33 lines
883 B
Nix
33 lines
883 B
Nix
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{ pkgs, config, lib, ... }:
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let
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inherit (lib) mkEnableOption mkIf mkOption types concatStringsSep mkDefault splitString;
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cfg = config.bagel.services.nginx.crawler-blocker;
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mkRobotsFile = blockedUAs: pkgs.writeText "robots.txt" ''
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${concatStringsSep "\n" (map (ua: "User-agent: ${ua}") blockedUAs)}
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Disallow: /
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'';
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in
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{
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options = {
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bagel.services.nginx.crawler-blocker = {
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enable = mkEnableOption "the crawler blocker";
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userAgents = mkOption {
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type = types.listOf types.str;
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default = splitString "\n" (builtins.readFile ./blocked-ua.txt);
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};
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};
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services.nginx.virtualHosts = mkOption {
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type = types.attrsOf (types.submodule {
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config = {
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locations."= /robots.txt" = mkIf cfg.enable (mkDefault {
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alias = mkRobotsFile cfg.userAgents;
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});
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};
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});
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};
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};
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}
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