865 lines
35 KiB
Scheme
865 lines
35 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2014, 2015, 2016, 2017 Ludovic Courtès <ludo@gnu.org>
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;;; Copyright © 2015 Andy Wingo <wingo@igalia.com>
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;;; Copyright © 2015 Mark H Weaver <mhw@netris.org>
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;;; Copyright © 2016 Sou Bunnbu <iyzsong@gmail.com>
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;;; Copyright © 2017 Maxim Cournoyer <maxim.cournoyer@gmail.com>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (gnu services desktop)
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#:use-module (gnu services)
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#:use-module (gnu services shepherd)
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#:use-module (gnu services base)
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#:use-module (gnu services dbus)
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#:use-module (gnu services avahi)
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#:use-module (gnu services xorg)
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#:use-module (gnu services networking)
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#:use-module ((gnu system file-systems)
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#:select (%elogind-file-systems))
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#:use-module (gnu system shadow)
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#:use-module (gnu system pam)
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#:use-module (gnu packages glib)
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#:use-module (gnu packages admin)
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#:use-module (gnu packages freedesktop)
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#:use-module (gnu packages gnome)
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#:use-module (gnu packages xfce)
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#:use-module (gnu packages avahi)
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#:use-module (gnu packages xdisorg)
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#:use-module (gnu packages suckless)
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#:use-module (gnu packages linux)
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#:use-module (gnu packages libusb)
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#:use-module (guix records)
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#:use-module (guix packages)
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#:use-module (guix store)
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#:use-module (guix gexp)
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#:use-module (srfi srfi-1)
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#:use-module (ice-9 match)
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#:export (upower-configuration
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upower-configuration?
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upower-service
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upower-service-type
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udisks-configuration
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udisks-configuration?
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udisks-service
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udisks-service-type
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colord-service
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geoclue-application
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geoclue-configuration
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geoclue-configuration?
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%standard-geoclue-applications
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geoclue-service
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geoclue-service-type
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bluetooth-service
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elogind-configuration
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elogind-configuration?
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elogind-service
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elogind-service-type
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accountsservice-service-type
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accountsservice-service
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gnome-desktop-configuration
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gnome-desktop-configuration?
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gnome-desktop-service
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gnome-desktop-service-type
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xfce-desktop-configuration
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xfce-desktop-configuration?
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xfce-desktop-service
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xfce-desktop-service-type
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%desktop-services))
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;;; Commentary:
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;;;
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;;; This module contains service definitions for a "desktop" environment.
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;;;
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;;; Code:
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;;;
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;;; Helpers.
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;;;
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(define (bool value)
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(if value "true\n" "false\n"))
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(define (package-direct-input-selector input)
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(lambda (package)
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(match (assoc-ref (package-direct-inputs package) input)
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((package . _) package))))
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(define (wrapped-dbus-service service program variable value)
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"Return a wrapper for @var{service}, a package containing a D-Bus service,
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where @var{program} is wrapped such that environment variable @var{variable}
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is set to @var{value} when the bus daemon launches it."
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(define wrapper
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(program-file (string-append (package-name service) "-program-wrapper")
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#~(begin
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(setenv #$variable #$value)
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(apply execl (string-append #$service "/" #$program)
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(string-append #$service "/" #$program)
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(cdr (command-line))))))
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(define build
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(with-imported-modules '((guix build utils))
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#~(begin
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(use-modules (guix build utils))
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(define service-directory
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"/share/dbus-1/system-services")
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(mkdir-p (dirname (string-append #$output
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service-directory)))
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(copy-recursively (string-append #$service
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service-directory)
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(string-append #$output
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service-directory))
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(symlink (string-append #$service "/etc") ;for etc/dbus-1
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(string-append #$output "/etc"))
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(for-each (lambda (file)
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(substitute* file
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(("Exec[[:blank:]]*=[[:blank:]]*([[:graph:]]+)(.*)$"
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_ original-program arguments)
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(string-append "Exec=" #$wrapper arguments
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"\n"))))
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(find-files #$output "\\.service$")))))
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(computed-file (string-append (package-name service) "-wrapper")
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build))
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;;;
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;;; Upower D-Bus service.
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;;;
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;; TODO: Export.
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(define-record-type* <upower-configuration>
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upower-configuration make-upower-configuration
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upower-configuration?
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(upower upower-configuration-upower
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(default upower))
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(watts-up-pro? upower-configuration-watts-up-pro?)
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(poll-batteries? upower-configuration-poll-batteries?)
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(ignore-lid? upower-configuration-ignore-lid?)
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(use-percentage-for-policy? upower-configuration-use-percentage-for-policy?)
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(percentage-low upower-configuration-percentage-low)
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(percentage-critical upower-configuration-percentage-critical)
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(percentage-action upower-configuration-percentage-action)
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(time-low upower-configuration-time-low)
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(time-critical upower-configuration-time-critical)
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(time-action upower-configuration-time-action)
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(critical-power-action upower-configuration-critical-power-action))
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(define* upower-configuration-file
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;; Return an upower-daemon configuration file.
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(match-lambda
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(($ <upower-configuration> upower
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watts-up-pro? poll-batteries? ignore-lid? use-percentage-for-policy?
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percentage-low percentage-critical percentage-action time-low
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time-critical time-action critical-power-action)
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(plain-file "UPower.conf"
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(string-append
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"[UPower]\n"
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"EnableWattsUpPro=" (bool watts-up-pro?)
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"NoPollBatteries=" (bool (not poll-batteries?))
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"IgnoreLid=" (bool ignore-lid?)
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"UsePercentageForPolicy=" (bool use-percentage-for-policy?)
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"PercentageLow=" (number->string percentage-low) "\n"
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"PercentageCritical=" (number->string percentage-critical) "\n"
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"PercentageAction=" (number->string percentage-action) "\n"
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"TimeLow=" (number->string time-low) "\n"
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"TimeCritical=" (number->string time-critical) "\n"
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"TimeAction=" (number->string time-action) "\n"
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"CriticalPowerAction=" (match critical-power-action
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('hybrid-sleep "HybridSleep")
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('hibernate "Hibernate")
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('power-off "PowerOff"))
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"\n")))))
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(define %upower-activation
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#~(begin
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(use-modules (guix build utils))
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(mkdir-p "/var/lib/upower")))
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(define (upower-dbus-service config)
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(list (wrapped-dbus-service (upower-configuration-upower config)
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"libexec/upowerd"
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"UPOWER_CONF_FILE_NAME"
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(upower-configuration-file config))))
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(define (upower-shepherd-service config)
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"Return a shepherd service for UPower with CONFIG."
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(let ((upower (upower-configuration-upower config))
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(config (upower-configuration-file config)))
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(list (shepherd-service
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(documentation "Run the UPower power and battery monitor.")
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(provision '(upower-daemon))
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(requirement '(dbus-system udev))
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(start #~(make-forkexec-constructor
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(list (string-append #$upower "/libexec/upowerd"))
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#:environment-variables
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(list (string-append "UPOWER_CONF_FILE_NAME="
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#$config))))
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(stop #~(make-kill-destructor))))))
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(define upower-service-type
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(let ((upower-package (compose list upower-configuration-upower)))
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(service-type (name 'upower)
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(extensions
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(list (service-extension dbus-root-service-type
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upower-dbus-service)
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(service-extension shepherd-root-service-type
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upower-shepherd-service)
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(service-extension activation-service-type
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(const %upower-activation))
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(service-extension udev-service-type
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upower-package)
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;; Make the 'upower' command visible.
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(service-extension profile-service-type
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upower-package))))))
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(define* (upower-service #:key (upower upower)
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(watts-up-pro? #f)
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(poll-batteries? #t)
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(ignore-lid? #f)
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(use-percentage-for-policy? #f)
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(percentage-low 10)
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(percentage-critical 3)
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(percentage-action 2)
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(time-low 1200)
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(time-critical 300)
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(time-action 120)
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(critical-power-action 'hybrid-sleep))
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"Return a service that runs @uref{http://upower.freedesktop.org/,
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@command{upowerd}}, a system-wide monitor for power consumption and battery
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levels, with the given configuration settings. It implements the
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@code{org.freedesktop.UPower} D-Bus interface, and is notably used by GNOME."
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(let ((config (upower-configuration
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(watts-up-pro? watts-up-pro?)
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(poll-batteries? poll-batteries?)
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(ignore-lid? ignore-lid?)
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(use-percentage-for-policy? use-percentage-for-policy?)
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(percentage-low percentage-low)
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(percentage-critical percentage-critical)
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(percentage-action percentage-action)
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(time-low time-low)
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(time-critical time-critical)
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(time-action time-action)
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(critical-power-action critical-power-action))))
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(service upower-service-type config)))
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;;;
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;;; GeoClue D-Bus service.
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;;;
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;; TODO: Export.
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(define-record-type* <geoclue-configuration>
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geoclue-configuration make-geoclue-configuration
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geoclue-configuration?
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(geoclue geoclue-configuration-geoclue
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(default geoclue))
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(whitelist geoclue-configuration-whitelist)
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(wifi-geolocation-url geoclue-configuration-wifi-geolocation-url)
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(submit-data? geoclue-configuration-submit-data?)
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(wifi-submission-url geoclue-configuration-wifi-submission-url)
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(submission-nick geoclue-configuration-submission-nick)
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(applications geoclue-configuration-applications))
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(define* (geoclue-application name #:key (allowed? #t) system? (users '()))
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"Configure default GeoClue access permissions for an application. NAME is
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the Desktop ID of the application, without the .desktop part. If ALLOWED? is
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true, the application will have access to location information by default.
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The boolean SYSTEM? value indicates that an application is a system component
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or not. Finally USERS is a list of UIDs of all users for which this
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application is allowed location info access. An empty users list means all
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users are allowed."
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(string-append
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"[" name "]\n"
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"allowed=" (bool allowed?)
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"system=" (bool system?)
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"users=" (string-join users ";") "\n"))
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(define %standard-geoclue-applications
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(list (geoclue-application "gnome-datetime-panel" #:system? #t)
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(geoclue-application "epiphany" #:system? #f)
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(geoclue-application "firefox" #:system? #f)))
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(define* (geoclue-configuration-file config)
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"Return a geoclue configuration file."
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(plain-file "geoclue.conf"
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(string-append
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"[agent]\n"
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"whitelist="
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(string-join (geoclue-configuration-whitelist config)
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";") "\n"
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"[wifi]\n"
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"url=" (geoclue-configuration-wifi-geolocation-url config) "\n"
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"submit-data=" (bool (geoclue-configuration-submit-data? config))
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"submission-url="
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(geoclue-configuration-wifi-submission-url config) "\n"
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"submission-nick="
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(geoclue-configuration-submission-nick config)
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"\n"
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(string-join (geoclue-configuration-applications config)
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"\n"))))
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(define (geoclue-dbus-service config)
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(list (wrapped-dbus-service (geoclue-configuration-geoclue config)
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"libexec/geoclue"
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"GEOCLUE_CONFIG_FILE"
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(geoclue-configuration-file config))))
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(define %geoclue-accounts
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(list (user-group (name "geoclue") (system? #t))
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(user-account
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(name "geoclue")
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(group "geoclue")
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(system? #t)
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(comment "GeoClue daemon user")
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(home-directory "/var/empty")
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(shell "/run/current-system/profile/sbin/nologin"))))
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(define geoclue-service-type
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(service-type (name 'geoclue)
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(extensions
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(list (service-extension dbus-root-service-type
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geoclue-dbus-service)
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(service-extension account-service-type
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(const %geoclue-accounts))))))
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(define* (geoclue-service #:key (geoclue geoclue)
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(whitelist '())
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(wifi-geolocation-url
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;; Mozilla geolocation service:
|
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"https://location.services.mozilla.com/v1/geolocate?key=geoclue")
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(submit-data? #f)
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(wifi-submission-url
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"https://location.services.mozilla.com/v1/submit?key=geoclue")
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(submission-nick "geoclue")
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(applications %standard-geoclue-applications))
|
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"Return a service that runs the @command{geoclue} location service. This
|
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service provides a D-Bus interface to allow applications to request access to
|
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a user's physical location, and optionally to add information to online
|
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location databases. By default, only the GNOME date-time panel and the Icecat
|
||
and Epiphany web browsers are able to ask for the user's location, and in the
|
||
case of Icecat and Epiphany, both will ask the user for permission first. See
|
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@uref{https://wiki.freedesktop.org/www/Software/GeoClue/, the geoclue web
|
||
site} for more information."
|
||
(service geoclue-service-type
|
||
(geoclue-configuration
|
||
(geoclue geoclue)
|
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(whitelist whitelist)
|
||
(wifi-geolocation-url wifi-geolocation-url)
|
||
(submit-data? submit-data?)
|
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(wifi-submission-url wifi-submission-url)
|
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(submission-nick submission-nick)
|
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(applications applications))))
|
||
|
||
|
||
;;;
|
||
;;; Bluetooth.
|
||
;;;
|
||
|
||
(define-record-type* <bluetooth-configuration>
|
||
bluetooth-configuration make-bluetooth-configuration
|
||
bluetooth-configuration?
|
||
(bluez bluetooth-configuration-bluez (default bluez))
|
||
(auto-enable? bluetooth-configuration-auto-enable? (default #f)))
|
||
|
||
(define (bluetooth-configuration-file config)
|
||
"Return a configuration file for the systemd bluetooth service, as a string."
|
||
(string-append
|
||
"[Policy]\n"
|
||
"AutoEnable=" (bool (bluetooth-configuration-auto-enable?
|
||
config))))
|
||
|
||
(define (bluetooth-directory config)
|
||
(computed-file "etc-bluetooth"
|
||
#~(begin
|
||
(mkdir #$output)
|
||
(chdir #$output)
|
||
(call-with-output-file "main.conf"
|
||
(lambda (port)
|
||
(display #$(bluetooth-configuration-file config)
|
||
port))))))
|
||
|
||
(define (bluetooth-shepherd-service config)
|
||
"Return a shepherd service for @command{bluetoothd}."
|
||
(shepherd-service
|
||
(provision '(bluetooth))
|
||
(requirement '(dbus-system udev))
|
||
(documentation "Run the bluetoothd daemon.")
|
||
(start #~(make-forkexec-constructor
|
||
(string-append #$(bluetooth-configuration-bluez config)
|
||
"/libexec/bluetooth/bluetoothd")))
|
||
(stop #~(make-kill-destructor))))
|
||
|
||
(define bluetooth-service-type
|
||
(service-type
|
||
(name 'bluetooth)
|
||
(extensions
|
||
(list (service-extension dbus-root-service-type
|
||
(compose list bluetooth-configuration-bluez))
|
||
(service-extension udev-service-type
|
||
(compose list bluetooth-configuration-bluez))
|
||
(service-extension etc-service-type
|
||
(lambda (config)
|
||
`(("bluetooth"
|
||
,(bluetooth-directory config)))))
|
||
(service-extension shepherd-root-service-type
|
||
(compose list bluetooth-shepherd-service))))))
|
||
|
||
(define* (bluetooth-service #:key (bluez bluez) (auto-enable? #f))
|
||
"Return a service that runs the @command{bluetoothd} daemon, which manages
|
||
all the Bluetooth devices and provides a number of D-Bus interfaces. When
|
||
AUTO-ENABLE? is true, the bluetooth controller is powered automatically at
|
||
boot.
|
||
|
||
Users need to be in the @code{lp} group to access the D-Bus service.
|
||
"
|
||
(service bluetooth-service-type
|
||
(bluetooth-configuration
|
||
(bluez bluez)
|
||
(auto-enable? auto-enable?))))
|
||
|
||
|
||
;;;
|
||
;;; Colord D-Bus service.
|
||
;;;
|
||
|
||
(define %colord-activation
|
||
#~(begin
|
||
(use-modules (guix build utils))
|
||
(mkdir-p "/var/lib/colord")
|
||
(let ((user (getpwnam "colord")))
|
||
(chown "/var/lib/colord"
|
||
(passwd:uid user) (passwd:gid user)))))
|
||
|
||
(define %colord-accounts
|
||
(list (user-group (name "colord") (system? #t))
|
||
(user-account
|
||
(name "colord")
|
||
(group "colord")
|
||
(system? #t)
|
||
(comment "colord daemon user")
|
||
(home-directory "/var/empty")
|
||
(shell (file-append shadow "/sbin/nologin")))))
|
||
|
||
(define colord-service-type
|
||
(service-type (name 'colord)
|
||
(extensions
|
||
(list (service-extension account-service-type
|
||
(const %colord-accounts))
|
||
(service-extension activation-service-type
|
||
(const %colord-activation))
|
||
|
||
;; Colord is a D-Bus service that dbus-daemon can
|
||
;; activate.
|
||
(service-extension dbus-root-service-type list)
|
||
|
||
;; Colord provides "color device" rules for udev.
|
||
(service-extension udev-service-type list)
|
||
|
||
;; It provides polkit "actions".
|
||
(service-extension polkit-service-type list)))))
|
||
|
||
(define* (colord-service #:key (colord colord))
|
||
"Return a service that runs @command{colord}, a system service with a D-Bus
|
||
interface to manage the color profiles of input and output devices such as
|
||
screens and scanners. It is notably used by the GNOME Color Manager graphical
|
||
tool. See @uref{http://www.freedesktop.org/software/colord/, the colord web
|
||
site} for more information."
|
||
(service colord-service-type colord))
|
||
|
||
|
||
;;;
|
||
;;; UDisks.
|
||
;;;
|
||
|
||
(define-record-type* <udisks-configuration>
|
||
udisks-configuration make-udisks-configuration
|
||
udisks-configuration?
|
||
(udisks udisks-configuration-udisks
|
||
(default udisks)))
|
||
|
||
(define udisks-service-type
|
||
(let ((udisks-package (lambda (config)
|
||
(list (udisks-configuration-udisks config)))))
|
||
(service-type (name 'udisks)
|
||
(extensions
|
||
(list (service-extension polkit-service-type
|
||
udisks-package)
|
||
(service-extension dbus-root-service-type
|
||
udisks-package)
|
||
(service-extension udev-service-type
|
||
udisks-package)
|
||
|
||
;; Profile 'udisksctl' & co. in the system profile.
|
||
(service-extension profile-service-type
|
||
udisks-package))))))
|
||
|
||
(define* (udisks-service #:key (udisks udisks))
|
||
"Return a service for @uref{http://udisks.freedesktop.org/docs/latest/,
|
||
UDisks}, a @dfn{disk management} daemon that provides user interfaces with
|
||
notifications and ways to mount/unmount disks. Programs that talk to UDisks
|
||
include the @command{udisksctl} command, part of UDisks, and GNOME Disks."
|
||
(service udisks-service-type
|
||
(udisks-configuration (udisks udisks))))
|
||
|
||
|
||
;;;
|
||
;;; Elogind login and seat management service.
|
||
;;;
|
||
|
||
(define-record-type* <elogind-configuration> elogind-configuration
|
||
make-elogind-configuration
|
||
elogind-configuration
|
||
(elogind elogind-package
|
||
(default elogind))
|
||
(kill-user-processes? elogind-kill-user-processes?
|
||
(default #f))
|
||
(kill-only-users elogind-kill-only-users
|
||
(default '()))
|
||
(kill-exclude-users elogind-kill-exclude-users
|
||
(default '("root")))
|
||
(inhibit-delay-max-seconds elogind-inhibit-delay-max-seconds
|
||
(default 5))
|
||
(handle-power-key elogind-handle-power-key
|
||
(default 'poweroff))
|
||
(handle-suspend-key elogind-handle-suspend-key
|
||
(default 'suspend))
|
||
(handle-hibernate-key elogind-handle-hibernate-key
|
||
;; (default 'hibernate)
|
||
;; XXX Ignore it for now, since we don't
|
||
;; yet handle resume-from-hibernation in
|
||
;; our initrd.
|
||
(default 'ignore))
|
||
(handle-lid-switch elogind-handle-lid-switch
|
||
(default 'suspend))
|
||
(handle-lid-switch-docked elogind-handle-lid-switch-docked
|
||
(default 'ignore))
|
||
(power-key-ignore-inhibited? elogind-power-key-ignore-inhibited?
|
||
(default #f))
|
||
(suspend-key-ignore-inhibited? elogind-suspend-key-ignore-inhibited?
|
||
(default #f))
|
||
(hibernate-key-ignore-inhibited? elogind-hibernate-key-ignore-inhibited?
|
||
(default #f))
|
||
(lid-switch-ignore-inhibited? elogind-lid-switch-ignore-inhibited?
|
||
(default #t))
|
||
(holdoff-timeout-seconds elogind-holdoff-timeout-seconds
|
||
(default 30))
|
||
(idle-action elogind-idle-action
|
||
(default 'ignore))
|
||
(idle-action-seconds elogind-idle-action-seconds
|
||
(default (* 30 60)))
|
||
(runtime-directory-size-percent elogind-runtime-directory-size-percent
|
||
(default 10))
|
||
(runtime-directory-size elogind-runtime-directory-size
|
||
(default #f))
|
||
(remove-ipc? elogind-remove-ipc?
|
||
(default #t))
|
||
|
||
(suspend-state elogind-suspend-state
|
||
(default '("mem" "standby" "freeze")))
|
||
(suspend-mode elogind-suspend-mode
|
||
(default '()))
|
||
(hibernate-state elogind-hibernate-state
|
||
(default '("disk")))
|
||
(hibernate-mode elogind-hibernate-mode
|
||
(default '("platform" "shutdown")))
|
||
(hybrid-sleep-state elogind-hybrid-sleep-state
|
||
(default '("disk")))
|
||
(hybrid-sleep-mode elogind-hybrid-sleep-mode
|
||
(default
|
||
'("suspend" "platform" "shutdown"))))
|
||
|
||
(define (elogind-configuration-file config)
|
||
(define (yesno x)
|
||
(match x
|
||
(#t "yes")
|
||
(#f "no")
|
||
(_ (error "expected #t or #f, instead got:" x))))
|
||
(define char-set:user-name
|
||
(string->char-set "abcdefghijklmnopqrstuvwxyz0123456789_-"))
|
||
(define (valid-list? l pred)
|
||
(and-map (lambda (x) (string-every pred x)) l))
|
||
(define (user-name-list users)
|
||
(unless (valid-list? users char-set:user-name)
|
||
(error "invalid user list" users))
|
||
(string-join users " "))
|
||
(define (enum val allowed)
|
||
(unless (memq val allowed)
|
||
(error "invalid value" val allowed))
|
||
(symbol->string val))
|
||
(define (non-negative-integer x)
|
||
(unless (exact-integer? x) (error "not an integer" x))
|
||
(when (negative? x) (error "negative number not allowed" x))
|
||
(number->string x))
|
||
(define handle-actions
|
||
'(ignore poweroff reboot halt kexec suspend hibernate hybrid-sleep lock))
|
||
(define (handle-action x)
|
||
(enum x handle-actions))
|
||
(define (sleep-list tokens)
|
||
(unless (valid-list? tokens char-set:user-name)
|
||
(error "invalid sleep list" tokens))
|
||
(string-join tokens " "))
|
||
(define-syntax ini-file-clause
|
||
(syntax-rules ()
|
||
((_ config (prop (parser getter)))
|
||
(string-append prop "=" (parser (getter config)) "\n"))
|
||
((_ config str)
|
||
(string-append str "\n"))))
|
||
(define-syntax-rule (ini-file config file clause ...)
|
||
(plain-file file (string-append (ini-file-clause config clause) ...)))
|
||
(ini-file
|
||
config "logind.conf"
|
||
"[Login]"
|
||
("KillUserProcesses" (yesno elogind-kill-user-processes?))
|
||
("KillOnlyUsers" (user-name-list elogind-kill-only-users))
|
||
("KillExcludeUsers" (user-name-list elogind-kill-exclude-users))
|
||
("InhibitDelayMaxSecs" (non-negative-integer elogind-inhibit-delay-max-seconds))
|
||
("HandlePowerKey" (handle-action elogind-handle-power-key))
|
||
("HandleSuspendKey" (handle-action elogind-handle-suspend-key))
|
||
("HandleHibernateKey" (handle-action elogind-handle-hibernate-key))
|
||
("HandleLidSwitch" (handle-action elogind-handle-lid-switch))
|
||
("HandleLidSwitchDocked" (handle-action elogind-handle-lid-switch-docked))
|
||
("PowerKeyIgnoreInhibited" (yesno elogind-power-key-ignore-inhibited?))
|
||
("SuspendKeyIgnoreInhibited" (yesno elogind-suspend-key-ignore-inhibited?))
|
||
("HibernateKeyIgnoreInhibited" (yesno elogind-hibernate-key-ignore-inhibited?))
|
||
("LidSwitchIgnoreInhibited" (yesno elogind-lid-switch-ignore-inhibited?))
|
||
("HoldoffTimeoutSecs" (non-negative-integer elogind-holdoff-timeout-seconds))
|
||
("IdleAction" (handle-action elogind-idle-action))
|
||
("IdleActionSeconds" (non-negative-integer elogind-idle-action-seconds))
|
||
("RuntimeDirectorySize"
|
||
(identity
|
||
(lambda (config)
|
||
(match (elogind-runtime-directory-size-percent config)
|
||
(#f (non-negative-integer (elogind-runtime-directory-size config)))
|
||
(percent (string-append (non-negative-integer percent) "%"))))))
|
||
("RemoveIpc" (yesno elogind-remove-ipc?))
|
||
"[Sleep]"
|
||
("SuspendState" (sleep-list elogind-suspend-state))
|
||
("SuspendMode" (sleep-list elogind-suspend-mode))
|
||
("HibernateState" (sleep-list elogind-hibernate-state))
|
||
("HibernateMode" (sleep-list elogind-hibernate-mode))
|
||
("HybridSleepState" (sleep-list elogind-hybrid-sleep-state))
|
||
("HybridSleepMode" (sleep-list elogind-hybrid-sleep-mode))))
|
||
|
||
(define (elogind-dbus-service config)
|
||
(list (wrapped-dbus-service (elogind-package config)
|
||
"libexec/elogind/elogind"
|
||
"ELOGIND_CONF_FILE"
|
||
(elogind-configuration-file config))))
|
||
|
||
(define (pam-extension-procedure config)
|
||
"Return an extension for PAM-ROOT-SERVICE-TYPE that ensures that all the PAM
|
||
services use 'pam_elogind.so', a module that allows elogind to keep track of
|
||
logged-in users (run 'loginctl' to see elogind's world view of users and
|
||
seats.)"
|
||
(define pam-elogind
|
||
(pam-entry
|
||
(control "required")
|
||
(module (file-append (elogind-package config)
|
||
"/lib/security/pam_elogind.so"))))
|
||
|
||
(list (lambda (pam)
|
||
(pam-service
|
||
(inherit pam)
|
||
(session (cons pam-elogind (pam-service-session pam)))))))
|
||
|
||
(define (elogind-shepherd-service config)
|
||
"Return a Shepherd service to start elogind according to @var{config}."
|
||
(list (shepherd-service
|
||
(requirement '(dbus-system))
|
||
(provision '(elogind))
|
||
(start #~(make-forkexec-constructor
|
||
(list #$(file-append (elogind-package config)
|
||
"/libexec/elogind/elogind"))
|
||
#:environment-variables
|
||
(list (string-append "ELOGIND_CONF_FILE="
|
||
#$(elogind-configuration-file
|
||
config)))))
|
||
(stop #~(make-kill-destructor)))))
|
||
|
||
(define elogind-service-type
|
||
(service-type (name 'elogind)
|
||
(extensions
|
||
(list (service-extension dbus-root-service-type
|
||
elogind-dbus-service)
|
||
(service-extension udev-service-type
|
||
(compose list elogind-package))
|
||
(service-extension polkit-service-type
|
||
(compose list elogind-package))
|
||
|
||
;; Start elogind from the Shepherd rather than waiting
|
||
;; for bus activation. This ensures that it can handle
|
||
;; events like lid close, etc.
|
||
(service-extension shepherd-root-service-type
|
||
elogind-shepherd-service)
|
||
|
||
;; Provide the 'loginctl' command.
|
||
(service-extension profile-service-type
|
||
(compose list elogind-package))
|
||
|
||
;; Extend PAM with pam_elogind.so.
|
||
(service-extension pam-root-service-type
|
||
pam-extension-procedure)
|
||
|
||
;; We need /run/user, /run/systemd, etc.
|
||
(service-extension file-system-service-type
|
||
(const %elogind-file-systems))))))
|
||
|
||
(define* (elogind-service #:key (config (elogind-configuration)))
|
||
"Return a service that runs the @command{elogind} login and seat management
|
||
service. The @command{elogind} service integrates with PAM to allow other
|
||
system components to know the set of logged-in users as well as their session
|
||
types (graphical, console, remote, etc.). It can also clean up after users
|
||
when they log out."
|
||
(service elogind-service-type config))
|
||
|
||
|
||
;;;
|
||
;;; AccountsService service.
|
||
;;;
|
||
|
||
(define %accountsservice-activation
|
||
#~(begin
|
||
(use-modules (guix build utils))
|
||
(mkdir-p "/var/lib/AccountsService")))
|
||
|
||
(define accountsservice-service-type
|
||
(service-type (name 'accountsservice)
|
||
(extensions
|
||
(list (service-extension activation-service-type
|
||
(const %accountsservice-activation))
|
||
(service-extension dbus-root-service-type list)
|
||
(service-extension polkit-service-type list)))))
|
||
|
||
(define* (accountsservice-service #:key (accountsservice accountsservice))
|
||
"Return a service that runs AccountsService, a system service that
|
||
can list available accounts, change their passwords, and so on.
|
||
AccountsService integrates with PolicyKit to enable unprivileged users to
|
||
acquire the capability to modify their system configuration.
|
||
@uref{https://www.freedesktop.org/wiki/Software/AccountsService/, the
|
||
accountsservice web site} for more information."
|
||
(service accountsservice-service-type accountsservice))
|
||
|
||
|
||
;;;
|
||
;;; GNOME desktop service.
|
||
;;;
|
||
|
||
(define-record-type* <gnome-desktop-configuration> gnome-desktop-configuration
|
||
make-gnome-desktop-configuration
|
||
gnome-desktop-configuration
|
||
(gnome-package gnome-package (default gnome)))
|
||
|
||
(define gnome-desktop-service-type
|
||
(service-type
|
||
(name 'gnome-desktop)
|
||
(extensions
|
||
(list (service-extension polkit-service-type
|
||
(compose list
|
||
(package-direct-input-selector
|
||
"gnome-settings-daemon")
|
||
gnome-package))
|
||
(service-extension profile-service-type
|
||
(compose list
|
||
gnome-package))))))
|
||
|
||
(define* (gnome-desktop-service #:key (config (gnome-desktop-configuration)))
|
||
"Return a service that adds the @code{gnome} package to the system profile,
|
||
and extends polkit with the actions from @code{gnome-settings-daemon}."
|
||
(service gnome-desktop-service-type config))
|
||
|
||
|
||
;;;
|
||
;;; XFCE desktop service.
|
||
;;;
|
||
|
||
(define-record-type* <xfce-desktop-configuration> xfce-desktop-configuration
|
||
make-xfce-desktop-configuration
|
||
xfce-desktop-configuration
|
||
(xfce xfce-package (default xfce)))
|
||
|
||
(define xfce-desktop-service-type
|
||
(service-type
|
||
(name 'xfce-desktop)
|
||
(extensions
|
||
(list (service-extension polkit-service-type
|
||
(compose list
|
||
(package-direct-input-selector
|
||
"thunar")
|
||
xfce-package))
|
||
(service-extension profile-service-type
|
||
(compose list
|
||
xfce-package))))))
|
||
|
||
(define* (xfce-desktop-service #:key (config (xfce-desktop-configuration)))
|
||
"Return a service that adds the @code{xfce} package to the system profile,
|
||
and extends polkit with the ability for @code{thunar} to manipulate the file
|
||
system as root from within a user session, after the user has authenticated
|
||
with the administrator's password."
|
||
(service xfce-desktop-service-type config))
|
||
|
||
|
||
;;;
|
||
;;; The default set of desktop services.
|
||
;;;
|
||
|
||
(define %desktop-services
|
||
;; List of services typically useful for a "desktop" use case.
|
||
(cons* (slim-service)
|
||
|
||
;; Screen lockers are a pretty useful thing and these are small.
|
||
(screen-locker-service slock)
|
||
(screen-locker-service xlockmore "xlock")
|
||
|
||
;; Add udev rules for MTP devices so that non-root users can access
|
||
;; them.
|
||
(simple-service 'mtp udev-service-type (list libmtp))
|
||
|
||
;; The D-Bus clique.
|
||
(service network-manager-service-type)
|
||
(service wpa-supplicant-service-type) ;needed by NetworkManager
|
||
(avahi-service)
|
||
(udisks-service)
|
||
(upower-service)
|
||
(accountsservice-service)
|
||
(colord-service)
|
||
(geoclue-service)
|
||
(polkit-service)
|
||
(elogind-service)
|
||
(dbus-service)
|
||
|
||
(ntp-service)
|
||
|
||
%base-services))
|
||
|
||
;;; desktop.scm ends here
|