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gnu: gdm: Run dbus-daemon via a wrapper script.

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* gnu/packages/gnome.scm (gdm)[arguments]: Modify the pre-configure
phase so that GDM propagates the GDM_DBUS_DAEMON variable into the
session environment and uses its value to invoke dbus-daemon.
* gnu/services/xorg.scm (dbus-daemon-wrapper): New variable.
(<gdm-configuration>): Add 'dbus-daemon' field.
(gdm-shepherd-service): Set GDM_DBUS_DAEMON before invoking gdm.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
This commit is contained in:
Timothy Sample 2019-02-13 14:22:19 -05:00 committed by Ludovic Courtès
parent c9ff92b550
commit 1f564c1573
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2 changed files with 18 additions and 0 deletions
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3
gnu/packages/gnome.scm
View file

@ -5461,6 +5461,7 @@ (define-public gdm
(("DATADIR \"/gnome")
"\"/run/current-system/profile/share/gnome"))
(let ((propagate '("GDM_CUSTOM_CONF"
"GDM_DBUS_DAEMON"
"GDM_X_SERVER"
;; XXX: Remove this once GNOME Shell is
;; a dependency of GDM.
@ -5486,6 +5487,8 @@ (define-public gdm
(("\\(X_SERVER X_SERVER_ARG_FORMAT")
"(\"%s\" X_SERVER_ARG_FORMAT, g_getenv (\"GDM_X_SERVER\")"))
(substitute* '("daemon/gdm-x-session.c")
(("\"dbus-daemon\"")
"g_getenv (\"GDM_DBUS_DAEMON\")")
(("X_SERVER")
"g_getenv (\"GDM_X_SERVER\")"))
;; Use an absolute path for GNOME Session.

15
gnu/services/xorg.scm
View file

@ -29,6 +29,7 @@ (define-module (gnu services xorg)
#:use-module (gnu packages guile)
#:use-module (gnu packages xorg)
#:use-module (gnu packages gl)
#:use-module (gnu packages glib)
#:use-module (gnu packages display-managers)
#:use-module (gnu packages gnustep)
#:use-module (gnu packages gnome)
@ -623,12 +624,23 @@ (define %gdm-accounts
(home-directory "/var/lib/gdm")
(shell (file-append shadow "/sbin/nologin")))))
(define dbus-daemon-wrapper
(program-file "gdm-dbus-wrapper"
#~(begin
(setenv "XDG_CONFIG_DIRS"
"/run/current-system/profile/etc/xdg")
(setenv "XDG_DATA_DIRS"
"/run/current-system/profile/share")
(apply execl (string-append #$dbus "/bin/dbus-daemon")
(program-arguments)))))
(define-record-type* <gdm-configuration>
gdm-configuration make-gdm-configuration
gdm-configuration?
(gdm gdm-configuration-gdm (default gdm))
(allow-empty-passwords? gdm-configuration-allow-empty-passwords? (default #t))
(auto-login? gdm-configuration-auto-login? (default #f))
(dbus-daemon gdm-configuration-dbus-daemon (default dbus-daemon-wrapper))
(default-user gdm-configuration-default-user (default #f))
(x-server gdm-configuration-x-server
(default (xorg-wrapper))))
@ -696,6 +708,9 @@ (define (gdm-shepherd-service config)
(list (string-append
"GDM_CUSTOM_CONF="
#$(gdm-configuration-file config))
(string-append
"GDM_DBUS_DAEMON="
#$(gdm-configuration-dbus-daemon config))
(string-append
"GDM_X_SERVER="
#$(gdm-configuration-x-server config))