grimm-nixos-laptop/modules/prometheus.nix

{ config, lib, ... }:
let
  inherit (config.serverConfig) ports vhosts;
in
{
  services.prometheus = {
    enable = true;
    port = vhosts.prometheus_host.port;
    globalConfig.scrape_interval = "15s";
    scrapeConfigs = [
      {
        job_name = "chrysalis";
        static_configs = [
          {
            targets =
              let
                inherit (lib) filter isAttrs attrValues;
              in
              map (v: "127.0.0.1:${builtins.toString v.port}") (
                filter (v: (isAttrs v) && v.enable) (attrValues config.services.prometheus.exporters)
              );
          }
        ];
      }
    ];
    exporters = {
      nginx.enable = true;
      redis.enable = true;
      domain.enable = true;
      postgres.enable = true;
      nginxlog.enable = true;
      jitsi.enable = true;
      node = {
        enable = true;
        enabledCollectors = [ "systemd" ];
        port = ports.node_exporter.port;
      };
    };
  };
}