1 files changed, 80 insertions, 0 deletions
diff --git a/pkgs/tools/system/lact/default.nix b/pkgs/tools/system/lact/default.nix
new file mode 100644
index 0000000000000..7f50718c8ba69
--- /dev/null
+++ b/pkgs/tools/system/lact/default.nix
@@ -0,0 +1,80 @@
+{ lib
+, rustPlatform
+, fetchFromGitHub
+, pkg-config
+, wrapGAppsHook
+, gdk-pixbuf
+, gtk4
+, libdrm
+, vulkan-loader
+, coreutils
+, hwdata
+}:
+
+rustPlatform.buildRustPackage rec {
+  pname = "lact";
+  version = "0.4.3";
+
+  src = fetchFromGitHub {
+    owner = "ilya-zlobintsev";
+    repo = "LACT";
+    rev = "v${version}";
+    hash = "sha256-zSQqR5AxdqcSwgapSwXYn/36F6SQna8+RS6UTQJySrg=";
+  };
+
+  cargoHash = "sha256-DDBYfafLg2fH+HsC5VZzVyRCyVSwcMydUGBe7NQRwEk=";
+
+  nativeBuildInputs = [
+    pkg-config
+    wrapGAppsHook
+  ];
+
+  buildInputs = [
+    gdk-pixbuf
+    gtk4
+    libdrm
+    vulkan-loader
+  ];
+
+  checkFlags = [
+    # tries and fails to initialize gtk
+    "--skip=app::root_stack::thermals_page::fan_curve_frame::tests::set_get_curve"
+  ];
+
+  postPatch = ''
+    substituteInPlace lact-daemon/src/server/system.rs \
+      --replace 'Command::new("uname")' 'Command::new("${coreutils}/bin/uname")'
+
+    substituteInPlace res/lactd.service \
+      --replace ExecStart={lact,$out/bin/lact}
+
+    substituteInPlace res/io.github.lact-linux.desktop \
+      --replace Exec={lact,$out/bin/lact}
+
+    pushd $cargoDepsCopy/pciid-parser
+    oldHash=$(sha256sum src/lib.rs | cut -d " " -f 1)
+    sed 's|@hwdata@|${hwdata}|g' < ${./pci-ids.patch} | patch -p1
+    substituteInPlace .cargo-checksum.json \
+      --replace $oldHash $(sha256sum src/lib.rs | cut -d " " -f 1)
+    popd
+  '';
+
+  postInstall = ''
+    install -Dm444 res/lactd.service -t $out/lib/systemd/system
+    install -Dm444 res/io.github.lact-linux.desktop -t $out/share/applications
+    install -Dm444 res/io.github.lact-linux.png -t $out/share/pixmaps
+  '';
+
+  postFixup = ''
+    patchelf $out/bin/.lact-wrapped \
+      --add-rpath ${lib.makeLibraryPath [ vulkan-loader ]}
+  '';
+
+  meta = with lib; {
+    description = "Linux AMDGPU Controller";
+    homepage = "https://github.com/ilya-zlobintsev/LACT";
+    license = licenses.mit;
+    maintainers = with maintainers; [ figsoda ];
+    platforms = platforms.linux;
+  };
+}