Use nixos-facter

machines/atlas/default.nix

@@ -2,6 +2,7 @@
   machines.atlas = {
     arch = "x86_64-linux";
     kubernetesNodeLabels.storageType = "slow";
+    facterReportPath = ./facter.json;
 
     nixosModule.lab = {
       storage.profile = "kubernetes";

machines/default.nix

@@ -17,6 +17,14 @@ flake-utils.lib.eachDefaultSystem (system: let
         '';
       };
 
+      facterReportPath = lib.mkOption {
+        default = null;
+        type = with lib.types; nullOr path;
+        description = ''
+          Path to the nixos-facter report JSON for this machine.
+        '';
+      };
+
       isRaspberryPi = lib.mkOption {
         default = false;
         type = lib.types.bool;
@@ -52,12 +60,11 @@ in {
     (lib.modules.evalModules {
       modules = [
         allOpts
-        ./warwick.nix
-        ./atlas.nix
-        ./jefke.nix
-        ./lewis.nix
+        ./warwick
+        ./atlas
+        ./jefke
+        ./lewis
         # ./talos.nix
-        # ./pikvm.nix
       ];
     })
     .config

machines/jefke/default.nix

@@ -2,6 +2,7 @@
   machines.jefke = {
     arch = "x86_64-linux";
     kubernetesNodeLabels.storageType = "fast";
+    facterReportPath = ./facter.json;
 
     nixosModule.lab = {
       storage.profile = "kubernetes";

machines/lewis/default.nix

@@ -5,6 +5,7 @@
       storageType = "fast";
       hasMedia = "true";
     };
+    facterReportPath = ./facter.json;
 
     nixosModule.lab = {
       storage.profile = "kubernetes";

machines/warwick/default.nix

@@ -2,6 +2,7 @@
   machines.warwick = {
     arch = "aarch64-linux";
     isRaspberryPi = true;
+    facterReportPath = ./facter.json;
 
     nixosModule.lab = {
       storage.profile = "pi";