The first qemu-io command must honour the $IMGFMT that is set rather
than hardcoding qcow2. The qemu-nbd commands should also set $IMGFMT
to avoid the insecure format probe warning.

Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
---
 tests/qemu-iotests/233 | 9 ++++++---
 1 file changed, 6 insertions(+), 3 deletions(-)

diff --git a/tests/qemu-iotests/233 b/tests/qemu-iotests/233
index a4da60d0ad..1814efe333 100755
--- a/tests/qemu-iotests/233
+++ b/tests/qemu-iotests/233
@@ -66,7 +66,7 @@ $QEMU_IO -c 'w -P 0x11 1m 1m' "$TEST_IMG" | _filter_qemu_io
 
 echo
 echo "== check TLS client to plain server fails =="
-nbd_server_start_tcp_socket "$TEST_IMG"
+nbd_server_start_tcp_socket -f $IMGFMT "$TEST_IMG"
 
 $QEMU_IMG info --image-opts \
     --object tls-creds-x509,dir=${tls_dir}/client1,endpoint=client,id=tls0 \
@@ -78,7 +78,10 @@ nbd_server_stop
 echo
 echo "== check plain client to TLS server fails =="
 
-nbd_server_start_tcp_socket --object tls-creds-x509,dir=${tls_dir}/server1,endpoint=server,id=tls0,verify-peer=yes --tls-creds tls0 "$TEST_IMG"
+nbd_server_start_tcp_socket \
+    --object tls-creds-x509,dir=${tls_dir}/server1,endpoint=server,id=tls0,verify-peer=yes \
+    --tls-creds tls0 \
+    -f $IMGFMT "$TEST_IMG"
 
 $QEMU_IMG info nbd://localhost:$nbd_tcp_port 2>&1 | sed "s/$nbd_tcp_port/PORT/g"
 
@@ -104,7 +107,7 @@ $QEMU_IO -c 'r -P 0x11 1m 1m' -c 'w -P 0x22 1m 1m' --image-opts \
     driver=nbd,host=$nbd_tcp_addr,port=$nbd_tcp_port,tls-creds=tls0 \
     2>&1 | _filter_qemu_io
 
-$QEMU_IO -f qcow2 -r -U -c 'r -P 0x22 1m 1m' "$TEST_IMG" | _filter_qemu_io
+$QEMU_IO -f $IMGFMT -r -U -c 'r -P 0x22 1m 1m' "$TEST_IMG" | _filter_qemu_io
 
 # success, all done
 echo "*** done"
-- 
2.19.1

On 11/20/18 11:56 AM, Daniel P. Berrangé wrote:
> The first qemu-io command must honour the $IMGFMT that is set rather
> than hardcoding qcow2. The qemu-nbd commands should also set $IMGFMT
> to avoid the insecure format probe warning.
> 
> Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>
> ---
>   tests/qemu-iotests/233 | 9 ++++++---
>   1 file changed, 6 insertions(+), 3 deletions(-)
> 

Reviewed-by: Eric Blake <eblake@redhat.com>

I'm fine if this goes through Kevin's tree (if he beats me to a next 
pull request) since he has been looking at other iotests issues; 
otherwise I'll plan on an NBD pull request for -rc3.

-- 
Eric Blake, Principal Software Engineer
Red Hat, Inc.           +1-919-301-3266
Virtualization:  qemu.org | libvirt.org

[ Cc: qemu-block ]

Am 20.11.2018 um 18:56 hat Daniel P. Berrangé geschrieben:
> The first qemu-io command must honour the $IMGFMT that is set rather
> than hardcoding qcow2. The qemu-nbd commands should also set $IMGFMT
> to avoid the insecure format probe warning.
> 
> Signed-off-by: Daniel P. Berrangé <berrange@redhat.com>

Thanks, applied to the block branch.

Kevin