44 lines
1.1 KiB
Nix
44 lines
1.1 KiB
Nix
{ lib, ... }:
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let
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inherit (lib) singleton;
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inherit (lib.strings) splitString;
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inherit (builtins) length concatStringsSep tail;
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in
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rec {
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# Helpers
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splitDomain = domain: splitString "." domain;
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shortenList =
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count: list:
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let
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len = length list;
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in
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if len <= count then list else (shortenList count (tail list));
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# Modules
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mkAttrOption = lib.mkOption {
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type = lib.types.attrs;
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default = { };
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};
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mkStrOption = lib.mkOption {
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type = lib.types.str;
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default = "";
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};
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mkPortOption =
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port:
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lib.mkOption {
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type = lib.types.port;
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default = port;
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};
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mkPathOption =
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path:
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lib.mkOption {
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type = lib.types.path;
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default = path;
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};
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# Domains
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isRootDomain = domain: length (splitDomain domain) <= 2;
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mkRootDomain = domain: concatStringsSep "." (shortenList 2 (splitDomain domain));
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mkWildcardDomain = rootDomain: concatStringsSep "." ((singleton "*") ++ (splitDomain rootDomain));
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mkHost = domain: if isRootDomain domain then domain else mkWildcardDomain (mkRootDomain domain);
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}
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