{
  config,
  ...
}:

{
  services.prometheus = {
    enable = true;
    port = 9001;
    exporters = {
      node = {
        enable = true;
        enabledCollectors = [ "systemd" ];
        port = 9002;
      };
      zfs = {
        enable = true;
        port = 9003;
      };
    };
    scrapeConfigs = [
      {
        job_name = "node";
        static_configs = [
          {
            targets = [
              "127.0.0.1:${toString config.services.prometheus.exporters.node.port}"
              "127.0.0.1:${toString config.services.prometheus.exporters.zfs.port}"
            ];
          }
        ];
      }
    ];
  };

  environment.persistence."/state".directories = [
    {
      directory = "/var/lib/${config.services.prometheus.stateDir}";
      user = "prometheus";
      group = "prometheus";
      mode = "0700";
    }
  ];
}