NixOS-Config/nixos/hosts/wheatley/configuration.nix

{
  lib,
  pkgs,
  inputs,
  outputs,
  config,
  modulesPath,
  ...
}: {
  imports = [
    # inputs.nixos-hardware.nixosModules.raspberry-pi-4
    (modulesPath + "/installer/sd-card/sd-image-aarch64.nix")

    ./hardware-configuration.nix

    # Import shared settings
    ../../shared
  ];

  nixpkgs.overlays = [
    (final: super: {
      makeModulesClosure = x:
        super.makeModulesClosure (x // {allowMissing = true;});
    })
  ];

  # Allow executing of anything on the system with a , eg: , python executes python from the nix store even if not in $PATH currently
  programs.command-not-found.enable = lib.mkForce false;
  programs.nix-index.enable = true;
  programs.nix-index-database.comma.enable = true;

  services.automatic-timezoned.enable = true;

  #Set up sops config, and configure where the keyfile is, then set the mode for the unencrypted keys
  sops.defaultSopsFile = ./secrets/sops.yaml;

  boot.kernelPackages = lib.mkForce pkgs.linuxPackages_latest;

  boot.initrd.kernelModules = ["vc4" "bcm2835_dma" "i2c_bcm2835" "cma=256M" "console=tty0"];

  sdImage.compressImage = false;

  home-manager = {
    extraSpecialArgs = {inherit inputs outputs;};
    users = {
      # Import your home-manager configuration
      lillian = import ../../../home-manager/hosts/wheatley;
    };
  };

  networking.hostName = "wheatley";

  services.openssh = {
    enable = true;
    # require public key authentication for better security
    settings.PasswordAuthentication = false;
    settings.KbdInteractiveAuthentication = false;
    settings.PermitRootLogin = "no";
  };

  # users.users = {
  #   ombi.extraGroups = ["radarr" "sonarr" "aria2"];
  # };
  # services.ombi = {
  #   enable = true;
  #   port = 2368;
  # };

  # users.users = {
  #   radarr.extraGroups = ["aria2"];
  #   sonarr.extraGroups = ["aria2"];
  # };

  # services = {
  #   #uses port 7878
  #   radarr.enable = true;
  #   #uses port 8989
  #   sonarr.enable = true;
  #   prowlarr.enable = true;
  # };

  sops.secrets."webdav-secret" = {
    mode = "0600";
    path = "/etc/davfs2/secrets";
  };

  services.davfs2.enable = true;
  systemd.mounts = [
    {
      enable = true;
      description = "Webdav mount point";
      after = ["network-online.target"];
      wants = ["network-online.target"];

      what = "https://nextcloud.gladtherescake.eu/remote.php/dav/files/GLaDTheresCake";
      where = "/home/jellyfinmediaplayer/nextcloud";
      options = "uid=1003,gid=100,file_mode=0664,dir_mode=2775";
      type = "davfs";
    }
  ];

  # #uses port 8096
  # services.jellyfin.enable = true;
  # users.groups.jellyfinmediaplayer = {};
  # users.users.jellyfinmediaplayer.group = "jellyfinmediaplayer";
  # users.users.jellyfin.extraGroups = ["jellyfinmediaplayer"];

  # # Add stremio kiosk on wayland :)
  # users.extraUsers.jellyfinmediaplayer.isNormalUser = true;
  # services.cage.user = "jellyfinmediaplayer";
  # services.cage.program = "${pkgs.jellyfin-media-player}/bin/jellyfinmediaplayer";
  # services.cage.enable = true;
  # services.cage.extraArguments = ["-f"];

  users.users.aria2.group = "aria2";
  users.groups.aria2 = {};
  users.users.aria2.isSystemUser = true;

  sops.secrets."rpcSecret".mode = "0440";
  sops.secrets."rpcSecret".owner = config.users.users.aria2.name;

  services.aria2 = {
    enable = true;
    settings = {
      dir = "/var/lib/media";
      rpc-listen-port = 6969;
    };
    rpcSecretFile = config.sops.secrets."rpcSecret".path;
  };

  environment.systemPackages = [
    # (pkgs.kodi.withPackages (kodiPkgs:
    #   with kodiPkgs; [
    #     steam-controller
    #     invidious
    #     netflix
    #     upnext
    #     sponsorblock
    #     sendtokodi
    #     jellyfin
    #   ]))
    pkgs.iptables
  ];

  sops.secrets."protonvpn-priv-key".mode = "0440";
  sops.secrets."protonvpn-priv-key".owner = config.users.users.root.name;
  sops.secrets."wg-private-key".mode = "0440";
  sops.secrets."wg-private-key".owner = config.users.users.root.name;

  networking.wireguard.enable = true;

  networking.wg-quick.interfaces = {
    #   # "wg0" is the network interface name. You can name the interface arbitrarily.
    #   wg0 = {
    #     autostart = true;
    #     # Determines the IP address and subnet of the server's end of the tunnel interface.
    #     address = ["10.2.0.2/32"];

    #     # The port that WireGuard listens to. Must be accessible by the client.
    #     listenPort = 51820;

    #     dns = ["10.2.0.1"];
    #     # Path to the private key file.
    #     #
    #     # Note: The private key can also be included inline via the privateKey option,
    #     # but this makes the private key world-readable; thus, using privateKeyFile is
    #     # recommended.
    #     privateKeyFile = config.sops.secrets."protonvpn-priv-key".path;

    #     peers = [
    #       # List of allowed peers.
    #       {
    #         # Feel free to give a meaning full name
    #         # Public key of the peer (not a file path).
    #         publicKey = "/i7jCNpcqVBUkY07gVlILN4nFdvZHmxvreAOgLGoZGg=";
    #         # List of IPs assigned to this peer within the tunnel subnet. Used to configure routing.
    #         allowedIPs = ["0.0.0.0/0"];
    #         endpoint = "146.70.86.114:51820";
    #       }
    #     ];
    #   };

    # wg public key for host: A02sO7uLdgflhPIRd0cbJONIaPP4z8HTxDkmX4NegFg=
    wg1 = {
      # Determines the IP address and subnet of the server's end of the tunnel interface.
      address = ["10.0.0.1/24" "fdc9:281f:04d7:9ee9::1/64"];

      # The port that WireGuard listens to. Must be accessible by the client.
      listenPort = 51821;

      # This allows the wireguard server to route your traffic to the internet and hence be like a VPN
      postUp = ''
        ${pkgs.iptables}/bin/iptables -A FORWARD -i wg0 -j ACCEPT
        ${pkgs.iptables}/bin/iptables -t nat -A POSTROUTING -s 10.0.0.1/24 -o eth0 -j MASQUERADE
        ${pkgs.iptables}/bin/ip6tables -A FORWARD -i wg0 -j ACCEPT
        ${pkgs.iptables}/bin/ip6tables -t nat -A POSTROUTING -s fdc9:281f:04d7:9ee9::1/64 -o eth0 -j MASQUERADE
      '';

      # Undo the above
      preDown = ''
        ${pkgs.iptables}/bin/iptables -D FORWARD -i wg0 -j ACCEPT
        ${pkgs.iptables}/bin/iptables -t nat -D POSTROUTING -s 10.0.0.1/24 -o eth0 -j MASQUERADE
        ${pkgs.iptables}/bin/ip6tables -D FORWARD -i wg0 -j ACCEPT
        ${pkgs.iptables}/bin/ip6tables -t nat -D POSTROUTING -s fdc9:281f:04d7:9ee9::1/64 -o eth0 -j MASQUERADE
      '';

      privateKeyFile = config.sops.secrets."wg-private-key".path;

      peers = [
        {
          #GLaDOS public key
          publicKey = "yieF2yQptaE3jStoaGytUnN+HLxyVhFBZIUOGUNAV38=";
          allowedIPs = ["10.0.0.2/32" "fdc9:281f:04d7:9ee9::2/128"];
        }
        {
          #EDI public key
          publicKey = "i4nDZbU+a2k5C20tFJRNPVE1vhYKJwhoqGHEdeC4704=";
          allowedIPs = ["10.0.0.3/32" "fdc9:281f:04d7:9ee9::3/128"];
        }
        {
          #Shodan public key
          publicKey = "Zah2nZDaHF8jpP5AtMA5bhE7t38fMB2UHzbXAc96/jw=";
          allowedIPs = ["10.0.0.4/32" "fdc9:281f:04d7:9ee9::4/128"];
        }
        {
          #ADA public key
          publicKey = "SHu7xxRVWuqp4U4uipMoITKrFPWZATGsJevUeqBSzWo=";
          allowedIPs = ["10.0.0.5/32" "fdc9:281f:04d7:9ee9::5/128"];
        }
      ];
    };
  };

  services.dnsmasq = {
    enable = true;
    settings = {
      interface = "wg1";
    };
  };

  boot.kernel.sysctl = {
    "net.ipv4.ip_forward" = 1;
    "net.ipv6.conf.all.forwarding" = 1;
  };

  # enable NAT
  networking.nat.enable = true;
  networking.nat.externalInterface = "end0";
  networking.nat.internalInterfaces = ["wg1"];
  networking.firewall = {
    enable = true;
    allowPing = false;
    allowedTCPPorts = [
      22 # SSH
      5349 # STUN tls
      5350 # STUN tls alt
      80 # http
      443 # https
      51821 # wg
      7878
      53 # dnsmasq
    ];
    allowedUDPPorts = [
      53 #dnsmasq
    ];
    allowedUDPPortRanges = [
      {
        from = 51820;
        to = 51822; # wg
      }
      {
        from = 49152;
        to = 49999;
      } # TURN relay
    ];
  };

  system.stateVersion = "25.05";
  nixpkgs.hostPlatform = lib.mkForce "aarch64-linux";
}