X-Git-Url: https://gerrit.fd.io/r/gitweb?a=blobdiff_plain;ds=sidebyside;f=src%2Fvnet%2Fsession%2Fsession.h;h=2bbc380282cc88c6bd547dd6ee909aa4d9577698;hb=ad9d528314a049971b1fb9a42562b00e07cf93f4;hp=131652a8c6efd8827ed7e2194cc1c6ef86042918;hpb=5f56d736cbd752216357357b8de6a120a41c08eb;p=vpp.git

diff --git a/src/vnet/session/session.h b/src/vnet/session/session.h
index 131652a8c6e..2bbc380282c 100644
--- a/src/vnet/session/session.h
+++ b/src/vnet/session/session.h
@@ -36,6 +36,7 @@ typedef enum
   SESSION_IO_EVT_CT_RX,
   FIFO_EVENT_APP_TX,
   SESSION_IO_EVT_CT_TX,
+  SESSION_IO_EVT_TX_FLUSH,
   FIFO_EVENT_DISCONNECT,
   FIFO_EVENT_BUILTIN_RX,
   FIFO_EVENT_BUILTIN_TX,
@@ -48,7 +49,10 @@ typedef enum
   SESSION_CTRL_EVT_DISCONNECTED,
   SESSION_CTRL_EVT_DISCONNECTED_REPLY,
   SESSION_CTRL_EVT_RESET,
-  SESSION_CTRL_EVT_RESET_REPLY
+  SESSION_CTRL_EVT_RESET_REPLY,
+  SESSION_CTRL_EVT_REQ_WORKER_UPDATE,
+  SESSION_CTRL_EVT_WORKER_UPDATE,
+  SESSION_CTRL_EVT_WORKER_UPDATE_REPLY,
 } session_evt_type_t;
 
 static inline const char *
@@ -172,20 +176,6 @@ typedef struct session_tx_context_
   session_dgram_hdr_t hdr;
 } session_tx_context_t;
 
-/* Forward definition */
-typedef struct _session_manager_main session_manager_main_t;
-
-typedef int
-  (session_fifo_rx_fn) (vlib_main_t * vm, vlib_node_runtime_t * node,
-			session_event_t * e0, stream_session_t * s0,
-			int *n_tx_pkts);
-
-extern session_fifo_rx_fn session_tx_fifo_peek_and_snd;
-extern session_fifo_rx_fn session_tx_fifo_dequeue_and_snd;
-extern session_fifo_rx_fn session_tx_fifo_dequeue_internal;
-
-u8 session_node_lookup_fifo_event (svm_fifo_t * f, session_event_t * e);
-
 typedef struct session_manager_worker_
 {
   CLIB_CACHE_LINE_ALIGN_MARK (cacheline0);
@@ -229,9 +219,22 @@ typedef struct session_manager_worker_
   /** Peekers rw lock */
   clib_rwlock_t peekers_rw_locks;
 
+  u32 last_tx_packets;
+
 } session_manager_worker_t;
 
-struct _session_manager_main
+typedef int (session_fifo_rx_fn) (vlib_main_t * vm,
+				  vlib_node_runtime_t * node,
+				  session_manager_worker_t * wrk,
+				  session_event_t * e, int *n_tx_pkts);
+
+extern session_fifo_rx_fn session_tx_fifo_peek_and_snd;
+extern session_fifo_rx_fn session_tx_fifo_dequeue_and_snd;
+extern session_fifo_rx_fn session_tx_fifo_dequeue_internal;
+
+u8 session_node_lookup_fifo_event (svm_fifo_t * f, session_event_t * e);
+
+typedef struct session_manager_main_
 {
   /** Worker contexts */
   session_manager_worker_t *wrk;
@@ -291,7 +294,7 @@ struct _session_manager_main
   f64 *last_event_poll_by_thread;
 #endif
 
-};
+} session_manager_main_t;
 
 extern session_manager_main_t session_manager_main;
 extern vlib_node_registration_t session_queue_node;
@@ -439,6 +442,14 @@ session_type_from_proto_and_ip (transport_proto_t proto, u8 is_ip4)
   return (proto << 1 | is_ip4);
 }
 
+always_inline u64
+session_segment_handle (stream_session_t * s)
+{
+  svm_fifo_t *f = s->server_rx_fifo;
+  return segment_manager_make_segment_handle (f->segment_manager,
+					      f->segment_index);
+}
+
 always_inline u8
 session_has_transport (stream_session_t * s)
 {
@@ -508,6 +519,13 @@ transport_max_rx_enqueue (transport_connection_t * tc)
   return svm_fifo_max_enqueue (s->server_rx_fifo);
 }
 
+always_inline u32
+transport_max_tx_dequeue (transport_connection_t * tc)
+{
+  stream_session_t *s = session_get (tc->s_index, tc->thread_index);
+  return svm_fifo_max_dequeue (s->server_tx_fifo);
+}
+
 always_inline u32
 transport_rx_fifo_size (transport_connection_t * tc)
 {
@@ -522,6 +540,13 @@ transport_tx_fifo_size (transport_connection_t * tc)
   return s->server_tx_fifo->nitems;
 }
 
+always_inline u8
+transport_rx_fifo_has_ooo_data (transport_connection_t * tc)
+{
+  stream_session_t *s = session_get (tc->c_index, tc->thread_index);
+  return svm_fifo_has_ooo_data (s->server_rx_fifo);
+}
+
 always_inline f64
 transport_dispatch_period (u32 thread_index)
 {
@@ -554,7 +579,7 @@ session_clone_safe (u32 session_index, u32 thread_index)
   session_pool_add_peeker (thread_index);
   new_s = session_alloc (current_thread_index);
   old_s = session_manager_main.wrk[thread_index].sessions + session_index;
-  clib_memcpy (new_s, old_s, sizeof (*new_s));
+  clib_memcpy_fast (new_s, old_s, sizeof (*new_s));
   session_pool_remove_peeker (thread_index);
   new_s->thread_index = current_thread_index;
   new_s->session_index = session_get_index (new_s);
@@ -585,18 +610,19 @@ int session_dequeue_notify (stream_session_t * s);
 void stream_session_init_fifos_pointers (transport_connection_t * tc,
 					 u32 rx_pointer, u32 tx_pointer);
 
-void stream_session_accept_notify (transport_connection_t * tc);
-void stream_session_disconnect_notify (transport_connection_t * tc);
-void stream_session_delete_notify (transport_connection_t * tc);
-void stream_session_reset_notify (transport_connection_t * tc);
+int stream_session_accept_notify (transport_connection_t * tc);
+void session_transport_closing_notify (transport_connection_t * tc);
+void session_transport_delete_notify (transport_connection_t * tc);
+void session_transport_closed_notify (transport_connection_t * tc);
+void session_transport_reset_notify (transport_connection_t * tc);
 int stream_session_accept (transport_connection_t * tc, u32 listener_index,
 			   u8 notify);
 int session_open (u32 app_index, session_endpoint_t * tep, u32 opaque);
 int session_listen (stream_session_t * s, session_endpoint_cfg_t * sep);
 int session_stop_listen (stream_session_t * s);
-void stream_session_disconnect (stream_session_t * s);
-void stream_session_disconnect_transport (stream_session_t * s);
-void stream_session_cleanup (stream_session_t * s);
+void session_close (stream_session_t * s);
+void session_transport_close (stream_session_t * s);
+void session_transport_cleanup (stream_session_t * s);
 int session_send_io_evt_to_thread (svm_fifo_t * f,
 				   session_evt_type_t evt_type);
 int session_send_io_evt_to_thread_custom (void *data, u32 thread_index,