os/hosts/default.nix

{ home
, lib
, nixos
, master
, pkgset
, self
, system
, utils
, externModules
, ...
}:
let
  inherit (utils) recImport;
  inherit (builtins) attrValues removeAttrs;
  inherit (pkgset) osPkgs unstablePkgs;

  config = hostName:
    lib.nixosSystem {
      inherit system;

      specialArgs =
        {
          unstableModulesPath = "${master}/nixos/modules";
        };

      modules =
        let
          core = self.nixosModules.profiles.core;

          global = {
            home-manager.useGlobalPkgs = true;
            home-manager.useUserPackages = true;

            networking.hostName = hostName;
            nix.nixPath = let path = toString ../.; in
              [
                "nixos-unstable=${master}"
                "nixpkgs=${nixos}"
                "nixos-config=${path}/configuration.nix"
                "nixpkgs-overlays=${path}/overlays"
                "home-manager=${home}"
              ];

            nixpkgs.pkgs = osPkgs;

            nix.registry = {
              master.flake = master;
              nixflk.flake = self;
              nixpkgs.flake = nixos;
              home-manager.flake = home;
            };

            system.configurationRevision = lib.mkIf (self ? rev) self.rev;
          };

          overrides = {
            nixpkgs.overlays =
              let
                override = import ../pkgs/override.nix unstablePkgs;

                overlay = pkg: final: prev: {
                  "${pkg.pname}" = pkg;
                };
              in
              map overlay override;
          };

          local = import "${toString ./.}/${hostName}.nix";

          # Everything in `./modules/list.nix`.
          flakeModules =
            attrValues (removeAttrs self.nixosModules [ "profiles" ]);

        in
        flakeModules ++ [ core global local overrides ] ++ externModules;

    };

  hosts = recImport {
    dir = ./.;
    _import = config;
  };
in
hosts
flake: rename flake inputs and add overrides Now you can add packages to the list in pkgs/override.nix and they will be pulled in from nixpkgs master instead of the default NixOS flake when installed. 2020-08-02 04:08:41 +00:00			`{ home`
			`, lib`
			`, nixos`
			`, master`
			`, pkgset`
			`, self`
			`, system`
			`, utils`
flake: add `externModules` list Fixes #44. Easily add external modules from other flakes by dropping them in the list. 2020-12-28 22:07:15 +00:00			`, externModules`
flake: rename flake inputs and add overrides Now you can add packages to the list in pkgs/override.nix and they will be pulled in from nixpkgs master instead of the default NixOS flake when installed. 2020-08-02 04:08:41 +00:00			`, ...`
			`}:`
setup configurations API NixOS file, configurations/<name>.nix, will be easily installable via `nixos-rebuild --flake ".#<name>"`. 2019-12-05 05:36:36 +00:00			`let`
Revert "utils: now lives in lib.utils globally" This reverts commit c9944b411ed3bdbbbea6c972dde26242e8a51a57. Causes infinite recursion, revert for now while exploring possible solutions. 2020-01-05 22:39:59 +00:00			`inherit (utils) recImport;`
change formatter to nixfmt 2020-01-04 05:06:31 +00:00			`inherit (builtins) attrValues removeAttrs;`
flake: clean up by moving implementation to utils Fixes #28 by adding an `externOverlays` list to easily import overlays from external flakes. 2020-12-25 19:53:57 +00:00			`inherit (pkgset) osPkgs unstablePkgs;`
setup configurations API NixOS file, configurations/<name>.nix, will be easily installable via `nixos-rebuild --flake ".#<name>"`. 2019-12-05 05:36:36 +00:00
DOC.md: split off from README.md Keep the README.md lean and use DOC.md for more detailed explanations. While revising user documentation, a default `nixos` user profile was created, which serves as a goood base example. 2020-01-11 06:49:18 +00:00			`config = hostName:`
remove unnecessary recursive attribute sets 2020-02-02 04:10:09 +00:00			`lib.nixosSystem {`
flake.nix: define `pkgs` in flake Set the global package set via `hosts/default.nix` passed in from its definition in `flake.nix`. 2020-01-29 15:50:07 +00:00			`inherit system;`
setup configurations API NixOS file, configurations/<name>.nix, will be easily installable via `nixos-rebuild --flake ".#<name>"`. 2019-12-05 05:36:36 +00:00
hosts: add unstableModulesPath 2020-12-31 20:42:49 +00:00			`specialArgs =`
			`{`
			`unstableModulesPath = "${master}/nixos/modules";`
			`};`

format: apply nixpkgs-fmt 2020-07-31 04:17:28 +00:00			`modules =`
			`let`
			`core = self.nixosModules.profiles.core;`

			`global = {`
home-manager: fix trying to import <nixpkgs> Fixes #30. 2020-12-18 20:13:02 +00:00			`home-manager.useGlobalPkgs = true;`
home-manager: follow project README.md for flakes home-manager's readme specifies that, at a bare minimum, `useUserPackages` should be used in addition to `useGlobalPkgs`, when using a flakes configuration. 2020-12-19 21:55:33 +00:00			`home-manager.useUserPackages = true;`
home-manager: fix trying to import <nixpkgs> Fixes #30. 2020-12-18 20:13:02 +00:00
format: apply nixpkgs-fmt 2020-07-31 04:17:28 +00:00			`networking.hostName = hostName;`
flake: rename flake inputs and add overrides Now you can add packages to the list in pkgs/override.nix and they will be pulled in from nixpkgs master instead of the default NixOS flake when installed. 2020-08-02 04:08:41 +00:00			`nix.nixPath = let path = toString ../.; in`
			`[`
hosts: use stable release as nixpkgs 2020-12-16 21:47:51 +00:00			`"nixos-unstable=${master}"`
			`"nixpkgs=${nixos}"`
flake: rename flake inputs and add overrides Now you can add packages to the list in pkgs/override.nix and they will be pulled in from nixpkgs master instead of the default NixOS flake when installed. 2020-08-02 04:08:41 +00:00			`"nixos-config=${path}/configuration.nix"`
			`"nixpkgs-overlays=${path}/overlays"`
hosts: use stable release as nixpkgs 2020-12-16 21:47:51 +00:00			`"home-manager=${home}"`
flake: rename flake inputs and add overrides Now you can add packages to the list in pkgs/override.nix and they will be pulled in from nixpkgs master instead of the default NixOS flake when installed. 2020-08-02 04:08:41 +00:00			`];`
format: apply nixpkgs-fmt 2020-07-31 04:17:28 +00:00
flake: clean up by moving implementation to utils Fixes #28 by adding an `externOverlays` list to easily import overlays from external flakes. 2020-12-25 19:53:57 +00:00			`nixpkgs.pkgs = osPkgs;`
format: apply nixpkgs-fmt 2020-07-31 04:17:28 +00:00
			`nix.registry = {`
hosts: use stable release as nixpkgs 2020-12-16 21:47:51 +00:00			`master.flake = master;`
format: apply nixpkgs-fmt 2020-07-31 04:17:28 +00:00			`nixflk.flake = self;`
hosts: use stable release as nixpkgs 2020-12-16 21:47:51 +00:00			`nixpkgs.flake = nixos;`
			`home-manager.flake = home;`
format: apply nixpkgs-fmt 2020-07-31 04:17:28 +00:00			`};`
hosts: add configurationRevision 2020-08-04 06:11:08 +00:00
			`system.configurationRevision = lib.mkIf (self ? rev) self.rev;`
pkgs#unstable: remove specialArgs The `specialArgs` defined in `hosts` has kept some modules from working in external flakes. Instead, we simply enumerate packages in `hosts` which should be pulled from `unstablePkgs`. 2020-07-27 04:18:59 +00:00			`};`

flake: rename flake inputs and add overrides Now you can add packages to the list in pkgs/override.nix and they will be pulled in from nixpkgs master instead of the default NixOS flake when installed. 2020-08-02 04:08:41 +00:00			`overrides = {`
			`nixpkgs.overlays =`
			`let`
flake: clean up by moving implementation to utils Fixes #28 by adding an `externOverlays` list to easily import overlays from external flakes. 2020-12-25 19:53:57 +00:00			`override = import ../pkgs/override.nix unstablePkgs;`
flake: rename flake inputs and add overrides Now you can add packages to the list in pkgs/override.nix and they will be pulled in from nixpkgs master instead of the default NixOS flake when installed. 2020-08-02 04:08:41 +00:00
			`overlay = pkg: final: prev: {`
overrides: fix overrides 2020-08-02 20:46:16 +00:00			`"${pkg.pname}" = pkg;`
flake: rename flake inputs and add overrides Now you can add packages to the list in pkgs/override.nix and they will be pulled in from nixpkgs master instead of the default NixOS flake when installed. 2020-08-02 04:08:41 +00:00			`};`
			`in`
			`map overlay override;`
format: apply nixpkgs-fmt 2020-07-31 04:17:28 +00:00			`};`
setup configurations API NixOS file, configurations/<name>.nix, will be easily installable via `nixos-rebuild --flake ".#<name>"`. 2019-12-05 05:36:36 +00:00
format: apply nixpkgs-fmt 2020-07-31 04:17:28 +00:00			`local = import "${toString ./.}/${hostName}.nix";`
niximg: init iso configuration Easily build the iso using `nix build $ISO` thanks to direnv. 2020-01-02 02:12:59 +00:00
format: apply nixpkgs-fmt 2020-07-31 04:17:28 +00:00			# Everything in `./modules/list.nix`.
			`flakeModules =`
			`attrValues (removeAttrs self.nixosModules [ "profiles" ]);`
export profiles via flake outputs Export those listed in `profiles/default.nix` to be included in the flake output `nixosModules` for easy use in other flakes. 2020-01-04 03:01:22 +00:00
format: apply nixpkgs-fmt 2020-07-31 04:17:28 +00:00			`in`
flake: add `externModules` list Fixes #44. Easily add external modules from other flakes by dropping them in the list. 2020-12-28 22:07:15 +00:00			`flakeModules ++ [ core global local overrides ] ++ externModules;`
setup configurations API NixOS file, configurations/<name>.nix, will be easily installable via `nixos-rebuild --flake ".#<name>"`. 2019-12-05 05:36:36 +00:00
utils: create utility functions to ease repetition `reqImport` in particular, is useful for easily importing an entire directory of nix files into an attribute set. 2019-12-14 04:30:43 +00:00			`};`
configurations: maintain declarative style 2019-12-17 23:03:44 +00:00
change formatter to nixfmt 2020-01-04 05:06:31 +00:00			`hosts = recImport {`
			`dir = ./.;`
			`_import = config;`
			`};`
format: apply nixpkgs-fmt 2020-07-31 04:17:28 +00:00			`in`
			`hosts`