home-manager/modules/misc/pam.nix

72 lines
1.9 KiB
Nix

{ config, lib, pkgs, ... }:
with lib;
let
cfg = config.pam;
in {
meta.maintainers = with maintainers; [ rycee veehaitch ];
options = {
pam.sessionVariables = mkOption {
default = { };
type = types.attrs;
example = { EDITOR = "vim"; };
description = ''
Environment variables that will be set for the PAM session.
The variable values must be as described in
<citerefentry>
<refentrytitle>pam_env.conf</refentrytitle>
<manvolnum>5</manvolnum>
</citerefentry>.
</para><para>
Note, this option will become deprecated in the future and its use is
therefore discouraged.
'';
};
pam.yubico.authorizedYubiKeys = {
ids = mkOption {
type = with types;
let
yubiKeyId = addCheck str (s: stringLength s == 12) // {
name = "yubiKeyId";
description = "string of length 12";
};
in listOf yubiKeyId;
default = [ ];
description = ''
List of authorized YubiKey token IDs. Refer to
<link xlink:href="https://developers.yubico.com/yubico-pam"/>
for details on how to obtain the token ID of a YubiKey.
'';
};
path = mkOption {
type = types.str;
default = ".yubico/authorized_yubikeys";
description = ''
File path to write the authorized YubiKeys,
relative to <envar>HOME</envar>.
'';
};
};
};
config = mkMerge [
(mkIf (cfg.sessionVariables != { }) {
home.file.".pam_environment".text = concatStringsSep "\n"
(mapAttrsToList (n: v: ''${n} OVERRIDE="${toString v}"'')
cfg.sessionVariables) + "\n";
})
(mkIf (cfg.yubico.authorizedYubiKeys.ids != [ ]) {
home.file.${cfg.yubico.authorizedYubiKeys.path}.text =
concatStringsSep ":"
([ config.home.username ] ++ cfg.yubico.authorizedYubiKeys.ids);
})
];
}