int RGWHandler_REST_S3Website::retarget(RGWOp* op, RGWOp** new_op) {
  *new_op = op;
  ldpp_dout(s, 10) << __func__ << " Starting retarget" << dendl;

  if (!(s->prot_flags & RGW_REST_WEBSITE))
    return 0;

  int ret = store->getRados()->get_bucket_info(store->svc(), s->bucket_tenant,
				  s->bucket_name, s->bucket_info, NULL,
				  s->yield, &s->bucket_attrs);
  if (ret < 0) {
      // TODO-FUTURE: if the bucket does not exist, maybe expose it here?
      return -ERR_NO_SUCH_BUCKET;
  }
  if (!s->bucket_info.has_website) {
      // TODO-FUTURE: if the bucket has no WebsiteConfig, expose it here
      return -ERR_NO_SUCH_WEBSITE_CONFIGURATION;
  }

  rgw_obj_key new_obj;
  bool get_res = s->bucket_info.website_conf.get_effective_key(s->object.name, &new_obj.name, web_dir());
  if (!get_res) {
    s->err.message = "The IndexDocument Suffix is not configurated or not well formed!";
    ldpp_dout(s, 5) << s->err.message << dendl;
    return -EINVAL;
  }

  ldpp_dout(s, 10) << "retarget get_effective_key " << s->object << " -> "
		    << new_obj << dendl;

  RGWBWRoutingRule rrule;
  bool should_redirect =
    s->bucket_info.website_conf.should_redirect(new_obj.name, 0, &rrule);

  if (should_redirect) {
    const string& hostname = s->info.env->get("HTTP_HOST", "");
    const string& protocol =
      (s->info.env->get("SERVER_PORT_SECURE") ? "https" : "http");
    int redirect_code = 0;
    rrule.apply_rule(protocol, hostname, s->object.name, &s->redirect,
		    &redirect_code);
    // APply a custom HTTP response code
    if (redirect_code > 0)
      s->err.http_ret = redirect_code; // Apply a custom HTTP response code
    ldpp_dout(s, 10) << "retarget redirect code=" << redirect_code
		      << " proto+host:" << protocol << "://" << hostname
		      << " -> " << s->redirect << dendl;
    return -ERR_WEBSITE_REDIRECT;
  }

  /*
   * FIXME: if s->object != new_obj, drop op and create a new op to handle
   * operation. Or remove this comment if it's not applicable anymore
   */

  s->object = new_obj;

  return 0;
}
Unknown