CARP-interface fail-over in case required program fails.

[Patrick Lamaiziere]

Le Mon, 18 Jul 2011 19:18:53 +0400,
Dmitry Banschikov <d.banschikov at peterhost.ru> a écrit :

Hi,

> > is it possible to let a CARP-interface fail(-over) in the situation
> > when a certain program fails or stops working? I hope it's clear
> > enough what I have in mind. Could you give me any pointers on how
> > this can be archived?
> 
> You can write simple script, which will monitor status of the
> program, and if program fails, it can adjust advskew parameter of the
> CARP interface forcing going interface to the backup state.

In addition, port net/ifstated could be useful for doing this kind of
things (here we monitor BGP sessions with it).