nixos/hosts/common/optional/nginx/vaultwarden.nix

{configVars, ...}: let
  email = configVars.email.user;
  domain = configVars.domains.vaultwarden;
  vaultwardenIp = configVars.networking.addresses.vaultwarden.localAddress;
  vaultwardenPort = configVars.networking.addresses.vaultwarden.port;
in {
  networking.firewall.allowedTCPPorts = [80 443];
  security.acme = {
    acceptTerms = true;
    defaults.email = email;
  };
  services.nginx = {
    enable = true;
    recommendedProxySettings = true;
    recommendedTlsSettings = true;
    virtualHosts."password.${domain}" = {
      enableACME = true;
      forceSSL = true;
      locations."/" = {
        proxyPass = "http://${vaultwardenIp}:${toString vaultwardenPort}";
      };
    };
  };
}