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c0815e4e | 1 | #!/bin/bash |
cc02093d HH |
2 | # -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*- |
3 | # ex: ts=8 sw=4 sts=4 et filetype=sh | |
3b403b32 | 4 | # |
641cc356 JK |
5 | # Generator script for a dracut initramfs |
6 | # Tries to retain some degree of compatibility with the command line | |
7 | # of the various mkinitrd implementations out there | |
8 | # | |
70c26b7f | 9 | |
cc02093d | 10 | # Copyright 2005-2010 Red Hat, Inc. All rights reserved. |
4f18fe82 HH |
11 | # |
12 | # This program is free software; you can redistribute it and/or modify | |
13 | # it under the terms of the GNU General Public License as published by | |
14 | # the Free Software Foundation; either version 2 of the License, or | |
15 | # (at your option) any later version. | |
16 | # | |
17 | # This program is distributed in the hope that it will be useful, | |
18 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
19 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
20 | # GNU General Public License for more details. | |
21 | # | |
22 | # You should have received a copy of the GNU General Public License | |
23 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
24 | # | |
ec9315e5 | 25 | |
58dad702 HH |
26 | # store for logging |
27 | dracut_args="$@" | |
5616feb0 AT |
28 | |
29 | usage() { | |
30 | # 80x25 linebreak here ^ | |
cc02093d HH |
31 | cat << EOF |
32 | Usage: $0 [OPTION]... <initramfs> <kernel-version> | |
5616feb0 AT |
33 | Creates initial ramdisk images for preloading modules |
34 | ||
39ff0682 | 35 | -f, --force Overwrite existing initramfs file. |
5616feb0 AT |
36 | -m, --modules [LIST] Specify a space-separated list of dracut modules to |
37 | call when building the initramfs. Modules are located | |
73198d53 | 38 | in /usr/share/dracut/modules.d. |
39ff0682 | 39 | -o, --omit [LIST] Omit a space-separated list of dracut modules. |
3e17f33b | 40 | -a, --add [LIST] Add a space-separated list of dracut modules. |
5616feb0 | 41 | -d, --drivers [LIST] Specify a space-separated list of kernel modules to |
cb47caf7 | 42 | exclusively include in the initramfs. |
3b403b32 | 43 | --add-drivers [LIST] Specify a space-separated list of kernel |
cb47caf7 | 44 | modules to add to the initramfs. |
8fa510d4 DH |
45 | --filesystems [LIST] Specify a space-separated list of kernel filesystem |
46 | modules to exclusively include in the generic | |
47 | initramfs. | |
3b403b32 | 48 | -k, --kmoddir [DIR] Specify the directory, where to look for kernel |
2b9dfbbe | 49 | modules |
3b403b32 | 50 | --fwdir [DIR] Specify additional directories, where to look for |
33ee031c HH |
51 | firmwares, separated by : |
52 | --kernel-only Only install kernel drivers and firmware files | |
53 | --no-kernel Do not install kernel drivers and firmware files | |
5be225d2 HH |
54 | --strip Strip binaries in the initramfs |
55 | --nostrip Do not strip binaries in the initramfs (default) | |
fd786adc HH |
56 | --prefix [DIR] Prefix initramfs files with [DIR] |
57 | --noprefix Do not prefix initramfs files (default) | |
2f02ae9d HH |
58 | --mdadmconf Include local /etc/mdadm.conf |
59 | --nomdadmconf Do not include local /etc/mdadm.conf | |
7a34efa5 | 60 | --lvmconf Include local /etc/lvm/lvm.conf |
cc02093d | 61 | --nolvmconf Do not include local /etc/lvm/lvm.conf |
25b45979 MS |
62 | --fscks [LIST] Add a space-separated list of fsck helpers. |
63 | --nofscks Inhibit installation of any fsck helpers. | |
5616feb0 | 64 | -h, --help This message |
00531568 | 65 | --debug Output debug information of the build process |
57258a2c | 66 | --profile Output profile information of the build process |
e103615b AŻ |
67 | -L, --stdlog [0-6] Specify logging level (to standard error) |
68 | 0 - suppress any messages | |
69 | 1 - only fatal errors | |
70 | 2 - all errors | |
71 | 3 - warnings | |
72 | 4 - info (default) | |
73 | 5 - debug info (here starts lots of output) | |
74 | 6 - trace info (and even more) | |
432196ae AŻ |
75 | -v, --verbose Increase verbosity level (default is info(4)) |
76 | -q, --quiet Decrease verbosity level (default is info(4)) | |
5616feb0 AT |
77 | -c, --conf [FILE] Specify configuration file to use. |
78 | Default: /etc/dracut.conf | |
3b403b32 | 79 | --confdir [DIR] Specify configuration directory to use *.conf files |
cc02093d | 80 | from. Default: /etc/dracut.conf.d |
5616feb0 AT |
81 | -l, --local Local mode. Use modules from the current working |
82 | directory instead of the system-wide installed in | |
73198d53 | 83 | /usr/share/dracut/modules.d. |
5616feb0 | 84 | Useful when running dracut from a git checkout. |
7c179686 | 85 | -H, --hostonly Host-Only mode: Install only what is needed for |
5616feb0 | 86 | booting the local host instead of a generic host. |
7c179686 | 87 | --fstab Use /etc/fstab to determine the root device. |
5616feb0 | 88 | -i, --include [SOURCE] [TARGET] |
39ff0682 AT |
89 | Include the files in the SOURCE directory into the |
90 | Target directory in the final initramfs. | |
3b403b32 | 91 | If SOURCE is a file, it will be installed to TARGET |
4fea3ea6 | 92 | in the final initramfs. |
39ff0682 AT |
93 | -I, --install [LIST] Install the space separated list of files into the |
94 | initramfs. | |
5b158ad3 | 95 | --gzip Compress the generated initramfs using gzip. |
cc02093d HH |
96 | This will be done by default, unless another |
97 | compression option or --no-compress is passed. | |
5b158ad3 | 98 | --bzip2 Compress the generated initramfs using bzip2. |
cc02093d HH |
99 | Make sure your kernel has bzip2 decompression support |
100 | compiled in, otherwise you will not be able to boot. | |
101 | --lzma Compress the generated initramfs using lzma. | |
3b403b32 | 102 | Make sure your kernel has lzma support compiled in, |
cc02093d | 103 | otherwise you will not be able to boot. |
5e6c3b03 VL |
104 | --xz Compress the generated initramfs using xz. |
105 | Make sure that your kernel has xz support compiled | |
106 | in, otherwise you will not be able to boot. | |
107 | --compress [COMPRESSION] Compress the generated initramfs with the | |
108 | passed compression program. Make sure your kernel | |
3b403b32 | 109 | knows how to decompress the generated initramfs, |
5e6c3b03 | 110 | otherwise you will not be able to boot. |
5b158ad3 | 111 | --no-compress Do not compress the generated initramfs. This will |
cc02093d | 112 | override any other compression options. |
5b11bb73 | 113 | --list-modules List all available dracut modules. |
956af8f2 AŻ |
114 | -M, --show-modules Print included module's name to standard output during |
115 | build. | |
5fe5c7d0 | 116 | --keep Keep the temporary initramfs for debugging purposes |
cc02093d | 117 | EOF |
5616feb0 AT |
118 | } |
119 | ||
8466db96 HH |
120 | # function push() |
121 | # push values to a stack | |
122 | # $1 = stack variable | |
123 | # $2.. values | |
124 | # example: | |
125 | # push stack 1 2 "3 4" | |
126 | push() { | |
127 | local __stack=$1; shift | |
128 | for i in "$@"; do | |
129 | eval ${__stack}'[${#'${__stack}'[@]}]="$i"' | |
130 | done | |
131 | } | |
132 | ||
133 | # function pop() | |
134 | # pops the last value from a stack | |
135 | # assigns value to second argument variable | |
136 | # or echo to stdout, if no second argument | |
137 | # $1 = stack variable | |
138 | # $2 = optional variable to store the value | |
139 | # example: | |
140 | # pop stack val | |
141 | # val=$(pop stack) | |
142 | pop() { | |
143 | local __stack=$1; shift | |
3b403b32 | 144 | local __resultvar=$1 |
8466db96 HH |
145 | local myresult; |
146 | # check for empty stack | |
147 | eval '[[ ${#'${__stack}'[@]} -eq 0 ]] && return 1' | |
148 | ||
149 | eval myresult='${'${__stack}'[${#'${__stack}'[@]}-1]}' | |
150 | ||
151 | if [[ "$__resultvar" ]]; then | |
152 | eval $__resultvar="'$myresult'" | |
153 | else | |
154 | echo "$myresult" | |
155 | fi | |
156 | eval unset ${__stack}'[${#'${__stack}'[@]}-1]' | |
157 | return 0 | |
158 | } | |
159 | ||
5bc545ed VL |
160 | # Little helper function for reading args from the commandline. |
161 | # it automatically handles -a b and -a=b variants, and returns 1 if | |
162 | # we need to shift $3. | |
163 | read_arg() { | |
164 | # $1 = arg name | |
165 | # $2 = arg value | |
166 | # $3 = arg parameter | |
167 | local rematch='^[^=]*=(.*)$' | |
168 | if [[ $2 =~ $rematch ]]; then | |
cc02093d | 169 | read "$1" <<< "${BASH_REMATCH[1]}" |
5bc545ed | 170 | else |
cc02093d HH |
171 | read "$1" <<< "$3" |
172 | # There is no way to shift our callers args, so | |
173 | # return 1 to indicate they should do it instead. | |
174 | return 1 | |
5bc545ed VL |
175 | fi |
176 | } | |
177 | ||
661f9a34 HH |
178 | # Little helper function for reading args from the commandline to a stack. |
179 | # it automatically handles -a b and -a=b variants, and returns 1 if | |
180 | # we need to shift $3. | |
181 | push_arg() { | |
182 | # $1 = arg name | |
183 | # $2 = arg value | |
184 | # $3 = arg parameter | |
185 | local rematch='^[^=]*=(.*)$' | |
186 | if [[ $2 =~ $rematch ]]; then | |
187 | push "$1" "${BASH_REMATCH[1]}" | |
188 | else | |
189 | push "$1" "$3" | |
190 | # There is no way to shift our callers args, so | |
191 | # return 1 to indicate they should do it instead. | |
192 | return 1 | |
193 | fi | |
194 | } | |
195 | ||
432196ae | 196 | verbosity_mod_l=0 |
486a1b93 | 197 | |
b368a5f3 | 198 | while (($# > 0)); do |
5bc545ed | 199 | case ${1%%=*} in |
661f9a34 | 200 | -a|--add) push_arg add_dracutmodules_l "$@" || shift;; |
31f1c02d | 201 | --force-add) push_arg force_add_dracutmodules_l "$@" || shift;; |
661f9a34 HH |
202 | --add-drivers) push_arg add_drivers_l "$@" || shift;; |
203 | -m|--modules) push_arg dracutmodules_l "$@" || shift;; | |
204 | -o|--omit) push_arg omit_dracutmodules_l "$@" || shift;; | |
205 | -d|--drivers) push_arg drivers_l "$@" || shift;; | |
206 | --filesystems) push_arg filesystems_l "$@" || shift;; | |
207 | -I|--install) push_arg install_items "$@" || shift;; | |
208 | --fwdir) push_arg fw_dir_l "$@" || shift;; | |
25b45979 MS |
209 | --fscks) push_arg fscks_l "$@" || shift;; |
210 | --nofscks) nofscks_l="yes";; | |
cc02093d HH |
211 | -k|--kmoddir) read_arg drivers_dir_l "$@" || shift;; |
212 | -c|--conf) read_arg conffile "$@" || shift;; | |
213 | --confdir) read_arg confdir "$@" || shift;; | |
e103615b | 214 | -L|--stdlog) read_arg stdloglvl_l "$@" || shift;; |
5e6c3b03 VL |
215 | -I|--install) read_arg install_items "$@" || shift;; |
216 | --fwdir) read_arg fw_dir_l "$@" || shift;; | |
3a714439 | 217 | --compress) read_arg compress_l "$@" || shift;; |
fd786adc | 218 | --prefix) read_arg prefix_l "$@" || shift;; |
cc02093d HH |
219 | -f|--force) force=yes;; |
220 | --kernel-only) kernel_only="yes"; no_kernel="no";; | |
221 | --no-kernel) kernel_only="no"; no_kernel="yes";; | |
222 | --strip) do_strip_l="yes";; | |
223 | --nostrip) do_strip_l="no";; | |
fd786adc | 224 | --noprefix) prefix_l="/";; |
690396a5 VL |
225 | --mdadmconf) mdadmconf_l="yes";; |
226 | --nomdadmconf) mdadmconf_l="no";; | |
227 | --lvmconf) lvmconf_l="yes";; | |
228 | --nolvmconf) lvmconf_l="no";; | |
cc02093d | 229 | --debug) debug="yes";; |
57258a2c | 230 | --profile) profile="yes";; |
432196ae AŻ |
231 | -v|--verbose) ((verbosity_mod_l++));; |
232 | -q|--quiet) ((verbosity_mod_l--));; | |
cc02093d HH |
233 | -l|--local) allowlocal="yes" ;; |
234 | -H|--hostonly) hostonly_l="yes" ;; | |
235 | --fstab) use_fstab_l="yes" ;; | |
236 | -h|--help) usage; exit 1 ;; | |
2aad2344 HH |
237 | -i|--include) push include_src "$2" |
238 | push include_target "$3" | |
239 | shift 2;; | |
3a714439 VL |
240 | --bzip2) compress_l="bzip2";; |
241 | --lzma) compress_l="lzma";; | |
242 | --xz) compress_l="xz";; | |
243 | --no-compress) _no_compress_l="cat";; | |
244 | --gzip) compress_l="gzip";; | |
5b11bb73 HH |
245 | --list-modules) |
246 | do_list="yes"; | |
247 | ;; | |
956af8f2 AŻ |
248 | -M|--show-modules) |
249 | show_modules_l="yes" | |
250 | ;; | |
5fe5c7d0 | 251 | --keep) keep="yes";; |
cc02093d | 252 | -*) printf "\nUnknown option: %s\n\n" "$1" >&2; usage; exit 1;; |
3b403b32 | 253 | *) |
dbf381f7 | 254 | if ! [[ ${outfile+x} ]]; then |
486a1b93 | 255 | outfile=$1 |
8a5354a9 | 256 | elif ! [[ ${kernel+x} ]]; then |
486a1b93 HH |
257 | kernel=$1 |
258 | else | |
259 | usage; exit 1; | |
260 | fi | |
261 | ;; | |
641cc356 | 262 | esac |
b368a5f3 | 263 | shift |
641cc356 | 264 | done |
8a5354a9 | 265 | if ! [[ $kernel ]]; then |
486a1b93 HH |
266 | kernel=$(uname -r) |
267 | fi | |
268 | [[ $outfile ]] || outfile="/boot/initramfs-$kernel.img" | |
4cba351e | 269 | |
f8545d04 HH |
270 | PATH=/sbin:/bin:/usr/sbin:/usr/bin |
271 | export PATH | |
d619fb5e | 272 | unset LD_LIBRARY_PATH |
a55711cd | 273 | |
3b403b32 | 274 | [[ $debug ]] && { |
c36ce334 VL |
275 | export PS4='${BASH_SOURCE}@${LINENO}(${FUNCNAME[0]}): '; |
276 | set -x | |
277 | } | |
278 | ||
57258a2c HH |
279 | [[ $profile ]] && { |
280 | export PS4='+ $(date "+%s.%N") ${BASH_SOURCE}@${LINENO}: '; | |
281 | set -x | |
282 | debug=yes | |
283 | } | |
284 | ||
5d791c0e HH |
285 | [[ $dracutbasedir ]] || dracutbasedir=/usr/share/dracut |
286 | ||
cc02093d | 287 | [[ $allowlocal && -f "$(readlink -f ${0%/*})/dracut-functions" ]] && \ |
3b403b32 | 288 | dracutbasedir="$(readlink -f ${0%/*})" |
42c71947 | 289 | |
f1336ac7 | 290 | # if we were not passed a config file, try the default one |
42c71947 | 291 | if [[ ! -f $conffile ]]; then |
eebc929a VL |
292 | [[ $allowlocal ]] && conffile="$dracutbasedir/dracut.conf" || \ |
293 | conffile="/etc/dracut.conf" | |
42c71947 | 294 | fi |
f1336ac7 | 295 | |
2c2c4580 | 296 | if [[ ! -d $confdir ]]; then |
ae24b114 | 297 | [[ $allowlocal ]] && confdir="$dracutbasedir/dracut.conf.d" || \ |
eebc929a | 298 | confdir="/etc/dracut.conf.d" |
2c2c4580 HH |
299 | fi |
300 | ||
2245f372 AB |
301 | # source our config file |
302 | [[ -f $conffile ]] && . "$conffile" | |
303 | ||
2c2c4580 | 304 | # source our config dir |
6438b4fe | 305 | if [[ $confdir && -d $confdir ]]; then |
3b403b32 | 306 | for f in "$confdir"/*.conf; do |
cc02093d | 307 | [[ -e $f ]] && . "$f" |
2c2c4580 HH |
308 | done |
309 | fi | |
310 | ||
d87c2708 | 311 | # these optins add to the stuff in the config file |
e5e5c895 | 312 | if (( ${#add_dracutmodules_l[@]} )); then |
661f9a34 HH |
313 | while pop add_dracutmodules_l val; do |
314 | add_dracutmodules+=" $val " | |
315 | done | |
316 | fi | |
317 | ||
31f1c02d AW |
318 | if (( ${#force_add_dracutmodules_l[@]} )); then |
319 | while pop force_add_dracutmodules_l val; do | |
320 | force_add_dracutmodules+=" $val " | |
321 | done | |
322 | fi | |
323 | ||
324 | ||
e5e5c895 | 325 | if (( ${#add_drivers_l[@]} )); then |
661f9a34 HH |
326 | while pop add_drivers_l val; do |
327 | add_drivers+=" $val " | |
328 | done | |
329 | fi | |
d87c2708 | 330 | |
25b45979 MS |
331 | if (( ${#fscks_l[@]} )); then |
332 | while pop fscks_l val; do | |
333 | fscks+=" $val " | |
334 | done | |
335 | fi | |
336 | ||
f1336ac7 | 337 | # these options override the stuff in the config file |
e5e5c895 | 338 | if (( ${#dracutmodules_l[@]} )); then |
661f9a34 HH |
339 | dracutmodules='' |
340 | while pop dracutmodules_l val; do | |
341 | dracutmodules+="$val " | |
342 | done | |
343 | fi | |
344 | ||
e5e5c895 | 345 | if (( ${#omit_dracutmodules_l[@]} )); then |
661f9a34 HH |
346 | omit_dracutmodules='' |
347 | while pop omit_dracutmodules_l val; do | |
348 | omit_dracutmodules+="$val " | |
349 | done | |
350 | fi | |
351 | ||
e5e5c895 | 352 | if (( ${#drivers_l[@]} )); then |
661f9a34 HH |
353 | drivers='' |
354 | while pop drivers_l val; do | |
355 | drivers+="$val " | |
356 | done | |
357 | fi | |
358 | ||
e5e5c895 | 359 | if (( ${#filesystems_l[@]} )); then |
661f9a34 HH |
360 | filesystems='' |
361 | while pop filesystems_l val; do | |
362 | filesystems+="$val " | |
363 | done | |
364 | fi | |
365 | ||
e5e5c895 | 366 | if (( ${#fw_dir_l[@]} )); then |
661f9a34 HH |
367 | fw_dir='' |
368 | while pop fw_dir_l val; do | |
369 | fw_dir+="$val " | |
370 | done | |
371 | fi | |
372 | ||
e103615b | 373 | [[ $stdloglvl_l ]] && stdloglvl=$stdloglvl_l |
b991617f | 374 | [[ ! $stdloglvl ]] && stdloglvl=4 |
432196ae AŻ |
375 | stdloglvl=$((stdloglvl + verbosity_mod_l)) |
376 | ((stdloglvl > 6)) && stdloglvl=6 | |
377 | ((stdloglvl < 0)) && stdloglvl=0 | |
378 | ||
26537a5b | 379 | [[ $drivers_dir_l ]] && drivers_dir=$drivers_dir_l |
31f7db66 | 380 | [[ $do_strip_l ]] && do_strip=$do_strip_l |
fd786adc HH |
381 | [[ $prefix_l ]] && prefix=$prefix_l |
382 | [[ $prefix = "/" ]] && unset prefix | |
ba726310 | 383 | [[ $hostonly_l ]] && hostonly=$hostonly_l |
7c179686 | 384 | [[ $use_fstab_l ]] && use_fstab=$use_fstab_l |
2f02ae9d | 385 | [[ $mdadmconf_l ]] && mdadmconf=$mdadmconf_l |
7a34efa5 | 386 | [[ $lvmconf_l ]] && lvmconf=$lvmconf_l |
73198d53 | 387 | [[ $dracutbasedir ]] || dracutbasedir=/usr/share/dracut |
8bc650d9 | 388 | [[ $fw_dir ]] || fw_dir="/lib/firmware/updates /lib/firmware" |
5be225d2 | 389 | [[ $do_strip ]] || do_strip=no |
3a714439 | 390 | [[ $compress_l ]] && compress=$compress_l |
956af8f2 | 391 | [[ $show_modules_l ]] && show_modules=$show_modules_l |
25b45979 | 392 | [[ $nofscks_l ]] && nofscks="yes" |
ddfd1d10 VL |
393 | # eliminate IFS hackery when messing with fw_dir |
394 | fw_dir=${fw_dir//:/ } | |
9a8a00cf | 395 | |
3a714439 | 396 | # handle compression options. |
55468fb9 | 397 | [[ $compress ]] || compress="gzip" |
3a714439 | 398 | case $compress in |
6f223367 | 399 | bzip2) compress="bzip2 -9";; |
3a714439 VL |
400 | lzma) compress="lzma -9";; |
401 | xz) compress="xz --check=crc32 --lzma2=dict=1MiB";; | |
55468fb9 | 402 | gzip) command -v pigz > /dev/null 2>&1 && compress="pigz -9" || \ |
3a714439 VL |
403 | compress="gzip -9";; |
404 | esac | |
405 | if [[ $_no_compress_l = "cat" ]]; then | |
406 | compress="cat" | |
407 | fi | |
408 | ||
ba726310 | 409 | [[ $hostonly = yes ]] && hostonly="-h" |
ba67b923 | 410 | [[ $hostonly != "-h" ]] && unset hostonly |
ba726310 | 411 | |
5d791c0e | 412 | if [[ -f $dracutbasedir/dracut-functions ]]; then |
cc02093d | 413 | . $dracutbasedir/dracut-functions |
adbc8a42 | 414 | else |
6f590cd1 HH |
415 | echo "Cannot find $dracutbasedir/dracut-functions." >&2 |
416 | echo "Are you running from a git checkout?" >&2 | |
417 | echo "Try passing -l as an argument to $0" >&2 | |
cc02093d | 418 | exit 1 |
adbc8a42 | 419 | fi |
22fd1627 | 420 | |
5d791c0e | 421 | dracutfunctions=$dracutbasedir/dracut-functions |
5cad5bb5 | 422 | export dracutfunctions |
9a8a00cf | 423 | |
432196ae | 424 | ddebug "Executing $0 $dracut_args" |
58dad702 | 425 | |
5b11bb73 HH |
426 | [[ $do_list = yes ]] && { |
427 | for mod in $dracutbasedir/modules.d/*; do | |
428 | [[ -d $mod ]] || continue; | |
d8e8e14e AŻ |
429 | [[ -e $mod/install || -e $mod/installkernel || \ |
430 | -e $mod/module-setup.sh ]] || continue | |
5b11bb73 HH |
431 | echo ${mod##*/??} |
432 | done | |
433 | exit 0 | |
434 | } | |
435 | ||
fa5cd2bf AŻ |
436 | # Detect lib paths |
437 | [[ $libdir ]] || for libdir in /lib64 /lib; do | |
438 | [[ -d $libdir ]] && break | |
439 | done || { | |
432196ae | 440 | dfatal 'No lib directory?!!!' |
fa5cd2bf AŻ |
441 | exit 1 |
442 | } | |
432196ae | 443 | |
fa5cd2bf AŻ |
444 | [[ $usrlibdir ]] || for usrlibdir in /usr/lib64 /usr/lib; do |
445 | [[ -d $usrlibdir ]] && break | |
432196ae | 446 | done || dwarn 'No usr/lib directory!' |
fa5cd2bf | 447 | |
66ac3cd1 | 448 | # This is kinda legacy -- eventually it should go away. |
f1336ac7 | 449 | case $dracutmodules in |
66ac3cd1 | 450 | ""|auto) dracutmodules="all" ;; |
f1336ac7 | 451 | esac |
e12aac5e | 452 | |
454771cd | 453 | abs_outfile=$(readlink -f "$outfile") && outfile="$abs_outfile" |
ec9315e5 | 454 | |
f24a2d46 | 455 | srcmods="/lib/modules/$kernel/" |
ecf42850 | 456 | [[ $drivers_dir ]] && { |
22ecea45 | 457 | if vercmp $(modprobe --version | cut -d' ' -f3) lt 3.7; then |
432196ae | 458 | dfatal 'To use --kmoddir option module-init-tools >= 3.7 is required.' |
ecf42850 AŻ |
459 | exit 1 |
460 | fi | |
461 | srcmods="$drivers_dir" | |
462 | } | |
f24a2d46 HH |
463 | export srcmods |
464 | ||
c8937ec4 | 465 | if [[ -f $outfile && ! $force ]]; then |
432196ae | 466 | dfatal "Will not override existing initramfs ($outfile) without --force" |
ec9315e5 JK |
467 | exit 1 |
468 | fi | |
469 | ||
ebfdb219 | 470 | outdir=${outfile%/*} |
52eed268 HH |
471 | [[ $outdir ]] || outdir="/" |
472 | ||
ebfdb219 | 473 | if [[ ! -d "$outdir" ]]; then |
432196ae | 474 | dfatal "Can't write $outfile: Directory $outdir does not exist." |
454771cd | 475 | exit 1 |
ebfdb219 | 476 | elif [[ ! -w "$outdir" ]]; then |
432196ae | 477 | dfatal "No permission to write $outdir." |
454771cd | 478 | exit 1 |
0a325a91 | 479 | elif [[ -f "$outfile" && ! -w "$outfile" ]]; then |
432196ae | 480 | dfatal "No permission to write $outfile." |
734a0d9e HH |
481 | exit 1 |
482 | fi | |
483 | ||
6787b8cc | 484 | readonly TMPDIR=/var/tmp |
9a5393ac | 485 | readonly initdir=$(mktemp --tmpdir=/var/tmp/ -d -t initramfs.XXXXXX) |
88b3e005 DY |
486 | [ -d "$initdir" ] || { |
487 | dfatal "mktemp failed." | |
488 | exit 1 | |
489 | } | |
734a0d9e | 490 | |
cc02093d | 491 | # clean up after ourselves no matter how we die. |
5fe5c7d0 | 492 | trap 'ret=$?;[[ $keep ]] && echo "Not removing $initdir." >&2 || rm -rf "$initdir";exit $ret;' EXIT |
cc02093d | 493 | # clean up after ourselves no matter how we die. |
3b403b32 | 494 | trap 'exit 1;' SIGINT |
ec9315e5 | 495 | |
f6f74096 DD |
496 | # Need to be able to have non-root users read stuff (rpcbind etc) |
497 | chmod 755 "$initdir" | |
498 | ||
0b53ca70 | 499 | export initdir dracutbasedir dracutmodules drivers \ |
e103615b | 500 | fw_dir drivers_dir debug no_kernel kernel_only \ |
9d1015b6 | 501 | add_drivers mdadmconf lvmconf filesystems \ |
25b45979 | 502 | use_fstab libdir usrlibdir fscks nofscks \ |
1e64e493 HH |
503 | stdloglvl sysloglvl fileloglvl kmsgloglvl logfile \ |
504 | debug | |
f4fff04e | 505 | |
dbad9f46 | 506 | # Create some directory structure first |
fd786adc | 507 | [[ $prefix ]] && mkdir -m 0755 -p "${initdir}${prefix}" |
dbad9f46 | 508 | |
785a6cd2 | 509 | [[ -h /lib ]] || mkdir -m 0755 -p "${initdir}${prefix}/lib" |
fd786adc | 510 | [[ $prefix ]] && ln -sfn "${prefix#/}/lib" "$initdir/lib" |
dbad9f46 | 511 | |
785a6cd2 | 512 | if [[ $prefix ]]; then |
3b403b32 | 513 | for d in bin etc lib "$libdir" sbin tmp usr var; do |
785a6cd2 HH |
514 | ln -sfn "${prefix#/}/${d#/}" "$initdir/$d" |
515 | done | |
516 | fi | |
517 | ||
518 | if [[ $kernel_only != yes ]]; then | |
519 | for d in bin etc lib "$libdir" sbin tmp usr var usr/bin usr/sbin; do | |
fd786adc | 520 | [[ -e "${initdir}${prefix}/$d" ]] && continue |
785a6cd2 HH |
521 | if [ -h "/$d" ]; then |
522 | inst "/$d" "${prefix}/$d" | |
523 | else | |
524 | mkdir -m 0755 -p "${initdir}${prefix}/$d" | |
525 | fi | |
3b403b32 | 526 | done |
dbad9f46 | 527 | |
7c14b368 | 528 | for d in dev proc sys sysroot root run run/lock run/initramfs; do |
785a6cd2 HH |
529 | if [ -h "/$d" ]; then |
530 | inst "/$d" | |
531 | else | |
532 | mkdir -m 0755 -p "$initdir/$d" | |
533 | fi | |
33ee031c | 534 | done |
dbad9f46 HH |
535 | |
536 | ln -sfn /run "$initdir/var/run" | |
537 | ln -sfn /run/lock "$initdir/var/lock" | |
6f09acf8 HH |
538 | else |
539 | for d in lib "$libdir"; do | |
540 | [[ -e "${initdir}${prefix}/$d" ]] && continue | |
541 | if [ -h "/$d" ]; then | |
542 | inst "/$d" "${prefix}/$d" | |
543 | else | |
544 | mkdir -m 0755 -p "${initdir}${prefix}/$d" | |
545 | fi | |
546 | done | |
33ee031c | 547 | fi |
0f86847d | 548 | |
66ac3cd1 VL |
549 | # check all our modules to see if they should be sourced. |
550 | # This builds a list of modules that we will install next. | |
95d2dabc | 551 | check_module_dir |
979c4a93 | 552 | modules_loaded=" " |
95bde758 | 553 | # source our modules. |
5d791c0e | 554 | for moddir in "$dracutbasedir/modules.d"/[0-9][0-9]*; do |
979c4a93 HH |
555 | _d_mod=${moddir##*/}; _d_mod=${_d_mod#[0-9][0-9]} |
556 | if strstr "$mods_to_load" " $_d_mod "; then | |
557 | [[ $show_modules = yes ]] && echo "$_d_mod" || \ | |
558 | dinfo "*** Including module: $_d_mod ***" | |
cc02093d | 559 | if [[ $kernel_only = yes ]]; then |
979c4a93 | 560 | module_installkernel $_d_mod |
cc02093d | 561 | else |
979c4a93 | 562 | module_install $_d_mod |
95d2dabc | 563 | if [[ $no_kernel != yes ]]; then |
979c4a93 | 564 | module_installkernel $_d_mod |
cc02093d HH |
565 | fi |
566 | fi | |
979c4a93 HH |
567 | mods_to_load=${mods_to_load// $_d_mod /} |
568 | modules_loaded+="$_d_mod " | |
66ac3cd1 | 569 | fi |
15136762 | 570 | done |
20abd914 | 571 | unset moddir |
ea216a65 | 572 | dinfo "*** Including modules done ***" |
aabc0553 | 573 | |
0f86847d | 574 | ## final stuff that has to happen |
bc6b0dec | 575 | |
0f86847d | 576 | # generate module dependencies for the initrd |
8a474569 VL |
577 | if [[ -d $initdir/lib/modules/$kernel ]] && \ |
578 | ! depmod -a -b "$initdir" $kernel; then | |
432196ae | 579 | dfatal "\"depmod -a $kernel\" failed." |
8a474569 | 580 | exit 1 |
f1336ac7 | 581 | fi |
ec9315e5 | 582 | |
661f9a34 HH |
583 | while pop include_src src && pop include_target tgt; do |
584 | if [[ $src && $tgt ]]; then | |
585 | if [[ -f $src ]]; then | |
586 | inst $src $tgt | |
587 | else | |
3b403b32 | 588 | ddebug "Including directory: $src" |
661f9a34 | 589 | mkdir -p "${initdir}/${tgt}" |
dbad9f46 | 590 | # check for preexisting symlinks, so we can cope with the |
fd786adc | 591 | # symlinks to $prefix |
dbad9f46 HH |
592 | for i in "$src"/*; do |
593 | [[ -e "$i" || -h "$i" ]] || continue | |
594 | s=${initdir}/${tgt}/${i#$src/} | |
595 | if [[ -d "$i" ]]; then | |
596 | if ! [[ -e "$s" ]]; then | |
597 | mkdir -m 0755 -p "$s" | |
598 | chmod --reference="$i" "$s" | |
599 | fi | |
600 | cp -a -t "$s" "$i"/* | |
601 | else | |
602 | cp -a -t "$s" "$i" | |
3b403b32 | 603 | fi |
dbad9f46 | 604 | done |
661f9a34 | 605 | fi |
4fea3ea6 | 606 | fi |
661f9a34 | 607 | done |
88ffd2df | 608 | |
661f9a34 HH |
609 | while pop install_items items; do |
610 | for item in $items; do | |
611 | dracut_install "$item" | |
612 | done | |
39ff0682 AT |
613 | done |
614 | unset item | |
615 | ||
1254925f HH |
616 | |
617 | if [[ $kernel_only != yes ]]; then | |
618 | # make sure that library links are correct and up to date | |
619 | for f in /etc/ld.so.conf /etc/ld.so.conf.d/*; do | |
e59f58f8 | 620 | [[ -e $f ]] && inst_simple "$f" |
1254925f HH |
621 | done |
622 | if ! ldconfig -r "$initdir"; then | |
623 | if [[ $UID = 0 ]]; then | |
624 | derror "ldconfig exited ungracefully" | |
625 | else | |
626 | derror "ldconfig might need uid=0 (root) for chroot()" | |
627 | fi | |
432196ae AŻ |
628 | fi |
629 | fi | |
fdc421db | 630 | |
432196ae AŻ |
631 | if (($maxloglvl >= 5)); then |
632 | ddebug "Listing sizes of included files:" | |
633 | du -c "$initdir" | sort -n | ddebug | |
634 | fi | |
c4ad7fff | 635 | |
3b403b32 | 636 | # strip binaries |
98adb06e | 637 | if [[ $do_strip = yes ]] ; then |
3b403b32 | 638 | for p in strip grep find; do |
cc02093d HH |
639 | if ! type -P $p >/dev/null; then |
640 | derror "Could not find '$p'. You should run $0 with '--nostrip'." | |
641 | do_strip=no | |
642 | fi | |
31f7db66 HH |
643 | done |
644 | fi | |
645 | ||
98adb06e | 646 | if [[ $do_strip = yes ]] ; then |
cc02093d HH |
647 | for f in $(find "$initdir" -type f \ |
648 | \( -perm -0100 -or -perm -0010 -or -perm -0001 \ | |
649 | -or -path '*/lib/modules/*.ko' \) ); do | |
650 | dinfo "Stripping $f" | |
651 | strip -g "$f" 2>/dev/null|| : | |
31f7db66 HH |
652 | done |
653 | fi | |
654 | ||
6292ee9d | 655 | type hardlink &>/dev/null && { |
cc02093d | 656 | hardlink "$initdir" 2>&1 |
6292ee9d HH |
657 | } |
658 | ||
979c4a93 HH |
659 | if strstr "$modules_loaded" " fips " && command -v prelink >/dev/null; then |
660 | for i in $initdir/bin/* \ | |
bc313467 | 661 | $initdir/sbin/* \ |
979c4a93 HH |
662 | $initdir/usr/bin/* \ |
663 | $initdir/usr/sbin/*; do | |
664 | [ -x $i ] && prelink -u $i &>/dev/null | |
665 | done | |
666 | fi | |
667 | ||
59f288ce | 668 | if ! ( cd "$initdir"; find . |cpio -R 0:0 -H newc -o --quiet| \ |
3b403b32 | 669 | $compress > "$outfile"; ); then |
432196ae | 670 | dfatal "dracut: creation of $outfile failed" |
734a0d9e | 671 | exit 1 |
3b403b32 | 672 | fi |
432196ae AŻ |
673 | |
674 | dinfo "Wrote $outfile:" | |
675 | dinfo "$(ls -l "$outfile")" | |
1faecdc1 | 676 | |
3da58569 | 677 | exit 0 |