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#
# SPDX-FileCopyrightText: 2019 Kirill Elagin <https://kir.elagin.me/>
# SPDX-FileCopyrightText: 2021 Naïm Favier <n@monade.li>
#
# SPDX-License-Identifier: MPL-2.0 or MIT
#
{ lib }:
let
inherit (lib) isString mkOption types;
recordType = rsubt:
let
submodule = types.submodule {
options = {
class = mkOption {
type = types.enum [ "IN" ];
default = "IN";
example = "IN";
description = "Resource record class. Only IN is supported";
};
ttl = mkOption {
type = types.nullOr types.ints.unsigned; # TODO: u32
default = null;
example = 300;
description = "Record caching duration (in seconds)";
};
} // rsubt.options;
};
in
(if rsubt ? fromString then types.either types.str else lib.id) submodule;
writeRecord = name: rsubt: data:
let
data' =
if isString data && rsubt ? fromString then
# add default values for the record type
(recordType rsubt).merge [] [ { file = ""; value = rsubt.fromString data; } ]
else data;
name' = rsubt.nameFixup or (n: _: n) name data';
rtype = rsubt.rtype;
in lib.concatStringsSep " " (with data'; [
"${name'}."
] ++ lib.optionals (ttl != null) [
(toString ttl)
] ++ [
class
rtype
(rsubt.dataToString data')
]);
in
{
inherit recordType;
inherit writeRecord;
}