commit f515ca67f5b363c2da4ac9fe2cdd9e4079203e70 · pyrox.dev/nixpkgs

nixos/modules/module-list.nix

···

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         ./services/networking/dnschain.nix

     

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         ./services/networking/dnscrypt-proxy.nix

     

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         ./services/networking/dnscrypt-wrapper.nix

     

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         ./services/networking/dnsdist.nix

     

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         ./services/networking/dnsmasq.nix

     

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         ./services/networking/ejabberd.nix

     

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         ./services/networking/fakeroute.nix

+61

nixos/modules/services/networking/dnsdist.nix

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       { config, lib, pkgs, ... }:

     

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       with lib;

     

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       let

     

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         cfg = config.services.dnsdist;

     

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         configFile = pkgs.writeText "dndist.conf" ''

     

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           setLocal('${cfg.listenAddress}:${toString cfg.listenPort}')

     

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           ${cfg.extraConfig}

     

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           '';

     

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       in {

     

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         options = {

     

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           services.dnsdist = {

     

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             enable = mkEnableOption "dnsdist domain name server";

     

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             listenAddress = mkOption {

     

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               type = types.str;

     

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               description = "Listen IP Address";

     

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               default = "0.0.0.0";

     

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             };

     

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             listenPort = mkOption {

     

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               type = types.int;

     

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               description = "Listen port";

     

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               default = 53;

     

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             };

     

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             extraConfig = mkOption {

     

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               type = types.lines;

     

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               default = ''

     

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               '';

     

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               description = ''

     

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                 Extra lines to be added verbatim to dnsdist.conf.

     

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               '';

     

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             };

     

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           };

     

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         };

     

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         config = mkIf config.services.dnsdist.enable {

     

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           systemd.services.dnsdist = {

     

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             description = "dnsdist load balancer";

     

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             wantedBy = [ "multi-user.target" ];

     

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             after = ["network.target"];

     

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             serviceConfig = {

     

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               Restart="on-failure";

     

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               RestartSec="1";

     

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               DynamicUser = true;

     

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               StartLimitInterval="0";

     

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               PrivateTmp=true;

     

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               PrivateDevices=true;

     

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               CapabilityBoundingSet="CAP_NET_BIND_SERVICE CAP_SETGID CAP_SETUID";

     

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               ExecStart = "${pkgs.dnsdist}/bin/dnsdist --supervised --disable-syslog --config ${configFile}";

     

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               ProtectSystem="full";

     

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               ProtectHome=true;

     

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               RestrictAddressFamilies="AF_UNIX AF_INET AF_INET6";

     

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               LimitNOFILE="16384";

     

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               TasksMax="8192";

     

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             };

     

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           };

     

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         };

     

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       }