systemd-initrd: dbus

nixos/modules/services/system/dbus.nix

@@ -14,13 +14,17 @@ let
     serviceDirectories = cfg.packages;
   };
 
-  inherit (lib) mkOption mkIf mkMerge types;
+  inherit (lib) mkOption mkEnableOption mkIf mkMerge types;
 
 in
 
 {
   options = {
 
+    boot.initrd.systemd.dbus = {
+      enable = mkEnableOption (lib.mdDoc "dbus in stage 1") // { visible = false; };
+    };
+
     services.dbus = {
 
       enable = mkOption {
@@ -111,6 +115,21 @@ in
       ];
     }
 
+    (mkIf config.boot.initrd.systemd.dbus.enable {
+      boot.initrd.systemd = {
+        users.messagebus = { };
+        groups.messagebus = { };
+        contents."/etc/dbus-1".source = pkgs.makeDBusConf {
+          inherit (cfg) apparmor;
+          suidHelper = "/bin/false";
+          serviceDirectories = [ pkgs.dbus ];
+        };
+        packages = [ pkgs.dbus ];
+        storePaths = [ "${pkgs.dbus}/bin/dbus-daemon" ];
+        targets.sockets.wants = [ "dbus.socket" ];
+      };
+    })
+
     (mkIf (cfg.implementation == "dbus") {
       environment.systemPackages = [
         pkgs.dbus

nixos/modules/system/boot/networkd.nix

@@ -3155,6 +3155,9 @@ let
 
       systemd.package = pkgs.systemdStage1Network;
 
+      # For networkctl
+      systemd.dbus.enable = mkDefault true;
+
       systemd.additionalUpstreamUnits = [
         "systemd-networkd-wait-online.service"
         "systemd-networkd.service"