svm_msg_q_unlock (mq);
return -2;
}
- msg = svm_msg_q_alloc_msg_w_ring (mq, SESSION_MQ_IO_EVT_RING);
- if (PREDICT_FALSE (svm_msg_q_msg_is_invalid (&msg)))
- {
- svm_msg_q_unlock (mq);
- return -2;
- }
- evt = (session_event_t *) svm_msg_q_msg_data (mq, &msg);
- evt->event_type = evt_type;
switch (evt_type)
{
case SESSION_CTRL_EVT_RPC:
+ msg = svm_msg_q_alloc_msg_w_ring (mq, SESSION_MQ_IO_EVT_RING);
+ evt = (session_event_t *) svm_msg_q_msg_data (mq, &msg);
evt->rpc_args.fp = data;
evt->rpc_args.arg = args;
break;
case SESSION_IO_EVT_TX:
case SESSION_IO_EVT_TX_FLUSH:
case SESSION_IO_EVT_BUILTIN_RX:
+ msg = svm_msg_q_alloc_msg_w_ring (mq, SESSION_MQ_IO_EVT_RING);
+ evt = (session_event_t *) svm_msg_q_msg_data (mq, &msg);
evt->session_index = *(u32 *) data;
break;
case SESSION_IO_EVT_BUILTIN_TX:
case SESSION_CTRL_EVT_CLOSE:
+ case SESSION_CTRL_EVT_RESET:
+ msg = svm_msg_q_alloc_msg_w_ring (mq, SESSION_MQ_IO_EVT_RING);
+ evt = (session_event_t *) svm_msg_q_msg_data (mq, &msg);
evt->session_handle = session_handle ((session_t *) data);
break;
default:
svm_msg_q_unlock (mq);
return -1;
}
+ evt->event_type = evt_type;
svm_msg_q_add_and_unlock (mq, &msg);
return 0;
int
session_send_ctrl_evt_to_thread (session_t * s, session_evt_type_t evt_type)
{
- /* only event supported for now is disconnect */
- ASSERT (evt_type == SESSION_CTRL_EVT_CLOSE);
- return session_send_evt_to_thread (s, 0, s->thread_index,
- SESSION_CTRL_EVT_CLOSE);
+ /* only events supported are disconnect and reset */
+ ASSERT (evt_type == SESSION_CTRL_EVT_CLOSE
+ || evt_type == SESSION_CTRL_EVT_RESET);
+ return session_send_evt_to_thread (s, 0, s->thread_index, evt_type);
}
void
s = session_get (tc->s_index, tc->thread_index);
ASSERT (s->thread_index == vlib_get_thread_index ());
+ ASSERT (s->session_state < SESSION_STATE_TRANSPORT_DELETED);
if (!(s->flags & SESSION_F_CUSTOM_TX))
{
s->flags |= SESSION_F_CUSTOM_TX;
}
static void
-session_program_transport_close (session_t * s)
+session_program_transport_ctrl_evt (session_t * s, session_evt_type_t evt)
{
u32 thread_index = vlib_get_thread_index ();
session_evt_elt_t *elt;
elt = session_evt_alloc_ctrl (wrk);
clib_memset (&elt->evt, 0, sizeof (session_event_t));
elt->evt.session_handle = session_handle (s);
- elt->evt.event_type = SESSION_CTRL_EVT_CLOSE;
+ elt->evt.event_type = evt;
}
else
- session_send_ctrl_evt_to_thread (s, SESSION_CTRL_EVT_CLOSE);
+ session_send_ctrl_evt_to_thread (s, evt);
}
session_t *
{
app_worker_t *app_wrk;
+ svm_fifo_clear_deq_ntf (s->tx_fifo);
+
app_wrk = app_worker_get_if_valid (s->app_wrk_index);
if (PREDICT_FALSE (!app_wrk))
return -1;
return session_notify_subscribers (app_wrk->app_index, s,
s->tx_fifo, SESSION_IO_EVT_TX);
- svm_fifo_clear_deq_ntf (s->tx_fifo);
-
return 0;
}
s->session_state = SESSION_STATE_CLOSED;
session_cleanup_notify (s, SESSION_CLEANUP_TRANSPORT);
svm_fifo_dequeue_drop_all (s->tx_fifo);
- session_program_transport_close (s);
+ session_program_transport_ctrl_evt (s, SESSION_CTRL_EVT_CLOSE);
break;
case SESSION_STATE_TRANSPORT_DELETED:
break;
* acknowledge the close */
if (s->session_state == SESSION_STATE_TRANSPORT_CLOSED
|| s->session_state == SESSION_STATE_TRANSPORT_DELETED)
- session_program_transport_close (s);
+ session_program_transport_ctrl_evt (s, SESSION_CTRL_EVT_CLOSE);
return;
}
s->session_state = SESSION_STATE_CLOSING;
- session_program_transport_close (s);
+ session_program_transport_ctrl_evt (s, SESSION_CTRL_EVT_CLOSE);
+}
+
+/**
+ * Force a close without waiting for data to be flushed
+ */
+void
+session_reset (session_t * s)
+{
+ if (s->session_state >= SESSION_STATE_CLOSING)
+ return;
+ /* Drop all outstanding tx data */
+ svm_fifo_dequeue_drop_all (s->tx_fifo);
+ s->session_state = SESSION_STATE_CLOSING;
+ session_program_transport_ctrl_evt (s, SESSION_CTRL_EVT_RESET);
}
/**
s->thread_index);
}
+/**
+ * Force transport close
+ */
+void
+session_transport_reset (session_t * s)
+{
+ if (s->session_state >= SESSION_STATE_APP_CLOSED)
+ {
+ if (s->session_state == SESSION_STATE_TRANSPORT_CLOSED)
+ s->session_state = SESSION_STATE_CLOSED;
+ else if (s->session_state >= SESSION_STATE_TRANSPORT_DELETED)
+ session_free_w_fifos (s);
+ return;
+ }
+
+ s->session_state = SESSION_STATE_APP_CLOSED;
+ transport_reset (session_get_transport_proto (s), s->connection_index,
+ s->thread_index);
+}
+
/**
* Cleanup transport and session state.
*
void
session_transport_cleanup (session_t * s)
{
- s->session_state = SESSION_STATE_CLOSED;
-
/* Delete from main lookup table before we axe the the transport */
session_lookup_del_session (s);
transport_cleanup (session_get_transport_proto (s), s->connection_index,
else if (unformat (input, "evt_qs_seg_size %U", unformat_memory_size,
&smm->evt_qs_segment_size))
;
+ else if (unformat (input, "enable"))
+ vnet_session_enable_disable (vm, 1 /* is_en */ );
else
return clib_error_return (0, "unknown input `%U'",
format_unformat_error, input);