dracut/modules.d/90dmraid/dmraid.sh

#!/bin/sh
# -*- mode: shell-script; indent-tabs-mode: nil; sh-basic-offset: 4; -*-
# ex: ts=8 sw=4 sts=4 et filetype=sh

type getarg >/dev/null 2>&1 || . /lib/dracut-lib.sh

DM_RAIDS=$(getargs rd.dm.uuid -d rd_DM_UUID=)

DM_CLEANUP="no"

# run dmraid if udev has settled
info "Scanning for dmraid devices $DM_RAIDS"
SETS=$(dmraid -c -s)

if [ "$SETS" = "no raid disks" -o "$SETS" = "no raid sets" ]; then
    return
fi

info "Found dmraid sets:"
echo $SETS|vinfo

if [ -n "$DM_RAIDS" ]; then
    # only activate specified DM RAIDS
    for r in $DM_RAIDS; do
        for s in $SETS; do
            if [ "${s##$r}" != "$s" ]; then
                info "Activating $s"
                dmraid -ay -i -p --rm_partitions "$s" 2>&1 | vinfo
                [ -e "/dev/mapper/$s" ] && kpartx -a -p p "/dev/mapper/$s" 2>&1 | vinfo
                udevsettle
            fi
        done
    done
else
    # scan and activate all DM RAIDS
    for s in $SETS; do
        info "Activating $s"
        dmraid -ay -i -p --rm_partitions "$s" 2>&1 | vinfo
        [ -e "/dev/mapper/$s" ] && kpartx -a -p p "/dev/mapper/$s" 2>&1 | vinfo
    done
fi

need_shutdown