{ pkgs, lib, config, ... }:
{
  imports = [ ../modules/mqtt2prometheus ];
  services = {
    prometheus = {
      enable = true;
      listenAddress = "127.0.0.1";
      scrapeConfigs = [
        {
          job_name = "mqtt_listener";
          scrape_interval = "120s";
          static_configs = [
            {
              targets = [
                "localhost:9641"
              ];
            }
          ];
        }
      ];
    };
    mqtt2prometheus = {
      enable = true;
      package = pkgs.callPackage (import ./mqtt2prometheus.nix) { };
      config = ./config.yaml;
    };
    grafana = {
      enable = true;
    };
    services.nginx.virtualHosts."monitoring.new.hackens.org" = {
      forceSSL = true;
      enableACME = true;
      locations."/" = {
        proxyPass = "http://localhost:3000";
        proxyWebsockets = true;
      };
    };
  };
  networking.firewall.allowedTCPPorts  = [ 3000 ];
}