Added a module to flake

.gitignore

@@ -13,3 +13,4 @@ faup1090
 package-wheezy
 oneoff/convert_benchmark
 oneoff/decode_comm_b
+result

default.nix

@@ -36,7 +36,7 @@ stdenv.mkDerivation rec {
 
     mkdir -p $out/bin $out/share
     cp -v dump1090 $out/bin/dump1090-afg
-    cp -vr public_html $out/share/dump1090
+    cp -vr public_html $out/share/dump1090-afg
 
     runHook postInstall
   '';

flake.nix

@@ -33,5 +33,10 @@
         aarch64-linux.default = nixpkgs.legacyPackages.aarch64-linux.callPackage ./default.nix { };
         armv6l-linux.default = nixpkgs.legacyPackages.armv6l-linux.callPackage ./default.nix { };
       };
+
+      nixosModules.default = { config, pkgs, ... }: {
+        imports = [ ./module.nix ];
+        _module.args.dump1090afg = self.packages;
+      };
     };
 }

module.nix

@@ -0,0 +1,67 @@
+{ lib, config, pkgs, dump1090afg, ... }:
+with lib;
+let
+  # Shorter name to access final settings a 
+  # user of hello.nix module HAS ACTUALLY SET.
+  # cfg is a typical convention.
+  cfg = config.services.dump1090afg;
+in
+{
+
+  options.services.dump1090afg = {
+    enable = mkEnableOption "dump1090afg service";
+    package = mkOption {
+      default = dump1090afg.x86_64-linux.cross-armv6l-linux;
+      type = types.package;
+    };
+    user = mkOption {
+      type = types.str;
+      default = "afg";
+    };
+    domain = mkOption {
+      type = types.str;
+      default = "localhost";
+    };
+    enableSSL = mkEnableOption "use let's encrypt SSL certs for dump1090afg";
+  };
+
+
+  config = mkIf cfg.enable {
+    # List packages installed in system profile. To search, run:
+    # $ nix search wget
+    environment.systemPackages = [
+      cfg.package
+    ];
+
+    hardware.rtl-sdr.enable = true;
+
+    systemd.services.dump1090afg = {
+      wantedBy = [ "multi-user.target" ];
+      wants = [ "network.target" ];
+      after = [ "network.target" ];
+      description = "dump1090afg service";
+      serviceConfig = {
+        Type = "exec";
+        User = cfg.user;
+        Restart = "always";
+        RestartSec = "3s";
+        StartLimitIntervalSec = "0";
+        RuntimeDirectory = "dump1090-afg";
+      };
+      script = ''
+        exec ${cfg.package}/bin/dump1090-afg --write-json /var/run/dump1090-afg --quiet
+      '';
+    };
+
+    services.nginx = {
+      enable = true;
+      virtualHosts."${cfg.domain}" = {
+        root = "${cfg.package}/share/dump1090-afg";
+        locations."/data/".alias = "/var/run/dump1090-afg/";
+        enableACME = cfg.enableSSL;
+        forceSSL = cfg.enableSSL;
+      };
+    };
+  };
+
+}

result

@@ -1 +0,0 @@
-/nix/store/6czbzhsdidalrmwmxqh5xdvd6ma8ynp2-dump1090-afg-armv6l-unknown-linux-gnueabihf-1.0