MD_UUID=$(getargs rd.md.uuid -d rd_MD_UUID=)
MD_UUID=$(str_replace "$MD_UUID" "-" "")
MD_UUID=$(str_replace "$MD_UUID" ":" "")
if ( ! [ -n "$MD_UUID" ] && ! getargbool 0 rd.auto ) || ! getargbool 1 rd.md -d -n rd_NO_MD; then
info "rd.md=0: removing MD RAID activation"
# rewrite the md rules to only process the specified raid array
if [ -n "$MD_UUID" ]; then
for f in /etc/udev/rules.d/65-md-incremental*.rules; do
while read line || [ -n "$line" ]; do
if [ "${line%%UUID CHECK}" != "$line" ]; then
printf 'ENV{ID_FS_UUID}=="%s", GOTO="md_uuid_ok"\n' "$(expr substr $uuid 1 8)-$(expr substr $uuid 9 4)-$(expr substr $uuid 13 4)-$(expr substr $uuid 17 4)-$(expr substr $uuid 21 12)"
printf 'IMPORT{program}="/sbin/mdadm --examine --export $tempnode"\n'
printf 'ENV{MD_UUID}=="%s", GOTO="md_uuid_ok"\n' "$(expr substr $uuid 1 8):$(expr substr $uuid 9 8):$(expr substr $uuid 17 8):$(expr substr $uuid 25 8)"
printf 'LABEL="md_uuid_ok"\n'
done < "${f}" > "${f}.new"
uuid="$(expr substr $uuid 1 8):$(expr substr $uuid 9 8):$(expr substr $uuid 17 8):$(expr substr $uuid 25 8)"
wait_for_dev "/dev/disk/by-id/md-uuid-${uuid}"
if [ -e /etc/mdadm.conf ] && getargbool 1 rd.md.conf -d -n rd_NO_MDADMCONF; then
udevproperty rd_MDADMCONF=1
rm -f -- $hookdir/pre-pivot/*mdraid-cleanup.sh
if ! getargbool 1 rd.md.conf -d -n rd_NO_MDADMCONF; then
rm -f -- /etc/mdadm/mdadm.conf /etc/mdadm.conf
ln -s $(command -v mdraid-cleanup) $hookdir/pre-pivot/31-mdraid-cleanup.sh 2>/dev/null
# noiswmd nodmraid for anaconda / rc.sysinit compatibility
# note nodmraid really means nobiosraid, so we don't want MDIMSM then either
if ! getargbool 1 rd.md.imsm -d -n rd_NO_MDIMSM -n noiswmd -n nodmraid; then
info "no MD RAID for imsm/isw raids"
udevproperty rd_NO_MDIMSM=1
# same thing with ddf containers
if ! getargbool 1 rd.md.ddf -n rd_NO_MDDDF -n noddfmd -n nodmraid; then
info "no MD RAID for SNIA ddf raids"
udevproperty rd_NO_MDDDF=1