/*

  Name:     https://masseffect.fandom.com/wiki/Vendetta
  Why:      Vendetta held troves of important data waiting for folks to request it.
  Type:     VM
  Hardware: -
  From:     2023
  Role:     DNS Server
  Notes:

*/

{ pkgs, lib, nodes, ... }:
let
  # ip_pub    = "193.1.99.120";
  ip_pub    = "192.168.1.157";
  ip_priv   = "172.20.20.3";
  # hostname  = "vendetta.skynet.ie";
  hostname  = "192.168.1.157";

  # this server will have to have dns records
  own = {
    external = [
      "vendetta         A       ${ip_pub}"
      "ns1              A       ${ip_pub}"

      # needs this, temporally
      "ns2              A       ${ip_pub}"
      "mail             A       ${ip_pub}"
    ];
    cname = [
      #"misc             CNAME   vendetta"
    ];
  };
in {
  imports = [
    # applications for this particular server
    ../applications/dns.nix
  ];

  deployment = {
    targetHost = hostname;
    targetPort = 22;
    targetUser = "root";
  };

  networking = {
    firewall = {
      allowedTCPPorts = [22 53];
      allowedUDPPorts = [53];
    };
  };

  skynet_dns = {
    enable = true;

    records = {
      # using the same logic as the firewall, comments there
      external = builtins.concatLists (
        lib.attrsets.mapAttrsToList (key: value:
          if builtins.hasAttr "skynet_dns" value.config
          then (
            if value.config.deployment.targetHost == hostname
            then own.external
            else value.config.skynet_dns.records.external
          )
          else []
        ) nodes
      );

      cname = builtins.concatLists (
        lib.attrsets.mapAttrsToList (key: value:
          if builtins.hasAttr "skynet_dns" value.config
          then (
            if value.config.deployment.targetHost == hostname
            then own.cname
            else value.config.skynet_dns.records.cname
          )
          else []
        ) nodes
      );
    };
  };

}