hosts/tower/web/caddy.nix


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{ config, lib, ... }:
let
  cfg = config.services.caddy;

  vw = {
    domain = config.services.vaultwarden.domain;
    port = config.services.vaultwarden.config.ROCKET_PORT;
  };
in
{
  services.caddy = {
    enable = true;
    virtualHosts = {
      "${vw.domain}" = {
        listenAddresses = [ "100.64.0.6" ];
        extraConfig = ''
          tls {$CREDENTIALS_DIRECTORY}/sagittarius.cert {$CREDENTIALS_DIRECTORY}/sagittarius.key

          reverse_proxy 127.0.0.1:${toString vw.port} {
            header_up True-Client-IP {remote_host}
            header_up X-Real-IP {remote_host}
          }
        '';
      };
    };
  };

  systemd.services.caddy = lib.mkIf cfg.enable {
    serviceConfig.LoadCredential = [
      "sagittarius.cert:/var/secrets/certs/sagittarius.crt"
      "sagittarius.key:/var/secrets/certs/sagittarius.key"
    ];
  };
}