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iotests: Convert to preallocated encrypted qcow2 

Add a test case for converting an empty image (which only returns zeroes
when read) to a preallocated encrypted qcow2 image.
qcow2_has_zero_init() should return 0 then, thus forcing qemu-img
convert to create zero clusters.

Signed-off-by: Max Reitz <mreitz@redhat.com>
Acked-by: Stefano Garzarella <sgarzare@redhat.com>
Tested-by: Stefano Garzarella <sgarzare@redhat.com>
Message-id: 20190724171239.8764-10-mreitz@redhat.com
Reviewed-by: Maxim Levitsky <mlevitsk@redhat.com>
Signed-off-by: Max Reitz <mreitz@redhat.com>
This commit is contained in:
Max Reitz 2019-07-24 19:12:37 +02:00
parent 9956688a8f
commit 5a840549ee
2 changed files with 23 additions and 1 deletions
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20
tests/qemu-iotests/188
View File

@ -48,7 +48,7 @@ SECRETALT="secret,id=sec0,data=platypus"
_make_test_img --object $SECRET -o "encrypt.format=luks,encrypt.key-secret=sec0,encrypt.iter-time=10" $size
IMGSPEC="driver=$IMGFMT,file.filename=$TEST_IMG,encrypt.key-secret=sec0"
IMGSPEC="driver=$IMGFMT,encrypt.key-secret=sec0,file.filename=$TEST_IMG"
QEMU_IO_OPTIONS=$QEMU_IO_OPTIONS_NO_FMT
@ -68,6 +68,24 @@ echo
echo "== verify open failure with wrong password =="
$QEMU_IO --object $SECRETALT -c "read -P 0xa 0 $size" --image-opts $IMGSPEC | _filter_qemu_io | _filter_testdir
_cleanup_test_img
echo
echo "== verify that has_zero_init returns false when preallocating =="
# Empty source file
if [ -n "$TEST_IMG_FILE" ]; then
TEST_IMG_FILE="${TEST_IMG_FILE}.orig" _make_test_img $size
else
TEST_IMG="${TEST_IMG}.orig" _make_test_img $size
fi
$QEMU_IMG convert -O "$IMGFMT" --object $SECRET \
-o "encrypt.format=luks,encrypt.key-secret=sec0,encrypt.iter-time=10,preallocation=metadata" \
"${TEST_IMG}.orig" "$TEST_IMG"
$QEMU_IMG compare --object $SECRET --image-opts "${IMGSPEC}.orig" "$IMGSPEC"
# success, all done
echo "*** done"

4
tests/qemu-iotests/188.out
View File

@ -15,4 +15,8 @@ read 16777216/16777216 bytes at offset 0
== verify open failure with wrong password ==
qemu-io: can't open: Invalid password, cannot unlock any keyslot
== verify that has_zero_init returns false when preallocating ==
Formatting 'TEST_DIR/t.IMGFMT.orig', fmt=IMGFMT size=16777216
Images are identical.
*** done