Re: [PATCH] iotests: fix copy-before-write for macOS and FreeBSD

[Richard Henderson <richard.henderson@linaro.org>]

On 7/5/22 21:07, Vladimir Sementsov-Ogievskiy wrote:
> strerror() represents ETIMEDOUT a bit different in Linux and macOS /
> FreeBSD. Let's support the latter too.
> 
> Fixes: 9d05a87b77 ("iotests: copy-before-write: add cases for cbw-timeout option")
> Signed-off-by: Vladimir Sementsov-Ogievskiy <vsementsov@yandex-team.ru>
> ---
> 
> As John and Thomas noted, the new iotests fails for FreeBSD and maxOS.
> Here is a fix. Would be great if someone can test it.
> 
> I tried to push it by
> 
>    git push --force  -o ci.variable="QEMU_CI=1"
> 
> to my block branch, I get a blocked pipeline
>    https://gitlab.com/vsementsov/qemu/-/pipelines/580573238
> but it doesn't have neither freebsd nor macos jobs.. How to get them?

You'd have to have an attached cirrus token.
Better to just use 'make vm-build-freebsd'.

>       def test_timeout_break_guest(self):
>           log = self.do_cbw_timeout('break-guest-write')
> +        # macOS and FreeBSD tend to represent ETIMEDOUT as
> +        # "Operation timed out", when Linux prefer
> +        # "Connection timed out"
> +        log = log.replace('Operation timed out',
> +                          'Connection timed out')

Um, really?  Matching strerror text?  This is ultra-fragile.
Dare I say broken already.


r~