nix-community/nixos-generators
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Merge pull request #104 from blaggacao/da/modules-are-nixpkgs-independent

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For module-only consumers, avoid depending on nixpkgs
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Lassulus 2021-06-21 12:49:14 +02:00 committed by GitHub
commit 1541d4b070
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2 changed files with 67 additions and 35 deletions
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16
flake.lock
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@ -1,5 +1,20 @@
{
"nodes": {
"nixlib": {
"locked": {
"lastModified": 1624148832,
"narHash": "sha256-HlXFOXPklqUF2eGPPm8kgfvU2psksLDaVGa2JMnpPTo=",
"owner": "divnix",
"repo": "nixpkgs.lib",
"rev": "95c4b09c919abfbadc24386008541db16ba712d8",
"type": "github"
},
"original": {
"owner": "divnix",
"repo": "nixpkgs.lib",
"type": "github"
}
},
"nixpkgs": {
"locked": {
"lastModified": 1619285658,
@ -18,6 +33,7 @@
},
"root": {
"inputs": {
"nixlib": "nixlib",
"nixpkgs": "nixpkgs"
}
}

86
flake.nix
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@ -1,50 +1,66 @@
{
description = "nixos-generators - one config, multiple formats";
# Lib dependency
inputs.nixlib.url = "github:divnix/nixpkgs.lib";
# Bin dependency
inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";
outputs = { self, nixpkgs }: let
forAllSystems = nixpkgs.lib.genAttrs [ "x86_64-linux" "x86_64-darwin" "i686-linux" "aarch64-linux" ];
in {
outputs = { self, nixpkgs, nixlib }:
# Library modules (depend on nixlib)
{
# export all generator formats in ./formats
nixosModules = nixpkgs.lib.mapAttrs' (file: _: {
name = nixpkgs.lib.removeSuffix ".nix" file;
nixosModules = nixlib.lib.mapAttrs' (file: _: {
name = nixlib.lib.removeSuffix ".nix" file;
# The exported module should include the internal format* options
value.imports = [ (./formats + "/${file}") ./format-module.nix ];
}) (builtins.readDir ./formats);
}
# Packages
packages = forAllSystems (system: let
pkgs = nixpkgs.legacyPackages."${system}";
//
# Binary and Devshell outputs (depend on nixpkgs)
(
let
forAllSystems = nixpkgs.lib.genAttrs [ "x86_64-linux" "x86_64-darwin" "i686-linux" "aarch64-linux" ];
in {
nixos-generators = pkgs.stdenv.mkDerivation {
name = "nixos-generators";
src = ./.;
meta.description = "Collection of image builders";
nativeBuildInputs = with pkgs; [ makeWrapper ];
installFlags = [ "PREFIX=$(out)" ];
postFixup = ''
wrapProgram $out/bin/nixos-generate \
--prefix PATH : ${pkgs.lib.makeBinPath (with pkgs; [ jq coreutils findutils ])}
'';
};
});
defaultPackage = forAllSystems (system: self.packages."${system}".nixos-generators);
devShell = forAllSystems (system: let
pkgs = nixpkgs.legacyPackages."${system}";
in pkgs.mkShell {
buildInputs = with pkgs; [ jq coreutils findutils ];
});
packages = forAllSystems (system: let
pkgs = nixpkgs.legacyPackages."${system}";
in {
nixos-generators = pkgs.stdenv.mkDerivation {
name = "nixos-generators";
src = ./.;
meta.description = "Collection of image builders";
nativeBuildInputs = with pkgs; [ makeWrapper ];
installFlags = [ "PREFIX=$(out)" ];
postFixup = ''
wrapProgram $out/bin/nixos-generate \
--prefix PATH : ${pkgs.lib.makeBinPath (with pkgs; [ jq coreutils findutils ])}
'';
};
});
# Make it runnable with `nix app`
apps = forAllSystems (system: {
nixos-generate = {
type = "app";
program = "${self.packages."${system}".nixos-generators}/bin/nixos-generate";
};
});
defaultApp = forAllSystems (system: self.apps."${system}".nixos-generate);
};
defaultPackage = forAllSystems (system: self.packages."${system}".nixos-generators);
devShell = forAllSystems (system: let
pkgs = nixpkgs.legacyPackages."${system}";
in pkgs.mkShell {
buildInputs = with pkgs; [ jq coreutils findutils ];
});
# Make it runnable with `nix app`
apps = forAllSystems (system: {
nixos-generate = {
type = "app";
program = "${self.packages."${system}".nixos-generators}/bin/nixos-generate";
};
});
defaultApp = forAllSystems (system: self.apps."${system}".nixos-generate);
}
);
}