bird patches review

[fredrik danerklint]

> If someone removes the route from FIB (kernel)
> and BIRD notices that, it reinstalls the route, so unless there
> is a problem in route installation, it remains synced.

Oh, you mean like this:

2011-10-06 13:57:57 <ERR> KRT: Error sending route 2620:x:10a0::/0 to kernel
2011-10-06 13:57:57 <ERR> KRT: Error sending route 2001:x:ce0::/0 to kernel
2011-10-06 13:57:57 <ERR> KRT: Error sending route 2607:x::/0 to kernel
2011-10-06 13:57:57 <ERR> KRT: Error sending route 2001:x:ff03::/0 to kernel
2011-10-06 13:57:57 <ERR> KRT: Error sending route 2607:x::/0 to kernel
2011-10-06 13:57:57 <ERR> KRT: Error sending route 2606:x::/0 to kernel
2011-10-06 13:57:57 <ERR> KRT: Error sending route 2a00:x::/0 to kernel
2011-10-06 13:57:57 <ERR> KRT: Error sending route 2606:x::/0 to kernel
2011-10-06 13:57:57 <ERR> KRT: Error sending route 2400:x::/0 to kernel
2011-10-06 13:57:57 <ERR> KRT: Error sending route 2001:x:2d4::/0 to kernel

This is for IP6 on FreeBSD. I've also got the same for IP4:

2011-10-06 14:00:04 <ERR> KRT: Error sending route 199.189.xx.0/24 to kernel
2011-10-06 14:00:04 <ERR> KRT: Error sending route 212.104.xx.0/24 to kernel
2011-10-06 14:00:04 <ERR> KRT: Error sending route 188.171.xx.0/24 to kernel
2011-10-06 14:00:04 <ERR> KRT: Error sending route 175.103.xx.0/24 to kernel
2011-10-06 14:00:08 <ERR> KRT: Error sending route 199.189.xx.0/24 to kernel
2011-10-06 14:00:08 <ERR> KRT: Error sending route 212.104.xx.0/24 to kernel
2011-10-06 14:00:08 <ERR> KRT: Error sending route 188.171.xx.0/24 to kernel
2011-10-06 14:00:08 <ERR> KRT: Error sending route 175.103.xx.0/24 to kernel

I've got a couple of gigs of these messages in my log...

The only one whose can insert and delete this routes is bird. 

And it seems it only happens if there is a update to a route.

2011-10-04 16:05:49 <TRACE> b6_sekkaa_1_cr2 < added 2620:x:10a0::/48 via x on 
igb4
2011-10-04 16:05:49 <TRACE> b6_sekkaa_1_cr2 > added [best] 2620:x:10a0::/48 
via x  on igb3
2011-10-04 16:05:49 <TRACE> kernel1 < replaced 2620:x:10a0::/48 via x on igb3
2011-10-04 16:05:49 <TRACE> b6_sekkaa_1_er1 < replaced 2620:x:10a0::/48 via x 
on igb3
2011-10-04 16:05:49 <TRACE> b6_sekkaa_1_er2 < replaced 2620:x:10a0::/48 via x 
on igb3
2011-10-04 16:05:49 <INFO> (export_allowed) community 52011, 970 block 
announce of '2620:x:10a0::/48' to ASx
2011-10-04 16:05:49 <TRACE> b6_sekkaa_1_cr2 < removed 2620:x:10a0::/48 via x 
on igb4
2011-10-04 16:05:51 <ERR> KRT: Error sending route 2620:x:10a0::/0 to kernel
....
2011-10-06 13:57:57 <ERR> KRT: Error sending route 2620:x:10a0::/0 to kernel

-- 
//fredan