Merge pull request #239 from Pacman99/evalargs-next
Update evalArgs to match the new planned API
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Pacman99
GitHub
commit
8d0c036b6b
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@ -1,150 +1,229 @@
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{ self, dev, nixos, inputs, ... }:
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{ self, dev, nixos, inputs, utils, ... }:
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{ args }:
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let
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argOpts = with nixos.lib; { config, options, ... }:
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argOpts = with nixos.lib; { config, ... }:
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let
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inherit (dev) os;
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inherit (config) self;
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inputAttrs = with types; functionTo attrs;
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maybeImport = obj:
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if (builtins.typeOf obj == "path") || (builtins.typeOf obj == "string") then
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import obj
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else
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obj;
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/* Custom types needed for arguments */
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moduleType = with types; anything // {
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inherit (submodule { }) check;
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description = "valid module";
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};
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overlayType = types.anything // {
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check = builtins.isFunction;
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description = "valid Nixpkgs overlay";
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};
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systemType = types.enum (builtins.attrValues config.supportedSystems);
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flakeType = with types; (addCheck attrs nixos.lib.isStorePath) // {
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description = "nix flake";
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};
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# Applys maybeImport during merge and before check
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# To simplify apply keys and improve type checking
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pathTo = elemType: mkOptionType {
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name = "pathTo";
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description = "path that evaluates to a(n) ${elemType.name}";
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check = x: elemType.check (maybeImport x);
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merge = loc: defs:
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(mergeDefinitions loc elemType (map
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(x: {
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inherit (x) file;
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value = maybeImport x.value;
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})
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defs)).mergedValue;
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getSubOptions = elemType.getSubOptions;
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getSubModules = elemType.getSubModules;
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substSubModules = m: pathTo (elemType.substSubModules m);
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};
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/* Submodules needed for API containers */
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channelsModule = {
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options = with types; {
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input = mkOption {
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type = flakeType;
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default = inputs.nixos;
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description = ''
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nixpkgs flake input to use for this channel
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'';
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};
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overlays = mkOption {
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type = pathTo (listOf overlayType);
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default = [ ];
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description = ''
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overlays to apply to this channel
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these will get exported under the 'overlays' flake output as <channel>/<name>
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'';
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};
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externalOverlays = mkOption {
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type = pathTo (listOf overlayType);
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default = [ ];
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description = ''
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overlays to apply to the channel that don't get exported to the flake output
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useful to include overlays from inputs
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'';
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};
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config = mkOption {
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type = pathTo attrs;
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default = { };
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description = ''
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nixpkgs config for this channel
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'';
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};
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};
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};
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configModule = { name, ... }: {
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options = with types; {
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system = mkOption {
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type = systemType;
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default = "x86_64-linux";
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description = ''
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system for this config
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'';
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};
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channelName = mkOption {
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type = types.enum (builtins.attrValues self.channels);
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default = "nixpkgs";
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description = ''
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Channel this config should follow
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'';
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};
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modules = mkOption {
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type = pathTo moduleType;
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default = [ ];
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description = ''
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The configuration for this config
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'';
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};
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externalmodules = mkOption {
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type = pathTo moduleType;
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default = [ ];
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description = ''
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The configuration for this config
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'';
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};
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};
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};
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# Home-manager's configs get exported automatically from nixos.hosts
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# So there is no need for a config options in the home namespace
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# This is only needed for nixos
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includeConfigsModule = {
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options = with types; {
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configDefaults = mkOption {
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type = submodule configModule;
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default = { };
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description = ''
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defaults for all configs
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'';
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};
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configs = mkOption {
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type = pathTo (attrsOf (submodule configModule));
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default = { };
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description = ''
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configurations to include in the ${name}Configurations output
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'';
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};
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};
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};
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# Options to import: modules, profiles, suites
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importsModule = { name, ... }: {
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options = with types; {
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modules = mkOption {
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type = pathTo (listOf moduleType);
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default = [ ];
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apply = dev.pathsToImportedAttrs;
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description = ''
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list of modules to include in confgurations and export in '${name}Modules' output
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'';
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};
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externalModules = mkOption {
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type = pathTo (listOf moduleType);
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default = [ ];
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apply = dev.pathsToImportedAttrs;
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description = ''
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list of modules to include in confguration but these are not exported to the '${name}Modules' output
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'';
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};
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profiles = mkOption {
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type = path;
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default = "${self}/profiles";
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defaultText = "\${self}/profiles";
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apply = x: os.mkProfileAttrs (toString x);
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description = "path to profiles folder that can be collected into suites";
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};
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suites = mkOption {
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type = pathTo (functionTo attrs);
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default = _: { };
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apply = suites: os.mkSuites {
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inherit suites;
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inherit (config) profiles;
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};
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description = ''
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Function with the input of 'profiles' that returns an attribute set
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with the suites for this config system.
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These can be accessed through the 'suites' special argument.
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'';
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};
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};
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};
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in
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{
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options = with types; {
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self = mkOption {
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type = addCheck attrs nixos.lib.isStorePath;
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type = flakeType;
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description = "The flake to create the devos outputs for";
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};
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hosts = mkOption {
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type = path;
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default = "${self}/hosts";
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defaultText = "\${self}/hosts";
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apply = toString;
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supportedSystems = mkOption {
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type = listOf str;
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default = utils.lib.defaultSystems;
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description = ''
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Path to directory containing host configurations that will be exported
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to the 'nixosConfigurations' output.
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The systems supported by this flake
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'';
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};
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packages = mkOption {
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# functionTo changes arg names which breaks flake check
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type = types.anything // {
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check = builtins.isFunction;
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description = "Nixpkgs overlay";
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};
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default = (final: prev: { });
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defaultText = "(final: prev: {})";
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description = ''
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Overlay for custom packages that will be included in treewide 'pkgs'.
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This should follow the standard nixpkgs overlay format - two argument function
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that returns an attrset.
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These packages will be exported to the 'packages' and 'legacyPackages' outputs.
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'';
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};
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modules = mkOption {
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type = listOf moduleType;
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default = [ ];
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apply = dev.pathsToImportedAttrs;
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description = ''
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list of modules to include in confgurations and export in 'nixosModules' output
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'';
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};
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userModules = mkOption {
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type = listOf moduleType;
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default = [ ];
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apply = dev.pathsToImportedAttrs;
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description = ''
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list of modules to include in home-manager configurations and export in
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'homeModules' output
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'';
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};
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profiles = mkOption {
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type = path;
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default = "${self}/profiles";
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defaultText = "\${self}/profiles";
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apply = x: os.mkProfileAttrs (toString x);
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description = "path to profiles folder that can be collected into suites";
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};
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userProfiles = mkOption {
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type = path;
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default = "${self}/users/profiles";
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defaultText = "\${self}/users/profiles";
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apply = x: os.mkProfileAttrs (toString x);
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description = "path to user profiles folder that can be collected into userSuites";
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};
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suites =
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channels =
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let
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defaults = { user = { }; system = { }; };
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in
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mkOption {
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type = inputAttrs;
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default = { ... }: defaults;
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defaultText = "{ user = {}; system = {}; }";
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apply = suites: defaults // os.mkSuites {
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inherit suites;
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inherit (config) profiles users userProfiles;
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};
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description = ''
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Function with inputs 'users' and 'profiles' that returns attribute set
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with user and system suites. The former for Home Manager and the latter
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for nixos configurations.
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These can be accessed through the 'suites' specialArg in each config system.
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'';
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};
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users = mkOption {
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type = path;
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default = "${self}/users";
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defaultText = "\${self}/users";
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apply = x: os.mkProfileAttrs (toString x);
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description = ''
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path to folder containing profiles that define system users
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'';
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};
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extern =
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let
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defaults = {
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modules = [ ];
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overlays = [ ];
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specialArgs = { };
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userModules = [ ];
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userSpecialArgs = { };
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default = {
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nixpkgs = {
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input = inputs.nixos;
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};
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};
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in
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mkOption {
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type = inputAttrs;
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default = { ... }: defaults;
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defaultText = ''
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{ modules = []; overlays = []; specialArgs = []; userModules = []; userSpecialArgs = []; }
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'';
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# So unneeded extern attributes can safely be deleted
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apply = x: defaults // (x { inputs = inputs // self.inputs; });
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type = attrsOf (submodule channelsModule);
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inherit default;
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apply = x: default // x;
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description = ''
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Function with argument 'inputs' that contains all devos and ''${self}'s inputs.
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The function should return an attribute set with modules, overlays, and
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specialArgs to be included across nixos and home manager configurations.
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Only attributes that are used should be returned.
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nixpkgs channels to create
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'';
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};
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overlays = mkOption {
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type = path;
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default = "${self}/overlays";
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defaultText = "\${self}/overlays";
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apply = x: dev.pathsToImportedAttrs (dev.pathsIn (toString x));
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nixos = mkOption {
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type = submodule [ includeConfigsModule importsModule ];
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default = { };
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description = ''
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path to folder containing overlays which will be applied to pkgs and exported in
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the 'overlays' output
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hosts, modules, suites, and profiles for nixos
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'';
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};
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overrides = mkOption rec {
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type = attrs;
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default = { modules = [ ]; disabledModules = [ ]; packages = _: _: _: { }; };
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defaultText = "{ modules = []; disabledModules = []; packages = {}; }";
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apply = x: default // x;
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description = "attrset of packages and modules that will be pulled from nixpkgs master";
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home = mkOption {
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type = submodule importsModule;
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default = { };
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description = ''
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hosts, modules, suites, and profiles for home-manager
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'';
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};
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};
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};
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