mdadm/tests/11spare-migration
Czarnowska, Anna f6539edf2e Spare migration tests updated
Added tests for cases when:
0  - there is no config file at all
0a - config file has no domains defined
9a - spare is in global domain
15 - spare is in global domain for $platform metadata

Test 4 pass condition changed for imsm metadata.

disk_policy only adds controller domain for imsm
when config_rules_has_path=1.
If there are any domains in config then every disk will have also
a controller domain.
As a result the array needing spares has at least
one controller domain even when it doesn't have any other
domains specified explicitly. In this case any spare in the same
controller domain matches when it has no other domains from config.
(This behaviour is different from the case when there is no paths
in config at all as array domain then is null and no spare matches)

Signed-off-by: Anna Czarnowska <anna.czarnowska@intel.com>
Signed-off-by: NeilBrown <neilb@suse.de>
2011-02-08 11:44:50 +11:00

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# Set of tests for autorebuild functionality using mdadm -F
# To be able to test ddf one must have all loop devices of bigger size, with the ones
# above number 7 bigger again by any amount (this is not changed for now as it
# could affect other tests)
export IMSM_DEVNAME_AS_SERIAL=1
export IMSM_TEST_OROM=1
export IMSM_NO_PLATFORM=1
. tests/utils
set -ex
verbose="yes"
sleeptime=10
# if listfailed=yes then don't exit if test failed due to wrong
# spare-migration and just print a list at the end. Other errors still
# stop the test.
# if listfailed=no then exit on first failure
listfailed="yes"
# start Monitor, set monitorpid
# uses global scan variable
# all parameters are numbers of devices to be monitored. only used when $scan="no"
# eg. monitor 0 1 will start monitoring of containers c0, c1 and subarrays v0, v1
monitor(){
[ -z $monitorpid ] || return
if [ "$scan" == "yes" ]; then
$mdadm -F -d 1 --scan --mail root@localhost &
monitorpid=$!
return
fi
unset mddevs
while [ -n "$1" ]
do
eval container=\$c$1
eval volumes=\$v$1
mddevs="$mddevs /dev/$container"
if [ "$container" != "$volumes" ]; then
for vol in $volumes; do
mddevs="$mddevs /dev/$vol"
done
fi
shift
done
if [ -n "$mddevs" ]; then
if [ "$verbose" != "yes" ]; then
$mdadm -F -d 1 $mddevs >&2 &
monitorpid=$!
else
$mdadm -F -t -d 1 $mddevs &
monitorpid=$!
fi
fi
[ "$verbose" != "yes" ] || echo $mddevs $monitorpid
}
test0()
{
dsc "Test 0: No config file, no spare should be moved"
setupdevs 0 0 1 $platform
setupdevs 1 3 4 $platform
monitor 0 1
mdadm -a /dev/$c1 $dev2
mdadm --fail /dev/$v0 $dev0
# check that spare loop2 was not moved from container c1 to container c0
chksparemoved $c1 $c0 $dev2 n
tidyup
}
test0a()
{
dsc "Test 0a: No domains in config file, no spare should be moved"
setupdevs 0 0 1 $platform
setupdevs 1 3 4 $platform
createconfig a
monitor 0 1
mdadm -a /dev/$c1 $dev2
mdadm --fail /dev/$v0 $dev0
# check that spare loop2 was not moved from container c1 to container c0
chksparemoved $c1 $c0 $dev2 n
tidyup
}
test1()
{
dsc "Test 1: Common domain, add disk to one container and fail first one in another container, spare should be moved"
setupdevs 0 0 1 $platform
setupdevs 1 3 4 $platform
# create config file with arrays and common domain
createconfig a
createconfig domain-$platform $platform spare 0 1 2 3 4
monitor 0 1
mdadm -a /dev/$c1 $dev2
mdadm --fail /dev/$v0 $dev0
# check that spare loop2 was moved from container c1 to container c0
chksparemoved $c1 $c0 $dev2
tidyup
}
test1a()
{
dsc "Test 1a: Common domain, add disk to one container and fail second one in another container, spare should be moved"
setupdevs 0 0 1 $platform
setupdevs 1 3 4 $platform
createconfig a
createconfig domain-$platform $platform spare 0 1 2 3 4
monitor 0 1
mdadm -a /dev/$c1 $dev2
mdadm --fail /dev/$v0 $dev1
# check that spare loop2 was moved from container c1 to container c0
chksparemoved $c1 $c0 $dev2
tidyup
}
test2()
{
dsc "Test 2: Common domain, fail disk in one container and add one to another container, spare should be moved"
setupdevs 0 0 1 $platform
setupdevs 1 3 4 $platform
createconfig a
createconfig domain-$platform $platform spare 0 1 2 3 4
monitor 0 1
mdadm --fail /dev/$v0 $dev1
mdadm -a /dev/$c1 $dev2
chksparemoved $c1 $c0 $dev2
tidyup
}
test3()
{
dsc "Test 3: Two domains, fail a disk in one domain, add a disk to another domain, the spare should not be moved"
setupdevs 0 0 1 $platform
setupdevs 1 3 4 $platform
# create config file with 2 domains
createconfig a
createconfig domain-$platform"1" $platform spare 0 1 2
createconfig domain-$platform"2" $platform spare 3 4 5
monitor 0 1
mdadm --fail /dev/$v0 $dev1
mdadm -a /dev/$c1 $dev5
chksparemoved $c1 $c0 $dev5 n
tidyup
}
test4()
{
dsc "Test 4: One domain holds one container, fail a disk in domain, and add disk to a container not described by domain, move if metadata allows"
setupdevs 0 0 1 $platform
setupdevs 1 3 4 $platform
createconfig a
createconfig domain-$platform $platform spare 0 1 2
monitor 0 1
mdadm --fail /dev/$v0 $dev1
mdadm -a /dev/$c1 $dev5
unset shouldmove
[ "$platform" == "imsm" ] || shouldmove="n"
chksparemoved $c1 $c0 $dev5 $shouldmove
tidyup
}
test5()
{
dsc "Test 5: Two domains, two containers in each domain"
setupdevs 0 0 1 $platform
setupdevs 1 3 4 $platform
setupdevs 2 5 6 $platform
setupdevs 3 7 8 $platform
# 2 and 9 for spares
createconfig a
createconfig domain-$platform"1" $platform spare 0 1 2 3 4
createconfig domain-$platform"2" $platform spare 5 6 7 8 9
monitor 0 1 2 3
test5a
test5b
test5c
tidyup
}
test5a()
{
dsc "Test 5a: Two containers in each domain, add spare loop2 to domain1 and fail disk in the other domain, the spare should not be moved"
mdadm -a /dev/$c0 $dev2
mdadm --fail /dev/$v2 $dev5
chksparemoved $c0 $c2 $dev2 n
}
test5b()
{
dsc "Test 5b: Fail disk in the same domain but different container, spare loop2 should be moved"
mdadm --fail /dev/$v1 $dev3
chksparemoved $c0 $c1 $dev2
}
test5c()
{
dsc "Test 5c: Add spare loop9 to different container in domain with degraded array, spare should be moved"
mdadm -a /dev/$c3 $dev9
chksparemoved $c3 $c2 $dev9
}
test6()
{
dsc "Test 6: One domain has two containers, fail a disk in one container, there is a spare in other container too small to use for rebuild"
setupdevs 0 0 1 $platform
setupdevs 1 8 9 $platform
# all devices in one domain
createconfig a
createconfig domain-$platform $platform spare 0 1 2 8 9
monitor 0 1
mdadm -a /dev/$c0 $dev2
mdadm --fail /dev/$v1 $dev8
chksparemoved $c0 $c1 $dev2 n
tidyup
}
test7()
{
dsc "Test 7: One domain, add small spare to container, fail disk in array, spare not used, add suitable spare to other container, spare should be moved"
setupdevs 0 0 1 $platform
setupdevs 1 8 9 $platform
createconfig a
createconfig domain-$platform $platform spare 0 1 2 8 9 10
monitor 0 1
mdadm -a /dev/$c1 $dev2
mdadm --fail /dev/$v1 $dev8
mdadm -a /dev/$c0 $dev10
chksparemoved $c0 $c1 $dev10
tidyup
}
test7a()
{
dsc "Test 7a: Small spare in parent, suitable one in other container, $dev2 in $c1 is not in common domain"
setupdevs 0 0 1 $platform
setupdevs 1 8 9 $platform
#all $platform devices in one domain
createconfig a
createconfig domain-$platform"1" $platform spare 0 1 8 9 10
createconfig domain-$platform"2" $platform spare 2
monitor 0 1
mdadm -a /dev/$c1 $dev2
chkspare $c1 $dev2
mdadm --fail /dev/$v1 $dev8
mdadm -a /dev/$c0 $dev10
chksparemoved $c0 $c1 $dev10
tidyup
}
test8()
{
# ddf does not have getinfo_super_disks implemented so skip this test
return
dsc "Test 8: imsm and ddf - spare should not be migrated"
setupdevs 0 10 11 imsm
setupdevs 1 8 9 ddf
createconfig a
createconfig domain0 noplatform spare 8 9 10 11 12
monitor 0 1
mdadm -a /dev/$c1 $dev12
mdadm --fail /dev/$v0 $dev10
chksparemoved $c1 $c0 $dev12 n
tidyup
}
test9()
{
dsc "Test 9: imsm and native 1.2 - one domain, no metadata specified, spare should be moved"
setupdevs 0 10 11 imsm
setupdevs 1 8 9 1.2
createconfig a
createconfig domain0 noplatform spare 8 9 10 11 12
monitor 0 1
mdadm -a /dev/$c1 $dev12
mdadm --fail /dev/$v0 $dev10
chksparemoved $c1 $c0 $dev12
tidyup
}
test9a()
{
dsc "Test 9a: imsm and native 1.2 - spare in global domain, should be moved"
setupdevs 0 10 11 imsm
setupdevs 1 8 9 1.2
createconfig a
createconfig domain-global noplatform spare 8 9 10 11 12
createconfig domain-1.2 1.2 spare 8 9
createconfig domain-imsm imsm spare 10 11
monitor 0 1
mdadm -a /dev/$c1 $dev12
mdadm --fail /dev/$v0 $dev10
chksparemoved $c1 $c0 $dev12
tidyup
}
test10()
{
dsc "Test 10: Two arrays on the same devices in container"
setupdevs 0 0 1 $platform 10000
setupdevs 1 3 4 $platform
createconfig a
createconfig domain-$platform $platform spare 0 1 2 3 4 5
monitor 0 1
mdadm -a /dev/$c1 $dev2
mdadm --fail /dev/md/sub0_ $dev0
chksparemoved $c1 $c0 $dev2
if [ $failed -eq 0 ]; then
# now fail the spare and see if we get another one
mdadm --fail /dev/md/sub0_ $dev2
mdadm -a /dev/$c1 $dev5
chksparemoved $c1 $c0 $dev5
fi
tidyup
}
test11()
{
dsc "Test 11: Failed spare from other container should not be used"
setupdevs 0 0 1 $platform
setupdevs 1 3 4 $platform
createconfig a
createconfig domain-$platform $platform spare 0 1 2 3 4
monitor 0 1
mdadm -a /dev/$c1 $dev2
mdadm --fail /dev/$v1 $dev3
#wait until recovery finishes so no degraded array in c1
check wait
mdadm --fail /dev/$v0 $dev0
chksparemoved $c1 $c0 $dev3 n
tidyup
}
test12()
{
dsc "Test 12: Only one spare should be taken for rebuild, second not needed"
setupdevs 0 0 1 $platform
setupdevs 1 3 4 $platform
createconfig a
createconfig domain-$platform $platform spare 0 1 2 3 4 5
monitor 0 1
mdadm -a /dev/$c1 $dev2
mdadm -a /dev/$c1 $dev5
mdadm --fail /dev/$v0 $dev0
sleep $sleeptime
chkarray $dev2 n
sc1=$c
chkarray $dev5 n
sc2=$c
[ "$sc1" != "$sc2" ] || err "both spares in the same container $sc1"
tidyup
}
test13()
{
dsc "Test 13: Common domain, two containers, fail a disk in container, action is below spare, the spare should be moved regadless of action"
setupdevs 0 0 1 $platform
setupdevs 1 4 5 $platform
# same domain but different action on 4 5 6
createconfig a
createconfig domain-$platform $platform spare 0 1
createconfig domain-$platform $platform include 4 5 6
monitor 0 1
mdadm -a /dev/$c1 $dev6
mdadm --fail /dev/$v0 $dev0
chksparemoved $c1 $c0 $d6
tidyup
}
test14()
{
dsc "Test 14: One domain, small array on big disks, check if small spare is accepted"
setupdevs 0 8 9 $platform 10000 1
setupdevs 1 0 1 $platform
createconfig a
createconfig domain-$platform $platform spare 0 1 2 8 9
monitor 0 1
mdadm -a /dev/$c1 $dev2
mdadm --fail /dev/$v0 $dev9
chksparemoved $c1 $c0 $d2
tidyup
}
test15()
{
dsc "Test 15: spare in global domain for $platform metadata, should be moved"
# this is like 9a but only one metadata used
setupdevs 0 10 11 $platform
setupdevs 1 8 9 $platform
createconfig a
createconfig domain-global $platform spare 8 9 10 11 12
createconfig domain-1 $platform spare 8 9
createconfig domain-2 $platform spare 10 11
monitor 0 1
mdadm -a /dev/$c1 $dev12
mdadm --fail /dev/$v0 $dev10
chksparemoved $c1 $c0 $dev12
tidyup
}
try()
{
test0
test0a
test1
test1a
test2
test3
test4
test5
test6
if [ "$platform" != "1.2" ]; then
# this is because we can't have a small spare added to native array
test7
test7a
fi
test8
test9
test9a
if [ "$platform" != "1.2" ]; then
# we can't create two subarrays on the same devices for native (without
# partitions)
test10
fi
test11
test12
test13
test14
test15
}
try_failed()
{
platform="1.2"
scan="no"
test5
test9
test13
scan="yes"
test9
}
#try_failed
for scan in no yes; do
for platform in 1.2 imsm; do
try
done
done
[ $listfailed == "no" ] || [ -z $flist ] || echo -e "\n FAILED TESTS: $flist"
#cat $targetdir/log
rm -f /dev/disk/by-path/loop*