Merge pull request #30833 from poettering/hostnamed-varlink

hostnamed: add simple varlink interface

units/meson.build

@@ -321,6 +321,11 @@ units = [
           'conditions' : ['ENABLE_HOSTNAMED'],
           'symlinks' : ['dbus-org.freedesktop.hostname1.service'],
         },
+        {
+          'file' : 'systemd-hostnamed.socket',
+          'conditions' : ['ENABLE_HOSTNAMED'],
+          'symlinks' : ['sockets.target.wants/'],
+        },
         {
           'file' : 'systemd-hwdb-update.service.in',
           'conditions' : ['ENABLE_HWDB'],

units/systemd-hostnamed.socket

@@ -0,0 +1,19 @@
+#  SPDX-License-Identifier: LGPL-2.1-or-later
+#
+#  This file is part of systemd.
+#
+#  systemd is free software; you can redistribute it and/or modify it
+#  under the terms of the GNU Lesser General Public License as published by
+#  the Free Software Foundation; either version 2.1 of the License, or
+#  (at your option) any later version.
+
+[Unit]
+Description=Hostname Service Varlink Socket
+Documentation=man:systemd-hostnamed.service(8)
+Documentation=man:hostname(5)
+Documentation=man:machine-info(5)
+
+[Socket]
+ListenStream=/run/systemd/io.systemd.Hostname
+FileDescriptorName=varlink
+SocketMode=0666