Fix claiming DBus service name (rhbz#1428379)

lightdm.service

@@ -19,11 +19,16 @@ After=rc-local.service plymouth-start.service systemd-user-sessions.service live
 # We need DBus to be present.
 Requires=dbus.service
 
+# We need the DBus socket and user slice to be present.
+Wants=dbus.socket user.slice
+After=dbus.socket user.slice
+
 # LighDM takes responsibility for stopping plymouth, so if it fails
 # for any reason, make sure plymouth still stops.
 OnFailure=plymouth-quit.service
 
 [Service]
+Type=dbus
 ExecStart=/usr/sbin/lightdm
 Restart=always
 IgnoreSIGPIPE=no

lightdm.spec

@@ -7,7 +7,7 @@
 Name:		lightdm
 Summary:	A cross-desktop Display Manager
 Version:	1.25.1
-Release:	1%{?dist}
+Release:	2%{?dist}
 
 # library/bindings are LGPLv2 or LGPLv3, the rest GPLv3+
 License:	(LGPLv2 or LGPLv3) and GPLv3+
@@ -72,6 +72,7 @@ Requires:	%{name}-greeter = 1.2
 %{?systemd_requires}
 
 Requires(pre):	shadow-utils
+Requires(post):	psmisc
 
 # needed for anaconda to boot into runlevel 5 after install
 Provides:	service(graphical-login) = %{name}
@@ -220,6 +221,9 @@ exit 0
 
 
 %post
+if [ $1 = 1 ] ; then
+	%{_bindir}/killall -HUP dbus-daemon 2>&1 > /dev/null
+fi
 %{?systemd_post:%systemd_post %{name}.service}
 
 
@@ -322,6 +326,9 @@ exit 0
 
 
 %changelog
+* Fri Jan 19 2018 Björn Esser <besser82@fedoraproject.org> - 1.25.1-2
+- Fix claiming DBus service name (rhbz#1428379)
+
 * Thu Jan 18 2018 Björn Esser <besser82@fedoraproject.org> - 1.25.1-1
 - lightdm-1.25.1 (rhbz#1535730)