netdev - Re: GRE tunnels bound to VRF

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Message-ID: <CAHsH6GsiQGwP329zW2ZTB4q8fQnJm4dLRbZFCOvT842Z=LdDyg@mail.gmail.com>
Date: Tue, 19 Nov 2024 10:04:32 -0800
From: Eyal Birger <eyal.birger@...il.com>
To: Ben Greear <greearb@...delatech.com>
Cc: David Ahern <dsahern@...nel.org>, Ido Schimmel <idosch@...sch.org>, 
	netdev <netdev@...r.kernel.org>
Subject: Re: GRE tunnels bound to VRF

On Tue, Nov 19, 2024 at 8:58 AM Ben Greear <greearb@...delatech.com> wrote:
>
> On 11/19/24 8:36 AM, David Ahern wrote:
> > On 11/19/24 7:59 AM, Ben Greear wrote:
> >>
> >> Ok, I am happy to report that GRE with lower-dev bound to one VRF and
> >> greX in a different
> >> VRF works fine.
> >>
> >
> > mind sending a selftest that also documents this use case?
> >
>
> I don't have an easy way to extract this into a shell script, but
> at least as description:

FWIW I once created a tool for helping to jumpstart such scripts - see
https://www.netpen.io

If I use it to create something similar to what you've described, the
outcome is something like this (the link just encodes the relevant
diagram info in b64):

https:://netpen.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

Eyal.