Re: [PATCH bpf-next v2 4/7] bpftool: Implement link show support for netkit

[Daniel Borkmann <daniel@xxxxxxxxxxxxx>]

On 10/23/23 4:26 PM, Toke Høiland-Jørgensen wrote:
> Daniel Borkmann <daniel@xxxxxxxxxxxxx> writes:
>
> > Add support to dump netkit link information to bpftool in similar way as
> > we have for XDP. The netkit link info only exposes the ifindex.
> >
> > Below shows an example link dump output, and a cgroup link is included for
> > comparison, too:
> >
> >    # bpftool link
> >    [...]
> >    10: cgroup  prog 2466
> >          cgroup_id 1  attach_type cgroup_inet6_post_bind
> >    [...]
> >    8: netkit  prog 35
> >          ifindex nk1(18)
> >    [...]
>
> Couldn't we make this show whether the program is attached as
> primary/peer as well? Seems like that would be useful (like in the
> cgroup output above)?

Makes sense, will add it.

Thanks,
Daniel