---
modules.d/90mdraid/check | 62 ++++++++++++++++-----------------------------
1 files changed, 22 insertions(+), 40 deletions(-)
diff --git a/modules.d/90mdraid/check b/modules.d/90mdraid/check
dissimilarity index 86%
index a13d671..d002bdc 100755
--- a/modules.d/90mdraid/check
+++ b/modules.d/90mdraid/check
@@ -1,40 +1,22 @@
-#!/bin/bash
-
-# No mdadm? No mdraid support.
-which mdadm >/dev/null 2>&1 || exit 1
-
-is_mdraid() { /lib/udev/vol_id /dev/block/$1 |egrep -q '(linux|isw)_raid'; }
-
-check_block_and_slaves() (
- # $1 = block device in major:minor format
- local x
- cd /sys/dev/block/$1
- [[ -b /dev/block/$1 ]] || return 1 # Not a block device? So sorry.
- is_mdraid $1 && return
- [[ -d slaves ]] || return 1 # there are no underlying devices, done.
- # we want to search the tree breadthwise, so...
- for x in slaves/*/dev; do
- is_mdraid $(cat "$x") && return 0
- done
- for x in slaves/*/dev; do
- check_block_and_slaves $(cat "$x") && return 0
- done
- return 1
-)
-
-if [[ $1 = '-h' ]] ; then
- rootdev=''
- while read blkdev fs type opts misc; do
- [[ $blkdev = rootfs ]] && continue # skip rootfs entry
- [[ $fs = / ]] && { rootdev=$blkdev; break; }
- done < /proc/mounts
- [[ -b $rootdev ]] || exit 1 # Not on a block device? Definitly not mdraid.
- # get major/minor for the device
- majmin=$(ls -nLl "$rootdev" | \
- (read x x x x maj min x; maj=${maj//,/}; echo $maj:$min))
- # now, walk backwards though our master/slave relationships looking
- # for a mdraid device
- check_block_and_slaves $majmin || exit 1
-fi
-
-exit 0
+#!/bin/bash
+
+# No mdadm? No mdraid support.
+which mdadm >/dev/null 2>&1 || exit 1
+
+. $dracutfunctions
+
+is_mdraid() { /lib/udev/vol_id /dev/block/$1 |egrep -q '(linux|isw)_raid'; }
+
+[[ $1 = '-h' ]] && {
+ rootdev=$(find_root_block_device)
+ if [[ $rootdev ]]; then
+ # root lives on a block device, so we can be more precise about
+ # hostonly checking
+ check_block_and_slaves is_mdraid "$rootdev" || exit 1
+ else
+ # root is not on a block device, use the shotgun approach
+ blkid | grep -q linux_raid || exit 1
+ fi
+}
+
+exit 0
--
1.6.0.4
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