[Qemu-devel] [PATCH v2] iotest 134: test cluster-misaligned encrypted write

[Qemu-devel] [PATCH v2] iotest 134: test cluster-misaligned encrypted write

[Anton Nefedov]

COW (even empty/zero) areas require encryption too

Signed-off-by: Anton Nefedov <anton.nefedov@virtuozzo.com>
Reviewed-by: Eric Blake <eblake@redhat.com>
Reviewed-by: Max Reitz <mreitz@redhat.com>
Reviewed-by: Alberto Garcia <berto@igalia.com>
---

..apparently v1 ended up in a weird base64 that would not easily git-am.
Resending.

used to be a part of 'qcow2: cluster space preallocation' series
http://lists.nongnu.org/archive/html/qemu-devel/2019-01/msg02769.html

---
 tests/qemu-iotests/134     |  9 +++++++++
 tests/qemu-iotests/134.out | 10 ++++++++++
 2 files changed, 19 insertions(+)

diff --git a/tests/qemu-iotests/134 b/tests/qemu-iotests/134
index e9e3e84c2a..f5fd3b7f34 100755
--- a/tests/qemu-iotests/134
+++ b/tests/qemu-iotests/134
@@ -57,6 +57,15 @@ echo
 echo "== reading whole image =="
 $QEMU_IO --object $SECRET -c "read 0 $size" --image-opts $IMGSPEC | _filter_qemu_io | _filter_testdir
 
+echo
+echo "== rewriting cluster part =="
+$QEMU_IO --object $SECRET -c "write -P 0xb 512 512" --image-opts $IMGSPEC | _filter_qemu_io | _filter_testdir
+
+echo
+echo "== verify pattern =="
+$QEMU_IO --object $SECRET -c "read -P 0 0 512"  --image-opts $IMGSPEC | _filter_qemu_io | _filter_testdir
+$QEMU_IO --object $SECRET -c "read -P 0xb 512 512"  --image-opts $IMGSPEC | _filter_qemu_io | _filter_testdir
+
 echo
 echo "== rewriting whole image =="
 $QEMU_IO --object $SECRET -c "write -P 0xa 0 $size" --image-opts $IMGSPEC | _filter_qemu_io | _filter_testdir
diff --git a/tests/qemu-iotests/134.out b/tests/qemu-iotests/134.out
index 972be49d91..09d46f6b17 100644
--- a/tests/qemu-iotests/134.out
+++ b/tests/qemu-iotests/134.out
@@ -5,6 +5,16 @@ Formatting 'TEST_DIR/t.IMGFMT', fmt=IMGFMT size=134217728 encryption=on encrypt.
 read 134217728/134217728 bytes at offset 0
 128 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
 
+== rewriting cluster part ==
+wrote 512/512 bytes at offset 512
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
+== verify pattern ==
+read 512/512 bytes at offset 0
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+read 512/512 bytes at offset 512
+512 bytes, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
+
 == rewriting whole image ==
 wrote 134217728/134217728 bytes at offset 0
 128 MiB, X ops; XX:XX:XX.X (XXX YYY/sec and XXX ops/sec)
-- 
2.17.1

Re: [Qemu-devel] [PATCH v2] iotest 134: test cluster-misaligned encrypted write

[Max Reitz]

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On 16.05.19 16:30, Anton Nefedov wrote:
> COW (even empty/zero) areas require encryption too
> 
> Signed-off-by: Anton Nefedov <anton.nefedov@virtuozzo.com>
> Reviewed-by: Eric Blake <eblake@redhat.com>
> Reviewed-by: Max Reitz <mreitz@redhat.com>
> Reviewed-by: Alberto Garcia <berto@igalia.com>
> ---
> 
> ..apparently v1 ended up in a weird base64 that would not easily git-am.
> Resending.
> 
> used to be a part of 'qcow2: cluster space preallocation' series
> http://lists.nongnu.org/archive/html/qemu-devel/2019-01/msg02769.html
> 
> ---
>  tests/qemu-iotests/134     |  9 +++++++++
>  tests/qemu-iotests/134.out | 10 ++++++++++
>  2 files changed, 19 insertions(+)
> 

Thanks, applied to my block branch:

https://git.xanclic.moe/XanClic/qemu/commits/branch/block

Max


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