29027fd1e1
Using pkgs.lib on the spine of module evaluation is problematic because the pkgs argument depends on the result of module evaluation. To prevent an infinite recursion, pkgs and some of the modules are evaluated twice, which is inefficient. Using ‘with lib’ prevents this problem.
63 lines
1.4 KiB
Nix
63 lines
1.4 KiB
Nix
{ config, lib, pkgs, ... }:
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with lib;
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{
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###### interface
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options = {
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services.dictd = {
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enable = mkOption {
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default = false;
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description = ''
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Whether to enable the DICT.org dictionary server.
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'';
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};
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DBs = mkOption {
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default = [];
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# example = [ pkgs.dictDBs.nld2eng ];
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description = ''List of databases to make available.'';
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};
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};
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};
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###### implementation
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config = let dictdb = pkgs.dictDBCollector { dictlist = map (x: {
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name = x.name;
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filename = x; } ) config.services.dictd.DBs; };
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in mkIf config.services.dictd.enable {
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# get the command line client on system path to make some use of the service
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environment.systemPackages = [ pkgs.dict ];
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users.extraUsers = singleton
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{ name = "dictd";
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group = "dictd";
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description = "DICT.org dictd server";
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home = "${dictdb}/share/dictd";
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uid = config.ids.uids.dictd;
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};
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users.extraGroups = singleton
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{ name = "dictd";
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gid = config.ids.gids.dictd;
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};
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jobs.dictd =
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{ description = "DICT.org Dictionary Server";
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startOn = "startup";
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environment = { LOCALE_ARCHIVE = "/run/current-system/sw/lib/locale/locale-archive"; };
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daemonType = "fork";
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exec = "${pkgs.dict}/sbin/dictd -s -c ${dictdb}/share/dictd/dictd.conf --locale en_US.UTF-8";
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};
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};
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}
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