hosts: migrate to nilla

assets/default.nix

@@ -1,8 +1,8 @@
-{ lib, ... }:
+{ lib }:
 {
-  options.assets = lib.mkOption {
-    type = lib.types.unspecified;
-    readOnly = true;
+  options.assets = lib.options.create {
+    type = lib.types.raw;
+    writable = false;
   };
 
   config.assets = {

flake.nix

@@ -21,12 +21,12 @@
     flake-parts.lib.mkFlake { inherit inputs; } {
       inherit systems;
       imports = [
-        ./assets
-        ./hosts
         ./modules
-        ./services
       ];
 
+      flake.nixosConfigurations = nilla.nixosConfigurations;
+      flake.darwinConfigurations = nilla.darwinConfigurations;
+      flake.homeConfigurations = nilla.homeConfigurations;
       flake.devShells = transpose nilla.shells;
       flake.packages = transpose nilla.packages;
       flake.formatter = nilla.packages.formatter.result;

hosts/default.nix

@@ -1,11 +1,11 @@
 {
   config,
-  self,
-  inputs,
-  ...
 }:
+let
+  inputs = builtins.mapAttrs (_: input: input.result) config.inputs;
+in
 {
-  imports = [
+  includes = [
     ./kazuki
     ./hijiri-vm
     ./hijiri
@@ -16,20 +16,20 @@
     ./youko
   ];
 
-  builders =
+  config.configBuilders =
     let
       sharedOptions = {
         _file = ./default.nix;
 
         settei.sane-defaults.allSshKeys = config.assets.sshKeys.user;
         settei.flake-qol.inputs = inputs // {
-          settei = self;
+          settei = inputs.self;
         };
       };
 
       baseNixos = inputs.nixpkgs.lib.nixosSystem {
         modules = [
-          self.nixosModules.combined
+          inputs.self.nixosModules.combined
           sharedOptions
         ];
         specialArgs.configurationName = "base";
@@ -37,7 +37,7 @@
 
       baseDarwin = inputs.darwin.lib.darwinSystem {
         modules = [
-          self.darwinModules.combined
+          inputs.self.darwinModules.combined
           sharedOptions
         ];
         specialArgs.configurationName = "base";
@@ -49,7 +49,7 @@
         baseNixos.extendModules {
           modules = [
             module
-            config.__extraHostConfigs.${name} or { }
+            config.extraHostConfigs.${name} or { }
           ];
           specialArgs.configurationName = name;
         };
@@ -60,7 +60,7 @@
           eval = baseDarwin._module.args.extendModules {
             modules = [
               module
-              config.__extraHostConfigs.${name} or { }
+              config.extraHostConfigs.${name} or { }
             ];
             specialArgs.configurationName = name;
           };

hosts/hijiri-vm/default.nix

@@ -1,5 +1,5 @@
 {
-  configurations.nixos.hijiri-vm =
+  config.configurations.nixos.hijiri-vm =
     {
       modulesPath,
       lib,

hosts/hijiri/default.nix

@@ -1,5 +1,5 @@
 {
-  configurations.darwin.hijiri =
+  config.configurations.darwin.hijiri =
     {
       config,
       pkgs,

hosts/installer/default.nix

@@ -1,6 +1,6 @@
 { lib, ... }:
 {
-  configurations.nixos =
+  config.configurations.nixos =
     let
       mkInstaller =
         system:

hosts/kazuki/default.nix

@@ -1,5 +1,5 @@
 {
-  configurations.nixos.kazuki =
+  config.configurations.nixos.kazuki =
     {
       modulesPath,
       ...

hosts/kogata/default.nix

@@ -1,5 +1,5 @@
 {
-  configurations.darwin.kogata =
+  config.configurations.darwin.kogata =
     { pkgs, ... }:
     {
       nixpkgs.system = "aarch64-darwin";

hosts/ude/default.nix

@@ -1,5 +1,5 @@
 {
-  configurations.nixos.ude =
+  config.configurations.nixos.ude =
     {
       config,
       modulesPath,

hosts/youko/default.nix

@@ -1,5 +1,5 @@
 {
-  configurations.nixos.youko =
+  config.configurations.nixos.youko =
     {
       config,
       lib,

modules/default.nix

@@ -3,24 +3,12 @@
   inputs,
   ...
 }:
-let
-  flakeModule = import ./flake { inherit (inputs) nixpkgs darwin home-manager; };
-in
 {
-  imports = [
-    flakeModule
-  ];
-
   flake.homeModules = rec {
     settei = ./home;
     default = settei;
   };
 
-  flake.flakeModules = rec {
-    settei = flakeModule;
-    default = settei;
-  };
-
   flake.nixosModules = rec {
     settei = import ./system {
       inherit (config) perInput;

modules/flake/configurations.nix

@@ -1,54 +0,0 @@
-{
-  nixpkgs,
-  darwin,
-  home-manager,
-}:
-{
-  config,
-  lib,
-  ...
-}:
-with lib;
-{
-  _file = ./configurations.nix;
-
-  options = {
-    # Those functions take the final arguments and emit a valid configuration.
-    # Probably should hardly ever be overriden
-    builders = {
-      nixos = mkOption {
-        type = types.functionTo types.unspecified;
-        default = _name: nixpkgs.lib.nixosSystem;
-      };
-      darwin = mkOption {
-        type = types.functionTo types.unspecified;
-        default = _name: darwin.lib.darwinSystem;
-      };
-      home = mkOption {
-        type = types.functionTo types.unspecified;
-        default = _name: home-manager.lib.homeManagerConfiguration;
-      };
-    };
-
-    configurations = {
-      nixos = mkOption {
-        type = types.lazyAttrsOf types.deferredModule;
-        default = { };
-      };
-      darwin = mkOption {
-        type = types.lazyAttrsOf types.deferredModule;
-        default = { };
-      };
-      home = mkOption {
-        type = types.lazyAttrsOf types.deferredModule;
-        default = { };
-      };
-    };
-  };
-
-  config.flake = {
-    nixosConfigurations = mapAttrs config.builders.nixos config.configurations.nixos;
-    darwinConfigurations = mapAttrs config.builders.darwin config.configurations.darwin;
-    homeConfigurations = mapAttrs config.builders.home config.configurations.home;
-  };
-}

modules/flake/default.nix

@@ -1,13 +0,0 @@
-{
-  nixpkgs,
-  darwin,
-  home-manager,
-}:
-{
-  _file = ./default.nix;
-
-  imports = [
-    (import ./configurations.nix { inherit nixpkgs darwin home-manager; })
-    ./services.nix
-  ];
-}

modules/flake/services.nix

@@ -1,95 +0,0 @@
-# List of features I want this module to eventually have
-# TODO: Automatic port allocation
-# TODO: Making it possible to conveniently isolate services (running them in NixOS containers)
-# TODO: Handling specializations
-# TODO: Convenient http handling
-# TODO: Automatic backup
-{ config, lib, ... }:
-let
-  serviceModule =
-    { config, ... }:
-    {
-      options = {
-        host = lib.mkOption {
-          type = lib.types.str;
-        };
-        ports = lib.mkOption {
-          type = with lib.types; listOf port;
-          default = [ ];
-        };
-        hosts = lib.mkOption {
-          type = with lib.types; listOf str;
-          default = [ config.host ];
-        };
-        module = lib.mkOption {
-          type = lib.types.deferredModule;
-          default = { };
-        };
-        hostModule = lib.mkOption {
-          type = with lib.types; attrsOf deferredModule;
-          default = { };
-        };
-      };
-    };
-
-  moduleToHostConfigs =
-    cfg:
-    lib.genAttrs cfg.hosts (host: {
-      imports = [
-        cfg.module
-        (cfg.hostModule.${host} or { })
-      ];
-    });
-
-  maybeGetPreviousConfigs = acc: host: (acc.${host} or { imports = [ ]; }).imports;
-in
-{
-  _file = ./services.nix;
-
-  options = {
-    services = lib.mkOption {
-      type = with lib.types; attrsOf (submodule serviceModule);
-      default = { };
-    };
-
-    __extraHostConfigs = lib.mkOption {
-      type = with lib.types; attrsOf deferredModule;
-      readOnly = true;
-    };
-  };
-
-  config.__extraHostConfigs =
-    let
-      duplicatePorts = lib.pipe config.services [
-        lib.attrValues
-        (map (cfg: cfg.ports))
-        lib.flatten
-        (lib.groupBy' (cnt: _: cnt + 1) 0 toString)
-        (lib.filterAttrs (_: cnt: cnt > 1))
-        lib.attrNames
-      ];
-      assertMsg =
-        let
-          plural = lib.length duplicatePorts > 1;
-        in
-        "\nBad service config:\nThe following port${if plural then "s" else ""} ${
-          if plural then "were" else "was"
-        } declared multiple times: ${lib.concatStringsSep ", " duplicatePorts}";
-      # Here I collect all the services.<name>.config into a flat
-      # __extraHostConfigs.<host>.imports = [
-      #   ...
-      # ]
-      # so that I can easily import them in hosts/default.nix
-      hostConfigs = lib.pipe config.services [
-        lib.attrValues
-        (lib.foldl' (
-          acc: cfg:
-          acc
-          // lib.mapAttrs (host: c: {
-            imports = c.imports ++ (maybeGetPreviousConfigs acc host);
-          }) (moduleToHostConfigs cfg)
-        ) { })
-      ];
-    in
-    if duplicatePorts != [ ] then throw assertMsg else hostConfigs;
-}

modules/nilla/configurations.nix

@@ -0,0 +1,47 @@
+{ config, lib }:
+{
+  options = {
+    configBuilders = {
+      nixos = lib.options.create {
+        type = lib.types.function lib.types.raw;
+        default.value = _name: config.inputs.nixpkgs.result.lib.nixosSystem;
+      };
+      darwin = lib.options.create {
+        type = lib.types.function lib.types.raw;
+        default.value = _name: config.inputs.darwin.result.lib.darwinSystem;
+      };
+      home = lib.options.create {
+        type = lib.types.function lib.types.raw;
+        default.value = _name: config.inputs.home-manager.result.lib.homeManagerConfiguration;
+      };
+    };
+
+    configurations = {
+      nixos = lib.options.create {
+        type = lib.types.attrs.lazy lib.types.raw;
+        default.value = { };
+      };
+      darwin = lib.options.create {
+        type = lib.types.attrs.lazy lib.types.raw;
+        default.value = { };
+      };
+      home = lib.options.create {
+        type = lib.types.attrs.lazy lib.types.raw;
+        default.value = { };
+      };
+    };
+
+    nixosConfigurations = lib.options.create {
+      type = lib.types.attrs.lazy lib.types.raw;
+      default.value = builtins.mapAttrs config.configBuilders.nixos config.configurations.nixos;
+    };
+    darwinConfigurations = lib.options.create {
+      type = lib.types.attrs.lazy lib.types.raw;
+      default.value = builtins.mapAttrs config.configBuilders.darwin config.configurations.darwin;
+    };
+    homeConfigurations = lib.options.create {
+      type = lib.types.attrs.lazy lib.types.raw;
+      default.value = builtins.mapAttrs config.configBuilders.home config.configurations.home;
+    };
+  };
+}

modules/nilla/default.nix

@@ -2,5 +2,6 @@
   includes = [
     ./builders
     ./services.nix
+    ./configurations.nix
   ];
 }

modules/nilla/services.nix

@@ -14,14 +14,14 @@ let
     {
       options = {
         host = lib.options.create {
-          type = lib.types.str;
+          type = lib.types.string;
         };
         ports = lib.options.create {
           type = lib.types.list.of lib.types.port;
           default.value = [ ];
         };
         hosts = lib.options.create {
-          type = lib.types.list.of lib.types.str;
+          type = lib.types.list.of lib.types.string;
           default.value = [ config.host ];
         };
         module = lib.options.create {

nilla.nix

@@ -8,10 +8,9 @@
       ./modules/nilla
       ./pkgs
       ./wrappers
-
-      ./services/attic.nix
-      ./services/forgejo-runner.nix
-      ./services/forgejo.nix
+      ./hosts
+      ./assets
+      ./services
     ];
 
     config.inputs = builtins.mapAttrs (_: src: {

services/default.nix

@@ -1,5 +1,5 @@
 {
-  imports = [
+  includes = [
     ./attic.nix
     ./forgejo-runner.nix
     ./forgejo.nix