bird 2.0.3 does not install multipath route in kernel

[Ondrej Zajicek]

On Thu, Feb 28, 2019 at 01:15:02PM +0000, Kenth Eriksson wrote:
> We have some multi-path routes that fails to get pushed into the
> kernel. We are running bird 2.0.3 and kernel 4.14.92+. 
> 
> 
> bird> show route 
> ...
> Table master4:
> 
> 10.210.138.3/32      unicast [ospf1 13:24:23.022] E1 (145/1020)
> [10.210.138.3]
> 	via 10.210.138.2 on p1-1-1-1-2 weight 1
> 	via 10.210.138.2 on p1-1-5-1-6 weight 1
> ...
> bird>

It is possible that it is related to the same IP address on different
interfaces? Are these two interfaces to the same network?


> The bird log has the following warning messages (unclear if it is
> related):
> 
> 2019-02-28 13:30:38.343 <WARN> Netlink: Invalid argument
> 
> What is the expected behaviour for bird here? Install both routes or
> just one of them?
> 
> Thanks,
> Kenth

-- 
Elen sila lumenn' omentielvo

Ondrej 'Santiago' Zajicek (email: santiago at crfreenet.org)
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"To err is human -- to blame it on a computer is even more so."