Date: Thu, 07 May 2009 15:14:24 +0000 From: Paul Schmehl <pschmehl_lists@tx.rr.com> To: Michel Talon <talon@lpthe.jussieu.fr>, freebsd-questions@freebsd.org Subject: Re: Autofs howto Message-ID: <F85DE35BBF59C10393E79E1E@utd65257.utdallas.edu> In-Reply-To: <20090507035523.GA6073@lpthe.jussieu.fr> References: <20090507035523.GA6073@lpthe.jussieu.fr>
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--On Wednesday, May 06, 2009 22:55:23 -0500 Michel Talon
<talon@lpthe.jussieu.fr> wrote:
>
> Paul Schmehl wrote:
>
>> I'm wondering if I can use autofs on FreeBSD. Last time I asked the
>> question someone said I need amd, which I found rather cryptic.
>
> Indeed it is cryptic, let me gave an example which works:
>
> niobe% cat /etc/amd.conf
> [global]
> auto_dir = /.amd
> log_file = /var/log/amd.log
> log_options = error,fatal,user
> map_type = file
> search_path = /etc
> [/Cd]
> map_name = amd.cdrom
># For nfs mounts
> [/Net]
> map_name = amd.net
>
>
>
> niobe% cat /etc/amd.cdrom
> cdrom type:=cdfs;opts:=ro,nosuid;dev:=/dev/acd0;fs:=${autodir}/cdrom
>
>
> niobe% cat /etc/amd.net
> /defaults type:=host;fs:=${autodir}/${rhost};rhost:=${key}
> * opts:=rw,grpid,resvport,nosuid,nodev,soft
>
> Now some comments. I use amd without options so it just uses
> /etc/amd.conf to configure itself. When you try to access /Cd
> it uses the configuration in /etc/amd.cdrom, and if you try to access
> /Net it uses the configuration in /etc/amd.net.
>
> Finally if you try to access /Net/ada for example, the key is ada, and
> so is the remote host. It is queried for NFS mounts and everything is
> mounted. After
> niobe% cd /Net/ada
> i have:
> niobe% df
> ...
> ada:/ada 36196652 26972064 7356232 79% /.amd/ada/ada
> ada:/ada1 287391356 246682696 26109996 90% /.amd/ada/ada1
> ada:/ada2 288362876 180649856 93064956 66% /.amd/ada/ada2
> ada:/ada3 99188500 80794628 13273960 86% /.amd/ada/ada3
> ada:/adm 36204684 1682772 32653156 5% /.amd/ada/adm
>
> Note that autodir is /.amd and fs is ${autodir}/${rhost} as you can
> see.
>
> Getting out of /Net/ada those mounts are unmounted.
>
> I hope this helps explaining some of the mysteries of amd.
>
Indeed it does, and I thank you very much for that example.
--
Paul Schmehl, Senior Infosec Analyst
As if it wasn't already obvious, my opinions
are my own and not those of my employer.
*******************************************
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