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