netdev - Re: selftests/tc-testings cgroup.json test failed

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Date: Wed, 7 Jun 2023 18:46:34 +0800
From: shaozhengchao <shaozhengchao@...wei.com>
To: Hangbin Liu <liuhangbin@...il.com>
CC: <netdev@...r.kernel.org>
Subject: Re: selftests/tc-testings cgroup.json test failed



On 2023/6/7 17:54, Hangbin Liu wrote:
> Hi Zhengchao,
> 
> I tried run cgroup.json (and flow.json) with linux 6.3 and iproute 6.3.
> But almost test failed. e.g.
> 
> All test results:
> 
> 1..56
> not ok 1 6273 - Add cgroup filter with cmp ematch u8/link layer and drop action
>          Could not match regex pattern. Verify command output:
> filter protocol ip pref 1 cgroup chain 0
> filter protocol ip pref 1 cgroup chain 0 handle 0x1
>          action order 1: gact action drop
>           random type none pass val 0
>           index 1 ref 1 bind 1
> 
> 
> not ok 2 4721 - Add cgroup filter with cmp ematch u8/link layer with trans flag and pass action
>          Could not match regex pattern. Verify command output:
> filter protocol ip pref 1 cgroup chain 0
> filter protocol ip pref 1 cgroup chain 0 handle 0x1
>          action order 1: gact action pass
>           random type none pass val 0
>           index 1 ref 1 bind 1
> 
> 
> I saw the matchPattern checks ".*cmp..." which is not exist with my tc output.
> 
> "matchPattern": "^filter protocol ip pref [0-9]+ cgroup chain [0-9]+.*handle 0x1.*cmp\\(u8 at 0 layer 0 mask 0xff gt 10\\)",
> 
> So which tc version are you using? Am I missed something?
>
Hi Hangbin:
	I upgraded iproute to 6.3.0 locally, and these test cases are
successfully executed. My kernel version is 6.4.0 and OS version is
ubuntu 1804 LTS. I am wondering if it had something to do with the OS?

Zhengchao Shao

> Thanks
> Hangbin