nixos/modules/services/networking/tox-bootstrapd.nix

   1 { config, lib, pkgs, ... }:
   2
   3 with lib;
   4
   5 let
   6   WorkingDirectory = "/var/lib/tox-bootstrapd";
   7   PIDFile = "${WorkingDirectory}/pid";
   8
   9   pkg = pkgs.libtoxcore;
  10   cfg = config.services.toxBootstrapd;
  11   cfgFile = builtins.toFile "tox-bootstrapd.conf"
  12     ''
  13       port = ${toString cfg.port}
  14       keys_file_path = "${WorkingDirectory}/keys"
  15       pid_file_path = "${PIDFile}"
  16       ${cfg.extraConfig}
  17     '';
  18 in
  19 {
  20   options =
  21     { services.toxBootstrapd =
  22         { enable = mkOption {
  23             type = types.bool;
  24             default = false;
  25             description = ''
  26                 Whether to enable the Tox DHT bootstrap daemon.
  27               '';
  28           };
  29
  30           port = mkOption {
  31             type = types.port;
  32             default = 33445;
  33             description = "Listening port (UDP).";
  34           };
  35
  36           keysFile = mkOption {
  37             type = types.str;
  38             default = "${WorkingDirectory}/keys";
  39             description = "Node key file.";
  40           };
  41
  42           extraConfig = mkOption {
  43             type = types.lines;
  44             default = "";
  45             description = ''
  46                 Configuration for bootstrap daemon.
  47                 See <https://github.com/irungentoo/toxcore/blob/master/other/bootstrap_daemon/tox-bootstrapd.conf>
  48                 and <https://wiki.tox.chat/users/nodes>.
  49              '';
  50           };
  51       };
  52
  53     };
  54
  55   config = mkIf config.services.toxBootstrapd.enable {
  56
  57     systemd.services.tox-bootstrapd = {
  58       description = "Tox DHT bootstrap daemon";
  59       after = [ "network.target" ];
  60       wantedBy = [ "multi-user.target" ];
  61       serviceConfig =
  62         { ExecStart = "${pkg}/bin/tox-bootstrapd --config=${cfgFile}";
  63           Type = "forking";
  64           inherit PIDFile WorkingDirectory;
  65           AmbientCapabilities = ["CAP_NET_BIND_SERVICE"];
  66           DynamicUser = true;
  67           StateDirectory = "tox-bootstrapd";
  68         };
  69     };
  70
  71   };
  72 }