home-manager/nixos/common.nix
Robert Helgesson 886675991b
home-environment: reset PATH in activation script
Starting with state version 22.11 we completely reset the PATH
variable in the activation script. This is to avoid impurities and
unexpected results if the activation script accidentally uses a
command found in the user's PATH.
2022-11-07 15:09:36 +01:00

116 lines
3.4 KiB
Nix

# This module is the common base for the NixOS and nix-darwin modules.
# For OS-specific configuration, please edit nixos/default.nix or nix-darwin/default.nix instead.
{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.home-manager;
extendedLib = import ../modules/lib/stdlib-extended.nix pkgs.lib;
hmModule = types.submoduleWith {
description = "Home Manager module";
specialArgs = {
lib = extendedLib;
osConfig = config;
modulesPath = builtins.toString ../modules;
} // cfg.extraSpecialArgs;
modules = [
({ name, ... }: {
imports = import ../modules/modules.nix {
inherit pkgs;
lib = extendedLib;
useNixpkgsModule = !cfg.useGlobalPkgs;
};
config = {
submoduleSupport.enable = true;
submoduleSupport.externalPackageInstall = cfg.useUserPackages;
home.username = config.users.users.${name}.name;
home.homeDirectory = config.users.users.${name}.home;
# Make activation script use same version of Nix as system as a whole.
# This avoids problems with Nix not being in PATH.
nix.package = config.nix.package;
};
})
] ++ cfg.sharedModules;
};
in {
options.home-manager = {
useUserPackages = mkEnableOption ''
installation of user packages through the
<option>users.users.&lt;name&gt;.packages</option> option
'';
useGlobalPkgs = mkEnableOption ''
using the system configuration's <literal>pkgs</literal>
argument in Home Manager. This disables the Home Manager
options <option>nixpkgs.*</option>
'';
backupFileExtension = mkOption {
type = types.nullOr types.str;
default = null;
example = "backup";
description = ''
On activation move existing files by appending the given
file extension rather than exiting with an error.
'';
};
extraSpecialArgs = mkOption {
type = types.attrs;
default = { };
example = literalExpression "{ inherit emacs-overlay; }";
description = ''
Extra <literal>specialArgs</literal> passed to Home Manager. This
option can be used to pass additional arguments to all modules.
'';
};
sharedModules = mkOption {
type = with types; listOf raw;
default = [ ];
example = literalExpression "[ { home.packages = [ nixpkgs-fmt ]; } ]";
description = ''
Extra modules added to all users.
'';
};
verbose = mkEnableOption "verbose output on activation";
users = mkOption {
type = types.attrsOf hmModule;
default = { };
# Prevent the entire submodule being included in the documentation.
visible = "shallow";
description = ''
Per-user Home Manager configuration.
'';
};
};
config = mkIf (cfg.users != { }) {
warnings = flatten (flip mapAttrsToList cfg.users (user: config:
flip map config.warnings (warning: "${user} profile: ${warning}")));
assertions = flatten (flip mapAttrsToList cfg.users (user: config:
flip map config.assertions (assertion: {
inherit (assertion) assertion;
message = "${user} profile: ${assertion.message}";
})));
users.users = mkIf cfg.useUserPackages
(mapAttrs (username: usercfg: { packages = [ usercfg.home.path ]; })
cfg.users);
environment.pathsToLink = mkIf cfg.useUserPackages [ "/etc/profile.d" ];
};
}