From 935644c01ade149f33e1eeea9ed8647f229aa4d6 Mon Sep 17 00:00:00 2001 From: David Craven Date: Wed, 20 Jul 2016 13:17:48 +0200 Subject: services: Add sddm service. * gnu/services/sddm.scm: New file. * gnu/local.mk (GNU_SYSTEM_MODULES): Add it. * doc/guix.texi (@deftp, @deffn): Add documentation. --- doc/guix.texi | 103 ++++++++++++++++ gnu/local.mk | 1 + gnu/services/sddm.scm | 318 ++++++++++++++++++++++++++++++++++++++++++++++++++ 3 files changed, 422 insertions(+) create mode 100644 gnu/services/sddm.scm diff --git a/doc/guix.texi b/doc/guix.texi index 2abb7b231a..59bc5d8ee0 100644 --- a/doc/guix.texi +++ b/doc/guix.texi @@ -8226,6 +8226,109 @@ Xorg---is provided by the @code{(gnu services xorg)} module. Note that there is no @code{xorg-service} procedure. Instead, the X server is started by the @dfn{login manager}, currently SLiM. +@deftp {Data Type} sddm-configuration +This is the data type representing the sddm service configuration. + +@table @asis +@item @code{display-server} (default: "x11") +Select display server to use for the greeter. Valid values are "x11" +or "wayland". + +@item @code{numlock} (default: "on") +Valid values are "on", "off" or "none". + +@item @code{halt-command} (default @code{#~(string-apppend #$shepherd "/sbin/halt")}) +Command to run when halting. + +@item @code{reboot-command} (default @code{#~(string-append #$shepherd "/sbin/reboot")}) +Command to run when rebooting. + +@item @code{theme} (default "maldives") +Theme to use. Default themes provided by SDDM are "elarun" or "maldives". + +@item @code{themes-directory} (default "/run/current-system/profile/share/sddm/themes") +Directory to look for themes. + +@item @code{faces-directory} (default "/run/current-system/profile/share/sddm/faces") +Directory to look for faces. + +@item @code{default-path} (default "/run/current-system/profile/bin") +Default PATH to use. + +@item @code{minimum-uid} (default 1000) +Minimum UID to display in SDDM. + +@item @code{maximum-uid} (default 2000) +Maximum UID to display in SDDM + +@item @code{remember-last-user?} (default #t) +Remember last user. + +@item @code{remember-last-session?} (default #t) +Remember last session. + +@item @code{hide-users} (default "") +Usernames to hide from SDDM greeter. + +@item @code{hide-shells} (default @code{#~(string-append #$shadow "/sbin/nologin")}) +Users with shells listed will be hidden from the SDDM greeter. + +@item @code{session-command} (default @code{#~(string-append #$sddm "/share/sddm/scripts/wayland-session")}) +Script to run before starting a wayland session. + +@item @code{sessions-directory} (default "/run/current-system/profile/share/wayland-sessions") +Directory to look for desktop files starting wayland sessions. + +@item @code{xorg-server-path} (default @code{xorg-start-command}) +Path to xorg-server. + +@item @code{xauth-path} (default @code{#~(string-append #$xauth "/bin/xauth")}) +Path to xauth. + +@item @code{xephyr-path} (default @code{#~(string-append #$xorg-server "/bin/Xephyr")}) +Path to Xephyr. + +@item @code{xdisplay-start} (default @code{#~(string-append #$sddm "/share/sddm/scripts/Xsetup")}) +Script to run after starting xorg-server. + +@item @code{xdisplay-stop} (default @code{#~(string-append #$sddm "/share/sddm/scripts/Xstop")}) +Script to run before stopping xorg-server. + +@item @code{xsession-command} (default: @code{xinitr }) +Script to run before starting a X session. + +@item @code{xsessions-directory} (default: "/run/current-system/profile/share/xsessions") +Directory to look for desktop files starting X sessions. + +@item @code{minimum-vt} (default: 7) +Minimum VT to use. + +@item @code{xserver-arguments} (default "-nolisten tcp") +Arguments to pass to xorg-server. + +@item @code{auto-login-user} (default "") +User to use for auto-login. + +@item @code{auto-login-session} (default "") +Desktop file to use for auto-login. + +@item @code{relogin?} (default #f) +Relogin after logout. + +@end table +@end deftp + +@deffn {Scheme Procedure} sddm-service config +Return a service that spawns the SDDM graphical login manager for config of +type @code{}. + +@example + (sddm-service (sddm-configuration + (auto-login-user "Alice") + (auto-login-session "xfce.desktop"))) +@end example +@end deffn + @deffn {Scheme Procedure} slim-service [#:allow-empty-passwords? #f] @ [#:auto-login? #f] [#:default-user ""] [#:startx] @ [#:theme @var{%default-slim-theme}] @ diff --git a/gnu/local.mk b/gnu/local.mk index 50363ef026..0a9b831aa1 100644 --- a/gnu/local.mk +++ b/gnu/local.mk @@ -391,6 +391,7 @@ GNU_SYSTEM_MODULES = \ %D%/services/networking.scm \ %D%/services/shepherd.scm \ %D%/services/herd.scm \ + %D%/services/sddm.scm \ %D%/services/spice.scm \ %D%/services/ssh.scm \ %D%/services/web.scm \ diff --git a/gnu/services/sddm.scm b/gnu/services/sddm.scm new file mode 100644 index 0000000000..ab6672b0e5 --- /dev/null +++ b/gnu/services/sddm.scm @@ -0,0 +1,318 @@ +;;; GNU Guix --- Functional package management for GNU +;;; Copyright © 2016 David Craven +;;; +;;; 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 . + +(define-module (gnu services sddm) + #:use-module (gnu packages admin) + #:use-module (gnu packages display-managers) + #:use-module (gnu packages freedesktop) + #:use-module (gnu packages xorg) + #:use-module (gnu services) + #:use-module (gnu services shepherd) + #:use-module (gnu services xorg) + #:use-module (gnu system pam) + #:use-module (gnu system shadow) + #:use-module (guix gexp) + #:use-module (guix records) + #:export (sddm-configuration + sddm-confiugration? + sddm-service-type + sddm-service)) + +(define-record-type* + sddm-configuration make-sddm-configuration + sddm-configuration? + (sddm sddm-configuration-sddm + (default sddm)) + + ;; [General] + ;; valid values are x11 and wayland + ;; currently doesn't do anything is enabled by wayland greeter PR + (display-server sddm-configuration-display-server + (default "x11")) + ;; valid values are on, off or none + (numlock sddm-configuration-numlock + (default "on")) + (halt-command sddm-configuration-halt-command + (default #~(string-append #$shepherd "/sbin/halt"))) + (reboot-command sddm-configuration-reboot-command + (default #~(string-append #$shepherd "/sbin/reboot"))) + + ;; [Theme] + ;; valid values are elarun or maldives + (theme sddm-configuration-theme + (default "maldives")) + (themes-directory sddm-configuration-themes-directory + (default "/run/current-system/profile/share/sddm/themes")) + (faces-directory sddm-configuration-faces-directory + (default "/run/current-system/profile/share/sddm/faces")) + + ;; [Users] + (default-path sddm-configuration-default-path + (default "/run/current-system/profile/bin")) + (minimum-uid sddm-configuration-minimum-uid + (default 1000)) + (maximum-uid sddm-configuration-maximum-uid + (default 2000)) + (remember-last-user? sddm-configuration-remember-last-user? + (default #t)) + (remember-last-session? sddm-configuration-remember-last-session? + (default #t)) + (hide-users sddm-configuration-hide-users + (default "")) + (hide-shells sddm-configuration-hide-shells + (default #~(string-append #$shadow "/sbin/nologin"))) + + ;; [Wayland] + (session-command sddm-configuration-session-command + (default #~(string-append #$sddm "/share/sddm/scripts/wayland-session"))) + (sessions-directory sddm-configuration-sessions-directory + (default "/run/current-system/profile/share/wayland-sessions")) + ;; [X11] + (xorg-server-path sddm-configuration-xorg-server-path + (default (xorg-start-command))) + (xauth-path sddm-configuration-xauth-path + (default #~(string-append #$xauth "/bin/xauth"))) + (xephyr-path sddm-configuration-xephyr-path + (default #~(string-append #$xorg-server "/bin/Xephyr"))) + (xdisplay-start sddm-configuration-xdisplay-start + (default #~(string-append #$sddm "/share/sddm/scripts/Xsetup"))) + (xdisplay-stop sddm-configuration-xdisplay-stop + (default #~(string-append #$sddm "/share/sddm/scripts/Xstop"))) + (xsession-command sddm-configuration-xsession-command + (default (xinitrc))) + (xsessions-directory sddm-configuration-xsessions-directory + (default "/run/current-system/profile/share/xsessions")) + (minimum-vt sddm-configuration-minimum-vt + (default 7)) + (xserver-arguments sddm-configuration-xserver-arguments + (default "-nolisten tcp")) + + ;; [Autologin] + (auto-login-user sddm-configuration-auto-login-user + (default "")) + ;; valid values are xfce.desktop gnome.desktop weston.desktop hawaii.desktop + (auto-login-session sddm-configuration-auto-login-session + (default "")) + (relogin? sddm-configuration-relogin? + (default #f))) + +(define (sddm-configuration-file config) + (mixed-text-file "sddm.conf" " +[General] +DisplayServer=" (sddm-configuration-display-server config) " +Numlock=" (sddm-configuration-numlock config) " +HaltCommand=" (sddm-configuration-halt-command config) " +RebootCommand=" (sddm-configuration-reboot-command config) " + +[Users] +DefaultPath=" (sddm-configuration-default-path config) " +MinimumUid=" (number->string (sddm-configuration-minimum-uid config))" +MaximumUid=" (number->string (sddm-configuration-maximum-uid config))" +RememberLastUser=" (if (sddm-configuration-remember-last-user? config) + "true" "false") " +RememberLastSession=" (if (sddm-configuration-remember-last-session? config) + "true" "false") " +HideUsers=" (sddm-configuration-hide-users config) " +Hideshells=" (sddm-configuration-hide-shells config) " + +[Theme] +Current=" (sddm-configuration-theme config) " +ThemeDir=" (sddm-configuration-themes-directory config) " +FacesDir=" (sddm-configuration-faces-directory config) " + +[Wayland] +SessionCommand=" (sddm-configuration-session-command config) " +SessionDir=" (sddm-configuration-sessions-directory config) " + +[X11] +ServerPath=" (sddm-configuration-xorg-server-path config) " +XauthPath=" (sddm-configuration-xauth-path config) " +XephyrPath=" (sddm-configuration-xephyr-path config) " +DisplayCommand=" (sddm-configuration-xdisplay-start config) " +DisplayStopCommand=" (sddm-configuration-xdisplay-stop config) " +SessionCommand=" (sddm-configuration-xsession-command config) " +SessionDir=" (sddm-configuration-xsessions-directory config) " +MinimumVT=" (number->string (sddm-configuration-minimum-vt config)) " +ServerArguments=" (sddm-configuration-xserver-arguments config) " + +[Autologin] +User=" (sddm-configuration-auto-login-user config) " +Session=" (sddm-configuration-auto-login-session config) " +Relogin=" (if (sddm-configuration-relogin? config) + "true" "false") " +")) + +(define (sddm-shepherd-service config) + "Return a for sddm with CONFIG." + + (define sddm-command + #~(list (string-append #$(sddm-configuration-sddm config) "/bin/sddm"))) + + (list (shepherd-service + (documentation "SDDM display manager.") + (requirement '(user-processes)) + (provision '(display-manager)) + (start #~(make-forkexec-constructor #$sddm-command)) + (stop #~(make-kill-destructor))))) + +(define (sddm-etc-service config) + (list `("sddm.conf" ,(sddm-configuration-file config)))) + +(define (sddm-pam-service) + "Return a PAM service for @command{sddm}." + (pam-service + (name "sddm") + (auth + (list + (pam-entry + (control "requisite") + (module "pam_nologin.so")) + (pam-entry + (control "required") + (module "pam_env.so")) + (pam-entry + (control "required") + (module "pam_succeed_if.so") + (arguments (list "uid >= 1000" "quiet"))) + ;; should be factored out into system-auth + (pam-entry + (control "required") + (module "pam_unix.so")))) + (account + (list + ;; should be factored out into system-account + (pam-entry + (control "required") + (module "pam_unix.so")))) + (password + (list + ;; should be factored out into system-password + (pam-entry + (control "required") + (module "pam_unix.so") + (arguments (list "sha512" "shadow" "try_first_pass"))))) + (session + (list + ;; lfs has a required pam_limits.so + ;; should be factored out into system-session + (pam-entry + (control "required") + (module "pam_unix.so")))))) + +(define (sddm-greeter-pam-service) + "Return a PAM service for @command{sddm-greeter}." + (pam-service + (name "sddm-greeter") + (auth + (list + ;; Load environment form /etc/environment and ~/.pam_environment + (pam-entry + (control "required") + (module "pam_env.so")) + ;; Always let the greeter start without authentication + (pam-entry + (control "required") + (module "pam_permit.so")))) + (account + (list + ;; No action required for account management + (pam-entry + (control "required") + (module "pam_permit.so")))) + (password + (list + ;; Can't change password + (pam-entry + (control "required") + (module "pam_deny.so")))) + (session + (list + ;; Setup session + (pam-entry + (control "required") + (module "pam_unix.so")))))) + +(define (sddm-autologin-pam-service) + "Return a PAM service for @command{sddm-autologin}" + (pam-service + (name "sddm-autologin") + (auth + (list + (pam-entry + (control "requisite") + (module "pam_nologin.so")) + (pam-entry + (control "required") + (module "pam_succeed_if.so") + (arguments (list "uid >= 1000" "quiet"))) + (pam-entry + (control "required") + (module "pam_permit.so")))) + (account + (list + (pam-entry + (control "include") + (module "sddm")))) + (password + (list + (pam-entry + (control "required") + (module "pam_deny.so")))) + (session + (list + (pam-entry + (control "include") + (module "sddm")))))) + +(define (sddm-pam-services config) + (list (sddm-pam-service) + (sddm-greeter-pam-service) + (sddm-autologin-pam-service))) + +(define %sddm-accounts + (list (user-group (name "sddm") (system? #t)) + (user-account + (name "sddm") + (group "sddm") + (system? #t) + (comment "SDDM user") + (home-directory "/var/lib/sddm") + (shell #~(string-append #$shadow "/sbin/nologin"))))) + +;; Add default themes to profile +(define sddm-profile-service + (compose list sddm-configuration-sddm)) + +(define sddm-service-type + (service-type (name 'sddm) + (extensions + (list (service-extension shepherd-root-service-type + sddm-shepherd-service) + (service-extension etc-service-type + sddm-etc-service) + (service-extension pam-root-service-type + sddm-pam-services) + (service-extension account-service-type + (const %sddm-accounts)) + (service-extension profile-service-type + sddm-profile-service))))) + +(define* (sddm-service #:optional (config (sddm-configuration))) + "Run the @uref{https://github.com/sddm/sddm,SSDM display manager} +with the given @var{config}, a @code{} object." + (service sddm-service-type config)) -- cgit v1.2.3