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path: root/Hero/Service.nix
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{ options
, lib
, config
, pkgs
, ...
}:

let
  cfg = config.services.herocomics;
in
{
  options.services.herocomics = {
    enable = lib.mkEnableOption "Enable the herocomics service";
    port = lib.mkOption {
      type = lib.types.int;
      default = 3000;
      description = ''
        The port on which herocomics-server will listen for incoming HTTP traffic.
      '';
    };
    keep = lib.mkOption {
      type = lib.types.path;
      default = "/var/lib/hero";
      description = "herocomics-server database directory";
    };
    host = lib.mkOption {
      type = lib.types.package;
      description = "herocomics-server package to use";
    };
    node = lib.mkOption {
      type = lib.types.package;
      description = "herocomics-client package to use";
    };
    skey = lib.mkOption {
      type = lib.types.path;
      default = "/run/hero/skey";
      description = "where to store the signing key";
    };
    domain = lib.mkOption {
      type = lib.types.str;
      default = "herocomics.app";
      description = ''
        Domain on which to bind herocomics-server. This is passed
        to services.nginx.virtualHosts.<name> directly.
      '';
    };
  };
  config = lib.mkIf cfg.enable {
    systemd.services.herocomics = {
      path = [ cfg.host ];
      wantedBy = [ "multi-user.target" ];
      script = ''
        ${cfg.host}/bin/mmc
      '';
      description = ''
        Hero Comics app server
      '';
      serviceConfig = {
        KillSignal = "INT";
        Environment = [
          "HERO_NODE=${cfg.node}/static"
          "HERO_PORT=${toString cfg.port}"
          "HERO_KEEP=${cfg.keep}"
          "HERO_SKEY=/run/hero/skey"
        ];
        Type = "simple";
        Restart = "on-abort";
        RestartSec = "1";
      };
    };
    services.nginx = {
       enable = cfg.enable;
       recommendedGzipSettings = true;
       recommendedOptimisation = true;
       recommendedProxySettings = true;
       recommendedTlsSettings = true;
       virtualHosts = {
         "${cfg.domain}" = {
           forceSSL = true;
           enableACME = true;
           locations."/" = {
             proxyPass = "http://localhost:${toString cfg.port}";
           };
         };
       };
     };
  };
}