Introduce sysusers config file to create libvirtdbus user

Install a systemd sysusers config file to create libvirtdbus user.

Signed-off-by: Pavel Hrdina <[email protected]>

Author: phrdina

data/libvirt-dbus.sysusers.conf

@@ -0,0 +1 @@
+u libvirtdbus - 'Libvirt D-Bus bridge' - -

data/meson.build

@@ -12,5 +12,11 @@ install_data(
     install_dir: dbus_interfaces_dir,
 )
 
+install_data(
+    'libvirt-dbus.sysusers.conf',
+    install_dir: sysusersdir,
+    rename: [ 'libvirt-dbus.conf' ],
+)
+
 subdir('session')
 subdir('system')

libvirt-dbus.spec.in

@@ -38,19 +38,13 @@ This package provides D-Bus API for libvirt
 
 %build
 %meson \
-    -Dinit_script=systemd
+    -Dinit_script=systemd \
+    -Dsysusersdir=%{_sysusersdir}
 %meson_build
 
 %install
 %meson_install
 
-%pre
-getent group %{system_user} >/dev/null || groupadd -r %{system_user}
-getent passwd %{system_user} >/dev/null || \
-    useradd -r -g %{system_user} -d / -s /sbin/nologin \
-    -c "Libvirt D-Bus bridge" %{system_user}
-exit 0
-
 %post
 %systemd_post %{name}.service
 %systemd_user_post %{name}.service
@@ -74,6 +68,7 @@ exit 0
 %{_datadir}/dbus-1/system.d/org.libvirt.conf
 %{_datadir}/dbus-1/interfaces/org.libvirt.*.xml
 %{_datadir}/polkit-1/rules.d/libvirt-dbus.rules
+%{_sysusersdir}/libvirt-dbus.conf
 %{_mandir}/man8/libvirt-dbus.8*
 
 %changelog

meson.build

@@ -28,6 +28,11 @@ if init_script == 'systemd'
     systemd_system_unit_dir = systemd_base_unit_dir / 'system'
 endif
 
+sysusersdir = get_option('sysusersdir')
+if sysusersdir == ''
+    sysusersdir = prefix / 'lib' / 'sysusers.d'
+endif
+
 opt_dirs = [
     'dbus_interfaces',
     'dbus_services',

meson_options.txt

@@ -7,3 +7,4 @@ option('polkit_rules', type: 'string', value: 'polkit-1/rules.d', description: '
 option('system_user', type: 'string', value: 'libvirtdbus', description: 'username to run system instance as')
 option('unix_socket_group', type: 'string', value: 'libvirt', description: 'libvirt UNIX domain socket group')
 option('init_script', type: 'combo', choices: ['systemd', 'other', 'check'], value: 'check', description: 'Style of init script to install')
+option('sysusersdir', type: 'string', value: '', description: 'directory for sysusers files')