krebs/5pkgs/default.nix


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{ config, lib, pkgs, ... }@args:
with config.krebs.lib;
{
  nixpkgs.config.packageOverrides = pkgs: let

    # This callPackage will try to detect obsolete overrides.
    callPackage = path: args: let
      override = pkgs.callPackage path args;
      upstream = optionalAttrs (override ? "name")
        (pkgs.${(parseDrvName override.name).name} or {});
    in if upstream ? "name" &&
          override ? "name" &&
          compareVersions upstream.name override.name != -1
      then trace "Upstream `${upstream.name}' gets overridden by `${override.name}'." override
      else override;

  in {
    haskellPackages = pkgs.haskellPackages.override {
      overrides = self: super:
        mapAttrs (name: path: self.callPackage path {})
          (mapAttrs'
            (name: type:
              if hasSuffix ".nix" name
                then {
                  name = removeSuffix ".nix" name;
                  value = ./haskell-overrides + "/${name}";
                }
                else null)
            (builtins.readDir ./haskell-overrides));
    };

    push = callPackage ./push {
      inherit (subdirs) get;
    };

    ReaktorPlugins = callPackage ./Reaktor/plugins.nix {};

    test = {
      infest-cac-centos7 = callPackage ./test/infest-cac-centos7 {};
    };
  }
  // import ./builders.nix args
  // mapAttrs (_: flip callPackage {})
              (filterAttrs (_: dir.has-default-nix)
                           (subdirsOf ./.));
}