swap out nixops4 from implementation

deployment/data-model-test.nix

@@ -35,7 +35,7 @@ in
                   };
 
                 policy =
-                  { ... }:
+                  { config, ... }:
                   {
                     _class = "fediversity-resource-policy";
 
@@ -45,7 +45,7 @@ in
                       };
                       apply = mkOption {
                         type = with types; functionTo raw;
-                        default = policy: requests: lib.mkMerge (requests ++ [ policy.extra-config ]);
+                        default = requests: lib.mkMerge (requests ++ [ config.extra-config ]);
                       };
                     };
                   };
@@ -70,8 +70,7 @@ in
                     };
                   };
                 policy =
-                  { ... }:
+                  { config, ... }:
-
                   {
                     _class = "fediversity-resource-policy";
                     options = {
@@ -87,16 +86,16 @@ in
                       apply = mkOption {
                         type = with types; functionTo raw; # TODO: splice out the user type from NixOS
                         default =
-                          policy: requests:
+                          requests:
                           let
                             # Filter out requests that need wheel if policy doesn't allow it
-                            validRequests = lib.filterAttrs (_name: req: !req.wheel || policy.wheel) requests;
+                            validRequests = lib.filterAttrs (_name: req: !req.wheel || config.wheel) requests;
                           in
                           lib.optionalAttrs (validRequests != { }) {
-                            ${policy.username} = {
+                            ${config.username} = {
                               isNormalUser = true;
-                              packages = with lib; concatMap (request: attrValues request.packages) (attrValues validRequests);
+                              packages = with lib; concatMapAttrs (_name: request: attrValues request.packages) validRequests;
-                              extraGroups = lib.optional policy.wheel "wheel";
+                              extraGroups = lib.optional config.wheel "wheel";
                             };
                           };
                       };
@@ -122,26 +121,18 @@ in
                       dummy.login-shell.packages.hello = pkgs.hello;
                     };
                 };
-              environments.single-nixos-vm = environment: {
+              environments.single-nixos-vm =
-                _class = "fediversity-environment";
+                { ... }:
-                resources.shell.login-shell = {
+                {
-                  username = "operator";
+                  _class = "fediversity-environment";
-                  wheel = false; # FIXME: why do i need to make this explicit, if a default was supposed to be set?
+                  resources.shell.login-shell.username = "operator";
+                  implementation = requests: {
+                    _class = "nixos";
+                    users.users = config.resources.login-shell.policy.apply (
+                      lib.filterAttrs (_name: value: value ? login-shell) requests
+                    );
+                  };
                 };
-                implementation = requests: {
-                  _class = "nixos";
-                  users.users = (
-                    config.resources.login-shell.policy.apply environment.config.resources.shell.login-shell (
-                      lib.concatMapAttrs (
-                        _application: resources:
-                        lib.mapAttrs (_k: lib.getAttr "login-shell") (
-                          lib.filterAttrs (_name: value: value ? login-shell) resources
-                        )
-                      ) requests
-                    )
-                  );
-                };
-              };
             };
             options = {
               example-configuration = mkOption {
@@ -165,15 +156,20 @@ in
       {
         inherit (fediversity)
           example-configuration
+          example-deployment
           ;
-        num-packages = lib.lists.length fediversity.example-deployment.users.users.operator.packages;
       };
     expected = {
       example-configuration = {
         enable = true;
         applications.hello.enable = true;
       };
-      num-packages = 1;
+      example-deployment = {
+        _class = "nixos";
+        users.users.operator = {
+          isNormalUser = true;
+        };
+      };
     };
   };
 }

deployment/data-model.nix

@@ -133,24 +133,19 @@ in
                   Setting this is optional, but provides a place to declare that information for programmatic use in the resource mapping.
                 '';
                 # TODO: maybe transpose, and group the resources by type instead
-                # # FIXME: error: The option `environments.single-nixos-vm.resources.shell.login-shell.apply' does not exist. Definition values:
+                type = attrsOf (
-                # # - In `<unknown-file>': <function>
+                  attrTag (
-                # # However there are no options defined in `environments.single-nixos-vm.resources.shell.login-shell'. Are you sure you've
+                    lib.mapAttrs (
-                # # declared your options properly? This can happen if you e.g. declared your options in `types.submodule'
+                      _name: resource:
-                # # under `config' rather than `options'.
+                      mkOption {
-                # type = attrsOf (
+                        type = submoduleWith {
-                #   attrTag (
+                          class = "fediversity-resource-policy";
-                #     lib.mapAttrs (
+                          modules = [ resource.policy ];
-                #       _name: resource:
+                        };
-                #       mkOption {
+                      }
-                #         type = submoduleWith {
+                    ) config.resources
-                #           class = "fediversity-resource-policy";
+                  )
-                #           modules = [ resource.policy ];
+                );
-                #         };
-                #       }
-                #     ) config.resources
-                #   )
-                # );
               };
               implementation = mkOption {
                 description = "Mapping of resources required by applications to available resources; the result can be deployed";