netdev - Re: [PATCH net-next v5 7/7] selftests: drv-net: add require

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Date: Sun, 21 Apr 2024 10:59:53 -0400
From: Willem de Bruijn <willemdebruijn.kernel@...il.com>
To: Jakub Kicinski <kuba@...nel.org>, 
 davem@...emloft.net
Cc: netdev@...r.kernel.org, 
 edumazet@...gle.com, 
 pabeni@...hat.com, 
 shuah@...nel.org, 
 petrm@...dia.com, 
 linux-kselftest@...r.kernel.org, 
 willemdebruijn.kernel@...il.com, 
 Jakub Kicinski <kuba@...nel.org>
Subject: Re: [PATCH net-next v5 7/7] selftests: drv-net: add require_XYZ()
 helpers for validating env

Jakub Kicinski wrote:
> Wrap typical checks like whether given command used by the test
> is available in helpers.
> 
> Signed-off-by: Jakub Kicinski <kuba@...nel.org>

>  def test_v4(cfg) -> None:
> +    cfg.require_v4()
> +

Probably every platform has ping. But since it is not a built-int and
this patch adds cfg.require_cmd, maybe add it for ping if respinning.

>      cmd(f"ping -c 1 -W0.5 {cfg.remote_v4}")
>      cmd(f"ping -c 1 -W0.5 {cfg.v4}", host=cfg.remote)
>  
>  
>  def test_v6(cfg) -> None:
> +    cfg.require_v6()
> +
>      cmd(f"ping -c 1 -W0.5 {cfg.remote_v6}")
>      cmd(f"ping -c 1 -W0.5 {cfg.v6}", host=cfg.remote)
>  
>  
>  def test_tcp(cfg) -> None:
> +    cfg.require_cmd("socat", remote=True)
> +
>      port = rand_port()
>      listen_cmd = f"socat -{cfg.addr_ipver} -t 2 -u TCP-LISTEN:{port},reuseport STDOUT"
>  
> -- 
> 2.44.0
>