nixfiles/nixos/modules/user.nix
Jack O'Sullivan 63d929c8e8
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nixos: Include mutable flake in every system
2024-07-21 12:37:32 +01:00

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3.6 KiB
Nix

{ lib, options, config, ... }:
let
inherit (lib) mkIf mkDefault mkOption mkMerge mkAliasDefinitions optional;
inherit (lib.my) mkBoolOpt' mkOpt' mkDefault';
cfg = config.my.user;
user' = cfg.config;
user = config.users.users.${user'.name};
in
{
options.my.user = with lib.types; {
enable = mkBoolOpt' true "Whether to create a primary user.";
passwordSecret = mkOpt' (nullOr str) "user-passwd.txt" "Name of user password secret.";
tmphome = mkBoolOpt' true "Whether to persist home directory files under tmproot";
config = mkOption {
type = options.users.users.type.nestedTypes.elemType;
default = { };
description = "User definition (as `users.users.*`).";
};
homeConfig = mkOption {
type = options.home-manager.users.type.nestedTypes.elemType;
default = { };
# Prevent docs traversing into all of home-manager
visible = "shallow";
description = "Home configuration (as `home-manager.users.*`)";
};
};
config = mkIf cfg.enable (mkMerge [
{
my = {
user = {
config = {
name = mkDefault' "dev";
isNormalUser = true;
uid = mkDefault 1000;
extraGroups =
[ "wheel" "kvm" "dialout" ] ++
(optional config.networking.networkmanager.enable "networkmanager") ++
(optional config.virtualisation.libvirtd.enable "libvirtd") ++
(optional config.programs.wireshark.enable "wireshark") ++
(with config.services.headscale; (optional enable group));
password = mkIf (cfg.passwordSecret == null) (mkDefault "hunter2");
shell =
let shell = cfg.homeConfig.my.shell;
in mkIf (shell != null) (mkDefault' shell);
openssh.authorizedKeys.keyFiles = [ lib.my.c.sshKeyFiles.me ];
};
homeConfig = {
# In order for this option to evaluate on its own, home-manager expects the `name` (which is derived from the
# parent attr name) to be the users name, aka `home-manager.users.<name>`
_module.args.name = lib.mkForce user'.name;
};
};
tmproot = mkIf cfg.tmphome {
unsaved.ignore = [
# Auto-generated (on activation?)
"/home/${user'.name}/.nix-profile"
"/home/${user'.name}/.nix-defexpr"
"/home/${user'.name}/.config/fish/fish_variables"
];
persistence.config.users."${user'.name}" = {
files = [
".bash_history"
".lesshst"
];
directories = [
# Persist all of fish; it's not easy to persist just the history fish won't let you move it to a different
# directory. Also it does some funny stuff and can't really be a symlink it seems.
".local/share/fish"
".cache/nix"
];
};
};
};
# mkAliasDefinitions will copy the unmerged defintions to allow the upstream submodule to deal with
users.users.${user'.name} = mkAliasDefinitions options.my.user.config;
# NOTE: As the "outermost" module is still being evaluated in NixOS land, special params (e.g. pkgs) won't be
# passed to it
home-manager.users.${user'.name} = mkAliasDefinitions options.my.user.homeConfig;
systemd.services.nixfiles-mutable.script = ''
chown -R ${user'.name} /run/nixfiles
'';
}
(mkIf (cfg.passwordSecret != null) {
my = {
secrets.files."${cfg.passwordSecret}" = {};
user.config.hashedPasswordFile = config.age.secrets."${cfg.passwordSecret}".path;
};
})
]);
}