxrc <<-'EOF' | |
903f21ea | 218 | : Last shell before umounting all and giving control over to real init. |
ec49b7e6 ER |
219 | debugshell |
220 | EOF | |
5b70f84d | 221 | |
b64f015b ER |
222 | if is_yes "$dev_mounted"; then |
223 | echo 'umount /dev' | add_linuxrc | |
224 | dev_mounted=no | |
225 | fi | |
b64f015b ER |
226 | if is_yes "$sys_mounted"; then |
227 | echo 'umount /sys' | add_linuxrc | |
228 | sys_mounted=no | |
229 | fi | |
230 | if is_yes "$tmp_mounted"; then | |
231 | echo 'umount /tmp' | add_linuxrc | |
232 | tmp_mounted=no | |
233 | fi | |
3c42f0a4 ER |
234 | if is_yes "$proc_mounted"; then |
235 | echo 'umount /proc' | add_linuxrc | |
236 | proc_mounted=no | |
237 | fi | |
b64f015b ER |
238 | } |
239 | ||
240 | ||
9299682f ER |
241 | # Checks if busybox has support for APPLET(s) |
242 | # Exits from geninitrd if the support is not present. | |
243 | # | |
244 | # NB! XXX do not output to STDOUT, it will appear in initrd images in some cases! | |
245 | busybox_applet() { | |
30495bbf | 246 | local err=0 applet |
9299682f ER |
247 | |
248 | if [ -z "$busybox_functions" ]; then | |
684d5d2a | 249 | local tmp=$($busybox 2>&1) |
9b1373fb ER |
250 | |
251 | # BusyBox v1.1.3 says applet not found if it's not called 'busybox'. | |
252 | if [[ "$tmp" = *applet\ not\ found* ]]; then | |
253 | local t=$(mktemp -d) | |
684d5d2a | 254 | ln -s $busybox $t/busybox |
9b1373fb ER |
255 | local tmp=$($t/busybox 2>&1) |
256 | rm -rf $t | |
257 | fi | |
258 | ||
259 | busybox_functions=$(echo "$tmp" | \ | |
9299682f ER |
260 | sed -ne '/Currently defined functions:/,$p' | \ |
261 | xargs | sed -e 's,.*Currently defined functions: ,,' | |
262 | ) | |
263 | fi | |
264 | for applet in $*; do | |
265 | local have | |
266 | # try cache | |
267 | eval have='$'busybox_have_$applet | |
268 | if [ -z "$have" ]; then | |
269 | have=$(echo "$busybox_functions" | egrep -c "( |^)$applet(,|$)") | |
270 | if [ "$have" = 0 ]; then | |
f4010f7f | 271 | warn "This setup requires busybox-initrd compiled with applet '$applet' support" |
9299682f ER |
272 | err=1 |
273 | fi | |
274 | eval busybox_have_$applet=$have | |
275 | fi | |
276 | done | |
277 | if [ $err = 1 ]; then | |
00eaa938 | 278 | die "Aborted" |
9299682f ER |
279 | fi |
280 | } | |
281 | ||
755e5cdc ER |
282 | # Extract the .config file from a kernel image |
283 | # uses extract-ikconfig from kernel sources (scripts/extract-ikconfig) | |
284 | ikconfig() { | |
61d20b49 | 285 | local kofile=$(modinfo -k $kernel -n configs 2> /dev/null) |
755e5cdc ER |
286 | if [ -n "$kofile" ]; then |
287 | /lib/geninitrd/extract-ikconfig $kofile | |
288 | else | |
289 | # try vmlinuz itself | |
290 | /lib/geninitrd/extract-ikconfig /boot/vmlinuz-$kernel | |
25cb53df | 291 | fi |
25cb53df ER |
292 | } |
293 | ||
7ffba534 ER |
294 | # Finds module dependencies |
295 | # | |
7ffba534 ER |
296 | # @param $module |
297 | # | |
046c68c9 | 298 | # Outputs full path to module and it's dependencies |
7ffba534 | 299 | find_depmod() { |
fe280785 | 300 | local module="$1" |
046c68c9 ER |
301 | local skiperrors=0 |
302 | ||
303 | # if module is prefixed with dash, we should ignore errors if the module | |
304 | # can't be found. | |
305 | if [ ${module#-} != $module ]; then | |
306 | skiperrors=1 | |
307 | module=${module#-} | |
308 | fi | |
309 | ||
046c68c9 ER |
310 | # This works when user has module-init-tools installed even on 2.4 kernels |
311 | local modprobe | |
312 | modprobe=$(modprobe --set-version $kernel --show-depends $module --ignore-install 2>&1) | |
313 | ||
314 | if [ $? != 0 ]; then | |
315 | if [ $skiperrors = 1 ]; then | |
7cac5014 ER |
316 | return |
317 | fi | |
046c68c9 | 318 | echo >&2 "$modprobe" |
7cac5014 | 319 | |
7ffba534 | 320 | if ! is_no "$EXIT_IF_MISSING"; then |
046c68c9 | 321 | die "$module: module not found for $kernel kernel" |
7ffba534 | 322 | fi |
046c68c9 ER |
323 | |
324 | warn "$module: module not found for $kernel kernel" | |
325 | warn "If $module isn't compiled in kernel then this initrd may not start your system." | |
7ffba534 ER |
326 | fi |
327 | ||
046c68c9 | 328 | echo "$modprobe" | \ |
c25765ed | 329 | while read insmod modpath options; do |
59a68735 | 330 | [ "$insmod" = "insmod" ] && echo $modpath |
7ffba534 ER |
331 | done |
332 | } | |
333 | ||
4a60c01f AM |
334 | find_firmware() { |
335 | local module="$1" | |
601127ea ER |
336 | |
337 | # no firmware support in 2.4 kernels | |
338 | if [ "$kernel_version_long" -lt "002005048" ]; then | |
339 | return | |
340 | fi | |
341 | echo -n $(NEW_MODINFO=1 modinfo -k $kernel -F firmware $module 2>/dev/null | xargs) | |
4a60c01f AM |
342 | } |
343 | ||
046c68c9 ER |
344 | # @param $module |
345 | find_module() { | |
346 | local mod depmod module=$1 | |
ac085800 | 347 | |
046c68c9 | 348 | depmod=$(find_depmod $module) || exit 1 |
fe280785 | 349 | for mod in $depmod; do |
7ffba534 | 350 | mod=${mod#/lib/modules/$kernel/} |
fe280785 ER |
351 | |
352 | # add each module only once | |
353 | local m have=0 | |
354 | for m in $MODULES; do | |
355 | [ $m = $mod ] && have=1 | |
356 | done | |
357 | if [ $have = 0 ]; then | |
c2eb7d4f | 358 | MODULES="$MODULES $mod" |
fe280785 | 359 | fi |
10c3df06 | 360 | done |
bb529f94 JK |
361 | } |
362 | ||
034fdd5d ER |
363 | # install a file to temporary mount image. |
364 | # it will operate recursively (copying directories) | |
365 | # and will symlink destinations if source is symlink. | |
bb529f94 | 366 | inst() { |
17e97aec | 367 | if [ $# -lt 2 ]; then |
a9ace64a | 368 | die 'Usage: inst <file> [<file>] <destination>' |
c31050f3 | 369 | fi |
17e97aec ER |
370 | |
371 | local src i=0 c=$(($# - 1)) | |
372 | while [ $i -lt $c ]; do | |
373 | src="$src $1" | |
374 | i=$((i + 1)) | |
375 | shift | |
376 | done | |
377 | local dest=$1 | |
378 | set -- $src | |
ce40ba21 | 379 | local parentDir=$(dirname $DESTDIR$dest) |
242f2358 | 380 | [ ! -d "$parentDir" ] && (debug "+ mkdir -p $parentDir"; mkdir -p $parentDir) |
d8056591 | 381 | debug "+ cp $* $DESTDIR$dest" |
9b557a09 | 382 | cp -HR "$@" "$DESTDIR$dest" |
bb529f94 JK |
383 | } |
384 | ||
dab92b1d | 385 | inst_d() { |
17e97aec | 386 | if [ $# = 0 ]; then |
a9ace64a | 387 | die 'Usage: inst_d <destination> <destination>' |
034fdd5d ER |
388 | fi |
389 | for dir in "$@"; do | |
9b557a09 | 390 | install -d "$DESTDIR$dir" |
034fdd5d ER |
391 | done |
392 | } | |
393 | ||
209061e3 ER |
394 | # install executable and it's shared libraries |
395 | inst_exec() { | |
17e97aec | 396 | if [ $# -lt 2 ]; then |
3601c2fa | 397 | die "Invalid params ($@), Usage: inst_exec <file>[, <file>] <destination>" |
17e97aec | 398 | fi |
209061e3 ER |
399 | local src i=0 c=$(($# - 1)) |
400 | while [ $i -lt $c ]; do | |
401 | src="$src $1" | |
402 | i=$((i + 1)) | |
403 | shift | |
404 | done | |
9b532fe6 | 405 | local dest=$1 |
209061e3 ER |
406 | set -- $src |
407 | ||
9b532fe6 ER |
408 | inst "$@" $dest |
409 | ||
5265962d | 410 | local lib libs=$(ldd "$@" | awk '/statically|linux-(gate|vdso)\.so/{next} NF == 2 {print $1} /=/{print $3}' | sort -u) |
9b532fe6 | 411 | for lib in $libs; do |
9b557a09 | 412 | if [ ! -f "$DESTDIR/$_lib/${lib##*/}" ]; then |
7efbe841 ER |
413 | inst_d /$_lib |
414 | inst_exec $lib /$_lib | |
17e97aec | 415 | fi |
209061e3 | 416 | done |
c7ade647 ER |
417 | |
418 | # hack for uclibc linked binaries requiring this fixed path | |
419 | # XXX: shouldn't rpath be used here instead so th | |
420 | if [ -f $DESTDIR/$_lib/libc.so.0 ]; then | |
421 | local lib=$DESTDIR/$_lib/libc.so.0 | |
422 | lib=$(ldd "$lib" | awk '/statically|linux-(gate|vdso)\.so/{next} NF == 2 {print $1} /=/{print $3}' | sort -u) | |
423 | local libdir=$(cd $(dirname "$lib"); pwd) | |
424 | if [ ! -e $DESTDIR$libdir ]; then | |
425 | libdir=$(dirname "$libdir") | |
426 | inst_d $libdir | |
427 | debug "+ ln -s /$_lib $DESTDIR$libdir" | |
428 | ln -s /$_lib $DESTDIR$libdir | |
429 | fi | |
430 | fi | |
209061e3 ER |
431 | } |
432 | ||
82474db9 ER |
433 | # output modules.conf / modprobe.conf |
434 | modprobe_conf() { | |
435 | echo "$modprobe_conf_cache" | |
436 | } | |
437 | ||
438 | # | |
439 | # defaults to modprobe -c if not told otherwise, this means include statements | |
440 | # work from there. | |
441 | cache_modprobe_conf() { | |
707f5e60 | 442 | if [ "$kernel_version" -lt "002005" ]; then |
82474db9 ER |
443 | modulefile=/etc/modules.conf |
444 | if [ ! -f "$modulefile" -a -f /etc/conf.modules ]; then | |
445 | modulefile=/etc/conf.modules | |
446 | fi | |
447 | fi | |
448 | ||
449 | if [ -n "$modulefile" ]; then | |
d8056591 | 450 | debug "Using $modulefile for modules config" |
82474db9 ER |
451 | modprobe_conf_cache=$(cat $modulefile) |
452 | else | |
d8056591 | 453 | debug "Using modprobe -c to get modules config" |
520412e9 | 454 | modprobe_conf_cache=$(modprobe -c --set-version $kernel) |
82474db9 ER |
455 | fi |
456 | } | |
457 | ||
bc0d6f2d | 458 | # find modules for $devpath |
d8056591 | 459 | find_modules_for_devpath() { |
bc0d6f2d ER |
460 | local devpath="$1" |
461 | if [ -z "$devpath" ]; then | |
d8056591 | 462 | die "No argument passed to find_modules_for_devpath() - is your /etc/fstab correct?" |
f6536797 | 463 | fi |
ac085800 | 464 | |
c2eb7d4f ER |
465 | if [[ "$devpath" = /dev/dm-* ]]; then |
466 | # /dev/dm-3 -> /dev/mapper/sil_ahbgadcbchfc3 | |
d2cb46cf | 467 | devpath=$(dm_node "$devpath") |
c2eb7d4f ER |
468 | fi |
469 | ||
67aa84bd | 470 | if [ -L "$devpath" ] && ! is_lvm "$devpath"; then |
c2eb7d4f ER |
471 | # sanitize things like: |
472 | # /dev/block/104:2 -> /dev/cciss/c0d0p2 | |
473 | devpath=$(readlink -f "$devpath") | |
474 | fi | |
475 | ||
d8056591 | 476 | debug "Finding modules for device path $devpath" |
bc0d6f2d | 477 | |
3ef3d717 ER |
478 | if is_luks "$devpath"; then |
479 | find_modules_luks "$devpath" | |
480 | return | |
481 | fi | |
482 | ||
74d45ce1 ER |
483 | if is_nfs "$devpath"; then |
484 | find_modules_nfs "$devpath" | |
d9179777 ER |
485 | return |
486 | fi | |
487 | ||
e16414d9 | 488 | if is_md "$devpath"; then |
df738638 | 489 | find_modules_md "$devpath" |
d9179777 ER |
490 | return |
491 | fi | |
492 | ||
c3b54060 | 493 | if is_multipath "$devpath"; then |
07137fe3 | 494 | if find_modules_multipath "$devpath"; then |
9baf4f3f | 495 | return |
9baf4f3f | 496 | fi |
ecd7bf46 | 497 | |
9baf4f3f ER |
498 | # fallback |
499 | fi | |
500 | ||
36523626 | 501 | if is_dmraid "$devpath"; then |
c083ae23 ER |
502 | if find_modules_dmraid "$devpath"; then |
503 | return | |
504 | fi | |
505 | # fallback | |
506 | fi | |
507 | ||
35043b20 ER |
508 | if is_scsi "$devpath"; then |
509 | find_modules_scsi "$devpath" | |
d9179777 ER |
510 | return |
511 | fi | |
512 | ||
30ca4815 | 513 | if is_ide "$devpath"; then |
bc0d6f2d | 514 | find_modules_ide "$devpath" |
d9179777 ER |
515 | return |
516 | fi | |
517 | ||
07b09cf9 | 518 | if [[ "$devpath" == /dev/rd/* ]]; then |
046c68c9 | 519 | find_module "DAC960" |
c3313cd6 | 520 | rootdev_add=/dev/rd/ |
d9179777 ER |
521 | return |
522 | fi | |
523 | ||
07b09cf9 | 524 | if [[ "$devpath" == /dev/ida/* ]]; then |
046c68c9 | 525 | find_module "cpqarray" |
c3313cd6 | 526 | rootdev_add=/dev/ida/ |
d9179777 ER |
527 | return |
528 | fi | |
529 | ||
08651ad1 | 530 | if [[ "$devpath" == /dev/cciss/* ]]; then |
046c68c9 | 531 | find_module "cciss" |
c3313cd6 | 532 | rootdev_add=/dev/cciss/ |
d9179777 ER |
533 | return |
534 | fi | |
535 | ||
07b09cf9 | 536 | if [[ "$devpath" == /dev/ataraid/* ]]; then |
ac085800 | 537 | find_modules_ide |
046c68c9 | 538 | find_module "ataraid" |
82474db9 | 539 | ataraidmodules=$(modprobe_conf | awk '/ataraid_hostadapter/ && ! /^[\t ]*#/ { print $3; }') |
9ae446b9 | 540 | if [ -n "$ataraidmodules" ]; then |
7c38b114 | 541 | # FIXME: think about modules compiled in kernel |
82474db9 | 542 | die "ataraid_hostadapter alias not defined in modprobe.conf! Please set it and run $PROGRAM again." |
7c38b114 AF |
543 | fi |
544 | for n in $ataraidmodules; do | |
046c68c9 | 545 | find_module "$n" |
7c38b114 | 546 | done |
c3313cd6 | 547 | rootdev_add=/dev/ataraid/ |
d9179777 ER |
548 | return |
549 | fi | |
550 | ||
7c38b114 | 551 | # check to see if we need to set up a loopback filesystem |
07b09cf9 | 552 | if [[ "$devpath" == /dev/loop* ]]; then |
00eaa938 | 553 | die "Sorry, root on loop device isn't supported." |
7c38b114 AF |
554 | # TODO: rewrite for bsp and make nfs ready |
555 | if [ ! -x /sbin/losetup ]; then | |
00eaa938 | 556 | die "losetup is missing" |
7c38b114 | 557 | fi |
bc0d6f2d | 558 | key="^# $(echo $devpath | awk -F/ '{print($3);}' | tr '[a-z]' '[A-Z]'):" |
82474db9 | 559 | if ! is_yes "`awk '/'$key'/ { print( "yes"); }' $fstab`"; then |
42820142 | 560 | die "The root filesystem is on a $devpath, but there is no magic entry in $fstab for this device. Consult the $PROGRAM man page for more information" |
7c38b114 AF |
561 | fi |
562 | ||
563 | line="`awk '/'$key'/ { print $0; }' $fstab`" | |
564 | loopDev="$(echo $line | awk '{print $3}')" | |
565 | loopFs="$(echo $line | awk '{print $4}')" | |
566 | loopFile="$(echo $line | awk '{print $5}')" | |
567 | ||
568 | BASICMODULES="$BASICMODULES -loop" | |
046c68c9 | 569 | find_module "-$loopFs" |
7c38b114 | 570 | BASICMODULES="$BASICMODULES -${loopFs}" |
d9179777 ER |
571 | return |
572 | fi | |
573 | ||
67aa84bd ER |
574 | if is_lvm "$devpath"; then |
575 | find_modules_lvm "$devpath" | |
d9179777 | 576 | return |
7c38b114 AF |
577 | fi |
578 | } | |
579 | ||
b64f015b | 580 | firmware_install_module() { |
c3667d07 | 581 | local module="$1" |
c6c6ce01 | 582 | local firmware_files="$2" |
9ed6e1db | 583 | |
94769f11 | 584 | debug "Adding Firmwares ($firmware_files) to initrd for module $module" |
9ed6e1db | 585 | # firmware not yet installed |
9b557a09 | 586 | if [ ! -f "$DESTDIR/lib/firmware/firmware.sh" ]; then |
034fdd5d | 587 | inst_d /lib/firmware |
9b557a09 | 588 | cat << 'EOF' >> "$DESTDIR/lib/firmware/firmware.sh" |
9ed6e1db | 589 | #!/bin/sh -e |
8639f99a AM |
590 | echo 1 > /sys$DEVPATH/loading |
591 | cat "/lib/firmware/$FIRMWARE" > /sys$DEVPATH/data | |
592 | echo 0 > /sys$DEVPATH/loading | |
593 | exit 0 | |
9ed6e1db | 594 | EOF |
9b557a09 | 595 | chmod 755 "$DESTDIR/lib/firmware/firmware.sh" |
9ed6e1db AM |
596 | fi |
597 | ||
598 | for firmware in $firmware_files; do | |
80b23733 | 599 | if [ -f "/lib/firmware/$kernel/$firmware" ]; then |
486d26a5 | 600 | FIRMWAREDIR=${firmware%/*} |
4a9920e7 | 601 | [ "$FIRMWAREDIR" != "$firmware" ] && inst_d /lib/firmware/$FIRMWAREDIR |
80b23733 ER |
602 | inst /lib/firmware/$kernel/$firmware /lib/firmware/$firmware |
603 | elif [ -f "/lib/firmware/$firmware" ]; then | |
c661b23c | 604 | FIRMWAREDIR=${firmware%/*} |
605 | [ "$FIRMWAREDIR" != "$firmware" ] && inst_d /lib/firmware/$FIRMWAREDIR | |
80b23733 | 606 | inst /lib/firmware/$firmware /lib/firmware/$firmware |
c661b23c | 607 | else |
80b23733 | 608 | die "firmware file /lib/firmware/$firmware nor /lib/firmware/$kernel/$firmware found." |
4a60c01f | 609 | fi |
9ed6e1db AM |
610 | done |
611 | ||
b64f015b | 612 | mount_sys |
c6c6ce01 | 613 | echo "echo -n "/lib/firmware/firmware.sh" > /proc/sys/kernel/hotplug" | add_linuxrc |
9ed6e1db AM |
614 | } |
615 | ||
2a5bcca9 | 616 | modules_install() { |
c3667d07 ER |
617 | local modules="$1" |
618 | local mod | |
2a5bcca9 AM |
619 | |
620 | for mod in $modules; do | |
fe280785 | 621 | MODULEDIR=${mod%/*} |
4a9920e7 | 622 | inst_d "/lib/modules/$kernel/$MODULEDIR" |
9b557a09 ER |
623 | cp -a "/lib/modules/$kernel/$mod" "$DESTDIR/lib/modules/$kernel/$mod" |
624 | gunzip "$DESTDIR/lib/modules/$kernel/$mod" 2> /dev/null | |
2a5bcca9 AM |
625 | done |
626 | } | |
627 | ||
628 | modules_add_linuxrc() { | |
fe280785 | 629 | local mod modpath |
ac085800 | 630 | |
fe280785 ER |
631 | for mod in "$@"; do |
632 | # module path without optional compression | |
633 | modpath=${mod%.gz} | |
634 | ||
635 | # name of the module | |
8011a76c ER |
636 | local module=${modpath##*/}; module=${module%$modext} |
637 | local options=$(modprobe_conf | awk -vmodule="$module" '{ if ($1 == "options" && $2 == module) { for(i=3;i<=NF;i++) printf("%s ",$i); }}' | xargs) | |
638 | local genericname=$(echo $module | tr - _) | |
639 | local usleep=$(eval echo \$MODULE_${genericname}_USLEEP) | |
640 | local firmware=$(eval echo \$MODULE_${genericname}_FIRMWARE) | |
2a5bcca9 | 641 | |
3e1d0df9 AM |
642 | if [ "$module" = "scsi_mod" -a "$kernel_version_long" -ge "002006030" ]; then |
643 | options="scan=sync $options" | |
644 | fi | |
645 | ||
ac085800 | 646 | if [ -n "$verbose" ]; then |
8a47b72c ER |
647 | s="" |
648 | if [ "$options" ]; then | |
649 | s="$s with options [$options]" | |
650 | fi | |
8011a76c ER |
651 | if [ "$usleep" ]; then |
652 | s="$s and $usleep usleep" | |
8a47b72c | 653 | fi |
4a60c01f | 654 | debug "Loading module [$module]$s" |
ac085800 ER |
655 | fi |
656 | ||
8011a76c ER |
657 | if [ -n "$firmware" ]; then |
658 | firmware_install_module "$module" "$firmware" | |
4a60c01f | 659 | else |
06e481d7 ER |
660 | for file in $(find_firmware "$module"); do |
661 | firmware_install_module "$module" "$file" | |
662 | done | |
9ed6e1db | 663 | fi |
4a60c01f | 664 | |
18ece493 | 665 | echo "insmod /lib/modules/$kernel/$modpath $options" | add_linuxrc |
8011a76c ER |
666 | if [ -n "$usleep" ]; then |
667 | echo "usleep $usleep" | add_linuxrc | |
8e598759 | 668 | fi |
e00dcfcb | 669 | if [ "$module" = "scsi_wait_scan" ]; then |
d29583e0 ER |
670 | if [ "$(busybox_applet rmmod 2>/dev/null; echo $?)" = 0 ]; then |
671 | echo "rmmod scsi_wait_scan" | add_linuxrc | |
672 | fi | |
e00dcfcb AM |
673 | fi |
674 | ||
2a5bcca9 AM |
675 | done |
676 | } | |
677 | ||
82b2dba2 ER |
678 | # Generates /dev nodes based on /proc/partitions information. |
679 | # Needs /proc mounted. | |
680 | # Can be called multiple times. | |
681 | initrd_gen_devices() { | |
682 | if is_yes "$proc_partitions"; then | |
683 | return | |
684 | fi | |
685 | proc_partitions=yes | |
335cd101 | 686 | |
82b2dba2 ER |
687 | mount_dev |
688 | add_linuxrc <<-'EOF' | |
689 | : 'Making device nodes' | |
690 | cat /proc/partitions | ( | |
8d4aba01 | 691 | # ignore first two lines: header, empty line |
82b2dba2 | 692 | read b; read b |
2cc3ae8b | 693 | |
82b2dba2 ER |
694 | while read major minor blocks dev rest; do |
695 | node=/dev/$dev | |
696 | mkdir -p ${node%/*} | |
8d4aba01 | 697 | [ -e $node ] || mknod $node b $major $minor |
82b2dba2 ER |
698 | done |
699 | ) | |
700 | EOF | |
701 | } | |
bb529f94 | 702 | |
82b2dba2 | 703 | |
4828c787 | 704 | initrd_gen_setrootdev() { |
5a761721 | 705 | debug "Adding rootfs finding based on kernel cmdline root= option support." |
71b2d771 | 706 | busybox_applet ls |
82b2dba2 | 707 | add_linuxrc <<-'EOF' |
dcdf6b49 ER |
708 | if [ "${ROOT##/dev/}" != "${ROOT}" ]; then |
709 | rootnr="$(busybox awk -v rootnode="${ROOT##/dev/}" '$4 == rootnode { print 256 * $1 + $2 }' /proc/partitions)" | |
71b2d771 AM |
710 | # fallback to ls |
711 | if [ -z "$rootnr" ]; then | |
712 | rootnr="$(busybox ls -lL ${ROOT} | awk '{if (/^b/) { print 256 * $3 + $4; }}')" | |
713 | fi | |
82b2dba2 ER |
714 | if [ -n "$rootnr" ]; then |
715 | echo "$rootnr" > /proc/sys/kernel/real-root-dev | |
716 | fi | |
717 | fi | |
b64f015b | 718 | EOF |
1606e343 AM |
719 | } |
720 | ||
4671d086 ER |
721 | initrd_gen_initramfs_switchroot() { |
722 | inst_d /newroot | |
723 | if [ "$rootdev" = "/dev/nfs" ]; then | |
724 | echo "rootfs on NFS root=/dev/nfs" | |
725 | else | |
726 | [ ! -e "$DESTDIR/$rootdev" ] && inst $rootdev $rootdev | |
727 | fi | |
5845b321 ER |
728 | |
729 | # parse 'root=xxx' kernel commandline | |
4671d086 ER |
730 | # We support passing root as hda3 /dev/hda3 0303 0x0303 and 303 |
731 | add_linuxrc <<-'EOF' | |
732 | device=/dev/no_partition_found | |
733 | eval "$(busybox awk -v c="$ROOT" ' | |
734 | BEGIN { | |
735 | num_pattern_short = "[0-9a-f][0-9a-f][0-9a-f]"; | |
736 | num_pattern = "[0-9a-f]" num_pattern_short; | |
737 | dev_pattern = "[hms][a-z][a-z]([0-9])+"; | |
738 | partition = "no_partition_found"; | |
739 | min = -1; maj = -1; | |
740 | ||
741 | sub("^0x", "", c); | |
742 | if (c ~ "^" num_pattern_short "$") sub("^", "0", c); | |
743 | if (c ~ "^" num_pattern "$") { | |
744 | maj = sprintf("%s",substr(c,1,2)); | |
745 | min = sprintf("%s",substr(c,3)); | |
746 | } | |
747 | if (c ~ "^\/dev\/" dev_pattern "$") sub("^/dev/","", c); | |
748 | if (c ~ "^" dev_pattern "$") partition = c; | |
749 | } | |
750 | ||
751 | $4 ~ partition { maj = $1; min = $2; } | |
752 | $1 ~ maj && $2 ~ min { partition = $4; } | |
753 | ||
754 | END { | |
fa3a5452 ER |
755 | if (maj >= 0 && min >= 0) { |
756 | printf("device=/dev/%s; maj=%s; min=%s;\n", partition, maj, min); | |
757 | } | |
4671d086 ER |
758 | } |
759 | ' /proc/partitions)" | |
760 | if [ "$device" != '/dev/no_partition_found' -a ! -b $device ]; then | |
761 | mknod $device b $maj $min | |
762 | fi | |
763 | EOF | |
764 | ||
765 | add_linuxrc <<-EOF | |
766 | rootdev=$rootdev | |
767 | rootfs=$rootFs | |
768 | EOF | |
769 | ||
770 | add_linuxrc <<-'EOF' | |
771 | if [ "$device" = '/dev/no_partition_found' ]; then | |
772 | device=$rootdev | |
773 | fi | |
774 | ||
aebd3ecb | 775 | [ -n "$ROOTFSFLAGS" ] && ROOTFSFLAGS="-o $ROOTFSFLAGS" |
41d3645c | 776 | |
aebd3ecb | 777 | mount -t $rootfs -r $device $ROOTFSFLAGS /newroot || echo "Mount of rootfs failed." |
4671d086 ER |
778 | init="$(echo "$CMDLINE" | busybox awk '/init=\// { gsub(/.*init=/,NIL,$0); gsub(/ .*/,NIL,$0); print }')" |
779 | if [ -z "$init" -o ! -x "/newroot$init" ]; then | |
780 | init=/sbin/init | |
781 | fi | |
782 | EOF | |
783 | ||
784 | umount_all | |
785 | busybox_applet switch_root | |
786 | add_linuxrc <<-'EOF' | |
f8ea6a63 | 787 | exec switch_root /newroot $init ${1:+"$@"} |
4671d086 ER |
788 | |
789 | echo "Error! initramfs should not reach this place." | |
790 | echo "It probably means you've got old version of busybox, with broken" | |
791 | echo "initramfs support. Trying to boot anyway, but won't promise anything." | |
792 | ||
f8ea6a63 | 793 | exec chroot /newroot $init ${1:+"$@"} |
4671d086 ER |
794 | |
795 | echo "Failed to chroot!" | |
b61aa273 | 796 | debugshell |
4671d086 ER |
797 | EOF |
798 | # we need /init being real file, not symlink, otherwise the initramfs will | |
799 | # not be ran by pid 1 which is required for switch_root | |
800 | mv $DESTDIR/linuxrc $DESTDIR/init | |
801 | ln -s init $DESTDIR/linuxrc | |
802 | } | |
803 | ||
c552503c ER |
804 | # find if $symbol exists in System.map $mapfile |
805 | sym_exists() { | |
806 | local mapfile="$1" | |
807 | local symbol="$2" | |
808 | if [ ! -f $mapfile ]; then | |
809 | # missing mapfile (not a pld kernel?) | |
810 | return 1 | |
811 | fi | |
812 | ||
813 | awk -vc=1 -vsymbol="$symbol" '$2 == "T" && $3 == symbol {c = 0} END {exit c}' $mapfile | |
814 | } | |
815 | ||
816 | # find best compressor (or forced one) for initrd | |
817 | find_compressor() { | |
818 | local mode="$1" | |
1b89c904 AM |
819 | # fastest initrd decompression speed is first |
820 | local compressors='lzo gzip xz lzma bzip2' | |
c552503c ER |
821 | |
822 | # a specified one, take it | |
55aaf2fe AM |
823 | if ! is_yes "$mode"; then |
824 | compressors="$mode" | |
c552503c ER |
825 | fi |
826 | ||
827 | debug "finding compressor: $compressors (via $mode)" | |
828 | # check for compressor validity | |
829 | local c prog map=/boot/System.map-$kernel | |
830 | for c in $compressors; do | |
831 | case $c in | |
66d146a5 | 832 | xz) |
29f7d622 AM |
833 | sym=unxz |
834 | prog=/usr/bin/xz | |
835 | ;; | |
836 | lzma) | |
c552503c | 837 | sym=unlzma |
66d146a5 | 838 | prog=/usr/bin/xz |
c552503c ER |
839 | ;; |
840 | bzip2) | |
841 | sym=bzip2 | |
c42692d4 | 842 | prog=/usr/bin/bzip2 |
c552503c ER |
843 | ;; |
844 | gzip) | |
845 | sym=gunzip | |
c42692d4 | 846 | prog=/bin/gzip |
c552503c | 847 | ;; |
8a6f083b AM |
848 | lzo) |
849 | sym=unlzo | |
850 | prog=/usr/bin/lzop | |
851 | ;; | |
5fcc3d04 AM |
852 | none|no) |
853 | # any existing sym will work | |
854 | sym=initrd_load | |
855 | prog=/bin/cat | |
856 | ;; | |
c552503c ER |
857 | *) |
858 | die "Unknown compressor $c" | |
859 | ;; | |
860 | esac | |
c454c66e | 861 | if sym_exists $map $sym && [ -x $prog ]; then |
c552503c ER |
862 | echo $c |
863 | return | |
864 | fi | |
865 | done | |
866 | ||
867 | debug "using gzip for compressor (fallback)" | |
868 | echo gzip | |
869 | } | |
870 | ||
97f51b6e ER |
871 | # compresses kernel image image |
872 | # in function so we could retry with other compressor on failure | |
873 | compress_image() { | |
874 | local compressor="$1" IMAGE="$2" target="$3" tmp | |
875 | tmp=$(mktemp "$target".XXXXXX) || die "mktemp failed" | |
876 | ||
877 | case "$compressor" in | |
878 | xz) | |
879 | # don't use -9 here since kernel won't understand it | |
880 | xz --format=xz --check=crc32 --lzma2=preset=6e,dict=1MiB < "$IMAGE" > "$tmp" || return $? | |
881 | ;; | |
882 | lzma) | |
883 | xz --format=lzma -9 < "$IMAGE" > "$tmp" || return $? | |
884 | ;; | |
885 | bzip2) | |
886 | bzip2 -9 < "$IMAGE" > "$tmp" || return $? | |
887 | ;; | |
888 | gzip) | |
889 | gzip -9 < "$IMAGE" > "$tmp" || return $? | |
890 | ;; | |
8a6f083b AM |
891 | lzo) |
892 | lzop -9 < "$IMAGE" > "$tmp" || return $? | |
893 | ;; | |
5fcc3d04 AM |
894 | none|no) |
895 | cat < "$IMAGE" > "$tmp" || return $? | |
896 | ;; | |
97f51b6e ER |
897 | esac |
898 | ||
899 | mv -f "$tmp" "$target" | |
900 | } | |
901 | ||
82b2dba2 ER |
902 | if [ -r /etc/sysconfig/geninitrd ]; then |
903 | . /etc/sysconfig/geninitrd | |
904 | fi | |
2cc3ae8b | 905 | |
c215292c AG |
906 | if [ ! -f /proc/mounts ]; then |
907 | warn "/proc filesystem not mounted, may cause wrong results or failure." | |
908 | fi | |
909 | ||
076d420b | 910 | geninitrd_load_mods ide luks multipath dmraid lvm md blkid udev tuxonice suspend fbsplash condecor bootsplash uvesafb nfs sata scsi |
c124d0cf | 911 | |
82b2dba2 ER |
912 | while [ $# -gt 0 ]; do |
913 | case $1 in | |
914 | --fstab=*) | |
915 | fstab=${1#--fstab=} | |
916 | ;; | |
917 | --fstab) | |
918 | fstab=$2 | |
919 | shift | |
920 | ;; | |
921 | --modules-conf=*) | |
922 | modulefile=${1#--modules-conf=} | |
923 | ;; | |
924 | --modules-conf) | |
925 | modulefile=$2 | |
926 | shift | |
927 | ;; | |
82b2dba2 ER |
928 | --with-bootsplash) |
929 | BOOT_SPLASH=yes | |
930 | ;; | |
931 | --without-bootsplash) | |
932 | BOOT_SPLASH=no | |
933 | ;; | |
934 | --with-fbsplash) | |
935 | FB_SPLASH=yes | |
936 | ;; | |
937 | --without-fbsplash) | |
938 | FB_SPLASH=no | |
939 | ;; | |
6c69a2d4 ER |
940 | --with-fbcondecor) |
941 | FB_CON_DECOR=yes | |
942 | ;; | |
943 | --without-fbcondecor) | |
944 | FB_CON_DECOR=no | |
945 | ;; | |
82b2dba2 ER |
946 | --with-suspend) |
947 | USE_SUSPEND=yes | |
948 | ;; | |
949 | --without-suspend) | |
950 | USE_SUSPEND=no | |
951 | ;; | |
952 | --with-suspend2 | --with-tuxonice) | |
953 | USE_TUXONICE=yes | |
954 | ;; | |
955 | --without-suspend2 | --without-tuxonice) | |
956 | USE_TUXONICE=no | |
957 | ;; | |
80b1ed79 | 958 | --lvmversion=*) |
7308edee | 959 | LVMTOOLSVERSION=${1#--lvmversion=} |
82b2dba2 | 960 | ;; |
80b1ed79 | 961 | --lvmtoolsversion=*) |
962 | LVMTOOLSVERSION=${1#--lvmtoolsversion=} | |
963 | ;; | |
82b2dba2 ER |
964 | --lvmtoolsversion|--lvmversion) |
965 | LVMTOOLSVERSION=$2 | |
966 | shift | |
967 | ;; | |
968 | --without-udev) | |
969 | USE_UDEV=no | |
970 | ;; | |
971 | --with-udev) | |
972 | USE_UDEV=yes | |
973 | ;; | |
974 | --without-dmraid) | |
975 | USE_DMRAID=no | |
976 | ;; | |
977 | --without-multipath) | |
ecd7bf46 ER |
978 | USE_MULTIPATH=no |
979 | ;; | |
980 | --with-multipath=*) | |
981 | USE_MULTIPATH=${1#--with-multipath=} | |
82b2dba2 | 982 | ;; |
af075488 | 983 | --without-blkid) |
984 | USE_BLKID=no | |
289fbc9b | 985 | ;; |
3ef3d717 ER |
986 | --without-luks) |
987 | USE_LUKS=no | |
988 | ;; | |
82b2dba2 ER |
989 | --with=*) |
990 | BASICMODULES="$BASICMODULES ${1#--with=}" | |
991 | ;; | |
992 | --with) | |
993 | BASICMODULES="$BASICMODULES $2" | |
994 | shift | |
995 | ;; | |
996 | --version) | |
997 | echo "$PROGRAM: version $VERSION" | |
998 | exit 0 | |
999 | ;; | |
1000 | -v) | |
1001 | verbose=-v | |
1002 | ;; | |
c552503c ER |
1003 | --compress) |
1004 | COMPRESS=$2 | |
1005 | ;; | |
1006 | --compress=*) | |
1007 | COMPRESS="${1#--compress=}" | |
1008 | ;; | |
82b2dba2 ER |
1009 | --nocompress) |
1010 | COMPRESS=no | |
1011 | ;; | |
1012 | --ifneeded) | |
1013 | ifneeded=1 | |
1014 | ;; | |
1015 | -f) | |
1016 | force=1 | |
1017 | ;; | |
1018 | --preload=*) | |
1019 | PREMODS="$PREMODS ${1#--preload=}" | |
1020 | ;; | |
1021 | --preload) | |
1022 | PREMODS="$PREMODS $2" | |
1023 | shift | |
1024 | ;; | |
2965cab9 | 1025 | --fs=* | --fs) |
bbbc32d0 | 1026 | die "--fs option is obsoleted. Use --initrdfs instead" |
82b2dba2 ER |
1027 | ;; |
1028 | --initrdfs=*) | |
1029 | INITRDFS=${1#--initrdfs=} | |
1030 | ;; | |
1031 | --initrdfs) | |
1032 | INITRDFS=$2 | |
1033 | shift | |
1034 | ;; | |
1035 | --image-version) | |
1036 | img_vers=yes | |
1037 | ;; | |
1038 | --ide-only-root) | |
1039 | ide_only_root="yes" | |
1040 | ;; | |
1041 | *) | |
1042 | if [ -z "$target" ]; then | |
1043 | target="$1" | |
1044 | elif [ -z "$kernel" ]; then | |
1045 | kernel="$1" | |
1046 | else | |
36523626 ER |
1047 | usage >&2 |
1048 | exit 1 | |
82b2dba2 ER |
1049 | fi |
1050 | ;; | |
1051 | esac | |
f5db170b | 1052 | |
82b2dba2 ER |
1053 | shift |
1054 | done | |
1055 | ||
1056 | if [ -z "$target" -o -z "$kernel" ]; then | |
36523626 ER |
1057 | usage >&2 |
1058 | exit 1 | |
82b2dba2 ER |
1059 | fi |
1060 | ||
93a38d1a ER |
1061 | # main() |
1062 | if [ "$(id -u)" != 0 ]; then | |
1063 | die "You need to be root to generate initrd" | |
1064 | fi | |
1065 | ||
a48c38c7 | 1066 | if [ -d /lib64 -a -d /usr/lib64 ]; then |
c124d0cf ER |
1067 | _lib=lib64 |
1068 | else | |
1069 | _lib=lib | |
130aadc1 ER |
1070 | fi |
1071 | ||
c124d0cf | 1072 | initrd_dir=/usr/$_lib/initrd |
707f5e60 ER |
1073 | kernel_version=$(echo "$kernel" | awk -F. '{print sprintf("%03d%03d",$1,$2)}') |
1074 | kernel_version_long=$(echo "$kernel" | awk -F. '{print sprintf("%03d%03d%03d",$1,$2,$3)}') | |
82b2dba2 | 1075 | |
96fbf9e6 | 1076 | debug "# $GENINITRD_RCSID (geninitrd)" |
c124d0cf ER |
1077 | debug "Using _lib: $_lib" |
1078 | debug "Using initrd_dir: $initrd_dir" | |
1079 | ||
6ec4aea6 | 1080 | busybox=$(find_tool $initrd_dir/busybox $initrd_dir/initrd-busybox /bin/initrd-busybox) || die "Couldn't find busybox suitable for initrd" |
c124d0cf ER |
1081 | |
1082 | # we setup mods after parsing command line args | |
1083 | geninitrd_setup_mods | |
1084 | ||
1085 | if [ ! -f /boot/vmlinuz-"$kernel" ]; then | |
1086 | warn "/boot/vmlinuz-$kernel doesn't exist, is your /boot mounted?" | |
1087 | fi | |
1088 | ||
82b2dba2 | 1089 | if [ -z "$INITRDFS" ]; then |
bbbc32d0 ER |
1090 | if [ -n "$FS" ]; then |
1091 | # FS= can came only via /etc/sysconfig/geninitrd likely? | |
1092 | die "FS configuration option is obsoleted. Use INITRDFS instead" | |
f5db170b | 1093 | fi |
f5db170b | 1094 | |
bbbc32d0 ER |
1095 | # default value |
1096 | if [ "$kernel_version" -ge "002005" ]; then | |
1097 | INITRDFS="initramfs" | |
1098 | else | |
1099 | INITRDFS="rom" | |
1100 | fi | |
82b2dba2 | 1101 | fi |
966c32cc | 1102 | |
82b2dba2 | 1103 | case "$INITRDFS" in |
4877276e ER |
1104 | ext2) |
1105 | [ -x /sbin/mke2fs ] || die "/sbin/mke2fs is missing" | |
1106 | ;; | |
1107 | rom|romfs) | |
1108 | [ -x /sbin/genromfs ] || die "/sbin/genromfs is missing" | |
1109 | ;; | |
1110 | cram|cramfs) | |
1111 | [ -x /sbin/mkcramfs ] || die "/sbin/mkcramfs is missing" | |
1112 | ;; | |
1113 | initramfs) | |
1114 | [ -x /bin/cpio ] || die "/bin/cpio is missing" | |
1115 | [ -x /usr/bin/find ] || die "/usr/bin/find is missing" | |
1116 | ;; | |
1117 | *) | |
1118 | die "Filesystem $INITRDFS on initrd is not supported" | |
1119 | ;; | |
82b2dba2 | 1120 | esac |
f5db170b | 1121 | |
9323ada3 | 1122 | if [ -L "$target" ]; then |
1123 | target=$(readlink -f "$target") | |
1124 | fi | |
1125 | ||
82b2dba2 ER |
1126 | if [ -n "$img_vers" ]; then |
1127 | target="$target-$kernel" | |
1128 | fi | |
8bd582f1 | 1129 | |
82b2dba2 ER |
1130 | if [ -z "$force" -a -f "$target" ]; then |
1131 | die "$target already exists." | |
1132 | fi | |
c6c6ce01 | 1133 | |
82b2dba2 ER |
1134 | if [ ! -d "/lib/modules/$kernel" ]; then |
1135 | die "/lib/modules/$kernel is not a directory." | |
1136 | fi | |
2ffb1734 | 1137 | |
bbbc32d0 ER |
1138 | if [ "$kernel_version" -ge "002005" ]; then |
1139 | modext=".ko" | |
1140 | fi | |
1141 | ||
82b2dba2 ER |
1142 | cache_modprobe_conf |
1143 | ||
1144 | for n in $PREMODS; do | |
046c68c9 | 1145 | find_module "$n" |
82b2dba2 ER |
1146 | done |
1147 | ||
ed30e3a8 | 1148 | if [ "$FBMODULE" ]; then |
046c68c9 | 1149 | find_module "$FBMODULE" |
ed30e3a8 ER |
1150 | fi |
1151 | ||
82b2dba2 | 1152 | # allow forcing loading SCSI and/or IDE modules |
35043b20 | 1153 | # XXX: where ADDSCSI cames from? drop? |
82b2dba2 ER |
1154 | if is_yes "$ADDSCSI"; then |
1155 | find_modules_scsi | |
1156 | fi | |
1157 | ||
3f53322c | 1158 | # autodetect SATA modules |
1159 | find_modules_sata | |
e2d6ca6c | 1160 | |
35043b20 | 1161 | # XXX: where ADDIDE cames from? drop? |
82b2dba2 ER |
1162 | if is_yes "$ADDIDE"; then |
1163 | find_modules_ide | |
1164 | fi | |
1165 | ||
4c16dac4 ER |
1166 | if is_yes "$USE_SUSPEND"; then |
1167 | find_modules_suspend | |
1168 | fi | |
1169 | ||
82b2dba2 ER |
1170 | find_root "$fstab" || exit |
1171 | debug "Using $rootdev as device for rootfs" | |
1172 | ||
d8056591 | 1173 | find_modules_for_devpath "$rootdev" |
ac085800 | 1174 | |
ecd7bf46 ER |
1175 | # if USE_MULTIPATH is path to device, scan that too |
1176 | # this is to bootstrap multipath setup into initrd. | |
1177 | if ! is_no "$USE_MULTIPATH" && ! is_yes "$USE_MULTIPATH"; then | |
1178 | find_modules_multipath $USE_MULTIPATH | |
1179 | fi | |
1180 | ||
046c68c9 | 1181 | find_module "-$rootFs" |
ac085800 | 1182 | |
82b2dba2 | 1183 | for n in $BASICMODULES; do |
046c68c9 | 1184 | find_module "$n" |
82b2dba2 | 1185 | done |
4e9eb79c | 1186 | |
82b2dba2 | 1187 | if is_yes "$USE_TUXONICE"; then |
046c68c9 | 1188 | find_module "-lzf" |
82b2dba2 | 1189 | fi |
33d24e12 | 1190 | |
bf6d9c64 | 1191 | find_modules_fbsplash |
2968c9dd | 1192 | |
82b2dba2 ER |
1193 | if [ -n "$ifneeded" -a -z "$MODULES" ]; then |
1194 | debug "No modules are needed -- not building initrd image." | |
1195 | exit 0 | |
1196 | fi | |
c6c6ce01 | 1197 | |
6fc274fb | 1198 | debug "Building initrd..." |
d8056591 | 1199 | DESTDIR=$(mktemp -d -t initrd.XXXXXX) || die "mktemp failed" |
9b557a09 | 1200 | RCFILE="$DESTDIR/linuxrc" |
82b2dba2 ER |
1201 | > "$RCFILE" |
1202 | chmod a+rx "$RCFILE" | |
9b557a09 | 1203 | ln -s linuxrc $DESTDIR/init |
e8d178ff | 1204 | |
82b2dba2 ER |
1205 | # create dirs that we really need |
1206 | inst_d /{lib,bin,etc,dev{,/pts,/shm},loopfs,var,proc,sys} | |
e8d178ff | 1207 | |
82b2dba2 | 1208 | modules_install "$MODULES" |
b64f015b | 1209 | |
82b2dba2 ER |
1210 | # mknod'ing the devices instead of copying them works both with and |
1211 | # without devfs... | |
9b557a09 ER |
1212 | mknod "$DESTDIR/dev/console" c 5 1 |
1213 | mknod "$DESTDIR/dev/null" c 1 3 | |
1214 | mknod "$DESTDIR/dev/zero" c 1 5 | |
8aa2b6bd | 1215 | mknod "$DESTDIR/dev/random" c 1 8 |
94dce45c | 1216 | mknod "$DESTDIR/dev/urandom" c 1 9 |
be2f3ecc | 1217 | |
6ec4aea6 JR |
1218 | inst_exec $busybox /bin/busybox |
1219 | ln -s busybox $DESTDIR/bin/sh | |
1220 | # for older busyboxes who had /bin/initrd-busybox as EXEPATH | |
1221 | ln -s busybox $DESTDIR/bin/initrd-busybox | |
2ffb1734 | 1222 | |
82b2dba2 ER |
1223 | add_linuxrc <<EOF |
1224 | #!/bin/sh | |
1225 | # initrd generated by: | |
96fbf9e6 | 1226 | # $GENINITRD_RCSID |
c6c6ce01 | 1227 | |
82b2dba2 ER |
1228 | EOF |
1229 | mount_proc | |
1230 | add_linuxrc <<-'EOF' | |
3a1d3d88 | 1231 | read CMDLINE < /proc/cmdline; export CMDLINE |
c6c6ce01 | 1232 | |
82b2dba2 ER |
1233 | for arg in $CMDLINE; do |
1234 | if [ "${arg}" = "debuginitrd" ]; then | |
1235 | DEBUGINITRD=yes | |
1236 | fi | |
1237 | if [ "${arg##debuginitrd=}" != "${arg}" ]; then | |
1238 | DEBUGINITRD=${arg##debuginitrd=} | |
1239 | fi | |
fc787d45 | 1240 | if [ "${arg##root=}" != "${arg}" ]; then |
1241 | ROOT=${arg##root=} | |
1242 | fi | |
41d3645c AM |
1243 | if [ "${arg##rootfsflags=}" != "${arg}" ]; then |
1244 | ROOTFSFLAGS=${arg##rootfsflags=} | |
1245 | fi | |
82b2dba2 | 1246 | done |
c6c6ce01 | 1247 | |
82b2dba2 ER |
1248 | # make debugshell() invoke subshell if $DEBUGINITRD=sh |
1249 | if [ "$DEBUGINITRD" = "sh" ]; then | |
1250 | debugshell() { | |
e2405b29 AM |
1251 | EOF |
1252 | if is_yes "$RUN_SULOGIN_ON_ERR"; then | |
1253 | add_linuxrc <<-'EOF' | |
1254 | echo "debug shell disabled by /etc/sysconfig/system:RUN_SULOGIN_ON_ERR setting" | |
1255 | EOF | |
1256 | else | |
1257 | add_linuxrc <<-'EOF' | |
1258 | sh | |
1259 | EOF | |
1260 | fi | |
1261 | add_linuxrc <<-'EOF' | |
82b2dba2 ER |
1262 | } |
1263 | else | |
1264 | debugshell() { | |
1265 | : | |
1266 | } | |
1267 | fi | |
e934d044 | 1268 | |
82b2dba2 ER |
1269 | if [ "$DEBUGINITRD" ]; then |
1270 | set -x | |
cff3058d | 1271 | fi |
82b2dba2 | 1272 | EOF |
2df2e995 | 1273 | |
fe280785 | 1274 | modules_add_linuxrc $MODULES |
82b2dba2 ER |
1275 | |
1276 | # TODO: rewrite for busybox | |
1277 | #if [ -n "$loopDev" ]; then | |
1278 | # if [ ! -d /initrd ]; then | |
1279 | # mkdir /initrd | |
1280 | # fi | |
1281 | # | |
9b557a09 ER |
1282 | # cp -a "$loopDev" "$DESTDIR/dev" |
1283 | # cp -a "$rootdev" "$DESTDIR/dev" | |
82b2dba2 ER |
1284 | # echo "echo Mounting device containing loopback root filesystem" >> "$RCFILE" |
1285 | # echo "mount -t $loopFs $loopDev /loopfs" >> "$RCFILE" | |
1286 | # echo "echo Setting up loopback device $rootdev" >> $RCFILE | |
1287 | # echo "losetup $rootdev /loopfs$loopFile" >> "$RCFILE" | |
1288 | #fi | |
2b1a3707 | 1289 | |
1606e343 AM |
1290 | if is_yes "$USE_UDEV"; then |
1291 | initrd_gen_udev | |
1292 | fi | |
1293 | ||
3dd50160 ER |
1294 | find_modules_uvesafb |
1295 | initrd_gen_uvesafb | |
43258faf | 1296 | |
1b481849 ER |
1297 | initrd_gen_luks |
1298 | initrd_gen_dmraid | |
1299 | initrd_gen_multipath | |
1300 | initrd_gen_blkid | |
289fbc9b | 1301 | |
69b1e935 | 1302 | if is_yes "$have_nfs"; then |
2df2e995 | 1303 | initrd_gen_nfs |
1b481849 ER |
1304 | else |
1305 | initrd_gen_md | |
1306 | initrd_gen_lvm | |
1307 | initrd_gen_luks | |
4828c787 | 1308 | initrd_gen_setrootdev |
7c38b114 AF |
1309 | fi |
1310 | ||
1b481849 ER |
1311 | initrd_gen_tuxonice |
1312 | initrd_gen_suspend | |
4c16dac4 | 1313 | |
5101a385 | 1314 | # additional devs always needed |
9b557a09 | 1315 | [ ! -e "$DESTDIR/$rootdev_add" ] && inst $rootdev_add /dev |
5101a385 | 1316 | |
1b481849 | 1317 | initrd_gen_stop_udevd |
82de999f | 1318 | |
f8f9e56d | 1319 | if [ "$INITRDFS" = "initramfs" ]; then |
4671d086 | 1320 | initrd_gen_initramfs_switchroot |
b64f015b | 1321 | else |
b64f015b | 1322 | umount_all |
f8f9e56d AM |
1323 | fi |
1324 | ||
1b481849 ER |
1325 | initrd_gen_fbsplash |
1326 | initrd_gen_fbcondecor | |
6c69a2d4 | 1327 | |
d8056591 | 1328 | IMAGE=$(mktemp -t initrd.img-XXXXXX) || die "mktemp failed" |
51dc1fe6 AM |
1329 | |
1330 | debug "Creating $INITRDFS image $IMAGE" | |
2ad94d8a | 1331 | case "$INITRDFS" in |
4877276e | 1332 | ext2) |
4877276e ER |
1333 | dd if=/dev/zero of="$IMAGE" bs=1k count="$IMAGESIZE" 2> /dev/null |
1334 | mke2fs -q -F -b 1024 -m 0 "$IMAGE" 2>/dev/null 1>&2 | |
1335 | tune2fs -i 0 "$IMAGE" >/dev/null 2>&1 | |
1336 | ||
1337 | local tmpmnt=$(mktemp -d -t initrd.mnt-XXXXXX) | |
1338 | debug "Mounting ext2 image $IMAGE to $tmpmnt" | |
1339 | mount -o loop -t ext2 "$IMAGE" "$tmpmnt" | |
1340 | # We don't need this directory, so let's save space | |
1341 | rm -rf "$tmpmnt"/lost+found | |
1342 | ||
1343 | debug "Copy recursively $DESTDIR -> $tmpmnt" | |
1344 | cp -a $DESTDIR/* $tmpmnt | |
1345 | umount "$IMAGE" | |
1346 | rmdir "$tmpmnt" | |
1347 | ||
1348 | ;; | |
1349 | rom|romfs) | |
ef85040b | 1350 | genromfs -f "$IMAGE" -d "$DESTDIR" -V "PLD Linux/$kernel initrd" |
4877276e ER |
1351 | ;; |
1352 | cram|cramfs) | |
1353 | mkcramfs "$DESTDIR" "$IMAGE" | |
1354 | ;; | |
1355 | initramfs) | |
1356 | (cd $DESTDIR; find . | cpio --quiet -H newc -o > "$IMAGE") | |
1357 | ;; | |
1358 | *) | |
93a38d1a | 1359 | die "Filesystem $INITRDFS not supported by $PROGRAM" |
c31050f3 | 1360 | esac |
bb529f94 | 1361 | |
755e5cdc | 1362 | CONFIG_BLK_DEV_RAM_SIZE=$(ikconfig | awk -F= '/^CONFIG_BLK_DEV_RAM_SIZE/{print $2}') |
25cb53df ER |
1363 | if [ -z "$CONFIG_BLK_DEV_RAM_SIZE" ]; then |
1364 | CONFIG_BLK_DEV_RAM_SIZE=4096 | |
1365 | fi | |
e3bc44e2 ER |
1366 | |
1367 | IMAGESIZE=$(du -ks $DESTDIR | awk '{print int(($1+1023+512)/1024)*1024}') | |
1368 | debug "image size: $IMAGESIZE KiB ($DESTDIR)" | |
1369 | if [ "$IMAGESIZE" -gt $CONFIG_BLK_DEV_RAM_SIZE ]; then | |
1370 | warn "Your image size is larger than $CONFIG_BLK_DEV_RAM_SIZE, Be sure to boot kernel with ramdisk_size=$IMAGESIZE!" | |
1371 | fi | |
1372 | ||
c552503c | 1373 | if ! is_no "$COMPRESS"; then |
c552503c ER |
1374 | compressor=$(find_compressor "$COMPRESS") |
1375 | debug "Compressing $target with $compressor" | |
1376 | ||
1377 | # TODO: the image name (specified from kernel.spec) already contains | |
1378 | # extension, which is .gz most of the time. | |
97f51b6e ER |
1379 | compress_image "$compressor" "$IMAGE" "$target" || { |
1380 | if [ $compressor != gzip ]; then | |
1381 | warn "Could not compress with $compressor, retrying with gzip" | |
1382 | compress_image gzip "$IMAGE" "$target" || die "compress failed with gzip" $? | |
1383 | else | |
1384 | die "Could not compress image with $compressor" | |
1385 | fi | |
1386 | } | |
bb529f94 | 1387 | else |
7d2fc5eb | 1388 | cp -a "$IMAGE" "$target" |
bb529f94 | 1389 | fi |
5b71959c | 1390 | |
7992356a | 1391 | # XXX. check if bootsplash can output data to tmp dir not directly to initramfs image. |
1b481849 | 1392 | initrd_gen_bootsplash "$target" |
5b71959c | 1393 | |
d8056591 | 1394 | rm -rf "$DESTDIR" "$IMAGE" |
ac085800 ER |
1395 | |
1396 | # vim:ts=4:sw=4:noet:fdm=marker |