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Date: Tue, 23 Aug 2011 17:39:43 +0200
From: Patrick Lamaiziere <patfbsd@davenulle.org>
To: Pavel Timofeev <timp87@gmail.com>
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Cc: freebsd-questions@freebsd.org
Subject: Re: Can carp(4) run daemons or scripts?
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Le Tue, 23 Aug 2011 17:50:43 +0400,
Pavel Timofeev <timp87@gmail.com> a écrit :

Hello,

> Can carp(4) run daemons or scripts when backup server come into the
> work? As I know ucarp and heartbeat can do this.

No, carp only works at the interface level. In ports you will find
ifstated(8) (from OpenBSD). It can react to a change on an
interface and run tests.

Also may be with devd, but imo ifstated will do the trick.

Regards.