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Date: Tue, 3 Dec 2013 20:52:38 +0000
From: Raphael Cohn <>
Subject: Re: _PATH_LASTLOG

Linking /etc to something in /var was what we were going to do...

Raphael Cohn
Chief Architect, stormmq
Co-Chair, OASIS MQTT Standard
Secretary, OASIS AMQP Standard
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On 3 December 2013 20:51, Laurent Bercot <> wrote:

>  What would be nice might be to be able to define the prefix for /etc to
>> something else (so we can use atomic symlink changes to flip configs).
>  Make /etc a symlink to /var/config/etc. Make /var/config a symlink to
> config-0.
> Flip configs by atomically replacing the /var/config symlinks.
>  You'll have to move /etc, or part of it, out of the root filesystem
> anyway, because
> you'll want to make your / read-only: so, kill two birds with one stone.
>  PS As an aside, I've always wanted /etc/hosts to also have a parallel
>> /etc/hosts.d/.
>>  It'd make maintaining things without a DNS server extremely easy - think
>> dynamically
>>  adding and removing VMs in most cloud providers, especially those where
>> multicast DNS
>>  doesn't work... like Azure.
>  Honestly, using djbdns is almost as easy, thanks to the programmatically
> sane config
> file formats; and it will scale better.
> --
>  Laurent

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