78 lines
2.2 KiB
Nix
78 lines
2.2 KiB
Nix
{ config, lib, options, pkgs, ... }:
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with lib;
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let
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cfg = config.services.languagetool;
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settingsFormat = pkgs.formats.javaProperties {};
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in {
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options.services.languagetool = {
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enable = mkEnableOption (mdDoc "the LanguageTool server");
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port = mkOption {
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type = types.port;
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default = 8081;
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example = 8081;
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description = mdDoc ''
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Port on which LanguageTool listens.
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'';
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};
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public = mkEnableOption (mdDoc "access from anywhere (rather than just localhost)");
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allowOrigin = mkOption {
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type = types.nullOr types.str;
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default = null;
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example = "https://my-website.org";
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description = mdDoc ''
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Set the Access-Control-Allow-Origin header in the HTTP response,
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used for direct (non-proxy) JavaScript-based access from browsers.
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`null` to allow access from all sites.
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'';
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};
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settings = lib.mkOption {
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type = types.submodule {
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freeformType = settingsFormat.type;
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options.cacheSize = mkOption {
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type = types.ints.unsigned;
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default = 1000;
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apply = toString;
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description = mdDoc "Number of sentences cached.";
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};
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};
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default = {};
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description = mdDoc ''
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Configuration file options for LanguageTool, see
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'languagetool-http-server --help'
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for supported settings.
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'';
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};
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};
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config = mkIf cfg.enable {
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systemd.services.languagetool = {
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description = "LanguageTool HTTP server";
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wantedBy = [ "multi-user.target" ];
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after = [ "network.target" ];
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serviceConfig = {
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DynamicUser = true;
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User = "languagetool";
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Group = "languagetool";
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CapabilityBoundingSet = [ "" ];
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RestrictNamespaces = [ "" ];
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SystemCallFilter = [ "@system-service" "~ @privileged" ];
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ProtectHome = "yes";
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ExecStart = ''
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${pkgs.languagetool}/bin/languagetool-http-server \
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--port ${toString cfg.port} \
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${optionalString cfg.public "--public"} \
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${optionalString (cfg.allowOrigin != null) "--allow-origin ${cfg.allowOrigin}"} \
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"--configuration" ${settingsFormat.generate "languagetool.conf" cfg.settings}
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'';
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};
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};
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};
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}
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