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path: root/modules/foundation/monitoring/default.nix
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{
  me,
  config,
  lib,
  ...
}:

let
  inherit (lib) mkOption mkEnableOption types;

  cfg = config.foundation.monitoring;

  ports = {
    victoriaDefaultPort = 8428;
    nodeExporterPort = 9001;
    cadvisorExporterPort = 9002;
    nginxExporterPort = 9113;
    nginxLogExporterPort = 9117;
    dockerExporterPort = 9323;
  };

  serverConfiguration = import ./server.nix (
    {
      hosts = cfg.server.hosts;
      victoriaAddress = "${me.tailscale.ip}:${toString ports.victoriaDefaultPort}";
    }
    // ports
  );

  clientConfiguration = import ./client.nix (
    {
      services = cfg.services;
      listenAddress = me.tailscale.ip;
    }
    // ports
  );
in
{
  imports = [ ../../../services/monitoring/wrapper.nix ];

  options.foundation.monitoring = {
    server = {
      enable = mkEnableOption "monitoring server";

      hosts = mkOption {
        type =
          with types;
          listOf (submodule {
            options = {
              name = mkOption { type = str; };
              ip = mkOption { type = str; };
            };
          });
        default = [ ];
      };
    };

    client = {
      enable = mkEnableOption "monitoring client";
    };

    services = mkOption {
      type = with types; listOf str;
      default = [ ];
    };
  };

  config = lib.mkMerge [
    (lib.mkIf cfg.server.enable serverConfiguration)
    (lib.mkIf (cfg.client.enable || cfg.server.enable) clientConfiguration)
  ];
}