GNU bug report logs - #77383
[PATCH 0/2] Run speakersafetyd as unprivileged user

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Message #35 received at 77383 <at> debbugs.gnu.org (full text, mbox):

From: Maxim Cournoyer <maxim.cournoyer <at> gmail.com>
To: Roman Scherer <roman <at> burningswell.com>
Cc: 77383 <at> debbugs.gnu.org, Ludovic Courtès <ludo <at> gnu.org>
Subject: Re: [bug#77383] [PATCH v2 3/3] gnu: speakersafetyd: Add log file.
Date: Tue, 08 Apr 2025 11:15:11 +0900

Hi,

Roman Scherer <roman <at> burningswell.com> writes:

> * gnu/services/sound.scm (speakersafetyd): Add log file.
> * doc/guix.texi: Document log-file field.
>
> Change-Id: I870bc7bfd69249da3a9c981f627e751395386bd2
> ---
>  doc/guix.texi          |  3 +++
>  gnu/services/sound.scm | 10 +++++++---
>  2 files changed, 10 insertions(+), 3 deletions(-)
>
> diff --git a/doc/guix.texi b/doc/guix.texi
> index a0f2a83c36..9a6084e994 100644
> --- a/doc/guix.texi
> +++ b/doc/guix.texi
> @@ -27271,6 +27271,9 @@ Sound Services
>  @item @code{group} (default: @code{"speakersafetyd"}) (type: string)
>  The group to run the Speaker Safety Daemon as.
>  
> +@item @code{log-file} (default: @code{"/var/log/speakersafetyd.log"}) (type: string)
> +The path to the Speaker Safety Daemon log file.
> +
>  @item @code{maximum-gain-reduction} (default: @code{7}) (type: integer)
>  Maximum gain reduction before panicking, useful for debugging.
>  
> diff --git a/gnu/services/sound.scm b/gnu/services/sound.scm
> index e5c26e2495..39b5d043a3 100644
> --- a/gnu/services/sound.scm
> +++ b/gnu/services/sound.scm
> @@ -293,6 +293,9 @@ (define-configuration/no-serialization speakersafetyd-configuration
>    (group
>     (string "speakersafetyd")
>     "The group to run the Speaker Safety Daemon as.")
> +  (log-file
> +   (string "/var/log/speakersafetyd.log")
> +   "The path to the Speaker Safety Daemon log file.")

The convention in GNU is to use 'path' only for search paths; the
preferred term for file names is 'file name'.

>    (maximum-gain-reduction
>     (integer 7)
>     "Maximum gain reduction before panicking, useful for debugging.")
> @@ -305,7 +308,7 @@ (define-configuration/no-serialization speakersafetyd-configuration
>  
>  (define speakersafetyd-accounts
>    (match-record-lambda <speakersafetyd-configuration>
> -      ( blackbox-directory configuration-directory group
> +      ( blackbox-directory configuration-directory group log-file
>          maximum-gain-reduction speakersafetyd user)
>      (list (user-group
>             (name group)
> @@ -320,7 +323,7 @@ (define speakersafetyd-accounts
>  
>  (define speakersafetyd-activation
>    (match-record-lambda <speakersafetyd-configuration>
> -      ( blackbox-directory configuration-directory group
> +      ( blackbox-directory configuration-directory group log-file
>          maximum-gain-reduction speakersafetyd user)
>      (with-imported-modules (source-module-closure '((gnu build activation)))
>        #~(begin
> @@ -334,7 +337,7 @@ (define speakersafetyd-activation
>  
>  (define speakersafetyd-shepherd-service
>    (match-record-lambda <speakersafetyd-configuration>
> -      ( blackbox-directory configuration-directory group
> +      ( blackbox-directory configuration-directory group log-file
>          maximum-gain-reduction speakersafetyd user)

As mentioned earlier, make sure to expose only the fields needed in the
above match-record-lambda forms.

>      (shepherd-service
>       (documentation "Run the speaker safety daemon")
> @@ -346,6 +349,7 @@ (define speakersafetyd-shepherd-service
>                       "--blackbox-path" #$blackbox-directory
>                       "--max-reduction" (number->string #$maximum-gain-reduction))
>                 #:group #$group
> +               #:log-file #$log-file
>                 #:supplementary-groups '("audio")
>                 #:user #$user))
>       (stop #~(make-kill-destructor)))))

Otherwise, LGTM!

Could you send a hopefully final v3?

-- 
Thanks,
Maxim

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