| # validate the prodigal member disk scenario i.e. a former container |
| # member is returned after having been rebuilt on another system |
| |
| |
| imsm_check_hold() { |
| if mdadm --remove $1 $2; then |
| echo "$2 removal from $1 should have been blocked" >&2 |
| cat /proc/mdstat >&2 |
| mdadm -E $2 |
| exit 1 |
| fi |
| } |
| |
| imsm_check_removal() { |
| if ! mdadm --remove $1 $2 ; then |
| echo "$2 removal from $1 should have succeeded" >&2 |
| cat /proc/mdstat >&2 |
| mdadm -E $2 |
| exit 1 |
| fi |
| } |
| |
| export IMSM_DEVNAME_AS_SERIAL=1 |
| export IMSM_TEST_OROM=1 |
| export IMSM_NO_PLATFORM=1 |
| container=/dev/md/container |
| member=/dev/md/vol0 |
| |
| |
| num_disks=4 |
| size=$((10*1024)) |
| mdadm -CR $container -e imsm -n $num_disks $dev0 $dev1 $dev2 $dev3 |
| mdadm -CR $member $dev0 $dev2 -n 2 -l 1 -z $size |
| mdadm --wait $member || true |
| mdadm -Ss |
| |
| # make dev0 and dev1 a new rebuild family |
| mdadm -A $container $dev0 $dev1 |
| mdadm -IR $container |
| mdadm --wait ${member}_0 || true |
| mdadm -Ss |
| |
| # make dev2 and dev3 a new rebuild family |
| mdadm -A $container $dev2 $dev3 |
| mdadm -IR $container |
| mdadm --wait ${member}_0 || true |
| mdadm -Ss |
| |
| # reassemble and make sure one of the families falls out |
| mdadm -A $container $dev0 $dev1 $dev2 $dev3 |
| mdadm -IR $container |
| testdev ${member}_0 1 $size 64 |
| if mdadm --remove $container $dev0 ; then |
| # the dev[23] family won |
| imsm_check_removal $container $dev1 |
| imsm_check_hold $container $dev2 |
| imsm_check_hold $container $dev3 |
| else |
| # the dev[01] family won |
| imsm_check_hold $container $dev1 |
| imsm_check_removal $container $dev2 |
| imsm_check_removal $container $dev3 |
| fi |
| mdadm -Ss |
| |
| # reassemble with a new id for the dev[23] family |
| mdadm -A $container $dev0 $dev1 |
| mdadm -IR $container |
| mdadm -A ${container}2 $dev2 $dev3 --update=uuid |
| mdadm -IR ${container}2 |
| |
| testdev ${member}_0 1 $size 64 |
| testdev ${member}_1 1 $size 64 |