145 lines
3.6 KiB
Plaintext
145 lines
3.6 KiB
Plaintext
# sanity check array creation
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imsm_check_hold() {
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if mdadm --remove $1 $2; then
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echo "$2 removal from $1 should have been blocked" >&2
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cat /proc/mdstat >&2
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mdadm -E $2
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exit 1
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fi
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}
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imsm_check_removal() {
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if ! mdadm --remove $1 $2 ; then
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echo "$2 removal from $1 should have succeeded" >&2
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cat /proc/mdstat >&2
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mdadm -E $2
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exit 1
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fi
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}
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imsm_check() {
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udevadm settle
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case $1 in
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container )
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grep -s "$(((418 * $2)/2)) blocks super external:imsm" /proc/mdstat > /dev/null || {
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echo >&2 "ERROR correctly formed container not found"; cat /proc/mdstat; exit 1;}
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;;
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member )
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member=$2
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num_disks=$3
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level=$4
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size=$5
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offset=$6
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chunk=$7
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err=0
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if [ $level -ne 1 ]; then
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size=$((size & ~(chunk - 1)))
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else
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chunk=64
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fi
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eval `stat -L -c "let major=0x%t; let minor=0x%T;" $member`
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sysfs=/sys/dev/block/${major}:${minor}
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if [ ! -f ${sysfs}/md/array_state ]; then
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echo "member array $member not found" >&2
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cat /proc/mdstat >&2
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exit 1
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fi
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_chunk=`cat ${sysfs}/md/chunk_size`
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if [ $chunk -ne $((_chunk/1024)) ]; then
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echo "chunk mismatch expected $chunk got $_chunk" >&2
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err=$((err+1))
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fi
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for i in `seq 0 $((num_disks-1))`
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do
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_offset=`cat ${sysfs}/md/rd${i}/offset`
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if [ $offset -ne $((_offset/2)) ]; then
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echo "offset mismatch expected $offset got $_offset" >&2
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err=$((err+1))
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fi
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_size=`cat ${sysfs}/md/rd${i}/size`
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if [ $size -ne $_size ]; then
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echo "size mismatch expected $size got $_size" >&2
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err=$((err+1))
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fi
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done
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if [ $err -gt 0 ]; then
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echo "$member failed check" >&2
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cat /proc/mdstat >&2
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mdadm -E /dev/loop0 >&2
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exit 1
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fi
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;;
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* ) echo >&2 ERROR unknown check $1 ; exit 1;
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esac
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}
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export IMSM_DEVNAME_AS_SERIAL=1
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export IMSM_TEST_OROM=1
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container=/dev/md/container
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member0=/dev/md/vol0
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member1=/dev/md/vol1
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member2=/dev/md/vol2
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member3=/dev/md/vol3
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member4=/dev/md/vol4
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# IMSM rounds to multiples of one mebibyte - 1024K
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DEV_ROUND_K=1024
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num_disks=2
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mdadm -CR $container -e imsm -n $num_disks $dev0 $dev1
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imsm_check container $num_disks
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# RAID0 + RAID1
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size=10000
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level=0
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chunk=64
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offset=0
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mdadm -CR $member0 $dev0 $dev1 -n $num_disks -l $level -z $size -c $chunk
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imsm_check member $member0 $num_disks $level $size $offset $chunk
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testdev $member0 $num_disks $size $chunk
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offset=$(((size & ~(chunk - 1)) + 2048))
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size=5000
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level=1
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chunk=0
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mdadm -CR $member1 $dev0 $dev1 -n $num_disks -l $level -z $size
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imsm_check member $member1 $num_disks $level $size $offset $chunk
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testdev $member1 1 $size 1
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check wait
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mdadm -Ss
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# RAID10 + RAID5
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num_disks=4
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mdadm -CR $container -e imsm -n $num_disks $dev0 $dev1 $dev2 $dev3
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imsm_check container $num_disks
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size=10000
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level=10
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chunk=64
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offset=0
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mdadm -CR $member0 $dev0 $dev1 $dev2 $dev3 -n $num_disks -l $level -z $size -c $chunk
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imsm_check member $member0 $num_disks $level $size $offset $chunk
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testdev $member0 $((num_disks-2)) $size $chunk
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offset=$(((size & ~(chunk - 1)) + 2048))
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size=5000
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level=5
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mdadm -CR $member1 $dev0 $dev1 $dev2 $dev3 -n $num_disks -l $level -z $size -c $chunk
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imsm_check member $member1 $num_disks $level $size $offset $chunk
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testdev $member1 $((num_disks-1)) $size $chunk
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check wait
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# FAIL / REBUILD
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imsm_check_hold $container $dev0
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mdadm --fail $member0 $dev0
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mdadm --wait-clean --scan
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imsm_check_removal $container $dev0
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mdadm --add $container $dev4
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check wait
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imsm_check_hold $container $dev4
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