qemu-iotest: qcow2 image option amendment

Add tests for qemu-img amend on qcow2 image files.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Signed-off-by: Kevin Wolf <kwolf@redhat.com>
This commit is contained in:
Max Reitz 2013-09-03 10:09:55 +02:00 committed by Kevin Wolf
parent 9296b3ed70
commit a8110c3d32
3 changed files with 528 additions and 0 deletions

178
tests/qemu-iotests/061 Executable file
View File

@ -0,0 +1,178 @@
#!/bin/bash
#
# Test case for image option amendment in qcow2.
#
# Copyright (C) 2013 Red Hat, Inc.
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# creator
owner=mreitz@redhat.com
seq=`basename $0`
echo "QA output created by $seq"
here=`pwd`
tmp=/tmp/$$
status=1 # failure is the default!
_cleanup()
{
_cleanup_test_img
}
trap "_cleanup; exit \$status" 0 1 2 3 15
# get standard environment, filters and checks
. ./common.rc
. ./common.filter
# This tests qocw2-specific low-level functionality
_supported_fmt qcow2
_supported_proto generic
_supported_os Linux
echo
echo "=== Testing version downgrade with zero expansion ==="
echo
IMGOPTS="compat=1.1,lazy_refcounts=on" _make_test_img 64M
$QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io
./qcow2.py "$TEST_IMG" dump-header
$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG"
./qcow2.py "$TEST_IMG" dump-header
$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
_check_test_img
echo
echo "=== Testing dirty version downgrade ==="
echo
IMGOPTS="compat=1.1,lazy_refcounts=on" _make_test_img 64M
$QEMU_IO -c "write -P 0x2a 0 128k" -c flush -c abort "$TEST_IMG" | _filter_qemu_io
./qcow2.py "$TEST_IMG" dump-header
$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG"
./qcow2.py "$TEST_IMG" dump-header
$QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io
_check_test_img
echo
echo "=== Testing version downgrade with unknown compat/autoclear flags ==="
echo
IMGOPTS="compat=1.1" _make_test_img 64M
./qcow2.py "$TEST_IMG" set-feature-bit compatible 42
./qcow2.py "$TEST_IMG" set-feature-bit autoclear 42
./qcow2.py "$TEST_IMG" dump-header
$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG"
./qcow2.py "$TEST_IMG" dump-header
_check_test_img
echo
echo "=== Testing version upgrade and resize ==="
echo
IMGOPTS="compat=0.10" _make_test_img 64M
$QEMU_IO -c "write -P 0x2a 42M 64k" "$TEST_IMG" | _filter_qemu_io
./qcow2.py "$TEST_IMG" dump-header
$QEMU_IMG amend -o "compat=1.1,lazy_refcounts=on,size=128M" "$TEST_IMG"
./qcow2.py "$TEST_IMG" dump-header
$QEMU_IO -c "read -P 0x2a 42M 64k" "$TEST_IMG" | _filter_qemu_io
_check_test_img
echo
echo "=== Testing dirty lazy_refcounts=off ==="
echo
IMGOPTS="compat=1.1,lazy_refcounts=on" _make_test_img 64M
$QEMU_IO -c "write -P 0x2a 0 128k" -c flush -c abort "$TEST_IMG" | _filter_qemu_io
./qcow2.py "$TEST_IMG" dump-header
$QEMU_IMG amend -o "lazy_refcounts=off" "$TEST_IMG"
./qcow2.py "$TEST_IMG" dump-header
$QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io
_check_test_img
echo
echo "=== Testing backing file ==="
echo
IMGOPTS="compat=1.1" _make_test_img 64M
IMGOPTS="compat=1.1" TEST_IMG="$TEST_IMG.base" _make_test_img 64M
$QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io
$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
$QEMU_IMG amend -o "backing_file=$TEST_IMG.base,backing_fmt=qcow2" "$TEST_IMG"
$QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io
_check_test_img
echo
echo "=== Testing invalid configurations ==="
echo
IMGOPTS="compat=0.10" _make_test_img 64M
$QEMU_IMG amend -o "lazy_refcounts=on" "$TEST_IMG"
$QEMU_IMG amend -o "compat=1.1" "$TEST_IMG" # actually valid
$QEMU_IMG amend -o "compat=0.10,lazy_refcounts=on" "$TEST_IMG"
$QEMU_IMG amend -o "compat=0.42" "$TEST_IMG"
$QEMU_IMG amend -o "foo=bar" "$TEST_IMG"
$QEMU_IMG amend -o "cluster_size=1k" "$TEST_IMG"
$QEMU_IMG amend -o "encryption=on" "$TEST_IMG"
$QEMU_IMG amend -o "preallocation=on" "$TEST_IMG"
echo
echo "=== Testing correct handling of unset value ==="
echo
IMGOPTS="compat=1.1,cluster_size=1k" _make_test_img 64M
echo "Should work:"
$QEMU_IMG amend -o "lazy_refcounts=on" "$TEST_IMG"
echo "Should not work:" # Just to know which of these tests actually fails
$QEMU_IMG amend -o "cluster_size=64k" "$TEST_IMG"
echo
echo "=== Testing zero expansion on inactive clusters ==="
echo
IMGOPTS="compat=1.1" _make_test_img 64M
$QEMU_IO -c "write -z 0 128k" "$TEST_IMG" | _filter_qemu_io
$QEMU_IMG snapshot -c foo "$TEST_IMG"
$QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io
$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG"
_check_test_img
$QEMU_IO -c "read -P 0x2a 0 128k" "$TEST_IMG" | _filter_qemu_io
$QEMU_IMG snapshot -a foo "$TEST_IMG"
_check_test_img
$QEMU_IO -c "read -P 0 0 128k" "$TEST_IMG" | _filter_qemu_io
echo
echo "=== Testing zero expansion on backed image ==="
echo
IMGOPTS="compat=1.1" TEST_IMG="$TEST_IMG.base" _make_test_img 64M
$QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io
IMGOPTS="compat=1.1,backing_file=$TEST_IMG.base" _make_test_img 64M
$QEMU_IO -c "read -P 0x2a 0 128k" -c "write -z 0 64k" "$TEST_IMG" | _filter_qemu_io
$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG"
_check_test_img
$QEMU_IO -c "read -P 0 0 64k" -c "read -P 0x2a 64k 64k" "$TEST_IMG" | _filter_qemu_io
echo
echo "=== Testing zero expansion on backed inactive clusters ==="
echo
IMGOPTS="compat=1.1" TEST_IMG="$TEST_IMG.base" _make_test_img 64M
$QEMU_IO -c "write -P 0x2a 0 128k" "$TEST_IMG.base" | _filter_qemu_io
IMGOPTS="compat=1.1,backing_file=$TEST_IMG.base" _make_test_img 64M
$QEMU_IO -c "write -z 0 64k" "$TEST_IMG" | _filter_qemu_io
$QEMU_IMG snapshot -c foo "$TEST_IMG"
$QEMU_IO -c "write -P 0x42 0 128k" "$TEST_IMG" | _filter_qemu_io
$QEMU_IMG amend -o "compat=0.10" "$TEST_IMG"
_check_test_img
$QEMU_IO -c "read -P 0x42 0 128k" "$TEST_IMG" | _filter_qemu_io
$QEMU_IMG snapshot -a foo "$TEST_IMG"
_check_test_img
$QEMU_IO -c "read -P 0 0 64k" -c "read -P 0x2a 64k 64k" "$TEST_IMG" | _filter_qemu_io
# success, all done
echo "*** done"
rm -f $seq.full
status=0

349
tests/qemu-iotests/061.out Normal file
View File

@ -0,0 +1,349 @@
QA output created by 061
=== Testing version downgrade with zero expansion ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
wrote 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
magic 0x514649fb
version 3
backing_file_offset 0x0
backing_file_size 0x0
cluster_bits 16
size 67108864
crypt_method 0
l1_size 1
l1_table_offset 0x30000
refcount_table_offset 0x10000
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
incompatible_features 0x0
compatible_features 0x1
autoclear_features 0x0
refcount_order 4
header_length 104
magic 0x514649fb
version 2
backing_file_offset 0x0
backing_file_size 0x0
cluster_bits 16
size 67108864
crypt_method 0
l1_size 1
l1_table_offset 0x30000
refcount_table_offset 0x10000
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
incompatible_features 0x0
compatible_features 0x0
autoclear_features 0x0
refcount_order 4
header_length 72
Header extension:
magic 0x6803f857
length 144
data <binary>
read 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
No errors were found on the image.
=== Testing dirty version downgrade ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
wrote 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
magic 0x514649fb
version 3
backing_file_offset 0x0
backing_file_size 0x0
cluster_bits 16
size 67108864
crypt_method 0
l1_size 1
l1_table_offset 0x30000
refcount_table_offset 0x10000
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
incompatible_features 0x1
compatible_features 0x1
autoclear_features 0x0
refcount_order 4
header_length 104
Repairing cluster 5 refcount=0 reference=1
Repairing cluster 6 refcount=0 reference=1
magic 0x514649fb
version 2
backing_file_offset 0x0
backing_file_size 0x0
cluster_bits 16
size 67108864
crypt_method 0
l1_size 1
l1_table_offset 0x30000
refcount_table_offset 0x10000
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
incompatible_features 0x0
compatible_features 0x0
autoclear_features 0x0
refcount_order 4
header_length 72
Header extension:
magic 0x6803f857
length 144
data <binary>
read 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
No errors were found on the image.
=== Testing version downgrade with unknown compat/autoclear flags ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
magic 0x514649fb
version 3
backing_file_offset 0x0
backing_file_size 0x0
cluster_bits 16
size 67108864
crypt_method 0
l1_size 1
l1_table_offset 0x30000
refcount_table_offset 0x10000
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
incompatible_features 0x0
compatible_features 0x40000000000
autoclear_features 0x40000000000
refcount_order 4
header_length 104
magic 0x514649fb
version 2
backing_file_offset 0x0
backing_file_size 0x0
cluster_bits 16
size 67108864
crypt_method 0
l1_size 1
l1_table_offset 0x30000
refcount_table_offset 0x10000
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
incompatible_features 0x0
compatible_features 0x0
autoclear_features 0x0
refcount_order 4
header_length 72
Header extension:
magic 0x6803f857
length 144
data <binary>
No errors were found on the image.
=== Testing version upgrade and resize ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
wrote 65536/65536 bytes at offset 44040192
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
magic 0x514649fb
version 2
backing_file_offset 0x0
backing_file_size 0x0
cluster_bits 16
size 67108864
crypt_method 0
l1_size 1
l1_table_offset 0x30000
refcount_table_offset 0x10000
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
incompatible_features 0x0
compatible_features 0x0
autoclear_features 0x0
refcount_order 4
header_length 72
magic 0x514649fb
version 3
backing_file_offset 0x0
backing_file_size 0x0
cluster_bits 16
size 134217728
crypt_method 0
l1_size 1
l1_table_offset 0x30000
refcount_table_offset 0x10000
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
incompatible_features 0x0
compatible_features 0x1
autoclear_features 0x0
refcount_order 4
header_length 104
Header extension:
magic 0x6803f857
length 144
data <binary>
read 65536/65536 bytes at offset 44040192
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
No errors were found on the image.
=== Testing dirty lazy_refcounts=off ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
wrote 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
magic 0x514649fb
version 3
backing_file_offset 0x0
backing_file_size 0x0
cluster_bits 16
size 67108864
crypt_method 0
l1_size 1
l1_table_offset 0x30000
refcount_table_offset 0x10000
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
incompatible_features 0x1
compatible_features 0x1
autoclear_features 0x0
refcount_order 4
header_length 104
Repairing cluster 5 refcount=0 reference=1
Repairing cluster 6 refcount=0 reference=1
magic 0x514649fb
version 3
backing_file_offset 0x0
backing_file_size 0x0
cluster_bits 16
size 67108864
crypt_method 0
l1_size 1
l1_table_offset 0x30000
refcount_table_offset 0x10000
refcount_table_clusters 1
nb_snapshots 0
snapshot_offset 0x0
incompatible_features 0x0
compatible_features 0x0
autoclear_features 0x0
refcount_order 4
header_length 104
Header extension:
magic 0x6803f857
length 144
data <binary>
read 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
No errors were found on the image.
=== Testing backing file ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=67108864
wrote 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
read 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
read 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
No errors were found on the image.
=== Testing invalid configurations ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
Lazy refcounts only supported with compatibility level 1.1 and above (use compat=1.1 or greater)
qemu-img: Error while amending options: Invalid argument
Lazy refcounts only supported with compatibility level 1.1 and above (use compat=1.1 or greater)
qemu-img: Error while amending options: Invalid argument
Unknown compatibility level 0.42.
qemu-img: Error while amending options: Invalid argument
Unknown option 'foo'
qemu-img: Invalid options for file format 'qcow2'
Changing the cluster size is not supported.
qemu-img: Error while amending options: Operation not supported
Changing the encryption flag is not supported.
qemu-img: Error while amending options: Operation not supported
Cannot change preallocation mode.
qemu-img: Error while amending options: Operation not supported
=== Testing correct handling of unset value ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
Should work:
Should not work:
Changing the cluster size is not supported.
qemu-img: Error while amending options: Operation not supported
=== Testing zero expansion on inactive clusters ===
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864
wrote 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
wrote 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
No errors were found on the image.
read 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
No errors were found on the image.
read 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
=== Testing zero expansion on backed image ===
Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=67108864
wrote 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 backing_file='TEST_DIR/t.IMGFMT.base'
read 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
wrote 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
No errors were found on the image.
read 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
read 65536/65536 bytes at offset 65536
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
=== Testing zero expansion on backed inactive clusters ===
Formatting 'TEST_DIR/t.IMGFMT.base', fmt=IMGFMT size=67108864
wrote 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=67108864 backing_file='TEST_DIR/t.IMGFMT.base'
wrote 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
wrote 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
No errors were found on the image.
read 131072/131072 bytes at offset 0
128 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
No errors were found on the image.
read 65536/65536 bytes at offset 0
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
read 65536/65536 bytes at offset 65536
64 KiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
*** done

View File

@ -65,5 +65,6 @@
056 rw auto backing 056 rw auto backing
059 rw auto 059 rw auto
060 rw auto 060 rw auto
061 rw auto
062 rw auto 062 rw auto
063 rw auto 063 rw auto