Method handle_websocket_upgrade_pre_remap

src/proxy/http/HttpTransact.cc:1343–1370

}

void
HttpTransact::handle_websocket_upgrade_pre_remap(State *s)
{
  TxnDbg(dbg_ctl_http_trans_websocket_upgrade_pre_remap, "Prepping transaction before remap.");

  /*
   * We will use this opportunity to set everything up so that during the remap stage we can deal with
   * ws:// and wss:// remap rules, and then we will take over again post remap.
   */
  s->is_websocket                    = true;
  s->post_remap_upgrade_return_point = HttpTransact::handle_websocket_upgrade_post_remap;

  /* let's modify the url scheme to be wss or ws, so remapping will happen as expected */
  URL *url = s->hdr_info.client_request.url_get();
  if (url->scheme_get_wksidx() == URL_WKSIDX_HTTP) {
    TxnDbg(dbg_ctl_http_trans_websocket_upgrade_pre_remap, "Changing scheme to WS for remapping.");
    url->scheme_set(URL_SCHEME_WS, URL_LEN_WS);
  } else if (url->scheme_get_wksidx() == URL_WKSIDX_HTTPS) {
    TxnDbg(dbg_ctl_http_trans_websocket_upgrade_pre_remap, "Changing scheme to WSS for remapping.");
    url->scheme_set(URL_SCHEME_WSS, URL_LEN_WSS);
  } else {
    TxnDbg(dbg_ctl_http_trans_websocket_upgrade_pre_remap, "Invalid scheme for websocket upgrade");
    build_error_response(s, HTTP_STATUS_BAD_REQUEST, "Invalid Upgrade Request", "request#syntax_error");
    TRANSACT_RETURN(SM_ACTION_SEND_ERROR_CACHE_NOOP, nullptr);
  }

  TRANSACT_RETURN(SM_ACTION_API_PRE_REMAP, HttpTransact::PerformRemap);
}

void
HttpTransact::handle_websocket_upgrade_post_remap(State *s)