cm-rgb: init at 0.3.4

This is a set of utilities to control AMD Wraith Prism RGB LEDs.

pkgs/tools/system/cm-rgb/default.nix

@@ -0,0 +1,63 @@
+{ stdenv
+, buildPythonApplication
+, fetchFromGitHub
+, atk
+, gobject-introspection
+, wrapGAppsHook
+, click
+, hidapi
+, psutil
+, pygobject3
+}:
+
+buildPythonApplication rec {
+  pname = "cm-rgb";
+  version = "0.3.4";
+
+  src = fetchFromGitHub {
+    owner = "gfduszynski";
+    repo = pname;
+    rev = "v${version}";
+    sha256 = "04brldaa2zpvzkcg43i5hpbj03d1nqrgiplm5nh4shn12cif19ag";
+  };
+
+  nativeBuildInputs = [
+    atk
+
+    # Populate GI_TYPELIB_PATH
+    gobject-introspection
+    wrapGAppsHook
+  ];
+
+  propagatedBuildInputs = [
+    click
+    hidapi
+    psutil
+    pygobject3
+  ];
+
+  postInstall = ''
+    # Remove this line when/if this PR gets merged:
+    # https://github.com/gfduszynski/cm-rgb/pull/43 
+    install -m0755 scripts/cm-rgb-gui $out/bin/cm-rgb-gui
+
+    mkdir -p $out/etc/udev/rules.d
+    echo 'SUBSYSTEM=="usb", ATTR{idVendor}=="2516", ATTR{idProduct}=="0051", TAG+="uaccess"' \
+      > $out/etc/udev/rules.d/60-cm-rgb.rules
+  '';
+
+  meta = with stdenv.lib; {
+    description = "Control AMD Wraith Prism RGB LEDs";
+    longDescription = ''
+      cm-rgb controls AMD Wraith Prism RGB LEDS.
+
+      To permit non-root accounts to change use this utility on
+      NixOS, add this package to <literal>services.udev.packages</literal>
+      in <filename>configuration.nix</filename>.
+    '';
+    homepage = "https://github.com/gfduszynski/cm-rgb";
+    license = licenses.mit;
+    platforms = platforms.all;
+    maintainers = with maintainers; [ danieldk ];
+  };
+}

pkgs/top-level/all-packages.nix

@@ -16752,6 +16752,8 @@ in
 
   cifs-utils = callPackage ../os-specific/linux/cifs-utils { };
 
+  cm-rgb = python3Packages.callPackage ../tools/system/cm-rgb { };
+
   cpustat = callPackage ../os-specific/linux/cpustat { };
 
   cockroachdb = callPackage ../servers/sql/cockroachdb { };