On Wed, 31 Jul 2013 07:36:32 +0200 mwilck@xxxxxxxx wrote:
> From: Martin Wilck <mwilck@xxxxxxxx>
>
> I forgot to check in this helper script, similar to the one for IMSM.
> It is needed by tests/10ddf-create-fail-rebuild.
>
> Signed-off-by: Martin Wilck <mwilck@xxxxxxxx>
> ---
> tests/env-ddf-template | 76 ++++++++++++++++++++++++++++++++++++++++++++++++
> 1 files changed, 76 insertions(+), 0 deletions(-)
> create mode 100644 tests/env-ddf-template
>
> diff --git a/tests/env-ddf-template b/tests/env-ddf-template
> new file mode 100644
> index 0000000..28e19d0
> --- /dev/null
> +++ b/tests/env-ddf-template
> @@ -0,0 +1,76 @@
> +ddf_check() {
> + udevadm settle
> + case $1 in
> + container )
> + grep -s "blocks super external:ddf" /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_layout=$9
> +
> + if [ $t_chunk -ne 0 ]; then
> + t_rd_size=$((t_rd_size & ~(t_chunk - 1)))
> + fi
> + case $t_level in
> + 0) t_size=$((t_num_disks*$t_rd_size));;
> + 1) t_size=$t_rd_size;;
> + 4|5) t_size=$(((t_num_disks-1)*$t_rd_size));;
> + 6) t_size=$(((t_num_disks-2)*$t_rd_size));;
> + 10) t_size=$((t_num_disks*$t_rd_size/t_layout));;
> + esac
> +
> + 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 $_chunk" >&2
> + err=$((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 $((_offset/2))" >&2
> + err=$((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 ${sysfs}/md/array_size`
> + [ o$_size = odefault ] && _size=$(($(cat ${sysfs}/size)/2))
> + 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/loop8 >&2
> + exit 1
> + fi
> + ;;
> + * )
> + echo >&2 "**Error** unknown check $1"; exit 1;
> + esac
> +}
> +
> +container=/dev/md/ddf
> +member0=/dev/md/vol0
> +member1=/dev/md/vol1
> +member2=/dev/md/vol2
> +member3=/dev/md/vol3
> +member4=/dev/md/vol4
applied, thanks.
NeilBrown
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