templates/new-clan: auto load all machines from ./machines
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# AUTOMATICALLY GENERATED by clan
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{ ... }: {
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# TODO: move this code to a flakeModule in clan-core and import it via flake input
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{ self, lib, inputs, ... }:
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let
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evalConfig = import (self.inputs.nixpkgs + /lib/eval-config.nix);
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evalMachine = machineModule: evalConfig {
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modules = [ machineModule ];
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};
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machinesDirs =
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if builtins.pathExists ./machines
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then builtins.readDir ./machines
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else { };
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machineSettings = machineName:
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if builtins.pathExists ./machines/${machineName}/settings.json
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then (builtins.fromJSON (builtins.readFile ./machines/${machineName}/settings.json))
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else { };
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# load all clan modules by default
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machineModule = machineName: {
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imports =
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(lib.attrValues inputs.clan.clanModules)
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++ [ (machineSettings machineName) ];
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};
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# autoamtically generate machine modules for all directories under ./machines
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machineModulesGenerated =
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lib.flip lib.mapAttrs' machinesDirs (name: _: {
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name = "machine-${name}";
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value = machineModule name;
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});
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# re-read the machine modules from the flake outputs, to allow amchines being
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# defined by custom mechanisms
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machineModules =
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lib.filterAttrs (name: _: lib.hasPrefix "machine-" name) self.nixosModules;
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in
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{
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imports =
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let
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relPaths = builtins.fromJSON (builtins.readFile ./imports.json);
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paths = map (path: ./. + path) relPaths;
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in
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paths;
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flake.nixosModules = machineModulesGenerated;
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# generate nixosConfigurations for all machines under self.nixosModules.machines-{machine_name}
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flake.nixosConfigurations =
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lib.mapAttrs (_: mod: evalMachine mod) machineModules;
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}
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