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04b56f3a | 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 | |
04b56f3a | 4 | # |
33ee031c | 5 | # functions used by dracut and other tools. |
04b56f3a | 6 | # |
33ee031c | 7 | # Copyright 2005-2009 Red Hat, Inc. All rights reserved. |
04b56f3a JK |
8 | # |
9 | # This program is free software; you can redistribute it and/or modify | |
10 | # it under the terms of the GNU General Public License as published by | |
11 | # the Free Software Foundation; either version 2 of the License, or | |
12 | # (at your option) any later version. | |
13 | # | |
14 | # This program is distributed in the hope that it will be useful, | |
15 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
16 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
17 | # GNU General Public License for more details. | |
18 | # | |
19 | # You should have received a copy of the GNU General Public License | |
0f9c78c1 | 20 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
04b56f3a | 21 | # |
258de828 | 22 | export LC_MESSAGES=C |
f4031e8a HH |
23 | |
24 | if [[ $DRACUT_KERNEL_LAZY ]] && ! [[ $DRACUT_KERNEL_LAZY_HASHDIR ]]; then | |
25 | if ! [[ -d "$initdir/.kernelmodseen" ]]; then | |
26 | mkdir -p "$initdir/.kernelmodseen" | |
27 | fi | |
28 | DRACUT_KERNEL_LAZY_HASHDIR="$initdir/.kernelmodseen" | |
29 | fi | |
ec1aa3bc | 30 | |
eaa924b6 HH |
31 | if [[ $initdir ]] && ! [[ -d $initdir ]]; then |
32 | mkdir -p "$initdir" | |
33 | fi | |
34 | ||
8d95b8b3 | 35 | # Generic substring function. If $2 is in $1, return 0. |
520047c3 | 36 | strstr() { [[ $1 = *$2* ]]; } |
8d95b8b3 | 37 | |
f4031e8a HH |
38 | # find a binary. If we were not passed the full path directly, |
39 | # search in the usual places to find the binary. | |
40 | find_binary() { | |
41 | if [[ -z ${1##/*} ]]; then | |
b093aa2d HH |
42 | if [[ -x $1 ]] || { [[ "$1" == *.so* ]] && ldd "$1" &>/dev/null; }; then |
43 | printf "%s\n" "$1" | |
f4031e8a HH |
44 | return 0 |
45 | fi | |
46 | fi | |
47 | ||
b093aa2d | 48 | type -P "${1##*/}" |
f4031e8a HH |
49 | } |
50 | ||
0874654c HH |
51 | if ! [[ $dracutbasedir ]]; then |
52 | dracutbasedir=${BASH_SOURCE[0]%/*} | |
53 | [[ $dracutbasedir = "dracut-functions" ]] && dracutbasedir="." | |
54 | [[ $dracutbasedir ]] || dracutbasedir="." | |
55 | dracutbasedir="$(readlink -f $dracutbasedir)" | |
56 | fi | |
57 | ||
4fe1bdd4 HH |
58 | ldconfig_paths() |
59 | { | |
60 | local a i | |
61 | declare -A a | |
62 | for i in $( | |
63 | ldconfig -pN 2>/dev/null | while read a b c d; do | |
64 | [[ "$c" != "=>" ]] && continue | |
466a5998 | 65 | printf "%s\n" ${d%/*}; |
4fe1bdd4 HH |
66 | done |
67 | ); do | |
68 | a["$i"]=1; | |
69 | done; | |
70 | printf "%s\n" ${!a[@]} | |
71 | } | |
72 | ||
8d95b8b3 HH |
73 | # Detect lib paths |
74 | if ! [[ $libdirs ]] ; then | |
b093aa2d | 75 | if [[ "$(ldd /bin/sh)" == */lib64/* ]] &>/dev/null \ |
8d95b8b3 HH |
76 | && [[ -d /lib64 ]]; then |
77 | libdirs+=" /lib64" | |
78 | [[ -d /usr/lib64 ]] && libdirs+=" /usr/lib64" | |
79 | else | |
80 | libdirs+=" /lib" | |
81 | [[ -d /usr/lib ]] && libdirs+=" /usr/lib" | |
82 | fi | |
4fe1bdd4 HH |
83 | |
84 | libdirs+="$(ldconfig_paths)" | |
85 | ||
8d95b8b3 HH |
86 | export libdirs |
87 | fi | |
88 | ||
89 | if ! [[ $kernel ]]; then | |
90 | kernel=$(uname -r) | |
91 | export kernel | |
92 | fi | |
93 | ||
f06c2b58 HH |
94 | # Version comparision function. Assumes Linux style version scheme. |
95 | # $1 = version a | |
96 | # $2 = comparision op (gt, ge, eq, le, lt, ne) | |
97 | # $3 = version b | |
98 | vercmp() { | |
99 | local _n1=(${1//./ }) _op=$2 _n2=(${3//./ }) _i _res | |
100 | ||
101 | for ((_i=0; ; _i++)) | |
102 | do | |
103 | if [[ ! ${_n1[_i]}${_n2[_i]} ]]; then _res=0 | |
104 | elif ((${_n1[_i]:-0} > ${_n2[_i]:-0})); then _res=1 | |
105 | elif ((${_n1[_i]:-0} < ${_n2[_i]:-0})); then _res=2 | |
106 | else continue | |
107 | fi | |
108 | break | |
109 | done | |
110 | ||
111 | case $_op in | |
112 | gt) ((_res == 1));; | |
113 | ge) ((_res != 2));; | |
114 | eq) ((_res == 0));; | |
115 | le) ((_res != 1));; | |
116 | lt) ((_res == 2));; | |
117 | ne) ((_res != 0));; | |
118 | esac | |
119 | } | |
120 | ||
8d95b8b3 | 121 | srcmods="/lib/modules/$kernel/" |
f06c2b58 | 122 | |
8d95b8b3 | 123 | [[ $drivers_dir ]] && { |
f06c2b58 | 124 | if ! command -v kmod &>/dev/null && vercmp "$(modprobe --version | cut -d' ' -f3)" lt 3.7; then |
8d95b8b3 HH |
125 | dfatal 'To use --kmoddir option module-init-tools >= 3.7 is required.' |
126 | exit 1 | |
127 | fi | |
128 | srcmods="$drivers_dir" | |
129 | } | |
130 | export srcmods | |
131 | ||
d6d53f60 | 132 | if ! type dinfo >/dev/null 2>&1; then |
552ecca6 | 133 | . "$dracutbasedir/dracut-logger.sh" |
e103615b AŻ |
134 | dlog_init |
135 | fi | |
136 | ||
593b315c HH |
137 | if ! [[ $initdir ]]; then |
138 | dfatal "initdir not set" | |
139 | exit 1 | |
140 | fi | |
141 | ||
7e2bca48 HH |
142 | # export standard hookdirs |
143 | [[ $hookdirs ]] || { | |
4fed3ddf | 144 | hookdirs="cmdline pre-udev pre-trigger netroot " |
6e3cc00f | 145 | hookdirs+="initqueue initqueue/settled initqueue/online initqueue/finished initqueue/timeout " |
eef7649e | 146 | hookdirs+="pre-mount pre-pivot cleanup mount " |
2b6dd6a1 | 147 | hookdirs+="emergency shutdown-emergency pre-shutdown shutdown " |
7e2bca48 HH |
148 | export hookdirs |
149 | } | |
150 | ||
8d85429a HH |
151 | dracut_need_initqueue() { |
152 | >"$initdir/lib/dracut/need-initqueue" | |
153 | } | |
154 | ||
155 | dracut_module_included() { | |
50411d30 | 156 | [[ " $mods_to_load $modules_loaded " == *\ $*\ * ]] |
8d85429a HH |
157 | } |
158 | ||
87122afc AŻ |
159 | # Create all subdirectories for given path without creating the last element. |
160 | # $1 = path | |
b093aa2d HH |
161 | mksubdirs() { |
162 | [[ -e ${1%/*} ]] || mkdir -m 0755 -p -- "${1%/*}" | |
163 | } | |
87122afc | 164 | |
7e2bca48 HH |
165 | # is_func <command> |
166 | # Check whether $1 is a function. | |
95d2dabc | 167 | is_func() { |
b093aa2d | 168 | [[ "$(type -t "$1")" = "function" ]] |
95d2dabc HH |
169 | } |
170 | ||
87122afc AŻ |
171 | # Function prints global variables in format name=value line by line. |
172 | # $@ = list of global variables' name | |
173 | print_vars() { | |
29b10e65 | 174 | local _var _value |
87122afc | 175 | |
b093aa2d | 176 | for _var in "$@" |
87122afc | 177 | do |
b093aa2d HH |
178 | eval printf -v _value "%s" "\$$_var" |
179 | [[ ${_value} ]] && printf '%s="%s"\n' "$_var" "$_value" | |
87122afc AŻ |
180 | done |
181 | } | |
182 | ||
7e2bca48 HH |
183 | # normalize_path <path> |
184 | # Prints the normalized path, where it removes any duplicated | |
185 | # and trailing slashes. | |
186 | # Example: | |
187 | # $ normalize_path ///test/test// | |
188 | # /test/test | |
626d9eba | 189 | normalize_path() { |
c44e3cb4 MS |
190 | shopt -q -s extglob |
191 | set -- "${1//+(\/)//}" | |
192 | shopt -q -u extglob | |
466a5998 | 193 | printf "%s\n" "${1%/}" |
626d9eba | 194 | } |
d4bb4316 | 195 | |
7e2bca48 HH |
196 | # convert_abs_rel <from> <to> |
197 | # Prints the relative path, when creating a symlink to <to> from <from>. | |
198 | # Example: | |
199 | # $ convert_abs_rel /usr/bin/test /bin/test-2 | |
200 | # ../../bin/test-2 | |
201 | # $ ln -s $(convert_abs_rel /usr/bin/test /bin/test-2) /usr/bin/test | |
d4bb4316 | 202 | convert_abs_rel() { |
6d2a7942 | 203 | local __current __absolute __abssize __cursize __newpath |
c44e3cb4 | 204 | local -i __i __level |
d4bb4316 | 205 | |
c44e3cb4 MS |
206 | set -- "$(normalize_path "$1")" "$(normalize_path "$2")" |
207 | ||
c1609dd4 | 208 | # corner case #1 - self looping link |
466a5998 | 209 | [[ "$1" == "$2" ]] && { printf "%s\n" "${1##*/}"; return; } |
c1609dd4 MS |
210 | |
211 | # corner case #2 - own dir link | |
466a5998 | 212 | [[ "${1%/*}" == "$2" ]] && { printf ".\n"; return; } |
c1609dd4 | 213 | |
6d2a7942 HH |
214 | IFS="/" __current=($1) |
215 | IFS="/" __absolute=($2) | |
d4bb4316 HH |
216 | |
217 | __abssize=${#__absolute[@]} | |
218 | __cursize=${#__current[@]} | |
219 | ||
b093aa2d | 220 | while [[ "${__absolute[__level]}" == "${__current[__level]}" ]] |
d4bb4316 HH |
221 | do |
222 | (( __level++ )) | |
223 | if (( __level > __abssize || __level > __cursize )) | |
224 | then | |
225 | break | |
226 | fi | |
227 | done | |
228 | ||
229 | for ((__i = __level; __i < __cursize-1; __i++)) | |
230 | do | |
231 | if ((__i > __level)) | |
232 | then | |
233 | __newpath=$__newpath"/" | |
234 | fi | |
235 | __newpath=$__newpath".." | |
236 | done | |
237 | ||
238 | for ((__i = __level; __i < __abssize; __i++)) | |
239 | do | |
240 | if [[ -n $__newpath ]] | |
241 | then | |
242 | __newpath=$__newpath"/" | |
243 | fi | |
244 | __newpath=$__newpath${__absolute[__i]} | |
245 | done | |
246 | ||
466a5998 | 247 | printf "%s\n" "$__newpath" |
d4bb4316 HH |
248 | } |
249 | ||
b093aa2d | 250 | if [[ "$(ln --help)" == *--relative* ]]; then |
a20d24de HH |
251 | ln_r() { |
252 | ln -sfnr "${initdir}/$1" "${initdir}/$2" | |
253 | } | |
254 | else | |
255 | ln_r() { | |
256 | local _source=$1 | |
257 | local _dest=$2 | |
258 | [[ -d "${_dest%/*}" ]] && _dest=$(readlink -f "${_dest%/*}")/${_dest##*/} | |
b093aa2d | 259 | ln -sfn -- "$(convert_abs_rel "${_dest}" "${_source}")" "${initdir}/${_dest}" |
a20d24de HH |
260 | } |
261 | fi | |
262 | ||
7e2bca48 | 263 | # get_fs_env <device> |
97af51db | 264 | # Get and the ID_FS_TYPE variable from udev for a device. |
7e2bca48 | 265 | # Example: |
97af51db | 266 | # $ get_fs_env /dev/sda2 |
7e2bca48 | 267 | # ext4 |
9ede1929 | 268 | get_fs_env() { |
0e979d48 HH |
269 | local evalstr |
270 | local found | |
271 | ||
7c179686 | 272 | [[ $1 ]] || return |
29b10e65 | 273 | unset ID_FS_TYPE |
69f7ed96 HH |
274 | ID_FS_TYPE=$(blkid -u filesystem -o export -- "$1" \ |
275 | | while read line; do | |
276 | if [[ "$line" == TYPE\=* ]]; then | |
277 | printf "%s" "${line#TYPE=}"; | |
278 | exit 0; | |
279 | fi | |
280 | done) | |
281 | if [[ $ID_FS_TYPE ]]; then | |
282 | printf "%s" "$ID_FS_TYPE" | |
283 | return 0 | |
7c179686 | 284 | fi |
a5cde2dd HH |
285 | return 1 |
286 | } | |
9ede1929 | 287 | |
7e2bca48 HH |
288 | # get_maj_min <device> |
289 | # Prints the major and minor of a device node. | |
290 | # Example: | |
291 | # $ get_maj_min /dev/sda2 | |
292 | # 8:2 | |
480d772f | 293 | get_maj_min() { |
dba20559 HH |
294 | local _maj _min _majmin |
295 | _majmin="$(stat -L -c '%t:%T' "$1" 2>/dev/null)" | |
296 | printf "%s" "$((0x${_majmin%:*})):$((0x${_majmin#*:}))" | |
480d772f HH |
297 | } |
298 | ||
69f7ed96 HH |
299 | # get a persistent path from a device |
300 | get_persistent_dev() { | |
301 | local i _tmp _dev | |
302 | ||
303 | _dev=$(get_maj_min "$1") | |
304 | [ -z "$_dev" ] && return | |
305 | ||
324ea606 HH |
306 | for i in \ |
307 | /dev/mapper/* \ | |
3411ad66 | 308 | /dev/disk/${persistent_policy:-by-uuid}/* \ |
324ea606 HH |
309 | /dev/disk/by-uuid/* \ |
310 | /dev/disk/by-label/* \ | |
311 | /dev/disk/by-partuuid/* \ | |
312 | /dev/disk/by-partlabel/* \ | |
313 | /dev/disk/by-id/* \ | |
314 | /dev/disk/by-path/* \ | |
315 | ; do | |
1743473b | 316 | [[ $i == /dev/mapper/control ]] && continue |
69f7ed96 HH |
317 | [[ $i == /dev/mapper/mpath* ]] && continue |
318 | _tmp=$(get_maj_min "$i") | |
319 | if [ "$_tmp" = "$_dev" ]; then | |
320 | printf -- "%s" "$i" | |
321 | return | |
322 | fi | |
323 | done | |
324 | } | |
325 | ||
c82a1133 HH |
326 | expand_persistent_dev() { |
327 | local _dev=$1 | |
328 | ||
329 | case "$_dev" in | |
330 | LABEL=*) | |
331 | _dev="/dev/disk/by-label/${_dev#LABEL=}" | |
332 | ;; | |
333 | UUID=*) | |
334 | _dev="${_dev#UUID=}" | |
335 | _dev="$(tr "[:upper:]" "[:lower:]" <<< "$_dev" )" | |
336 | _dev="/dev/disk/by-uuid/${_dev}" | |
337 | ;; | |
338 | PARTUUID=*) | |
339 | _dev="${_dev#PARTUUID=}" | |
340 | _dev="$(tr "[:upper:]" "[:lower:]" <<< "$_dev" )" | |
341 | _dev="/dev/disk/by-partuuid/${_dev}" | |
342 | ;; | |
343 | PARTLABEL=*) | |
344 | _dev="/dev/disk/by-partlabel/${_dev#PARTLABEL=}" | |
345 | ;; | |
346 | esac | |
347 | printf "%s" "$_dev" | |
348 | } | |
349 | ||
324ea606 | 350 | shorten_persistent_dev() { |
c82a1133 HH |
351 | local _dev="$1" |
352 | case "$_dev" in | |
324ea606 | 353 | /dev/disk/by-uuid/*) |
c82a1133 | 354 | printf "%s" "UUID=${_dev##*/}";; |
324ea606 | 355 | /dev/disk/by-label/*) |
c82a1133 | 356 | printf "%s" "LABEL=${_dev##*/}";; |
324ea606 | 357 | /dev/disk/by-partuuid/*) |
c82a1133 | 358 | printf "%s" "PARTUUID=${_dev##*/}";; |
324ea606 | 359 | /dev/disk/by-partlabel/*) |
c82a1133 | 360 | printf "%s" "PARTLABEL=${_dev##*/}";; |
324ea606 | 361 | *) |
c82a1133 | 362 | printf "%s" "$_dev";; |
324ea606 HH |
363 | esac |
364 | } | |
365 | ||
7e2bca48 HH |
366 | # find_block_device <mountpoint> |
367 | # Prints the major and minor number of the block device | |
368 | # for a given mountpoint. | |
369 | # Unless $use_fstab is set to "yes" the functions | |
370 | # uses /proc/self/mountinfo as the primary source of the | |
371 | # information and only falls back to /etc/fstab, if the mountpoint | |
372 | # is not found there. | |
373 | # Example: | |
374 | # $ find_block_device /usr | |
375 | # 8:4 | |
f76ef3aa | 376 | find_block_device() { |
9d36d4fb | 377 | local _majmin _dev _majmin _find_mpt |
c8d685c9 | 378 | _find_mpt="$1" |
0b706743 | 379 | if [[ $use_fstab != yes ]]; then |
9d36d4fb | 380 | [[ -d $_find_mpt/. ]] |
dba20559 HH |
381 | findmnt -e -v -n -o 'MAJ:MIN,SOURCE' --target "$_find_mpt" | { \ |
382 | while read _majmin _dev; do | |
383 | if [[ -b $_dev ]]; then | |
384 | if ! [[ $_majmin ]] || [[ $_majmin == 0:* ]]; then | |
385 | _majmin=$(get_maj_min $_dev) | |
386 | fi | |
387 | if [[ $_majmin ]]; then | |
466a5998 | 388 | printf "%s\n" "$_majmin" |
dba20559 | 389 | else |
466a5998 | 390 | printf "%s\n" "$_dev" |
dba20559 HH |
391 | fi |
392 | return 0 | |
393 | fi | |
394 | if [[ $_dev = *:* ]]; then | |
466a5998 | 395 | printf "%s\n" "$_dev" |
dba20559 HH |
396 | return 0 |
397 | fi | |
398 | done; return 1; } && return 0 | |
399 | fi | |
400 | # fall back to /etc/fstab | |
401 | ||
402 | findmnt -e --fstab -v -n -o 'MAJ:MIN,SOURCE' --target "$_find_mpt" | { \ | |
9d36d4fb | 403 | while read _majmin _dev; do |
dba20559 HH |
404 | if ! [[ $_dev ]]; then |
405 | _dev="$_majmin" | |
406 | unset _majmin | |
407 | fi | |
9d36d4fb | 408 | if [[ -b $_dev ]]; then |
dba20559 | 409 | [[ $_majmin ]] || _majmin=$(get_maj_min $_dev) |
9d36d4fb | 410 | if [[ $_majmin ]]; then |
466a5998 | 411 | printf "%s\n" "$_majmin" |
9d36d4fb | 412 | else |
466a5998 | 413 | printf "%s\n" "$_dev" |
9d36d4fb HH |
414 | fi |
415 | return 0 | |
416 | fi | |
417 | if [[ $_dev = *:* ]]; then | |
466a5998 | 418 | printf "%s\n" "$_dev" |
9d36d4fb | 419 | return 0 |
cc02093d | 420 | fi |
dba20559 | 421 | done; return 1; } && return 0 |
0b706743 AŻ |
422 | |
423 | return 1 | |
17829e94 VL |
424 | } |
425 | ||
9d36d4fb HH |
426 | # find_mp_fstype <mountpoint> |
427 | # Echo the filesystem type for a given mountpoint. | |
7e2bca48 HH |
428 | # /proc/self/mountinfo is taken as the primary source of information |
429 | # and /etc/fstab is used as a fallback. | |
430 | # No newline is appended! | |
431 | # Example: | |
9d36d4fb | 432 | # $ find_mp_fstype /;echo |
7e2bca48 | 433 | # ext4 |
9d36d4fb HH |
434 | find_mp_fstype() { |
435 | local _fs | |
7ae5d9d1 | 436 | |
9d36d4fb | 437 | if [[ $use_fstab != yes ]]; then |
dba20559 HH |
438 | findmnt -e -v -n -o 'FSTYPE' --target "$1" | { \ |
439 | while read _fs; do | |
440 | [[ $_fs ]] || continue | |
441 | [[ $_fs = "autofs" ]] && continue | |
466a5998 | 442 | printf "%s" "$_fs" |
dba20559 HH |
443 | return 0 |
444 | done; return 1; } && return 0 | |
445 | fi | |
446 | ||
447 | findmnt --fstab -e -v -n -o 'FSTYPE' --target "$1" | { \ | |
9d36d4fb HH |
448 | while read _fs; do |
449 | [[ $_fs ]] || continue | |
450 | [[ $_fs = "autofs" ]] && continue | |
466a5998 | 451 | printf "%s" "$_fs" |
9d36d4fb | 452 | return 0 |
dba20559 | 453 | done; return 1; } && return 0 |
7ae5d9d1 HH |
454 | |
455 | return 1 | |
456 | } | |
457 | ||
9d36d4fb HH |
458 | # find_dev_fstype <device> |
459 | # Echo the filesystem type for a given device. | |
81672479 HH |
460 | # /proc/self/mountinfo is taken as the primary source of information |
461 | # and /etc/fstab is used as a fallback. | |
462 | # No newline is appended! | |
463 | # Example: | |
9d36d4fb | 464 | # $ find_dev_fstype /dev/sda2;echo |
81672479 | 465 | # ext4 |
9d36d4fb | 466 | find_dev_fstype() { |
5e601454 | 467 | local _find_dev _fs |
9d36d4fb | 468 | _find_dev="$1" |
a4f7b504 HH |
469 | if ! [[ "$_find_dev" = /dev* ]]; then |
470 | [[ -b "/dev/block/$_find_dev" ]] && _find_dev="/dev/block/$_find_dev" | |
471 | fi | |
5e601454 HH |
472 | |
473 | if [[ $use_fstab != yes ]]; then | |
dba20559 HH |
474 | findmnt -e -v -n -o 'FSTYPE' --source "$_find_dev" | { \ |
475 | while read _fs; do | |
476 | [[ $_fs ]] || continue | |
477 | [[ $_fs = "autofs" ]] && continue | |
466a5998 | 478 | printf "%s" "$_fs" |
dba20559 HH |
479 | return 0 |
480 | done; return 1; } && return 0 | |
481 | fi | |
482 | ||
483 | findmnt --fstab -e -v -n -o 'FSTYPE' --source "$_find_dev" | { \ | |
5e601454 HH |
484 | while read _fs; do |
485 | [[ $_fs ]] || continue | |
486 | [[ $_fs = "autofs" ]] && continue | |
466a5998 | 487 | printf "%s" "$_fs" |
5e601454 | 488 | return 0 |
dba20559 | 489 | done; return 1; } && return 0 |
5e601454 HH |
490 | |
491 | return 1 | |
97af51db | 492 | } |
5e601454 | 493 | |
bbc9bfe1 HH |
494 | # find_mp_fsopts <mountpoint> |
495 | # Echo the filesystem options for a given mountpoint. | |
496 | # /proc/self/mountinfo is taken as the primary source of information | |
497 | # and /etc/fstab is used as a fallback. | |
498 | # No newline is appended! | |
499 | # Example: | |
500 | # $ find_mp_fsopts /;echo | |
501 | # rw,relatime,discard,data=ordered | |
502 | find_mp_fsopts() { | |
503 | if [[ $use_fstab != yes ]]; then | |
504 | findmnt -e -v -n -o 'OPTIONS' --target "$1" 2>/dev/null && return 0 | |
505 | fi | |
506 | ||
507 | findmnt --fstab -e -v -n -o 'OPTIONS' --target "$1" | |
508 | } | |
509 | ||
97af51db HH |
510 | # find_dev_fsopts <device> |
511 | # Echo the filesystem options for a given device. | |
512 | # /proc/self/mountinfo is taken as the primary source of information | |
513 | # and /etc/fstab is used as a fallback. | |
514 | # Example: | |
515 | # $ find_dev_fsopts /dev/sda2 | |
516 | # rw,relatime,discard,data=ordered | |
517 | find_dev_fsopts() { | |
518 | local _find_dev _opts | |
519 | _find_dev="$1" | |
520 | if ! [[ "$_find_dev" = /dev* ]]; then | |
521 | [[ -b "/dev/block/$_find_dev" ]] && _find_dev="/dev/block/$_find_dev" | |
522 | fi | |
523 | ||
524 | if [[ $use_fstab != yes ]]; then | |
525 | findmnt -e -v -n -o 'OPTIONS' --source "$_find_dev" 2>/dev/null && return 0 | |
526 | fi | |
527 | ||
528 | findmnt --fstab -e -v -n -o 'OPTIONS' --source "$_find_dev" | |
81672479 HH |
529 | } |
530 | ||
97af51db | 531 | |
7ae5d9d1 | 532 | # finds the major:minor of the block device backing the root filesystem. |
f76ef3aa VL |
533 | find_root_block_device() { find_block_device /; } |
534 | ||
7e2bca48 | 535 | # for_each_host_dev_fs <func> |
d351541e | 536 | # Execute "<func> <dev> <filesystem>" for every "<dev> <fs>" pair found |
7e2bca48 | 537 | # in ${host_fs_types[@]} |
480d772f HH |
538 | for_each_host_dev_fs() |
539 | { | |
540 | local _func="$1" | |
d0096de7 | 541 | local _dev |
2efa546f | 542 | local _ret=1 |
fd191a7b HH |
543 | |
544 | [[ "${!host_fs_types[@]}" ]] || return 0 | |
545 | ||
d351541e HH |
546 | for _dev in "${!host_fs_types[@]}"; do |
547 | $_func "$_dev" "${host_fs_types[$_dev]}" && _ret=0 | |
480d772f | 548 | done |
2efa546f | 549 | return $_ret |
480d772f HH |
550 | } |
551 | ||
fd191a7b HH |
552 | host_fs_all() |
553 | { | |
466a5998 | 554 | printf "%s\n" "${host_fs_types[@]}" |
fd191a7b HH |
555 | } |
556 | ||
17829e94 VL |
557 | # Walk all the slave relationships for a given block device. |
558 | # Stop when our helper function returns success | |
559 | # $1 = function to call on every found block device | |
560 | # $2 = block device in major:minor format | |
0b706743 | 561 | check_block_and_slaves() { |
29b10e65 | 562 | local _x |
17829e94 VL |
563 | [[ -b /dev/block/$2 ]] || return 1 # Not a block device? So sorry. |
564 | "$1" $2 && return | |
533d7dc4 | 565 | check_vol_slaves "$@" && return 0 |
3478b314 | 566 | if [[ -f /sys/dev/block/$2/../dev ]]; then |
dba20559 | 567 | check_block_and_slaves $1 $(<"/sys/dev/block/$2/../dev") && return 0 |
a3afcf2a | 568 | fi |
17829e94 | 569 | [[ -d /sys/dev/block/$2/slaves ]] || return 1 |
29b10e65 | 570 | for _x in /sys/dev/block/$2/slaves/*/dev; do |
d82e0d7d | 571 | [[ -f $_x ]] || continue |
dba20559 | 572 | check_block_and_slaves $1 $(<"$_x") && return 0 |
17829e94 VL |
573 | done |
574 | return 1 | |
575 | } | |
576 | ||
83e0dc7a DY |
577 | check_block_and_slaves_all() { |
578 | local _x _ret=1 | |
579 | [[ -b /dev/block/$2 ]] || return 1 # Not a block device? So sorry. | |
580 | if "$1" $2; then | |
dba20559 | 581 | _ret=0 |
83e0dc7a DY |
582 | fi |
583 | check_vol_slaves "$@" && return 0 | |
584 | if [[ -f /sys/dev/block/$2/../dev ]]; then | |
dba20559 | 585 | check_block_and_slaves_all $1 $(<"/sys/dev/block/$2/../dev") && _ret=0 |
83e0dc7a DY |
586 | fi |
587 | [[ -d /sys/dev/block/$2/slaves ]] || return 1 | |
588 | for _x in /sys/dev/block/$2/slaves/*/dev; do | |
589 | [[ -f $_x ]] || continue | |
dba20559 | 590 | check_block_and_slaves_all $1 $(<"$_x") && _ret=0 |
83e0dc7a DY |
591 | done |
592 | return $_ret | |
593 | } | |
594 | # for_each_host_dev_and_slaves <func> | |
595 | # Execute "<func> <dev>" for every "<dev>" found | |
596 | # in ${host_devs[@]} and their slaves | |
597 | for_each_host_dev_and_slaves_all() | |
598 | { | |
599 | local _func="$1" | |
600 | local _dev | |
601 | local _ret=1 | |
fd191a7b HH |
602 | |
603 | [[ "${host_devs[@]}" ]] || return 0 | |
604 | ||
83e0dc7a DY |
605 | for _dev in ${host_devs[@]}; do |
606 | [[ -b "$_dev" ]] || continue | |
83e0dc7a | 607 | if check_block_and_slaves_all $_func $(get_maj_min $_dev); then |
dba20559 | 608 | _ret=0 |
83e0dc7a DY |
609 | fi |
610 | done | |
611 | return $_ret | |
612 | } | |
613 | ||
614 | for_each_host_dev_and_slaves() | |
615 | { | |
616 | local _func="$1" | |
617 | local _dev | |
fd191a7b HH |
618 | |
619 | [[ "${host_devs[@]}" ]] || return 0 | |
620 | ||
83e0dc7a DY |
621 | for _dev in ${host_devs[@]}; do |
622 | [[ -b "$_dev" ]] || continue | |
a999414e | 623 | check_block_and_slaves $_func $(get_maj_min $_dev) && return 0 |
83e0dc7a DY |
624 | done |
625 | return 1 | |
626 | } | |
627 | ||
533d7dc4 HH |
628 | # ugly workaround for the lvm design |
629 | # There is no volume group device, | |
630 | # so, there are no slave devices for volume groups. | |
631 | # Logical volumes only have the slave devices they really live on, | |
632 | # but you cannot create the logical volume without the volume group. | |
95bde758 | 633 | # And the volume group might be bigger than the devices the LV needs. |
533d7dc4 | 634 | check_vol_slaves() { |
29b10e65 | 635 | local _lv _vg _pv |
0b706743 | 636 | for i in /dev/mapper/*; do |
1743473b | 637 | [[ $i == /dev/mapper/control ]] && continue |
c4e48eae | 638 | _lv=$(get_maj_min $i) |
29b10e65 HH |
639 | if [[ $_lv = $2 ]]; then |
640 | _vg=$(lvm lvs --noheadings -o vg_name $i 2>/dev/null) | |
cc02093d | 641 | # strip space |
466a5998 | 642 | _vg=$(printf "%s\n" "$_vg") |
29b10e65 HH |
643 | if [[ $_vg ]]; then |
644 | for _pv in $(lvm vgs --noheadings -o pv_name "$_vg" 2>/dev/null) | |
0b706743 | 645 | do |
c4e48eae | 646 | check_block_and_slaves $1 $(get_maj_min $_pv) && return 0 |
cc02093d HH |
647 | done |
648 | fi | |
649 | fi | |
533d7dc4 HH |
650 | done |
651 | return 1 | |
652 | } | |
653 | ||
8aa99268 HH |
654 | # fs_get_option <filesystem options> <search for option> |
655 | # search for a specific option in a bunch of filesystem options | |
656 | # and return the value | |
657 | fs_get_option() { | |
658 | local _fsopts=$1 | |
659 | local _option=$2 | |
660 | local OLDIFS="$IFS" | |
661 | IFS=, | |
662 | set -- $_fsopts | |
663 | IFS="$OLDIFS" | |
664 | while [ $# -gt 0 ]; do | |
665 | case $1 in | |
666 | $_option=*) | |
667 | echo ${1#${_option}=} | |
668 | break | |
669 | esac | |
670 | shift | |
671 | done | |
672 | } | |
673 | ||
89d44e72 | 674 | |
55a0b3ab HH |
675 | if ! [[ $DRACUT_INSTALL ]]; then |
676 | DRACUT_INSTALL=$(find_binary dracut-install) | |
677 | fi | |
19612483 | 678 | |
55a0b3ab HH |
679 | if ! [[ $DRACUT_INSTALL ]] && [[ -x $dracutbasedir/dracut-install ]]; then |
680 | DRACUT_INSTALL=$dracutbasedir/dracut-install | |
681 | fi | |
3f590c78 | 682 | |
55a0b3ab HH |
683 | if ! [[ -x $DRACUT_INSTALL ]]; then |
684 | dfatal "dracut-install not found!" | |
685 | exit 10 | |
686 | fi | |
22048b44 | 687 | |
55a0b3ab HH |
688 | [[ $DRACUT_RESOLVE_LAZY ]] || export DRACUT_RESOLVE_DEPS=1 |
689 | inst_dir() { | |
690 | [[ -e ${initdir}/"$1" ]] && return 0 # already there | |
691 | $DRACUT_INSTALL ${initdir+-D "$initdir"} -d "$@" | |
692 | (($? != 0)) && derror $DRACUT_INSTALL ${initdir+-D "$initdir"} -d "$@" || : | |
693 | } | |
22048b44 | 694 | |
55a0b3ab HH |
695 | inst() { |
696 | [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there | |
697 | #dinfo "$DRACUT_INSTALL -l $@" | |
698 | $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" | |
699 | (($? != 0)) && derror $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" || : | |
700 | } | |
89d44e72 | 701 | |
55a0b3ab HH |
702 | inst_simple() { |
703 | [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there | |
704 | [[ -e $1 ]] || return 1 # no source | |
705 | $DRACUT_INSTALL ${initdir+-D "$initdir"} "$@" | |
706 | (($? != 0)) && derror $DRACUT_INSTALL ${initdir+-D "$initdir"} "$@" || : | |
707 | } | |
89d44e72 | 708 | |
55a0b3ab HH |
709 | inst_symlink() { |
710 | [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there | |
711 | [[ -L $1 ]] || return 1 | |
712 | $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" | |
713 | (($? != 0)) && derror $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" || : | |
714 | } | |
89d44e72 | 715 | |
af119460 | 716 | inst_multiple() { |
55a0b3ab HH |
717 | local ret |
718 | #dinfo "initdir=$initdir $DRACUT_INSTALL -l $@" | |
719 | $DRACUT_INSTALL ${initdir+-D "$initdir"} -a ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" | |
720 | ret=$? | |
721 | (($ret != 0)) && derror $DRACUT_INSTALL ${initdir+-D "$initdir"} -a ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" || : | |
722 | return $ret | |
723 | } | |
89d44e72 | 724 | |
af119460 HH |
725 | dracut_install() { |
726 | inst_multiple "$@" | |
727 | } | |
728 | ||
55a0b3ab HH |
729 | inst_library() { |
730 | [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there | |
731 | [[ -e $1 ]] || return 1 # no source | |
732 | $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" | |
733 | (($? != 0)) && derror $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" || : | |
734 | } | |
89d44e72 | 735 | |
55a0b3ab HH |
736 | inst_binary() { |
737 | $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" | |
738 | (($? != 0)) && derror $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" || : | |
739 | } | |
89d44e72 | 740 | |
55a0b3ab HH |
741 | inst_script() { |
742 | $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" | |
743 | (($? != 0)) && derror $DRACUT_INSTALL ${initdir+-D "$initdir"} ${DRACUT_RESOLVE_DEPS+-l} ${DRACUT_FIPS_MODE+-H} "$@" || : | |
744 | } | |
36b24d7c | 745 | |
a10a1416 AŻ |
746 | # find symlinks linked to given library file |
747 | # $1 = library file | |
748 | # Function searches for symlinks by stripping version numbers appended to | |
749 | # library filename, checks if it points to the same target and finally | |
750 | # prints the list of symlinks to stdout. | |
751 | # | |
752 | # Example: | |
753 | # rev_lib_symlinks libfoo.so.8.1 | |
754 | # output: libfoo.so.8 libfoo.so | |
755 | # (Only if libfoo.so.8 and libfoo.so exists on host system.) | |
756 | rev_lib_symlinks() { | |
757 | [[ ! $1 ]] && return 0 | |
758 | ||
759 | local fn="$1" orig="$(readlink -f "$1")" links='' | |
760 | ||
b093aa2d | 761 | [[ ${fn} == *.so.* ]] || return 1 |
a10a1416 AŻ |
762 | |
763 | until [[ ${fn##*.} == so ]]; do | |
764 | fn="${fn%.*}" | |
765 | [[ -L ${fn} && $(readlink -f "${fn}") == ${orig} ]] && links+=" ${fn}" | |
766 | done | |
767 | ||
0b706743 | 768 | echo "${links}" |
a10a1416 AŻ |
769 | } |
770 | ||
62073c30 CG |
771 | # attempt to install any programs specified in a udev rule |
772 | inst_rule_programs() { | |
773 | local _prog _bin | |
774 | ||
775 | if grep -qE 'PROGRAM==?"[^ "]+' "$1"; then | |
776 | for _prog in $(grep -E 'PROGRAM==?"[^ "]+' "$1" | sed -r 's/.*PROGRAM==?"([^ "]+).*/\1/'); do | |
76d5c79e | 777 | _bin="" |
604d1eb2 HH |
778 | if [ -x ${udevdir}/$_prog ]; then |
779 | _bin=${udevdir}/$_prog | |
34bd2be2 | 780 | elif [[ "${_prog/\$env\{/}" == "$_prog" ]]; then |
604d1eb2 | 781 | _bin=$(find_binary "$_prog") || { |
cc218087 | 782 | dinfo "Skipping program $_prog using in udev rule ${1##*/} as it cannot be found" |
604d1eb2 HH |
783 | continue; |
784 | } | |
785 | fi | |
786 | ||
af119460 | 787 | [[ $_bin ]] && inst_binary "$_bin" |
604d1eb2 HH |
788 | done |
789 | fi | |
da9c5181 HH |
790 | if grep -qE 'RUN[+=]=?"[^ "]+' "$1"; then |
791 | for _prog in $(grep -E 'RUN[+=]=?"[^ "]+' "$1" | sed -r 's/.*RUN[+=]=?"([^ "]+).*/\1/'); do | |
76d5c79e | 792 | _bin="" |
604d1eb2 HH |
793 | if [ -x ${udevdir}/$_prog ]; then |
794 | _bin=${udevdir}/$_prog | |
34bd2be2 | 795 | elif [[ "${_prog/\$env\{/}" == "$_prog" ]] && [[ "${_prog}" != "/sbin/initqueue" ]]; then |
604d1eb2 | 796 | _bin=$(find_binary "$_prog") || { |
cc218087 | 797 | dinfo "Skipping program $_prog using in udev rule ${1##*/} as it cannot be found" |
604d1eb2 HH |
798 | continue; |
799 | } | |
800 | fi | |
801 | ||
af119460 | 802 | [[ $_bin ]] && inst_binary "$_bin" |
604d1eb2 HH |
803 | done |
804 | fi | |
65d1a8a4 HH |
805 | if grep -qE 'IMPORT\{program\}==?"[^ "]+' "$1"; then |
806 | for _prog in $(grep -E 'IMPORT\{program\}==?"[^ "]+' "$1" | sed -r 's/.*IMPORT\{program\}==?"([^ "]+).*/\1/'); do | |
76d5c79e | 807 | _bin="" |
604d1eb2 HH |
808 | if [ -x ${udevdir}/$_prog ]; then |
809 | _bin=${udevdir}/$_prog | |
34bd2be2 | 810 | elif [[ "${_prog/\$env\{/}" == "$_prog" ]]; then |
62073c30 | 811 | _bin=$(find_binary "$_prog") || { |
cc218087 | 812 | dinfo "Skipping program $_prog using in udev rule ${1##*/} as it cannot be found" |
62073c30 CG |
813 | continue; |
814 | } | |
815 | fi | |
816 | ||
76d5c79e | 817 | [[ $_bin ]] && dracut_install "$_bin" |
62073c30 CG |
818 | done |
819 | fi | |
820 | } | |
821 | ||
e0a39336 HH |
822 | # attempt to install any programs specified in a udev rule |
823 | inst_rule_group_owner() { | |
824 | local i | |
825 | ||
826 | if grep -qE 'OWNER=?"[^ "]+' "$1"; then | |
827 | for i in $(grep -E 'OWNER=?"[^ "]+' "$1" | sed -r 's/.*OWNER=?"([^ "]+).*/\1/'); do | |
828 | if ! egrep -q "^$i:" "$initdir/etc/passwd" 2>/dev/null; then | |
829 | egrep "^$i:" /etc/passwd 2>/dev/null >> "$initdir/etc/passwd" | |
830 | fi | |
831 | done | |
832 | fi | |
833 | if grep -qE 'GROUP=?"[^ "]+' "$1"; then | |
834 | for i in $(grep -E 'GROUP=?"[^ "]+' "$1" | sed -r 's/.*GROUP=?"([^ "]+).*/\1/'); do | |
835 | if ! egrep -q "^$i:" "$initdir/etc/group" 2>/dev/null; then | |
836 | egrep "^$i:" /etc/group 2>/dev/null >> "$initdir/etc/group" | |
837 | fi | |
838 | done | |
839 | fi | |
840 | } | |
841 | ||
8d85429a HH |
842 | inst_rule_initqueue() { |
843 | if grep -q -F initqueue "$1"; then | |
844 | dracut_need_initqueue | |
845 | fi | |
846 | } | |
847 | ||
f04dc5f3 VL |
848 | # udev rules always get installed in the same place, so |
849 | # create a function to install them to make life simpler. | |
0b706743 | 850 | inst_rules() { |
29b10e65 | 851 | local _target=/etc/udev/rules.d _rule _found |
fd2312e0 | 852 | |
604d1eb2 | 853 | inst_dir "${udevdir}/rules.d" |
29b10e65 HH |
854 | inst_dir "$_target" |
855 | for _rule in "$@"; do | |
256cba18 | 856 | if [ "${_rule#/}" = "$_rule" ]; then |
604d1eb2 | 857 | for r in ${udevdir}/rules.d /etc/udev/rules.d; do |
76f5fa54 HH |
858 | if [[ -f $r/$_rule ]]; then |
859 | _found="$r/$_rule" | |
62073c30 | 860 | inst_rule_programs "$_found" |
e0a39336 | 861 | inst_rule_group_owner "$_found" |
8d85429a | 862 | inst_rule_initqueue "$_found" |
604d1eb2 | 863 | inst_simple "$_found" |
76f5fa54 HH |
864 | fi |
865 | done | |
866 | fi | |
c97e1a76 | 867 | for r in '' ./ $dracutbasedir/rules.d/; do |
29b10e65 HH |
868 | if [[ -f ${r}$_rule ]]; then |
869 | _found="${r}$_rule" | |
62073c30 | 870 | inst_rule_programs "$_found" |
e0a39336 | 871 | inst_rule_group_owner "$_found" |
8d85429a | 872 | inst_rule_initqueue "$_found" |
604d1eb2 | 873 | inst_simple "$_found" "$_target/${_found##*/}" |
c97e1a76 HH |
874 | fi |
875 | done | |
29b10e65 | 876 | [[ $_found ]] || dinfo "Skipping udev rule: $_rule" |
f04dc5f3 VL |
877 | done |
878 | } | |
879 | ||
c46cda82 HH |
880 | prepare_udev_rules() { |
881 | [ -z "$UDEVVERSION" ] && export UDEVVERSION=$(udevadm --version) | |
882 | ||
883 | for f in "$@"; do | |
884 | f="${initdir}/etc/udev/rules.d/$f" | |
885 | [ -e "$f" ] || continue | |
886 | while read line; do | |
887 | if [ "${line%%IMPORT PATH_ID}" != "$line" ]; then | |
888 | if [ $UDEVVERSION -ge 174 ]; then | |
889 | printf '%sIMPORT{builtin}="path_id"\n' "${line%%IMPORT PATH_ID}" | |
890 | else | |
891 | printf '%sIMPORT{program}="path_id %%p"\n' "${line%%IMPORT PATH_ID}" | |
892 | fi | |
893 | elif [ "${line%%IMPORT BLKID}" != "$line" ]; then | |
894 | if [ $UDEVVERSION -ge 176 ]; then | |
895 | printf '%sIMPORT{builtin}="blkid"\n' "${line%%IMPORT BLKID}" | |
896 | else | |
897 | printf '%sIMPORT{program}="/sbin/blkid -o udev -p $tempnode"\n' "${line%%IMPORT BLKID}" | |
898 | fi | |
899 | else | |
900 | echo "$line" | |
901 | fi | |
902 | done < "${f}" > "${f}.new" | |
903 | mv "${f}.new" "$f" | |
904 | done | |
905 | } | |
906 | ||
53f95456 VL |
907 | # install function specialized for hooks |
908 | # $1 = type of hook, $2 = hook priority (lower runs first), $3 = hook | |
909 | # All hooks should be POSIX/SuS compliant, they will be sourced by init. | |
910 | inst_hook() { | |
cdad82fd | 911 | if ! [[ -f $3 ]]; then |
e27770e1 AŻ |
912 | dfatal "Cannot install a hook ($3) that does not exist." |
913 | dfatal "Aborting initrd creation." | |
cc02093d | 914 | exit 1 |
b093aa2d | 915 | elif ! [[ "$hookdirs" == *$1* ]]; then |
3b403b32 | 916 | dfatal "No such hook type $1. Aborting initrd creation." |
cc02093d | 917 | exit 1 |
cdad82fd | 918 | fi |
5a84ac3f | 919 | inst_simple "$3" "/lib/dracut/hooks/${1}/${2}-${3##*/}" |
53f95456 VL |
920 | } |
921 | ||
3378a54f AŻ |
922 | # install any of listed files |
923 | # | |
924 | # If first argument is '-d' and second some destination path, first accessible | |
925 | # source is installed into this path, otherwise it will installed in the same | |
926 | # path as source. If none of listed files was installed, function return 1. | |
927 | # On first successful installation it returns with 0 status. | |
928 | # | |
929 | # Example: | |
930 | # | |
931 | # inst_any -d /bin/foo /bin/bar /bin/baz | |
932 | # | |
933 | # Lets assume that /bin/baz exists, so it will be installed as /bin/foo in | |
934 | # initramfs. | |
935 | inst_any() { | |
936 | local to f | |
937 | ||
938 | [[ $1 = '-d' ]] && to="$2" && shift 2 | |
939 | ||
940 | for f in "$@"; do | |
941 | if [[ -e $f ]]; then | |
942 | [[ $to ]] && inst "$f" "$to" && return 0 | |
943 | inst "$f" && return 0 | |
944 | fi | |
945 | done | |
946 | ||
947 | return 1 | |
948 | } | |
949 | ||
c9143a63 JAH |
950 | |
951 | # inst_libdir_file [-n <pattern>] <file> [<file>...] | |
952 | # Install a <file> located on a lib directory to the initramfs image | |
cacaa90c | 953 | # -n <pattern> install matching files |
c9143a63 | 954 | inst_libdir_file() { |
0c6565c8 | 955 | local _files |
c9143a63 | 956 | if [[ "$1" == "-n" ]]; then |
cacaa90c | 957 | local _pattern=$2 |
c9143a63 JAH |
958 | shift 2 |
959 | for _dir in $libdirs; do | |
7828692f | 960 | for _i in "$@"; do |
c9143a63 | 961 | for _f in "$_dir"/$_i; do |
7828692f | 962 | [[ "$_f" =~ $_pattern ]] || continue |
0c6565c8 | 963 | [[ -e "$_f" ]] && _files+="$_f " |
c9143a63 JAH |
964 | done |
965 | done | |
966 | done | |
967 | else | |
968 | for _dir in $libdirs; do | |
7828692f | 969 | for _i in "$@"; do |
c9143a63 | 970 | for _f in "$_dir"/$_i; do |
0c6565c8 | 971 | [[ -e "$_f" ]] && _files+="$_f " |
c9143a63 JAH |
972 | done |
973 | done | |
974 | done | |
975 | fi | |
af119460 | 976 | [[ $_files ]] && inst_multiple $_files |
c9143a63 JAH |
977 | } |
978 | ||
979 | ||
87122afc AŻ |
980 | # install function decompressing the target and handling symlinks |
981 | # $@ = list of compressed (gz or bz2) files or symlinks pointing to such files | |
982 | # | |
983 | # Function install targets in the same paths inside overlay but decompressed | |
984 | # and without extensions (.gz, .bz2). | |
985 | inst_decompress() { | |
b19c5d51 | 986 | local _src _cmd |
87122afc | 987 | |
29b10e65 | 988 | for _src in $@ |
87122afc | 989 | do |
29b10e65 | 990 | case ${_src} in |
c62b9461 | 991 | *.gz) _cmd='gzip -f -d' ;; |
29b10e65 | 992 | *.bz2) _cmd='bzip2 -d' ;; |
87122afc AŻ |
993 | *) return 1 ;; |
994 | esac | |
b19c5d51 | 995 | inst_simple ${_src} |
87122afc AŻ |
996 | # Decompress with chosen tool. We assume that tool changes name e.g. |
997 | # from 'name.gz' to 'name'. | |
29b10e65 | 998 | ${_cmd} "${initdir}${_src}" |
87122afc AŻ |
999 | done |
1000 | } | |
1001 | ||
1002 | # It's similar to above, but if file is not compressed, performs standard | |
1003 | # install. | |
1004 | # $@ = list of files | |
1005 | inst_opt_decompress() { | |
29b10e65 | 1006 | local _src |
87122afc | 1007 | |
29b10e65 | 1008 | for _src in $@ |
87122afc | 1009 | do |
29b10e65 | 1010 | inst_decompress "${_src}" || inst "${_src}" |
87122afc AŻ |
1011 | done |
1012 | } | |
1013 | ||
7e2bca48 HH |
1014 | # module_check <dracut module> |
1015 | # execute the check() function of module-setup.sh of <dracut module> | |
1016 | # or the "check" script, if module-setup.sh is not found | |
1017 | # "check $hostonly" is called | |
95d2dabc | 1018 | module_check() { |
29b10e65 HH |
1019 | local _moddir=$(echo ${dracutbasedir}/modules.d/??${1}) |
1020 | local _ret | |
31f1c02d AW |
1021 | local _forced=0 |
1022 | local _hostonly=$hostonly | |
1023 | [ $# -eq 2 ] && _forced=$2 | |
29b10e65 HH |
1024 | [[ -d $_moddir ]] || return 1 |
1025 | if [[ ! -f $_moddir/module-setup.sh ]]; then | |
95d2dabc | 1026 | # if we do not have a check script, we are unconditionally included |
29b10e65 | 1027 | [[ -x $_moddir/check ]] || return 0 |
31f1c02d | 1028 | [ $_forced -ne 0 ] && unset hostonly |
29b10e65 | 1029 | $_moddir/check $hostonly |
31f1c02d | 1030 | _ret=$? |
95d2dabc | 1031 | else |
1743473b | 1032 | unset check depends cmdline install installkernel |
b093aa2d | 1033 | check() { true; } |
29b10e65 | 1034 | . $_moddir/module-setup.sh |
95d2dabc | 1035 | is_func check || return 0 |
31f1c02d AW |
1036 | [ $_forced -ne 0 ] && unset hostonly |
1037 | check $hostonly | |
29b10e65 | 1038 | _ret=$? |
1743473b | 1039 | unset check depends cmdline install installkernel |
0c2e3d12 | 1040 | fi |
31f1c02d AW |
1041 | hostonly=$_hostonly |
1042 | return $_ret | |
0c2e3d12 VL |
1043 | } |
1044 | ||
7e2bca48 HH |
1045 | # module_check_mount <dracut module> |
1046 | # execute the check() function of module-setup.sh of <dracut module> | |
1047 | # or the "check" script, if module-setup.sh is not found | |
1048 | # "mount_needs=1 check 0" is called | |
1049 | module_check_mount() { | |
1050 | local _moddir=$(echo ${dracutbasedir}/modules.d/??${1}) | |
1051 | local _ret | |
1052 | mount_needs=1 | |
1053 | [[ -d $_moddir ]] || return 1 | |
1054 | if [[ ! -f $_moddir/module-setup.sh ]]; then | |
1055 | # if we do not have a check script, we are unconditionally included | |
1056 | [[ -x $_moddir/check ]] || return 0 | |
1057 | mount_needs=1 $_moddir/check 0 | |
1058 | _ret=$? | |
1059 | else | |
1743473b | 1060 | unset check depends cmdline install installkernel |
b093aa2d | 1061 | check() { false; } |
7e2bca48 | 1062 | . $_moddir/module-setup.sh |
7e2bca48 HH |
1063 | check 0 |
1064 | _ret=$? | |
1743473b | 1065 | unset check depends cmdline install installkernel |
7e2bca48 HH |
1066 | fi |
1067 | unset mount_needs | |
1068 | return $_ret | |
1069 | } | |
1070 | ||
1071 | # module_depends <dracut module> | |
1072 | # execute the depends() function of module-setup.sh of <dracut module> | |
1073 | # or the "depends" script, if module-setup.sh is not found | |
95d2dabc | 1074 | module_depends() { |
29b10e65 HH |
1075 | local _moddir=$(echo ${dracutbasedir}/modules.d/??${1}) |
1076 | local _ret | |
1077 | [[ -d $_moddir ]] || return 1 | |
1078 | if [[ ! -f $_moddir/module-setup.sh ]]; then | |
95d2dabc | 1079 | # if we do not have a check script, we have no deps |
29b10e65 HH |
1080 | [[ -x $_moddir/check ]] || return 0 |
1081 | $_moddir/check -d | |
95d2dabc HH |
1082 | return $? |
1083 | else | |
1743473b | 1084 | unset check depends cmdline install installkernel |
b093aa2d | 1085 | depends() { true; } |
29b10e65 | 1086 | . $_moddir/module-setup.sh |
95d2dabc | 1087 | depends |
29b10e65 | 1088 | _ret=$? |
1743473b HH |
1089 | unset check depends cmdline install installkernel |
1090 | return $_ret | |
1091 | fi | |
1092 | } | |
1093 | ||
1094 | # module_cmdline <dracut module> | |
1095 | # execute the cmdline() function of module-setup.sh of <dracut module> | |
1096 | # or the "cmdline" script, if module-setup.sh is not found | |
1097 | module_cmdline() { | |
1098 | local _moddir=$(echo ${dracutbasedir}/modules.d/??${1}) | |
1099 | local _ret | |
1100 | [[ -d $_moddir ]] || return 1 | |
1101 | if [[ ! -f $_moddir/module-setup.sh ]]; then | |
1102 | [[ -x $_moddir/cmdline ]] && . "$_moddir/cmdline" | |
1103 | return $? | |
1104 | else | |
1105 | unset check depends cmdline install installkernel | |
1106 | cmdline() { true; } | |
1107 | . $_moddir/module-setup.sh | |
1108 | cmdline | |
1109 | _ret=$? | |
1110 | unset check depends cmdline install installkernel | |
29b10e65 | 1111 | return $_ret |
33ee031c | 1112 | fi |
0c2e3d12 VL |
1113 | } |
1114 | ||
7e2bca48 HH |
1115 | # module_install <dracut module> |
1116 | # execute the install() function of module-setup.sh of <dracut module> | |
1117 | # or the "install" script, if module-setup.sh is not found | |
95d2dabc | 1118 | module_install() { |
29b10e65 HH |
1119 | local _moddir=$(echo ${dracutbasedir}/modules.d/??${1}) |
1120 | local _ret | |
1121 | [[ -d $_moddir ]] || return 1 | |
1122 | if [[ ! -f $_moddir/module-setup.sh ]]; then | |
1123 | [[ -x $_moddir/install ]] && . "$_moddir/install" | |
95d2dabc HH |
1124 | return $? |
1125 | else | |
1743473b | 1126 | unset check depends cmdline install installkernel |
b093aa2d | 1127 | install() { true; } |
29b10e65 | 1128 | . $_moddir/module-setup.sh |
95d2dabc | 1129 | install |
29b10e65 | 1130 | _ret=$? |
1743473b | 1131 | unset check depends cmdline install installkernel |
29b10e65 | 1132 | return $_ret |
95d2dabc HH |
1133 | fi |
1134 | } | |
1135 | ||
7e2bca48 HH |
1136 | # module_installkernel <dracut module> |
1137 | # execute the installkernel() function of module-setup.sh of <dracut module> | |
1138 | # or the "installkernel" script, if module-setup.sh is not found | |
95d2dabc | 1139 | module_installkernel() { |
29b10e65 HH |
1140 | local _moddir=$(echo ${dracutbasedir}/modules.d/??${1}) |
1141 | local _ret | |
1142 | [[ -d $_moddir ]] || return 1 | |
1143 | if [[ ! -f $_moddir/module-setup.sh ]]; then | |
1144 | [[ -x $_moddir/installkernel ]] && . "$_moddir/installkernel" | |
95d2dabc HH |
1145 | return $? |
1146 | else | |
1743473b | 1147 | unset check depends cmdline install installkernel |
b093aa2d | 1148 | installkernel() { true; } |
dba20559 | 1149 | . $_moddir/module-setup.sh |
95d2dabc | 1150 | installkernel |
29b10e65 | 1151 | _ret=$? |
1743473b | 1152 | unset check depends cmdline install installkernel |
29b10e65 | 1153 | return $_ret |
95d2dabc HH |
1154 | fi |
1155 | } | |
1156 | ||
7e2bca48 HH |
1157 | # check_mount <dracut module> |
1158 | # check_mount checks, if a dracut module is needed for the given | |
1159 | # device and filesystem types in "${host_fs_types[@]}" | |
1b7fd0fa AW |
1160 | check_mount() { |
1161 | local _mod=$1 | |
1162 | local _moddir=$(echo ${dracutbasedir}/modules.d/??${1}) | |
1163 | local _ret | |
1164 | local _moddep | |
ecfa02bd HH |
1165 | |
1166 | [ "${#host_fs_types[*]}" -le 0 ] && return 1 | |
1167 | ||
1b7fd0fa | 1168 | # If we are already scheduled to be loaded, no need to check again. |
b093aa2d HH |
1169 | [[ " $mods_to_load " == *\ $_mod\ * ]] && return 0 |
1170 | [[ " $mods_checked_as_dep " == *\ $_mod\ * ]] && return 1 | |
1b7fd0fa AW |
1171 | |
1172 | # This should never happen, but... | |
1173 | [[ -d $_moddir ]] || return 1 | |
1174 | ||
1175 | [[ $2 ]] || mods_checked_as_dep+=" $_mod " | |
1176 | ||
b093aa2d | 1177 | if [[ " $omit_dracutmodules " == *\ $_mod\ * ]]; then |
0f283709 HH |
1178 | return 1 |
1179 | fi | |
1b7fd0fa | 1180 | |
b093aa2d | 1181 | if [[ " $dracutmodules $add_dracutmodules $force_add_dracutmodules" == *\ $_mod\ * ]]; then |
ecfa02bd HH |
1182 | module_check_mount $_mod; ret=$? |
1183 | ||
1184 | # explicit module, so also accept ret=255 | |
1185 | [[ $ret = 0 || $ret = 255 ]] || return 1 | |
1b7fd0fa | 1186 | else |
ecfa02bd HH |
1187 | # module not in our list |
1188 | if [[ $dracutmodules = all ]]; then | |
1189 | # check, if we can and should install this module | |
1190 | module_check_mount $_mod || return 1 | |
1191 | else | |
1192 | # skip this module | |
1193 | return 1 | |
1194 | fi | |
1b7fd0fa AW |
1195 | fi |
1196 | ||
ecfa02bd | 1197 | |
1b7fd0fa AW |
1198 | for _moddep in $(module_depends $_mod); do |
1199 | # handle deps as if they were manually added | |
b093aa2d | 1200 | [[ " $add_dracutmodules " == *\ $_moddep\ * ]] || \ |
1b7fd0fa | 1201 | add_dracutmodules+=" $_moddep " |
b093aa2d | 1202 | [[ " $force_add_dracutmodules " == *\ $_moddep\ * ]] || \ |
1b7fd0fa AW |
1203 | force_add_dracutmodules+=" $_moddep " |
1204 | # if a module we depend on fail, fail also | |
0f283709 | 1205 | if ! check_module $_moddep; then |
600c8769 | 1206 | derror "dracut module '$_mod' depends on '$_moddep', which can't be installed" |
0f283709 HH |
1207 | return 1 |
1208 | fi | |
1b7fd0fa AW |
1209 | done |
1210 | ||
b093aa2d | 1211 | [[ " $mods_to_load " == *\ $_mod\ * ]] || \ |
1b7fd0fa AW |
1212 | mods_to_load+=" $_mod " |
1213 | ||
1214 | return 0 | |
1215 | } | |
1216 | ||
7e2bca48 HH |
1217 | # check_module <dracut module> [<use_as_dep>] |
1218 | # check if a dracut module is to be used in the initramfs process | |
1219 | # if <use_as_dep> is set, then the process also keeps track | |
1220 | # that the modules were checked for the dependency tracking process | |
95d2dabc | 1221 | check_module() { |
29b10e65 HH |
1222 | local _mod=$1 |
1223 | local _moddir=$(echo ${dracutbasedir}/modules.d/??${1}) | |
1224 | local _ret | |
1225 | local _moddep | |
95d2dabc | 1226 | # If we are already scheduled to be loaded, no need to check again. |
b093aa2d HH |
1227 | [[ " $mods_to_load " == *\ $_mod\ * ]] && return 0 |
1228 | [[ " $mods_checked_as_dep " == *\ $_mod\ * ]] && return 1 | |
95d2dabc HH |
1229 | |
1230 | # This should never happen, but... | |
29b10e65 | 1231 | [[ -d $_moddir ]] || return 1 |
95d2dabc | 1232 | |
29b10e65 | 1233 | [[ $2 ]] || mods_checked_as_dep+=" $_mod " |
95d2dabc | 1234 | |
b093aa2d | 1235 | if [[ " $omit_dracutmodules " == *\ $_mod\ * ]]; then |
600c8769 | 1236 | dinfo "dracut module '$_mod' will not be installed, because it's in the list to be omitted!" |
0f283709 HH |
1237 | return 1 |
1238 | fi | |
95d2dabc | 1239 | |
b093aa2d HH |
1240 | if [[ " $dracutmodules $add_dracutmodules $force_add_dracutmodules" == *\ $_mod\ * ]]; then |
1241 | if [[ " $force_add_dracutmodules " == *\ $_mod\ * ]]; then | |
31f1c02d AW |
1242 | module_check $_mod 1; ret=$? |
1243 | else | |
1244 | module_check $_mod 0; ret=$? | |
1245 | fi | |
95d2dabc HH |
1246 | # explicit module, so also accept ret=255 |
1247 | [[ $ret = 0 || $ret = 255 ]] || return 1 | |
1248 | else | |
1249 | # module not in our list | |
1250 | if [[ $dracutmodules = all ]]; then | |
1251 | # check, if we can and should install this module | |
29b10e65 | 1252 | module_check $_mod || return 1 |
cc02093d | 1253 | else |
95d2dabc HH |
1254 | # skip this module |
1255 | return 1 | |
970e646b | 1256 | fi |
95d2dabc | 1257 | fi |
bb764545 | 1258 | |
29b10e65 | 1259 | for _moddep in $(module_depends $_mod); do |
95d2dabc | 1260 | # handle deps as if they were manually added |
b093aa2d | 1261 | [[ " $add_dracutmodules " == *\ $_moddep\ * ]] || \ |
29b10e65 | 1262 | add_dracutmodules+=" $_moddep " |
b093aa2d | 1263 | [[ " $force_add_dracutmodules " == *\ $_moddep\ * ]] || \ |
31f1c02d | 1264 | force_add_dracutmodules+=" $_moddep " |
95d2dabc | 1265 | # if a module we depend on fail, fail also |
0f283709 | 1266 | if ! check_module $_moddep; then |
600c8769 | 1267 | derror "dracut module '$_mod' depends on '$_moddep', which can't be installed" |
0f283709 HH |
1268 | return 1 |
1269 | fi | |
0c2e3d12 | 1270 | done |
70503db4 | 1271 | |
b093aa2d | 1272 | [[ " $mods_to_load " == *\ $_mod\ * ]] || \ |
29b10e65 | 1273 | mods_to_load+=" $_mod " |
95d2dabc HH |
1274 | |
1275 | return 0 | |
1276 | } | |
1277 | ||
7e2bca48 HH |
1278 | # for_each_module_dir <func> |
1279 | # execute "<func> <dracut module> 1" | |
1b7fd0fa | 1280 | for_each_module_dir() { |
29b10e65 HH |
1281 | local _modcheck |
1282 | local _mod | |
1283 | local _moddir | |
1b7fd0fa AW |
1284 | local _func |
1285 | _func=$1 | |
29b10e65 HH |
1286 | for _moddir in "$dracutbasedir/modules.d"/[0-9][0-9]*; do |
1287 | _mod=${_moddir##*/}; _mod=${_mod#[0-9][0-9]} | |
1b7fd0fa | 1288 | $_func $_mod 1 |
70503db4 | 1289 | done |
724b87a6 HH |
1290 | |
1291 | # Report any missing dracut modules, the user has specified | |
31f1c02d | 1292 | _modcheck="$add_dracutmodules $force_add_dracutmodules" |
29b10e65 HH |
1293 | [[ $dracutmodules != all ]] && _modcheck="$m $dracutmodules" |
1294 | for _mod in $_modcheck; do | |
b093aa2d HH |
1295 | [[ " $mods_to_load " == *\ $_mod\ * ]] && continue |
1296 | [[ " $omit_dracutmodules " == *\ $_mod\ * ]] && continue | |
600c8769 | 1297 | derror "dracut module '$_mod' cannot be found or installed." |
724b87a6 | 1298 | done |
0c2e3d12 VL |
1299 | } |
1300 | ||
ddfd1d10 VL |
1301 | # Install a single kernel module along with any firmware it may require. |
1302 | # $1 = full path to kernel module to install | |
1303 | install_kmod_with_fw() { | |
0b440844 | 1304 | # no need to go further if the module is already installed |
379c34d2 | 1305 | |
0b706743 AŻ |
1306 | [[ -e "${initdir}/lib/modules/$kernel/${1##*/lib/modules/$kernel/}" ]] \ |
1307 | && return 0 | |
fcbcb252 | 1308 | |
f4031e8a HH |
1309 | if [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && [[ -e "$DRACUT_KERNEL_LAZY_HASHDIR/${1##*/}" ]]; then |
1310 | read ret < "$DRACUT_KERNEL_LAZY_HASHDIR/${1##*/}" | |
d8aeb3a7 HH |
1311 | return $ret |
1312 | fi | |
379c34d2 | 1313 | |
fcbcb252 HH |
1314 | if [[ $omit_drivers ]]; then |
1315 | local _kmod=${1##*/} | |
1316 | _kmod=${_kmod%.ko} | |
1317 | _kmod=${_kmod/-/_} | |
34248c92 HH |
1318 | if [[ "$_kmod" =~ $omit_drivers ]]; then |
1319 | dinfo "Omitting driver $_kmod" | |
7abd4264 | 1320 | return 0 |
34248c92 HH |
1321 | fi |
1322 | if [[ "${1##*/lib/modules/$kernel/}" =~ $omit_drivers ]]; then | |
fcbcb252 | 1323 | dinfo "Omitting driver $_kmod" |
7abd4264 | 1324 | return 0 |
fcbcb252 HH |
1325 | fi |
1326 | fi | |
1327 | ||
868f935e HH |
1328 | if [[ $silent_omit_drivers ]]; then |
1329 | local _kmod=${1##*/} | |
1330 | _kmod=${_kmod%.ko} | |
1331 | _kmod=${_kmod/-/_} | |
1332 | [[ "$_kmod" =~ $silent_omit_drivers ]] && return 0 | |
1333 | [[ "${1##*/lib/modules/$kernel/}" =~ $silent_omit_drivers ]] && return 0 | |
1334 | fi | |
1335 | ||
d8aeb3a7 HH |
1336 | inst_simple "$1" "/lib/modules/$kernel/${1##*/lib/modules/$kernel/}" |
1337 | ret=$? | |
f4031e8a HH |
1338 | [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && \ |
1339 | [[ -d "$DRACUT_KERNEL_LAZY_HASHDIR" ]] && \ | |
1340 | echo $ret > "$DRACUT_KERNEL_LAZY_HASHDIR/${1##*/}" | |
d8aeb3a7 | 1341 | (($ret != 0)) && return $ret |
e6024e00 JR |
1342 | |
1343 | local _modname=${1##*/} _fwdir _found _fw | |
1344 | _modname=${_modname%.ko*} | |
29b10e65 HH |
1345 | for _fw in $(modinfo -k $kernel -F firmware $1 2>/dev/null); do |
1346 | _found='' | |
1347 | for _fwdir in $fw_dir; do | |
1348 | if [[ -d $_fwdir && -f $_fwdir/$_fw ]]; then | |
1349 | inst_simple "$_fwdir/$_fw" "/lib/firmware/$_fw" | |
1350 | _found=yes | |
cc02093d HH |
1351 | fi |
1352 | done | |
29b10e65 | 1353 | if [[ $_found != yes ]]; then |
fe1484f3 | 1354 | if ! [[ -d $(echo /sys/module/${_modname//-/_}|{ read a b; echo $a; }) ]]; then |
29b10e65 HH |
1355 | dinfo "Possible missing firmware \"${_fw}\" for kernel module" \ |
1356 | "\"${_modname}.ko\"" | |
e2cdb570 | 1357 | else |
29b10e65 HH |
1358 | dwarn "Possible missing firmware \"${_fw}\" for kernel module" \ |
1359 | "\"${_modname}.ko\"" | |
e2cdb570 | 1360 | fi |
cc02093d | 1361 | fi |
ddfd1d10 | 1362 | done |
0b440844 | 1363 | return 0 |
ddfd1d10 VL |
1364 | } |
1365 | ||
1366 | # Do something with all the dependencies of a kernel module. | |
1367 | # Note that kernel modules depend on themselves using the technique we use | |
0b706743 AŻ |
1368 | # $1 = function to call for each dependency we find |
1369 | # It will be passed the full path to the found kernel module | |
ddfd1d10 VL |
1370 | # $2 = module to get dependencies for |
1371 | # rest of args = arguments to modprobe | |
c32bda6b | 1372 | # _fderr specifies FD passed from surrounding scope |
ddfd1d10 | 1373 | for_each_kmod_dep() { |
7abd4264 | 1374 | local _func=$1 _kmod=$2 _cmd _modpath _options |
ddfd1d10 | 1375 | shift 2 |
c32bda6b | 1376 | modprobe "$@" --ignore-install --show-depends $_kmod 2>&${_fderr} | ( |
29b10e65 HH |
1377 | while read _cmd _modpath _options; do |
1378 | [[ $_cmd = insmod ]] || continue | |
1379 | $_func ${_modpath} || exit $? | |
0b706743 | 1380 | done |
0b706743 | 1381 | ) |
ddfd1d10 VL |
1382 | } |
1383 | ||
70c6b773 | 1384 | dracut_kernel_post() { |
d8aeb3a7 | 1385 | local _moddirname=${srcmods%%/lib/modules/*} |
3c4bfd68 | 1386 | local _pid |
d8aeb3a7 | 1387 | |
f4031e8a | 1388 | if [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && [[ -f "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist" ]]; then |
ec61f0a3 HH |
1389 | xargs -r modprobe -a ${_moddirname+-d ${_moddirname}/} \ |
1390 | --ignore-install --show-depends --set-version $kernel \ | |
f4031e8a | 1391 | < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist" 2>/dev/null \ |
89d44e72 HH |
1392 | | sort -u \ |
1393 | | while read _cmd _modpath _options; do | |
1394 | [[ $_cmd = insmod ]] || continue | |
1395 | echo "$_modpath" | |
f4031e8a | 1396 | done > "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep" |
d8aeb3a7 | 1397 | |
89d44e72 | 1398 | ( |
73575f11 HH |
1399 | if [[ $DRACUT_INSTALL ]] && [[ -z $_moddirname ]]; then |
1400 | xargs -r $DRACUT_INSTALL ${initdir+-D "$initdir"} -a < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep" | |
89d44e72 HH |
1401 | else |
1402 | while read _modpath; do | |
1403 | local _destpath=$_modpath | |
1404 | [[ $_moddirname ]] && _destpath=${_destpath##$_moddirname/} | |
1405 | _destpath=${_destpath##*/lib/modules/$kernel/} | |
1406 | inst_simple "$_modpath" "/lib/modules/$kernel/${_destpath}" || exit $? | |
f4031e8a | 1407 | done < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep" |
89d44e72 HH |
1408 | fi |
1409 | ) & | |
dba20559 HH |
1410 | _pid=$(jobs -p | while read a ; do printf ":$a";done) |
1411 | _pid=${_pid##*:} | |
d8aeb3a7 | 1412 | |
73575f11 HH |
1413 | if [[ $DRACUT_INSTALL ]]; then |
1414 | xargs -r modinfo -k $kernel -F firmware < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep" \ | |
89d44e72 HH |
1415 | | while read line; do |
1416 | for _fwdir in $fw_dir; do | |
1417 | echo $_fwdir/$line; | |
1418 | done; | |
73575f11 | 1419 | done | xargs -r $DRACUT_INSTALL ${initdir+-D "$initdir"} -a -o |
89d44e72 | 1420 | else |
73575f11 | 1421 | for _fw in $(xargs -r modinfo -k $kernel -F firmware < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep"); do |
89d44e72 HH |
1422 | for _fwdir in $fw_dir; do |
1423 | if [[ -d $_fwdir && -f $_fwdir/$_fw ]]; then | |
1424 | inst_simple "$_fwdir/$_fw" "/lib/firmware/$_fw" | |
1425 | break | |
1426 | fi | |
1427 | done | |
1428 | done | |
1429 | fi | |
d8aeb3a7 | 1430 | |
3c4bfd68 | 1431 | wait $_pid |
89d44e72 | 1432 | fi |
70c6b773 HH |
1433 | |
1434 | for _f in modules.builtin.bin modules.builtin; do | |
1435 | [[ $srcmods/$_f ]] && break | |
1436 | done || { | |
1437 | dfatal "No modules.builtin.bin and modules.builtin found!" | |
1438 | return 1 | |
1439 | } | |
1440 | ||
1441 | for _f in modules.builtin.bin modules.builtin modules.order; do | |
1442 | [[ $srcmods/$_f ]] && inst_simple "$srcmods/$_f" "/lib/modules/$kernel/$_f" | |
1443 | done | |
1444 | ||
1445 | # generate module dependencies for the initrd | |
1446 | if [[ -d $initdir/lib/modules/$kernel ]] && \ | |
1447 | ! depmod -a -b "$initdir" $kernel; then | |
1448 | dfatal "\"depmod -a $kernel\" failed." | |
1449 | exit 1 | |
1450 | fi | |
1451 | ||
32bd2fbb | 1452 | [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && rm -fr -- "$DRACUT_KERNEL_LAZY_HASHDIR" |
d8aeb3a7 | 1453 | } |
fe1484f3 | 1454 | |
dba20559 | 1455 | module_is_host_only() { |
080d1b71 HH |
1456 | local _mod=$1 |
1457 | _mod=${_mod##*/} | |
1458 | _mod=${_mod%.ko} | |
1459 | ||
b093aa2d | 1460 | [[ " $add_drivers " == *\ ${_mod}\ * ]] && return 0 |
080d1b71 HH |
1461 | |
1462 | # check if module is loaded | |
b093aa2d HH |
1463 | for i in /sys/module/${_mod//-/_}; do |
1464 | [[ -d $i ]] && return 0 | |
1465 | done | |
080d1b71 HH |
1466 | |
1467 | # check if module is loadable on the current kernel | |
1468 | # this covers the case, where a new module is introduced | |
1469 | # or a module was renamed | |
1470 | # or a module changed from builtin to a module | |
1471 | modinfo -F filename "$_mod" &>/dev/null || return 0 | |
1472 | ||
1473 | return 1 | |
b093aa2d | 1474 | } |
080d1b71 | 1475 | |
b093aa2d | 1476 | find_kernel_modules_by_path () { |
74405477 | 1477 | local _OLDIFS |
5db6ca5a | 1478 | |
b093aa2d | 1479 | [[ -f "$srcmods/modules.dep" ]] || return 0 |
5db6ca5a HH |
1480 | |
1481 | _OLDIFS=$IFS | |
1482 | IFS=: | |
1483 | while read a rest; do | |
1484 | [[ $a = */$1/* ]] || continue | |
b093aa2d HH |
1485 | printf "%s\n" "$srcmods/$a" |
1486 | done < "$srcmods/modules.dep" | |
5db6ca5a | 1487 | IFS=$_OLDIFS |
74405477 | 1488 | return 0 |
b093aa2d | 1489 | } |
4073c815 | 1490 | |
881eda69 JR |
1491 | find_kernel_modules () { |
1492 | find_kernel_modules_by_path drivers | |
1493 | } | |
1494 | ||
338b43cd HH |
1495 | # instmods [-c [-s]] <kernel module> [<kernel module> ... ] |
1496 | # instmods [-c [-s]] <kernel subsystem> | |
ddfd1d10 | 1497 | # install kernel modules along with all their dependencies. |
7e2bca48 | 1498 | # <kernel subsystem> can be e.g. "=block" or "=drivers/usb/storage" |
6fa0c3d6 | 1499 | instmods() { |
0c1a8ebc | 1500 | [[ $no_kernel = yes ]] && return |
c32bda6b MS |
1501 | # called [sub]functions inherit _fderr |
1502 | local _fderr=9 | |
a6d3be9d | 1503 | local _check=no |
338b43cd | 1504 | local _silent=no |
a6d3be9d AW |
1505 | if [[ $1 = '-c' ]]; then |
1506 | _check=yes | |
1507 | shift | |
1508 | fi | |
881eda69 | 1509 | |
338b43cd HH |
1510 | if [[ $1 = '-s' ]]; then |
1511 | _silent=yes | |
1512 | shift | |
1513 | fi | |
1514 | ||
881eda69 | 1515 | function inst1mod() { |
a6d3be9d | 1516 | local _ret=0 _mod="$1" |
29b10e65 | 1517 | case $_mod in |
0b706743 | 1518 | =*) |
d8aeb3a7 HH |
1519 | ( [[ "$_mpargs" ]] && echo $_mpargs |
1520 | find_kernel_modules_by_path "${_mod#=}" ) \ | |
1521 | | instmods | |
1522 | ((_ret+=$?)) | |
cc02093d | 1523 | ;; |
0024702f | 1524 | --*) _mpargs+=" $_mod" ;; |
34248c92 | 1525 | *) |
379c34d2 | 1526 | _mod=${_mod##*/} |
6568d86a | 1527 | # if we are already installed, skip this module and go on |
cc02093d | 1528 | # to the next one. |
f4031e8a HH |
1529 | if [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && \ |
1530 | [[ -f "$DRACUT_KERNEL_LAZY_HASHDIR/${_mod%.ko}.ko" ]]; then | |
1531 | read _ret <"$DRACUT_KERNEL_LAZY_HASHDIR/${_mod%.ko}.ko" | |
d8aeb3a7 HH |
1532 | return $_ret |
1533 | fi | |
881eda69 | 1534 | |
beb26a08 DY |
1535 | _mod=${_mod/-/_} |
1536 | if [[ $omit_drivers ]] && [[ "$_mod" =~ $omit_drivers ]]; then | |
34248c92 | 1537 | dinfo "Omitting driver ${_mod##$srcmods}" |
7abd4264 | 1538 | return 0 |
34248c92 | 1539 | fi |
080d1b71 | 1540 | |
cc02093d HH |
1541 | # If we are building a host-specific initramfs and this |
1542 | # module is not already loaded, move on to the next one. | |
fe1484f3 | 1543 | [[ $hostonly ]] \ |
080d1b71 | 1544 | && ! module_is_host_only "$_mod" \ |
7abd4264 | 1545 | && return 0 |
04b56f3a | 1546 | |
f4031e8a | 1547 | if [[ "$_check" = "yes" ]] || ! [[ $DRACUT_KERNEL_LAZY_HASHDIR ]]; then |
d8aeb3a7 | 1548 | # We use '-d' option in modprobe only if modules prefix path |
600c8769 | 1549 | # differs from default '/'. This allows us to use dracut with |
d8aeb3a7 HH |
1550 | # old version of modprobe which doesn't have '-d' option. |
1551 | local _moddirname=${srcmods%%/lib/modules/*} | |
1552 | [[ -n ${_moddirname} ]] && _moddirname="-d ${_moddirname}/" | |
1553 | ||
1554 | # ok, load the module, all its dependencies, and any firmware | |
1555 | # it may require | |
1556 | for_each_kmod_dep install_kmod_with_fw $_mod \ | |
1557 | --set-version $kernel ${_moddirname} $_mpargs | |
1558 | ((_ret+=$?)) | |
1559 | else | |
f4031e8a HH |
1560 | [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && \ |
1561 | echo $_mod >> "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist" | |
d8aeb3a7 | 1562 | fi |
cc02093d | 1563 | ;; |
0b706743 | 1564 | esac |
a6d3be9d | 1565 | return $_ret |
881eda69 JR |
1566 | } |
1567 | ||
f9708da2 | 1568 | function instmods_1() { |
a6d3be9d | 1569 | local _mod _mpargs |
f9708da2 JR |
1570 | if (($# == 0)); then # filenames from stdin |
1571 | while read _mod; do | |
a6d3be9d | 1572 | inst1mod "${_mod%.ko*}" || { |
338b43cd | 1573 | if [[ "$_check" == "yes" ]]; then |
19b5c109 | 1574 | [[ "$_silent" == "no" ]] && dfatal "Failed to install module $_mod" |
a6d3be9d AW |
1575 | return 1 |
1576 | fi | |
1577 | } | |
f9708da2 JR |
1578 | done |
1579 | fi | |
1580 | while (($# > 0)); do # filenames as arguments | |
a6d3be9d | 1581 | inst1mod ${1%.ko*} || { |
338b43cd | 1582 | if [[ "$_check" == "yes" ]]; then |
19b5c109 | 1583 | [[ "$_silent" == "no" ]] && dfatal "Failed to install module $1" |
a6d3be9d AW |
1584 | return 1 |
1585 | fi | |
1586 | } | |
f9708da2 | 1587 | shift |
881eda69 | 1588 | done |
a6d3be9d | 1589 | return 0 |
f9708da2 JR |
1590 | } |
1591 | ||
a6d3be9d | 1592 | local _ret _filter_not_found='FATAL: Module .* not found.' |
c32bda6b MS |
1593 | # Capture all stderr from modprobe to _fderr. We could use {var}>... |
1594 | # redirections, but that would make dracut require bash4 at least. | |
1595 | eval "( instmods_1 \"\$@\" ) ${_fderr}>&1" \ | |
dba20559 | 1596 | | while read line; do [[ "$line" =~ $_filter_not_found ]] || echo $line;done | derror |
a6d3be9d | 1597 | _ret=$? |
a6d3be9d | 1598 | return $_ret |
0b706743 | 1599 | } |
5f2c30d9 KRW |
1600 | # get_cpu_vendor |
1601 | # Only two values are returned: AMD or Intel | |
1602 | get_cpu_vendor () | |
1603 | { | |
1604 | if grep -qE AMD /proc/cpuinfo; then | |
1605 | printf "AMD" | |
1606 | fi | |
1607 | if grep -qE Intel /proc/cpuinfo; then | |
1608 | printf "Intel" | |
1609 | fi | |
1610 | } | |
1611 | ||
1612 | # get_host_ucode | |
1613 | # Get the hosts' ucode file based on the /proc/cpuinfo | |
1614 | get_ucode_file () | |
1615 | { | |
1616 | local family=`grep -E "cpu family" /proc/cpuinfo | head -1 | sed s/.*:\ //` | |
1617 | local model=`grep -E "model" /proc/cpuinfo |grep -v name | head -1 | sed s/.*:\ //` | |
1618 | local stepping=`grep -E "stepping" /proc/cpuinfo | head -1 | sed s/.*:\ //` | |
1619 | ||
1620 | if [[ "$(get_cpu_vendor)" == "AMD" ]]; then | |
1621 | # If family greater or equal than 0x15 | |
1622 | if [[ $family -ge 21 ]]; then | |
1623 | printf "microcode_amd_fam15h.bin" | |
1624 | else | |
1625 | printf "microcode_amd.bin" | |
1626 | fi | |
1627 | fi | |
1628 | if [[ "$(get_cpu_vendor)" == "Intel" ]]; then | |
1629 | # The /proc/cpuinfo are in decimal. | |
1630 | printf "%02x-%02x-%02x" ${family} ${model} ${stepping} | |
1631 | fi | |
1632 | } |