[PATCH] Enable tests for OLCE, takeover, migrations for imsm metadata
am 23.12.2010 15:43:44 von krzysztof.wojcikPatch provides set of tests for On-line Capacity Expansion,
takeover, migrations operations for imsm metadata type.
Tests are grouped by operation type:
12 - On-line Capacity Expansion on one volume
13 - On-line Capacity Expansion on two volumes
14 - Negative tests for takeover, migrations
15 - Chunk size migrations
16 - raid0 -> raid5, raid5 -> raid0 migrations
18 - takeover operations
To run particular test group, following command should be executed:
(from mdadm's source code root directory)
../test
Example:
To run On-line Capacity Expansion on one volume tests:
../test 12
Tests execution results:
- In case of test pass, "succeeded" word is printed on console
- If test is failed, "FAILED" word is printed on console
and logs are stored in
Signed-off-by: Artur Wojcik
Signed-off-by: Krzysztof Wojcik
---
test | 61 +++++++-----
tests/12imsm-r0_2d-grow-r0_3d | 18 +++
tests/12imsm-r0_2d-grow-r0_4d | 18 +++
tests/12imsm-r0_2d-grow-r0_5d | 18 +++
tests/12imsm-r0_3d-grow-r0_4d | 18 +++
tests/12imsm-r5_3d-grow-r5_4d | 18 +++
tests/12imsm-r5_3d-grow-r5_5d | 18 +++
tests/13imsm-r0_r0_2d-grow-r0_r0_4d | 27 +++++
tests/13imsm-r0_r0_2d-grow-r0_r0_5d | 27 +++++
tests/13imsm-r0_r0_3d-grow-r0_r0_4d | 27 +++++
tests/13imsm-r0_r5_3d-grow-r0_r5_4d | 27 +++++
tests/13imsm-r0_r5_3d-grow-r0_r5_5d | 27 +++++
tests/13imsm-r5_r0_3d-grow-r5_r0_4d | 27 +++++
tests/13imsm-r5_r0_3d-grow-r5_r0_5d | 27 +++++
tests/14imsm-r0_3d-r5_3d-migrate-r5_4d-r5_4d | 27 +++++
tests/14imsm-r0_3d_no_spares-migrate-r5_3d | 19 ++++
tests/14imsm-r0_r0_2d-takeover-r10_4d | 29 ++++++
tests/14imsm-r10_4d-grow-r10_5d | 18 +++
tests/14imsm-r10_r5_4d-takeover-r0_2d | 28 +++++
tests/14imsm-r1_2d-grow-r1_3d | 18 +++
tests/14imsm-r1_2d-takeover-r0_2d | 20 ++++
tests/14imsm-r5_3d-grow-r5_5d-no-spares | 18 +++
tests/14imsm-r5_3d-migrate-r4_3d | 19 ++++
tests/15imsm-r0_3d_64k-migrate-r0_3d_256k | 22 ++++
tests/15imsm-r5_3d_4k-migrate-r5_3d_256k | 19 ++++
tests/15imsm-r5_3d_64k-migrate-r5_3d_256k | 19 ++++
tests/15imsm-r5_6d_4k-migrate-r5_6d_256k | 19 ++++
tests/15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_256k | 32 ++++++
tests/16imsm-r0_3d-migrate-r5_4d | 19 ++++
tests/16imsm-r0_5d-migrate-r5_6d | 19 ++++
tests/16imsm-r5_3d-migrate-r0_3d | 19 ++++
tests/16imsm-r5_5d-migrate-r0_5d | 19 ++++
tests/18imsm-1d-takeover-r0_1d | 21 ++++
tests/18imsm-1d-takeover-r1_2d | 19 ++++
tests/18imsm-r0_2d-takeover-r10_4d | 19 ++++
tests/18imsm-r10_4d-takeover-r0_2d | 20 ++++
tests/env-12imsm-r0_2d-grow-r0_3d | 1
tests/env-12imsm-r0_2d-grow-r0_4d | 1
tests/env-12imsm-r0_2d-grow-r0_5d | 1
tests/env-12imsm-r0_3d-grow-r0_4d | 1
tests/env-12imsm-r5_3d-grow-r5_4d | 1
tests/env-12imsm-r5_3d-grow-r5_5d | 1
tests/env-13imsm-r0_r0_2d-grow-r0_r0_4d | 1
tests/env-13imsm-r0_r0_2d-grow-r0_r0_5d | 1
tests/env-13imsm-r0_r0_3d-grow-r0_r0_4d | 1
tests/env-13imsm-r0_r5_3d-grow-r0_r5_4d | 1
tests/env-13imsm-r0_r5_3d-grow-r0_r5_5d | 1
tests/env-13imsm-r5_r0_3d-grow-r5_r0_4d | 1
tests/env-13imsm-r5_r0_3d-grow-r5_r0_5d | 1
tests/env-14imsm-r0_3d-r5_3d-migrate-r5_4d-r5_4d | 1
tests/env-14imsm-r0_3d_no_spares-migrate-r5_3d | 1
tests/env-14imsm-r0_r0_2d-takeover-r10_4d | 1
tests/env-14imsm-r10_4d-grow-r10_5d | 1
tests/env-14imsm-r10_r5_4d-takeover-r0_2d | 1
tests/env-14imsm-r1_2d-grow-r1_3d | 1
tests/env-14imsm-r1_2d-takeover-r0_2d | 1
tests/env-14imsm-r5_3d-grow-r5_4d-no-spares | 1
tests/env-14imsm-r5_3d-grow-r5_5d-no-spares | 1
tests/env-14imsm-r5_3d-migrate-r4_3d | 1
tests/env-15imsm-r0_3d_64k-migrate-r0_3d_256k | 1
tests/env-15imsm-r5_3d_4k-migrate-r5_3d_256k | 1
tests/env-15imsm-r5_3d_64k-migrate-r5_3d_256k | 1
tests/env-15imsm-r5_6d_4k-migrate-r5_6d_256k | 1
.../env-15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_128k | 1
.../env-15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_256k | 1
tests/env-16imsm-r0_3d-migrate-r5_4d | 1
tests/env-16imsm-r0_5d-migrate-r5_6d | 1
tests/env-16imsm-r5_3d-migrate-r0_3d | 1
tests/env-16imsm-r5_5d-migrate-r0_5d | 1
tests/env-17imsm-r5_3d-migrate-r4_3d | 1
tests/env-18imsm-1d-takeover-r0_1d | 1
tests/env-18imsm-1d-takeover-r1_2d | 1
tests/env-18imsm-r0_2d-takeover-r10_4d | 1
tests/env-18imsm-r10_4d-takeover-r0_2d | 1
tests/env-18imsm-r1_2d-takeover-r0_2d | 1
tests/env-imsm-template | 85 ++++++++++++++++
tests/imsm-grow-template | 104 ++++++++++++++++++++
77 files changed, 1024 insertions(+), 24 deletions(-)
mode change 100644 => 100755 test
create mode 100644 tests/12imsm-r0_2d-grow-r0_3d
create mode 100644 tests/12imsm-r0_2d-grow-r0_4d
create mode 100644 tests/12imsm-r0_2d-grow-r0_5d
create mode 100644 tests/12imsm-r0_3d-grow-r0_4d
create mode 100644 tests/12imsm-r5_3d-grow-r5_4d
create mode 100644 tests/12imsm-r5_3d-grow-r5_5d
create mode 100644 tests/13imsm-r0_r0_2d-grow-r0_r0_4d
create mode 100644 tests/13imsm-r0_r0_2d-grow-r0_r0_5d
create mode 100644 tests/13imsm-r0_r0_3d-grow-r0_r0_4d
create mode 100644 tests/13imsm-r0_r5_3d-grow-r0_r5_4d
create mode 100644 tests/13imsm-r0_r5_3d-grow-r0_r5_5d
create mode 100644 tests/13imsm-r5_r0_3d-grow-r5_r0_4d
create mode 100644 tests/13imsm-r5_r0_3d-grow-r5_r0_5d
create mode 100644 tests/14imsm-r0_3d-r5_3d-migrate-r5_4d-r5_4d
create mode 100644 tests/14imsm-r0_3d_no_spares-migrate-r5_3d
create mode 100644 tests/14imsm-r0_r0_2d-takeover-r10_4d
create mode 100644 tests/14imsm-r10_4d-grow-r10_5d
create mode 100644 tests/14imsm-r10_r5_4d-takeover-r0_2d
create mode 100644 tests/14imsm-r1_2d-grow-r1_3d
create mode 100644 tests/14imsm-r1_2d-takeover-r0_2d
create mode 100644 tests/14imsm-r5_3d-grow-r5_5d-no-spares
create mode 100644 tests/14imsm-r5_3d-migrate-r4_3d
create mode 100644 tests/15imsm-r0_3d_64k-migrate-r0_3d_256k
create mode 100644 tests/15imsm-r5_3d_4k-migrate-r5_3d_256k
create mode 100644 tests/15imsm-r5_3d_64k-migrate-r5_3d_256k
create mode 100644 tests/15imsm-r5_6d_4k-migrate-r5_6d_256k
create mode 100644 tests/15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_256k
create mode 100644 tests/16imsm-r0_3d-migrate-r5_4d
create mode 100644 tests/16imsm-r0_5d-migrate-r5_6d
create mode 100644 tests/16imsm-r5_3d-migrate-r0_3d
create mode 100644 tests/16imsm-r5_5d-migrate-r0_5d
create mode 100644 tests/18imsm-1d-takeover-r0_1d
create mode 100644 tests/18imsm-1d-takeover-r1_2d
create mode 100644 tests/18imsm-r0_2d-takeover-r10_4d
create mode 100644 tests/18imsm-r10_4d-takeover-r0_2d
create mode 120000 tests/env-12imsm-r0_2d-grow-r0_3d
create mode 120000 tests/env-12imsm-r0_2d-grow-r0_4d
create mode 120000 tests/env-12imsm-r0_2d-grow-r0_5d
create mode 120000 tests/env-12imsm-r0_3d-grow-r0_4d
create mode 120000 tests/env-12imsm-r5_3d-grow-r5_4d
create mode 120000 tests/env-12imsm-r5_3d-grow-r5_5d
create mode 120000 tests/env-13imsm-r0_r0_2d-grow-r0_r0_4d
create mode 120000 tests/env-13imsm-r0_r0_2d-grow-r0_r0_5d
create mode 120000 tests/env-13imsm-r0_r0_3d-grow-r0_r0_4d
create mode 120000 tests/env-13imsm-r0_r5_3d-grow-r0_r5_4d
create mode 120000 tests/env-13imsm-r0_r5_3d-grow-r0_r5_5d
create mode 120000 tests/env-13imsm-r5_r0_3d-grow-r5_r0_4d
create mode 120000 tests/env-13imsm-r5_r0_3d-grow-r5_r0_5d
create mode 120000 tests/env-14imsm-r0_3d-r5_3d-migrate-r5_4d-r5_4d
create mode 120000 tests/env-14imsm-r0_3d_no_spares-migrate-r5_3d
create mode 120000 tests/env-14imsm-r0_r0_2d-takeover-r10_4d
create mode 120000 tests/env-14imsm-r10_4d-grow-r10_5d
create mode 120000 tests/env-14imsm-r10_r5_4d-takeover-r0_2d
create mode 120000 tests/env-14imsm-r1_2d-grow-r1_3d
create mode 120000 tests/env-14imsm-r1_2d-takeover-r0_2d
create mode 120000 tests/env-14imsm-r5_3d-grow-r5_4d-no-spares
create mode 120000 tests/env-14imsm-r5_3d-grow-r5_5d-no-spares
create mode 120000 tests/env-14imsm-r5_3d-migrate-r4_3d
create mode 120000 tests/env-15imsm-r0_3d_64k-migrate-r0_3d_256k
create mode 120000 tests/env-15imsm-r5_3d_4k-migrate-r5_3d_256k
create mode 120000 tests/env-15imsm-r5_3d_64k-migrate-r5_3d_256k
create mode 120000 tests/env-15imsm-r5_6d_4k-migrate-r5_6d_256k
create mode 120000 tests/env-15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_128k
create mode 120000 tests/env-15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_256k
create mode 120000 tests/env-16imsm-r0_3d-migrate-r5_4d
create mode 120000 tests/env-16imsm-r0_5d-migrate-r5_6d
create mode 120000 tests/env-16imsm-r5_3d-migrate-r0_3d
create mode 120000 tests/env-16imsm-r5_5d-migrate-r0_5d
create mode 120000 tests/env-17imsm-r5_3d-migrate-r4_3d
create mode 120000 tests/env-18imsm-1d-takeover-r0_1d
create mode 120000 tests/env-18imsm-1d-takeover-r1_2d
create mode 120000 tests/env-18imsm-r0_2d-takeover-r10_4d
create mode 120000 tests/env-18imsm-r10_4d-takeover-r0_2d
create mode 120000 tests/env-18imsm-r1_2d-takeover-r0_2d
create mode 100644 tests/env-imsm-template
create mode 100644 tests/imsm-grow-template
diff --git a/test b/test
old mode 100644
new mode 100755
index d1b4582..8d74252
--- a/test
+++ b/test
@@ -49,13 +49,13 @@ mdsize12=19988
ddfsize=65536
cleanup() {
- udevadm settle
- $mdadm -Ssq
- for d in 0 1 2 3 4 5 6 7 8 9 10 11 12
- do
- losetup -d /dev/loop$d ; # rm -f $targetdir/mdtest$d
- rm -f /dev/disk/by-path/loop*
- done
+ udevadm settle
+ $mdadm -Ssq 2> /dev/null
+ for d in 0 1 2 3 4 5 6 7 8 9 10 11 12
+ do
+ losetup -d /dev/loop$d ; # rm -f $targetdir/mdtest$d
+ rm -f /dev/disk/by-path/loop*
+ done
}
trap cleanup 0 1 2 3 15
@@ -117,45 +117,45 @@ check() {
;;
raid* | linear )
grep -s "active $1 " /proc/mdstat > /dev/null || {
- echo >&2 "ERROR active $1 not found" ; cat /proc/mdstat ; exit 1;}
+ echo >&2 "ERROR active $1 not found" ; cat /proc/mdstat ; exit 1;}
;;
resync | recovery | reshape)
sleep 0.5
grep -s $1 /proc/mdstat > /dev/null || {
- echo >&2 ERROR no $1 happening; cat /proc/mdstat; exit 1; }
+ echo >&2 ERROR no $1 happening; cat /proc/mdstat; exit 1; }
;;
-
+
nosync )
sleep 0.5
if grep -s -E '(resync|recovery|reshape) =' > /dev/null /proc/mdstat ; then
- echo >&2 "ERROR resync or recovery is happening!"; cat /proc/mdstat ; exit 1;
+ echo >&2 "ERROR resync or recovery is happening!"; cat /proc/mdstat ; exit 1;
fi
;;
-
+
wait )
sleep 0.1
while grep -E '(resync|recovery|reshape|check|repair) =' > /dev/null /proc/mdstat
do sleep 2;
done
;;
-
+
state )
grep -s "blocks.*\[$2\]\$" /proc/mdstat > /dev/null || {
- echo >&2 "ERROR state $2 not found!"; cat /proc/mdstat ; exit 1; }
+ echo >&2 "ERROR state $2 not found!"; cat /proc/mdstat ; exit 1; }
sleep 0.5
;;
bitmap )
grep -s bitmap > /dev/null /proc/mdstat || {
- echo >&2 ERROR no bitmap ; cat /proc/mdstat ; exit 1; }
+ echo >&2 ERROR no bitmap ; cat /proc/mdstat ; exit 1; }
;;
nobitmap )
- if grep -s "bitmap" > /dev/null /proc/mdstat
+ if grep -s "bitmap" > /dev/null /proc/mdstat
then
- echo >&2 ERROR bitmap present ; cat /proc/mdstat ; exit 1;
+ echo >&2 ERROR bitmap present ; cat /proc/mdstat ; exit 1;
fi
;;
-
+
* ) echo >&2 ERROR unknown check $1 ; exit 1;
esac
}
@@ -212,25 +212,38 @@ reset_environment() {
fi
}
+# Create directory for logs and stderr based on current timestamp
+start_date=`date +%Y-%m-%d`
+start_time=`date +%H-%M-%S`
+
for script in tests/$prefix tests/$prefix*[^~]
do
if [ -f "$script" ]
then
rm -f $targetdir/stderr
# stop all arrays, just incase some script left an array active.
- mdadm -Ssq
+ $mdadm -Ssq 2> /dev/null
mdadm --zero $devlist 2> /dev/null
mdadm --zero $devlist 2> /dev/null
environment="tests/env-`basename $script`"
setup_environment $environment
# source script in a subshell, so it has access to our
# namespace, but cannot change it.
+ echo -ne "$script... "
if ( set -ex ; . $script ) 2> $targetdir/log
- then echo "$script succeeded"
- else cat $targetdir/log ; cat $targetdir/stderr
- echo "$script failed"
- reset_environment $environment
- exit 1
+ then echo "succeeded"
+ else echo "FAILED"
+ short_path="by-date/$start_date/$start_time/`basename $script`"
+ log_path="tests/log/$short_path"
+ alternate_log_path="tests/log/by-case/`basename $script`"
+ timestamp=`date +%N`
+ mkdir -p $log_path $alternate_log_path
+ mv $targetdir/log $log_path/$timestamp.log
+ ln -s ../../$short_path/$timestamp.log $alternate_log_path/$start_date\_$start_time\_$timestamp.log
+ mv $targetdir/stderr $log_path/$timestamp.stderr
+ ln -s ../../$short_path/$timestamp.stderr $alternate_log_path/$start_date\_$start_time\_$timestamp.std err
+ cat /proc/mdstat > $log_path/$timestamp.mdstat
+ ln -s ../../$short_path/$timestamp.mdstat $alternate_log_path/$start_date\_$start_time\_$timestamp.mds tat
fi
reset_environment $environment
fi
diff --git a/tests/12imsm-r0_2d-grow-r0_3d b/tests/12imsm-r0_2d-grow-r0_3d
new file mode 100644
index 0000000..7f3d38f
--- /dev/null
+++ b/tests/12imsm-r0_2d-grow-r0_3d
@@ -0,0 +1,18 @@
+# RAID 0 volume, 2 disks grow to RAID 0 volume, 3 disks
+# POSITIVE test
+
+num_disks=2
+device_list="$dev0 $dev1"
+spare_list="$dev2"
+
+# Before: RAID 0 volume, 2 disks, 64k chunk size
+vol0_level=0
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$num_disks
+vol0_offset=0
+
+# After: RAID 0 volume, 3 disks, 64k chunk size
+vol0_new_num_comps=$((num_disks + 1))
+
+. tests/imsm-grow-template 0 0
diff --git a/tests/12imsm-r0_2d-grow-r0_4d b/tests/12imsm-r0_2d-grow-r0_4d
new file mode 100644
index 0000000..de76920
--- /dev/null
+++ b/tests/12imsm-r0_2d-grow-r0_4d
@@ -0,0 +1,18 @@
+# RAID 0 volume, 2 disks grow to RAID 0 volume, 4 disks
+# POSITIVE test
+
+num_disks=2
+device_list="$dev0 $dev1"
+spare_list="$dev2 $dev3"
+
+# Before: RAID 0 volume, 2 disks, 64k chunk size
+vol0_level=0
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$num_disks
+vol0_offset=0
+
+# After: RAID 0 volume, 4 disks, 64k chunk size
+vol0_new_num_comps=$((num_disks + 2))
+
+. tests/imsm-grow-template 0 0
diff --git a/tests/12imsm-r0_2d-grow-r0_5d b/tests/12imsm-r0_2d-grow-r0_5d
new file mode 100644
index 0000000..ffa4cc1
--- /dev/null
+++ b/tests/12imsm-r0_2d-grow-r0_5d
@@ -0,0 +1,18 @@
+# RAID 0 volume, 2 disks grow to RAID 0 volume, 5 disks
+# POSITIVE test
+
+num_disks=2
+device_list="$dev0 $dev1"
+spare_list="$dev2 $dev3 $dev4"
+
+# Before: RAID 0 volume, 2 disks, 64k chunk size
+vol0_level=0
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$num_disks
+vol0_offset=0
+
+# After: RAID 0 volume, 5 disks, 64k chunk size
+vol0_new_num_comps=$((num_disks + 3))
+
+. tests/imsm-grow-template 0 0
diff --git a/tests/12imsm-r0_3d-grow-r0_4d b/tests/12imsm-r0_3d-grow-r0_4d
new file mode 100644
index 0000000..d1fa584
--- /dev/null
+++ b/tests/12imsm-r0_3d-grow-r0_4d
@@ -0,0 +1,18 @@
+# RAID 0 volume, 3 disks grow to RAID 0 volume, 4 disks
+# POSITIVE test
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+spare_list="$dev3"
+
+# Before: RAID 0 volume, 3 disks, 64k chunk size
+vol0_level=0
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$num_disks
+vol0_offset=0
+
+# After: RAID 0 volume, 4 disks, 64k chunk size
+vol0_new_num_comps=$((num_disks + 1))
+
+. tests/imsm-grow-template 0 0
diff --git a/tests/12imsm-r5_3d-grow-r5_4d b/tests/12imsm-r5_3d-grow-r5_4d
new file mode 100644
index 0000000..a87ef8c
--- /dev/null
+++ b/tests/12imsm-r5_3d-grow-r5_4d
@@ -0,0 +1,18 @@
+# RAID 5 volume, 3 disks grow to RAID 5 volume, 4 disks
+# POSITIVE test
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+spare_list="$dev3"
+
+# Before: RAID 5 volume, 3 disks, 64k chunk size
+vol0_level=5
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$((num_disks - 1))
+vol0_offset=0
+
+# After: RAID 5 volume, 4 disks, 64k chunk size
+vol0_new_num_comps=$num_disks
+
+. tests/imsm-grow-template 0 0
diff --git a/tests/12imsm-r5_3d-grow-r5_5d b/tests/12imsm-r5_3d-grow-r5_5d
new file mode 100644
index 0000000..2fa3711
--- /dev/null
+++ b/tests/12imsm-r5_3d-grow-r5_5d
@@ -0,0 +1,18 @@
+# RAID 5 volume, 3 disks grow to RAID 5 volume, 5 disks
+# POSITIVE test
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+spare_list="$dev3 $dev4"
+
+# Before: RAID 5 volume, 3 disks, 64k chunk size
+vol0_level=5
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$((num_disks - 1))
+vol0_offset=0
+
+# After: RAID 5 volume, 5 disks, 64k chunk size
+vol0_new_num_comps=$((num_disks + 1))
+
+. tests/imsm-grow-template 0 0
diff --git a/tests/13imsm-r0_r0_2d-grow-r0_r0_4d b/tests/13imsm-r0_r0_2d-grow-r0_r0_4d
new file mode 100644
index 0000000..9b6256b
--- /dev/null
+++ b/tests/13imsm-r0_r0_2d-grow-r0_r0_4d
@@ -0,0 +1,27 @@
+# Grow the container (arrays inside) from 2 disks to 4 disks
+# POSITIVE test
+
+num_disks=2
+device_list="$dev0 $dev1"
+spare_list="$dev2 $dev3"
+
+# Before: RAID 0 volume in slot #0, 2 disks, 128k chunk size
+# RAID 0 volume in slot #1, 2 disks, 64k chunk size
+vol0_level=0
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=128
+vol0_num_comps=$num_disks
+vol0_offset=0
+
+vol1_level=0
+vol1_comp_size=$((5 * 1024))
+vol1_chunk=64
+vol1_num_comps=$num_disks
+vol1_offset=$((vol0_comp_size + 2048))
+
+# After: RAID 0 volume in slot #0, 4 disks, 128k chunk size
+# RAID 0 volume in slot #1, 4 disks, 64k chunk size
+vol0_new_num_comps=$((num_disks + 2))
+vol1_new_num_comps=$vol0_new_num_comps
+
+. tests/imsm-grow-template 0 0
diff --git a/tests/13imsm-r0_r0_2d-grow-r0_r0_5d b/tests/13imsm-r0_r0_2d-grow-r0_r0_5d
new file mode 100644
index 0000000..05364f5
--- /dev/null
+++ b/tests/13imsm-r0_r0_2d-grow-r0_r0_5d
@@ -0,0 +1,27 @@
+# Grow both members from 2 disks to 5 disks
+# POSITIVE test
+
+num_disks=2
+device_list="$dev0 $dev1"
+spare_list="$dev2 $dev3 $dev4"
+
+# Before: RAID 0 volume in slot #0, 2 disks, 64k chunk size
+# RAID 0 volume in slot #1, 2 disks, 256k chunk size
+vol0_level=0
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$num_disks
+vol0_offset=0
+
+vol1_level=0
+vol1_comp_size=$((5 * 1024))
+vol1_chunk=256
+vol1_num_comps=$num_disks
+vol1_offset=$((vol0_comp_size + 2048))
+
+# After: RAID 0 volume in slot #0, 5 disks, 64k chunk size
+# RAID 0 volume in slot #1, 5 disks, 256k chunk size
+vol0_new_num_comps=$((num_disks + 3))
+vol1_new_num_comps=$vol0_new_num_comps
+
+. tests/imsm-grow-template 0 0
diff --git a/tests/13imsm-r0_r0_3d-grow-r0_r0_4d b/tests/13imsm-r0_r0_3d-grow-r0_r0_4d
new file mode 100644
index 0000000..26b69f1
--- /dev/null
+++ b/tests/13imsm-r0_r0_3d-grow-r0_r0_4d
@@ -0,0 +1,27 @@
+# Grow a container (arrays inside) from 3 disks to 4 disks
+# POSITIVE test
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+spare_list="$dev3"
+
+# Before: RAID 0 volume in slot #0, 3 disks, 128k chunk size
+# RAID 0 volume in slot #1, 3 disks, 512k chunk size
+vol0_level=0
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=128
+vol0_num_comps=$num_disks
+vol0_offset=0
+
+vol1_level=0
+vol1_comp_size=$((5 * 1024))
+vol1_chunk=512
+vol1_num_comps=$num_disks
+vol1_offset=$((vol0_comp_size + 2048))
+
+# After: RAID0 volume in slot #0, 4 disks, 128k chunk size
+# RAID0 volume in slot #1, 4 disks, 512k chunk size
+vol0_new_num_comps=$((num_disks + 1))
+vol1_new_num_comps=$vol0_new_num_comps
+
+. tests/imsm-grow-template 0 0
diff --git a/tests/13imsm-r0_r5_3d-grow-r0_r5_4d b/tests/13imsm-r0_r5_3d-grow-r0_r5_4d
new file mode 100644
index 0000000..e2ce5d0
--- /dev/null
+++ b/tests/13imsm-r0_r5_3d-grow-r0_r5_4d
@@ -0,0 +1,27 @@
+# Grow the container (arrays inside) from 3 disks to 4 disks
+# POSITIVE test
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+spare_list="$dev3"
+
+# Before: RAID 0 volume in slot #0, 3 disks, 64k chunk size
+# RAID 5 volume in slot #1, 3 disks, 128k chunk size
+vol0_level=0
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$num_disks
+vol0_offset=0
+
+vol1_level=5
+vol1_comp_size=$((5 * 1024))
+vol1_chunk=128
+vol1_num_comps=$((num_disks - 1))
+vol1_offset=$((vol0_comp_size + 2048))
+
+# After: RAID 0 volume in slot #0, 4 disks, 64k chunk size
+# RAID 5 volume in slot #1, 4 disks, 128k chunk size
+vol1_new_num_comps=$num_disks
+vol0_new_num_comps=$((num_disks + 1))
+
+. tests/imsm-grow-template 0 0
diff --git a/tests/13imsm-r0_r5_3d-grow-r0_r5_5d b/tests/13imsm-r0_r5_3d-grow-r0_r5_5d
new file mode 100644
index 0000000..47d3f37
--- /dev/null
+++ b/tests/13imsm-r0_r5_3d-grow-r0_r5_5d
@@ -0,0 +1,27 @@
+# Grow the container (arrays inside) from 3 disks to 5 disks
+# POSITIVE test
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+spare_list="$dev3 $dev4"
+
+# Before: RAID 0 volume in slot #0, 3 disks, 256k chunk size
+# RAID 5 volume in slot #1, 3 disks, 512k chunk size
+vol0_level=0
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=256
+vol0_num_comps=$num_disks
+vol0_offset=0
+
+vol1_level=5
+vol1_comp_size=$((5 * 1024))
+vol1_chunk=512
+vol1_num_comps=$((num_disks - 1))
+vol1_offset=$((vol0_comp_size + 2048))
+
+# After: RAID 0 volume in slot #0, 5 disks, 256k chunk size
+# RAID 5 volume in slot #1, 5 disks, 512k chunk size
+vol0_new_num_comps=$((num_disks + 2))
+vol1_new_num_comps=$((num_disks + 1))
+
+. tests/imsm-grow-template 0 0
diff --git a/tests/13imsm-r5_r0_3d-grow-r5_r0_4d b/tests/13imsm-r5_r0_3d-grow-r5_r0_4d
new file mode 100644
index 0000000..79115a3
--- /dev/null
+++ b/tests/13imsm-r5_r0_3d-grow-r5_r0_4d
@@ -0,0 +1,27 @@
+# Grow the container (arrays inside) from 3 disks to 4 disks
+# POSITIVE test
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+spare_list="$dev3"
+
+# Before: RAID 5 volume in slot #0, 3 disks, 64k chunk size
+# RAID 0 volume in slot #1, 3 disks, 64k chunk size
+vol0_level=5
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$((num_disks - 1))
+vol0_offset=0
+
+vol1_level=0
+vol1_comp_size=$((5 * 1024))
+vol1_chunk=64
+vol1_offset=$((vol0_comp_size + 2048))
+vol1_num_comps=$num_disks
+
+# After: RAID 5 volume in slot #0, 4 disks, 64k chunk size
+# RAID 0 volume in slot #1, 4 disks, 64k chunk size
+vol0_new_num_comps=$num_disks
+vol1_new_num_comps=$((num_disks + 1))
+
+. tests/imsm-grow-template 0 0
diff --git a/tests/13imsm-r5_r0_3d-grow-r5_r0_5d b/tests/13imsm-r5_r0_3d-grow-r5_r0_5d
new file mode 100644
index 0000000..990c828
--- /dev/null
+++ b/tests/13imsm-r5_r0_3d-grow-r5_r0_5d
@@ -0,0 +1,27 @@
+# Grow the container (arrays inside) from 3 disks to 5 disks
+# POSITIVE test
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+spare_list="$dev3 $dev4"
+
+# Before: RAID 5 volume in slot #0, 3 disks, 128k chunk size
+# RAID 0 volume in slot #1, 3 disks, 256k chunk size
+vol0_level=5
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$((num_disks - 1))
+vol0_offset=0
+
+vol1_level=0
+vol1_comp_size=$((5 * 1024))
+vol1_chunk=64
+vol1_offset=$((vol0_comp_size + 2048))
+vol1_num_comps=$num_disks
+
+# After: RAID 5 volume in slot #0, 5 disks, 128k chunk size
+# RAID 0 volume in slot #1, 5 disks, 256k chunk size
+vol0_new_num_comps=$((num_disks + 1))
+vol1_new_num_comps=$((num_disks + 2))
+
+. tests/imsm-grow-template 0 0
diff --git a/tests/14imsm-r0_3d-r5_3d-migrate-r5_4d-r5_4d b/tests/14imsm-r0_3d-r5_3d-migrate-r5_4d-r5_4d
new file mode 100644
index 0000000..378d343
--- /dev/null
+++ b/tests/14imsm-r0_3d-r5_3d-migrate-r5_4d-r5_4d
@@ -0,0 +1,27 @@
+# RAID 0 and RAID 5 volumes (3 disks) migrate to RAID 5 and RAID 5 volumes (4 disks)
+# NEGATIVE test - migration is not allowed if there is more then one array in a container
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+spare_list="$dev3"
+
+# Before: RAID 0 volume, 3 disks, 64k chunk size, as member #0
+vol0_level=0
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$num_disks
+vol0_offset=0
+
+# Extra: RAID 5 volume, 3 disks, 64k chunk size, as member #1
+vol1_level=5
+vol1_comp_size=$((5 * 1024))
+vol1_chunk=64
+vol1_num_comps=$((num_disks - 1))
+vol1_offset=$((vol0_comp_size + 2048))
+
+# After: RAID 5 volume, 4 disks, 64k chunk size (only member #0)
+vol0_new_level=5
+vol0_new_num_comps=$num_disks
+vol0_new_chunk=64
+
+. tests/imsm-grow-template 1 1
diff --git a/tests/14imsm-r0_3d_no_spares-migrate-r5_3d b/tests/14imsm-r0_3d_no_spares-migrate-r5_3d
new file mode 100644
index 0000000..44b3f42
--- /dev/null
+++ b/tests/14imsm-r0_3d_no_spares-migrate-r5_3d
@@ -0,0 +1,19 @@
+# RAID 0 volume (3 disks, no spares) migrate to RAID 5 volume (3 disks)
+# NEGATIVE test
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+
+# Before: RAID 0 volume, 3 disks, 64k chunk size
+vol0_level=0
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$num_disks
+vol0_offset=0
+
+# After: RAID 5, 3 disks, 64k chunk size
+vol0_new_level=5
+vol0_new_num_comps=$((num_disks - 1))
+vol0_new_chunk=64
+
+. tests/imsm-grow-template 1
diff --git a/tests/14imsm-r0_r0_2d-takeover-r10_4d b/tests/14imsm-r0_r0_2d-takeover-r10_4d
new file mode 100644
index 0000000..da1a892
--- /dev/null
+++ b/tests/14imsm-r0_r0_2d-takeover-r10_4d
@@ -0,0 +1,29 @@
+
+# Two RAID 0 volumes (2 disks) migrate to RAID 10 volume (4 disks)
+# NEGATIVE test
+
+num_disks=2
+device_list="$dev0 $dev1"
+
+# Before: RAID 0 volume in slot #0, 2 disks, 64k chunk size
+# RAID 0 volume in slot #1, 2 disks, 64k chunk size
+vol0_level=0
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$num_disks
+vol0_offset=0
+
+# Before: RAID 0 volume, disks, 64k chunk size
+vol1_level=0
+vol1_comp_size=$((5 * 1024))
+vol1_chunk=64
+vol1_num_comps=num_disks
+vol1_offset=$(( $vol0_comp_size + 2048 ))
+
+# After: RAID 10, 4 disks, 64k chunk size
+vol0_new_level=10
+vol0_new_num_comps=$((num_disks - 1))
+vol0_new_chunk=64
+
+. tests/imsm-grow-template 1 1
+
diff --git a/tests/14imsm-r10_4d-grow-r10_5d b/tests/14imsm-r10_4d-grow-r10_5d
new file mode 100644
index 0000000..efffb9a
--- /dev/null
+++ b/tests/14imsm-r10_4d-grow-r10_5d
@@ -0,0 +1,18 @@
+# RAID 10 volume, 4 disks grow to RAID 10 volume, 5 disks
+# NEGATIVE test
+
+num_disks=4
+device_list="$dev0 $dev1 $dev2 $dev3"
+spare_list="$dev4"
+
+# Before: RAID 10 volume, 4 disks, 128k chunk size
+vol0_level=10
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=128
+vol0_num_comps=$((num_disks - 2))
+vol0_offset=0
+
+# After: RAID 10 volume, 5 disks, 128k chunks size (test should fail)
+vol0_new_num_comps=$((num_disks + 1))
+
+. tests/imsm-grow-template 1 0
diff --git a/tests/14imsm-r10_r5_4d-takeover-r0_2d b/tests/14imsm-r10_r5_4d-takeover-r0_2d
new file mode 100644
index 0000000..b0a8331
--- /dev/null
+++ b/tests/14imsm-r10_r5_4d-takeover-r0_2d
@@ -0,0 +1,28 @@
+
+# Two RAID volumes: RAID10 and RAID5 (4 disks) migrate to RAID 0 volume (2 disks)
+# NEGATIVE test
+
+num_disks=4
+device_list="$dev0 $dev1 $dev2 $dev3"
+
+# Before: RAID 10 volume in slot #0, 4 disks, 64k chunk size
+# RAID 5 volume in slot #1, 4 disks, 64k chunk size
+vol0_level=10
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$(( $num_disks - 2 ))
+vol0_offset=0
+
+# Before: RAID 0 volume, disks, 64k chunk size
+vol1_level=5
+vol1_comp_size=$((5 * 1024))
+vol1_chunk=64
+vol1_num_comps=$(( $num_disks - 1 ))
+vol1_offset=$(( $vol0_comp_size + 2048 ))
+
+# After: RAID 10, 4 disks, 64k chunk size
+vol0_new_level=0
+vol0_new_num_comps=2
+vol0_new_chunk=64
+
+. tests/imsm-grow-template 1 1
diff --git a/tests/14imsm-r1_2d-grow-r1_3d b/tests/14imsm-r1_2d-grow-r1_3d
new file mode 100644
index 0000000..d0d51eb
--- /dev/null
+++ b/tests/14imsm-r1_2d-grow-r1_3d
@@ -0,0 +1,18 @@
+# RAID 1 volume, 2 disks grow to RAID 1 volume, 3 disks
+# NEGATIVE test
+
+num_disks=2
+device_list="$dev0 $dev1"
+spare_list="$dev4"
+
+# Before: RAID 1 volume, 2 disks, 64k chunk size
+vol0_level=1
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$((num_disks - 1))
+vol0_offset=0
+
+# After: RAID 1 volume, 3 disks, 64k chunks size (test should fail)
+vol0_new_num_comps=$num_disks
+
+. tests/imsm-grow-template 1 0
diff --git a/tests/14imsm-r1_2d-takeover-r0_2d b/tests/14imsm-r1_2d-takeover-r0_2d
new file mode 100644
index 0000000..7f57ebf
--- /dev/null
+++ b/tests/14imsm-r1_2d-takeover-r0_2d
@@ -0,0 +1,20 @@
+# RAID 1 volume, 2 disks change to RAID 0 volume, 2 disks
+#
+#NEGATIVE test
+
+num_disks=2
+device_list="$dev0 $dev1"
+
+# Before: RAID 1 volume, 2 disks, 64k chunk size
+vol0_level=1
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$((num_disks - 1))
+vol0_offset=0
+
+# After: RAID 0 volume, 2 disks, 64k chunk size
+vol0_new_level=0
+vol0_new_num_comps=$num_disks
+vol0_new_chunk=64
+
+. tests/imsm-grow-template 1
diff --git a/tests/14imsm-r5_3d-grow-r5_5d-no-spares b/tests/14imsm-r5_3d-grow-r5_5d-no-spares
new file mode 100644
index 0000000..ff3cd59
--- /dev/null
+++ b/tests/14imsm-r5_3d-grow-r5_5d-no-spares
@@ -0,0 +1,18 @@
+# RAID 5 volume, 3 disks grow to RAID 5 volume, 4 disks
+# NEGATIVE test
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+
+# Before: RAID 5 volume, 3 disks, 64k chunk size
+vol0_level=5
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$((num_disks - 1))
+vol0_offset=0
+
+# After: RAID 5 volume, 4 disks, 64k chunks size
+add_to_num_disks=2
+vol0_new_num_comps=$((num_disks + 2))
+
+. tests/imsm-grow-template 1 0
diff --git a/tests/14imsm-r5_3d-migrate-r4_3d b/tests/14imsm-r5_3d-migrate-r4_3d
new file mode 100644
index 0000000..506772e
--- /dev/null
+++ b/tests/14imsm-r5_3d-migrate-r4_3d
@@ -0,0 +1,19 @@
+# RAID 5 volume (3 disks) migrate to RAID 4 volume (3 disks)
+# NEGATIVE test
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+
+# Before: RAID 5 volume, 3 disks, 64k chunk size
+vol0_level=5
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$((num_disks - 1))
+vol0_offset=0
+
+# After: RAID 4, 3 disks, 64k chunk size
+vol0_new_level=4
+vol0_new_num_comps=$((num_disks - 1))
+vol0_new_chunk=64
+
+. tests/imsm-grow-template 1
diff --git a/tests/15imsm-r0_3d_64k-migrate-r0_3d_256k b/tests/15imsm-r0_3d_64k-migrate-r0_3d_256k
new file mode 100644
index 0000000..03b19ff
--- /dev/null
+++ b/tests/15imsm-r0_3d_64k-migrate-r0_3d_256k
@@ -0,0 +1,22 @@
+# RAID 0 volume, Migration from 64k to 256k chunk size.
+# POSITIVE test
+
+num_disks=2
+device_list="$dev0 $dev1"
+
+# RAID 0, 2 disks, 64k chunk size
+vol0_level=0
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$num_disks
+vol0_offset=0
+
+# RAID 0, 2 disks, 256k chunk size
+vol0_new_level=0
+vol0_new_num_comps=$vol0_num_comps
+vol0_new_chunk=256
+
+
+. tests/imsm-grow-template 0 1
+
+
diff --git a/tests/15imsm-r5_3d_4k-migrate-r5_3d_256k b/tests/15imsm-r5_3d_4k-migrate-r5_3d_256k
new file mode 100644
index 0000000..14106e0
--- /dev/null
+++ b/tests/15imsm-r5_3d_4k-migrate-r5_3d_256k
@@ -0,0 +1,19 @@
+# RAID 5 volume, Migration from 4k to 256 chunk size.
+# POSITIVE test
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+
+# RAID 5, 3 disks, 4k chunk size
+vol0_level=5
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=4
+vol0_num_comps=$((num_disks - 1))
+vol0_offset=0
+
+# RAID 5, 3 disks, 256k chunk size
+vol0_new_level=5
+vol0_new_num_comps=$vol0_num_comps
+vol0_new_chunk=256
+
+. tests/imsm-grow-template 0 1
diff --git a/tests/15imsm-r5_3d_64k-migrate-r5_3d_256k b/tests/15imsm-r5_3d_64k-migrate-r5_3d_256k
new file mode 100644
index 0000000..9c447a5
--- /dev/null
+++ b/tests/15imsm-r5_3d_64k-migrate-r5_3d_256k
@@ -0,0 +1,19 @@
+# RAID 5 volume, Migration from 64k to 256k chunk size.
+# POSITIVE test
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+
+# RAID 5, 3 disks, 64k chunk size
+vol0_level=5
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$((num_disks - 1))
+vol0_offset=0
+
+# RAID 5, 3 disks, 256k chunk size
+vol0_new_level=5
+vol0_new_num_comps=$vol0_num_comps
+vol0_new_chunk=256
+
+. tests/imsm-grow-template 0 1
diff --git a/tests/15imsm-r5_6d_4k-migrate-r5_6d_256k b/tests/15imsm-r5_6d_4k-migrate-r5_6d_256k
new file mode 100644
index 0000000..baaa182
--- /dev/null
+++ b/tests/15imsm-r5_6d_4k-migrate-r5_6d_256k
@@ -0,0 +1,19 @@
+# RAID 5 volume, Migration from 4k to 256k chunk size.
+# POSITIVE test
+
+num_disks=6
+device_list="$dev0 $dev1 $dev2 $dev3 $dev4 $dev5"
+
+# RAID 5, 6 disks, 4k chunk size
+vol0_level=5
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=4
+vol0_num_comps=$((num_disks - 1))
+vol0_offset=0
+
+# RAID 5, 6 disks, 256k chunk size
+vol0_new_level=5
+vol0_new_num_comps=$vol0_num_comps
+vol0_new_chunk=256
+
+. tests/imsm-grow-template 0 1
diff --git a/tests/15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_256k b/tests/15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_256k
new file mode 100644
index 0000000..5508036
--- /dev/null
+++ b/tests/15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_256k
@@ -0,0 +1,32 @@
+# Member 0: RAID 5 volume, Member 1: RAID 0 volume
+# Migration from 64k to 256k chunk size (both members)
+# POSITIVE test
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+
+# RAID 5, 3 disks, 64k chunk size
+vol0_level=5
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$((num_disks - 1))
+vol0_offset=0
+
+# After migration parameters
+vol0_new_level=5
+vol0_new_num_comps=$vol0_num_comps
+vol0_new_chunk=256
+
+# RAID 0, 3 disks, 64k chunk size
+vol1_level=0
+vol1_comp_size=$((5 * 1024))
+vol1_chunk=64
+vol1_num_comps=$num_disks
+vol1_offset=$((vol0_comp_size + 2048))
+
+# After migration paramters
+vol1_new_level=0
+vol1_new_num_comps=$vol1_num_comps
+vol1_new_chunk=256
+
+. tests/imsm-grow-template 0 1
diff --git a/tests/16imsm-r0_3d-migrate-r5_4d b/tests/16imsm-r0_3d-migrate-r5_4d
new file mode 100644
index 0000000..cef4512
--- /dev/null
+++ b/tests/16imsm-r0_3d-migrate-r5_4d
@@ -0,0 +1,19 @@
+# RAID 0 volume (3 disks) migrate to RAID 5 volume (4 disks)
+# POSITIVE test
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+
+# Before: RAID 0, 3 disks, 64k chunk size
+vol0_level=0
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$num_disks
+vol0_offset=0
+
+# After: RAID 5, 4 disks, 64k chunk size
+vol0_new_level=5
+vol0_new_num_comps=$num_disks
+vol0_new_chunk=64
+
+. tests/imsm-grow-template 0 1
diff --git a/tests/16imsm-r0_5d-migrate-r5_6d b/tests/16imsm-r0_5d-migrate-r5_6d
new file mode 100644
index 0000000..1c83da1
--- /dev/null
+++ b/tests/16imsm-r0_5d-migrate-r5_6d
@@ -0,0 +1,19 @@
+# RAID 0 volume (5 disks) migrate to RAID 5 volume (6 disks)
+# POSITIVE test
+
+num_disks=5
+device_list="$dev0 $dev1 $dev2 $dev3 $dev4"
+
+# Before: RAID 0, 5 disks, 64k chunk size
+vol0_level=0
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$num_disks
+vol0_offset=0
+
+# After: RAID 5, 6 disks, 64k chunk size
+vol0_new_level=5
+vol0_new_num_comps=$num_disks
+vol0_new_chunk=64
+
+. tests/imsm-grow-template 0 1
diff --git a/tests/16imsm-r5_3d-migrate-r0_3d b/tests/16imsm-r5_3d-migrate-r0_3d
new file mode 100644
index 0000000..28ea863
--- /dev/null
+++ b/tests/16imsm-r5_3d-migrate-r0_3d
@@ -0,0 +1,19 @@
+# RAID 5 volume (3 disks) migrate to RAID 0 volume (3 disks)
+# POSITIVE test
+
+num_disks=3
+device_list="$dev0 $dev1 $dev2"
+
+# Before: RAID 5, 3 disks, 64k chunk size
+vol0_level=5
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$((num_disks - 1))
+vol0_offset=0
+
+# After: RAID 5, 4 disks, 64k chunk size
+vol0_new_level=0
+vol0_new_num_comps=$num_disks
+vol0_new_chunk=64
+
+. tests/imsm-grow-template 0 1
diff --git a/tests/16imsm-r5_5d-migrate-r0_5d b/tests/16imsm-r5_5d-migrate-r0_5d
new file mode 100644
index 0000000..f035b74
--- /dev/null
+++ b/tests/16imsm-r5_5d-migrate-r0_5d
@@ -0,0 +1,19 @@
+# RAID 5 volume (5 disks) migration to RAID 0 volume (5 disks)
+# POSITIVE test
+
+num_disks=5
+device_list="$dev0 $dev1 $dev2 $dev3 $dev4"
+
+# Before: RAID 5 volume, 5 disks, 64k chunk size
+vol0_level=5
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=64
+vol0_num_comps=$((num_disks - 1))
+vol0_offset=0
+
+# After: RAID 0 volume, 5 disks, 64k chunk size
+vol0_new_level=0
+vol0_new_num_comps=$num_disks
+vol0_new_chunk=64
+
+. tests/imsm-grow-template 0 1
diff --git a/tests/18imsm-1d-takeover-r0_1d b/tests/18imsm-1d-takeover-r0_1d
new file mode 100644
index 0000000..82401fc
--- /dev/null
+++ b/tests/18imsm-1d-takeover-r0_1d
@@ -0,0 +1,21 @@
+# Create RAID 0 from a single disk.
+# POSITIVE test
+
+vol0_num_comps=1
+vol0_comp_size=$((10 * 1024))
+
+# Create container
+mdadm --create --run $container --auto=md --metadata=imsm --force --raid-disks=$vol0_num_comps $dev0
+wait
+imsm_check container $vol0_num_comps
+
+# Create RAID 0 volume
+mdadm --create --run $member0 --auto=md --level=0 --size=$vol0_comp_size --chunk=64 --force --raid-disks=$vol0_num_comps $dev0
+wait
+check wait
+
+# Test the member
+imsm_check member $member0 $vol0_num_comps 0 $vol0_comp_size $((vol0_num_comps * vol0_comp_size)) 0 64
+testdev $member0 $vol0_num_comps $vol0_comp_size 64
+
+exit 0
diff --git a/tests/18imsm-1d-takeover-r1_2d b/tests/18imsm-1d-takeover-r1_2d
new file mode 100644
index 0000000..e965cbd
--- /dev/null
+++ b/tests/18imsm-1d-takeover-r1_2d
@@ -0,0 +1,19 @@
+# Create RAID 1 from a single disk
+# POSITIVE test
+
+vol0_num_comps=1
+vol0_comp_size=$((10 * 1024))
+
+# Create container
+mdadm --create --run $container --auto=md --metadata=imsm --force --raid-disks=$vol0_num_comps $dev0
+wait
+imsm_check container $vol0_num_comps
+
+# Create RAID 1 volume
+mdadm --create --run $member0 --auto=md --level=1 --size=$vol0_comp_size --chunk=64 --raid-disks=$((vol0_num_comps + 1)) $dev0 missing
+wait
+check wait
+
+# Test the member0
+imsm_check member $member0 $((vol_num_comps + 1)) 1 $vol0_comp_size $((vol0_num_comps * vol0_comp_size)) 0 64
+testdev $member0 $vol0_num_comps $vol0_comp_size 64
diff --git a/tests/18imsm-r0_2d-takeover-r10_4d b/tests/18imsm-r0_2d-takeover-r10_4d
new file mode 100644
index 0000000..fd825d9
--- /dev/null
+++ b/tests/18imsm-r0_2d-takeover-r10_4d
@@ -0,0 +1,19 @@
+# RAID 0 volume, 2 disks change to RAID 10 volume, 4 disks
+# POSITIVE test
+
+num_disks=2
+device_list="$dev0 $dev1"
+
+# Before: RAID 0 volume, 2 disks, 256k chunk size
+vol0_level=0
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=128
+vol0_num_comps=$num_disks
+vol0_offset=0
+
+# After: RAID 10 volume, 4 disks, 256k chunk size
+vol0_new_level=10
+vol0_new_num_comps=$vol0_num_comps
+vol0_new_chunk=128
+
+. tests/imsm-grow-template 0 1 1
diff --git a/tests/18imsm-r10_4d-takeover-r0_2d b/tests/18imsm-r10_4d-takeover-r0_2d
new file mode 100644
index 0000000..19a1160
--- /dev/null
+++ b/tests/18imsm-r10_4d-takeover-r0_2d
@@ -0,0 +1,20 @@
+# RAID 10 volume, 4 disks change to RAID 0 volume, 2 disks
+# POSITIVE test
+
+num_disks=4
+device_list="$dev0 $dev1 $dev2 $dev3"
+
+# Before: RAID 10 volume, 4 disks, 128k chunk size
+vol0_level=10
+vol0_comp_size=$((5 * 1024))
+vol0_chunk=128
+vol0_num_comps=$((num_disks - 2))
+vol0_offset=0
+
+# After: RAID 0 volume, 2 disks, 128k chunk size
+vol0_new_level=0
+vol0_new_num_comps=2
+vol0_new_chunk=128
+new_num_disks=2
+
+. tests/imsm-grow-template 0 1
diff --git a/tests/env-12imsm-r0_2d-grow-r0_3d b/tests/env-12imsm-r0_2d-grow-r0_3d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-12imsm-r0_2d-grow-r0_3d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-12imsm-r0_2d-grow-r0_4d b/tests/env-12imsm-r0_2d-grow-r0_4d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-12imsm-r0_2d-grow-r0_4d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-12imsm-r0_2d-grow-r0_5d b/tests/env-12imsm-r0_2d-grow-r0_5d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-12imsm-r0_2d-grow-r0_5d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-12imsm-r0_3d-grow-r0_4d b/tests/env-12imsm-r0_3d-grow-r0_4d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-12imsm-r0_3d-grow-r0_4d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-12imsm-r5_3d-grow-r5_4d b/tests/env-12imsm-r5_3d-grow-r5_4d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-12imsm-r5_3d-grow-r5_4d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-12imsm-r5_3d-grow-r5_5d b/tests/env-12imsm-r5_3d-grow-r5_5d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-12imsm-r5_3d-grow-r5_5d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-13imsm-r0_r0_2d-grow-r0_r0_4d b/tests/env-13imsm-r0_r0_2d-grow-r0_r0_4d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-13imsm-r0_r0_2d-grow-r0_r0_4d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-13imsm-r0_r0_2d-grow-r0_r0_5d b/tests/env-13imsm-r0_r0_2d-grow-r0_r0_5d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-13imsm-r0_r0_2d-grow-r0_r0_5d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-13imsm-r0_r0_3d-grow-r0_r0_4d b/tests/env-13imsm-r0_r0_3d-grow-r0_r0_4d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-13imsm-r0_r0_3d-grow-r0_r0_4d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-13imsm-r0_r5_3d-grow-r0_r5_4d b/tests/env-13imsm-r0_r5_3d-grow-r0_r5_4d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-13imsm-r0_r5_3d-grow-r0_r5_4d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-13imsm-r0_r5_3d-grow-r0_r5_5d b/tests/env-13imsm-r0_r5_3d-grow-r0_r5_5d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-13imsm-r0_r5_3d-grow-r0_r5_5d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-13imsm-r5_r0_3d-grow-r5_r0_4d b/tests/env-13imsm-r5_r0_3d-grow-r5_r0_4d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-13imsm-r5_r0_3d-grow-r5_r0_4d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-13imsm-r5_r0_3d-grow-r5_r0_5d b/tests/env-13imsm-r5_r0_3d-grow-r5_r0_5d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-13imsm-r5_r0_3d-grow-r5_r0_5d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-14imsm-r0_3d-r5_3d-migrate-r5_4d-r5_4d b/tests/env-14imsm-r0_3d-r5_3d-migrate-r5_4d-r5_4d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-14imsm-r0_3d-r5_3d-migrate-r5_4d-r5_4d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-14imsm-r0_3d_no_spares-migrate-r5_3d b/tests/env-14imsm-r0_3d_no_spares-migrate-r5_3d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-14imsm-r0_3d_no_spares-migrate-r5_3d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-14imsm-r0_r0_2d-takeover-r10_4d b/tests/env-14imsm-r0_r0_2d-takeover-r10_4d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-14imsm-r0_r0_2d-takeover-r10_4d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-14imsm-r10_4d-grow-r10_5d b/tests/env-14imsm-r10_4d-grow-r10_5d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-14imsm-r10_4d-grow-r10_5d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-14imsm-r10_r5_4d-takeover-r0_2d b/tests/env-14imsm-r10_r5_4d-takeover-r0_2d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-14imsm-r10_r5_4d-takeover-r0_2d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-14imsm-r1_2d-grow-r1_3d b/tests/env-14imsm-r1_2d-grow-r1_3d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-14imsm-r1_2d-grow-r1_3d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-14imsm-r1_2d-takeover-r0_2d b/tests/env-14imsm-r1_2d-takeover-r0_2d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-14imsm-r1_2d-takeover-r0_2d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-14imsm-r5_3d-grow-r5_4d-no-spares b/tests/env-14imsm-r5_3d-grow-r5_4d-no-spares
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-14imsm-r5_3d-grow-r5_4d-no-spares
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-14imsm-r5_3d-grow-r5_5d-no-spares b/tests/env-14imsm-r5_3d-grow-r5_5d-no-spares
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-14imsm-r5_3d-grow-r5_5d-no-spares
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-14imsm-r5_3d-migrate-r4_3d b/tests/env-14imsm-r5_3d-migrate-r4_3d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-14imsm-r5_3d-migrate-r4_3d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-15imsm-r0_3d_64k-migrate-r0_3d_256k b/tests/env-15imsm-r0_3d_64k-migrate-r0_3d_256k
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-15imsm-r0_3d_64k-migrate-r0_3d_256k
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-15imsm-r5_3d_4k-migrate-r5_3d_256k b/tests/env-15imsm-r5_3d_4k-migrate-r5_3d_256k
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-15imsm-r5_3d_4k-migrate-r5_3d_256k
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-15imsm-r5_3d_64k-migrate-r5_3d_256k b/tests/env-15imsm-r5_3d_64k-migrate-r5_3d_256k
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-15imsm-r5_3d_64k-migrate-r5_3d_256k
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-15imsm-r5_6d_4k-migrate-r5_6d_256k b/tests/env-15imsm-r5_6d_4k-migrate-r5_6d_256k
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-15imsm-r5_6d_4k-migrate-r5_6d_256k
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_128k b/tests/env-15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_128k
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_128k
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_256k b/tests/env-15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_256k
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-15imsm-r5_r0_3d_64k-migrate-r5_r0_3d_256k
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-16imsm-r0_3d-migrate-r5_4d b/tests/env-16imsm-r0_3d-migrate-r5_4d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-16imsm-r0_3d-migrate-r5_4d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-16imsm-r0_5d-migrate-r5_6d b/tests/env-16imsm-r0_5d-migrate-r5_6d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-16imsm-r0_5d-migrate-r5_6d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-16imsm-r5_3d-migrate-r0_3d b/tests/env-16imsm-r5_3d-migrate-r0_3d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-16imsm-r5_3d-migrate-r0_3d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-16imsm-r5_5d-migrate-r0_5d b/tests/env-16imsm-r5_5d-migrate-r0_5d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-16imsm-r5_5d-migrate-r0_5d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-17imsm-r5_3d-migrate-r4_3d b/tests/env-17imsm-r5_3d-migrate-r4_3d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-17imsm-r5_3d-migrate-r4_3d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-18imsm-1d-takeover-r0_1d b/tests/env-18imsm-1d-takeover-r0_1d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-18imsm-1d-takeover-r0_1d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-18imsm-1d-takeover-r1_2d b/tests/env-18imsm-1d-takeover-r1_2d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-18imsm-1d-takeover-r1_2d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-18imsm-r0_2d-takeover-r10_4d b/tests/env-18imsm-r0_2d-takeover-r10_4d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-18imsm-r0_2d-takeover-r10_4d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-18imsm-r10_4d-takeover-r0_2d b/tests/env-18imsm-r10_4d-takeover-r0_2d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-18imsm-r10_4d-takeover-r0_2d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-18imsm-r1_2d-takeover-r0_2d b/tests/env-18imsm-r1_2d-takeover-r0_2d
new file mode 120000
index 0000000..1801784
--- /dev/null
+++ b/tests/env-18imsm-r1_2d-takeover-r0_2d
@@ -0,0 +1 @@
+env-imsm-template
\ No newline at end of file
diff --git a/tests/env-imsm-template b/tests/env-imsm-template
new file mode 100644
index 0000000..8238ddd
--- /dev/null
+++ b/tests/env-imsm-template
@@ -0,0 +1,85 @@
+imsm_check() {
+ udevadm settle
+ case $1 in
+ container )
+ grep -s "$(((418 * $2) / 2)) blocks super external:imsm" /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_takeover10=$9
+
+ 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
+ if [ ! -z $t_takeover10 ] ; then
+ t_num_disks=$(( t_num_disks * 2 ))
+ fi
+ for i in `seq 0 $((t_num_disks - 1))`; do
+ if [ ! -z $t_takeover10 ] && [ ! -z $(( $i % 2 )) ] ; then
+ continue
+ fi
+ _offset=`cat ${sysfs}/md/rd${i}/offset`
+ if [ $t_offset -ne $((_offset / 2)) ]; then
+ echo "**Error**: Offset mismatch - expected $t_offset, actual $_offset" >&2
+ err=$((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`
+ 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/loop0 >&2
+ exit 1
+ fi
+ ;;
+ * )
+ echo >&2 "**Error** unknown check $1"; exit 1;
+ esac
+}
+
+setup_env() {
+ export IMSM_NO_PLATFORM=1
+ export IMSM_DEVNAME_AS_SERIAL=1
+ export IMSM_TEST_OROM=1
+ export MDADM_EXPERIMENTAL=1
+ container=/dev/md/container
+ member0=/dev/md/vol0
+ member1=/dev/md/vol1
+}
+
+reset_env() {
+ unset IMSM_NO_PLATFORM
+ unset IMSM_DENAME_AS_SERIAL
+ unset IMSM_TEST_OROM
+ unset MDADM_EXPERIMENTAL
+ unset member0
+ unset member1
+ unset imsm_check
+ unset container
+ rm -f /tmp/backup_imsm
+}
diff --git a/tests/imsm-grow-template b/tests/imsm-grow-template
new file mode 100644
index 0000000..0944d09
--- /dev/null
+++ b/tests/imsm-grow-template
@@ -0,0 +1,104 @@
+
+# 0 - POSITIVE test, otherwise NEGATIVE test
+negative_test=$1
+
+# 0 - On-line Capacity Expansion test, otherwise LEVEL migration or CHUNK size migration test
+migration_test=$2
+
+# 1 - raid0 -> raid10 takeover verification
+takeover10_test=$3
+
+function grow_member() {
+ local member=$1
+ local disks=$2
+ local comps=$3
+ local level=$4
+ local size=$5
+ local offset=$6
+ local chunk=$7
+ local array_size=$((comps * size))
+
+ ( set -ex; mdadm --grow $member --chunk=$chunk --level=$level --backup-file=/tmp/backup_imsm )
+ local status=$?
+ if [ $negative_test -ne 0 ]; then
+ if [ $status -eq 0 ]; then
+ echo >&2 "**Error**: $member: --grow should failed, but it completed successfuly"
+ exit 1
+ fi
+ return
+ fi
+ check wait
+ sleep 5
+ imsm_check member $member $disks $level $size $array_size $offset $chunk $takeover10_test
+ testdev $member $comps $size $chunk $takeover10_test
+}
+
+# Create container
+mdadm --create --run $container --auto=md --metadata=imsm --raid-disks=$num_disks $device_list
+wait
+imsm_check container $num_disks
+
+# Create first volume inside the container
+mdadm --create --run $member0 --auto=md --level=$vol0_level --size=$vol0_comp_size --chunk=$vol0_chunk --raid-disks=$num_disks $device_list
+wait
+
+# Create second volume inside the container (if defined)
+if [ ! -z $vol1_chunk ]; then
+ mdadm --create --run $member1 --auto=md --level=$vol1_level --size=$vol1_comp_size --chunk=$vol1_chunk --raid-disks=$num_disks $device_list
+ wait
+fi
+
+# Wait for any RESYNC to complete
+check wait
+
+# Test first volume
+imsm_check member $member0 $num_disks $vol0_level $vol0_comp_size $((vol0_comp_size * vol0_num_comps)) $vol0_offset $vol0_chunk
+testdev $member0 $vol0_num_comps $vol0_comp_size $vol0_chunk
+
+# Test second volume (if defined)
+if [ ! -z $vol1_chunk ]; then
+ imsm_check member $member1 $num_disks $vol1_level $vol1_comp_size $((vol1_comp_size * vol1_num_comps)) $vol1_offset $vol1_chunk
+ testdev $member1 $vol1_num_comps $vol1_comp_size $vol1_chunk
+fi
+
+# Add extra disks to container if operation requires spares in container.
+for i in $spare_list
+do
+ mdadm --add $container $i
+ wait
+ num_disks=$((num_disks + 1))
+done
+
+imsm_check container $num_disks
+num_disks=$((num_disks + add_to_num_disks))
+
+# Grow each member or a container depending on the type of an operation
+if [ $migration_test -ne 0 ]; then
+ if [ -z $new_num_disks ]; then
+ new_num_disks=$num_disks
+ fi
+ grow_member $member0 $new_num_disks $vol0_new_num_comps $vol0_new_level $vol0_comp_size $vol0_offset $vol0_new_chunk
+ if [ $vol1_new_chunk -ne 0 ]; then
+ grow_member $member1 $new_num_disks $vol1_new_num_comps $vol1_new_level $vol1_comp_size $vol1_offset $vol1_new_chunk
+ fi
+else
+ ( set -x; mdadm --grow $container --raid-disks=$num_disks --backup-file=/tmp/backup_imsm )
+ grow_status=$?
+ if [ $negative_test -ne 0 ]; then
+ if [ $grow_status -eq 0 ]; then
+ echo >&2 "**Error**: $container: --grow should failed, but it completed successfuly"
+ exit 1
+ fi
+ else
+ check wait
+ sleep 5
+ imsm_check member $member0 $num_disks $vol0_level $vol0_comp_size $((vol0_comp_size * vol0_new_num_comps)) $vol0_offset $vol0_chunk
+ testdev $member0 $vol0_new_num_comps $vol0_comp_size $vol0_chunk
+ if [ $vol1_new_num_comps -ne 0 ]; then
+ imsm_check member $member1 $num_disks $vol1_level $vol1_comp_size $((vol1_comp_size * vol1_new_num_comps)) $vol1_offset $vol1_chunk
+ testdev $member1 $vol1_new_num_comps $vol1_comp_size $vol1_chunk
+ fi
+ fi
+fi
+
+exit 0
--
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