virtiofsd: Implement

modules/services/greetd/default.nix

@@ -0,0 +1,53 @@
+{ lib, config, ... }:
+
+let
+  cfg = config.ptw.services.greetd;
+in {
+  options.ptw.services.greetd = {
+    enable = lib.mkEnableOption "Enable greetd with gtkgreet";
+    swayExtra = lib.mkOption {
+      description = "Extra options to include in the sway config";
+      default = "";
+    };
+  };
+
+  config = lib.mkIf cfg.enable {
+    users.users.greeter = {
+      isSystemUser = lib.mkForce false;
+      isNormalUser = true;
+      createHome = true;
+      uid = 992;
+    };
+
+    services = {
+      greetd = {
+        enable = true;
+        restart = true;
+        settings = {
+          default_session = let
+            swayConfig = pkgs.writeText "login-sway-config" ''
+              exec ${pkgs.greetd.gtkgreet}/bin/gtkgreet -l; ${pkgs.sway}/bin/swaymsg exit;
+
+              bindsym Mod4+shift+e exec swaynag \
+                 -t warning \
+                 -m 'What do you want to do?' \
+                 -b 'Poweroff' 'systemctl poweroff' \
+                 -b 'Reboot' 'systemctl reboot'
+
+              input "*" {
+                xkb_layout de
+              }
+
+              ${cfg.swayExtra}
+
+              include /etc/sway/config.d/*
+            '';
+          in {
+            command = "${pkgs.sway}/bin/sway --config ${swayConfig}";
+            user = "greeter";
+          };
+        };
+      };
+    };
+  };
+}