Subject: Re: [PATCH net-next v2] net: Add fib rules at vrf device create

From: David Ahern <[email-masked]>
Date: Tue, 8 Dec 2015 20:08:31 -0700

On 12/8/15 7:44 PM, David Miller wrote:
> Unfortunately it's too late for this, you should have considered this
> issue fully when VRF first went into an upstream release.
>
> If I add your change, the user experience is _worse_.
>
> Users on older kernels have to use the full sequence, then if they
> upgrade their kernels to one with this patch then the 'ru add' et
> al. commands will fail.
>

Perhaps this is another fug (feature bug), they do not fail:

root@kenny-jessie2:~# ip ru ls
0:	from all lookup local
32760:	from all iif vrf-green lookup vrf-green
32761:	from all oif vrf-green lookup vrf-green
32762:	from all iif vrf-blue lookup vrf-blue
32763:	from all oif vrf-blue lookup vrf-blue
32764:	from all iif vrf-red lookup vrf-red
32765:	from all oif vrf-red lookup vrf-red
32766:	from all lookup main
32767:	from all lookup default

root@kenny-jessie2:~# ip ru add oif vrf-red lookup vrf-red

root@kenny-jessie2:~# ip ru ls
0:	from all lookup local
32759:	from all oif vrf-red lookup vrf-red
32760:	from all iif vrf-green lookup vrf-green
32761:	from all oif vrf-green lookup vrf-green
32762:	from all iif vrf-blue lookup vrf-blue
32763:	from all oif vrf-blue lookup vrf-blue
32764:	from all iif vrf-red lookup vrf-red
32765:	from all oif vrf-red lookup vrf-red
32766:	from all lookup main
32767:	from all lookup default