# Check integrity of raid6 in degraded modes
# Create a 5 disk raid6, dump some data to it, then
-# sh1sum it with different pairs of devices failed
+# sha1sum it with different pairs of devices failed
+
+if [ "$INTEGRITY" != "yes" ]; then
+ echo -ne 'skipping... '
+ exit 0
+fi
layouts='ls rs la ra'
lv=`uname -r`
if expr $lv '>=' 2.6.30 > /dev/null
then
- layouts="$layouts parity-first dd-zero-restart ddf-N-restart ddf-N-continue \
+ layouts="$layouts parity-first ddf-zero-restart ddf-N-restart ddf-N-continue \
left-asymmetric-6 right-asymmetric-6 left-symmetric-6 right-symmetric-6 parity-first-6"
fi
-echo $layouts
+
for layout in $layouts
do
mdadm -CR $md0 -l6 --layout $layout -n5 $dev0 $dev1 $dev2 $dev3 $dev4
mdadm $md0 -r $second
blockdev --flushbufs $md0
sum1=`sha1sum $md0`
- if [ $sum != $sum1 ]
+ if [ "$sum" != "$sum1" ]
then
- echo $sum does not matc $sum1 with $second missing
+ echo $sum does not match $sum1 with $second missing
exit 1
fi
for first in $totest
mdadm $md0 -r $first
blockdev --flushbufs $md0
sum1=`sha1sum $md0`
- if [ $sum != $sum1 ]
+ if [ "$sum" != "$sum1" ]
then
- echo $sum does not matc $sum1 with $first and $second missing
+ echo $sum does not match $sum1 with $first and $second missing
exit 1
fi
mdadm $md0 -a $first
- check wait
+ while ! (check state 'U*_U*'); do check wait; sleep 0.2; done
done
mdadm $md0 -a $second
- check wait
+ while ! (check state 'U*'); do check wait; sleep 0.2; done
totest="$totest $second"
done
mdadm -S $md0
done
-