;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2015 David Thompson <davet@gnu.org>
;;; Copyright © 2016-2017, 2019-2023 Ludovic Courtès <ludo@gnu.org>
;;; Copyright © 2019 Arun Isaac <arunisaac@systemreboot.net>
;;; Copyright © 2020 Efraim Flashner <efraim@flashner.co.il>
;;; Copyright © 2020 Google LLC
;;; Copyright © 2022 Ricardo Wurmus <rekado@elephly.net>
;;; Copyright © 2023 Pierre Langlois <pierre.langlois@gmx.com>
;;; Copyright © 2024 Leo Nikkilä <hello@lnikki.la>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (gnu system linux-container)
  #:use-module (ice-9 match)
  #:use-module (srfi srfi-1)
  #:use-module (guix config)
  #:use-module (guix store)
  #:use-module (guix gexp)
  #:use-module (guix derivations)
  #:use-module (guix monads)
  #:use-module (guix modules)
  #:use-module (gnu build linux-container)
  #:use-module (gnu services)
  #:use-module (gnu services base)
  #:use-module (gnu services networking)
  #:use-module (gnu services shepherd)
  #:use-module (gnu system)
  #:use-module (gnu system file-systems)
  #:export (system-container
            containerized-operating-system
            container-script
            eval/container))

(define* (container-essential-services os #:key shared-network?)
  "Return a list of essential services corresponding to OS, a
non-containerized OS.  This procedure essentially strips essential services
from OS that are needed on the bare metal and not in a container."
  (define base
    (remove (lambda (service)
              (memq (service-kind service)
                    (cons* (service-kind %linux-bare-metal-service)
                           firmware-service-type
                           system-service-type
                           (if shared-network?