nixos-config/hosts/nas/hardware-configuration.nix

#
# 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 = [ "xhci_pci" "ahci" "nvme" "usb_storage" "usbhid" "sd_mod" ];
  boot.initrd.kernelModules = [ "vfio_pci" "vfio" "vfio_iommu_type1" "vfio_virqfd" ];
  boot.initrd.secrets = {
    "/root/NASKeyfile" =
        /root/NASKeyfile;
  };
  boot.initrd.luks.devices = {
    NAS-RAID1 = {
      device = "/dev/disk/by-uuid/57e6446d-faca-4b67-9063-e8d9afb80088";
      keyFile = "/root/NASKeyfile";
    };
    NAS-RAID2 = {
      device = "/dev/disk/by-uuid/b9edc489-ac37-4b28-981d-442722df7ae2";
      keyFile = "/root/NASKeyfile";
    };
  };
  boot.kernelModules = [ "kvm-intel" ];
  boot.extraModulePackages = [ ];
  boot.tmpOnTmpfs = true;
  zramSwap.enable = true;

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

  services.snapper.configs = {
      home = {
        subvolume = "/home";
        extraConfig = ''
            TIMELINE_CREATE=yes
            TIMELINE_CLEANUP=yes
            TIMELINE_LIMIT_HOURLY="5"
            TIMELINE_LIMIT_DAILY="5"
            TIMELINE_LIMIT_WEEKLY="2"
            TIMELINE_LIMIT_MONTHLY="2"
            TIMELINE_LIMIT_YEARLY="0"
        '';
      };
      mars_home = {
        subvolume = "/mnt/Mars/Home";
        extraConfig = ''
            TIMELINE_CREATE=yes
            TIMELINE_CLEANUP=yes
            TIMELINE_LIMIT_HOURLY="5"
            TIMELINE_LIMIT_DAILY="5"
            TIMELINE_LIMIT_WEEKLY="2"
            TIMELINE_LIMIT_MONTHLY="2"
            TIMELINE_LIMIT_YEARLY="0"
        '';
      };
      pluto_backups = {
        subvolume = "/mnt/Pluto/Backups";
        extraConfig = ''
            TIMELINE_CREATE=yes
            TIMELINE_CLEANUP=yes
            TIMELINE_LIMIT_HOURLY="0"
            TIMELINE_LIMIT_DAILY="3"
            TIMELINE_LIMIT_WEEKLY="2"
            TIMELINE_LIMIT_MONTHLY="2"
            TIMELINE_LIMIT_YEARLY="0"
        '';
      };
      pluto_games = {
        subvolume = "/mnt/Pluto/Games";
        extraConfig = ''
            TIMELINE_CREATE=yes
            TIMELINE_CLEANUP=yes
            TIMELINE_LIMIT_HOURLY="0"
            TIMELINE_LIMIT_DAILY="5"
            TIMELINE_LIMIT_WEEKLY="2"
            TIMELINE_LIMIT_MONTHLY="2"
            TIMELINE_LIMIT_YEARLY="0"
        '';
      };
      pluto_it = {
        subvolume = "/mnt/Pluto/IT";
        extraConfig = ''
            TIMELINE_CREATE=yes
            TIMELINE_CLEANUP=yes
            TIMELINE_LIMIT_HOURLY="0"
            TIMELINE_LIMIT_DAILY="5"hm
            TIMELINE_LIMIT_WEEKLY="2"
            TIMELINE_LIMIT_MONTHLY="2"
            TIMELINE_LIMIT_YEARLY="0"
        '';
      };
      pluto_media = {
        subvolume = "/mnt/Pluto/Media";
        extraConfig = ''
            TIMELINE_CREATE=yes
            TIMELINE_CLEANUP=yes
            TIMELINE_LIMIT_HOURLY="0"
            TIMELINE_LIMIT_DAILY="5"
            TIMELINE_LIMIT_WEEKLY="2"
            TIMELINE_LIMIT_MONTHLY="2"
            TIMELINE_LIMIT_YEARLY="0"
        '';
      };
      pluto_pictures = {
        subvolume = "/mnt/Pluto/Pictures";
        extraConfig = ''
            TIMELINE_CREATE=yes
            TIMELINE_CLEANUP=yes
            TIMELINE_LIMIT_HOURLY="0"
            TIMELINE_LIMIT_DAILY="5"
            TIMELINE_LIMIT_WEEKLY="2"
            TIMELINE_LIMIT_MONTHLY="2"
            TIMELINE_LIMIT_YEARLY="0"
        '';
      };
      pluto_rest = {
        subvolume = "/mnt/Pluto/Rest";
        extraConfig = ''
            TIMELINE_CREATE=yes
            TIMELINE_CLEANUP=yes
            TIMELINE_LIMIT_HOURLY="0"
            TIMELINE_LIMIT_DAILY="5"
            TIMELINE_LIMIT_WEEKLY="2"
            TIMELINE_LIMIT_MONTHLY="2"
            TIMELINE_LIMIT_YEARLY="0"
        '';
      };
  };

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

  fileSystems."/mnt/Pluto" =
    { device = "/dev/disk/by-label/NAS-RAID";
      fsType = "btrfs";
      options = [ "compress=zstd,space_cache=v2,noatime,subvol=@" ];
    };

  fileSystems."/mnt/Pluto/.snapshots" =
    { device = "/dev/disk/by-label/NAS-RAID";
      fsType = "btrfs";
      options = [ "compress=zstd,space_cache=v2,noatime,subvol=@snapshots" ];
    };

  fileSystems."/mnt/Pluto/Backups/.snapshots" =
    { device = "/dev/disk/by-label/NAS-RAID";
      fsType = "btrfs";
      options = [ "compress=zstd,space_cache=v2,noatime,subvol=@snapshots/Backups" ];
    };

  fileSystems."/mnt/Pluto/Games/.snapshots" =
    { device = "/dev/disk/by-label/NAS-RAID";
      fsType = "btrfs";
      options = [ "compress=zstd,space_cache=v2,noatime,subvol=@snapshots/Games" ];
    };

  fileSystems."/mnt/Pluto/IT/.snapshots" =
    { device = "/dev/disk/by-label/NAS-RAID";
      fsType = "btrfs";
      options = [ "compress=zstd,space_cache=v2,noatime,subvol=@snapshots/IT" ];
    };

  fileSystems."/mnt/Pluto/Media/.snapshots" =
    { device = "/dev/disk/by-label/NAS-RAID";
      fsType = "btrfs";
      options = [ "compress=zstd,space_cache=v2,noatime,subvol=@snapshots/Media" ];
    };

  fileSystems."/mnt/Pluto/Pictures/.snapshots" =
    { device = "/dev/disk/by-label/NAS-RAID";
      fsType = "btrfs";
      options = [ "compress=zstd,space_cache=v2,noatime,subvol=@snapshots/Pictures" ];
    };

  fileSystems."/mnt/Pluto/Rest/.snapshots" =
    { device = "/dev/disk/by-label/NAS-RAID";
      fsType = "btrfs";
      options = [ "compress=zstd,space_cache=v2,noatime,subvol=@snapshots/Rest" ];
    };

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

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

  fileSystems."/boot" =
    { device = "/dev/disk/by-label/NIXBOOT";
      fsType = "vfat";
    };

  fileSystems."/export/Pluto" =
    { device = "/mnt/Pluto";
      options = [ "bind" ];
    };
 
  fileSystems."/export/Mars" =
    { device = "/mnt/Mars";
      options = [ "bind" ];
    };
 
  fileSystems."/export/Nix" =
    { device = "/nix";
      options = [ "bind" ];
    };
 

  swapDevices = [ ];
  
  networking = {
    useDHCP = false;                        # Deprecated
    hostName = "nas";
    domain = "home.opel-online.de";
    networkmanager = {
      enable = false;
    };
    interfaces = {
      enp0s31f6 = {
        useDHCP = true;                     # For versatility sake, manually edit IP on nm-applet.
#        ipv4.addresses = [ {
#            address = "45.142.114.153";
#            prefixLength = 24;
#        } ];
#        ipv6.addresses = [ {
#            address = "2a00:ccc1:101:19D::2";
#            prefixLength = 64;
#        } ];
      };
    };
#    defaultGateway = "45.142.114.1";
#    defaultGateway6 = {
#      address = "fe80::1";
#      interface = "ens18";
#    };
#
#    nameservers = [ "9.9.9.9" "2620:fe::fe" ];
  };
  hardware.cpu.intel.updateMicrocode = lib.mkDefault config.hardware.enableRedistributableFirmware;
  powerManagement = {
    cpuFreqGovernor = lib.mkDefault "powersave";
    powertop.enable = true;
    powerUpCommands = ''
      ${pkgs.hdparm}/sbin/hdparm -S 150 /dev/disk/by-uuid/57e6446d-faca-4b67-9063-e8d9afb80088
      ${pkgs.hdparm}/sbin/hdparm -S 150 /dev/disk/by-uuid/b9edc489-ac37-4b28-981d-442722df7ae2
    '';
  };
  
}