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feat: refactoring + system types
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36 changed files with 653 additions and 537 deletions
223
tree.nix
223
tree.nix
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@ -1,130 +1,99 @@
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{ lib }: { config, folder, inputs, ... }@args: let
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inherit (lib.attrsets) filterAttrs mapAttrs' mapAttrs isAttrs nameValuePair attrValues;
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inherit (lib.strings) hasPrefix removeSuffix;
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inherit (lib.lists) imap1 singleton optionals optional sublist;
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inherit (lib.trivial) pipe;
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inherit (lib.options) mkOption;
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inherit (lib.modules) evalModules;
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pureTreeGrab = { base, path }: let
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realPath = toString path;
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dirContents = builtins.readDir path;
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isDirectory = entry: dirContents."${entry}" == "directory";
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isHidden = entry: hasPrefix "." entry;
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isDir = entry: _: (isDirectory entry) && !(isHidden entry);
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directories = filterAttrs isDir dirContents;
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isNixFile = entry: _: let
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result = builtins.match "(.*)\\.nix" entry;
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in result != null && builtins.length result > 0;
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nixFiles = filterAttrs isNixFile dirContents;
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getPath = entry: "${realPath}/${entry}";
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getPaths = entries: mapAttrs' (n: v:
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nameValuePair (removeSuffix ".nix" n) (getPath n)
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) entries;
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nixFilePaths = getPaths nixFiles;
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dirPaths = getPaths directories;
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recursedPaths = mapAttrs (_: fullPath: pureTreeGrab {
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inherit base;
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path = fullPath;
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}) dirPaths;
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contents = recursedPaths // nixFilePaths;
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in contents;
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configTreeStruct = { config, ... }: {
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options.treeConfig = mkOption {
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type = lib.types.attrsOf (lib.types.submodule ({ name, options, config, ... }: {
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options = {
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evaluateDefault = mkOption {
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type = lib.types.bool;
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description = "Replace the contents of this branch or leaf with those provided by the evaluation of default.nix.";
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default = false;
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};
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aliasDefault = mkOption {
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type = lib.types.bool;
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description = "Replace the contents of this branch or leaf with the default.nix.";
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default = false;
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};
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excludes = mkOption {
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type = lib.types.listOf lib.types.str;
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description = "Exclude files or folders from the recurser.";
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default = [];
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};
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functor = {
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enable = mkOption {
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type = lib.types.bool;
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description = "Provide a functor for the path provided";
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default = false;
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};
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external = mkOption {
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type = lib.types.listOf lib.types.unspecified;
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description = "Add external imports into the functor.";
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default = [];
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};
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excludes = mkOption {
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type = lib.types.listOf lib.types.str;
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description = "Exclude files or folders from the functor.";
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default = [];
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};
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};
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};
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}));
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};
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config.treeConfig = {
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"*" = {};
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"/" = {};
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};
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};
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configTree.treeConfig = config;
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configTreeModule = (evalModules {
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modules = [
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configTreeStruct
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configTree
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];
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}).config.treeConfig;
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mapAttrsRecursive = f: set: let
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recurse = path: set: let
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g = name: value: if isAttrs value
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then f (path ++ [name]) (recurse (path ++ [name]) value)
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else f (path ++ [name]) value;
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in mapAttrs g set;
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in f [] (recurse [] set);
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getPathString = path: builtins.concatStringsSep "/" path;
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getConfig = path: default: configTreeModule.${getPathString path} or default;
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revtail = path: sublist 0 (builtins.length path - 1) path;
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getConfigRecursive = path: let
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parentPath = revtail path;
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in getConfig (path ++ singleton "*") (getConfigRecursive parentPath);
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processLeaves = tree: config: mapAttrsRecursive (path: value: let
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pathString = getPathString path;
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leafConfig = if path == [] then
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configTreeModule."/"
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else getConfig path (getConfigRecursive (revtail path));
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processConfig = path: value: let
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processFunctor = prev: prev // {
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__functor = self: { ... }: {
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imports = attrValues (removeAttrs prev leafConfig.functor.excludes) ++ leafConfig.functor.external;
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{ inputs, lib, ... }: let
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mkTree = import ./mkTree.nix { inherit lib; };
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localTree = mkTree {
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inherit inputs;
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folder = ./.;
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config = {
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"/" = {
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excludes = [
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"tf"
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"inputs"
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"default"
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"patchedInputs"
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"mkTree"
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"outputs"
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"tree"
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"flake"
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"meta"
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"inputs"
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"trusted"
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];
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};
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"modules/nixos" = {
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functor = {
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external = [
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(inputs.tf-nix + "/modules/nixos/secrets.nix")
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(inputs.tf-nix + "/modules/nixos/secrets-users.nix")
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] ++ (with (import (inputs.arcexprs + "/modules")).nixos; [
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nix
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systemd
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dht22-exporter
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glauth
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modprobe
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kernel
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crypttab
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mutable-state
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common-root
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pulseaudio
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wireplumber
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alsa
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bindings
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matrix-appservices
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matrix-synapse-appservices
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display
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filebin
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mosh
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base16 base16-shared
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doc-warnings
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]);
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};
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};
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processAliasDefault = prev: prev.default;
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processDefault = prev: import prev.default (args // {
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inherit lib;
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tree = {
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prev = removeAttrs prev (singleton "default");
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pure = pureTree;
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impure = impureTree;
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"modules/home" = {
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functor = {
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external = [
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(import (inputs.arcexprs + "/modules")).home-manager
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(inputs.tf-nix + "/modules/home/secrets.nix")
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];
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};
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});
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processExcludes = prev: removeAttrs prev leafConfig.excludes;
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processes = optionals (isAttrs value) (
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optional (leafConfig.excludes != []) processExcludes
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++ optional leafConfig.evaluateDefault processDefault
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++ optional leafConfig.aliasDefault processAliasDefault
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++ optional leafConfig.functor.enable processFunctor
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);
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in pipe value processes;
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in processConfig path value) tree;
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pureTree = pureTreeGrab { base = folder; path = folder; };
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impureTree = processLeaves pureTree configTreeModule;
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in {
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config = configTreeModule;
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pure = pureTree;
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impure = impureTree;
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}
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};
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"modules/nixos".functor.enable = true;
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"modules/darwin".functor.enable = true;
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"modules/meta".functor.enable = true;
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"modules/tf".functor.enable = true;
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"modules/system".functor.enable = true;
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"modules/home".functor.enable = true;
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"modules/esphome".functor.enable = true;
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"modules/type".functor.enable = true;
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"nixos/systems".functor.enable = false;
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"darwin/systems".functor.enable = false;
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"nixos/*".functor = {
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enable = true;
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};
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"darwin/*".functor = {
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enable = true;
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};
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"system".functor.enable = true;
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"hardware".evaluateDefault = true;
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"nixos/cross".evaluateDefault = true;
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"hardware/*".evaluateDefault = true;
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"services/*".aliasDefault = true;
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"home".evaluateDefault = true;
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"home/*".functor.enable = true;
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};
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};
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trustedTree = mkTree {
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inherit inputs;
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folder = inputs.trusted;
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config = {
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"secrets".evaluateDefault = true;
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};
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};
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tree = localTree // {
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pure = localTree.pure // {
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trusted = trustedTree.pure;
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};
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impure = localTree.impure // {
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trusted = trustedTree.impure;
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};
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};
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in tree
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