svm: minimal initial fifo

[vpp.git] / src / vnet / session / application_local.c

diff --git a/src/vnet/session/application_local.c b/src/vnet/session/application_local.c
index 5a3f738..cc02026 100644 (file)
--- a/src/vnet/session/application_local.c
+++ b/src/vnet/session/application_local.c
@@ -23,6 +23,9 @@ ct_enable_disable_main_pre_input_node (u8 is_add)
 {
   u32 n_conns;
 
+  if (!vlib_num_workers ())
+    return;
+
   n_conns = pool_elts (connections);
   if (n_conns > 2)
     return;
@@ -88,10 +91,10 @@ ct_session_endpoint (session_t * ll, session_endpoint_t * sep)
 int
 ct_session_connect_notify (session_t * ss)
 {
-  svm_fifo_segment_private_t *seg;
   ct_connection_t *sct, *cct;
   app_worker_t *client_wrk;
   segment_manager_t *sm;
+  fifo_segment_t *seg;
   u64 segment_handle;
   int is_fail = 0;
   session_t *cs;
@@ -125,11 +128,10 @@ ct_session_connect_notify (session_t * ss)
   ss = session_get (ss_index, 0);
   cs->session_type = ss->session_type;
   cs->connection_index = sct->c_c_index;
-  cs->listener_index = SESSION_INVALID_INDEX;
+  cs->listener_handle = SESSION_INVALID_HANDLE;
   cs->session_state = SESSION_STATE_CONNECTING;
   cs->app_wrk_index = client_wrk->wrk_index;
   cs->connection_index = cct->c_c_index;
-  cs->t_app_index = client_wrk->app_index;
 
   cct->c_s_index = cs->session_index;
   cct->client_rx_fifo = ss->tx_fifo;
@@ -165,11 +167,11 @@ ct_init_local_session (app_worker_t * client_wrk, app_worker_t * server_wrk,
                       ct_connection_t * ct, session_t * ls, session_t * ll)
 {
   u32 round_rx_fifo_sz, round_tx_fifo_sz, sm_index, seg_size;
-  segment_manager_properties_t *props;
-  svm_fifo_segment_private_t *seg;
+  segment_manager_props_t *props;
   application_t *server;
   segment_manager_t *sm;
   u32 margin = 16 << 10;
+  fifo_segment_t *seg;
   u64 segment_handle;
   int seg_index, rv;
 
@@ -178,7 +180,11 @@ ct_init_local_session (app_worker_t * client_wrk, app_worker_t * server_wrk,
   props = application_segment_manager_properties (server);
   round_rx_fifo_sz = 1 << max_log2 (props->rx_fifo_size);
   round_tx_fifo_sz = 1 << max_log2 (props->tx_fifo_size);
-  seg_size = round_rx_fifo_sz + round_tx_fifo_sz + margin;
+  /* Increase size because of inefficient chunk allocations. Depending on
+   * how data is consumed, it may happen that more chunks than needed are
+   * allocated.
+   * TODO should remove once allocations are done more efficiently */
+  seg_size = 4 * (round_rx_fifo_sz + round_tx_fifo_sz + margin);
 
   sm = app_worker_get_listen_segment_manager (server_wrk, ll);
   seg_index = segment_manager_add_segment (sm, seg_size);
@@ -189,7 +195,8 @@ ct_init_local_session (app_worker_t * client_wrk, app_worker_t * server_wrk,
     }
   seg = segment_manager_get_segment_w_lock (sm, seg_index);
 
-  rv = segment_manager_try_alloc_fifos (seg, props->rx_fifo_size,
+  rv = segment_manager_try_alloc_fifos (seg, ls->thread_index,
+                                       props->rx_fifo_size,
                                        props->tx_fifo_size, &ls->rx_fifo,
                                        &ls->tx_fifo);
   if (rv)
@@ -275,14 +282,14 @@ ct_connect (app_worker_t * client_wrk, session_t * ll,
    */
   ss = session_alloc (0);
   ll = listen_session_get (ll_index);
-  ss->session_type = ll->session_type;
+  ss->session_type = session_type_from_proto_and_ip (TRANSPORT_PROTO_NONE,
+                                                    sct->c_is_ip4);
   ss->connection_index = sct->c_c_index;
-  ss->listener_index = ll->session_index;
+  ss->listener_handle = listen_session_get_handle (ll);
   ss->session_state = SESSION_STATE_CREATED;
 
   server_wrk = application_listener_select_worker (ll);
   ss->app_wrk_index = server_wrk->wrk_index;
-  ss->t_app_index = server_wrk->app_index;
 
   sct->c_s_index = ss->session_index;
   sct->server_wrk = ss->app_wrk_index;
@@ -395,8 +402,8 @@ global_scope:
     return VNET_API_ERROR_APP_CONNECT_SCOPE;
 
   fib_proto = session_endpoint_fib_proto (sep);
-  table_index = application_session_table (app, fib_proto);
-  ll = session_lookup_listener (table_index, sep);
+  table_index = session_lookup_get_index_for_fib (fib_proto, sep->fib_index);
+  ll = session_lookup_listener_wildcard (table_index, sep);
 
   if (ll)
     return ct_connect (app_wrk, ll, sep_ext);
@@ -465,7 +472,7 @@ format_ct_connection_id (u8 * s, va_list * args)
 }
 
 static int
-ct_custom_tx (void *session)
+ct_custom_tx (void *session, u32 max_burst_size)
 {
   session_t *s = (session_t *) session;
   if (session_has_transport (s))
@@ -473,10 +480,24 @@ ct_custom_tx (void *session)
   return ct_session_tx (s);
 }
 
+static int
+ct_app_rx_evt (transport_connection_t * tc)
+{
+  ct_connection_t *ct = (ct_connection_t *) tc, *peer_ct;
+  session_t *ps;
+
+  peer_ct = ct_connection_get (ct->peer_index);
+  if (!peer_ct)
+    return -1;
+  ps = session_get (peer_ct->c_s_index, peer_ct->c_thread_index);
+  return session_dequeue_notify (ps);
+}
+
 static u8 *
 format_ct_listener (u8 * s, va_list * args)
 {
   u32 tc_index = va_arg (*args, u32);
+  u32 __clib_unused thread_index = va_arg (*args, u32);
   u32 __clib_unused verbose = va_arg (*args, u32);
   ct_connection_t *ct = ct_connection_get (tc_index);
   s = format (s, "%-50U", format_ct_connection_id, ct);
@@ -525,7 +546,7 @@ format_ct_session (u8 * s, va_list * args)
 }
 
 /* *INDENT-OFF* */
-const static transport_proto_vft_t cut_thru_proto = {
+static const transport_proto_vft_t cut_thru_proto = {
   .start_listen = ct_start_listen,
   .stop_listen = ct_stop_listen,
   .get_listener = ct_listener_get,
@@ -533,10 +554,13 @@ const static transport_proto_vft_t cut_thru_proto = {
   .close = ct_session_close,
   .get_connection = ct_session_get,
   .custom_tx = ct_custom_tx,
-  .tx_type = TRANSPORT_TX_INTERNAL,
-  .service_type = TRANSPORT_SERVICE_APP,
+  .app_rx_evt = ct_app_rx_evt,
   .format_listener = format_ct_listener,
   .format_connection = format_ct_session,
+  .transport_options = {
+    .tx_type = TRANSPORT_TX_INTERNAL,
+    .service_type = TRANSPORT_SERVICE_APP,
+  },
 };
 /* *INDENT-ON* */