OSPF: LSA disappeared

[harold barker]

I see this too, different setup.  I had to roll back to 1.3.1.  Sorry can not provide more info, other than, seems to be an issue for me too ;-)

Setup:
freebsd 8.2
bird 1.3.3 and 1.3.4


On 2012.01.25, at 06:14, Bjoern Engels wrote:

> Hi,
> 
> we're running redundant pairs of routers using keepalived for VRRP and
> BIRD for OSPF. (bird-1.3.3 through bird-1.3.6 actually)
> 
> Static routes are configured in BIRD so when keepalived transitions to
> master state it adds ip addresses to a bunch of vlan interfaces and the
> routes' gateways become directly reachable and are being announced.
> 
> Now when I failover from one primary router to a backup router by
> stopping keepalived the interfaces' addresses are being deleted on the
> former master and added to the backup router. 
> 
> Immediately after such a transition all BIRD routers fill their log
> files periodically with this kind of messages:
> 
> Jan 25 14:47:06 cr4b bird: OSPF: LSA disappeared (Type: 0005, Id: 192.0.2.0, Rt: 10.10.10.170)
> Jan 25 14:47:06 cr4b bird: OSPF: LSA disappeared (Type: 0005, Id: 192.0.2.128, Rt: 10.10.10.170)
> Jan 25 14:47:06 cr4b bird: OSPF: LSA disappeared (Type: 0005, Id: 198.51.100.160, Rt: 10.10.10.170)
> Jan 25 14:47:06 cr4b bird: OSPF: LSA disappeared (Type: 0005, Id: 192.0.2.0, Rt: 10.10.10.170)
> Jan 25 14:47:06 cr4b bird: OSPF: LSA disappeared (Type: 0005, Id: 192.0.2.128, Rt: 10.10.10.170)
> Jan 25 14:47:06 cr4b bird: OSPF: LSA disappeared (Type: 0005, Id: 198.51.100.160, Rt: 10.10.10.170)
> Jan 25 14:47:11 cr4b bird: OSPF: LSA disappeared (Type: 0005, Id: 192.0.2.0, Rt: 10.10.10.170)
> Jan 25 14:47:11 cr4b bird: OSPF: LSA disappeared (Type: 0005, Id: 192.0.2.128, Rt: 10.10.10.170)
> Jan 25 14:47:11 cr4b bird: OSPF: LSA disappeared (Type: 0005, Id: 198.51.100.160, Rt: 10.10.10.170)
> Jan 25 14:47:11 cr4b bird: OSPF: LSA disappeared (Type: 0005, Id: 192.0.2.0, Rt: 10.10.10.170)
> Jan 25 14:47:11 cr4b bird: OSPF: LSA disappeared (Type: 0005, Id: 192.0.2.128, Rt: 10.10.10.170)
> Jan 25 14:47:11 cr4b bird: OSPF: LSA disappeared (Type: 0005, Id: 198.51.100.160, Rt: 10.10.10.170)
> 
> 
> proto/ospf/lsupd.c says this should never happen:
> 
> /* Probably flushed LSA, this should not happen */
> log(L_WARN "OSPF: LSA disappeared (Type: %04x, Id: %R, Rt: %R)",
>  lsr->lsh.type, lsr->lsh.id, lsr->lsh.rt);
> 
> Is this some bug in BIRD or caused by the way we use it?
> 
> Regards
> Bjoern
> -- 
> Bjoern Engels                                                OpenIT GmbH
> engels at openit.de                                    In der Steele 33a-41
> PGP keyID 1024D/895F13C3                             D-40599 Duesseldorf
> ________________________________________________________________________
> HRB 38815 Amtsgericht Duesseldorf                    USt-Id DE 812951861
>         Geschaeftsfuehrer: Oliver Haakert, Maurice Kemmann