oizys/lib/default.nix

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Nix
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{
inputs,
self,
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}: let
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inherit (inputs) nixpkgs;
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lib = nixpkgs.lib.extend (import ./extended.nix);
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inherit (builtins) concatLists attrValues mapAttrs elemAt match readDir filter listToAttrs;
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inherit (lib) hasSuffix nixosSystem genAttrs isNixFile;
inherit (lib.filesystem) listFilesRecursive;
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#supportedSystems = ["x86_64-linux" "x86_64-darwin" "aarch64-linux" "aarch64-darwin"];
supportedSystems = ["x86_64-linux"];
in rec {
forAllSystems = f: genAttrs supportedSystems (system: f nixpkgs.legacyPackages.${system});
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buildOizys = _:
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forAllSystems (
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pkgs: let
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pkg = pkgs.callPackage ../oizys {};
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in {
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oizys = pkg;
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default = pkg;
}
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);
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mkSystem = hostname:
nixosSystem {
system = "x86_64-linux";
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modules =
[
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../modules/common.nix
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../overlays
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]
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++ filter
isNixFile
(listFilesRecursive (../. + "/hosts/${hostname}"));
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specialArgs = {inherit inputs lib self;};
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};
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mapHosts = dir: mapAttrs (name: _: mkSystem name) (readDir dir);
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findModules = _: listToAttrs (findModulesList ../modules);
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# https://github.com/balsoft/nixos-config/blob/73cc2c3a8bb62a9c3980a16ae70b2e97af6e1abd/flake.nix#L109-L120
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findModulesList = dir:
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concatLists (attrValues (mapAttrs
(name: type:
if type == "regular"
then [
{
name = elemAt (match "(.*)\\.nix" name) 0;
value = dir + "/${name}";
}
]
else if
(readDir (dir + "/${name}"))
? "default.nix"
then [
{
inherit name;
value = dir + "/${name}";
}
]
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else findModulesList (dir + "/${name}")) (readDir dir)));
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oizysFlake = _: {
nixosModules = findModules {};
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nixosConfigurations = mapHosts ../hosts;
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packages = buildOizys {};
formatter = forAllSystems (pkgs: pkgs.alejandra);
};
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}