From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from mp12.migadu.com ([2001:41d0:8:6d80::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by ms0.migadu.com with LMTPS id wGEEG7SWWWJM8wAAgWs5BA (envelope-from ) for ; Fri, 15 Apr 2022 18:00:52 +0200 Received: from aspmx1.migadu.com ([2001:41d0:8:6d80::]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits)) by mp12.migadu.com with LMTPS id cFW5F7SWWWL1EQEAauVa8A (envelope-from ) for ; Fri, 15 Apr 2022 18:00:52 +0200 Received: from lists.gnu.org (lists.gnu.org [209.51.188.17]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by aspmx1.migadu.com (Postfix) with ESMTPS id 11E652D2B8 for ; Fri, 15 Apr 2022 18:00:52 +0200 (CEST) Received: from localhost ([::1]:59570 helo=lists1p.gnu.org) by lists.gnu.org with esmtp (Exim 4.90_1) (envelope-from ) id 1nfONO-0005bk-Kz for larch@yhetil.org; Fri, 15 Apr 2022 12:00:50 -0400 Received: from eggs.gnu.org ([2001:470:142:3::10]:34858) by lists.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_256_GCM_SHA384:256) (Exim 4.90_1) (envelope-from ) id 1nfOMd-0005QE-4q for bug-guix@gnu.org; Fri, 15 Apr 2022 12:00:03 -0400 Received: from debbugs.gnu.org ([209.51.188.43]:38023) by eggs.gnu.org with esmtps (TLS1.2:ECDHE_RSA_AES_128_GCM_SHA256:128) (Exim 4.90_1) (envelope-from ) id 1nfOMc-0001uF-NF for bug-guix@gnu.org; Fri, 15 Apr 2022 12:00:02 -0400 Received: from Debian-debbugs by debbugs.gnu.org with local (Exim 4.84_2) (envelope-from ) id 1nfOMc-00021Z-GU for bug-guix@gnu.org; Fri, 15 Apr 2022 12:00:02 -0400 Subject: bug#54545: [Guix Home] =?UTF-8?Q?=E2=80=98shepherd=E2=80=99?= started twice? 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spf=pass (aspmx1.migadu.com: domain of "bug-guix-bounces+larch=yhetil.org@gnu.org" designates 209.51.188.17 as permitted sender) smtp.mailfrom="bug-guix-bounces+larch=yhetil.org@gnu.org" X-Migadu-Queue-Id: 11E652D2B8 X-Spam-Score: -1.74 X-Migadu-Scanner: scn0.migadu.com X-TUID: TwEHMbIaRc0n Hi, Andrew Tropin skribis: [...] > for example I can't find info about > Fixes line even with search That part is not written (yet!), but you=E2=80=99ve had the opportunity to = look at the Git log I guess. :-) >>> From 56d16b4cd511f6837329b888dade0c6d6da4d89d Mon Sep 17 00:00:00 2001 >>> From: Andrew Tropin >>> Date: Tue, 12 Apr 2022 12:19:50 +0300 >>> Subject: [PATCH 2/3] home: shepherd: Use run-on-change to reload shephe= rd >>> config. >>> >>> * gnu/home/services/shepherd.scm: Add shepherd configuration to >>> XDG_CONFIG_HOME and use it instead of full path to the store. It's nece= ssary >>> to use run-on-change service. [...] >> How does this relate to the bug at hand? >> >> https://issues.guix.gnu.org/54545 >> > > Almost directly. > > During activation if there is no shepherd process we tried to launch a > new one, which was useful back in the days, when I was testing changes > frequently, but can be kinda unexpected for user, if they stopped > Shepherd for some reason, but during activation it started again > automatically. As we discussed earlier: > >>>> Probably we need to do config reload using on-change service and also >>>> not trigger on-change stuff if user isn't logged in. > >>> Makes sense. > > it would be nice to reload configuration only if it's changed. To make > run-on-change work we need to store a config somewhere in > home-environment, to make it possible to compare with previous > generation. files/.config/shepherd/init.scm looks like a good match > here, in addition to on-change functionality it increases explorability. Hmm let=E2=80=99s not invent some new fancy way to update Shepherd services= and instead use what we already have for Guix System. I=E2=80=99m closing this issue; please open a new one if there=E2=80=99s mo= re to discuss! Thanks, Ludo=E2=80=99.