forked from rocky-linux/rocky-tools
-
Notifications
You must be signed in to change notification settings - Fork 0
/
Copy pathmigrate2rocky9.sh
1314 lines (1163 loc) · 43.1 KB
/
migrate2rocky9.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
#
# migrate2rocky9 - Migrate another EL9 distribution to RockyLinux 9.
# By: Peter Ajamian <[email protected]>
# Adapted from centos2rocky.sh by label <[email protected]>
#
# The latest version of this script can be found at:
# https://github.com/rocky-linux/rocky-tools
#
# Copyright (c) 2022 Rocky Enterprise Software Foundation
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
# in the Software without restriction, including without limitation the rights
# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
# copies of the Software, and to permit persons to whom the Software is
# furnished to do so, subject to the following conditions:
#
# The above copyright notice and this permission notice (including the next
# paragraph) shall be included in all copies or substantial portions of the
# Software.
#
# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
# SOFTWARE.
#
## Using this script means you accept all risks of system instability.
# These checks need to be right at the top because we start with bash-isms right
# away in this script.
if [ -n "$POSIXLY_CORRECT" ] || [ -z "$BASH_VERSION" ]; then
printf '%s\n' "bash >= 4.2 is required for this script." >&2
exit 1
fi
# We need bash version >= 4.2 for associative arrays and other features.
if (( BASH_VERSINFO[0]*100 + BASH_VERSINFO[1] < 402 )); then
printf '%s\n' "bash >= 4.2 is required for this script." >&2
exit 1
fi
shopt -s extglob
# Make sure we're root.
if (( EUID != 0 )); then
printf '%s\n' \
"You must run this script as root. Either use sudo or 'su -c ${0}'" >&2
exit 1
fi
# Path to logfile
logfile=/var/log/migrate2rocky.log
# Rotate old logs
numlogs=5
if [[ -e $logfile ]]; then
# Here we use mv before bin_check, so simply check the exit status to see if
# it worked.
if ! mv -f "$logfile" "$logfile.0"; then
printf '%s\n' "Unable to rotate logfiles, continuing without rotation." >&2
else
for ((i=numlogs;i>0;i--)); do
if [[ -e "$logfile.$((i-1))" ]]; then
if ! mv -f "$logfile.$((i-1))" "$logfile.$i"; then
printf '%s\n' \
"Unable to rotate logfiles, continuing without rotation."
break
fi
fi
done
fi
fi
# Send all output to the logfile as well as stdout.
# After the following we get:
# Output to 1 goes to stdout and the logfile.
# Output to 2 goes to stderr and the logfile.
# Output to 3 just goes to stdout.
# Output to 4 just goes to stderr.
# Output to 5 just goes to the logfile.
# shellcheck disable=SC2094
exec \
3>&1 \
4>&2 \
5>> "$logfile" \
> >(tee -a "$logfile") \
2> >(tee -a "$logfile" >&2)
# List nocolor last here so that -x doesn't bork the display.
errcolor=$(tput setaf 1)
infocolor=$(tput setaf 6)
nocolor=$(tput op)
# Single arg just gets returned verbatim, multi arg gets formatted via printf.
# First arg is the name of a variable to store the results.
msg_format () {
local _var
_var="$1"
shift
if (( $# > 1 )); then
# shellcheck disable=SC2059
printf -v "$_var" "$@"
else
printf -v "$_var" "%s" "$1"
fi
}
# Send an info message to the log file and stdout (with color)
infomsg () {
local msg
msg_format msg "$@"
printf '%s' "$msg" >&5
printf '%s%s%s' "$infocolor" "$msg" "$nocolor" >&3
}
# Send an error message to the log file and stderr (with color)
errmsg () {
local msg
msg_format msg "$@"
printf '%s' "$msg" >&5
printf '%s%s%s' "$errcolor" "$msg" "$nocolor" >&4
}
infomsg 'migrate2rocky9 - Begin logging at %(%c)T.\n\n' -1
export LC_ALL=C.UTF-8
unset LANGUAGE
shopt -s nullglob
SUPPORTED_MAJOR="9"
SUPPORTED_PLATFORM="platform:el$SUPPORTED_MAJOR"
ARCH=$(arch)
gpg_key_url="https://dl.rockylinux.org/pub/rocky/RPM-GPG-KEY-Rocky-9"
gpg_key_sha512="ead288baa8daad12d6f340f1a392d47413f8614425673fe310e82d4ead94ca15eb2e1329b30389e6a7f93dd406da255df410306cffd7a1a24f0dfb4c8e23fbfe"
sm_ca_dir=/etc/rhsm/ca
unset tmp_sm_ca_dir
# all repos must be signed with the same key given in $gpg_key_url
declare -A repo_urls
repo_urls=(
[rockybaseos]="https://dl.rockylinux.org/pub/rocky/${SUPPORTED_MAJOR}/BaseOS/$ARCH/os/"
[rockyappstream]="https://dl.rockylinux.org/pub/rocky/${SUPPORTED_MAJOR}/AppStream/$ARCH/os/"
)
# These are additional packages that should always be installed.
# (currently blank, but we add to it for an EFI boot system).
always_install=()
# The repos package for CentOS stream requires special handling.
declare -g -A stream_repos_pkgs
stream_repos_pkgs=(
[rocky-repos]=centos-stream-repos
[epel-release]=epel-next-release
)
# Map for package name suffix for shim/grub2-efi
# on x86_64: grub2-efi-x64, shim-x64
# on aarch64: grub2-efi-aa64, shim-aa64
declare -A cpu_arch_suffix_map=(
[x86_64]=x64
[aarch64]=aa64
)
# Prefix to add to CentOS stream repo names when renaming them.
stream_prefix=stream-
# Always replace these stream packages with their Rocky Linux equivalents.
stream_always_replace=(
fwupdate\*
grub2-\*
shim-\*
kernel
kernel-\*
)
# Directory to required space in MiB
# Note this is based on Rocky Linux 8 numbers. We will use these until we can
# get realistic numbers for Rocky 9.
declare -A dir_space_map
dir_space_map=(
[/usr]=250
[/var]=1536
[/boot]=50
)
unset CDPATH
exit_message() {
errmsg $'\n'"$1"$'\n\n'
final_message
exit 1
}
final_message() {
errmsg '%s ' \
"An error occurred while we were attempting to convert your system to" \
"Rocky Linux. Your system may be unstable. Script will now exit to" \
"prevent possible damage."$'\n\n'
logmessage
}
logmessage(){
printf '%s%s%s\n' "$infocolor" \
"A log of this installation can be found at $logfile" \
"$nocolor" >&3
}
# This just grabs a field from os-release and returns it.
os-release () (
# shellcheck source=/dev/null
. /etc/os-release
if ! [[ ${!1} ]]; then
return 1
fi
printf '%s\n' "${!1}"
)
# Check the version of a package against a supplied version number. Note that
# this uses sort -V to compare the versions which isn't perfect for rpm package
# versions, but to do a proper comparison we would need to use rpmdev-vercmp in
# the rpmdevtools package which we don't want to force-install. sort -V should
# be adequate for our needs here.
pkg_ver() (
ver=$(rpm -q --qf '%{VERSION}\n' "$1") || return 2
if [[ $(sort -V <<<"$ver"$'\n'"$2" | head -1) != "$2" ]]; then
return 1
fi
return 0
)
# Set up a temporary directory.
pre_setup () {
if ! tmp_dir=$(mktemp -d) || [[ ! -d "$tmp_dir" ]]; then
exit_message "Error creating temp dir"
fi
# failglob makes pathname expansion fail if empty, dotglob adds files
# starting with . to pathname expansion
if ( shopt -s failglob dotglob; : "$tmp_dir"/* ) 2>/dev/null ; then
exit_message "Temp dir not empty"
fi
}
# Cleanup function gets rid of the temporary directory.
exit_clean () {
if [[ -d "$tmp_dir" ]]; then
rm -rf "$tmp_dir"
fi
if [[ -f "$container_macros" ]]; then
rm -f "$container_macros"
fi
}
pre_check () {
if [[ -e /etc/rhsm/ca/katello-server-ca.pem ]]; then
# shellcheck disable=SC2026
exit_message \
'Migration from Katello-modified systems is not supported by migrate2rocky9. '\
'See the README file for details.'
fi
if [[ -e /etc/salt/minion.d/susemanager.conf ]]; then
# shellcheck disable=SC2026
exit_message \
'Migration from Uyuni/SUSE Manager-modified systems is not supported by '\
'migrate2rocky9. See the README file for details.'
fi
dnf -y check || exit_message \
'Errors found in dnf/rpm database. Please correct before running '\
'migrate2rocky9.'
# Get available space to compare to requirements.
# If the stock kernel is not installed we don't require space in /boot
if ! rpm -q --quiet kernel; then
dir_space_map[/boot]=0
fi
local -a errs dirs=("${!dir_space_map[@]}")
local dir mount avail i=0
local -A mount_avail_map mount_space_map
while read -r mount avail; do
if [[ $mount == 'Filesystem' ]]; then
continue
fi
dir=${dirs[$((i++))]}
mount_avail_map[$mount]=${avail%M}
(( mount_space_map[$mount]+=dir_space_map[$dir] ))
done < <(df -BM --output=source,avail "${dirs[@]}")
for mount in "${!mount_space_map[@]}"; do
(( avail = mount_avail_map[$mount]*95/100 ))
if (( avail < mount_space_map[$mount] )); then
errs+=("Not enough space in $mount, ${mount_space_map[$mount]}M required, ${avail}M available.")
fi
done
if (( ${#errs[@]} )); then
IFS=$'\n'
exit_message "${errs[*]}"
fi
}
# All of the binaries used by this script are available in a EL9 minimal install
# and are in /bin, so we should not encounter a system where the script doesn't
# work unless it's severely broken. This is just a simple check that will cause
# the script to bail if any expected system utilities are missing.
bin_check() {
# Check the platform.
if [[ $(os-release PLATFORM_ID) != "$SUPPORTED_PLATFORM" ]]; then
# shellcheck disable=SC2026
exit_message \
'This script must be run on an EL9 distribution. Migration from other '\
'distributions is not supported.'
fi
local -a missing bins
bins=(
rpm dnf awk column tee tput mkdir cat arch sort uniq rmdir df
rm head curl sha512sum mktemp systemd-detect-virt sed grep
)
if [[ $update_efi ]]; then
bins+=(findmnt grub2-mkconfig efibootmgr mokutil lsblk)
fi
for bin in "${bins[@]}"; do
if ! type "$bin" >/dev/null 2>&1; then
missing+=("$bin")
fi
done
local -A pkgs
pkgs=(
[dnf]=4.2
[dnf-plugins-core]=0
)
for pkg in "${!pkgs[@]}"; do
ver=${pkgs[$pkg]}
if ! pkg_ver "$pkg" "$ver"; then
# shellcheck disable=SC2140
exit_message \
"$pkg >= $ver is required for this script. Please run "\
"\"dnf install $pkg; dnf update\" first."
fi
done;
if (( ${#missing[@]} )); then
# shellcheck disable=SC2140
exit_message \
"Commands not found: ${missing[*]}. Possible bad PATH setting or corrupt "\
"installation."
fi
}
# This function will overwrite the repoquery_results associative array with the
# info for the resulting package. Note that we explicitly disable the epel repo
# as a special-case below to avoid having the extras repository map to epel.
repoquery () {
local name val prev result
result=$(safednf -y -q "${dist_repourl_swaps[@]}" \
--setopt=epel.excludepkgs=epel-release repoquery -i "$1") ||
exit_message "Failed to fetch info for package $1."
if ! [[ $result ]]; then
# We didn't match this package, the repo could be disabled.
return 1
fi
declare -gA repoquery_results=()
while IFS=" :" read -r name val; do
if [[ -z $name ]]; then
repoquery_results[$prev]+=" $val"
else
prev=$name
repoquery_results[$name]=$val
fi
done <<<"$result"
}
# This function will overwrite the repoinfo_results associative array with the
# info for the resulting repository.
_repoinfo () {
local name val result
result=$(
safednf -y -q --repo="$1" "${dist_repourl_swaps[@]}" repoinfo "$1"
) || return
if [[ $result == 'Total packages: 0' ]]; then
# We didn't match this repo.
return 1
fi
declare -gA repoinfo_results=()
while IFS=" :" read -r name val; do
if [[ ! ( $name || $val) ]]; then
continue
fi
if [[ -z $name ]]; then
repoinfo_results[$prev]+=" $val"
else
prev=$name
repoinfo_results[$name]=$val
fi
done <<<"$result"
# Set the enabled state
if [[ ! ${enabled_repo_check[$1]} ]]; then
repoinfo_results[Repo-status]=disabled
fi
# dnf repoinfo doesn't return the gpgkey, but we need that so we have to get
# it from the repo file itself.
# "end_of_file" is a hack here. Since it is not a valid dnf setting we know
# it won't appear in a .repo file on a line by itself, so it's safe to
# search for the string to make the awk parser look all the way to the end
# of the file.
# shellcheck disable=SC2154
repoinfo_results[Repo-gpgkey]=$(
awk '
$0=="['"${repoinfo_results[Repo-id]}"']",$0=="end_of_file" {
if (l++ < 1) {next}
else if (/^\[.*\]$/) {nextfile}
else if (sub(/^gpgkey\s*=\s*file:\/\//,"")) {print; nextfile}
else {next}
}
' < "${repoinfo_results[Repo-filename]}"
)
# Add an indicator of whether this is a subscription-manager managed
# repository.
# shellcheck disable=SC2154
repoinfo_results[Repo-managed]=$(
awk '
BEGIN {FS="[)(]"}
/^# Managed by \(.*\) subscription-manager$/ {print $2}
' < "${repoinfo_results[Repo-filename]}"
)
}
# We now store the repoinfo results in a cache.
declare -g -A repoinfo_results_cache=()
repoinfo () {
local k
if [[ ! ${repoinfo_results_cache[$1]} ]]; then
_repoinfo "$@" || return
repoinfo_results_cache[$1]=1
for k in "${!repoinfo_results[@]}"; do
repoinfo_results_cache[$1:$k]=${repoinfo_results[$k]}
done
else
repoinfo_results=()
for k in "${!repoinfo_results_cache[@]}"; do
local repo=${k%%:*} key=${k#*:}
if [[ $repo != "$1" ]]; then
continue
fi
repoinfo_results[$key]=${repoinfo_results_cache[$k]}
done
fi
}
provides_pkg () (
if [[ ! $1 ]]; then
return 0
fi
set -o pipefail
provides=$(
safednf -y -q "${dist_repourl_swaps[@]}" provides "$1" |
awk '{print $1; nextfile}'
) ||
return 1
set +o pipefail
pkg=$(rpm -q --queryformat '%{NAME}\n' "$provides") ||
pkg=$(
safednf -y -q "${dist_repourl_swaps[@]}" repoquery \
--queryformat '%{NAME}\n' "$provides"
) || exit_message "Can't get package name for $provides."
printf '%s\n' "$pkg"
)
# If you pass an empty arg as one of the package specs to rpm it will match
# every package on the system. This function simply strips out any empty args
# and passes the rest to rpm to avoid this side-effect.
saferpm () (
args=()
for a in "$@"; do
if [[ $a ]]; then
args+=("$a")
fi
done
rpm "${args[@]}"
)
# And a similar function for dnf
safednf () (
args=()
for a in "$@"; do
if [[ $a ]]; then
args+=("$a")
fi
done
dnf "${args[@]}"
)
#
# Three ways we check the repourl. If dnf repoinfo fails then we assume the URL
# is bad. A missing URL is also considered bad. Lastly we check to see if we
# can fetch the repomd.xml file from the repository, and if not then the repourl
# is considered bad. In any of these cases we'll end up replacing the repourl
# with a good one from our mirror of CentOS vault.
#
check_repourl () {
repoinfo "$1" || return
if [[ ! ${repoinfo_results[Repo-baseurl]} ]]; then
return 1
fi
local -a urls;
IFS=, read -r -a urls <<<"${repoinfo_results[Repo-baseurl]}"
local u
for u in "${urls[@]##*( )}"; do
curl -sfLI "${u%% *}repodata/repomd.xml" > /dev/null && return
done
return "$(( $? ? $? : 1 ))"
}
collect_system_info () {
# Dump the DNF cache first so we start with a clean slate.
infomsg $'\nRemoving dnf cache\n'
rm -rf /var/cache/{yum,dnf}
# Check the efi mount first, so we can bail before wasting time on all these
# other checks if it's not there.
if [[ $update_efi ]]; then
local efi_mount kname
declare -g -a efi_disk efi_partition
efi_mount=$(findmnt --mountpoint /boot/efi --output SOURCE \
--noheadings) ||
exit_message "Can't find EFI mount. No EFI boot detected."
kname=$(lsblk -dno kname "$efi_mount")
efi_disk=("$(lsblk -dno pkname "/dev/$kname")")
if [[ ${efi_disk[0]} ]]; then
efi_partition=("$(<"/sys/block/${efi_disk[0]}/$kname/partition")")
else
# This is likely an md-raid or other type of virtual disk, we need
# to dig a little deeper to find the actual physical disks and
# partitions.
kname=$(lsblk -dno kname "$efi_mount")
cd "/sys/block/$kname/slaves" || exit_message \
"Unable to gather EFI data: Can't cd to /sys/block/$kname/slaves."
if ! (shopt -s failglob; : ./*) 2>/dev/null; then
exit_message \
"Unable to gather EFI data: No slaves found in /sys/block/$kname/slaves."
fi
efi_disk=()
for d in *; do
efi_disk+=("$(lsblk -dno pkname "/dev/$d")")
efi_partition+=("$(<"$d/partition")")
if [[ ! ${efi_disk[-1]} || ! ${efi_partition[-1]} ]]; then
exit_message \
"Unable to gather EFI data: Can't find disk name or partition number for $d."
fi
done
cd -
fi
# We need to make sure that these packages are always installed in an
# EFI system.
always_install+=(
"shim-${cpu_arch_suffix_map[$ARCH]}"
"grub2-efi-${cpu_arch_suffix_map[$ARCH]}"
)
fi
# Don't enable these module streams, even if they are enabled in the source
# distro.
declare -g -a module_excludes
module_excludes=(
)
# Some OracleLinux modules have stream names of ol9 instead of rhel9 and ol
# instead of rhel. This is a map that does a glob match and replacement.
local -A module_glob_map
module_glob_map=(
['%:ol9']=:rhel9
['%:ol']=:rhel
);
# We need to map rockylinux repository names to the equivalent repositories
# in the source distro. To do that we look for known packages in each
# repository and see what repo they came from. We need to use repoquery for
# this which requires downloading the package, so we pick relatively small
# packages for this.
declare -g -A repo_map pkg_repo_map
declare -g -a managed_repos
pkg_repo_map=(
[baseos]=rootfiles.noarch
[appstream]=apr-util-ldap.$ARCH
[highavailability]=pacemaker-doc.noarch
[crb]=python3-mpich.$ARCH
[extras]=epel-release.noarch
# [devel]=quota-devel.$ARCH
)
dist_id=$(os-release ID)
# We need a different dist ID for CentOS Linux vs CentOS Stream
if [[ $dist_id == centos ]] && rpm --quiet -q centos-stream-release; then
dist_id+=-stream
fi
PRETTY_NAME=$(os-release PRETTY_NAME)
infomsg '%s' \
"Preparing to migrate $PRETTY_NAME to Rocky Linux 9."$'\n\n'
# Check to see if we need to change the repourl on any system repositories
local -A dist_repourl_map
dist_repourl_map=(
)
# We need a list of enabled repositories
local -a enabled_repos=()
declare -g -A enabled_repo_check=()
declare -g -a dist_repourl_swaps=()
readarray -s 1 -t enabled_repos < <(dnf -q -y repolist --enabled)
for r in "${enabled_repos[@]}"; do
enabled_repo_check[${r%% *}]=1
done
# ...and finally set a number of dnf options to replace the baseurl of these
# repos
local k
for k in "${!dist_repourl_map[@]}"; do
local d=${k%%:*} r=${k#*:}
if [[ $d != "$dist_id" || ! ${enabled_repo_check[$r]} ]] ||
check_repourl "$r"; then
continue
fi
dist_repourl_swaps+=(
"--setopt=$r.mirrorlist="
"--setopt=$r.metalink="
"--setopt=$r.baseurl="
"--setopt=$r.baseurl=${dist_repourl_map[$k]}"
)
infomsg 'Baseurl for %s is invalid, setting to %s.\n' \
"$r" "${dist_repourl_map[$k]}"
done
infomsg '%s' "Determining repository names for $PRETTY_NAME"
for r in "${!pkg_repo_map[@]}"; do
printf '.'
p=${pkg_repo_map[$r]}
repoquery "$p" || continue
repo_map[$r]=${repoquery_results[Repository]}
done
printf '%s\n' '' '' \
"Found the following repositories which map from $PRETTY_NAME to Rocky Linux 9:"
column -t -s $'\t' -N "$PRETTY_NAME,Rocky Linux 9" < <(
for r in "${!repo_map[@]}"; do
printf '%s\t%s\n' "${repo_map[$r]}" "$r"
done
)
infomsg $'\n'"Getting system package names for $PRETTY_NAME"
# We don't know what the names of these packages are, we have to discover
# them via various means. The most common means is to look for either a
# distro-agnostic provides or a filename. In a couple of cases we need to
# jump through hoops to get a filename that is provided specifically by the
# source distro.
# Get info for each repository to determine which ones are subscription
# managed.
# system-release here is a bit of a hack, but it ensures that the
# rocky-repos package will get installed.
for r in "${!repo_map[@]}"; do
repoinfo "${repo_map[$r]}" ||
exit_message "Failed to fetch info for repository ${repo_map[$r]}."
if [[ $r == "baseos" ]]; then
local baseos_filename=system-release
if [[ ! ${repoinfo_results[Repo-managed]} ]]; then
baseos_filename="${repoinfo_results[Repo-filename]}"
fi
local baseos_gpgkey="${repoinfo_results[Repo-gpgkey]}"
fi
if [[ ${repoinfo_results[Repo-managed]} ]]; then
managed_repos+=("${repo_map[$r]}")
fi
done
# First get info for the baseos repo
repoinfo "${repo_map[baseos]}" ||
exit_message "Failed to fetch info for repository ${repo_map[baseos]}."
declare -g -A pkg_map provides_pkg_map
declare -g -a addl_provide_removes addl_pkg_removes
provides_pkg_map=(
[rocky-backgrounds]=system-backgrounds
[rocky-indexhtml]=redhat-indexhtml
[rocky-repos]="$baseos_filename"
[rocky-logos]=system-logos
[rocky-logos-httpd]=system-logos-httpd
[rocky-logos-ipa]=system-logos-ipa
[rocky-gpg-keys]="$baseos_gpgkey"
[rocky-release]=system-release
)
addl_provide_removes=(
redhat-release
redhat-release-eula
)
# Check to make sure that we don't already have a full or partial
# RockyLinux install.
if [[ $(rpm -qa "${!provides_pkg_map[@]}") ]]; then
exit_message \
$'Found a full or partial RockyLinux install already in place. Aborting\n'
$'because continuing with the migration could cause further damage to system.'
fi
for pkg in "${!provides_pkg_map[@]}"; do
printf '.'
prov=${provides_pkg_map[$pkg]}
pkg_map[$pkg]=$(provides_pkg "$prov") ||
exit_message "Can't get package that provides $prov."
done
for prov in "${addl_provide_removes[@]}"; do
printf '.'
local pkg;
pkg=$(provides_pkg "$prov") || continue
addl_pkg_removes+=("$pkg")
done
# shellcheck disable=SC2140
printf '%s\n' '' '' \
"Found the following system packages which map from $PRETTY_NAME to Rocky "\
"Linux 9:"
column -t -s $'\t' -N "$PRETTY_NAME,Rocky Linux 9" < <(
for p in "${!pkg_map[@]}"; do
printf '%s\t%s\n' "${pkg_map[$p]}" "$p"
done
)
infomsg $'\n'"Getting list of installed system packages."$'\n'
readarray -t installed_packages < <(
saferpm -qa --queryformat="%{NAME}\n" "${pkg_map[@]}"
)
declare -g -A installed_pkg_check installed_pkg_map
for p in "${installed_packages[@]}"; do
installed_pkg_check[$p]=1
done
for p in "${!pkg_map[@]}"; do
if [[ ${pkg_map[$p]} && ${installed_pkg_check[${pkg_map[$p]}]} ]]; then
installed_pkg_map[$p]=${pkg_map[$p]}
fi
done;
# Special Handling for CentOS Stream Repos
installed_sys_stream_repos_pkgs=()
installed_stream_repos_pkgs=()
for p in "${!stream_repos_pkgs[@]}"; do
if [[ ${installed_pkg_map[$p]} &&
${installed_pkg_map[$p]} == "${stream_repos_pkgs[$p]}" ]]
then
# System package that needs to be swapped / disabled
installed_pkg_map[$p]=
installed_sys_stream_repos_pkgs+=( "${stream_repos_pkgs[$p]}" )
elif rpm --quiet -q "${stream_repos_pkgs[$p]}"; then
# Non-system package, repos just need to be disabled.
installed_stream_repos_pkgs+=( "${stream_repos_pkgs[$p]}" )
fi
done
# shellcheck disable=SC2140
printf '%s\n' '' \
"We will replace the following $PRETTY_NAME packages with their Rocky Linux 9 "\
"equivalents"
column -t -s $'\t' -N "Packages to be Removed,Packages to be Installed" < <(
for p in "${!installed_pkg_map[@]}"; do
printf '%s\t%s\n' "${installed_pkg_map[$p]}" "$p"
done
)
if (( ${#installed_sys_stream_repos_pkgs[@]} )); then
# shellcheck disable=SC2026
printf '%s\n' '' \
'Also to aid the transition from CentOS Stream the following packages will be '\
'removed from the rpm database but the included repos will be renamed and '\
'retained but disabled:' \
"${installed_sys_stream_repos_pkgs[@]}"
fi
if (( ${#installed_stream_repos_pkgs[@]} )); then
# shellcheck disable=SC2026
printf '%s\n' '' \
'Also to aid the transition from CentOS Stream the repos included in the '\
'following packages will be renamed and retained but disabled:' \
"${installed_stream_repos_pkgs[@]}"
fi
if (( ${#addl_pkg_removes[@]} )); then
printf '%s\n' '' \
"In addition to the above the following system packages will be removed:" \
"${addl_pkg_removes[@]}"
fi
# Release packages that are part of SIG's should be listed below when they
# are available.
# UPDATE: We may or may not do something with SIG's here, it could just be
# left as a separate exercise to swap out the sig repos.
#sigs_to_swap=()
infomsg '%s' $'\n' \
$'Getting a list of enabled modules for the system repositories.\n'
# Get a list of system enabled modules.
readarray -t enabled_modules < <(
set -e -o pipefail
safednf -y -q "${repo_map[@]/#/--repo=}" "${dist_repourl_swaps[@]}" \
module list --enabled |
awk '
$1 == "@modulefailsafe", /^$/ {next}
$1 == "Name", /^$/ {if ($1!="Name" && !/^$/) print $1":"$2}
' | sort -u
set +e +o pipefail
)
# Map the known module name differences.
disable_modules=()
local i gl repl mod
for i in "${!enabled_modules[@]}"; do
mod=${enabled_modules[$i]}
for gl in "${!module_glob_map[@]}"; do
repl=${module_glob_map[$gl]}
mod=${mod/$gl/$repl}
done
if [[ $mod != "${enabled_modules[$i]}" ]]; then
disable_modules+=("${enabled_modules[$i]}")
enabled_modules[$i]=$mod
fi
done
# Remove entries matching any excluded modules.
if (( ${#module_excludes[@]} )); then
printf '%s\n' '' "Excluding modules:" "${module_excludes[@]}"
local -A module_check='()'
local -a tmparr='()'
for m in "${module_excludes[@]}"; do
module_check[$m]=1
done
for m in "${enabled_modules[@]}"; do
if [[ ! ${module_check[$m]} ]]; then
tmparr+=("$m")
fi
done
enabled_modules=("${tmparr[@]}")
fi
printf '%s\n' '' "Found the following modules to re-enable at completion:" \
"${enabled_modules[@]}" ''
if (( ${#managed_repos[@]} )); then
# shellcheck disable=SC2026
printf '%s\n' '' \
'In addition, since this system uses subscription-manager the following '\
'managed repos will be disabled:' \
"${managed_repos[@]}"
fi
}
convert_info_dir=/root/convert
unset convert_to_rocky reinstall_all_rpms verify_all_rpms update_efi \
container_macros
usage() {
printf '%s\n' \
"Usage: ${0##*/} [OPTIONS]" \
'' \
'Options:' \
'-h Display this help' \
'-r Convert to rocky' \
'-V Verify switch' \
' !! USE WITH CAUTION !!'
exit 1
} >&2
generate_rpm_info() {
mkdir -p "$convert_info_dir"
infomsg "Creating a list of RPMs installed: $1"$'\n'
# shellcheck disable=SC2140
rpm -qa --qf \
"%{NAME}|%{VERSION}|%{RELEASE}|%{INSTALLTIME}|%{VENDOR}|%{BUILDTIME}|"\
"%{BUILDHOST}|%{SOURCERPM}|%{LICENSE}|%{PACKAGER}\n" |
sort > "${convert_info_dir}/$HOSTNAME-rpm-list-$1.log"
infomsg "Verifying RPMs installed against RPM database: $1"$'\n\n'
rpm -Va | sort -k3 > \
"${convert_info_dir}/$HOSTNAME-rpm-list-verified-$1.log"
}
# Run a dnf update before the actual migration.
pre_update() {
infomsg '%s\n' "Running dnf update before we attempt the migration."
safednf -y "${dist_repourl_swaps[@]}" update || exit_message \
$'Error running pre-update. Stopping now to avoid putting the system in an\n'\
$'unstable state. Please correct the issues shown here and try again.'
}
package_swaps() {
# Save off any subscription-manager keys, just in case.
if ( shopt -s failglob dotglob; : "$sm_ca_dir"/* ) 2>/dev/null ; then
tmp_sm_ca_dir=$tmp_dir/sm-certs
mkdir "$tmp_sm_ca_dir" ||
exit_message "Could not create directory: $tmp_sm_ca_dir"
cp -f -dR --preserve=all "$sm_ca_dir"/* "$tmp_sm_ca_dir/" ||
exit_message "Could not copy certs to $tmp_sm_ca_dir"
fi
# prepare repo parameters
local -a dnfparameters
for repo in "${!repo_urls[@]}"; do
dnfparameters+=( "--repofrompath=${repo},${repo_urls[${repo}]}" )
dnfparameters+=( "--setopt=${repo}.gpgcheck=1" )
dnfparameters+=( "--setopt=${repo}.gpgkey=file://${gpg_key_file}" )
done
# CentOS Stream specific processing
if (( ${#installed_stream_repos_pkgs[@]} ||
${#installed_sys_stream_repos_pkgs[@]} )); then
# Get a list of the repo files.
local -a repos_files
readarray -t repos_files < <(
saferpm -ql "${installed_sys_stream_repos_pkgs[@]}" \
"${installed_stream_repos_pkgs[@]}" |
grep '^/etc/yum\.repos\.d/.\+\.repo$'
)
if (( ${#installed_sys_stream_repos_pkgs[@]} )); then
# Remove the package from the rpm db.
saferpm -e --justdb --nodeps -a \
"${installed_sys_stream_repos_pkgs[@]}" ||
exit_message \
"Could not remove packages from the rpm db: ${installed_sys_stream_repos_pkgs[*]}"
fi
# Rename the stream repos with a prefix and fix the baseurl.
# shellcheck disable=SC2016
sed -i \
-e 's/^\[/['"$stream_prefix"'/' \
-e 's|^mirrorlist=|#mirrorlist=|' \
-e 's|^#baseurl=http://mirror.centos.org/$contentdir/$stream/|baseurl=http://mirror.centos.org/centos/9-stream/|' \
-e 's|^baseurl=http://vault.centos.org/$contentdir/$stream/|baseurl=https://vault.centos.org/centos/9-stream/|' \
"${repos_files[@]}"
fi
# Use dnf shell to swap the system packages out.
safednf -y shell --disablerepo=\* --noautoremove \
"${dist_repourl_swaps[@]}" \
--setopt=protected_packages= --setopt=keepcache=True \
"${dnfparameters[@]}" \
<<EOF
remove ${installed_pkg_map[@]} ${addl_pkg_removes[@]}
install ${!installed_pkg_map[@]}
run
exit
EOF
# rocky-repos and rocky-gpg-keys are now installed, so we don't need the
# key file anymore
rm -rf "$gpg_tmp_dir"
# We need to check to make sure that all of the original system packages
# have been removed and all of the new ones have been added. If a package
# was supposed to be removed and one with the same name added back then
# we're kind of screwed for this check, as we can't be certain, but all the
# packages we're adding start with "rocky-*" so this really shouldn't happen
# and we can safely not check for it. The worst that will happen is a rocky
# linux package will be removed and then installed again.
local -a check_removed check_installed
readarray -t check_removed < <(
saferpm -qa --qf '%{NAME}\n' "${installed_pkg_map[@]}" \
"${addl_pkg_removes[@]}" | sort -u
)
if (( ${#check_removed[@]} )); then
infomsg '%s' $'\n' \
"Packages found on system that should still be removed. Forcibly" \
" removing them with rpm:"$'\n'
# Removed packages still found on the system. Forcibly remove them.
for pkg in "${check_removed[@]}"; do
# Extra safety measure, skip if empty string