Date: Wed, 20 Jul 2011 17:36:55 +0200 From: "Kim A. Brandt" <kimabrandt@gmx.de> To: Patrick Lamaiziere <patfbsd@davenulle.org> Cc: freebsd-net@freebsd.org Subject: Re: CARP-interface fail-over in case required program fails. Message-ID: <4E26F617.1030405@gmx.de> In-Reply-To: <20110720161924.26a4fcf0@mr12941> References: <4E243D8F.1020305@gmx.de> <4E244EDD.2000709@peterhost.ru> <20110720161924.26a4fcf0@mr12941>
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Thanks Patrick and Dmitry, indeed `ifstated' and the ``running external tests''-part, sound like it will be helpful. /Kim On 2011-07-20 16:19, Patrick Lamaiziere wrote: > Le Mon, 18 Jul 2011 19:18:53 +0400, > Dmitry Banschikov <d.banschikov@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).
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