{ config, lib, ... }:

let
  cfg = config.bagel.services.ofborg;

  amqpHost = "amqp.forkos.org";
  amqpPort = 5671;
in
{
  options.bagel.services.ofborg = with lib; {
    enable = mkEnableOption "ofborg coordinator";
  };

  config = lib.mkIf cfg.enable {
    services.rabbitmq = {
      enable = true;
      configItems = {
        "listeners.tcp" = "none";
        "listeners.ssl.default" = builtins.toString amqpPort;

        "ssl_options.certfile" = "${config.security.acme.certs.${amqpHost}.directory}/cert.pem";
        "ssl_options.keyfile" = "${config.security.acme.certs.${amqpHost}.directory}/key.pem";
      };
    };

    security.acme.certs.${amqpHost} = {
      webroot = "/var/lib/acme/.challenges";
      group = "rabbitmq";
    };
    services.nginx.virtualHosts.${amqpHost}.locations."/.well-known/acme-challenge".root = "/var/lib/acme/.challenges";
    systemd.services.rabbitmq.requires = [ "acme-finished-${amqpHost}.target" ];

    networking.firewall.allowedTCPPorts = [ amqpPort ];
  };
}