Add 2 helpers for measuring and checking images:
- qemu_img_measure()
- qemu_img_check()
Both use --output-json and parse the returned json to make easy to use
in other tests. I'm going to use them in a new test, and I hope they
will be useful in may other tests.
Signed-off-by: Nir Soffer <nsoffer@redhat.com>
Message-Id: <
20200727215846.395443-4-nsoffer@redhat.com>
Reviewed-by: Vladimir Sementsov-Ogievskiy <vsementsov@virtuozzo.com>
Signed-off-by: Eric Blake <eblake@redhat.com>
return qemu_img(*args)
+def qemu_img_measure(*args):
+ return json.loads(qemu_img_pipe("measure", "--output", "json", *args))
+
+def qemu_img_check(*args):
+ return json.loads(qemu_img_pipe("check", "--output", "json", *args))
+
def qemu_img_verbose(*args):
'''Run qemu-img without suppressing its output and return the exit code'''
exitcode = subprocess.call(qemu_img_args + list(args))