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|
imsm_check() {
udevadm settle
case $1 in
container )
grep -s "blocks super external:imsm" /proc/mdstat > /dev/null || {
echo >&2 "**Fatal** Correctly formed container not found"; cat /proc/mdstat; exit 1; }
;;
member )
t_member=$2
t_num_disks=$3
t_level=$4
t_rd_size=$5
t_size=$6
t_offset=$7
t_chunk=$8
t_rd_size=$((t_rd_size & ~(1024 - 1)))
if [ $t_level -eq 1 ]; then
t_chunk=64
fi
t_num_data_disks=0
case $t_level in
0)
t_num_data_disks=$t_num_disks
;;
1)
t_num_data_disks=1
;;
5)
t_num_data_disks=$((t_num_disks-1))
;;
10)
t_num_data_disks=$((t_num_disks/2))
;;
esac
t_size=$((t_rd_size*t_num_data_disks))
err=0
eval `stat -L -c "let major=0x%t; let minor=0x%T;" $t_member`
sysfs=/sys/dev/block/${major}:${minor}
if [ ! -f ${sysfs}/md/array_state ]; then
echo "**Fatal**: Array member $t_member not found" >&2; cat /proc/mdstat >&2; exit 1
fi
_chunk=`cat ${sysfs}/md/chunk_size`
if [ $t_chunk -ne $((_chunk/1024)) ]; then
echo "**Error**: Chunk size mismatch - expected $t_chunk, actual $(($_chunk/1024))" >&2
err=$((err + 1))
fi
for i in `seq 0 $((t_num_disks - 1))`; do
_offset=`cat ${sysfs}/md/rd${i}/offset`
if [ $t_offset -ne $((_offset / 2)) ]; then
echo "**Error**: Offset mismatch - expected $t_offset, actual $_offset" >&2
err=$((err + 1))
fi
_rd_size=`cat ${sysfs}/md/rd${i}/size`
if [ $t_rd_size -ne $_rd_size ]; then
echo "**Error**: Component size mismatch - expected $t_rd_size, actual $_rd_size" >&2
err=$((err + 1))
fi
done
_size=`cat ${sysfs}/md/array_size`
if [ $t_size -ne $_size ]; then
echo "**Error**: Array size mismatch - expected $t_size, actual $_size" >&2
err=$((err + 1))
fi
if [ $err -gt 0 ]; then
echo "$t_member failed check" >&2
cat /proc/mdstat >&2
mdadm -E /dev/loop0 >&2
exit 1
fi
;;
* )
echo >&2 "**Error** unknown check $1"; exit 1;
esac
}
export IMSM_NO_PLATFORM=1
export IMSM_DEVNAME_AS_SERIAL=1
export IMSM_TEST_OROM=1
container=/dev/md/container
member0=/dev/md/vol0
member1=/dev/md/vol1
member2=/dev/md/vol2
member3=/dev/md/vol3
member4=/dev/md/vol4
|
