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777f2db0 HH |
1 | #!/bin/bash |
2 | # | |
561eb42f | 3 | # functions used only by dracut and dracut modules |
777f2db0 HH |
4 | # |
5 | # Copyright 2005-2009 Red Hat, Inc. All rights reserved. | |
6 | # | |
7 | # This program is free software; you can redistribute it and/or modify | |
8 | # it under the terms of the GNU General Public License as published by | |
9 | # the Free Software Foundation; either version 2 of the License, or | |
10 | # (at your option) any later version. | |
11 | # | |
12 | # This program is distributed in the hope that it will be useful, | |
13 | # but WITHOUT ANY WARRANTY; without even the implied warranty of | |
14 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
15 | # GNU General Public License for more details. | |
16 | # | |
17 | # You should have received a copy of the GNU General Public License | |
18 | # along with this program. If not, see <http://www.gnu.org/licenses/>. | |
19 | # | |
20 | export LC_MESSAGES=C | |
21 | ||
561eb42f HH |
22 | # is_func <command> |
23 | # Check whether $1 is a function. | |
24 | is_func() { | |
25 | [[ "$(type -t "$1")" = "function" ]] | |
26 | } | |
27 | ||
28 | if ! [[ $dracutbasedir ]]; then | |
29 | dracutbasedir=${BASH_SOURCE[0]%/*} | |
30 | [[ $dracutbasedir = dracut-functions* ]] && dracutbasedir="." | |
31 | [[ $dracutbasedir ]] || dracutbasedir="." | |
32 | dracutbasedir="$(readlink -f $dracutbasedir)" | |
33 | fi | |
34 | ||
35 | if ! is_func dinfo >/dev/null 2>&1; then | |
36 | . "$dracutbasedir/dracut-logger.sh" | |
37 | dlog_init | |
38 | fi | |
39 | ||
40 | if ! [[ $initdir ]]; then | |
41 | dfatal "initdir not set" | |
42 | exit 1 | |
43 | fi | |
44 | ||
45 | if ! [[ -d $initdir ]]; then | |
46 | mkdir -p "$initdir" | |
47 | fi | |
48 | ||
777f2db0 HH |
49 | if [[ $DRACUT_KERNEL_LAZY ]] && ! [[ $DRACUT_KERNEL_LAZY_HASHDIR ]]; then |
50 | if ! [[ -d "$initdir/.kernelmodseen" ]]; then | |
51 | mkdir -p "$initdir/.kernelmodseen" | |
52 | fi | |
53 | DRACUT_KERNEL_LAZY_HASHDIR="$initdir/.kernelmodseen" | |
54 | fi | |
55 | ||
561eb42f HH |
56 | if ! [[ $kernel ]]; then |
57 | kernel=$(uname -r) | |
58 | export kernel | |
59 | fi | |
60 | ||
61 | srcmods="/lib/modules/$kernel/" | |
62 | ||
63 | [[ $drivers_dir ]] && { | |
64 | if ! command -v kmod &>/dev/null && vercmp "$(modprobe --version | cut -d' ' -f3)" lt 3.7; then | |
65 | dfatal 'To use --kmoddir option module-init-tools >= 3.7 is required.' | |
66 | exit 1 | |
67 | fi | |
68 | srcmods="$drivers_dir" | |
69 | } | |
70 | export srcmods | |
71 | ||
72 | # export standard hookdirs | |
73 | [[ $hookdirs ]] || { | |
74 | hookdirs="cmdline pre-udev pre-trigger netroot " | |
75 | hookdirs+="initqueue initqueue/settled initqueue/online initqueue/finished initqueue/timeout " | |
76 | hookdirs+="pre-mount pre-pivot cleanup mount " | |
77 | hookdirs+="emergency shutdown-emergency pre-shutdown shutdown " | |
78 | export hookdirs | |
79 | } | |
80 | ||
456f299a HH |
81 | . $dracutbasedir/dracut-functions.sh |
82 | ||
561eb42f HH |
83 | # Detect lib paths |
84 | if ! [[ $libdirs ]] ; then | |
85 | if [[ "$(ldd /bin/sh)" == */lib64/* ]] &>/dev/null \ | |
86 | && [[ -d /lib64 ]]; then | |
87 | libdirs+=" /lib64" | |
88 | [[ -d /usr/lib64 ]] && libdirs+=" /usr/lib64" | |
89 | else | |
90 | libdirs+=" /lib" | |
91 | [[ -d /usr/lib ]] && libdirs+=" /usr/lib" | |
92 | fi | |
93 | ||
94 | libdirs+=" $(ldconfig_paths)" | |
95 | ||
96 | export libdirs | |
777f2db0 HH |
97 | fi |
98 | ||
561eb42f HH |
99 | # helper function for check() in module-setup.sh |
100 | # to check for required installed binaries | |
101 | # issues a standardized warning message | |
102 | require_binaries() { | |
103 | local _module_name="${moddir##*/}" | |
104 | local _ret=0 | |
105 | ||
106 | if [[ "$1" = "-m" ]]; then | |
107 | _module_name="$2" | |
108 | shift 2 | |
109 | fi | |
110 | ||
111 | for cmd in "$@"; do | |
112 | if ! find_binary "$cmd" &>/dev/null; then | |
113 | dinfo "dracut module '${_module_name#[0-9][0-9]}' will not be installed, because command '$cmd' could not be found!" | |
114 | ((_ret++)) | |
115 | fi | |
116 | done | |
117 | return $_ret | |
118 | } | |
119 | ||
120 | require_any_binary() { | |
121 | local _module_name="${moddir##*/}" | |
122 | local _ret=1 | |
123 | ||
124 | if [[ "$1" = "-m" ]]; then | |
125 | _module_name="$2" | |
126 | shift 2 | |
127 | fi | |
128 | ||
129 | for cmd in "$@"; do | |
130 | if find_binary "$cmd" &>/dev/null; then | |
131 | _ret=0 | |
132 | break | |
133 | fi | |
134 | done | |
135 | ||
136 | if (( $_ret != 0 )); then | |
137 | dinfo "$_module_name: Could not find any command of '$@'!" | |
138 | return 1 | |
139 | fi | |
140 | ||
141 | return 0 | |
142 | } | |
143 | ||
144 | dracut_need_initqueue() { | |
145 | >"$initdir/lib/dracut/need-initqueue" | |
146 | } | |
147 | ||
148 | dracut_module_included() { | |
149 | [[ " $mods_to_load $modules_loaded " == *\ $*\ * ]] | |
150 | } | |
151 | ||
152 | if ! [[ $DRACUT_INSTALL ]]; then | |
153 | DRACUT_INSTALL=$(find_binary dracut-install) | |
154 | fi | |
155 | ||
156 | if ! [[ $DRACUT_INSTALL ]] && [[ -x $dracutbasedir/dracut-install ]]; then | |
157 | DRACUT_INSTALL=$dracutbasedir/dracut-install | |
158 | elif ! [[ $DRACUT_INSTALL ]] && [[ -x $dracutbasedir/install/dracut-install ]]; then | |
159 | DRACUT_INSTALL=$dracutbasedir/install/dracut-install | |
160 | fi | |
161 | ||
162 | if ! [[ -x $DRACUT_INSTALL ]]; then | |
163 | dfatal "dracut-install not found!" | |
164 | exit 10 | |
165 | fi | |
166 | ||
167 | [[ $DRACUT_RESOLVE_LAZY ]] || export DRACUT_RESOLVE_DEPS=1 | |
168 | inst_dir() { | |
169 | [[ -e ${initdir}/"$1" ]] && return 0 # already there | |
170 | $DRACUT_INSTALL ${initdir:+-D "$initdir"} -d "$@" | |
171 | (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} -d "$@" || : | |
172 | } | |
173 | ||
174 | inst() { | |
175 | local _hostonly_install | |
176 | if [[ "$1" == "-H" ]]; then | |
177 | _hostonly_install="-H" | |
178 | shift | |
179 | fi | |
180 | [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there | |
181 | $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@" | |
182 | (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@" || : | |
183 | } | |
184 | ||
185 | inst_simple() { | |
186 | local _hostonly_install | |
187 | if [[ "$1" == "-H" ]]; then | |
188 | _hostonly_install="-H" | |
189 | shift | |
190 | fi | |
191 | [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there | |
192 | [[ -e $1 ]] || return 1 # no source | |
193 | $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${_hostonly_install:+-H} "$@" | |
194 | (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${_hostonly_install:+-H} "$@" || : | |
195 | } | |
196 | ||
197 | inst_symlink() { | |
198 | local _hostonly_install | |
199 | if [[ "$1" == "-H" ]]; then | |
200 | _hostonly_install="-H" | |
201 | shift | |
202 | fi | |
203 | [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there | |
204 | [[ -L $1 ]] || return 1 | |
205 | $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@" | |
206 | (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@" || : | |
207 | } | |
208 | ||
209 | inst_multiple() { | |
210 | local _ret | |
211 | $DRACUT_INSTALL ${initdir:+-D "$initdir"} -a ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} "$@" | |
212 | _ret=$? | |
213 | (($_ret != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} -a ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@" || : | |
214 | return $_ret | |
215 | } | |
216 | ||
217 | dracut_install() { | |
218 | inst_multiple "$@" | |
219 | } | |
220 | ||
221 | inst_library() { | |
222 | local _hostonly_install | |
223 | if [[ "$1" == "-H" ]]; then | |
224 | _hostonly_install="-H" | |
225 | shift | |
226 | fi | |
227 | [[ -e ${initdir}/"${2:-$1}" ]] && return 0 # already there | |
228 | [[ -e $1 ]] || return 1 # no source | |
229 | $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@" | |
230 | (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} ${_hostonly_install:+-H} "$@" || : | |
231 | } | |
232 | ||
233 | inst_binary() { | |
234 | $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} "$@" | |
235 | (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} "$@" || : | |
236 | } | |
237 | ||
238 | inst_script() { | |
239 | $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} "$@" | |
240 | (($? != 0)) && derror $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} ${DRACUT_RESOLVE_DEPS:+-l} ${DRACUT_FIPS_MODE:+-f} "$@" || : | |
241 | } | |
242 | ||
243 | mark_hostonly() { | |
244 | for i in "$@"; do | |
245 | echo "$i" >> "$initdir/lib/dracut/hostonly-files" | |
246 | done | |
247 | } | |
248 | ||
249 | # find symlinks linked to given library file | |
250 | # $1 = library file | |
251 | # Function searches for symlinks by stripping version numbers appended to | |
252 | # library filename, checks if it points to the same target and finally | |
253 | # prints the list of symlinks to stdout. | |
254 | # | |
255 | # Example: | |
256 | # rev_lib_symlinks libfoo.so.8.1 | |
257 | # output: libfoo.so.8 libfoo.so | |
258 | # (Only if libfoo.so.8 and libfoo.so exists on host system.) | |
259 | rev_lib_symlinks() { | |
260 | [[ ! $1 ]] && return 0 | |
261 | ||
262 | local fn="$1" orig="$(readlink -f "$1")" links='' | |
263 | ||
264 | [[ ${fn} == *.so.* ]] || return 1 | |
265 | ||
266 | until [[ ${fn##*.} == so ]]; do | |
267 | fn="${fn%.*}" | |
268 | [[ -L ${fn} && $(readlink -f "${fn}") == ${orig} ]] && links+=" ${fn}" | |
269 | done | |
270 | ||
271 | echo "${links}" | |
272 | } | |
273 | ||
274 | # attempt to install any programs specified in a udev rule | |
275 | inst_rule_programs() { | |
276 | local _prog _bin | |
277 | ||
06a1d076 VS |
278 | for _prog in $(sed -nr 's/.*PROGRAM==?"([^ "]+).*/\1/p'); do |
279 | _bin="" | |
280 | if [ -x ${udevdir}/$_prog ]; then | |
281 | _bin=${udevdir}/$_prog | |
282 | elif [[ "${_prog/\$env\{/}" == "$_prog" ]]; then | |
283 | _bin=$(find_binary "$_prog") || { | |
284 | dinfo "Skipping program $_prog using in udev rule ${1##*/} as it cannot be found" | |
285 | continue; | |
286 | } | |
287 | fi | |
288 | ||
289 | [[ $_bin ]] && inst_binary "$_bin" | |
290 | done | |
291 | for _prog in $(sed -nr 's/.*RUN[+=]=?"([^ "]+).*/\1/p'); do | |
292 | _bin="" | |
293 | if [ -x ${udevdir}/$_prog ]; then | |
294 | _bin=${udevdir}/$_prog | |
295 | elif [[ "${_prog/\$env\{/}" == "$_prog" ]] && [[ "${_prog}" != "/sbin/initqueue" ]]; then | |
296 | _bin=$(find_binary "$_prog") || { | |
297 | dinfo "Skipping program $_prog using in udev rule ${1##*/} as it cannot be found" | |
298 | continue; | |
299 | } | |
300 | fi | |
301 | ||
302 | [[ $_bin ]] && inst_binary "$_bin" | |
303 | done | |
304 | for _prog in $(sed -nr 's/.*IMPORT\{program\}==?"([^ "]+).*/\1/p'); do | |
305 | _bin="" | |
306 | if [ -x ${udevdir}/$_prog ]; then | |
307 | _bin=${udevdir}/$_prog | |
308 | elif [[ "${_prog/\$env\{/}" == "$_prog" ]]; then | |
309 | _bin=$(find_binary "$_prog") || { | |
310 | dinfo "Skipping program $_prog using in udev rule ${1##*/} as it cannot be found" | |
311 | continue; | |
312 | } | |
313 | fi | |
314 | ||
315 | [[ $_bin ]] && dracut_install "$_bin" | |
316 | done | |
561eb42f HH |
317 | } |
318 | ||
319 | # attempt to install any programs specified in a udev rule | |
320 | inst_rule_group_owner() { | |
321 | local i | |
322 | ||
06a1d076 VS |
323 | for i in $(sed -nr 's/.*OWNER=?"([^ "]+).*/\1/p'); do |
324 | if ! grep -Eq "^$i:" "$initdir/etc/passwd" 2>/dev/null; then | |
325 | grep -E "^$i:" /etc/passwd 2>/dev/null >> "$initdir/etc/passwd" | |
326 | fi | |
327 | done | |
328 | for i in $(sed -nr 's/.*GROUP=?"([^ "]+).*/\1/p' "$1"); do | |
329 | if ! grep -Eq "^$i:" "$initdir/etc/group" 2>/dev/null; then | |
330 | grep -E "^$i:" /etc/group 2>/dev/null >> "$initdir/etc/group" | |
331 | fi | |
332 | done | |
561eb42f HH |
333 | } |
334 | ||
335 | inst_rule_initqueue() { | |
336 | if grep -q -F initqueue "$1"; then | |
337 | dracut_need_initqueue | |
338 | fi | |
339 | } | |
340 | ||
341 | # udev rules always get installed in the same place, so | |
342 | # create a function to install them to make life simpler. | |
343 | inst_rules() { | |
344 | local _target=/etc/udev/rules.d _rule _found | |
345 | ||
346 | inst_dir "${udevdir}/rules.d" | |
347 | inst_dir "$_target" | |
348 | for _rule in "$@"; do | |
349 | if [ "${_rule#/}" = "$_rule" ]; then | |
350 | for r in ${udevdir}/rules.d ${hostonly:+/etc/udev/rules.d}; do | |
351 | [[ -e $r/$_rule ]] || continue | |
352 | _found="$r/$_rule" | |
353 | inst_rule_programs "$_found" | |
354 | inst_rule_group_owner "$_found" | |
355 | inst_rule_initqueue "$_found" | |
356 | inst_simple "$_found" | |
357 | done | |
358 | fi | |
359 | for r in '' $dracutbasedir/rules.d/; do | |
360 | # skip rules without an absolute path | |
361 | [[ "${r}$_rule" != /* ]] && continue | |
362 | [[ -f ${r}$_rule ]] || continue | |
363 | _found="${r}$_rule" | |
364 | inst_rule_programs "$_found" | |
365 | inst_rule_group_owner "$_found" | |
366 | inst_rule_initqueue "$_found" | |
367 | inst_simple "$_found" "$_target/${_found##*/}" | |
368 | done | |
369 | [[ $_found ]] || dinfo "Skipping udev rule: $_rule" | |
370 | done | |
371 | } | |
372 | ||
373 | inst_rules_wildcard() { | |
374 | local _target=/etc/udev/rules.d _rule _found | |
375 | ||
376 | inst_dir "${udevdir}/rules.d" | |
377 | inst_dir "$_target" | |
378 | for _rule in ${udevdir}/rules.d/$1 ${dracutbasedir}/rules.d/$1 ; do | |
379 | [[ -e $_rule ]] || continue | |
380 | inst_rule_programs "$_rule" | |
381 | inst_rule_group_owner "$_rule" | |
382 | inst_rule_initqueue "$_rule" | |
383 | inst_simple "$_rule" | |
384 | _found=$_rule | |
385 | done | |
386 | if [[ -n ${hostonly} ]] ; then | |
387 | for _rule in ${_target}/$1 ; do | |
388 | [[ -f $_rule ]] || continue | |
389 | inst_rule_programs "$_rule" | |
390 | inst_rule_group_owner "$_rule" | |
391 | inst_rule_initqueue "$_rule" | |
392 | inst_simple "$_rule" | |
393 | _found=$_rule | |
394 | done | |
395 | fi | |
396 | [[ $_found ]] || dinfo "Skipping udev rule: $_rule" | |
397 | } | |
398 | ||
399 | prepare_udev_rules() { | |
400 | [ -z "$UDEVVERSION" ] && export UDEVVERSION=$(udevadm --version) | |
401 | ||
402 | for f in "$@"; do | |
403 | f="${initdir}/etc/udev/rules.d/$f" | |
404 | [ -e "$f" ] || continue | |
405 | while read line || [ -n "$line" ]; do | |
406 | if [ "${line%%IMPORT PATH_ID}" != "$line" ]; then | |
407 | if [ $UDEVVERSION -ge 174 ]; then | |
408 | printf '%sIMPORT{builtin}="path_id"\n' "${line%%IMPORT PATH_ID}" | |
409 | else | |
410 | printf '%sIMPORT{program}="path_id %%p"\n' "${line%%IMPORT PATH_ID}" | |
411 | fi | |
412 | elif [ "${line%%IMPORT BLKID}" != "$line" ]; then | |
413 | if [ $UDEVVERSION -ge 176 ]; then | |
414 | printf '%sIMPORT{builtin}="blkid"\n' "${line%%IMPORT BLKID}" | |
415 | else | |
416 | printf '%sIMPORT{program}="/sbin/blkid -o udev -p $tempnode"\n' "${line%%IMPORT BLKID}" | |
417 | fi | |
418 | else | |
419 | echo "$line" | |
420 | fi | |
421 | done < "${f}" > "${f}.new" | |
422 | mv "${f}.new" "$f" | |
423 | done | |
424 | } | |
425 | ||
426 | # install function specialized for hooks | |
427 | # $1 = type of hook, $2 = hook priority (lower runs first), $3 = hook | |
428 | # All hooks should be POSIX/SuS compliant, they will be sourced by init. | |
429 | inst_hook() { | |
430 | if ! [[ -f $3 ]]; then | |
431 | dfatal "Cannot install a hook ($3) that does not exist." | |
432 | dfatal "Aborting initrd creation." | |
433 | exit 1 | |
434 | elif ! [[ "$hookdirs" == *$1* ]]; then | |
435 | dfatal "No such hook type $1. Aborting initrd creation." | |
436 | exit 1 | |
437 | fi | |
438 | inst_simple "$3" "/lib/dracut/hooks/${1}/${2}-${3##*/}" | |
439 | } | |
440 | ||
441 | # install any of listed files | |
442 | # | |
443 | # If first argument is '-d' and second some destination path, first accessible | |
444 | # source is installed into this path, otherwise it will installed in the same | |
445 | # path as source. If none of listed files was installed, function return 1. | |
446 | # On first successful installation it returns with 0 status. | |
447 | # | |
448 | # Example: | |
449 | # | |
450 | # inst_any -d /bin/foo /bin/bar /bin/baz | |
451 | # | |
452 | # Lets assume that /bin/baz exists, so it will be installed as /bin/foo in | |
453 | # initramfs. | |
454 | inst_any() { | |
455 | local to f | |
456 | ||
457 | [[ $1 = '-d' ]] && to="$2" && shift 2 | |
458 | ||
459 | for f in "$@"; do | |
460 | [[ -e $f ]] || continue | |
461 | [[ $to ]] && inst "$f" "$to" && return 0 | |
462 | inst "$f" && return 0 | |
463 | done | |
464 | ||
465 | return 1 | |
466 | } | |
467 | ||
468 | ||
469 | # inst_libdir_file [-n <pattern>] <file> [<file>...] | |
470 | # Install a <file> located on a lib directory to the initramfs image | |
471 | # -n <pattern> install matching files | |
472 | inst_libdir_file() { | |
473 | local _files | |
474 | if [[ "$1" == "-n" ]]; then | |
475 | local _pattern=$2 | |
476 | shift 2 | |
477 | for _dir in $libdirs; do | |
478 | for _i in "$@"; do | |
479 | for _f in "$_dir"/$_i; do | |
480 | [[ "$_f" =~ $_pattern ]] || continue | |
481 | [[ -e "$_f" ]] && _files+="$_f " | |
482 | done | |
483 | done | |
484 | done | |
485 | else | |
486 | for _dir in $libdirs; do | |
487 | for _i in "$@"; do | |
488 | for _f in "$_dir"/$_i; do | |
489 | [[ -e "$_f" ]] && _files+="$_f " | |
490 | done | |
491 | done | |
492 | done | |
493 | fi | |
494 | [[ $_files ]] && inst_multiple $_files | |
495 | } | |
496 | ||
497 | ||
498 | # install function decompressing the target and handling symlinks | |
499 | # $@ = list of compressed (gz or bz2) files or symlinks pointing to such files | |
500 | # | |
501 | # Function install targets in the same paths inside overlay but decompressed | |
502 | # and without extensions (.gz, .bz2). | |
503 | inst_decompress() { | |
504 | local _src _cmd | |
505 | ||
506 | for _src in $@ | |
507 | do | |
508 | case ${_src} in | |
509 | *.gz) _cmd='gzip -f -d' ;; | |
510 | *.bz2) _cmd='bzip2 -d' ;; | |
511 | *) return 1 ;; | |
512 | esac | |
513 | inst_simple ${_src} | |
514 | # Decompress with chosen tool. We assume that tool changes name e.g. | |
515 | # from 'name.gz' to 'name'. | |
516 | ${_cmd} "${initdir}${_src}" | |
517 | done | |
518 | } | |
519 | ||
520 | # It's similar to above, but if file is not compressed, performs standard | |
521 | # install. | |
522 | # $@ = list of files | |
523 | inst_opt_decompress() { | |
524 | local _src | |
525 | ||
526 | for _src in $@; do | |
527 | inst_decompress "${_src}" || inst "${_src}" | |
528 | done | |
529 | } | |
530 | ||
531 | # module_check <dracut module> | |
532 | # execute the check() function of module-setup.sh of <dracut module> | |
533 | # or the "check" script, if module-setup.sh is not found | |
534 | # "check $hostonly" is called | |
535 | module_check() { | |
536 | local _moddir=$(echo ${dracutbasedir}/modules.d/??${1} | { read a b; echo "$a"; }) | |
537 | local _ret | |
538 | local _forced=0 | |
539 | local _hostonly=$hostonly | |
540 | [ $# -eq 2 ] && _forced=$2 | |
541 | [[ -d $_moddir ]] || return 1 | |
542 | if [[ ! -f $_moddir/module-setup.sh ]]; then | |
543 | # if we do not have a check script, we are unconditionally included | |
544 | [[ -x $_moddir/check ]] || return 0 | |
545 | [ $_forced -ne 0 ] && unset hostonly | |
546 | $_moddir/check $hostonly | |
547 | _ret=$? | |
548 | else | |
549 | unset check depends cmdline install installkernel | |
550 | check() { true; } | |
551 | . $_moddir/module-setup.sh | |
552 | is_func check || return 0 | |
553 | [ $_forced -ne 0 ] && unset hostonly | |
554 | moddir=$_moddir check $hostonly | |
555 | _ret=$? | |
556 | unset check depends cmdline install installkernel | |
557 | fi | |
558 | hostonly=$_hostonly | |
559 | return $_ret | |
560 | } | |
561 | ||
562 | # module_check_mount <dracut module> | |
563 | # execute the check() function of module-setup.sh of <dracut module> | |
564 | # or the "check" script, if module-setup.sh is not found | |
565 | # "mount_needs=1 check 0" is called | |
566 | module_check_mount() { | |
567 | local _moddir=$(echo ${dracutbasedir}/modules.d/??${1} | { read a b; echo "$a"; }) | |
568 | local _ret | |
569 | mount_needs=1 | |
570 | [[ -d $_moddir ]] || return 1 | |
571 | if [[ ! -f $_moddir/module-setup.sh ]]; then | |
572 | # if we do not have a check script, we are unconditionally included | |
573 | [[ -x $_moddir/check ]] || return 0 | |
574 | mount_needs=1 $_moddir/check 0 | |
575 | _ret=$? | |
576 | else | |
577 | unset check depends cmdline install installkernel | |
578 | check() { false; } | |
579 | . $_moddir/module-setup.sh | |
580 | moddir=$_moddir check 0 | |
581 | _ret=$? | |
582 | unset check depends cmdline install installkernel | |
583 | fi | |
584 | unset mount_needs | |
585 | return $_ret | |
586 | } | |
587 | ||
588 | # module_depends <dracut module> | |
589 | # execute the depends() function of module-setup.sh of <dracut module> | |
590 | # or the "depends" script, if module-setup.sh is not found | |
591 | module_depends() { | |
592 | local _moddir=$(echo ${dracutbasedir}/modules.d/??${1} | { read a b; echo "$a"; }) | |
593 | local _ret | |
594 | [[ -d $_moddir ]] || return 1 | |
595 | if [[ ! -f $_moddir/module-setup.sh ]]; then | |
596 | # if we do not have a check script, we have no deps | |
597 | [[ -x $_moddir/check ]] || return 0 | |
598 | $_moddir/check -d | |
599 | return $? | |
600 | else | |
601 | unset check depends cmdline install installkernel | |
602 | depends() { true; } | |
603 | . $_moddir/module-setup.sh | |
604 | moddir=$_moddir depends | |
605 | _ret=$? | |
606 | unset check depends cmdline install installkernel | |
607 | return $_ret | |
608 | fi | |
609 | } | |
610 | ||
611 | # module_cmdline <dracut module> | |
612 | # execute the cmdline() function of module-setup.sh of <dracut module> | |
613 | # or the "cmdline" script, if module-setup.sh is not found | |
614 | module_cmdline() { | |
615 | local _moddir=$(echo ${dracutbasedir}/modules.d/??${1} | { read a b; echo "$a"; }) | |
616 | local _ret | |
617 | [[ -d $_moddir ]] || return 1 | |
618 | if [[ ! -f $_moddir/module-setup.sh ]]; then | |
619 | [[ -x $_moddir/cmdline ]] && . "$_moddir/cmdline" | |
620 | return $? | |
621 | else | |
622 | unset check depends cmdline install installkernel | |
623 | cmdline() { true; } | |
624 | . $_moddir/module-setup.sh | |
625 | moddir=$_moddir cmdline | |
626 | _ret=$? | |
627 | unset check depends cmdline install installkernel | |
628 | return $_ret | |
629 | fi | |
630 | } | |
631 | ||
632 | # module_install <dracut module> | |
633 | # execute the install() function of module-setup.sh of <dracut module> | |
634 | # or the "install" script, if module-setup.sh is not found | |
635 | module_install() { | |
636 | local _moddir=$(echo ${dracutbasedir}/modules.d/??${1} | { read a b; echo "$a"; }) | |
637 | local _ret | |
638 | [[ -d $_moddir ]] || return 1 | |
639 | if [[ ! -f $_moddir/module-setup.sh ]]; then | |
640 | [[ -x $_moddir/install ]] && . "$_moddir/install" | |
641 | return $? | |
642 | else | |
643 | unset check depends cmdline install installkernel | |
644 | install() { true; } | |
645 | . $_moddir/module-setup.sh | |
646 | moddir=$_moddir install | |
647 | _ret=$? | |
648 | unset check depends cmdline install installkernel | |
649 | return $_ret | |
650 | fi | |
651 | } | |
652 | ||
653 | # module_installkernel <dracut module> | |
654 | # execute the installkernel() function of module-setup.sh of <dracut module> | |
655 | # or the "installkernel" script, if module-setup.sh is not found | |
656 | module_installkernel() { | |
657 | local _moddir=$(echo ${dracutbasedir}/modules.d/??${1} | { read a b; echo "$a"; }) | |
658 | local _ret | |
659 | [[ -d $_moddir ]] || return 1 | |
660 | if [[ ! -f $_moddir/module-setup.sh ]]; then | |
661 | [[ -x $_moddir/installkernel ]] && . "$_moddir/installkernel" | |
662 | return $? | |
663 | else | |
664 | unset check depends cmdline install installkernel | |
665 | installkernel() { true; } | |
666 | . $_moddir/module-setup.sh | |
667 | moddir=$_moddir installkernel | |
668 | _ret=$? | |
669 | unset check depends cmdline install installkernel | |
670 | return $_ret | |
671 | fi | |
672 | } | |
673 | ||
674 | # check_mount <dracut module> | |
675 | # check_mount checks, if a dracut module is needed for the given | |
676 | # device and filesystem types in "${host_fs_types[@]}" | |
677 | check_mount() { | |
678 | local _mod=$1 | |
679 | local _moddir=$(echo ${dracutbasedir}/modules.d/??${1} | { read a b; echo "$a"; }) | |
680 | local _ret | |
681 | local _moddep | |
682 | ||
683 | [ "${#host_fs_types[@]}" -le 0 ] && return 1 | |
684 | ||
685 | # If we are already scheduled to be loaded, no need to check again. | |
686 | [[ " $mods_to_load " == *\ $_mod\ * ]] && return 0 | |
687 | [[ " $mods_checked_as_dep " == *\ $_mod\ * ]] && return 1 | |
688 | ||
689 | # This should never happen, but... | |
690 | [[ -d $_moddir ]] || return 1 | |
691 | ||
692 | [[ $2 ]] || mods_checked_as_dep+=" $_mod " | |
693 | ||
694 | if [[ " $omit_dracutmodules " == *\ $_mod\ * ]]; then | |
695 | return 1 | |
696 | fi | |
697 | ||
698 | if [[ " $dracutmodules $add_dracutmodules $force_add_dracutmodules" == *\ $_mod\ * ]]; then | |
699 | module_check_mount $_mod; ret=$? | |
700 | ||
701 | # explicit module, so also accept ret=255 | |
702 | [[ $ret = 0 || $ret = 255 ]] || return 1 | |
703 | else | |
704 | # module not in our list | |
705 | if [[ $dracutmodules = all ]]; then | |
706 | # check, if we can and should install this module | |
707 | module_check_mount $_mod || return 1 | |
708 | else | |
709 | # skip this module | |
710 | return 1 | |
711 | fi | |
712 | fi | |
713 | ||
714 | for _moddep in $(module_depends $_mod); do | |
715 | # handle deps as if they were manually added | |
716 | [[ " $dracutmodules " == *\ $_mod\ * ]] \ | |
717 | && [[ " $dracutmodules " != *\ $_moddep\ * ]] \ | |
718 | && dracutmodules+=" $_moddep " | |
719 | [[ " $add_dracutmodules " == *\ $_mod\ * ]] \ | |
720 | && [[ " $add_dracutmodules " != *\ $_moddep\ * ]] \ | |
721 | && add_dracutmodules+=" $_moddep " | |
722 | [[ " $force_add_dracutmodules " == *\ $_mod\ * ]] \ | |
723 | && [[ " $force_add_dracutmodules " != *\ $_moddep\ * ]] \ | |
724 | && force_add_dracutmodules+=" $_moddep " | |
725 | # if a module we depend on fail, fail also | |
726 | if ! check_module $_moddep; then | |
727 | derror "dracut module '$_mod' depends on '$_moddep', which can't be installed" | |
728 | return 1 | |
729 | fi | |
730 | done | |
731 | ||
732 | [[ " $mods_to_load " == *\ $_mod\ * ]] || \ | |
733 | mods_to_load+=" $_mod " | |
734 | ||
735 | return 0 | |
736 | } | |
737 | ||
738 | # check_module <dracut module> [<use_as_dep>] | |
739 | # check if a dracut module is to be used in the initramfs process | |
740 | # if <use_as_dep> is set, then the process also keeps track | |
741 | # that the modules were checked for the dependency tracking process | |
742 | check_module() { | |
743 | local _mod=$1 | |
744 | local _moddir=$(echo ${dracutbasedir}/modules.d/??${1} | { read a b; echo "$a"; }) | |
745 | local _ret | |
746 | local _moddep | |
747 | # If we are already scheduled to be loaded, no need to check again. | |
748 | [[ " $mods_to_load " == *\ $_mod\ * ]] && return 0 | |
749 | [[ " $mods_checked_as_dep " == *\ $_mod\ * ]] && return 1 | |
750 | ||
751 | # This should never happen, but... | |
752 | [[ -d $_moddir ]] || return 1 | |
753 | ||
754 | [[ $2 ]] || mods_checked_as_dep+=" $_mod " | |
755 | ||
756 | if [[ " $omit_dracutmodules " == *\ $_mod\ * ]]; then | |
757 | dinfo "dracut module '$_mod' will not be installed, because it's in the list to be omitted!" | |
758 | return 1 | |
759 | fi | |
760 | ||
761 | if [[ " $dracutmodules $add_dracutmodules $force_add_dracutmodules" == *\ $_mod\ * ]]; then | |
762 | if [[ " $dracutmodules $force_add_dracutmodules " == *\ $_mod\ * ]]; then | |
763 | module_check $_mod 1; ret=$? | |
764 | else | |
765 | module_check $_mod 0; ret=$? | |
766 | fi | |
767 | # explicit module, so also accept ret=255 | |
768 | [[ $ret = 0 || $ret = 255 ]] || return 1 | |
769 | else | |
770 | # module not in our list | |
771 | if [[ $dracutmodules = all ]]; then | |
772 | # check, if we can and should install this module | |
773 | module_check $_mod; ret=$? | |
774 | if [[ $ret != 0 ]]; then | |
775 | [[ $2 ]] && return 1 | |
776 | [[ $ret != 255 ]] && return 1 | |
777 | fi | |
778 | else | |
779 | # skip this module | |
780 | return 1 | |
781 | fi | |
782 | fi | |
783 | ||
784 | for _moddep in $(module_depends $_mod); do | |
785 | # handle deps as if they were manually added | |
786 | [[ " $dracutmodules " == *\ $_mod\ * ]] \ | |
787 | && [[ " $dracutmodules " != *\ $_moddep\ * ]] \ | |
788 | && dracutmodules+=" $_moddep " | |
789 | [[ " $add_dracutmodules " == *\ $_mod\ * ]] \ | |
790 | && [[ " $add_dracutmodules " != *\ $_moddep\ * ]] \ | |
791 | && add_dracutmodules+=" $_moddep " | |
792 | [[ " $force_add_dracutmodules " == *\ $_mod\ * ]] \ | |
793 | && [[ " $force_add_dracutmodules " != *\ $_moddep\ * ]] \ | |
794 | && force_add_dracutmodules+=" $_moddep " | |
795 | # if a module we depend on fail, fail also | |
796 | if ! check_module $_moddep; then | |
797 | derror "dracut module '$_mod' depends on '$_moddep', which can't be installed" | |
798 | return 1 | |
799 | fi | |
800 | done | |
801 | ||
802 | [[ " $mods_to_load " == *\ $_mod\ * ]] || \ | |
803 | mods_to_load+=" $_mod " | |
804 | ||
805 | return 0 | |
806 | } | |
807 | ||
808 | # for_each_module_dir <func> | |
809 | # execute "<func> <dracut module> 1" | |
810 | for_each_module_dir() { | |
811 | local _modcheck | |
812 | local _mod | |
813 | local _moddir | |
814 | local _func | |
815 | _func=$1 | |
816 | for _moddir in "$dracutbasedir/modules.d"/[0-9][0-9]*; do | |
817 | [[ -d $_moddir ]] || continue; | |
818 | [[ -e $_moddir/install || -e $_moddir/installkernel || \ | |
819 | -e $_moddir/module-setup.sh ]] || continue | |
820 | _mod=${_moddir##*/}; _mod=${_mod#[0-9][0-9]} | |
821 | $_func $_mod 1 | |
822 | done | |
823 | ||
824 | # Report any missing dracut modules, the user has specified | |
825 | _modcheck="$add_dracutmodules $force_add_dracutmodules" | |
826 | [[ $dracutmodules != all ]] && _modcheck="$_modcheck $dracutmodules" | |
827 | for _mod in $_modcheck; do | |
828 | [[ " $mods_to_load " == *\ $_mod\ * ]] && continue | |
829 | ||
830 | [[ " $force_add_dracutmodules " != *\ $_mod\ * ]] \ | |
831 | && [[ " $dracutmodules " != *\ $_mod\ * ]] \ | |
832 | && [[ " $omit_dracutmodules " == *\ $_mod\ * ]] \ | |
833 | && continue | |
834 | ||
835 | derror "dracut module '$_mod' cannot be found or installed." | |
836 | [[ " $force_add_dracutmodules " == *\ $_mod\ * ]] && exit 1 | |
837 | [[ " $dracutmodules " == *\ $_mod\ * ]] && exit 1 | |
838 | [[ " $add_dracutmodules " == *\ $_mod\ * ]] && exit 1 | |
839 | done | |
840 | } | |
841 | ||
842 | # Install a single kernel module along with any firmware it may require. | |
843 | # $1 = full path to kernel module to install | |
844 | install_kmod_with_fw() { | |
845 | # no need to go further if the module is already installed | |
846 | ||
847 | [[ -e "${initdir}/lib/modules/$kernel/${1##*/lib/modules/$kernel/}" ]] \ | |
848 | && return 0 | |
849 | ||
850 | if [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && [[ -e "$DRACUT_KERNEL_LAZY_HASHDIR/${1##*/}" ]]; then | |
851 | read ret < "$DRACUT_KERNEL_LAZY_HASHDIR/${1##*/}" | |
852 | return $ret | |
853 | fi | |
854 | ||
855 | if [[ $omit_drivers ]]; then | |
856 | local _kmod=${1##*/} | |
857 | _kmod=${_kmod%.ko*} | |
858 | _kmod=${_kmod/-/_} | |
859 | if [[ "$_kmod" =~ $omit_drivers ]]; then | |
860 | dinfo "Omitting driver $_kmod" | |
861 | return 0 | |
862 | fi | |
863 | if [[ "${1##*/lib/modules/$kernel/}" =~ $omit_drivers ]]; then | |
864 | dinfo "Omitting driver $_kmod" | |
865 | return 0 | |
866 | fi | |
867 | fi | |
868 | ||
869 | if [[ $silent_omit_drivers ]]; then | |
870 | local _kmod=${1##*/} | |
871 | _kmod=${_kmod%.ko*} | |
872 | _kmod=${_kmod/-/_} | |
873 | [[ "$_kmod" =~ $silent_omit_drivers ]] && return 0 | |
874 | [[ "${1##*/lib/modules/$kernel/}" =~ $silent_omit_drivers ]] && return 0 | |
875 | fi | |
876 | ||
877 | inst_simple "$1" "/lib/modules/$kernel/${1##*/lib/modules/$kernel/}" | |
878 | ret=$? | |
879 | [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && \ | |
880 | [[ -d "$DRACUT_KERNEL_LAZY_HASHDIR" ]] && \ | |
881 | echo $ret > "$DRACUT_KERNEL_LAZY_HASHDIR/${1##*/}" | |
882 | (($ret != 0)) && return $ret | |
883 | ||
884 | local _modname=${1##*/} _fwdir _found _fw | |
885 | _modname=${_modname%.ko*} | |
886 | for _fw in $(modinfo -k $kernel -F firmware $1 2>/dev/null); do | |
887 | _found='' | |
888 | for _fwdir in $fw_dir; do | |
889 | [[ -d $_fwdir && -f $_fwdir/$_fw ]] || continue | |
890 | inst_simple "$_fwdir/$_fw" "/lib/firmware/$_fw" | |
891 | _found=yes | |
892 | done | |
893 | if [[ $_found != yes ]]; then | |
894 | if ! [[ -d $(echo /sys/module/${_modname//-/_}|{ read a b; echo $a; }) ]]; then | |
895 | dinfo "Possible missing firmware \"${_fw}\" for kernel module" \ | |
896 | "\"${_modname}.ko\"" | |
897 | else | |
898 | dwarn "Possible missing firmware \"${_fw}\" for kernel module" \ | |
899 | "\"${_modname}.ko\"" | |
900 | fi | |
901 | fi | |
902 | done | |
903 | return 0 | |
904 | } | |
905 | ||
906 | # Do something with all the dependencies of a kernel module. | |
907 | # Note that kernel modules depend on themselves using the technique we use | |
908 | # $1 = function to call for each dependency we find | |
909 | # It will be passed the full path to the found kernel module | |
910 | # $2 = module to get dependencies for | |
911 | # rest of args = arguments to modprobe | |
912 | # _fderr specifies FD passed from surrounding scope | |
913 | for_each_kmod_dep() { | |
914 | local _func=$1 _kmod=$2 _cmd _modpath _options | |
915 | shift 2 | |
916 | modprobe "$@" --ignore-install --show-depends $_kmod 2>&${_fderr} | ( | |
917 | while read _cmd _modpath _options || [ -n "$_cmd" ]; do | |
918 | [[ $_cmd = insmod ]] || continue | |
919 | $_func ${_modpath} || exit $? | |
920 | done | |
921 | ) | |
922 | } | |
923 | ||
924 | dracut_kernel_post() { | |
925 | local _moddirname=${srcmods%%/lib/modules/*} | |
926 | local _pid | |
927 | ||
928 | if [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && [[ -f "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist" ]]; then | |
929 | xargs -r modprobe -a ${_moddirname:+-d ${_moddirname}/} \ | |
930 | --ignore-install --show-depends --set-version $kernel \ | |
931 | < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist" 2>/dev/null \ | |
932 | | sort -u \ | |
933 | | while read _cmd _modpath _options || [ -n "$_cmd" ]; do | |
934 | [[ $_cmd = insmod ]] || continue | |
935 | echo "$_modpath" | |
936 | done > "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep" | |
937 | ||
938 | ( | |
939 | if [[ $DRACUT_INSTALL ]] && [[ -z $_moddirname ]]; then | |
940 | xargs -r $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} -a < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep" | |
941 | else | |
942 | while read _modpath || [ -n "$_modpath" ]; do | |
943 | local _destpath=$_modpath | |
944 | [[ $_moddirname ]] && _destpath=${_destpath##$_moddirname/} | |
945 | _destpath=${_destpath##*/lib/modules/$kernel/} | |
946 | inst_simple "$_modpath" "/lib/modules/$kernel/${_destpath}" || exit $? | |
947 | done < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep" | |
948 | fi | |
949 | ) & | |
950 | _pid=$(jobs -p | while read a || [ -n "$a" ]; do printf ":$a";done) | |
951 | _pid=${_pid##*:} | |
952 | ||
953 | if [[ $DRACUT_INSTALL ]]; then | |
954 | xargs -r modinfo -k $kernel -F firmware < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep" \ | |
955 | | while read line || [ -n "$line" ]; do | |
956 | for _fwdir in $fw_dir; do | |
957 | echo $_fwdir/$line; | |
958 | done; | |
959 | done | xargs -r $DRACUT_INSTALL ${initdir:+-D "$initdir"} ${loginstall:+-L "$loginstall"} -a -o | |
960 | else | |
961 | for _fw in $(xargs -r modinfo -k $kernel -F firmware < "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist.dep"); do | |
962 | for _fwdir in $fw_dir; do | |
963 | [[ -d $_fwdir && -f $_fwdir/$_fw ]] || continue | |
964 | inst_simple "$_fwdir/$_fw" "/lib/firmware/$_fw" | |
965 | break | |
966 | done | |
967 | done | |
968 | fi | |
969 | ||
970 | wait $_pid | |
971 | fi | |
972 | ||
973 | for _f in modules.builtin.bin modules.builtin modules.order; do | |
974 | [[ $srcmods/$_f ]] && inst_simple "$srcmods/$_f" "/lib/modules/$kernel/$_f" | |
975 | done | |
976 | ||
977 | # generate module dependencies for the initrd | |
978 | if [[ -d $initdir/lib/modules/$kernel ]] && \ | |
979 | ! depmod -a -b "$initdir" $kernel; then | |
980 | dfatal "\"depmod -a $kernel\" failed." | |
981 | exit 1 | |
982 | fi | |
983 | ||
984 | [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && rm -fr -- "$DRACUT_KERNEL_LAZY_HASHDIR" | |
985 | } | |
986 | ||
987 | [[ "$kernel_current" ]] || export kernel_current=$(uname -r) | |
988 | ||
989 | module_is_host_only() { | |
990 | local _mod=$1 | |
991 | local _modenc a i _k _s _v _aliases | |
992 | _mod=${_mod##*/} | |
993 | _mod=${_mod%.ko*} | |
994 | _modenc=${_mod//-/_} | |
995 | ||
996 | [[ " $add_drivers " == *\ ${_mod}\ * ]] && return 0 | |
997 | ||
998 | # check if module is loaded | |
999 | [[ ${host_modules["$_modenc"]} ]] && return 0 | |
1000 | ||
1001 | [[ "$kernel_current" ]] || export kernel_current=$(uname -r) | |
1002 | ||
1003 | if [[ "$kernel_current" != "$kernel" ]]; then | |
1004 | # check if module is loadable on the current kernel | |
1005 | # this covers the case, where a new module is introduced | |
1006 | # or a module was renamed | |
1007 | # or a module changed from builtin to a module | |
1008 | ||
1009 | if [[ -d /lib/modules/$kernel_current ]]; then | |
1010 | # if the modinfo can be parsed, but the module | |
1011 | # is not loaded, then we can safely return 1 | |
1012 | modinfo -F filename "$_mod" &>/dev/null && return 1 | |
1013 | fi | |
1014 | ||
07a081f3 HH |
1015 | # just install the module, better safe than sorry |
1016 | return 0 | |
561eb42f HH |
1017 | fi |
1018 | ||
1019 | return 1 | |
1020 | } | |
1021 | ||
1022 | find_kernel_modules_by_path () { | |
1023 | local _OLDIFS | |
1024 | ||
1025 | [[ -f "$srcmods/modules.dep" ]] || return 0 | |
1026 | ||
1027 | _OLDIFS=$IFS | |
1028 | IFS=: | |
1029 | while read a rest || [ -n "$a" ]; do | |
1030 | [[ $a = */$1/* ]] || [[ $a = updates/* ]] || continue | |
1031 | printf "%s\n" "$srcmods/$a" | |
1032 | done < "$srcmods/modules.dep" | |
1033 | IFS=$_OLDIFS | |
1034 | return 0 | |
1035 | } | |
1036 | ||
1037 | find_kernel_modules () { | |
1038 | find_kernel_modules_by_path drivers | |
1039 | } | |
1040 | ||
1041 | # instmods [-c [-s]] <kernel module> [<kernel module> ... ] | |
1042 | # instmods [-c [-s]] <kernel subsystem> | |
1043 | # install kernel modules along with all their dependencies. | |
1044 | # <kernel subsystem> can be e.g. "=block" or "=drivers/usb/storage" | |
1045 | instmods() { | |
1046 | [[ $no_kernel = yes ]] && return | |
1047 | # called [sub]functions inherit _fderr | |
1048 | local _fderr=9 | |
1049 | local _check=no | |
1050 | local _silent=no | |
1051 | if [[ $1 = '-c' ]]; then | |
1052 | _check=yes | |
1053 | shift | |
1054 | fi | |
1055 | ||
1056 | if [[ $1 = '-s' ]]; then | |
1057 | _silent=yes | |
1058 | shift | |
1059 | fi | |
1060 | ||
1061 | function inst1mod() { | |
1062 | local _ret=0 _mod="$1" | |
1063 | case $_mod in | |
1064 | =*) | |
1065 | ( [[ "$_mpargs" ]] && echo $_mpargs | |
1066 | find_kernel_modules_by_path "${_mod#=}" ) \ | |
1067 | | instmods | |
1068 | ((_ret+=$?)) | |
1069 | ;; | |
1070 | --*) _mpargs+=" $_mod" ;; | |
1071 | *) | |
1072 | _mod=${_mod##*/} | |
1073 | # Check for aliased modules | |
1074 | _modalias=$(modinfo -k $kernel -F filename $_mod 2> /dev/null) | |
1075 | _modalias=${_modalias%.ko*} | |
1076 | if [[ $_modalias ]] && [ "${_modalias##*/}" != "${_mod%.ko*}" ] ; then | |
1077 | _mod=${_modalias##*/} | |
1078 | fi | |
1079 | ||
1080 | # if we are already installed, skip this module and go on | |
1081 | # to the next one. | |
1082 | if [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && \ | |
1083 | [[ -f "$DRACUT_KERNEL_LAZY_HASHDIR/${_mod%.ko*}" ]]; then | |
1084 | read _ret <"$DRACUT_KERNEL_LAZY_HASHDIR/${_mod%.ko*}" | |
1085 | return $_ret | |
1086 | fi | |
1087 | ||
1088 | _mod=${_mod/-/_} | |
1089 | if [[ $omit_drivers ]] && [[ "$_mod" =~ $omit_drivers ]]; then | |
1090 | dinfo "Omitting driver ${_mod##$srcmods}" | |
1091 | return 0 | |
1092 | fi | |
1093 | ||
1094 | # If we are building a host-specific initramfs and this | |
1095 | # module is not already loaded, move on to the next one. | |
1096 | [[ $hostonly ]] \ | |
1097 | && ! module_is_host_only "$_mod" \ | |
1098 | && return 0 | |
1099 | ||
1100 | if [[ "$_check" = "yes" ]] || ! [[ $DRACUT_KERNEL_LAZY_HASHDIR ]]; then | |
1101 | # We use '-d' option in modprobe only if modules prefix path | |
1102 | # differs from default '/'. This allows us to use dracut with | |
1103 | # old version of modprobe which doesn't have '-d' option. | |
1104 | local _moddirname=${srcmods%%/lib/modules/*} | |
1105 | [[ -n ${_moddirname} ]] && _moddirname="-d ${_moddirname}/" | |
1106 | ||
1107 | # ok, load the module, all its dependencies, and any firmware | |
1108 | # it may require | |
1109 | for_each_kmod_dep install_kmod_with_fw $_mod \ | |
1110 | --set-version $kernel ${_moddirname} $_mpargs | |
1111 | ((_ret+=$?)) | |
1112 | else | |
1113 | [[ $DRACUT_KERNEL_LAZY_HASHDIR ]] && \ | |
1114 | echo ${_mod%.ko*} >> "$DRACUT_KERNEL_LAZY_HASHDIR/lazylist" | |
1115 | fi | |
1116 | ;; | |
1117 | esac | |
1118 | return $_ret | |
1119 | } | |
1120 | ||
1121 | function instmods_1() { | |
1122 | local _mod _mpargs | |
1123 | if (($# == 0)); then # filenames from stdin | |
1124 | while read _mod || [ -n "$_mod" ]; do | |
1125 | inst1mod "${_mod%.ko*}" || { | |
1126 | if [[ "$_check" == "yes" ]] && [[ "$_silent" == "no" ]]; then | |
1127 | dfatal "Failed to install module $_mod" | |
1128 | fi | |
1129 | } | |
1130 | done | |
1131 | fi | |
1132 | while (($# > 0)); do # filenames as arguments | |
1133 | inst1mod ${1%.ko*} || { | |
1134 | if [[ "$_check" == "yes" ]] && [[ "$_silent" == "no" ]]; then | |
1135 | dfatal "Failed to install module $1" | |
1136 | fi | |
1137 | } | |
1138 | shift | |
1139 | done | |
1140 | return 0 | |
1141 | } | |
1142 | ||
1143 | local _ret _filter_not_found='FATAL: Module .* not found.' | |
1144 | # Capture all stderr from modprobe to _fderr. We could use {var}>... | |
1145 | # redirections, but that would make dracut require bash4 at least. | |
1146 | eval "( instmods_1 \"\$@\" ) ${_fderr}>&1" \ | |
1147 | | while read line || [ -n "$line" ]; do [[ "$line" =~ $_filter_not_found ]] || echo $line;done | derror | |
1148 | _ret=$? | |
1149 | return $_ret | |
1150 | } |