GNU bug report logs - #41139
duplicate service provision error message is too terse

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Message #11 received at 41139 <at> debbugs.gnu.org (full text, mbox):

From: Ludovic Courtès <ludo <at> gnu.org>
To: Ricardo Wurmus <rekado <at> elephly.net>
Cc: 41139 <at> debbugs.gnu.org
Subject: Re: bug#41139: duplicate service provision error message is too terse
Date: Mon, 18 May 2020 00:16:08 +0200

Hi,

Ricardo Wurmus <rekado <at> elephly.net> skribis:

> Ricardo Wurmus <rekado <at> elephly.net> writes:
>
>> This is not very helpful, because it’s hard to tell how we got there.
>> Which of the selected services provide xorg-server?
>
> This is the wrong question.  While Shepherd services may have been
> introduced to the Shepherd service graph by other general system
> services, this kind of information is unavailable when just looking at
> the Shepherd service itself.
>
> The only user-facing identifiers a Shepherd service has is its
> provisions.  It’s hard to do better without extending Shepherd services
> to include provenance information.

Yes, or ‘fold-services’ could provide the “service extension stack”
somehow, for use in error reports.

Ludo’.

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