# support for fromiso=.../isofrom=....
if [ -n "$FROMISO" ]
then
- ISO_DEVICE=$(dirname $FROMISO)
+ fs_type="${FROMISO%%:*}"
+ fs_type_auto='1'
+ ISO_DEVICE="${FROMISO}"
+ if echo "${fs_type}" | grep -q '[^[:alnum:]_-]'; then
+ # Not a valid file system name. Treat as part of the
+ # path, and, especially, use autodetection.
+ fs_type=''
+ else
+ # Looks like a file system specification, treat it
+ # like that.
+ fs_type_auto='0'
+ ISO_DEVICE="${ISO_DEVICE#*:}"
+ fi
+ ISO_DEVICE=$(dirname "${ISO_DEVICE}")
if ! [ -b $ISO_DEVICE ]
then
# to support unusual device names like /dev/cciss/c0d0p1
# example an ISO when booting on an ONIE system
if echo "${FROMISO}" | grep -q "\.iso$"
then
- fs_type=$(get_fstype "${FROMISO}")
+ if [ '0' -ne "${fs_type_auto}" ]; then
+ # Autodetect fs type if not overridden.
+ fs_type=$(get_fstype "${FROMISO}")
+ fi
if is_supported_fs ${fs_type}
then
mkdir /run/live/fromiso
- mount -t $fs_type "${FROMISO}" /run/live/fromiso
+ mount -t "${fs_type}" -o 'ro' "${FROMISO}" '/run/live/fromiso'
if [ "$?" != 0 ]
then
- echo "Warning: unable to mount ${FROMISO}." >>/boot.log
+ echo "Warning: unable to mount ${FROMISO} (type ${fs_type})." >>/boot.log
fi
devname="/run/live/fromiso"
fi
echo "Warning: device for bootoption fromiso= ($FROMISO) not found.">>/boot.log
fi
else
- fs_type=$(get_fstype "${ISO_DEVICE}")
+ # Need to extract actual ISO file path later on,
+ # initialize first.
+ iso_name="${FROMISO}"
+
+ if [ '0' -ne "${fs_type_auto}" ]; then
+ # Try to auto-detect file system if not
+ # explicitly provided.
+ fs_type=$(get_fstype "${ISO_DEVICE}")
+ else
+ # Delete file system type override.
+ iso_name="${iso_name#*:}"
+ fi
+ # At this point, the backing device should always be
+ # at the very front, so remove that - leaving only the
+ # ISO file path.
+ iso_name="$(echo "${iso_name}" | sed "s|^${ISO_DEVICE}||")"
if is_supported_fs ${fs_type}
then
mkdir /run/live/fromiso
- mount -t $fs_type "$ISO_DEVICE" /run/live/fromiso
- ISO_NAME="$(echo $FROMISO | sed "s|$ISO_DEVICE||")"
- loopdevname=$(setup_loop "/run/live/fromiso/${ISO_NAME}" "loop" "/sys/block/loop*" "" '')
+ mount -t "${fs_type}" -o 'ro' "$ISO_DEVICE" '/run/live/fromiso'
+ loopdevname=$(setup_loop "/run/live/fromiso/${iso_name}" "loop" "/sys/block/loop*" "" '')
devname="${loopdevname}"
else
- echo "Warning: unable to mount $ISO_DEVICE." >>/boot.log
+ echo "Warning: unable to mount $ISO_DEVICE (type ${fs_type})." >>/boot.log
fi
fi
fi
/dev/md*)
# Adding raid support
- if [ -x /scripts/local-top/mdadm ]
+ if [ -x /scripts/local-block/mdadm ]
then
- [ -r /conf/conf.d/md ] && cp /conf/conf.d/md /conf/conf.d/md.orig
- echo "MD_DEVS=$device " >> /conf/conf.d/md
- /scripts/local-top/mdadm >>/boot.log
- [ -r /conf/conf.d/md.orig ] && mv /conf/conf.d/md.orig /conf/conf.d/md
+ # Back in the day, when there was still a local-top mdadm script, we
+ # used to select specific devices to be auto-assembled.
+ # This functionality was dropped in the local-block script, so just
+ # scan and assemble all RAID devices.
+ /scripts/local-block/mdadm >>/boot.log
fi
;;
esac