forked from fabrox/genkernel-next
-
Notifications
You must be signed in to change notification settings - Fork 0
/
gen_initramfs.sh
executable file
·1184 lines (1030 loc) · 40 KB
/
gen_initramfs.sh
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
#!/bin/bash
# $Id$
CPIO_ARGS="--quiet -o -H newc"
_get_udevdir() {
local udev_dir=$(pkg-config --variable udevdir udev)
[[ -n "${udev_dir}" ]] && echo $(realpath "${udev_dir}")
}
# The copy_binaries function is explicitly released under the CC0 license to
# encourage wide adoption and re-use. That means:
# - You may use the code of copy_binaries() as CC0 outside of genkernel
# - Contributions to this function are licensed under CC0 as well.
# - If you change it outside of genkernel, please consider sending your
# modifications back to genkernel@gentoo.org.
#
# On a side note: "Both public domain works and the simple license provided by
# CC0 are compatible with the GNU GPL."
# (from https://www.gnu.org/licenses/license-list.html#CC0)
#
# Written by:
# - Sebastian Pipping <sebastian@pipping.org> (error checking)
# - Robin H. Johnson <robbat2@gentoo.org> (complete rewrite)
# - Richard Yao <ryao@cs.stonybrook.edu> (original concept)
# Usage:
# copy_binaries DESTDIR BINARIES...
copy_binaries() {
local destdir=$1
shift
for binary in "$@"; do
[[ -e "${binary}" ]] \
|| gen_die "Binary ${binary} could not be found"
if LC_ALL=C lddtree "${binary}" 2>&1 | fgrep -q 'not found'; then
gen_die "Binary ${binary} is linked to missing libraries and may need to be re-built"
fi
done
# This must be OUTSIDE the for loop, we only want to run lddtree etc ONCE.
# lddtree does not have the -V (version) nor the -l (list) options prior to version 1.18
(
if lddtree -V > /dev/null 2>&1 ; then
lddtree -l "$@"
else
lddtree "$@" \
| tr ')(' '\n' \
| awk '/=>/{ if($3 ~ /^\//){print $3}}'
fi ) \
| sort \
| uniq \
| cpio -p --make-directories --dereference --quiet "${destdir}" \
|| gen_die "Binary ${f} or some of its library dependencies could not be copied"
}
log_future_cpio_content() {
if [[ "${LOGLEVEL}" -gt 1 ]]; then
echo =================================================================
echo "About to add these files from '${PWD}' to cpio archive:"
find . | xargs ls -ald
echo =================================================================
fi
}
get_firmware_files() {
local kmod="${1}"
modinfo --set-version="${KV}" -F firmware "${kmod}" || \
gen_die "cannot execute modinfo for ${kmod}"
}
append_base_layout() {
if [ -d "${TEMP}/initramfs-base-temp" ]
then
rm -rf "${TEMP}/initramfs-base-temp" > /dev/null
fi
mkdir -p ${TEMP}/initramfs-base-temp/dev/shm
mkdir -p ${TEMP}/initramfs-base-temp/bin
mkdir -p ${TEMP}/initramfs-base-temp/etc
mkdir -p ${TEMP}/initramfs-base-temp/usr
mkdir -p ${TEMP}/initramfs-base-temp/lib
mkdir -p ${TEMP}/initramfs-base-temp/mnt
mkdir -p ${TEMP}/initramfs-base-temp/run
mkdir -p ${TEMP}/initramfs-base-temp/sbin
mkdir -p ${TEMP}/initramfs-base-temp/proc
mkdir -p ${TEMP}/initramfs-base-temp/temp
mkdir -p ${TEMP}/initramfs-base-temp/tmp
mkdir -p ${TEMP}/initramfs-base-temp/sys
mkdir -p ${TEMP}/initramfs-temp/.initrd
mkdir -p ${TEMP}/initramfs-base-temp/var/lock/dmraid
mkdir -p ${TEMP}/initramfs-base-temp/sbin
mkdir -p ${TEMP}/initramfs-base-temp/usr/bin
mkdir -p ${TEMP}/initramfs-base-temp/usr/sbin
mkdir -p ${TEMP}/initramfs-base-temp/usr/share
mkdir -p ${TEMP}/initramfs-base-temp/usr/lib
ln -s lib ${TEMP}/initramfs-base-temp/lib64
ln -s lib ${TEMP}/initramfs-base-temp/usr/lib64
echo "/dev/ram0 / ext2 defaults 0 0" > ${TEMP}/initramfs-base-temp/etc/fstab
echo "proc /proc proc defaults 0 0" >> ${TEMP}/initramfs-base-temp/etc/fstab
cd ${TEMP}/initramfs-base-temp/dev || gen_die "cannot cd to dev"
mknod -m 660 console c 5 1 || gen_die "cannot mknod"
mknod -m 660 null c 1 3 || gen_die "cannot mknod"
mknod -m 660 zero c 1 5 || gen_die "cannot mknod"
mknod -m 600 tty0 c 4 0 || gen_die "cannot mknod"
mknod -m 600 tty1 c 4 1 || gen_die "cannot mknod"
mknod -m 600 ttyS0 c 4 64 || gen_die "cannot mknod"
chmod 1777 shm || gen_die "cannot mknod" # bug 476278
date -u '+%Y%m%d-%H%M%S' > ${TEMP}/initramfs-base-temp/etc/build_date
echo "Genkernel $GK_V" > ${TEMP}/initramfs-base-temp/etc/build_id
cd "${TEMP}/initramfs-base-temp/"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing baselayout cpio"
cd "${TEMP}"
rm -rf "${TEMP}/initramfs-base-temp" > /dev/null
}
append_busybox() {
if [ -d "${TEMP}/initramfs-busybox-temp" ]
then
rm -rf "${TEMP}/initramfs-busybox-temp" > /dev/null
fi
mkdir -p "${TEMP}/initramfs-busybox-temp/bin/"
tar -xjf "${BUSYBOX_BINCACHE}" -C "${TEMP}/initramfs-busybox-temp/bin" busybox ||
gen_die 'Could not extract busybox bincache!'
chmod +x "${TEMP}/initramfs-busybox-temp/bin/busybox"
mkdir -p "${TEMP}/initramfs-busybox-temp/usr/share/udhcpc/"
cp "${GK_SHARE}/defaults/udhcpc.scripts" ${TEMP}/initramfs-busybox-temp/usr/share/udhcpc/default.script
chmod +x "${TEMP}/initramfs-busybox-temp/usr/share/udhcpc/default.script"
# Set up a few default symlinks
local default_applets="[ ash sh mount uname ls echo cut cat flock stty"
default_applets+=" readlink realpath mountpoint dmesg udhcpc chmod mktemp"
for i in ${BUSYBOX_APPLETS:-${default_applets}}; do
rm -f ${TEMP}/initramfs-busybox-temp/bin/$i
ln -s busybox ${TEMP}/initramfs-busybox-temp/bin/$i ||
gen_die "Busybox error: could not link ${i}!"
done
local sbin_applets="sbin/modprobe sbin/insmod"
sbin_applets+=" sbin/rmmod bin/lsmod sbin/losetup"
local dir=
local name=
for i in ${sbin_applets}; do
dir=$(dirname $i)
name=$(basename $i)
rm -f ${TEMP}/initramfs-busybox-temp/$dir/$name
mkdir -p ${TEMP}/initramfs-busybox-temp/$dir ||
gen_die "Busybox error: could not create dir: $dir"
ln -s ../bin/busybox ${TEMP}/initramfs-busybox-temp/$dir/$name ||
gen_die "Busybox error: could not link ${i}!"
done
cd "${TEMP}/initramfs-busybox-temp/"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing busybox cpio"
cd "${TEMP}"
rm -rf "${TEMP}/initramfs-busybox-temp" > /dev/null
}
append_e2fsprogs(){
if [ -d "${TEMP}"/initramfs-e2fsprogs-temp ]
then
rm -r "${TEMP}"/initramfs-e2fsprogs-temp
fi
cd "${TEMP}" \
|| gen_die "cd '${TEMP}' failed"
mkdir -p initramfs-e2fsprogs-temp
copy_binaries "${TEMP}"/initramfs-e2fsprogs-temp/ /sbin/{e2fsck,mke2fs}
cd "${TEMP}"/initramfs-e2fsprogs-temp \
|| gen_die "cd '${TEMP}/initramfs-e2fsprogs-temp' failed"
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}"
rm -rf "${TEMP}"/initramfs-e2fsprogs-temp > /dev/null
}
append_blkid(){
if [ -d "${TEMP}/initramfs-blkid-temp" ]
then
rm -r "${TEMP}/initramfs-blkid-temp/"
fi
cd ${TEMP}
mkdir -p "${TEMP}/initramfs-blkid-temp/"
copy_binaries "${TEMP}"/initramfs-blkid-temp/ /sbin/blkid
cd "${TEMP}/initramfs-blkid-temp/"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing blkid cpio"
cd "${TEMP}"
rm -rf "${TEMP}/initramfs-blkid-temp" > /dev/null
}
append_multipath(){
if [ -d "${TEMP}/initramfs-multipath-temp" ]
then
rm -r "${TEMP}/initramfs-multipath-temp"
fi
print_info 1 ' Multipath support being added'
mkdir -p "${TEMP}"/initramfs-multipath-temp/{bin,etc,sbin,lib}/
# Copy files
copy_binaries "${TEMP}/initramfs-multipath-temp" \
/sbin/{multipath,kpartx,mpath_prio_*,devmap_name,dmsetup} \
/{lib,lib64}/{udev/scsi_id,multipath/*so}
if [ -x /sbin/multipath ]
then
cp /etc/multipath.conf "${TEMP}/initramfs-multipath-temp/etc/" || gen_die 'could not copy /etc/multipath.conf please check this'
fi
# /etc/scsi_id.config does not exist in newer udevs
# copy it optionally.
if [ -x /sbin/scsi_id -a -f /etc/scsi_id.config ]
then
cp /etc/scsi_id.config "${TEMP}/initramfs-multipath-temp/etc/" || gen_die 'could not copy scsi_id.config'
fi
cd "${TEMP}/initramfs-multipath-temp"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing multipath cpio"
cd "${TEMP}"
rm -r "${TEMP}/initramfs-multipath-temp/"
}
append_dmraid(){
if [ -d "${TEMP}/initramfs-dmraid-temp" ]
then
rm -r "${TEMP}/initramfs-dmraid-temp/"
fi
print_info 1 'DMRAID: Adding support (copying binaries from system)...'
mkdir -p "${TEMP}/initramfs-dmraid-temp/sbin"
copy_binaries "${TEMP}/initramfs-dmraid-temp" \
/usr/sbin/dmraid /usr/sbin/dmevent_tool
cd "${TEMP}/initramfs-dmraid-temp"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing dmraid cpio"
cd "${TEMP}"
rm -r "${TEMP}/initramfs-dmraid-temp/"
}
append_iscsi(){
if [ -d "${TEMP}/initramfs-iscsi-temp" ]
then
rm -r "${TEMP}/initramfs-iscsi-temp/"
fi
print_info 1 'iSCSI: Adding support (copying binaries from system)...'
mkdir -p "${TEMP}/initramfs-iscsi-temp/usr/sbin/"
copy_binaries "${TEMP}/initramfs-iscsi-temp" /usr/sbin/iscsistart
cd "${TEMP}/initramfs-iscsi-temp"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing iscsi cpio"
cd "${TEMP}"
rm -r "${TEMP}/initramfs-iscsi-temp/"
}
append_lvm(){
if [ -d "${TEMP}/initramfs-lvm-temp" ]
then
rm -rf "${TEMP}/initramfs-lvm-temp/"
fi
cd ${TEMP}
mkdir -p "${TEMP}/initramfs-lvm-temp"/{bin,sbin}
mkdir -p "${TEMP}/initramfs-lvm-temp/etc/lvm/"
print_info 1 'LVM: Adding support (copying binaries from system)...'
local udev_dir=$(_get_udevdir)
udev_files=( $(qlist -e sys-fs/lvm2:0 | xargs realpath | \
grep ^${udev_dir}/rules.d) )
for f in "${udev_files[@]}"; do
[ -f "${f}" ] || gen_die "append_lvm: not a file: ${f}"
mkdir -p "${TEMP}/initramfs-lvm-temp"/$(dirname "${f}") || \
gen_die "cannot create rules.d directory"
cp "${f}" "${TEMP}/initramfs-lvm-temp/${f}" || \
gen_die "cannot copy ${f} from system"
done
copy_binaries "${TEMP}/initramfs-lvm-temp" \
/sbin/lvm /sbin/dmsetup /sbin/thin_check \
/sbin/thin_restore /sbin/thin_dump \
/sbin/cache_check /sbin/cache_restore \
/sbin/cache_dump /sbin/cache_repair
if [ -f /etc/lvm/lvm.conf ]
then
cp /etc/lvm/lvm.conf "${TEMP}/initramfs-lvm-temp/etc/lvm/" ||
gen_die 'Could not copy over lvm.conf!'
fi
cd "${TEMP}/initramfs-lvm-temp/"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing lvm cpio"
cd "${TEMP}"
rm -rf "${TEMP}/initramfs-lvm-temp/"
}
append_mdadm(){
if [ -d "${TEMP}/initramfs-mdadm-temp" ]
then
rm -r "${TEMP}/initramfs-mdadm-temp/"
fi
cd ${TEMP}
mkdir -p "${TEMP}/initramfs-mdadm-temp/etc/"
mkdir -p "${TEMP}/initramfs-mdadm-temp/sbin/"
copy_binaries "${TEMP}/initramfs-mdadm-temp" \
/sbin/mdadm /sbin/mdmon /sbin/mdassemble
if [ -n "${MDADM_CONFIG}" ]
then
if [ -f "${MDADM_CONFIG}" ]
then
cp -a "${MDADM_CONFIG}" \
"${TEMP}/initramfs-mdadm-temp/etc/mdadm.conf" \
|| gen_die "Could not copy mdadm.conf!"
else
gen_die 'sl${MDADM_CONFIG} does not exist!'
fi
else
print_info 1 ' MDADM: Skipping inclusion of mdadm.conf'
fi
cd "${TEMP}/initramfs-mdadm-temp/"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing mdadm cpio"
cd "${TEMP}"
rm -rf "${TEMP}/initramfs-mdadm-temp" > /dev/null
}
append_zfs(){
if [ -d "${TEMP}/initramfs-zfs-temp" ]
then
rm -r "${TEMP}/initramfs-zfs-temp"
fi
mkdir -p "${TEMP}/initramfs-zfs-temp/etc/zfs"
# Copy files to /etc/zfs
for i in zdev.conf zpool.cache
do
if [ -f /etc/zfs/${i} ]
then
print_info 1 " >> Including ${i}"
cp -a "/etc/zfs/${i}" "${TEMP}/initramfs-zfs-temp/etc/zfs" 2> /dev/null \
|| gen_die "Could not copy file ${i} for ZFS"
fi
done
# Copy binaries
copy_binaries "${TEMP}/initramfs-zfs-temp" /sbin/{mount.zfs,zfs,zpool}
cd "${TEMP}/initramfs-zfs-temp/"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing zfs cpio"
cd "${TEMP}"
rm -rf "${TEMP}/initramfs-zfs-temp" > /dev/null
}
append_btrfs() {
if [ -d "${TEMP}/initramfs-btrfs-temp" ]
then
rm -r "${TEMP}/initramfs-btrfs-temp"
fi
# Copy binaries
copy_binaries "${TEMP}/initramfs-btrfs-temp" /sbin/btrfs
cd "${TEMP}/initramfs-btrfs-temp/"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing btrfs cpio"
cd "${TEMP}"
rm -rf "${TEMP}/initramfs-btrfs-temp" > /dev/null
}
append_splash(){
splash_geninitramfs=`which splash_geninitramfs 2>/dev/null`
if [ -x "${splash_geninitramfs}" ]
then
[ -z "${SPLASH_THEME}" ] && [ -e /etc/conf.d/splash ] && source /etc/conf.d/splash
[ -z "${SPLASH_THEME}" ] && SPLASH_THEME=default
print_info 1 " >> Installing splash [ using the ${SPLASH_THEME} theme ]..."
if [ -d "${TEMP}/initramfs-splash-temp" ]
then
rm -r "${TEMP}/initramfs-splash-temp/"
fi
mkdir -p "${TEMP}/initramfs-splash-temp"
cd /
local tmp=""
[ -n "${SPLASH_RES}" ] && tmp="-r ${SPLASH_RES}"
splash_geninitramfs -c "${TEMP}/initramfs-splash-temp" ${tmp} ${SPLASH_THEME} || gen_die "Could not build splash cpio archive"
if [ -e "/usr/share/splashutils/initrd.splash" ]; then
mkdir -p "${TEMP}/initramfs-splash-temp/etc"
cp -f "/usr/share/splashutils/initrd.splash" "${TEMP}/initramfs-splash-temp/etc"
fi
cd "${TEMP}/initramfs-splash-temp/"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing splash cpio"
cd "${TEMP}"
rm -r "${TEMP}/initramfs-splash-temp/"
else
print_warning 1 ' >> No splash detected; skipping!'
fi
}
append_plymouth() {
[ -z "${PLYMOUTH_THEME}" ] && \
PLYMOUTH_THEME=$(plymouth-set-default-theme)
[ -z "${PLYMOUTH_THEME}" ] && PLYMOUTH_THEME=text
if [ -d "${TEMP}/initramfs-ply-temp" ]
then
rm -r "${TEMP}/initramfs-ply-temp"
fi
mkdir -p "${TEMP}/initramfs-ply-temp/usr/share/plymouth/themes"
mkdir -p "${TEMP}/initramfs-ply-temp/etc/plymouth"
mkdir -p "${TEMP}/initramfs-ply-temp/"{bin,sbin}
mkdir -p "${TEMP}/initramfs-ply-temp/usr/"{bin,sbin}
cd "${TEMP}/initramfs-ply-temp"
local theme_dir="/usr/share/plymouth/themes"
local t=
local p=
local ply="${theme_dir}/${PLYMOUTH_THEME}/${PLYMOUTH_THEME}.plymouth"
local plugin=$(grep "^ModuleName=" "${ply}" | cut -d= -f2-)
local plugin_binary=
if [ -n "${plugin}" ]
then
plugin_binary="$(plymouth --get-splash-plugin-path)/${plugin}.so"
fi
print_info 1 " >> Installing plymouth [ using the ${PLYMOUTH_THEME} theme and plugin: \"${plugin}\" ]..."
for t in text details ${PLYMOUTH_THEME}; do
cp -R "${theme_dir}/${t}" \
"${TEMP}/initramfs-ply-temp${theme_dir}/" || \
gen_die "cannot copy ${theme_dir}/details"
done
cp /usr/share/plymouth/{bizcom.png,plymouthd.defaults} \
"${TEMP}/initramfs-ply-temp/usr/share/plymouth/" || \
gen_die "cannot copy bizcom.png and plymouthd.defaults"
# Do both config setup
echo -en "[Daemon]\nTheme=${PLYMOUTH_THEME}\n" > \
"${TEMP}/initramfs-ply-temp/etc/plymouth/plymouthd.conf" || \
gen_die "Cannot create /etc/plymouth/plymouthd.conf"
ln -sf "${PLYMOUTH_THEME}/${PLYMOUTH_THEME}.plymouth" \
"${TEMP}/initramfs-ply-temp${theme_dir}/default.plymouth" || \
gen_die "cannot setup the default plymouth theme"
# plymouth may have placed the libs into /usr/
local libply_core="/lib*/libply-splash-core.so.*"
if ! ls -1 ${libply_core} 2>/dev/null >/dev/null; then
libply_core="/usr/lib*/libply-splash-core.so.*"
fi
local libs=(
"${libply_core}"
"/usr/lib*/libply-splash-graphics.so.*"
"/usr/lib*/plymouth/text.so"
"/usr/lib*/plymouth/details.so"
"/usr/lib*/plymouth/renderers/frame-buffer.so"
"/usr/lib*/plymouth/renderers/drm.so"
"${plugin_binary}"
)
# lib64 must take the precedence or all the cpio archive
# symlinks will be fubared
local slib= lib= final_lib= final_libs=()
for slib in "${libs[@]}"; do
lib=( ${slib} )
final_lib="${lib[0]}"
final_libs+=( "${final_lib}" )
done
local plymouthd_bin="/sbin/plymouthd"
[ ! -e "${plymouthd_bin}" ] && \
plymouthd_bin="/usr/sbin/plymouthd"
local plymouth_bin="/bin/plymouth"
[ ! -e "${plymouth_bin}" ] && \
plymouth_bin="/usr/bin/plymouth"
copy_binaries "${TEMP}/initramfs-ply-temp" \
"${plymouthd_bin}" "${plymouth_bin}" \
"${final_libs[@]}" || gen_die "cannot copy plymouth"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "appending plymouth to cpio"
cd "${TEMP}"
rm -r "${TEMP}/initramfs-ply-temp/"
}
append_overlay(){
cd ${INITRAMFS_OVERLAY}
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing overlay cpio"
}
append_luks() {
local _luks_error_format="LUKS support cannot be included: %s. Please emerge sys-fs/cryptsetup[static]."
local _luks_source=/sbin/cryptsetup
local _luks_dest=/sbin/cryptsetup
if [ -d "${TEMP}/initramfs-luks-temp" ]
then
rm -r "${TEMP}/initramfs-luks-temp/"
fi
mkdir -p "${TEMP}/initramfs-luks-temp/lib/luks/"
mkdir -p "${TEMP}/initramfs-luks-temp/sbin"
cd "${TEMP}/initramfs-luks-temp"
if isTrue ${LUKS}
then
[ -x "${_luks_source}" ] \
|| gen_die "$(printf "${_luks_error_format}" "no file ${_luks_source}")"
print_info 1 "Including LUKS support"
copy_binaries "${TEMP}/initramfs-luks-temp/" /sbin/cryptsetup
fi
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "appending cryptsetup to cpio"
cd "${TEMP}"
rm -r "${TEMP}/initramfs-luks-temp/"
}
append_firmware() {
if [ -z "${FIRMWARE_FILES}" -a ! -d "${FIRMWARE_DIR}" ]
then
gen_die "specified firmware directory (${FIRMWARE_DIR}) does not exist"
fi
if [ -d "${TEMP}/initramfs-firmware-temp" ]
then
rm -r "${TEMP}/initramfs-firmware-temp/"
fi
mkdir -p "${TEMP}/initramfs-firmware-temp/lib/firmware"
cd "${TEMP}/initramfs-firmware-temp"
if [ -n "${FIRMWARE_FILES}" ]
then
OLD_IFS=$IFS
IFS=","
for i in ${FIRMWARE_FILES}
do
cp -L "${i}" ${TEMP}/initramfs-firmware-temp/lib/firmware/
done
IFS=$OLD_IFS
else
cp -a "${FIRMWARE_DIR}"/* ${TEMP}/initramfs-firmware-temp/lib/firmware/
fi
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "appending firmware to cpio"
cd "${TEMP}"
rm -r "${TEMP}/initramfs-firmware-temp/"
}
append_gpg() {
if [ -d "${TEMP}/initramfs-gpg-temp" ]
then
rm -r "${TEMP}/initramfs-gpg-temp"
fi
mkdir -p "${TEMP}/initramfs-gpg-temp/sbin/"
print_info 1 "Including GPG support"
copy_binaries "${TEMP}/initramfs-gpg-temp" /usr/bin/gpg
cd "${TEMP}/initramfs-gpg-temp/"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing gpg cpio"
cd "${TEMP}"
rm -rf "${TEMP}/initramfs-gpg-temp" > /dev/null
}
append_udev() {
if [ -d "${TEMP}/initramfs-udev-temp" ]
then
rm -r "${TEMP}/initramfs-udev-temp"
fi
local udev_dir=$(_get_udevdir)
udev_files="
${udev_dir}/rules.d/50-udev-default.rules
${udev_dir}/rules.d/60-persistent-storage.rules
${udev_dir}/rules.d/80-drivers.rules
/etc/udev/udev.conf
"
udev_maybe_files="
${udev_dir}/rules.d/40-gentoo.rules
${udev_dir}/rules.d/99-systemd.rules
/etc/modprobe.d/blacklist.conf
/lib/systemd/network/99-default.link
"
is_maybe=0
for f in ${udev_files} -- ${udev_maybe_files}; do
[ "${f}" = "--" ] && {
is_maybe=1;
continue;
}
mkdir -p "${TEMP}/initramfs-udev-temp"/$(dirname "${f}") || \
gen_die "cannot create rules.d directory"
cp "${f}" "${TEMP}/initramfs-udev-temp/${f}"
if [ "${?}" != "0" ]
then
[ "${is_maybe}" = "0" ] && \
gen_die "cannot copy ${f} from udev"
[ "${is_maybe}" = "1" ] && \
print_warning 1 "cannot copy ${f} from udev"
fi
done
# systemd-207 dropped /sbin/udevd
local udevd_bin=/sbin/udevd
[ ! -e "${udevd_bin}" ] && udevd_bin=/usr/lib/systemd/systemd-udevd
# systemd-210, moved udevd to another location
[ ! -e "${udevd_bin}" ] && udevd_bin=/lib/systemd/systemd-udevd
[ ! -e "${udevd_bin}" ] && gen_die "cannot find udevd"
local udevadm_bin=/bin/udevadm
[ ! -e "${udevadm_bin}" ] && udevadm_bin=/usr/bin/udevadm
# Copy binaries
copy_binaries "${TEMP}/initramfs-udev-temp" \
"${udevd_bin}" "${udevadm_bin}" "${udev_dir}/scsi_id" \
"${udev_dir}/ata_id" "${udev_dir}/mtd_probe"
cd "${TEMP}/initramfs-udev-temp/"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing udev cpio"
cd "${TEMP}"
rm -rf "${TEMP}/initramfs-udev-temp" > /dev/null
}
append_ld_so_conf() {
local tmp_dir="${TEMP}/initramfs-ld-temp"
rm -rf "${tmp_dir}"
mkdir -p "${tmp_dir}"
print_info 1 'ldconfig: adding /sbin/ldconfig...'
# Add ldconfig to the initramfs so that we can
# run ldconfig at runtime if needed.
copy_binaries "${tmp_dir}" "/sbin/ldconfig"
print_info 1 'ld.so.conf: adding /etc/ld.so.conf{.d/*,}...'
local f= f_dir=
for f in /etc/ld.so.conf /etc/ld.so.conf.d/*; do
if [ -f "${f}" ]; then
f_dir=$(dirname "${f}")
tmp_f_dir="${tmp_dir}/${f_dir}"
mkdir -p "${tmp_f_dir}" || \
gen_die "cannot create dir ${tmp_f_dir}"
cp -a "${f}" "${tmp_f_dir}/" || \
gen_die "cannot copy ${f} to ${tmp_f_dir}"
fi
done
cd "${tmp_dir}" || gen_die "cannot cd into ${tmp_dir}"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing ld.so.conf.* cpio"
cd "$(dirname "${tmp_dir}")"
rm -rf "${tmp_dir}"
# Unfortunately genkernel works by appending cruft over crut
# but we need to generate a valid ld.so.conf. So we extract the
# current CPIO archive, run ldconfig -r against it and append the
# last bits.
#
# We only do this if we are "root", because "ldconfig -r" requires
# root privileges to chroot. If we are not root we don't generate the
# ld.so.cache here, but expect that ldconfig would regenerate it when the
# machine boots.
if [[ $(id -u) == 0 && -z ${FAKED_MODE:-} ]]; then
local tmp_dir_ext="${tmp_dir}/extracted"
mkdir -p "${tmp_dir_ext}"
mkdir -p "${tmp_dir}/etc"
cd "${tmp_dir_ext}" || gen_die "cannot cd into ${tmp_dir_ext}"
cpio -id --quiet < "${CPIO}" || gen_die "cannot re-extract ${CPIO}"
cd "${tmp_dir}" || gen_die "cannot cd into ${tmp_dir}"
ldconfig -r "${tmp_dir_ext}" || \
gen_die "cannot run ldconfig on ${tmp_dir_ext}"
cp -a "${tmp_dir_ext}/etc/ld.so.cache" "${tmp_dir}/etc/ld.so.cache" || \
gen_die "cannot copy ld.so.cache"
rm -rf "${tmp_dir_ext}"
cd "${tmp_dir}" || gen_die "cannot cd into ${tmp_dir}"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing ld.so.cache cpio"
cd "$(dirname "${tmp_dir}")"
rm -rf "${tmp_dir}"
fi
}
print_list()
{
local x
for x in ${*}
do
echo ${x}
done
}
append_modules() {
local group
local group_modules
local MOD_EXT=".ko"
print_info 2 "initramfs: >> Searching for modules..."
if [ "${INSTALL_MOD_PATH}" != '' ]
then
cd ${INSTALL_MOD_PATH}
else
cd /
fi
if [ -d "${TEMP}/initramfs-modules-${KV}-temp" ]
then
rm -r "${TEMP}/initramfs-modules-${KV}-temp/"
fi
mkdir -p "${TEMP}/initramfs-modules-${KV}-temp/lib/modules/${KV}"
for i in `gen_dep_list`
do
mymod=`find ./lib/modules/${KV} -name "${i}${MOD_EXT}" 2>/dev/null| head -n 1 `
if [ -z "${mymod}" ]
then
print_warning 2 "Warning :: ${i}${MOD_EXT} not found; skipping..."
continue;
fi
print_info 2 "initramfs: >> Copying ${i}${MOD_EXT}..."
cp -ax --parents "${mymod}" "${TEMP}/initramfs-modules-${KV}-temp"
done
cp -ax --parents ./lib/modules/${KV}/modules* ${TEMP}/initramfs-modules-${KV}-temp 2>/dev/null
mkdir -p "${TEMP}/initramfs-modules-${KV}-temp/etc/modules"
for group_modules in ${!MODULES_*}; do
group="$(echo $group_modules | cut -d_ -f2 | tr "[:upper:]" "[:lower:]")"
print_list ${!group_modules} > "${TEMP}/initramfs-modules-${KV}-temp/etc/modules/${group}"
done
cd "${TEMP}/initramfs-modules-${KV}-temp/"
log_future_cpio_content
find . | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing modules cpio"
cd "${TEMP}"
rm -r "${TEMP}/initramfs-modules-${KV}-temp/"
}
append_drm() {
local MOD_EXT=".ko"
print_info 2 "initramfs: >> Appending drm drivers..."
if [ "${INSTALL_MOD_PATH}" != '' ]
then
cd ${INSTALL_MOD_PATH}
else
cd /
fi
rm -rf "${TEMP}/initramfs-drm-${KV}-temp/"
mkdir -p "${TEMP}/initramfs-drm-${KV}-temp/lib/modules/${KV}"
local mods_path="./lib/modules/${KV}"
local drm_path="${mods_path}/kernel/drivers/gpu/drm"
local modules
if [ -d "${drm_path}" ]
then
modules=$(strip_mod_paths $(find "${drm_path}" -name "*${MOD_EXT}"))
else
print_warning 2 "Warning :: no drm modules in drivers/gpu/drm..."
fi
rm -f "${TEMP}/moddeps"
gen_deps ${modules}
if [ -f "${TEMP}/moddeps" ]
then
modules=$(cat "${TEMP}/moddeps" | sort | uniq)
else
print_warning 2 "Warning :: module dependencies not generated..."
fi
local mod i fws fw
for i in ${modules}
do
mod=$(find "${mods_path}" -name "${i}${MOD_EXT}" 2>/dev/null| head -n 1)
if [ -z "${mod}" ]
then
print_warning 2 "Warning :: ${i}${MOD_EXT} not found; skipping..."
continue
fi
print_info 2 "initramfs: >> Copying ${mod}..."
cp -ax --parents "${mod}" "${TEMP}/initramfs-drm-${KV}-temp"
fws=( $(get_firmware_files "${mod}") )
for fw in "${fws[@]}"
do
# we must use /lib/firmware because kernel may not
# contain all the firmware files and /lib/firmware is
# expected to be more up-to-date.
print_info 2 "initramfs: >> Copying firmware ${fw}..."
cp -ax --parents "/lib/firmware/${fw}" \
"${TEMP}/initramfs-drm-${KV}-temp"
done
done
cd "${TEMP}/initramfs-drm-${KV}-temp/"
log_future_cpio_content
find . | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing drm cpio"
cd "${TEMP}"
rm -r "${TEMP}/initramfs-drm-${KV}-temp/"
}
# check for static linked file with objdump
is_static() {
LANG="C" LC_ALL="C" objdump -T $1 2>&1 | grep "not a dynamic object" > /dev/null
return $?
}
append_auxilary() {
if [ -d "${TEMP}/initramfs-aux-temp" ]
then
rm -r "${TEMP}/initramfs-aux-temp/"
fi
mkdir -p "${TEMP}/initramfs-aux-temp/etc"
mkdir -p "${TEMP}/initramfs-aux-temp/sbin"
if [ -f "${CMD_LINUXRC}" ]
then
cp "${CMD_LINUXRC}" "${TEMP}/initramfs-aux-temp/init"
print_info 2 " >> Copying user specified linuxrc: ${CMD_LINUXRC} to init"
else
if isTrue ${NETBOOT}
then
cp "${GK_SHARE}/netboot/linuxrc.x" "${TEMP}/initramfs-aux-temp/init"
else
if [ -f "${GK_SHARE}/arch/${ARCH}/linuxrc" ]
then
cp "${GK_SHARE}/arch/${ARCH}/linuxrc" "${TEMP}/initramfs-aux-temp/init"
else
cp "${GK_SHARE}/defaults/linuxrc" "${TEMP}/initramfs-aux-temp/init"
fi
fi
fi
# Make sure it's executable
chmod 0755 "${TEMP}/initramfs-aux-temp/init"
# Make a symlink to init .. incase we are bundled inside the kernel as one
# big cpio.
cd ${TEMP}/initramfs-aux-temp
ln -s init linuxrc
# ln ${TEMP}/initramfs-aux-temp/init ${TEMP}/initramfs-aux-temp/linuxrc
if [ -f "${GK_SHARE}/arch/${ARCH}/initrd.scripts" ]
then
cp "${GK_SHARE}/arch/${ARCH}/initrd.scripts" "${TEMP}/initramfs-aux-temp/etc/initrd.scripts"
else
cp "${GK_SHARE}/defaults/initrd.scripts" "${TEMP}/initramfs-aux-temp/etc/initrd.scripts"
fi
if [ -d "${GK_SHARE}/arch/${ARCH}/initrd.d" ]
then
cp -r "${GK_SHARE}/arch/${ARCH}/initrd.d" \
"${TEMP}/initramfs-aux-temp/etc/"
else
cp -r "${GK_SHARE}/defaults/initrd.d" \
"${TEMP}/initramfs-aux-temp/etc/"
fi
if [ -f "${GK_SHARE}/arch/${ARCH}/initrd.defaults" ]
then
cp "${GK_SHARE}/arch/${ARCH}/initrd.defaults" "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
else
cp "${GK_SHARE}/defaults/initrd.defaults" "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
fi
if [ -n "${REAL_ROOT}" ]
then
sed -i "s:^REAL_ROOT=.*$:REAL_ROOT='${REAL_ROOT}':" "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
fi
echo -n 'HWOPTS="$HWOPTS ' >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
for group_modules in ${!MODULES_*}; do
group="$(echo $group_modules | cut -d_ -f2 | tr "[:upper:]" "[:lower:]")"
echo -n "${group} " >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
done
echo '"' >> "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
if isTrue $CMD_DOKEYMAPAUTO
then
echo 'MY_HWOPTS="${MY_HWOPTS} keymap"' >> ${TEMP}/initramfs-aux-temp/etc/initrd.defaults
fi
if isTrue $CMD_KEYMAP
then
print_info 1 " >> Copying keymaps"
mkdir -p "${TEMP}/initramfs-aux-temp/lib/"
cp -R "${GK_SHARE}/defaults/keymaps" "${TEMP}/initramfs-aux-temp/lib/" \
|| gen_die "Error while copying keymaps"
fi
cd ${TEMP}/initramfs-aux-temp/sbin && ln -s ../init init
cd ${TEMP}
chmod +x "${TEMP}/initramfs-aux-temp/init"
chmod +x "${TEMP}/initramfs-aux-temp/etc/initrd.scripts"
chmod +x "${TEMP}/initramfs-aux-temp/etc/initrd.defaults"
chmod +x "${TEMP}/initramfs-aux-temp/etc/initrd.d/"*
if isTrue ${NETBOOT}
then
cd "${GK_SHARE}/netboot/misc"
cp -pPRf * "${TEMP}/initramfs-aux-temp/"
fi
cd "${TEMP}/initramfs-aux-temp/"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing auxilary cpio"
cd "${TEMP}"
rm -r "${TEMP}/initramfs-aux-temp/"
}
append_files(){
if [ -d "${TEMP}/initramfs-files-temp" ]; then
rm -r "${TEMP}/initramfs-files-temp/"
fi
cd ${TEMP}
mkdir -p "${TEMP}/initramfs-files-temp/"
print_info 1 "Including files specified in config"
if [ -n "${FILES}" ]; then
print_info 1 " >> Appending specified files to cpio data..."
for file in ${FILES}; do
if [ -f "$file" ]; then
cp --parents "$file" "${TEMP}/initramfs-files-temp/"
print_info 1 " >> $file appended to initramfs"
else
print_warning 2 "$file not found on file system."
fi
done
else
print_info 1 " >> No files specified for append to cpio data..."
fi
cd "${TEMP}/initramfs-files-temp/"
log_future_cpio_content
find . -print | cpio ${CPIO_ARGS} --append -F "${CPIO}" \
|| gen_die "compressing files cpio"
cd "${TEMP}"
rm -rf "${TEMP}/initramfs-files-temp" > /dev/null
}
append_data() {
local name=$1 var=$2
local func="append_${name}"
[ $# -eq 0 ] && gen_die "append_data() called with zero arguments"
if [ $# -eq 1 ] || isTrue ${var}
then
print_info 1 " >> Appending ${name} cpio data..."
${func} || gen_die "${func}() failed"
fi
}