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#!/bin/sh
type info > /dev/null 2>&1 || . /lib/dracut-lib.sh
type fsck_single > /dev/null 2>&1 || . /lib/fs-lib.sh
filtersubvol() {
local _oldifs
_oldifs="$IFS"
local IFS=","
# shellcheck disable=SC2086
set -- $1
IFS="$_oldifs"
while [ $# -gt 0 ]; do
case $1 in
'subvol='*) : ;;
*) printf '%s' "${1}," ;;
esac
shift
done
}
fsck_usr() {
local _dev="$1"
local _fs="$2"
local _fsopts="$3"
local _fsckoptions
if [ -f "$NEWROOT"/fsckoptions ]; then
read -r _fsckoptions < "$NEWROOT"/fsckoptions
fi
if [ -f "$NEWROOT"/forcefsck ] || getargbool 0 forcefsck; then
_fsckoptions="-f $_fsckoptions"
elif [ -f "$NEWROOT"/.autofsck ]; then
# shellcheck disable=SC1090
[ -f "$NEWROOT"/etc/sysconfig/autofsck ] && . "$NEWROOT"/etc/sysconfig/autofsck
if [ "$AUTOFSCK_DEF_CHECK" = "yes" ]; then
AUTOFSCK_OPT="$AUTOFSCK_OPT -f"
fi
if [ -n "$AUTOFSCK_SINGLEUSER" ]; then
warn "*** Warning -- the system did not shut down cleanly. "
warn "*** Dropping you to a shell; the system will continue"
warn "*** when you leave the shell."
emergency_shell
fi
_fsckoptions="$AUTOFSCK_OPT $_fsckoptions"
fi
fsck_single "$_dev" "$_fs" "$_fsopts" "$_fsckoptions"
}
mount_usr() {
local _dev _mp _fs _opts _ _usr_found _ _freq _passno
# check, if we have to mount the /usr filesystem
while read -r _dev _mp _fs _opts _freq _passno || [ -n "$_dev" ]; do
[ "${_dev%%#*}" != "$_dev" ] && continue
if [ "$_mp" = "/usr" ]; then
case "$_dev" in
LABEL=* | UUID=* | PARTUUID=* | PARTLABEL=*)
_dev="$(label_uuid_to_dev "$_dev")"
;;
*) ;;
esac
if strstr "$_opts" "subvol=" \
&& [ "${root#block:}" -ef "$_dev" ] \
&& [ -n "$rflags" ]; then
# for btrfs subvolumes we have to mount /usr with the same rflags
rflags=$(filtersubvol "$rflags")
rflags=${rflags%%,}
_opts="${_opts:+${_opts},}${rflags}"
elif getargbool 0 ro; then
# if "ro" is specified, we want /usr to be mounted read-only
_opts="${_opts:+${_opts},}ro"
elif getargbool 0 rw; then
# if "rw" is specified, we want /usr to be mounted read-write
_opts="${_opts:+${_opts},}rw"
fi
echo "$_dev ${NEWROOT}${_mp} $_fs ${_opts} $_freq $_passno"
_usr_found="1"
break
fi
done < "$NEWROOT/etc/fstab" >> /etc/fstab
if [ "$_usr_found" != "" ]; then
# we have to mount /usr
_fsck_ret=0
if ! getargbool 0 rd.skipfsck; then
if [ "0" != "${_passno:-0}" ]; then
fsck_usr "$_dev" "$_fs" "$_opts"
_fsck_ret=$?
[ $_fsck_ret -ne 255 ] && echo $_fsck_ret > /run/initramfs/usr-fsck
fi
fi
info "Mounting /usr with -o $_opts"
mount "$NEWROOT/usr" 2>&1 | vinfo
if ! ismounted "$NEWROOT/usr"; then
warn "Mounting /usr to $NEWROOT/usr failed"
warn "*** Dropping you to a shell; the system will continue"
warn "*** when you leave the shell."
emergency_shell
fi
fi
}
if [ -f "$NEWROOT/etc/fstab" ]; then
mount_usr
fi
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