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From: Eric Blake <eblake@redhat.com>
To: John Snow <jsnow@redhat.com>
Cc: Kevin Wolf <kwolf@redhat.com>, Thomas Huth <thuth@redhat.com>,
	Beraldo Leal <bleal@redhat.com>,
	qemu-block@nongnu.org, qemu-devel@nongnu.org,
	Hanna Reitz <hreitz@redhat.com>, Cleber Rosa <crosa@redhat.com>
Subject: Re: [PATCH 5/5] iotests: fortify compare_images() against crashes
Date: Thu, 3 Mar 2022 20:49:16 -0600	[thread overview]
Message-ID: <20220304024916.mcvswhwaz4ihekoi@redhat.com> (raw)
In-Reply-To: <20220303205902.4106779-6-jsnow@redhat.com>

On Thu, Mar 03, 2022 at 03:59:02PM -0500, John Snow wrote:
> Fority compare_images() to be more discerning about the status codes it

Fortify

> receives. If qemu_img() returns an exit code that implies it didn't
> actually perform the comparison, treat that as an exceptional
> circumstance and force the caller to be aware of the peril.
> 
> If a negative test is desired (Perhaps to test how qemu_img compare

perhaps

> behaves on malformed images, for instance), it is still possible to
> catch the exception in the test and deal with that circumstance
> manually.
> 
> Signed-off-by: John Snow <jsnow@redhat.com>
> ---
>  tests/qemu-iotests/iotests.py | 21 ++++++++++++++++-----
>  1 file changed, 16 insertions(+), 5 deletions(-)

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

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



      reply	other threads:[~2022-03-04  2:50 UTC|newest]

Thread overview: 11+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2022-03-03 20:58 [PATCH 0/5] iotests: add enhanced debugging info to qemu-img failures John Snow
2022-03-03 20:58 ` [PATCH 1/5] python/utils: add add_visual_margin() text decoration utility John Snow
2022-03-03 22:43   ` Eric Blake
2022-03-04 16:21     ` John Snow
2022-03-03 20:58 ` [PATCH 2/5] python/utils: add VerboseProcessError John Snow
2022-03-04  2:41   ` Eric Blake
2022-03-03 20:59 ` [PATCH 3/5] iotests: Remove explicit checks for qemu_img() == 0 John Snow
2022-03-03 20:59 ` [PATCH 4/5] iotests: make qemu_img raise on non-zero rc by default John Snow
2022-03-04  2:46   ` Eric Blake
2022-03-03 20:59 ` [PATCH 5/5] iotests: fortify compare_images() against crashes John Snow
2022-03-04  2:49   ` Eric Blake [this message]

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