1 files changed, 65 insertions, 0 deletions
diff --git a/nixpkgs/nixos/modules/services/misc/packagekit.nix b/nixpkgs/nixos/modules/services/misc/packagekit.nix
new file mode 100644
index 00000000000..325c4e84e0d
--- /dev/null
+++ b/nixpkgs/nixos/modules/services/misc/packagekit.nix
@@ -0,0 +1,65 @@
+{ config, lib, pkgs, ... }:
+
+with lib;
+
+let
+
+  cfg = config.services.packagekit;
+
+  packagekitConf = ''
+    [Daemon]
+    DefaultBackend=${cfg.backend}
+    KeepCache=false
+  '';
+
+  vendorConf = ''
+    [PackagesNotFound]
+    DefaultUrl=https://github.com/NixOS/nixpkgs
+    CodecUrl=https://github.com/NixOS/nixpkgs
+    HardwareUrl=https://github.com/NixOS/nixpkgs
+    FontUrl=https://github.com/NixOS/nixpkgs
+    MimeUrl=https://github.com/NixOS/nixpkgs
+  '';
+
+in
+
+{
+
+  options = {
+
+    services.packagekit = {
+      enable = mkEnableOption
+        ''
+          PackageKit provides a cross-platform D-Bus abstraction layer for
+          installing software. Software utilizing PackageKit can install
+          software regardless of the package manager.
+        '';
+
+      # TODO: integrate with PolicyKit if the nix backend matures to the point
+      # where it will require elevated permissions
+      backend = mkOption {
+        type = types.enum [ "test_nop" ];
+        default = "test_nop";
+        description = ''
+          PackageKit supports multiple different backends and <literal>auto</literal> which
+          should do the right thing.
+          </para>
+          <para>
+          On NixOS however, we do not have a backend compatible with nix 2.0
+          (refer to <link xlink:href="https://github.com/NixOS/nix/issues/233">this issue</link> so we have to force
+          it to <literal>test_nop</literal> for now.
+        '';
+      };
+    };
+  };
+
+  config = mkIf cfg.enable {
+
+    services.dbus.packages = with pkgs; [ packagekit ];
+
+    systemd.packages = with pkgs; [ packagekit ];
+
+    environment.etc."PackageKit/PackageKit.conf".text = packagekitConf;
+    environment.etc."PackageKit/Vendor.conf".text = vendorConf;
+  };
+}