melodypond/platforms/melodypond.nix

{pkgs, lib, modulesPath, ...}:
{
  imports = [
      "${modulesPath}/installer/sd-card/sd-image-aarch64.nix"
  ];
  nixpkgs.hostPlatform.system = "aarch64-linux";
  sdImage.imageName = "orange.img";

  boot.loader.raspberryPi.version = 4;
  boot.supportedFilesystems = lib.mkForce [ "btrfs" "cifs" "f2fs" "jfs" "ntfs" "reiserfs" "vfat" "xfs" ];

  hardware.raspberry-pi."4" = {
    fkms-3d.enable = true;
    apply-overlays-dtmerge.enable = true;
    audio.enable = false;
  };

  boot.blacklistedKernelModules = [ "snd_bcm2835" ];

  console.enable = false;
  environment.systemPackages = with pkgs; [
    libraspberrypi
    raspberrypi-eeprom
  ];

  networking.hostName = "melodypond";

  networking.interfaces.wlan0 = {
    useDHCP = false;
    ipv4.addresses = [{
      address = "192.168.24.1";
      prefixLength = 24;
    }];
  };

  services.hostapd = {
    enable = true;
    interface = "wlan0";
    ssid = "mmelodies";
    wpaPassphrase = "myPhyzzySounds";
    extraConfig = ''
      ignore_broadcast_ssid=0
    '';
  };

  services.dnsmasq = {
    enable = true;
    resolveLocalQueries = false;
    settings = {
      bind-interfaces = true;
      expand-hosts = true;
      no-hosts = true;
      local = "/lan/";
      domain = "lan";
      interface = [ "wlan0" ];
      dhcp-range = [ "192.168.24.100,192.168.24.200" ];
      dhcp-option= "6,0.0.0.0";
      host-record = "melodypond,melodypond.lan,192.168.24.1";
    };
  };

  networking.firewall.allowedUDPPorts = [ 53 67 ];
}