]>
Commit | Line | Data |
---|---|---|
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 | |
b7114dde | 10 | VERSION='devel' |
ca2c2012 | 11 | PROGRAM=${0##*/} |
bb529f94 JK |
12 | |
13 | . /etc/rc.d/init.d/functions | |
ded87775 | 14 | . /lib/geninitrd/functions |
e2405b29 | 15 | . /etc/sysconfig/system |
bb529f94 | 16 | |
c124d0cf ER |
17 | # list of geninitrd modules which need setup routine after commandline args parsing |
18 | GENINITRD_MODS="" | |
c3667d07 | 19 | COMPRESS=yes |
897d14b7 | 20 | STRIP=/usr/bin/strip |
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: $PROGRAM [--version] [-v] [-f] [--ifneeded] [--preload <module>]" |
ac085800 | 48 | echo " [--with=<module>] [--image-version] [--fstab=<fstab>] [--nocompress]" |
8a6f083b | 49 | echo " [--compress=yes|xz|lzma|bzip2|gzip|lzo]" |
76a48507 | 50 | echo " [--nostrip ] [--strip PATH/strip] [--strip=PATH/strip]" |
92ed99b6 | 51 | echo " [--initrdfs=rom|initramfs|ext2|cram] [--modules-conf=<modules.conf>]" |
ba5d09f0 | 52 | echo " [--with-bootsplash] [--without-bootsplash]" |
6c69a2d4 ER |
53 | echo " [--with-fbsplash] [--without-fbsplash]" |
54 | echo " [--with-fbcondecor] [--without-fbcondecor]" | |
e4b07ddc | 55 | echo " [--lvmtoolsversion=1|2] [--with-udev] [--without-udev]" |
ba5d09f0 | 56 | echo " [--with-suspend] [--without-suspend]" |
1cd2aabd | 57 | echo " [--with-tuxonice] [--without-tuxonice]" |
ecd7bf46 ER |
58 | echo " [--without-dmraid]" |
59 | echo " [--with-multipath=DEVPATH] [--without-multipath]" | |
3ef3d717 | 60 | echo " [--without-blkid] [--without-luks]" |
ac085800 | 61 | echo " <initrd-image> <kernel-version>" |
553786c4 | 62 | echo "" |
46768f45 ER |
63 | echo "Example:" |
64 | ||
0ad676eb | 65 | local kdir kver dir=${target:-/boot} |
46768f45 ER |
66 | for kdir in /lib/modules/*; do |
67 | [ -d $kdir ] || continue | |
68 | kver=${kdir##*/} | |
dfe1a27c | 69 | echo " $0 -f --initrdfs=initramfs $dir/initrd-$kver.gz $kver $verbose" |
63514069 | 70 | done | sort -V |
bb529f94 JK |
71 | } |
72 | ||
779a218a | 73 | msg() { |
f4010f7f AM |
74 | echo "$PROGRAM: $*" |
75 | } | |
76 | ||
77 | warn() { | |
4a60c01f | 78 | msg "WARNING: $*" >&2 |
779a218a AM |
79 | } |
80 | ||
02ba8ab7 | 81 | verbose() { |
34f3f0e9 | 82 | [ -n "$verbose" ] && msg "$*" >&3 |
02ba8ab7 ER |
83 | } |
84 | ||
94769f11 | 85 | debug() { |
02ba8ab7 | 86 | [ x"$verbose" = x"-v -v" ] && msg "$*" >&3 |
94769f11 | 87 | } |
aa69da6e | 88 | |
2b945b6b ER |
89 | # add initrd code to print to kmsg |
90 | # @param string message | |
91 | # @param int loglevel. defaults to "6" (info) | |
92 | # Log levels can be: | |
93 | # Name String Meaning | |
94 | # KERN_EMERG "0" Emergency messages, system is about to crash or is unstable | |
95 | # KERN_ALERT "1" Something bad happened and action must be taken immediately | |
96 | # KERN_CRIT "2" A critical condition occurred like a serious hardware/software failure | |
97 | # KERN_ERR "3" An error condition, often used by drivers to indicate difficulties with the hardware | |
98 | # KERN_WARNING "4" A warning, meaning nothing serious by itself but might indicate problems | |
99 | # KERN_NOTICE "5" Nothing serious, but notably nevertheless. Often used to report security events. | |
100 | # KERN_INFO "6" Informational message e.g. startup information at driver initialization | |
101 | # KERN_DEBUG "7" Debug messages | |
102 | # KERN_CONT "c" "continued" line of log printout (only done after a line that had no enclosing \n) | |
103 | kmsg() { | |
104 | local msg="$1" level=${2:-6} | |
105 | echo "echo '<$level>$msg' > /dev/kmsg" | add_linuxrc | |
106 | } | |
107 | ||
bf6c3fcb ER |
108 | # aborts program abnormally |
109 | die() { | |
b5f5c089 | 110 | local rc=${2:-1} |
046c68c9 | 111 | msg "ERROR: $1" >&2 |
bf6c3fcb ER |
112 | exit $rc |
113 | } | |
114 | ||
684d5d2a ER |
115 | # find program from specified paths |
116 | find_tool() { | |
27442691 | 117 | local x p b n |
c45a111c | 118 | local paths="$initrd_dirs /bin /sbin /usr/bin /usr/sbin" |
684d5d2a | 119 | for x in "$@"; do |
5493388d | 120 | debug "find_tool: checking $x" |
684d5d2a ER |
121 | if [ -x "$x" ]; then |
122 | echo $x | |
02ba8ab7 | 123 | verbose "find_tool: found $x" |
684d5d2a ER |
124 | return 0 |
125 | fi | |
27442691 JR |
126 | n="$x" |
127 | for p in $paths; do | |
128 | b=$(basename $x) | |
5493388d | 129 | debug "find_tool: checking $p/$b" |
27442691 JR |
130 | if [ -x "$p/$b" ]; then |
131 | echo $p/$b | |
132 | verbose "find_tool: found $p/$b" | |
133 | return 0 | |
134 | fi | |
135 | n="$n $p/$b" | |
136 | done | |
684d5d2a | 137 | done |
27442691 | 138 | debug "find_tool: did not find any of: $n" |
684d5d2a ER |
139 | return 1 |
140 | } | |
141 | ||
c124d0cf ER |
142 | # loads geninitrd modules |
143 | geninitrd_load_mods() { | |
144 | local mod | |
145 | for mod in "$@"; do | |
146 | if [ ! -f /lib/geninitrd/mod-$mod.sh ]; then | |
147 | die "$mod geninitrd module can't be loaded" | |
148 | fi | |
149 | . /lib/geninitrd/mod-$mod.sh | |
150 | ||
c34c6a69 | 151 | GENINITRD_MODS="$GENINITRD_MODS $mod" |
c124d0cf ER |
152 | done |
153 | } | |
154 | ||
155 | # setup geninitrd modules | |
156 | geninitrd_setup_mods() { | |
b7114dde | 157 | local mod |
c124d0cf ER |
158 | |
159 | for mod in $GENINITRD_MODS; do | |
b7114dde | 160 | debug "# $mod" |
c34c6a69 ER |
161 | |
162 | # some mods want init | |
163 | if type setup_mod_$mod > /dev/null; then | |
164 | eval setup_mod_$mod | |
165 | fi | |
c124d0cf ER |
166 | done |
167 | } | |
168 | ||
c6c6ce01 ER |
169 | # append text to /linuxrc |
170 | # takes STDIN as input | |
171 | add_linuxrc() { | |
b64f015b | 172 | cat >> "$RCFILE" |
c6c6ce01 ER |
173 | } |
174 | ||
b64f015b ER |
175 | # generate code to mount /dev on tmpfs and create initial nodes |
176 | # can be called multiple times. /dev is cleaned up (umounted) automatically at | |
177 | # the end of script. | |
178 | mount_dev() { | |
b64f015b ER |
179 | # we already generated tmpfs code; return |
180 | if is_yes "$dev_mounted"; then | |
181 | return | |
182 | fi | |
183 | ||
184 | dev_mounted=yes | |
185 | ||
186 | busybox_applet mount mknod mkdir | |
187 | add_linuxrc <<-EOF | |
188 | : 'Creating /dev' | |
621695f6 AF |
189 | if ! mount -t devtmpfs -o mode=0755,nosuid devtmpfs /dev > /dev/null 2>&1; then |
190 | mount -o mode=0755,nosuid -t tmpfs tmpfs /dev | |
13659675 AM |
191 | mknod -m 600 /dev/console c 5 1 |
192 | mknod -m 666 /dev/null c 1 3 | |
193 | mknod -m 666 /dev/zero c 1 5 | |
194 | mknod -m 666 /dev/random c 1 8 | |
195 | mknod -m 600 /dev/snapshot c 10 231 | |
196 | mknod -m 666 /dev/urandom c 1 9 | |
197 | mknod -m 666 /dev/ptmx c 5 2 | |
198 | mknod -m 644 /dev/kmsg c 1 11 | |
621695f6 | 199 | fi |
b64f015b ER |
200 | mkdir /dev/pts |
201 | mkdir /dev/shm | |
202 | EOF | |
203 | } | |
204 | ||
ff9aded5 AM |
205 | # load font |
206 | load_font() { | |
207 | local font | |
208 | [ ! -r /etc/sysconfig/console ] && return | |
209 | . /etc/sysconfig/console | |
210 | if [ -n "$CONSOLEFONT" ]; then | |
211 | font=$(ls -1 /lib/kbd/consolefonts/${CONSOLEFONT}*.gz 2> /dev/null) | |
212 | if [ -n "$font" ]; then | |
213 | verbose "Loading font $font" | |
214 | busybox_applet loadfont | |
215 | inst_d "/lib/kbd/consolefonts" | |
216 | cp -a "$font" "$DESTDIR/lib/kbd/consolefonts/" | |
217 | gunzip ${DESTDIR}/lib/kbd/consolefonts/${CONSOLEFONT}*.gz | |
218 | font=${font%.gz} | |
219 | echo "loadfont < $font" | add_linuxrc | |
220 | fi | |
221 | fi | |
222 | } | |
223 | ||
b64f015b ER |
224 | # generate code to mount /proc on initrd |
225 | # can be called multiple times | |
226 | mount_proc() { | |
227 | if is_yes "$proc_mounted"; then | |
228 | return | |
229 | fi | |
230 | ||
231 | proc_mounted=yes | |
2bface63 ER |
232 | if [ "$INITRDFS" = "initramfs" ]; then |
233 | # /proc is mounted with initramfs 2.6.22.14 kernel | |
234 | # XXX: remove when it is clear why proc was already mounted | |
235 | echo "[ -f /proc/cmdline ] || mount -t proc none /proc" | add_linuxrc | |
236 | else | |
237 | echo "mount -t proc none /proc" | add_linuxrc | |
238 | fi | |
b64f015b ER |
239 | } |
240 | ||
241 | # generate code to mount /sys on initrd | |
242 | # can be called multiple times | |
243 | mount_sys() { | |
244 | if is_yes "$sys_mounted"; then | |
245 | return | |
246 | fi | |
247 | ||
248 | sys_mounted=yes | |
249 | echo "mount -t sysfs none /sys" | add_linuxrc | |
250 | } | |
251 | ||
252 | # generate code to mount /tmp on initrd | |
253 | # can be called multiple times | |
254 | mount_tmp() { | |
255 | if [ "$INITRDFS" = "initramfs" ]; then | |
256 | # initramfs is read-write filesystem, no need for tmpfs | |
257 | return | |
258 | fi | |
259 | ||
260 | if is_yes "$tmp_mounted"; then | |
261 | return | |
262 | fi | |
263 | ||
264 | tmp_mounted=yes | |
265 | echo "mount -t tmpfs none /tmp" | add_linuxrc | |
266 | } | |
267 | ||
d63131e0 AF |
268 | # generate code to mount /run on initrd |
269 | # can be called multiple times | |
270 | mount_run() { | |
271 | if is_yes "$run_mounted"; then | |
272 | return | |
273 | fi | |
274 | ||
275 | run_mounted=yes | |
276 | echo "mount -t tmpfs run /run" | add_linuxrc | |
277 | } | |
278 | ||
b64f015b | 279 | # unmount all mountpoints mounted by geninitrd |
c6d164fb | 280 | # try to move pseudo filesystems to newroot if possible |
b64f015b | 281 | umount_all() { |
ec49b7e6 ER |
282 | |
283 | add_linuxrc <<-'EOF' | |
903f21ea | 284 | : Last shell before umounting all and giving control over to real init. |
ec49b7e6 ER |
285 | debugshell |
286 | EOF | |
5b70f84d | 287 | |
d63131e0 | 288 | if is_yes "$run_mounted"; then |
c6d164fb ER |
289 | add_linuxrc <<-EOF |
290 | mount --bind /run /newroot/run | |
291 | umount /run | |
292 | EOF | |
d63131e0 AF |
293 | run_mounted=no |
294 | fi | |
b64f015b | 295 | if is_yes "$dev_mounted"; then |
c6d164fb ER |
296 | add_linuxrc <<-EOF |
297 | mount --bind /dev /newroot/dev | |
298 | umount /dev | |
299 | EOF | |
b64f015b ER |
300 | dev_mounted=no |
301 | fi | |
b64f015b | 302 | if is_yes "$sys_mounted"; then |
c6d164fb ER |
303 | add_linuxrc <<-EOF |
304 | mount --bind /sys /newroot/sys | |
305 | umount /sys | |
306 | EOF | |
b64f015b ER |
307 | sys_mounted=no |
308 | fi | |
c6d164fb ER |
309 | if is_yes "$proc_mounted"; then |
310 | add_linuxrc <<-EOF | |
311 | mount --bind /proc /newroot/proc | |
312 | umount /proc | |
313 | EOF | |
314 | proc_mounted=no | |
315 | fi | |
b64f015b ER |
316 | if is_yes "$tmp_mounted"; then |
317 | echo 'umount /tmp' | add_linuxrc | |
318 | tmp_mounted=no | |
319 | fi | |
320 | } | |
321 | ||
9299682f ER |
322 | # Checks if busybox has support for APPLET(s) |
323 | # Exits from geninitrd if the support is not present. | |
324 | # | |
325 | # NB! XXX do not output to STDOUT, it will appear in initrd images in some cases! | |
326 | busybox_applet() { | |
30495bbf | 327 | local err=0 applet |
9299682f ER |
328 | |
329 | if [ -z "$busybox_functions" ]; then | |
684d5d2a | 330 | local tmp=$($busybox 2>&1) |
9b1373fb ER |
331 | |
332 | # BusyBox v1.1.3 says applet not found if it's not called 'busybox'. | |
333 | if [[ "$tmp" = *applet\ not\ found* ]]; then | |
334 | local t=$(mktemp -d) | |
684d5d2a | 335 | ln -s $busybox $t/busybox |
9b1373fb ER |
336 | local tmp=$($t/busybox 2>&1) |
337 | rm -rf $t | |
338 | fi | |
339 | ||
340 | busybox_functions=$(echo "$tmp" | \ | |
9299682f ER |
341 | sed -ne '/Currently defined functions:/,$p' | \ |
342 | xargs | sed -e 's,.*Currently defined functions: ,,' | |
343 | ) | |
344 | fi | |
345 | for applet in $*; do | |
346 | local have | |
347 | # try cache | |
348 | eval have='$'busybox_have_$applet | |
349 | if [ -z "$have" ]; then | |
e871f497 | 350 | have=$(echo "$busybox_functions" | grep -Ec "( |^)$applet(,|$)") |
9299682f | 351 | if [ "$have" = 0 ]; then |
f4010f7f | 352 | warn "This setup requires busybox-initrd compiled with applet '$applet' support" |
9299682f ER |
353 | err=1 |
354 | fi | |
355 | eval busybox_have_$applet=$have | |
356 | fi | |
357 | done | |
358 | if [ $err = 1 ]; then | |
00eaa938 | 359 | die "Aborted" |
9299682f ER |
360 | fi |
361 | } | |
362 | ||
755e5cdc ER |
363 | # Extract the .config file from a kernel image |
364 | # uses extract-ikconfig from kernel sources (scripts/extract-ikconfig) | |
365 | ikconfig() { | |
61d20b49 | 366 | local kofile=$(modinfo -k $kernel -n configs 2> /dev/null) |
755e5cdc ER |
367 | if [ -n "$kofile" ]; then |
368 | /lib/geninitrd/extract-ikconfig $kofile | |
7283bf35 | 369 | return |
25cb53df | 370 | fi |
7283bf35 ER |
371 | |
372 | # see if config available as separate file | |
373 | if [ -f /boot/config-$kernel ]; then | |
374 | cat /boot/config-$kernel | |
375 | return | |
376 | fi | |
377 | ||
378 | # finally try vmlinuz itself | |
379 | /lib/geninitrd/extract-ikconfig /boot/vmlinuz-$kernel | |
25cb53df ER |
380 | } |
381 | ||
faee129c AM |
382 | # @param $module |
383 | basename_module() { | |
384 | local module=$1 | |
385 | ||
386 | module=${module##*/} | |
387 | module=${module%$modext*} | |
388 | echo $module | |
389 | } | |
390 | ||
7ffba534 ER |
391 | # Finds module dependencies |
392 | # | |
7ffba534 ER |
393 | # @param $module |
394 | # | |
046c68c9 | 395 | # Outputs full path to module and it's dependencies |
7ffba534 | 396 | find_depmod() { |
fe280785 | 397 | local module="$1" |
046c68c9 ER |
398 | local skiperrors=0 |
399 | ||
400 | # if module is prefixed with dash, we should ignore errors if the module | |
401 | # can't be found. | |
402 | if [ ${module#-} != $module ]; then | |
403 | skiperrors=1 | |
404 | module=${module#-} | |
405 | fi | |
406 | ||
046c68c9 ER |
407 | # This works when user has module-init-tools installed even on 2.4 kernels |
408 | local modprobe | |
409 | modprobe=$(modprobe --set-version $kernel --show-depends $module --ignore-install 2>&1) | |
410 | ||
411 | if [ $? != 0 ]; then | |
412 | if [ $skiperrors = 1 ]; then | |
0c7e9123 | 413 | return 0 |
7cac5014 | 414 | fi |
046c68c9 | 415 | echo >&2 "$modprobe" |
7cac5014 | 416 | |
7ffba534 | 417 | if ! is_no "$EXIT_IF_MISSING"; then |
046c68c9 | 418 | die "$module: module not found for $kernel kernel" |
7ffba534 | 419 | fi |
046c68c9 ER |
420 | |
421 | warn "$module: module not found for $kernel kernel" | |
422 | warn "If $module isn't compiled in kernel then this initrd may not start your system." | |
7ffba534 ER |
423 | fi |
424 | ||
faee129c AM |
425 | local smodule |
426 | ||
046c68c9 | 427 | echo "$modprobe" | \ |
c25765ed | 428 | while read insmod modpath options; do |
faee129c AM |
429 | if [ "$insmod" = "insmod" ]; then |
430 | ||
431 | # XXX: find a away to autodetect | |
432 | smodule=$(basename_module $modpath) | |
433 | case "$smodule" in | |
b771ab7f AM |
434 | btrfs) |
435 | find_depmod "-libcrc32c" | |
436 | ;; | |
bb0ca032 | 437 | crc-t10dif) |
e7d76a06 | 438 | find_depmod "-crct10dif-pclmul" |
bb0ca032 AM |
439 | find_depmod "-crct10dif" |
440 | ;; | |
faee129c AM |
441 | libcrc32c) |
442 | find_depmod "-crc32c-intel" | |
443 | find_depmod "-crc32c" | |
444 | ;; | |
dd1e5379 AM |
445 | virtio_blk|virtio_scsi) |
446 | find_depmod "-virtio_pci" | |
447 | find_depmod "-virtio_mmio" | |
448 | ;; | |
faee129c AM |
449 | esac |
450 | ||
451 | echo $modpath | |
452 | fi | |
7ffba534 | 453 | done |
0c7e9123 | 454 | return 0 |
7ffba534 ER |
455 | } |
456 | ||
4a60c01f AM |
457 | find_firmware() { |
458 | local module="$1" | |
601127ea ER |
459 | |
460 | # no firmware support in 2.4 kernels | |
461 | if [ "$kernel_version_long" -lt "002005048" ]; then | |
462 | return | |
463 | fi | |
464 | echo -n $(NEW_MODINFO=1 modinfo -k $kernel -F firmware $module 2>/dev/null | xargs) | |
4a60c01f AM |
465 | } |
466 | ||
046c68c9 ER |
467 | # @param $module |
468 | find_module() { | |
469 | local mod depmod module=$1 | |
ac085800 | 470 | |
046c68c9 | 471 | depmod=$(find_depmod $module) || exit 1 |
fe280785 | 472 | for mod in $depmod; do |
7ffba534 | 473 | mod=${mod#/lib/modules/$kernel/} |
fe280785 ER |
474 | |
475 | # add each module only once | |
476 | local m have=0 | |
477 | for m in $MODULES; do | |
478 | [ $m = $mod ] && have=1 | |
479 | done | |
480 | if [ $have = 0 ]; then | |
c2eb7d4f | 481 | MODULES="$MODULES $mod" |
fe280785 | 482 | fi |
10c3df06 | 483 | done |
bb529f94 JK |
484 | } |
485 | ||
034fdd5d ER |
486 | # install a file to temporary mount image. |
487 | # it will operate recursively (copying directories) | |
488 | # and will symlink destinations if source is symlink. | |
bb529f94 | 489 | inst() { |
17e97aec | 490 | if [ $# -lt 2 ]; then |
a9ace64a | 491 | die 'Usage: inst <file> [<file>] <destination>' |
c31050f3 | 492 | fi |
17e97aec ER |
493 | |
494 | local src i=0 c=$(($# - 1)) | |
495 | while [ $i -lt $c ]; do | |
496 | src="$src $1" | |
497 | i=$((i + 1)) | |
498 | shift | |
499 | done | |
500 | local dest=$1 | |
501 | set -- $src | |
ce40ba21 | 502 | local parentDir=$(dirname $DESTDIR$dest) |
02ba8ab7 | 503 | if [ ! -d "$parentDir" ]; then |
7f5eccc0 | 504 | verbose "+ mkdir -p DESTDIR${parentDir#$DESTDIR}" |
02ba8ab7 ER |
505 | mkdir -p $parentDir |
506 | fi | |
7f5eccc0 | 507 | verbose "+ cp $* DESTDIR$dest" |
9b557a09 | 508 | cp -HR "$@" "$DESTDIR$dest" |
bb529f94 JK |
509 | } |
510 | ||
dab92b1d | 511 | inst_d() { |
17e97aec | 512 | if [ $# = 0 ]; then |
a9ace64a | 513 | die 'Usage: inst_d <destination> <destination>' |
034fdd5d | 514 | fi |
7c239866 | 515 | local dir |
034fdd5d | 516 | for dir in "$@"; do |
9b557a09 | 517 | install -d "$DESTDIR$dir" |
034fdd5d ER |
518 | done |
519 | } | |
520 | ||
209061e3 ER |
521 | # install executable and it's shared libraries |
522 | inst_exec() { | |
17e97aec | 523 | if [ $# -lt 2 ]; then |
3601c2fa | 524 | die "Invalid params ($@), Usage: inst_exec <file>[, <file>] <destination>" |
17e97aec | 525 | fi |
209061e3 ER |
526 | local src i=0 c=$(($# - 1)) |
527 | while [ $i -lt $c ]; do | |
528 | src="$src $1" | |
529 | i=$((i + 1)) | |
530 | shift | |
531 | done | |
9b532fe6 | 532 | local dest=$1 |
209061e3 ER |
533 | set -- $src |
534 | ||
9b532fe6 ER |
535 | inst "$@" $dest |
536 | ||
c45a111c | 537 | local obj lib libs libdir |
10e8125f | 538 | for obj in "$@"; do |
66aec48b | 539 | case "$obj" in |
68c2e3b2 | 540 | /lib/ld-linux.so.2 | /lib64/ld-linux-x86-64.so.2 | /libx32/ld-linux-x32.so.2) |
66aec48b ER |
541 | continue |
542 | esac | |
543 | ||
544 | libs=$(ldd "$obj" | awk '/statically|linux-(gate|vdso)\.so/{next} NF == 2 {print $1} /=/{print $3}' | sort -u) | |
545 | for lib in $libs; do | |
1be24d6e ER |
546 | libdir=$(cd $(dirname "$lib"); pwd) |
547 | if [ ! -f "$DESTDIR/$lib" ]; then | |
548 | inst_d $libdir | |
549 | inst_exec $lib $libdir | |
66aec48b ER |
550 | fi |
551 | done | |
209061e3 | 552 | done |
c7ade647 ER |
553 | |
554 | # hack for uclibc linked binaries requiring this fixed path | |
555 | # XXX: shouldn't rpath be used here instead so th | |
556 | if [ -f $DESTDIR/$_lib/libc.so.0 ]; then | |
1be24d6e | 557 | lib=$DESTDIR/$_lib/libc.so.0 |
c7ade647 | 558 | lib=$(ldd "$lib" | awk '/statically|linux-(gate|vdso)\.so/{next} NF == 2 {print $1} /=/{print $3}' | sort -u) |
1be24d6e | 559 | libdir=$(cd $(dirname "$lib"); pwd) |
c7ade647 ER |
560 | if [ ! -e $DESTDIR$libdir ]; then |
561 | libdir=$(dirname "$libdir") | |
562 | inst_d $libdir | |
02ba8ab7 | 563 | verbose "+ ln -s /$_lib $DESTDIR$libdir" |
c7ade647 ER |
564 | ln -s /$_lib $DESTDIR$libdir |
565 | fi | |
566 | fi | |
209061e3 ER |
567 | } |
568 | ||
82474db9 ER |
569 | # output modules.conf / modprobe.conf |
570 | modprobe_conf() { | |
571 | echo "$modprobe_conf_cache" | |
572 | } | |
573 | ||
38ac83a5 ER |
574 | # return options for MODULE |
575 | # @param $1 module name | |
576 | modprobe_options() { | |
577 | local module=$1 | |
915ff812 | 578 | local options=$(modprobe_conf | awk -vmodule="$module" '{ if ($1 == "options" && $2 == module) { for(i=3;i<=NF;i++) printf("%s ",$i); }}') |
38ac83a5 ER |
579 | echo ${options# } |
580 | } | |
581 | ||
82474db9 ER |
582 | # |
583 | # defaults to modprobe -c if not told otherwise, this means include statements | |
584 | # work from there. | |
585 | cache_modprobe_conf() { | |
707f5e60 | 586 | if [ "$kernel_version" -lt "002005" ]; then |
82474db9 ER |
587 | modulefile=/etc/modules.conf |
588 | if [ ! -f "$modulefile" -a -f /etc/conf.modules ]; then | |
589 | modulefile=/etc/conf.modules | |
590 | fi | |
591 | fi | |
592 | ||
593 | if [ -n "$modulefile" ]; then | |
d8056591 | 594 | debug "Using $modulefile for modules config" |
99e7251e ER |
595 | modprobe_conf_cache=$(cat $modulefile | awk '!/^[\t ]*#/ { print }') |
596 | ||
82474db9 | 597 | else |
d8056591 | 598 | debug "Using modprobe -c to get modules config" |
99e7251e | 599 | modprobe_conf_cache=$(modprobe -c --set-version $kernel | awk '!/^[\t ]*#/ { print }') |
82474db9 ER |
600 | fi |
601 | } | |
602 | ||
bc0d6f2d | 603 | # find modules for $devpath |
d8056591 | 604 | find_modules_for_devpath() { |
bc0d6f2d ER |
605 | local devpath="$1" |
606 | if [ -z "$devpath" ]; then | |
d8056591 | 607 | die "No argument passed to find_modules_for_devpath() - is your /etc/fstab correct?" |
f6536797 | 608 | fi |
ac085800 | 609 | |
c2eb7d4f ER |
610 | if [[ "$devpath" = /dev/dm-* ]]; then |
611 | # /dev/dm-3 -> /dev/mapper/sil_ahbgadcbchfc3 | |
d2cb46cf | 612 | devpath=$(dm_node "$devpath") |
c2eb7d4f ER |
613 | fi |
614 | ||
336018a5 | 615 | if [ -L "$devpath" ] && ! is_lvm "$devpath" && ! is_luks "$devpath"; then |
c2eb7d4f ER |
616 | # sanitize things like: |
617 | # /dev/block/104:2 -> /dev/cciss/c0d0p2 | |
618 | devpath=$(readlink -f "$devpath") | |
619 | fi | |
620 | ||
02ba8ab7 | 621 | verbose "Finding modules for device path $devpath" |
bc0d6f2d | 622 | |
3ef3d717 ER |
623 | if is_luks "$devpath"; then |
624 | find_modules_luks "$devpath" | |
625 | return | |
626 | fi | |
627 | ||
74d45ce1 ER |
628 | if is_nfs "$devpath"; then |
629 | find_modules_nfs "$devpath" | |
d9179777 ER |
630 | return |
631 | fi | |
632 | ||
e16414d9 | 633 | if is_md "$devpath"; then |
df738638 | 634 | find_modules_md "$devpath" |
d9179777 ER |
635 | return |
636 | fi | |
637 | ||
c3b54060 | 638 | if is_multipath "$devpath"; then |
07137fe3 | 639 | if find_modules_multipath "$devpath"; then |
9baf4f3f | 640 | return |
9baf4f3f | 641 | fi |
ecd7bf46 | 642 | |
9baf4f3f ER |
643 | # fallback |
644 | fi | |
645 | ||
36523626 | 646 | if is_dmraid "$devpath"; then |
c083ae23 ER |
647 | if find_modules_dmraid "$devpath"; then |
648 | return | |
649 | fi | |
650 | # fallback | |
651 | fi | |
652 | ||
35043b20 ER |
653 | if is_scsi "$devpath"; then |
654 | find_modules_scsi "$devpath" | |
d9179777 ER |
655 | return |
656 | fi | |
657 | ||
30ca4815 | 658 | if is_ide "$devpath"; then |
bc0d6f2d | 659 | find_modules_ide "$devpath" |
d9179777 ER |
660 | return |
661 | fi | |
662 | ||
0bdde1a1 ER |
663 | if [[ "$devpath" == /dev/bcache* ]]; then |
664 | find_modules_bcache "$devpath" | |
665 | return | |
666 | fi | |
667 | ||
07b09cf9 | 668 | if [[ "$devpath" == /dev/rd/* ]]; then |
046c68c9 | 669 | find_module "DAC960" |
c3313cd6 | 670 | rootdev_add=/dev/rd/ |
d9179777 ER |
671 | return |
672 | fi | |
673 | ||
07b09cf9 | 674 | if [[ "$devpath" == /dev/ida/* ]]; then |
046c68c9 | 675 | find_module "cpqarray" |
c3313cd6 | 676 | rootdev_add=/dev/ida/ |
d9179777 ER |
677 | return |
678 | fi | |
679 | ||
08651ad1 | 680 | if [[ "$devpath" == /dev/cciss/* ]]; then |
c3313cd6 | 681 | rootdev_add=/dev/cciss/ |
df11fbe8 ER |
682 | |
683 | # load hpsa for future kernels, cciss for backwards compat | |
684 | if [ "$kernel_version_long" -ge "003000000" ]; then | |
685 | find_module "hpsa" "-cciss" | |
649df3de | 686 | find_modules_scsi "$devpath" |
df11fbe8 ER |
687 | else |
688 | find_module "cciss" | |
689 | fi | |
690 | ||
d9179777 ER |
691 | return |
692 | fi | |
693 | ||
07b09cf9 | 694 | if [[ "$devpath" == /dev/ataraid/* ]]; then |
ac085800 | 695 | find_modules_ide |
046c68c9 | 696 | find_module "ataraid" |
99e7251e | 697 | ataraidmodules=$(modprobe_conf | awk '/ataraid_hostadapter/ { print $3 }') |
9ae446b9 | 698 | if [ -n "$ataraidmodules" ]; then |
7c38b114 | 699 | # FIXME: think about modules compiled in kernel |
82474db9 | 700 | die "ataraid_hostadapter alias not defined in modprobe.conf! Please set it and run $PROGRAM again." |
7c38b114 AF |
701 | fi |
702 | for n in $ataraidmodules; do | |
046c68c9 | 703 | find_module "$n" |
7c38b114 | 704 | done |
c3313cd6 | 705 | rootdev_add=/dev/ataraid/ |
d9179777 ER |
706 | return |
707 | fi | |
708 | ||
7c38b114 | 709 | # check to see if we need to set up a loopback filesystem |
07b09cf9 | 710 | if [[ "$devpath" == /dev/loop* ]]; then |
00eaa938 | 711 | die "Sorry, root on loop device isn't supported." |
7c38b114 AF |
712 | # TODO: rewrite for bsp and make nfs ready |
713 | if [ ! -x /sbin/losetup ]; then | |
00eaa938 | 714 | die "losetup is missing" |
7c38b114 | 715 | fi |
bc0d6f2d | 716 | key="^# $(echo $devpath | awk -F/ '{print($3);}' | tr '[a-z]' '[A-Z]'):" |
82474db9 | 717 | if ! is_yes "`awk '/'$key'/ { print( "yes"); }' $fstab`"; then |
42820142 | 718 | die "The root filesystem is on a $devpath, but there is no magic entry in $fstab for this device. Consult the $PROGRAM man page for more information" |
7c38b114 AF |
719 | fi |
720 | ||
721 | line="`awk '/'$key'/ { print $0; }' $fstab`" | |
722 | loopDev="$(echo $line | awk '{print $3}')" | |
723 | loopFs="$(echo $line | awk '{print $4}')" | |
724 | loopFile="$(echo $line | awk '{print $5}')" | |
725 | ||
726 | BASICMODULES="$BASICMODULES -loop" | |
046c68c9 | 727 | find_module "-$loopFs" |
7c38b114 | 728 | BASICMODULES="$BASICMODULES -${loopFs}" |
d9179777 ER |
729 | return |
730 | fi | |
731 | ||
67aa84bd ER |
732 | if is_lvm "$devpath"; then |
733 | find_modules_lvm "$devpath" | |
d9179777 | 734 | return |
7c38b114 AF |
735 | fi |
736 | } | |
737 | ||
b64f015b | 738 | firmware_install_module() { |
c3667d07 | 739 | local module="$1" |
c6c6ce01 | 740 | local firmware_files="$2" |
9ed6e1db | 741 | |
02ba8ab7 | 742 | verbose "Adding Firmwares ($firmware_files) to initrd for module $module" |
9ed6e1db | 743 | # firmware not yet installed |
9b557a09 | 744 | if [ ! -f "$DESTDIR/lib/firmware/firmware.sh" ]; then |
034fdd5d | 745 | inst_d /lib/firmware |
9b557a09 | 746 | cat << 'EOF' >> "$DESTDIR/lib/firmware/firmware.sh" |
9ed6e1db | 747 | #!/bin/sh -e |
45294dc1 ER |
748 | # handle only firmware add requests |
749 | if [ "$SUBSYSTEM" != "firmware" ]; then | |
750 | exit 0 | |
751 | fi | |
752 | if [ "$ACTION" != "add" ]; then | |
753 | exit 0 | |
754 | fi | |
8639f99a AM |
755 | echo 1 > /sys$DEVPATH/loading |
756 | cat "/lib/firmware/$FIRMWARE" > /sys$DEVPATH/data | |
757 | echo 0 > /sys$DEVPATH/loading | |
758 | exit 0 | |
9ed6e1db | 759 | EOF |
9b557a09 | 760 | chmod 755 "$DESTDIR/lib/firmware/firmware.sh" |
63cb815e ER |
761 | |
762 | # setup firmware loader agent | |
763 | echo "echo -n "/lib/firmware/firmware.sh" > /proc/sys/kernel/hotplug" | add_linuxrc | |
9ed6e1db AM |
764 | fi |
765 | ||
766 | for firmware in $firmware_files; do | |
80b23733 | 767 | if [ -f "/lib/firmware/$kernel/$firmware" ]; then |
486d26a5 | 768 | FIRMWAREDIR=${firmware%/*} |
4a9920e7 | 769 | [ "$FIRMWAREDIR" != "$firmware" ] && inst_d /lib/firmware/$FIRMWAREDIR |
80b23733 ER |
770 | inst /lib/firmware/$kernel/$firmware /lib/firmware/$firmware |
771 | elif [ -f "/lib/firmware/$firmware" ]; then | |
c661b23c | 772 | FIRMWAREDIR=${firmware%/*} |
773 | [ "$FIRMWAREDIR" != "$firmware" ] && inst_d /lib/firmware/$FIRMWAREDIR | |
80b23733 | 774 | inst /lib/firmware/$firmware /lib/firmware/$firmware |
c661b23c | 775 | else |
6652b089 | 776 | warn "Possible missing firmware file /lib/firmware/$firmware or /lib/firmware/$kernel/$firmware for module $module." |
4a60c01f | 777 | fi |
9ed6e1db AM |
778 | done |
779 | ||
b64f015b | 780 | mount_sys |
9ed6e1db AM |
781 | } |
782 | ||
2a5bcca9 | 783 | modules_install() { |
c3667d07 ER |
784 | local modules="$1" |
785 | local mod | |
2a5bcca9 AM |
786 | |
787 | for mod in $modules; do | |
fe280785 | 788 | MODULEDIR=${mod%/*} |
4a9920e7 | 789 | inst_d "/lib/modules/$kernel/$MODULEDIR" |
9b557a09 | 790 | cp -a "/lib/modules/$kernel/$mod" "$DESTDIR/lib/modules/$kernel/$mod" |
5d62840e AM |
791 | case $mod in |
792 | *.gz) | |
b657b865 | 793 | gunzip "$DESTDIR/lib/modules/$kernel/$mod" || die "Can't uncompress gz" |
5d62840e AM |
794 | mod=${mod%.gz} |
795 | ;; | |
796 | *.xz) | |
b657b865 | 797 | xz -d "$DESTDIR/lib/modules/$kernel/$mod" || die "Can't uncompress xz" |
5d62840e AM |
798 | mod=${mod%.xz} |
799 | ;; | |
800 | *.bz2) | |
b657b865 | 801 | bzip2 -d "$DESTDIR/lib/modules/$kernel/$mod" || die "Can't uncompress bz2" |
5d62840e AM |
802 | mod=${mod%.bz2} |
803 | ;; | |
804 | esac | |
897d14b7 | 805 | if [ "$STRIP" ] && [ -x "$STRIP" ]; then |
5d62840e | 806 | $STRIP -g --remove-section=.comment "$DESTDIR/lib/modules/$kernel/${mod}" |
ccd1f65f | 807 | fi |
2a5bcca9 AM |
808 | done |
809 | } | |
810 | ||
811 | modules_add_linuxrc() { | |
fe280785 | 812 | local mod modpath |
ac085800 | 813 | |
fe280785 ER |
814 | for mod in "$@"; do |
815 | # module path without optional compression | |
816 | modpath=${mod%.gz} | |
5d62840e AM |
817 | modpath=${modpath%.xz} |
818 | modpath=${modpath%.bz2} | |
fe280785 ER |
819 | |
820 | # name of the module | |
8011a76c | 821 | local module=${modpath##*/}; module=${module%$modext} |
38ac83a5 | 822 | local options=$(modprobe_options "$module") |
8011a76c ER |
823 | local genericname=$(echo $module | tr - _) |
824 | local usleep=$(eval echo \$MODULE_${genericname}_USLEEP) | |
825 | local firmware=$(eval echo \$MODULE_${genericname}_FIRMWARE) | |
2a5bcca9 | 826 | |
3e1d0df9 AM |
827 | if [ "$module" = "scsi_mod" -a "$kernel_version_long" -ge "002006030" ]; then |
828 | options="scan=sync $options" | |
829 | fi | |
830 | ||
02ba8ab7 | 831 | if [ x"$verbose" = x"-v" ]; then |
8a47b72c ER |
832 | s="" |
833 | if [ "$options" ]; then | |
834 | s="$s with options [$options]" | |
835 | fi | |
8011a76c ER |
836 | if [ "$usleep" ]; then |
837 | s="$s and $usleep usleep" | |
8a47b72c | 838 | fi |
02ba8ab7 | 839 | verbose "Loading module [$module]$s" |
ac085800 ER |
840 | fi |
841 | ||
8011a76c ER |
842 | if [ -n "$firmware" ]; then |
843 | firmware_install_module "$module" "$firmware" | |
4a60c01f | 844 | else |
06e481d7 ER |
845 | for file in $(find_firmware "$module"); do |
846 | firmware_install_module "$module" "$file" | |
847 | done | |
9ed6e1db | 848 | fi |
4a60c01f | 849 | |
18ece493 | 850 | echo "insmod /lib/modules/$kernel/$modpath $options" | add_linuxrc |
8011a76c ER |
851 | if [ -n "$usleep" ]; then |
852 | echo "usleep $usleep" | add_linuxrc | |
8e598759 | 853 | fi |
e00dcfcb | 854 | if [ "$module" = "scsi_wait_scan" ]; then |
d29583e0 ER |
855 | if [ "$(busybox_applet rmmod 2>/dev/null; echo $?)" = 0 ]; then |
856 | echo "rmmod scsi_wait_scan" | add_linuxrc | |
857 | fi | |
e00dcfcb AM |
858 | fi |
859 | ||
2a5bcca9 AM |
860 | done |
861 | } | |
862 | ||
82b2dba2 ER |
863 | # Generates /dev nodes based on /proc/partitions information. |
864 | # Needs /proc mounted. | |
865 | # Can be called multiple times. | |
866 | initrd_gen_devices() { | |
867 | if is_yes "$proc_partitions"; then | |
868 | return | |
869 | fi | |
870 | proc_partitions=yes | |
335cd101 | 871 | |
82b2dba2 ER |
872 | mount_dev |
873 | add_linuxrc <<-'EOF' | |
874 | : 'Making device nodes' | |
875 | cat /proc/partitions | ( | |
8d4aba01 | 876 | # ignore first two lines: header, empty line |
82b2dba2 | 877 | read b; read b |
2cc3ae8b | 878 | |
82b2dba2 ER |
879 | while read major minor blocks dev rest; do |
880 | node=/dev/$dev | |
881 | mkdir -p ${node%/*} | |
6b45dd6c | 882 | [ -e $node ] || mknod -m 660 $node b $major $minor |
82b2dba2 ER |
883 | done |
884 | ) | |
885 | EOF | |
886 | } | |
bb529f94 | 887 | |
82b2dba2 | 888 | |
4828c787 | 889 | initrd_gen_setrootdev() { |
02ba8ab7 | 890 | verbose "Adding rootfs finding based on kernel cmdline root= option support." |
71b2d771 | 891 | busybox_applet ls |
b7114dde | 892 | debug "Current /proc/partitions:\n$(sed -e 's,^,| ,' /proc/partitions)" |
82b2dba2 | 893 | add_linuxrc <<-'EOF' |
dcdf6b49 ER |
894 | if [ "${ROOT##/dev/}" != "${ROOT}" ]; then |
895 | rootnr="$(busybox awk -v rootnode="${ROOT##/dev/}" '$4 == rootnode { print 256 * $1 + $2 }' /proc/partitions)" | |
94da85db ER |
896 | # fallback to ls, try two different formats |
897 | # http://lists.pld-linux.org/mailman/pipermail/pld-devel-en/2014-May/023915.html | |
898 | if [ "${rootnr:-0}" = 0 -a -e "$ROOT" ]; then | |
899 | # busybox up to 1.22 | |
5efa9a2e | 900 | rootnr="$(busybox ls -lL ${ROOT} | busybox awk '{if (/^b/) { print 256 * $3 + $4; }}')" |
71b2d771 | 901 | fi |
94da85db ER |
902 | if [ "${rootnr:-0}" = 0 -a -e "$ROOT" ]; then |
903 | # busybox 1.22 and upwards | |
904 | rootnr="$(busybox ls -lL ${ROOT} | busybox awk '{if (/^b/) { print 256 * $5 + $6; }}')" | |
905 | fi | |
906 | if [ "${rootnr:-0}" -gt 0 ]; then | |
82b2dba2 ER |
907 | echo "$rootnr" > /proc/sys/kernel/real-root-dev |
908 | fi | |
909 | fi | |
b64f015b | 910 | EOF |
1606e343 AM |
911 | } |
912 | ||
4671d086 ER |
913 | initrd_gen_initramfs_switchroot() { |
914 | inst_d /newroot | |
915 | if [ "$rootdev" = "/dev/nfs" ]; then | |
916 | echo "rootfs on NFS root=/dev/nfs" | |
917 | else | |
918 | [ ! -e "$DESTDIR/$rootdev" ] && inst $rootdev $rootdev | |
919 | fi | |
5845b321 ER |
920 | |
921 | # parse 'root=xxx' kernel commandline | |
4671d086 | 922 | # We support passing root as hda3 /dev/hda3 0303 0x0303 and 303 |
ec21900e ER |
923 | |
924 | # from lilo-23.2/readme/README: | |
925 | # root=<device> changes the root device. This overrides settings that may | |
926 | # have been made in the boot image and on the LILO command line. <device> is | |
927 | # either the hexadecimal device number or the full path name of the device, | |
928 | # e.g. /dev/hda3 [*] | |
929 | # | |
930 | # * The device names are hard-coded in the kernel. Therefore, only the | |
931 | # "standard" names are supported and some less common devices may not be | |
932 | # recognized. In those cases, only numbers can be used. | |
5436b31f | 933 | busybox_applet cat |
4671d086 | 934 | add_linuxrc <<-'EOF' |
7f187a08 | 935 | device= |
3564e6b6 | 936 | eval "$(busybox awk -v root="$ROOT" ' |
f9194b15 ER |
937 | # http://9fans.net/archive/2006/09/261 |
938 | function h2d(str, hstr, res, num, n, digit, i) { | |
939 | hstr = "0123456789abdcef"; | |
940 | res = 0; | |
941 | n = split(tolower(str), digit, ""); | |
942 | ||
943 | for (i = 1; i <= n; i++) { | |
944 | num = index(hstr, digit[i]) - 1; | |
945 | res = res + (num * 16 ^ (n - i)); | |
946 | } | |
947 | ||
948 | return res; | |
949 | } | |
4671d086 | 950 | BEGIN { |
f9194b15 ER |
951 | |
952 | num_pattern_short = "[0-9a-fA-F][0-9a-fA-F][0-9a-fA-F]"; | |
953 | num_pattern = "[0-9a-fA-F]" num_pattern_short; | |
4671d086 | 954 | dev_pattern = "[hms][a-z][a-z]([0-9])+"; |
7f187a08 | 955 | partition = ""; |
4671d086 ER |
956 | min = -1; maj = -1; |
957 | ||
3564e6b6 ER |
958 | # see if we have /dev/hdX or hdX, we can just take partition name |
959 | if (root ~ "^\/dev\/" dev_pattern "$" || root ~ "^" dev_pattern "$") { | |
960 | partition = root | |
961 | sub("^/dev/", "", partition); | |
962 | ||
963 | } else { | |
964 | # unify values first | |
965 | if (root ~ "^" num_pattern_short "$") { | |
966 | # change "303" => "0x0303" | |
967 | root = "0x0" root | |
968 | } else if (root ~ "^" num_pattern "$") { | |
969 | # change "0303" => "0x0303" | |
970 | root = "0x" root | |
971 | } | |
972 | ||
f9194b15 ER |
973 | maj = h2d(substr(root, 3, 2)); |
974 | min = h2d(substr(root, 5, 2)); | |
4671d086 | 975 | } |
4671d086 ER |
976 | } |
977 | ||
7f187a08 | 978 | partition && $4 == partition { maj = $1; min = $2; } |
afa32d0e | 979 | $1 == maj && $2 == min { partition = $4; } |
4671d086 ER |
980 | |
981 | END { | |
fa3a5452 | 982 | if (maj >= 0 && min >= 0) { |
7f187a08 ER |
983 | printf("maj=%s; min=%s;\n", maj, min); |
984 | } | |
985 | if (partition) { | |
986 | printf("device=/dev/%s;\n", partition); | |
fa3a5452 | 987 | } |
4671d086 ER |
988 | } |
989 | ' /proc/partitions)" | |
4671d086 | 990 | |
7f187a08 | 991 | if [ -z "$device" ]; then |
5436b31f AM |
992 | if [ "$DEBUGINITRD" ]; then |
993 | cat /proc/partitions | |
994 | fi | |
0fb9dda3 | 995 | device=$ROOT |
4671d086 ER |
996 | fi |
997 | ||
481bdb77 | 998 | if [ "$device" -a ! -b $device -a "$maj$min" ]; then |
6b45dd6c | 999 | mknod -m 660 $device b $maj $min |
7f187a08 ER |
1000 | fi |
1001 | ||
86aa389f ER |
1002 | # XXX hack, if no device, try to parse it from /proc/partitions using /proc/sys/kernel/real-root-dev |
1003 | if [ ! -e "$device" ]; then | |
1004 | rrd=$(cat /proc/sys/kernel/real-root-dev) | |
1005 | major=$(($rrd / 256)) | |
1006 | minor=$(($rrd % 256)) | |
1007 | ||
1008 | while read pmajor pminor blocks dev rest; do | |
1009 | # skip header and empty line | |
1010 | [ -z "$pmajor" -o "$pmajor" = "major" ] && continue | |
1011 | ||
1012 | if [ $pmajor = $major -a $pminor = $minor ]; then | |
1013 | device=/dev/$dev | |
1014 | echo "DEVICE set to $device based on real-root-dev" | |
1015 | fi | |
1016 | done < /proc/partitions | |
1017 | fi | |
1018 | ||
144396dd | 1019 | [ -n "$ROOTFLAGS" ] && ROOTFLAGS="-o $ROOTFLAGS" |
41d3645c | 1020 | |
144396dd | 1021 | mount -t $ROOTFS -r $device $ROOTFLAGS /newroot || echo "Mount of rootfs failed." |
0fb9dda3 | 1022 | init=$INIT |
4671d086 ER |
1023 | if [ -z "$init" -o ! -x "/newroot$init" ]; then |
1024 | init=/sbin/init | |
1025 | fi | |
1026 | EOF | |
1027 | ||
b1ae7c80 AM |
1028 | busybox_applet dmesg |
1029 | busybox_applet tail | |
1030 | add_linuxrc <<-'EOF' | |
1031 | if [ "$DEBUGINITRD" ]; then | |
1032 | echo "Last 20 lines of dmesg:" | |
1033 | dmesg | tail -n 20 | |
1034 | fi | |
2b945b6b | 1035 | |
b1ae7c80 AM |
1036 | EOF |
1037 | ||
2b945b6b ER |
1038 | kmsg "geninitrd/$VERSION switching root" |
1039 | ||
4671d086 | 1040 | umount_all |
0273c2c4 | 1041 | busybox_applet switch_root usleep |
4671d086 | 1042 | add_linuxrc <<-'EOF' |
278e5013 | 1043 | [ ! -e /newroot/dev/console ] && mknod -m 660 /newroot/dev/console c 5 1 |
0273c2c4 ER |
1044 | |
1045 | # switch root to empty dir will make kernel panic, so sleep 10s before it | |
1046 | # switch_root needs to be pid 1, so there's no other way to recover from here | |
1047 | # if /dev is missing, switch root will likely fail, give debug shell before that | |
1048 | if [ ! -d /newroot/dev ]; then | |
1049 | echo "/dev is missing, switch_root will likely fail" | |
1050 | echo "if you booted with debugrd=sh, then you be given shell and you might able to recover this situation" | |
1051 | debugshell | |
1052 | [ "$DEBUGINITRD" ] || usleep 10000000 | |
1053 | fi | |
1054 | ||
72a1b0ef ER |
1055 | # systemd[1]: /usr appears to be on its own filesytem and is not |
1056 | # already mounted. This is not a supported setup. Some things will | |
1057 | # probably break (sometimes even silently) in mysterious ways. Consult | |
1058 | # http://freedesktop.org/wiki/Software/systemd/separate-usr-is-broken | |
1059 | # for more information. | |
1060 | echo trying to mount /usr | |
1061 | chroot /newroot mount -n /usr | |
1062 | ||
f8ea6a63 | 1063 | exec switch_root /newroot $init ${1:+"$@"} |
4671d086 | 1064 | |
0273c2c4 ER |
1065 | # FIXME: this code is never executed, as "exec" does not return! |
1066 | ||
4671d086 ER |
1067 | echo "Error! initramfs should not reach this place." |
1068 | echo "It probably means you've got old version of busybox, with broken" | |
1069 | echo "initramfs support. Trying to boot anyway, but won't promise anything." | |
1070 | ||
f8ea6a63 | 1071 | exec chroot /newroot $init ${1:+"$@"} |
4671d086 ER |
1072 | |
1073 | echo "Failed to chroot!" | |
b61aa273 | 1074 | debugshell |
4671d086 ER |
1075 | EOF |
1076 | # we need /init being real file, not symlink, otherwise the initramfs will | |
1077 | # not be ran by pid 1 which is required for switch_root | |
1078 | mv $DESTDIR/linuxrc $DESTDIR/init | |
1079 | ln -s init $DESTDIR/linuxrc | |
1080 | } | |
1081 | ||
c552503c ER |
1082 | # find if $symbol exists in System.map $mapfile |
1083 | sym_exists() { | |
1084 | local mapfile="$1" | |
1085 | local symbol="$2" | |
1086 | if [ ! -f $mapfile ]; then | |
1087 | # missing mapfile (not a pld kernel?) | |
1088 | return 1 | |
1089 | fi | |
1090 | ||
1091 | awk -vc=1 -vsymbol="$symbol" '$2 == "T" && $3 == symbol {c = 0} END {exit c}' $mapfile | |
1092 | } | |
1093 | ||
1094 | # find best compressor (or forced one) for initrd | |
1095 | find_compressor() { | |
1096 | local mode="$1" | |
1b89c904 AM |
1097 | # fastest initrd decompression speed is first |
1098 | local compressors='lzo gzip xz lzma bzip2' | |
c552503c ER |
1099 | |
1100 | # a specified one, take it | |
55aaf2fe AM |
1101 | if ! is_yes "$mode"; then |
1102 | compressors="$mode" | |
c552503c ER |
1103 | fi |
1104 | ||
02ba8ab7 | 1105 | verbose "finding compressor: $compressors (via $mode)" |
c552503c ER |
1106 | # check for compressor validity |
1107 | local c prog map=/boot/System.map-$kernel | |
1108 | for c in $compressors; do | |
1109 | case $c in | |
66d146a5 | 1110 | xz) |
29f7d622 AM |
1111 | sym=unxz |
1112 | prog=/usr/bin/xz | |
1113 | ;; | |
1114 | lzma) | |
c552503c | 1115 | sym=unlzma |
66d146a5 | 1116 | prog=/usr/bin/xz |
c552503c ER |
1117 | ;; |
1118 | bzip2) | |
1119 | sym=bzip2 | |
c42692d4 | 1120 | prog=/usr/bin/bzip2 |
c552503c ER |
1121 | ;; |
1122 | gzip) | |
1123 | sym=gunzip | |
c42692d4 | 1124 | prog=/bin/gzip |
c552503c | 1125 | ;; |
8a6f083b AM |
1126 | lzo) |
1127 | sym=unlzo | |
1128 | prog=/usr/bin/lzop | |
1129 | ;; | |
5fcc3d04 AM |
1130 | none|no) |
1131 | # any existing sym will work | |
1132 | sym=initrd_load | |
1133 | prog=/bin/cat | |
1134 | ;; | |
c552503c ER |
1135 | *) |
1136 | die "Unknown compressor $c" | |
1137 | ;; | |
1138 | esac | |
c454c66e | 1139 | if sym_exists $map $sym && [ -x $prog ]; then |
c552503c ER |
1140 | echo $c |
1141 | return | |
1142 | fi | |
1143 | done | |
1144 | ||
02ba8ab7 | 1145 | verbose "using gzip for compressor (fallback)" |
c552503c ER |
1146 | echo gzip |
1147 | } | |
1148 | ||
97f51b6e ER |
1149 | # compresses kernel image image |
1150 | # in function so we could retry with other compressor on failure | |
1151 | compress_image() { | |
1152 | local compressor="$1" IMAGE="$2" target="$3" tmp | |
1153 | tmp=$(mktemp "$target".XXXXXX) || die "mktemp failed" | |
1154 | ||
1155 | case "$compressor" in | |
1156 | xz) | |
1157 | # don't use -9 here since kernel won't understand it | |
1158 | xz --format=xz --check=crc32 --lzma2=preset=6e,dict=1MiB < "$IMAGE" > "$tmp" || return $? | |
1159 | ;; | |
1160 | lzma) | |
1161 | xz --format=lzma -9 < "$IMAGE" > "$tmp" || return $? | |
1162 | ;; | |
1163 | bzip2) | |
1164 | bzip2 -9 < "$IMAGE" > "$tmp" || return $? | |
1165 | ;; | |
1166 | gzip) | |
1167 | gzip -9 < "$IMAGE" > "$tmp" || return $? | |
1168 | ;; | |
8a6f083b AM |
1169 | lzo) |
1170 | lzop -9 < "$IMAGE" > "$tmp" || return $? | |
1171 | ;; | |
5fcc3d04 AM |
1172 | none|no) |
1173 | cat < "$IMAGE" > "$tmp" || return $? | |
1174 | ;; | |
97f51b6e ER |
1175 | esac |
1176 | ||
1177 | mv -f "$tmp" "$target" | |
1178 | } | |
1179 | ||
82b2dba2 ER |
1180 | if [ -r /etc/sysconfig/geninitrd ]; then |
1181 | . /etc/sysconfig/geninitrd | |
1182 | fi | |
2cc3ae8b | 1183 | |
c215292c AG |
1184 | if [ ! -f /proc/mounts ]; then |
1185 | warn "/proc filesystem not mounted, may cause wrong results or failure." | |
1186 | fi | |
1187 | ||
2d769917 | 1188 | geninitrd_load_mods ide luks multipath dmraid lvm md blkid udev tuxonice suspend fbsplash condecor bootsplash uvesafb nfs sata scsi usbkbd bcache |
c124d0cf | 1189 | |
82b2dba2 ER |
1190 | while [ $# -gt 0 ]; do |
1191 | case $1 in | |
1192 | --fstab=*) | |
1193 | fstab=${1#--fstab=} | |
1194 | ;; | |
1195 | --fstab) | |
1196 | fstab=$2 | |
1197 | shift | |
1198 | ;; | |
1199 | --modules-conf=*) | |
1200 | modulefile=${1#--modules-conf=} | |
1201 | ;; | |
1202 | --modules-conf) | |
1203 | modulefile=$2 | |
1204 | shift | |
1205 | ;; | |
82b2dba2 ER |
1206 | --with-bootsplash) |
1207 | BOOT_SPLASH=yes | |
1208 | ;; | |
1209 | --without-bootsplash) | |
1210 | BOOT_SPLASH=no | |
1211 | ;; | |
1212 | --with-fbsplash) | |
1213 | FB_SPLASH=yes | |
1214 | ;; | |
1215 | --without-fbsplash) | |
1216 | FB_SPLASH=no | |
1217 | ;; | |
6c69a2d4 ER |
1218 | --with-fbcondecor) |
1219 | FB_CON_DECOR=yes | |
1220 | ;; | |
1221 | --without-fbcondecor) | |
1222 | FB_CON_DECOR=no | |
1223 | ;; | |
82b2dba2 ER |
1224 | --with-suspend) |
1225 | USE_SUSPEND=yes | |
1226 | ;; | |
1227 | --without-suspend) | |
1228 | USE_SUSPEND=no | |
1229 | ;; | |
1230 | --with-suspend2 | --with-tuxonice) | |
1231 | USE_TUXONICE=yes | |
1232 | ;; | |
1233 | --without-suspend2 | --without-tuxonice) | |
1234 | USE_TUXONICE=no | |
1235 | ;; | |
80b1ed79 | 1236 | --lvmversion=*) |
7308edee | 1237 | LVMTOOLSVERSION=${1#--lvmversion=} |
82b2dba2 | 1238 | ;; |
80b1ed79 | 1239 | --lvmtoolsversion=*) |
1240 | LVMTOOLSVERSION=${1#--lvmtoolsversion=} | |
1241 | ;; | |
82b2dba2 ER |
1242 | --lvmtoolsversion|--lvmversion) |
1243 | LVMTOOLSVERSION=$2 | |
1244 | shift | |
1245 | ;; | |
1246 | --without-udev) | |
1247 | USE_UDEV=no | |
1248 | ;; | |
1249 | --with-udev) | |
1250 | USE_UDEV=yes | |
1251 | ;; | |
1252 | --without-dmraid) | |
1253 | USE_DMRAID=no | |
1254 | ;; | |
1255 | --without-multipath) | |
ecd7bf46 ER |
1256 | USE_MULTIPATH=no |
1257 | ;; | |
1258 | --with-multipath=*) | |
1259 | USE_MULTIPATH=${1#--with-multipath=} | |
82b2dba2 | 1260 | ;; |
af075488 | 1261 | --without-blkid) |
1262 | USE_BLKID=no | |
289fbc9b | 1263 | ;; |
3ef3d717 ER |
1264 | --without-luks) |
1265 | USE_LUKS=no | |
1266 | ;; | |
82b2dba2 ER |
1267 | --with=*) |
1268 | BASICMODULES="$BASICMODULES ${1#--with=}" | |
1269 | ;; | |
1270 | --with) | |
1271 | BASICMODULES="$BASICMODULES $2" | |
1272 | shift | |
1273 | ;; | |
1274 | --version) | |
1275 | echo "$PROGRAM: version $VERSION" | |
1276 | exit 0 | |
1277 | ;; | |
1278 | -v) | |
02ba8ab7 ER |
1279 | if [ x"$verbose" = x"-v" ]; then |
1280 | verbose="-v -v" | |
1281 | else | |
1282 | verbose="-v" | |
1283 | fi | |
11ab0dea | 1284 | exec 3>&1 |
82b2dba2 | 1285 | ;; |
c552503c ER |
1286 | --compress) |
1287 | COMPRESS=$2 | |
1288 | ;; | |
1289 | --compress=*) | |
1290 | COMPRESS="${1#--compress=}" | |
1291 | ;; | |
82b2dba2 ER |
1292 | --nocompress) |
1293 | COMPRESS=no | |
1294 | ;; | |
ccd1f65f | 1295 | --nostrip) |
76a48507 ER |
1296 | STRIP= |
1297 | ;; | |
1298 | --strip=*) | |
1299 | STRIP="${1#--strip=}" | |
1300 | ;; | |
1301 | --strip) | |
1302 | STRIP=$2 | |
1303 | shift | |
ccd1f65f | 1304 | ;; |
82b2dba2 ER |
1305 | --ifneeded) |
1306 | ifneeded=1 | |
1307 | ;; | |
1308 | -f) | |
1309 | force=1 | |
1310 | ;; | |
1311 | --preload=*) | |
1312 | PREMODS="$PREMODS ${1#--preload=}" | |
1313 | ;; | |
1314 | --preload) | |
1315 | PREMODS="$PREMODS $2" | |
1316 | shift | |
1317 | ;; | |
2965cab9 | 1318 | --fs=* | --fs) |
bbbc32d0 | 1319 | die "--fs option is obsoleted. Use --initrdfs instead" |
82b2dba2 ER |
1320 | ;; |
1321 | --initrdfs=*) | |
1322 | INITRDFS=${1#--initrdfs=} | |
1323 | ;; | |
1324 | --initrdfs) | |
1325 | INITRDFS=$2 | |
1326 | shift | |
1327 | ;; | |
1328 | --image-version) | |
1329 | img_vers=yes | |
1330 | ;; | |
1331 | --ide-only-root) | |
1332 | ide_only_root="yes" | |
1333 | ;; | |
1334 | *) | |
1335 | if [ -z "$target" ]; then | |
1336 | target="$1" | |
1337 | elif [ -z "$kernel" ]; then | |
1338 | kernel="$1" | |
1339 | else | |
7f6e5359 | 1340 | usage |
36523626 | 1341 | exit 1 |
82b2dba2 ER |
1342 | fi |
1343 | ;; | |
1344 | esac | |
f5db170b | 1345 | |
82b2dba2 ER |
1346 | shift |
1347 | done | |
1348 | ||
1349 | if [ -z "$target" -o -z "$kernel" ]; then | |
7f6e5359 | 1350 | usage |
36523626 | 1351 | exit 1 |
82b2dba2 ER |
1352 | fi |
1353 | ||
93a38d1a ER |
1354 | # main() |
1355 | if [ "$(id -u)" != 0 ]; then | |
1356 | die "You need to be root to generate initrd" | |
1357 | fi | |
1358 | ||
c45a111c ER |
1359 | for dir in libx32 lib64 lib; do |
1360 | initrd_dir=/usr/$dir/initrd | |
1361 | if [ -d "$initrd_dir" ]; then | |
1362 | initrd_dirs="$initrd_dirs $initrd_dir" | |
1363 | fi | |
1364 | done | |
1365 | ||
1366 | if [ -d /libx32 -a -d /usr/libx32 ]; then | |
1367 | _lib=libx32 | |
1368 | elif [ -d /lib64 -a -d /usr/lib64 ]; then | |
c124d0cf ER |
1369 | _lib=lib64 |
1370 | else | |
1371 | _lib=lib | |
130aadc1 ER |
1372 | fi |
1373 | ||
e4487862 AM |
1374 | kernel_version=$(echo "$kernel" | awk -F. '{gsub(/[_-].*/, "", $0); print sprintf("%03d%03d",$1,$2)}') |
1375 | kernel_version_long=$(echo "$kernel" | awk -F. '{gsub(/[_-].*/, "", $0); print sprintf("%03d%03d%03d",$1,$2,$3)}') | |
82b2dba2 | 1376 | |
b7114dde | 1377 | verbose "# geninitrd $VERSION" |
c124d0cf ER |
1378 | debug "Using _lib: $_lib" |
1379 | debug "Using initrd_dir: $initrd_dir" | |
1380 | ||
6ec4aea6 | 1381 | busybox=$(find_tool $initrd_dir/busybox $initrd_dir/initrd-busybox /bin/initrd-busybox) || die "Couldn't find busybox suitable for initrd" |
c124d0cf ER |
1382 | |
1383 | # we setup mods after parsing command line args | |
1384 | geninitrd_setup_mods | |
1385 | ||
1386 | if [ ! -f /boot/vmlinuz-"$kernel" ]; then | |
1387 | warn "/boot/vmlinuz-$kernel doesn't exist, is your /boot mounted?" | |
1388 | fi | |
1389 | ||
82b2dba2 | 1390 | if [ -z "$INITRDFS" ]; then |
bbbc32d0 ER |
1391 | if [ -n "$FS" ]; then |
1392 | # FS= can came only via /etc/sysconfig/geninitrd likely? | |
1393 | die "FS configuration option is obsoleted. Use INITRDFS instead" | |
f5db170b | 1394 | fi |
f5db170b | 1395 | |
bbbc32d0 ER |
1396 | # default value |
1397 | if [ "$kernel_version" -ge "002005" ]; then | |
1398 | INITRDFS="initramfs" | |
1399 | else | |
1400 | INITRDFS="rom" | |
1401 | fi | |
82b2dba2 | 1402 | fi |
966c32cc | 1403 | |
82b2dba2 | 1404 | case "$INITRDFS" in |
4877276e ER |
1405 | ext2) |
1406 | [ -x /sbin/mke2fs ] || die "/sbin/mke2fs is missing" | |
1407 | ;; | |
1408 | rom|romfs) | |
1409 | [ -x /sbin/genromfs ] || die "/sbin/genromfs is missing" | |
1410 | ;; | |
1411 | cram|cramfs) | |
1412 | [ -x /sbin/mkcramfs ] || die "/sbin/mkcramfs is missing" | |
1413 | ;; | |
1414 | initramfs) | |
1415 | [ -x /bin/cpio ] || die "/bin/cpio is missing" | |
1416 | [ -x /usr/bin/find ] || die "/usr/bin/find is missing" | |
1417 | ;; | |
1418 | *) | |
1419 | die "Filesystem $INITRDFS on initrd is not supported" | |
1420 | ;; | |
82b2dba2 | 1421 | esac |
f5db170b | 1422 | |
9323ada3 | 1423 | if [ -L "$target" ]; then |
1424 | target=$(readlink -f "$target") | |
1425 | fi | |
1426 | ||
82b2dba2 ER |
1427 | if [ -n "$img_vers" ]; then |
1428 | target="$target-$kernel" | |
1429 | fi | |
8bd582f1 | 1430 | |
82b2dba2 ER |
1431 | if [ -z "$force" -a -f "$target" ]; then |
1432 | die "$target already exists." | |
1433 | fi | |
c6c6ce01 | 1434 | |
82b2dba2 ER |
1435 | if [ ! -d "/lib/modules/$kernel" ]; then |
1436 | die "/lib/modules/$kernel is not a directory." | |
1437 | fi | |
2ffb1734 | 1438 | |
bbbc32d0 ER |
1439 | if [ "$kernel_version" -ge "002005" ]; then |
1440 | modext=".ko" | |
1441 | fi | |
1442 | ||
82b2dba2 ER |
1443 | cache_modprobe_conf |
1444 | ||
1445 | for n in $PREMODS; do | |
046c68c9 | 1446 | find_module "$n" |
82b2dba2 ER |
1447 | done |
1448 | ||
ed30e3a8 | 1449 | if [ "$FBMODULE" ]; then |
046c68c9 | 1450 | find_module "$FBMODULE" |
ed30e3a8 ER |
1451 | fi |
1452 | ||
cefcd7bb AM |
1453 | # autodetect USB keyboards |
1454 | find_modules_usbkbd | |
1455 | ||
82b2dba2 | 1456 | # allow forcing loading SCSI and/or IDE modules |
35043b20 | 1457 | # XXX: where ADDSCSI cames from? drop? |
82b2dba2 ER |
1458 | if is_yes "$ADDSCSI"; then |
1459 | find_modules_scsi | |
1460 | fi | |
1461 | ||
3f53322c | 1462 | # autodetect SATA modules |
1463 | find_modules_sata | |
e2d6ca6c | 1464 | |
35043b20 | 1465 | # XXX: where ADDIDE cames from? drop? |
82b2dba2 ER |
1466 | if is_yes "$ADDIDE"; then |
1467 | find_modules_ide | |
1468 | fi | |
1469 | ||
4c16dac4 ER |
1470 | if is_yes "$USE_SUSPEND"; then |
1471 | find_modules_suspend | |
1472 | fi | |
1473 | ||
82b2dba2 | 1474 | find_root "$fstab" || exit |
02ba8ab7 | 1475 | verbose "Using $rootdev as device for rootfs" |
82b2dba2 | 1476 | |
d8056591 | 1477 | find_modules_for_devpath "$rootdev" |
ac085800 | 1478 | |
ecd7bf46 ER |
1479 | # if USE_MULTIPATH is path to device, scan that too |
1480 | # this is to bootstrap multipath setup into initrd. | |
1481 | if ! is_no "$USE_MULTIPATH" && ! is_yes "$USE_MULTIPATH"; then | |
1482 | find_modules_multipath $USE_MULTIPATH | |
1483 | fi | |
1484 | ||
046c68c9 | 1485 | find_module "-$rootFs" |
ac085800 | 1486 | |
82b2dba2 | 1487 | for n in $BASICMODULES; do |
046c68c9 | 1488 | find_module "$n" |
82b2dba2 | 1489 | done |
4e9eb79c | 1490 | |
82b2dba2 | 1491 | if is_yes "$USE_TUXONICE"; then |
046c68c9 | 1492 | find_module "-lzf" |
82b2dba2 | 1493 | fi |
33d24e12 | 1494 | |
2d769917 | 1495 | find_modules_uvesafb |
bf6d9c64 | 1496 | find_modules_fbsplash |
2968c9dd | 1497 | |
82b2dba2 | 1498 | if [ -n "$ifneeded" -a -z "$MODULES" ]; then |
02ba8ab7 | 1499 | verbose "No modules are needed -- not building initrd image." |
82b2dba2 ER |
1500 | exit 0 |
1501 | fi | |
c6c6ce01 | 1502 | |
02ba8ab7 | 1503 | verbose "Building initrd..." |
d8056591 | 1504 | DESTDIR=$(mktemp -d -t initrd.XXXXXX) || die "mktemp failed" |
9b557a09 | 1505 | RCFILE="$DESTDIR/linuxrc" |
82b2dba2 ER |
1506 | > "$RCFILE" |
1507 | chmod a+rx "$RCFILE" | |
9b557a09 | 1508 | ln -s linuxrc $DESTDIR/init |
e8d178ff | 1509 | |
82b2dba2 | 1510 | # create dirs that we really need |
d63131e0 | 1511 | inst_d /{lib,bin,etc,dev{,/pts,/shm},loopfs,var,proc,run,sys} |
e8d178ff | 1512 | |
82b2dba2 | 1513 | modules_install "$MODULES" |
b64f015b | 1514 | |
82b2dba2 ER |
1515 | # mknod'ing the devices instead of copying them works both with and |
1516 | # without devfs... | |
6b45dd6c AM |
1517 | mknod -m 600 "$DESTDIR/dev/console" c 5 1 |
1518 | mknod -m 666 "$DESTDIR/dev/null" c 1 3 | |
1519 | mknod -m 666 "$DESTDIR/dev/zero" c 1 5 | |
1520 | mknod -m 666 "$DESTDIR/dev/random" c 1 8 | |
1521 | mknod -m 666 "$DESTDIR/dev/urandom" c 1 9 | |
2b945b6b | 1522 | mknod -m 644 "$DESTDIR/dev/kmsg" c 1 11 |
be2f3ecc | 1523 | |
6ec4aea6 JR |
1524 | inst_exec $busybox /bin/busybox |
1525 | ln -s busybox $DESTDIR/bin/sh | |
1526 | # for older busyboxes who had /bin/initrd-busybox as EXEPATH | |
1527 | ln -s busybox $DESTDIR/bin/initrd-busybox | |
2ffb1734 | 1528 | |
82b2dba2 ER |
1529 | add_linuxrc <<EOF |
1530 | #!/bin/sh | |
b7114dde | 1531 | # initrd generated by geninitrd/$VERSION |
8938f33d | 1532 | # on $(LC_ALL=C date) |
c6c6ce01 | 1533 | |
82b2dba2 | 1534 | EOF |
ff9aded5 | 1535 | load_font |
82b2dba2 | 1536 | mount_proc |
2b945b6b ER |
1537 | |
1538 | kmsg "geninitrd/$VERSION starting" | |
1539 | ||
0fb9dda3 ER |
1540 | add_linuxrc <<-EOF |
1541 | # builtin defaults from geninitrd | |
1542 | ROOT=$rootdev | |
1543 | ROOTFS=$rootFs | |
1544 | EOF | |
82b2dba2 | 1545 | add_linuxrc <<-'EOF' |
48d98595 | 1546 | read CMDLINE < /proc/cmdline |
c6c6ce01 | 1547 | |
82b2dba2 | 1548 | for arg in $CMDLINE; do |
04bffd7a | 1549 | if [ "${arg}" = "debuginitrd" ] || [ "${arg}" = "debugrd" ]; then |
82b2dba2 ER |
1550 | DEBUGINITRD=yes |
1551 | fi | |
04bffd7a ER |
1552 | if [ "${arg##debuginitrd=}" != "${arg}" ] || [ "${arg##debugrd=}" != "${arg}" ]; then |
1553 | DEBUGINITRD=${arg##debug*rd=} | |
82b2dba2 | 1554 | fi |
fc787d45 | 1555 | if [ "${arg##root=}" != "${arg}" ]; then |
1556 | ROOT=${arg##root=} | |
1557 | fi | |
144396dd AM |
1558 | if [ "${arg##rootflags=}" != "${arg}" ]; then |
1559 | ROOTFLAGS=${arg##rootflags=} | |
db795d06 | 1560 | fi |
41d3645c AM |
1561 | if [ "${arg##rootfsflags=}" != "${arg}" ]; then |
1562 | ROOTFSFLAGS=${arg##rootfsflags=} | |
1563 | fi | |
0fb9dda3 ER |
1564 | if [ "${arg##init=}" != "${arg}" ]; then |
1565 | INIT=${arg##init=} | |
1566 | fi | |
82b2dba2 | 1567 | done |
c6c6ce01 | 1568 | |
144396dd AM |
1569 | # handling of invalid, rootfsflags, option |
1570 | if [ -n "$ROOTFSFLAGS" ]; then | |
1571 | if [ -n "$ROOTFLAGS" ]; then | |
1572 | ROOTFLAGS="$ROOTFLAGS,$ROOTFSFLAGS" | |
1573 | else | |
1574 | ROOTFLAGS="$ROOTFSFLAGS" | |
1575 | fi | |
1576 | fi | |
1577 | ||
82b2dba2 | 1578 | if [ "$DEBUGINITRD" = "sh" ]; then |
8938f33d | 1579 | # export some vars to subshell for debug to work |
144396dd | 1580 | export CMDLINE ROOT ROOTFS ROOTDEV ROOTFLAGS DEBUGINITRD INIT |
4569a02c ER |
1581 | export LVM_ROOTVG LVM_SUSPENDVG LVM_VGVOLUMES |
1582 | export rootnr attrs majmin major minor device | |
1583 | ||
1584 | # make debugshell() invoke subshell if $DEBUGINITRD=sh | |
82b2dba2 | 1585 | debugshell() { |
e2405b29 AM |
1586 | EOF |
1587 | if is_yes "$RUN_SULOGIN_ON_ERR"; then | |
1588 | add_linuxrc <<-'EOF' | |
0273c2c4 | 1589 | echo "debug shell disabled by RUN_SULOGIN_ON_ERR=yes from /etc/sysconfig/system during initrd generation time" |
e2405b29 AM |
1590 | EOF |
1591 | else | |
1592 | add_linuxrc <<-'EOF' | |
1593 | sh | |
1594 | EOF | |
1595 | fi | |
1596 | add_linuxrc <<-'EOF' | |
82b2dba2 ER |
1597 | } |
1598 | else | |
1599 | debugshell() { | |
1600 | : | |
1601 | } | |
1602 | fi | |
e934d044 | 1603 | |
82b2dba2 ER |
1604 | if [ "$DEBUGINITRD" ]; then |
1605 | set -x | |
cff3058d | 1606 | fi |
82b2dba2 | 1607 | EOF |
2df2e995 | 1608 | |
fe280785 | 1609 | modules_add_linuxrc $MODULES |
82b2dba2 ER |
1610 | |
1611 | # TODO: rewrite for busybox | |
1612 | #if [ -n "$loopDev" ]; then | |
1613 | # if [ ! -d /initrd ]; then | |
1614 | # mkdir /initrd | |
1615 | # fi | |
1616 | # | |
9b557a09 ER |
1617 | # cp -a "$loopDev" "$DESTDIR/dev" |
1618 | # cp -a "$rootdev" "$DESTDIR/dev" | |
82b2dba2 ER |
1619 | # echo "echo Mounting device containing loopback root filesystem" >> "$RCFILE" |
1620 | # echo "mount -t $loopFs $loopDev /loopfs" >> "$RCFILE" | |
1621 | # echo "echo Setting up loopback device $rootdev" >> $RCFILE | |
1622 | # echo "losetup $rootdev /loopfs$loopFile" >> "$RCFILE" | |
1623 | #fi | |
2b1a3707 | 1624 | |
1606e343 AM |
1625 | if is_yes "$USE_UDEV"; then |
1626 | initrd_gen_udev | |
382ce856 AM |
1627 | else |
1628 | initrd_gen_mdev | |
1606e343 AM |
1629 | fi |
1630 | ||
3dd50160 | 1631 | initrd_gen_uvesafb |
1b481849 ER |
1632 | initrd_gen_luks |
1633 | initrd_gen_dmraid | |
1634 | initrd_gen_multipath | |
1635 | initrd_gen_blkid | |
289fbc9b | 1636 | |
69b1e935 | 1637 | if is_yes "$have_nfs"; then |
2df2e995 | 1638 | initrd_gen_nfs |
1b481849 ER |
1639 | else |
1640 | initrd_gen_md | |
1641 | initrd_gen_lvm | |
2d769917 | 1642 | initrd_gen_bcache |
d222b474 | 1643 | initrd_gen_blkid |
1b481849 | 1644 | initrd_gen_luks |
4828c787 | 1645 | initrd_gen_setrootdev |
7c38b114 AF |
1646 | fi |
1647 | ||
5101a385 | 1648 | # additional devs always needed |
9b557a09 | 1649 | [ ! -e "$DESTDIR/$rootdev_add" ] && inst $rootdev_add /dev |
5101a385 | 1650 | |
1b481849 | 1651 | initrd_gen_stop_udevd |
382ce856 | 1652 | initrd_gen_stop_mdev |
6fadace4 | 1653 | initrd_gen_stop_uvesafb |
82de999f | 1654 | |
4a362aea ER |
1655 | # resume after killing local processes |
1656 | initrd_gen_tuxonice | |
1657 | initrd_gen_suspend | |
1658 | ||
52a92a2a ER |
1659 | # clean up env |
1660 | add_linuxrc <<-'EOF' | |
4569a02c | 1661 | if [ ! "$DEBUGINITRD" ]; then |
52a92a2a ER |
1662 | ifs=$IFS |
1663 | IFS=" | |
1664 | " | |
1665 | for i in $(export -p); do | |
1666 | i=${i#declare -x } # ksh/bash | |
1667 | i=${i#export } # busybox | |
1668 | ||
1669 | case "$i" in | |
1670 | *=*) | |
1671 | : ;; | |
1672 | *) | |
1673 | continue ;; | |
1674 | esac | |
1675 | ||
1676 | i=${i%%=*} | |
1677 | ||
1678 | [ -z "$i" ] && continue | |
1679 | ||
1680 | case "$i" in | |
62028605 | 1681 | ROOT|PATH|HOME|TERM) |
52a92a2a ER |
1682 | : |
1683 | ;; | |
1684 | *) | |
62028605 | 1685 | unset $i |
52a92a2a ER |
1686 | ;; |
1687 | esac | |
1688 | done | |
1689 | IFS=$ifs | |
4569a02c | 1690 | fi |
52a92a2a ER |
1691 | EOF |
1692 | ||
f8f9e56d | 1693 | if [ "$INITRDFS" = "initramfs" ]; then |
4671d086 | 1694 | initrd_gen_initramfs_switchroot |
b64f015b | 1695 | else |
b64f015b | 1696 | umount_all |
f8f9e56d AM |
1697 | fi |
1698 | ||
1b481849 ER |
1699 | initrd_gen_fbsplash |
1700 | initrd_gen_fbcondecor | |
6c69a2d4 | 1701 | |
b7114dde | 1702 | debug "Current /linuxrc:\n$(sed -e 's,^,| ,' $DESTDIR/linuxrc)" |
2990ac33 | 1703 | |
d8056591 | 1704 | IMAGE=$(mktemp -t initrd.img-XXXXXX) || die "mktemp failed" |
51dc1fe6 | 1705 | |
5c7359e3 | 1706 | IMAGESIZE=$(du -ks $DESTDIR | awk '{print int(($1+1023+512)/1024)*1024}') |
02ba8ab7 | 1707 | verbose "image size: $IMAGESIZE KiB ($DESTDIR)" |
5c7359e3 | 1708 | |
02ba8ab7 | 1709 | verbose "Creating $INITRDFS image $IMAGE" |
2ad94d8a | 1710 | case "$INITRDFS" in |
4877276e | 1711 | ext2) |
4877276e | 1712 | dd if=/dev/zero of="$IMAGE" bs=1k count="$IMAGESIZE" 2> /dev/null |
c091a192 ER |
1713 | # NOTE: ext2 label is max 16 chars |
1714 | mke2fs -q -F -b 1024 -m 0 -L "PLD/$kernel" "$IMAGE" 2>/dev/null 1>&2 | |
4877276e ER |
1715 | tune2fs -i 0 "$IMAGE" >/dev/null 2>&1 |
1716 | ||
1717 | local tmpmnt=$(mktemp -d -t initrd.mnt-XXXXXX) | |
1718 | debug "Mounting ext2 image $IMAGE to $tmpmnt" | |
5c7359e3 | 1719 | mount -o loop -t ext2 "$IMAGE" "$tmpmnt" || die "mount failed, check dmesg(1)" |
4877276e ER |
1720 | # We don't need this directory, so let's save space |
1721 | rm -rf "$tmpmnt"/lost+found | |
1722 | ||
1723 | debug "Copy recursively $DESTDIR -> $tmpmnt" | |
1724 | cp -a $DESTDIR/* $tmpmnt | |
1725 | umount "$IMAGE" | |
1726 | rmdir "$tmpmnt" | |
1727 | ||
1728 | ;; | |
1729 | rom|romfs) | |
c091a192 | 1730 | genromfs -f "$IMAGE" -d "$DESTDIR" -V "PLD Linux/$kernel (geninitrd/$VERSION)" |
4877276e ER |
1731 | ;; |
1732 | cram|cramfs) | |
1733 | mkcramfs "$DESTDIR" "$IMAGE" | |
1734 | ;; | |
1735 | initramfs) | |
1736 | (cd $DESTDIR; find . | cpio --quiet -H newc -o > "$IMAGE") | |
1737 | ;; | |
1738 | *) | |
93a38d1a | 1739 | die "Filesystem $INITRDFS not supported by $PROGRAM" |
c31050f3 | 1740 | esac |
bb529f94 | 1741 | |
755e5cdc | 1742 | CONFIG_BLK_DEV_RAM_SIZE=$(ikconfig | awk -F= '/^CONFIG_BLK_DEV_RAM_SIZE/{print $2}') |
25cb53df ER |
1743 | if [ -z "$CONFIG_BLK_DEV_RAM_SIZE" ]; then |
1744 | CONFIG_BLK_DEV_RAM_SIZE=4096 | |
3fbd853a | 1745 | warn "No CONFIG_BLK_DEV_RAM_SIZE detected, fallback to $CONFIG_BLK_DEV_RAM_SIZE" |
25cb53df | 1746 | fi |
e3bc44e2 | 1747 | |
e3bc44e2 ER |
1748 | if [ "$IMAGESIZE" -gt $CONFIG_BLK_DEV_RAM_SIZE ]; then |
1749 | warn "Your image size is larger than $CONFIG_BLK_DEV_RAM_SIZE, Be sure to boot kernel with ramdisk_size=$IMAGESIZE!" | |
1750 | fi | |
1751 | ||
c552503c | 1752 | if ! is_no "$COMPRESS"; then |
c552503c | 1753 | compressor=$(find_compressor "$COMPRESS") |
02ba8ab7 | 1754 | verbose "Compressing $target with $compressor" |
c552503c ER |
1755 | |
1756 | # TODO: the image name (specified from kernel.spec) already contains | |
1757 | # extension, which is .gz most of the time. | |
97f51b6e ER |
1758 | compress_image "$compressor" "$IMAGE" "$target" || { |
1759 | if [ $compressor != gzip ]; then | |
1760 | warn "Could not compress with $compressor, retrying with gzip" | |
1761 | compress_image gzip "$IMAGE" "$target" || die "compress failed with gzip" $? | |
1762 | else | |
1763 | die "Could not compress image with $compressor" | |
1764 | fi | |
1765 | } | |
bb529f94 | 1766 | else |
7d2fc5eb | 1767 | cp -a "$IMAGE" "$target" |
bb529f94 | 1768 | fi |
5b71959c | 1769 | |
7992356a | 1770 | # XXX. check if bootsplash can output data to tmp dir not directly to initramfs image. |
1b481849 | 1771 | initrd_gen_bootsplash "$target" |
5b71959c | 1772 | |
d8056591 | 1773 | rm -rf "$DESTDIR" "$IMAGE" |
ac085800 ER |
1774 | |
1775 | # vim:ts=4:sw=4:noet:fdm=marker |