+static int
+quic_echo_clients_qsession_connected_callback (u32 app_index, u32 api_context,
+ session_t * s, u8 is_fail)
+{
+ echo_client_main_t *ecm = &echo_client_main;
+ vnet_connect_args_t *a = 0;
+ int rv;
+ u8 thread_index = vlib_get_thread_index ();
+ session_endpoint_cfg_t sep = SESSION_ENDPOINT_CFG_NULL;
+ u32 stream_n;
+
+ DBG ("QUIC Connection handle %d", session_handle (s));
+
+ vec_validate (a, 1);
+ a->uri = (char *) ecm->connect_uri;
+ parse_uri (a->uri, &sep);
+ sep.transport_opts = session_handle (s);
+ sep.port = 0; /* QUIC: create a stream flag */
+
+ for (stream_n = 0; stream_n < ecm->quic_streams; stream_n++)
+ {
+ clib_memset (a, 0, sizeof (a));
+ a->app_index = ecm->app_index;
+ a->api_context = -1 - api_context;
+ clib_memcpy (&a->sep_ext, &sep, sizeof (sep));
+
+ DBG ("QUIC opening stream %d", stream_n);
+ if ((rv = vnet_connect (a)))
+ {
+ clib_error ("Stream session %d opening failed: %d", stream_n, rv);
+ return -1;
+ }
+ DBG ("QUIC stream %d connected", stream_n);
+ }
+ vec_add1 (ecm->quic_session_index_by_thread[thread_index],
+ session_handle (s));
+ vec_free (a);
+ return 0;
+}
+
+static int
+quic_echo_clients_session_connected_callback (u32 app_index, u32 api_context,
+ session_t * s, u8 is_fail)
+{
+ echo_client_main_t *ecm = &echo_client_main;
+ eclient_session_t *session;
+ u32 session_index;
+ u8 thread_index;
+
+ if (PREDICT_FALSE (ecm->run_test != ECHO_CLIENTS_STARTING))
+ return -1;
+
+ if (is_fail)
+ {
+ clib_warning ("connection %d failed!", api_context);
+ ecm->run_test = ECHO_CLIENTS_EXITING;
+ signal_evt_to_cli (-1);
+ return 0;
+ }
+
+ if (!(s->flags & SESSION_F_QUIC_STREAM))
+ return quic_echo_clients_qsession_connected_callback (app_index,
+ api_context, s,
+ is_fail);
+ DBG ("STREAM Connection callback %d", api_context);
+
+ thread_index = s->thread_index;
+ ASSERT (thread_index == vlib_get_thread_index ()
+ || session_transport_service_type (s) == TRANSPORT_SERVICE_CL);
+
+ if (!ecm->vpp_event_queue[thread_index])
+ ecm->vpp_event_queue[thread_index] =
+ session_main_get_vpp_event_queue (thread_index);
+
+ /*
+ * Setup session
+ */
+ clib_spinlock_lock_if_init (&ecm->sessions_lock);
+ pool_get (ecm->sessions, session);
+ clib_spinlock_unlock_if_init (&ecm->sessions_lock);
+
+ clib_memset (session, 0, sizeof (*session));
+ session_index = session - ecm->sessions;
+ session->bytes_to_send = ecm->bytes_to_send;
+ session->bytes_to_receive = ecm->no_return ? 0ULL : ecm->bytes_to_send;
+ session->data.rx_fifo = s->rx_fifo;
+ session->data.rx_fifo->client_session_index = session_index;
+ session->data.tx_fifo = s->tx_fifo;
+ session->data.tx_fifo->client_session_index = session_index;
+ session->data.vpp_evt_q = ecm->vpp_event_queue[thread_index];
+ session->vpp_session_handle = session_handle (s);
+
+ if (ecm->is_dgram)
+ {
+ transport_connection_t *tc;
+ tc = session_get_transport (s);
+ clib_memcpy_fast (&session->data.transport, tc,
+ sizeof (session->data.transport));
+ session->data.is_dgram = 1;
+ }
+
+ vec_add1 (ecm->connection_index_by_thread[thread_index], session_index);
+ clib_atomic_fetch_add (&ecm->ready_connections, 1);
+ if (ecm->ready_connections == ecm->expected_connections)
+ {
+ ecm->run_test = ECHO_CLIENTS_RUNNING;
+ /* Signal the CLI process that the action is starting... */
+ signal_evt_to_cli (1);
+ }
+
+ return 0;
+}
+