[BIRD 2.0.x] Netlink: ignore dead routes

[Vincent Bernat]

 ❦ 23 octobre 2020 16:17 +02, Bernd Naumann:

> So the issue unfoldes if I get routes via ${hop} and I'm supposed to
> reach ${hop} on an interface (using its device route for example) but 
> the device is down? So bird will happily exports these routes to the
> kernel, but the kernel is never able to send packets on that link 
> because its down. Do I understand this correctly?

My use case is the reverse: you have a static route with nexthop in the
kernel, but the target interface is down. I don't want to BIRD to use
and advertise this route.
-- 
Nothing so needs reforming as other people's habits.
		-- Mark Twain