imsm: provide a simulated option-rom for regression tests
IMSM_NO_PLATFORM turns off checks that should be tested, so provide a IMSM_TEST_OROM variable to allow testing the orom constraints in the mdadm regression suite. Signed-off-by: Dan Williams <dan.j.williams@intel.com>
This commit is contained in:
Dan Williams
parent
5a03814040
commit
cceebc67f1
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@ -162,6 +162,24 @@ const struct imsm_orom *find_imsm_orom(void)
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if (populated)
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return &imsm_orom;
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if (check_env("IMSM_TEST_OROM")) {
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memset(&imsm_orom, 0, sizeof(imsm_orom));
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imsm_orom.rlc = IMSM_OROM_RLC_RAID0 | IMSM_OROM_RLC_RAID1 |
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IMSM_OROM_RLC_RAID10 | IMSM_OROM_RLC_RAID5;
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imsm_orom.sss = IMSM_OROM_SSS_4kB | IMSM_OROM_SSS_8kB |
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IMSM_OROM_SSS_16kB | IMSM_OROM_SSS_32kB |
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IMSM_OROM_SSS_64kB | IMSM_OROM_SSS_128kB |
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IMSM_OROM_SSS_256kB | IMSM_OROM_SSS_512kB |
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IMSM_OROM_SSS_1MB | IMSM_OROM_SSS_2MB;
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imsm_orom.dpa = 6;
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imsm_orom.tds = 6;
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imsm_orom.vpa = 2;
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imsm_orom.vphba = 4;
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imsm_orom.attr = imsm_orom.rlc | IMSM_OROM_ATTR_ChecksumVerify;
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populated = 1;
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return &imsm_orom;
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}
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if (!platform_has_intel_ahci())
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return NULL;
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@ -1842,7 +1842,7 @@ static struct intel_super *alloc_super(int creating_imsm)
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super->create_offset = ~((__u32 ) 0);
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if (!check_env("IMSM_NO_PLATFORM"))
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super->orom = find_imsm_orom();
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if (super->orom) {
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if (super->orom && !check_env("IMSM_TEST_OROM")) {
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struct sys_dev *list, *ent;
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/* find the first intel ahci controller */
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@ -0,0 +1,56 @@
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# sanity check array creation
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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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@ -1 +0,0 @@
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env-imsm
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@ -0,0 +1,68 @@
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imsm_check() {
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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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err=0
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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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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 "offset 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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setup_env() {
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export IMSM_DEVNAME_AS_SERIAL=1
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export IMSM_NO_PLATFORM=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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}
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reset_env() {
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unset IMSM_DEVNAME_AS_SERIAL
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unset IMSM_NO_PLATFORM
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unset imsm_check
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unset container
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unset member0
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unset member1
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unset member2
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unset member3
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unset member4
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}
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@ -1,3 +1,21 @@
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imsm_check_hold() {
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if [ mdadm --remove $1 $2 -eq 0 ]; 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 -ne 0 ]; 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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case $1 in
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container )
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@ -10,8 +28,14 @@ imsm_check() {
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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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@ -19,6 +43,11 @@ imsm_check() {
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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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@ -28,7 +57,7 @@ imsm_check() {
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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 "offset mismatch expected $size got $_size" >&2
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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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@ -46,7 +75,7 @@ imsm_check() {
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setup_env() {
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export IMSM_DEVNAME_AS_SERIAL=1
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export IMSM_NO_PLATFORM=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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@ -57,7 +86,7 @@ setup_env() {
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reset_env() {
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unset IMSM_DEVNAME_AS_SERIAL
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unset IMSM_NO_PLATFORM
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unset IMSM_TEST_OROM
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unset imsm_check
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unset container
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unset member0
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