#
# Hardware settings for Teclast F5 10" Laptop
# NixOS @ sda2
#
# flake.nix
#  └─ ./hosts
#      └─ ./laptop
#          └─ hardware-configuration.nix *
#
# 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 + "/profiles/qemu-guest.nix")
  ];

  boot.initrd.availableKernelModules = ["ata_piix" "uhci_hcd" "virtio_pci" "virtio_scsi" "ahci" "sd_mod" "sr_mod"];
  boot.initrd.kernelModules = ["vfio_pci" "vfio" "vfio_iommu_type1"];
  boot.kernelModules = ["kvm-amd"];
  boot.extraModulePackages = [];
  boot.tmp.useTmpfs = false;
  boot.tmp.cleanOnBoot = true;
  zramSwap.enable = true;

  services.btrfs.autoScrub = {
    enable = true;
    interval = "monthly";
    fileSystems = [
      "/"
    ];
  };

  services.btrbk = {
    instances = {
      hf = {
        onCalendar = "hourly";
        settings = {
          incremental = "yes";
          snapshot_create = "ondemand";
          snapshot_dir = "@snapshots";
          timestamp_format = "long";

          snapshot_preserve = "2m 2w 5d 5h";
          snapshot_preserve_min = "latest";

          volume = {
            "/mnt/snapshots/root" = {
              snapshot_create = "always";
              subvolume = {
                "@" = {};
                "@home" = {};
                "@var" = {};
              };
            };
          };
        };
      };
    };
  };

  fileSystems."/" = {
    device = "/dev/disk/by-label/NIXROOT";
    fsType = "btrfs";
    options = ["compress=zstd,space_cache=v2,ssd,noatime,subvol=@,discard=async"];
  };

  fileSystems."/home" = {
    device = "/dev/disk/by-label/NIXROOT";
    fsType = "btrfs";
    options = ["compress=zstd,space_cache=v2,ssd,noatime,subvol=@home,discard=async"];
  };

  fileSystems."/srv" = {
    device = "/dev/disk/by-label/NIXROOT";
    fsType = "btrfs";
    options = ["compress=zstd,space_cache=v2,ssd,noatime,subvol=@srv,discard=async"];
  };

  fileSystems."/var" = {
    device = "/dev/disk/by-label/NIXROOT";
    fsType = "btrfs";
    options = ["space_cache=v2,ssd,noatime,subvol=@var,discard=async"];
  };

  fileSystems."/nix" = {
    device = "/dev/disk/by-label/NIXROOT";
    fsType = "btrfs";
    options = ["compress=zstd,space_cache=v2,ssd,noatime,subvol=@nix,discard=async"];
  };

  fileSystems."/swap" = {
    device = "/dev/disk/by-label/NIXROOT";
    fsType = "btrfs";
    options = ["compress=zstd,space_cache=v2,ssd,noatime,subvol=@swap,discard=async"];
  };

  fileSystems."/mnt/snapshots/root" = {
    device = "/dev/disk/by-label/NIXROOT";
    fsType = "btrfs";
    options = ["compress=zstd,space_cache=v2,ssd,noatime,subvolid=5,discard=async"];
  };

  #swapDevices = [ { device = "/swap/swapfile"; } ];
  swapDevices = [];

  networking = {
    useDHCP = false; # Deprecated
    hostName = "kabtop";
    domain = "kabtop.de";
    networkmanager = {
      enable = false;
    };
    firewall = {
      enable = true;
      allowedUDPPorts = [];
      allowedTCPPorts = [80 443];
    };
  };
  systemd.network = {
    enable = true;
    networks = {
      "10-lan" = {
        matchConfig.Name = "ens18";

        address = [
          "37.44.215.182/24"
          "2a13:7e80:0:ef::2/64"
        ];

        routes = [
          {Gateway = "37.44.215.1";}
          {Gateway = "fe80::1";}
        ];

        dns = [
          "9.9.9.9"
          "2620:fe::fe"
        ];
      };
    };
  };

  hardware.cpu.amd.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
}