68 lines
2.8 KiB
Nix
68 lines
2.8 KiB
Nix
# limited, non-flake interface to this repo.
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# this file exposes the same view into `pkgs` which the flake would see when evaluated.
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#
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# the primary purpose of this file is so i can run `updateScript`s which expect
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# the root to be `default.nix`
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{ }:
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let
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mkPkgs = args: (import ./pkgs/additional/nixpkgs args).extend
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(import ./overlays/all.nix);
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inherit (mkPkgs {}) lib;
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evalHost = { name, system, branch ? "master", variant ? null }:
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let
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pkgs = mkPkgs { inherit system; variant = branch; };
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in pkgs.nixos (
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[
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(lib.optionalAttrs (variant == "light") {
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sane.maxBuildCost = 2;
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})
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(lib.optionalAttrs (variant == "min") {
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sane.maxBuildCost = 0;
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})
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(import ./hosts/instantiate.nix { hostName = name; })
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(import ./modules)
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pkgs.sops-nix.nixosModules.sops
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]
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);
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mkFlavoredHost = args: let
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host = evalHost args;
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# expose the toplevel nixos system as the toplevel attribute itself,
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# with nested aliases for other common build targets
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in host.config.system.build.toplevel.overrideAttrs (base: {
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passthru = (base.passthru or {}) // {
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config = host.config;
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fs = host.config.sane.fs;
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img = host.config.system.build.img;
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pkgs = host.config.system.build.pkgs;
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programs = lib.mapAttrs (_: p: p.package) host.config.sane.programs;
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toplevel = host.config.system.build.toplevel; #< self
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};
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});
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mkHost = args: {
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# TODO: swap order: $host-{next,staging}-{min,light}:
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# then lexicographically-adjacent targets would also have the minimal difference in closure,
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# and the order in which each target should be built is more evident
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"${args.name}" = mkFlavoredHost args;
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"${args.name}-next" = mkFlavoredHost args // { branch = "staging-next"; };
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"${args.name}-staging" = mkFlavoredHost args // { branch = "staging"; };
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"${args.name}-light" = mkFlavoredHost args // { variant = "light"; };
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"${args.name}-light-next" = mkFlavoredHost args // { variant = "light"; branch = "staging-next"; };
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"${args.name}-light-staging" = mkFlavoredHost args // { variant = "light"; branch = "staging"; };
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"${args.name}-min" = mkFlavoredHost args // { variant = "min"; };
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"${args.name}-min-next" = mkFlavoredHost args // { variant = "min"; branch = "staging-next"; };
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"${args.name}-min-staging" = mkFlavoredHost args // { variant = "min"; branch = "staging-staging"; };
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};
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hosts = lib.foldl' (acc: host: acc // (mkHost host)) {} [
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{ name = "crappy"; system = "armv7l-linux"; }
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{ name = "desko"; system = "x86_64-linux"; }
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{ name = "lappy"; system = "x86_64-linux"; }
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{ name = "moby"; system = "aarch64-linux"; }
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{ name = "rescue"; system = "x86_64-linux"; }
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{ name = "servo"; system = "x86_64-linux"; }
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];
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in {
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inherit hosts;
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} // (mkPkgs {})
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