nix: change names of hosts

hosts/nijika/configuration.nix

@@ -0,0 +1,27 @@
+{ config, lib, pkgs, ... }:
+
+{
+  imports = [
+    ./disko.nix
+    ./hardware-configuration.nix
+    ./specialisation.nix
+  ];
+
+  networking.hostName = "nijika";
+
+  hardware.graphics.enable = true;
+  environment.sessionVariables.LIBVA_DRIVER_NAME = "iHD";
+  hardware.graphics.extraPackages = with pkgs; [
+    intel-media-driver # For Broadwell (2014) or newer processors. LIBVA_DRIVER_NAME=iHD
+    libva-vdpau-driver # Previously vaapiVdpau
+    intel-compute-runtime # OpenCL filter support (hardware tonemapping and subtitle burn-in)
+    # OpenCL support for intel CPUs before 12th gen
+    # see: https://github.com/NixOS/nixpkgs/issues/356535
+#    intel-compute-runtime-legacy1 
+    vpl-gpu-rt # QSV on 11th gen or newer
+    intel-media-sdk # QSV up to 11th gen
+    intel-ocl # OpenCL support
+  ];
+
+  services.logind.lidSwitchExternalPower = "ignore";
+}

hosts/nijika/disko.nix

@@ -0,0 +1,104 @@
+{ ... }:
+
+{
+  disko.devices = {
+    disk = {
+      main = {
+        type = "disk";
+        device = "/dev/nvme0n1";
+        content = {
+          type = "gpt";
+          partitions = {
+            ESP = {
+              size = "512M";
+              type = "EF00";
+              content = {
+                type = "filesystem";
+                format = "vfat";
+                mountpoint = "/boot";
+                mountOptions = [ "umask=0077" ];
+              };
+            };
+            luks = {
+              size = "100%";
+              content = {
+                type = "luks";
+                name = "root";
+                passwordFile = "/tmp/secret.key";
+                settings = {
+                  allowDiscards = true;
+                };
+#                additionalKeyFiles = [ "/tmp/additionalSecret.key" ];
+                content = {
+                  type = "btrfs";
+                  extraArgs = [ "-f" ];
+                  subvolumes = {
+                    "/root" = {
+                      mountpoint = "/";
+                      mountOptions = [ "compress=zstd" "noatime" ];
+                    };
+                    "/home" = {
+                      mountpoint = "/home";
+                      mountOptions = [ "compress=zstd" "noatime" ];
+                    };
+                    "/nix" = {
+                      mountpoint = "/nix";
+                      mountOptions = [ "compress=zstd" "noatime" ];
+                    };
+                    "/swap" = {
+                      mountpoint = "/.swapvol";
+                      swap.swapfile.size = "1G";
+                    };
+                  };
+                };
+              };
+            };
+          };
+        };
+      };
+      media = {
+        type = "disk";
+        device = "/dev/sda";
+        content = {
+          type = "gpt";
+          partitions = {
+            luks = {
+              size = "100%";
+              content = {
+                type = "luks";
+                name = "media";
+                settings = {
+                  allowDiscards = true;
+                  fallbackToPassword = false;
+                  keyFile = "/sysroot/var/lib/disk-media.key";
+                };
+                content = {
+                  type = "btrfs";
+                  extraArgs = [ "-f" ];
+                  subvolumes = {
+                    "/media/shows" = {
+                      mountpoint = "/media/shows";
+                      mountOptions = [ "compress=zstd" "noatime" ];
+                    };
+                    "/media/movies" = {
+                      mountpoint = "/media/movies";
+                      mountOptions = [ "compress=zstd" "noatime" ];
+                    };
+                    "/media/music" = {
+                      mountpoint = "/media/music";
+                      mountOptions = [ "compress=zstd" "noatime" ];
+                    };
+                    "/media/books" = {
+                      mountpoint = "/media/books";
+                      mountOptions = [ "compress=zstd" "noatime" ];
+                    };
+                  };
+                };
+              };
+            };
+          };
+        };
+      };
+    };
+  };
+}

hosts/nijika/hardware-configuration.nix

@@ -0,0 +1,25 @@
+# Do not modify this file!  It was generated by ‘nixos-generate-config’
+# and may be overwritten by future invocations.  Please make changes
+# to /etc/nixos/configuration.nix instead.
+{ config, lib, pkgs, modulesPath, ... }:
+
+{
+  imports =
+    [ (modulesPath + "/installer/scan/not-detected.nix")
+    ];
+
+  boot.initrd.availableKernelModules = [ "xhci_pci" "nvme" "uas" "sd_mod" "rtsx_pci_sdmmc" ];
+  boot.initrd.kernelModules = [ ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  # Enables DHCP on each ethernet and wireless interface. In case of scripted networking
+  # (the default) this is the recommended approach. When using systemd-networkd it's
+  # still possible to use this option, but it's recommended to use it in conjunction
+  # with explicit per-interface declarations with `networking.interfaces.<interface>.useDHCP`.
+  networking.useDHCP = lib.mkDefault true;
+  # networking.interfaces.wlp0s20f3.useDHCP = lib.mkDefault true;
+
+  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+}

hosts/nijika/specialisation.nix

@@ -0,0 +1,18 @@
+{ ... }:
+
+{
+  specialisation.desktop = {
+    inheritParentConfig = true;
+    configuration = {
+      imports = [
+        ../../modules/applications/default.nix
+        ../../modules/browser/firefox.nix
+        ../../modules/games/linux.nix
+
+        ../../modules/desktop/default.nix
+        ../../modules/desktop/de/hyprland.nix
+        ../../modules/desktop/login/autologin.nix
+      ];
+    };
+  };
+}