From: Alex Kost <alezost@gmail.com>
To: "Ludovic Courtès" <ludo@gnu.org>
Cc: help-guix <help-guix@gnu.org>
Subject: Re: Tip of the day: storing your GuixSD config in the instantiated system
Date: Mon, 28 Aug 2017 19:41:15 +0300 [thread overview]
Message-ID: <87lgm3lk5w.fsf@gmail.com> (raw)
In-Reply-To: <871snzfl4s.fsf@gnu.org> ("Ludovic \=\?utf-8\?Q\?Court\=C3\=A8s\=22'\?\= \=\?utf-8\?Q\?s\?\= message of "Fri, 25 Aug 2017 22:27:47 +0200")
Ludovic Courtès (2017-08-25 22:27 +0200) wrote:
> Hello Guix!
>
> Following a discussion we had at the GHM today, here’s the tip of the day!
>
> People often ask how they could store their GuixSD config alongside the
> instantiated system in the store. Guix maintainers usually grumpily
> reply “nah, don’t do this, because the config file is not
> self-contained, so that’s not good enough.”
>
> But wait: we can already store the config file in the instantiated
> system! Here’s how:
>
> (operating-system
> ;; …
> (services (cons (simple-service 'store-my-config
> etc-service-type
> `(("config.scm"
> ,(local-file (assoc-ref
> (current-source-location)
> 'filename)))))
> …)))
>
> You instantiate that, and then /etc/config.scm (aka.
> /run/current-system/etc/config.scm,
> aka. /var/guix/profiles/system/etc/config.scm) contains the config file.
>
> Pretty neat no?
Nice tip indeed, thanks!
--
Alex
next prev parent reply other threads:[~2017-08-28 16:41 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-25 20:27 Tip of the day: storing your GuixSD config in the instantiated system Ludovic Courtès
[not found] ` <87a82mp2jq.fsf@gmail.com>
2017-08-28 12:04 ` Ludovic Courtès
2017-08-28 16:46 ` Alex Kost
2017-08-28 20:23 ` Peter Mikkelsen
2017-08-29 8:10 ` ng0
2017-08-29 9:26 ` Peter Mikkelsen
2017-08-29 10:13 ` Ricardo Wurmus
2017-08-28 16:41 ` Alex Kost [this message]
2017-08-29 10:10 ` Ricardo Wurmus
2017-08-29 22:20 ` Ludovic Courtès
2017-08-29 10:30 ` Andreas Enge
2017-08-29 22:42 ` Ludovic Courtès
2017-08-30 16:07 ` Andreas Enge
2017-08-30 21:25 ` Ricardo Wurmus
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