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Add support for EFI

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You can now pass the -e switch to update EFI boot settings at the end of the
migration.
This commit is contained in:
Peter Ajamian 2021-05-29 18:33:57 +12:00
parent 7aa8c84ce2
commit 800cf77a38
1 changed files with 38 additions and 7 deletions
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45
migrate2rocky.sh
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@ -91,9 +91,15 @@ bin_check() {
exit_message "bash >= 4.0 is required for this script." exit_message "bash >= 4.0 is required for this script."
fi fi
local -a missing local -a missing bins
for bin in rpm dnf awk column tee tput mkdir cat arch sort uniq rmdir rm \ bins=(
head; do rpm dnf awk column tee tput mkdir
cat arch sort uniq rmdir rm head
)
if [[ $update_efi ]]; then
bins+=(findmnt grub2-mkconfig efibootmgr)
fi
for bin in "${bins[@]}"; do
if ! type "$bin" >/dev/null 2>&1; then if ! type "$bin" >/dev/null 2>&1; then
missing+=("$bin") missing+=("$bin")
fi fi
@ -193,6 +199,15 @@ provides_pkg () (
) )
collect_system_info () { collect_system_info () {
# Check the efi mount first, so we can bail before wasting time on all these
# other checks if it's not there.
if [[ $update_efi ]]; then
declare -g efi_mount
efi_mount=$(findmnt --mountpoint /boot/efi --output SOURCE \
--noheadings) ||
exit_message "Can't find EFI mount. No EFI boot detected."
fi
# Don't enable these module streams, even if they are enabled in the source # Don't enable these module streams, even if they are enabled in the source
# distro. # distro.
declare -g -a module_excludes declare -g -a module_excludes
@ -359,16 +374,17 @@ collect_system_info () {
} }
convert_info_dir=/root/convert convert_info_dir=/root/convert
unset convert_to_rocky reinstall_all_rpms verify_all_rpms unset convert_to_rocky reinstall_all_rpms verify_all_rpms update_efi
usage() { usage() {
printf '%s\n' \ printf '%s\n' \
"Usage: ${0##*/} [OPTIONS]" \ "Usage: ${0##*/} [OPTIONS]" \
'' \ '' \
'Options:' \ 'Options:' \
'-h displays this help' \ '-e Update EFI boot sector when done' \
'-r Converts to rocky' \ '-h Display this help' \
'-V Verifies switch' \ '-r Convert to rocky' \
'-V Verify switch' \
' !! USE WITH CAUTION !!' ' !! USE WITH CAUTION !!'
exit 1 exit 1
} >&2 } >&2
@ -500,6 +516,14 @@ EOF
dnf -y distro-sync || exit_message "Error during distro-sync." dnf -y distro-sync || exit_message "Error during distro-sync."
} }
# Called to update the EFI boot.
fix_efi () (
grub2-mkconfig -o /boot/efi/EFI/rocky/grub.cfg ||
exit_message "Error updating the grub config."
efibootmgr -c -d "$efi_mount" -L "Rocky Linux" -I /EFI/rocky/grubx64.efi ||
exit_message "Error updating uEFI firmware."
)
## End actual work ## End actual work
noopts=0 noopts=0
@ -515,6 +539,9 @@ while getopts "hrVR" option; do
V) V)
verify_all_rpms=true verify_all_rpms=true
;; ;;
e)
update_efi=true
;;
*) *)
printf '%s\n' "${errcolor}Invalid switch.$nocolor" printf '%s\n' "${errcolor}Invalid switch.$nocolor"
usage usage
@ -542,6 +569,10 @@ if [[ $verify_all_rpms && $convert_to_rocky ]]; then
find /root/convert -type f -name "$HOSTNAME-rpms-*.log" find /root/convert -type f -name "$HOSTNAME-rpms-*.log"
fi fi
if [[ $update_efi && $convert_to_rocky ]]; then
fix_efi
fi
printf '\n\n\n' printf '\n\n\n'
if [[ $convert_to_rocky ]]; then if [[ $convert_to_rocky ]]; then
cat /etc/issue | awk 'NR<=15' cat /etc/issue | awk 'NR<=15'