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# 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")
      ./common.nix
      ./icewm.nix
    ];

  networking.hostName = "zinzin";
  networking.hostId = "304a68ef";

  boot.loader.systemd-boot.enable = true;
  boot.loader.efi.canTouchEfiVariables = true;

  boot.initrd.availableKernelModules = [ "xhci_pci" "nvme" "usb_storage" "sd_mod" ];
  boot.initrd.kernelModules = [ ];
  boot.kernelPackages = config.boot.zfs.package.latestCompatibleLinuxPackages;
  boot.kernelModules = [ "kvm-intel" ];
  boot.extraModulePackages = [ ];

  boot.initrd.luks.devices = {
    lukszfs = {
      device = "/dev/disk/by-uuid/f75e45a4-dc1e-4f38-b2d8-3336ec3790ef";
      allowDiscards = true;
    };
  };

  # ---- standard filesystems ----

  fileSystems."/boot" =
    { device = "/dev/disk/by-uuid/3BC8-460B";
      fsType = "vfat";
    };

  fileSystems."/home" =
    { device = "zinzin/nixos/home";
      fsType = "zfs";
      neededForBoot = true; # because contains password files used below
    };

  fileSystems."/nix" =
    { device = "zinzin/nixos/nix";
      fsType = "zfs";
    };

  swapDevices = [ ];

  # ---- tmpfs root filesystem with special persisted directory ----

  fileSystems."/" = {
    device = "none";
    fsType = "tmpfs";
    options = [ "defaults" "size=4G" "mode=755" ];
  };

  fileSystems."/persist" =
    { device = "zinzin/nixos/persist";
      fsType = "zfs";
      neededForBoot = true;  # because contains /var/log
    };

  environment.etc."machine-id".source = "/persist/etc/machine-id";

  fileSystems."/etc/NetworkManager/system-connections" =
    { device = "/persist/etc/NetworkManager/system-connections";
      fsType = "none";
      depends = [ "/persist" "/mnt-root/persist" ];
      options = [ "bind" ];
    };

  fileSystems."/var/log" =
    { device = "/persist/var/log";
      fsType = "none";
      depends = [ "/persist" "/mnt-root/persist" ];
      options = [ "bind" ];
    };

  # ---- immutable user config for tmpfs root ----

  users.mutableUsers = false;
  users.users.lx.passwordFile = "/home/lx/.password";

  # ----

  nixpkgs.hostPlatform = lib.mkDefault "x86_64-linux";
  powerManagement.cpuFreqGovernor = lib.mkDefault "powersave";
  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
}