add checks for al formats

all-formats.nix

@@ -1,19 +1,24 @@
-{ lib, extendModules, ... }: let
-
+{
+  lib,
+  extendModules,
+  ...
+}: let
   # attrs of all format modules from ./formats
-  formatModules = lib.flip lib.mapAttrs' (builtins.readDir ./formats)
+  formatModules =
+    lib.flip lib.mapAttrs' (builtins.readDir ./formats)
     (fname: type: {
       name = lib.removeSuffix ".nix" fname;
       value = ./formats + "/${fname}";
     });
 
   # function to evaluate a given format to a config
-  evalFormat = formatModule: extendModules {
-    modules = [
-      ./format-module.nix
-      formatModule
-    ];
-  };
+  evalFormat = formatModule:
+    extendModules {
+      modules = [
+        ./format-module.nix
+        formatModule
+      ];
+    };
 
   # evaluated configs for all formats
   allConfigs = lib.mapAttrs (formatName: evalFormat) formatModules;
@@ -23,7 +28,6 @@
     formatName: conf:
       conf.config.system.build.${conf.config.formatAttr}
   );
-
 in {
   _file = ./all-formats.nix;
   # This deliberate key makes sure this module will be deduplicated
@@ -43,4 +47,3 @@ in {
   # expose all formats
   config.system = {inherit formats;};
 }
-

checks/test-all-formats.nix

@@ -0,0 +1,33 @@
+{
+  nixpkgs ? <nixpkgs>,
+  system ? builtins.currentSystem,
+  lib ? import (nixpkgs + /lib),
+}: let
+  nixosSystem = import (nixpkgs + /nixos/lib/eval-config.nix);
+
+  conf = nixosSystem {
+    inherit system;
+    modules = [
+      ../configuration.nix
+      ../all-formats.nix
+    ];
+  };
+
+  exclude =
+    (lib.optionalAttrs (system != "aarch64-linux") {
+      sd-aarch64 = true;
+      sd-aarch64-installer = true;
+    })
+    // (lib.optionalAttrs (system != "x86_64-linux") {
+      azure = true;
+      vagrant-virtualbox = true;
+      virtualbox = true;
+      vmware = true;
+    });
+
+  testedFormats =
+    lib.filterAttrs
+    (name: _: ! exclude ? ${name})
+    conf.config.system.formats;
+in
+  testedFormats

configuration.nix

@@ -10,6 +10,6 @@
   networking.firewall.allowedTCPPorts = [80];
 
   users.users.root.password = "nixos";
-  services.openssh.permitRootLogin = lib.mkDefault "yes";
+  services.openssh.settings.PermitRootLogin = lib.mkDefault "yes";
   services.getty.autologinUser = lib.mkDefault "root";
 }

flake.nix

@@ -108,15 +108,25 @@
           };
         });
 
-        checks = forAllSystems (system: {
-          inherit
-            (self.packages.${system})
-            nixos-generate
-            ;
-          is-formatted = import ./checks/is-formatted.nix {
-            pkgs = nixpkgs.legacyPackages.${system};
-          };
-        });
+        checks =
+          nixpkgs.lib.genAttrs ["x86_64-linux" "aarch64-linux"]
+          (
+            system: let
+              allFormats = import ./checks/test-all-formats.nix {
+                inherit nixpkgs system;
+              };
+            in
+              {
+                inherit
+                  (self.packages.${system})
+                  nixos-generate
+                  ;
+                is-formatted = import ./checks/is-formatted.nix {
+                  pkgs = nixpkgs.legacyPackages.${system};
+                };
+              }
+              // allFormats
+          );
 
         devShells = forAllSystems (system: let
           pkgs = nixpkgs.legacyPackages."${system}";

formats/install-iso.nix

@@ -9,7 +9,7 @@
   ];
 
   # for installer
-  isoImage.isoName = "nixos.iso";
+  isoImage.isoName = lib.mkForce "nixos.iso";
 
   # override installation-cd-base and enable wpa and sshd start at boot
   systemd.services.wpa_supplicant.wantedBy = lib.mkForce ["multi-user.target"];

test.nix

@@ -1,12 +0,0 @@
-{
-  nixpkgs ? import <nixpkgs> {},
-}: let
-  nixosSystem = import (nixpkgs.path + /nixos/lib/eval-config.nix);
-  conf = nixosSystem {
-    modules = [
-      ./configuration.nix
-      ./all-formats.nix
-    ];
-  };
-in
-conf.config.system.formats