Function TSHttpTxnRedirectUrlSet

src/api/InkAPI.cc:6535–6557

this function should be called at TS_EVENT_HTTP_READ_RESPONSE_HDR

// this function should be called at TS_EVENT_HTTP_READ_RESPONSE_HDR
void
TSHttpTxnRedirectUrlSet(TSHttpTxn txnp, const char *url, const int url_len)
{
  sdk_assert(sdk_sanity_check_txn(txnp) == TS_SUCCESS);
  sdk_assert(sdk_sanity_check_null_ptr((void *)url) == TS_SUCCESS);

  HttpSM *sm = reinterpret_cast<HttpSM *>(txnp);

  ats_free(sm->redirect_url);
  sm->redirect_url     = nullptr;
  sm->redirect_url_len = 0;

  sm->redirect_url       = const_cast<char *>(url);
  sm->redirect_url_len   = url_len;
  sm->enable_redirection = true;
  sm->redirection_tries  = 0;

  // Make sure we allow for at least one redirection.
  if (sm->t_state.txn_conf->number_of_redirections <= 0) {
    sm->t_state.setup_per_txn_configs();
    sm->t_state.my_txn_conf().number_of_redirections = 1;
  }
}

const char *
TSHttpTxnRedirectUrlGet(TSHttpTxn txnp, int *url_len_ptr)