Add disko

hosts/rainbow/default.nix

@@ -0,0 +1,85 @@
+# 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,
+  ...
+}:
+let
+  btrfs_options = [
+    "compress=zstd:3"
+    "noatime"
+    "x-systemd.device-timeout=0"
+  ];
+  btrfs_ssd = [
+    "ssd"
+    "discard=async"
+  ];
+in
+{
+  imports = [ (modulesPath + "/installer/scan/not-detected.nix") ];
+
+  boot.initrd.availableKernelModules = [
+    "xhci_pci"
+    "ahci"
+    "usb_storage"
+    "usbhid"
+    "sd_mod"
+  ];
+  boot.initrd.kernelModules = [ "i915" ];
+  boot.kernelModules = [ "kvm-intel" ];
+  boot.extraModulePackages = [ ];
+
+  fileSystems."/" = {
+    device = "/dev/disk/by-label/BTRFS_ROOT";
+    fsType = "btrfs";
+    options = [ "subvol=@nixos" ] ++ btrfs_options ++ btrfs_ssd;
+  };
+
+  boot.initrd.luks.devices = {
+    "main" = {
+      bypassWorkqueues = true;
+      device = "/dev/disk/by-label/CRYPT_ROOT";
+    };
+  };
+
+  fileSystems."/home" = {
+    device = "/dev/disk/by-label/BTRFS_ROOT";
+    fsType = "btrfs";
+    options = [ "subvol=@home" ] ++ btrfs_options ++ btrfs_ssd;
+  };
+
+  boot.loader.efi.efiSysMountPoint = "/boot/efi";
+  fileSystems."/boot/efi" = {
+    device = "/dev/disk/by-uuid/DC3B-5753";
+    fsType = "vfat";
+  };
+
+  fileSystems."/swap" = {
+    device = "/dev/disk/by-label/BTRFS_ROOT";
+    fsType = "btrfs";
+    options = [ "subvol=@swap" ] ++ btrfs_ssd;
+  };
+
+  swapDevices = [
+    {
+      device = "/swap/swapfile";
+      size = (1024 * 8);
+    }
+  ];
+
+  # 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.enp1s0.useDHCP = lib.mkDefault true;
+
+  powerManagement.cpuFreqGovernor = lib.mkDefault "ondemand";
+  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
+
+  networking.hostName = "rainbow"; # Define your hostname.
+}