machines: Add boilerplate for enabling modules and services

lib/trivial.nix

@@ -25,6 +25,11 @@ rec {
   */
   singleAttr = name: value: { ${name} = value; };
 
+  /* Enables a list of modules. */
+  enableAttrs' = enable: mapFuse (m: { ${m}.${enable} = true; });
+
+  enableModules = enableAttrs' "enable";
+
   mapSingleFuse = f: mapFuse (x: singleAttr x (f x));
 
   setDefault = default: mapFuse (name: { ${name} = default; });

machines/compute01/_configuration.nix

@@ -1,6 +1,25 @@
-{ ... }:
+{ dgn-lib, ... }:
+
+let
+  inherit (dgn-lib)
+    enableModules
+    mkImports
+    recursiveFuse;
+
+  # List of modules to enable
+  enabledModules = [
+    "dgn-dns"
+  ];
+
+  # List of services to enable
+  enabledServices = [
+  ];
+in
+
+recursiveFuse [
+  (enableModules enabledModules)
 
   {
-  dgn-dns.enable = true;
+    imports = mkImports ./. enabledServices;
-
   }
+]

machines/storage01/_configuration.nix

@@ -1,8 +1,24 @@
-# Edit this configuration file to define what should be installed on
+{ dgn-lib, ... }:
-# your system.  Help is available in the configuration.nix(5) man page
-# and in the NixOS manual (accessible by running `nixos-help`).
 
-{ config, pkgs, ... }:
+let
+  inherit (dgn-lib)
+    enableModules
+    mkImports
+    recursiveFuse;
+
+  # List of modules to enable
+  enabledModules = [
+  ];
+
+  # List of services to enable
+  enabledServices = [
+  ];
+in
+
+recursiveFuse [
+  (enableModules enabledModules)
 
   {
+    imports = mkImports ./. enabledServices;
   }
+]

machines/web01/_configuration.nix

@@ -1,17 +1,26 @@
-# Edit this configuration file to define what should be installed on
+{ dgn-lib, ... }:
-# your system.  Help is available in the configuration.nix(5) man page
-# and in the NixOS manual (accessible by running ‘nixos-help’).
 
-{ name, ... }:
+let
+  inherit (dgn-lib)
+    enableModules
+    mkImports
+    recursiveFuse;
 
-{
+  # List of modules to enable
-  imports =
+  enabledModules = [
-    [
-      ./plausible.nix
-      # ./wordpress
   ];
 
-  networking.hostName = name;
+  # List of services to enable
+  enabledServices = [
+    "plausible"
+    # "wordpress"
+  ];
+in
 
+recursiveFuse [
+  (enableModules enabledModules)
 
+  {
+    imports = mkImports ./. enabledServices;
   }
+]