session tcp: handle rxt and acks as custom events

[vpp.git] / src / vnet / tls / tls.c

diff --git a/src/vnet/tls/tls.c b/src/vnet/tls/tls.c
index a5e0872..f7780fe 100644 (file)
--- a/src/vnet/tls/tls.c
+++ b/src/vnet/tls/tls.c
@@ -26,7 +26,7 @@ static tls_engine_vft_t *tls_vfts;
 
 void tls_disconnect (u32 ctx_handle, u32 thread_index);
 
-static void
+void
 tls_disconnect_transport (tls_ctx_t * ctx)
 {
   vnet_disconnect_args_t a = {
@@ -201,7 +201,7 @@ tls_notify_app_accept (tls_ctx_t * ctx)
   app_session->app_wrk_index = ctx->parent_app_wrk_index;
   app_session->connection_index = ctx->tls_ctx_handle;
   app_session->session_type = app_listener->session_type;
-  app_session->listener_index = app_listener->session_index;
+  app_session->listener_handle = listen_session_get_handle (app_listener);
   app_session->session_state = SESSION_STATE_ACCEPTING;
 
   if ((rv = app_worker_init_accepted (app_session)))
@@ -287,13 +287,6 @@ tls_ctx_alloc (tls_engine_type_t engine_type)
   return (((u32) engine_type << TLS_ENGINE_TYPE_SHIFT) | ctx_index);
 }
 
-static inline void
-tls_ctx_free (tls_ctx_t * ctx)
-{
-  vec_free (ctx->srv_hostname);
-  tls_vfts[ctx->tls_ctx_engine].ctx_free (ctx);
-}
-
 static inline tls_ctx_t *
 tls_ctx_get (u32 ctx_handle)
 {
@@ -334,7 +327,26 @@ tls_ctx_read (tls_ctx_t * ctx, session_t * tls_session)
   return tls_vfts[ctx->tls_ctx_engine].ctx_read (ctx, tls_session);
 }
 
-static inline u8
+static inline int
+tls_ctx_transport_close (tls_ctx_t * ctx)
+{
+  return tls_vfts[ctx->tls_ctx_engine].ctx_transport_close (ctx);
+}
+
+static inline int
+tls_ctx_app_close (tls_ctx_t * ctx)
+{
+  return tls_vfts[ctx->tls_ctx_engine].ctx_app_close (ctx);
+}
+
+void
+tls_ctx_free (tls_ctx_t * ctx)
+{
+  vec_free (ctx->srv_hostname);
+  tls_vfts[ctx->tls_ctx_engine].ctx_free (ctx);
+}
+
+u8
 tls_ctx_handshake_is_over (tls_ctx_t * ctx)
 {
   return tls_vfts[ctx->tls_ctx_engine].ctx_handshake_is_over (ctx);
@@ -368,13 +380,8 @@ tls_session_disconnect_callback (session_t * tls_session)
           tls_session->session_index);
 
   ctx = tls_ctx_get (tls_session->opaque);
-  if (!tls_ctx_handshake_is_over (ctx))
-    {
-      session_close (tls_session);
-      return;
-    }
   ctx->is_passive_close = 1;
-  session_transport_closing_notify (&ctx->connection);
+  tls_ctx_transport_close (ctx);
 }
 
 int
@@ -384,7 +391,8 @@ tls_session_accept_callback (session_t * tls_session)
   tls_ctx_t *lctx, *ctx;
   u32 ctx_handle;
 
-  tls_listener = listen_session_get (tls_session->listener_index);
+  tls_listener =
+    listen_session_get_from_handle (tls_session->listener_handle);
   lctx = tls_listener_ctx_get (tls_listener->opaque);
 
   ctx_handle = tls_ctx_alloc (lctx->tls_ctx_engine);
@@ -431,19 +439,15 @@ tls_session_connected_callback (u32 tls_app_index, u32 ho_ctx_index,
 
   if (is_fail)
     {
-      int (*cb_fn) (u32, u32, session_t *, u8), rv = 0;
-      u32 wrk_index, api_context;
       app_worker_t *app_wrk;
-      application_t *app;
+      u32 api_context;
+      int rv = 0;
 
-      wrk_index = ho_ctx->parent_app_wrk_index;
       app_wrk = app_worker_get_if_valid (ho_ctx->parent_app_wrk_index);
       if (app_wrk)
        {
          api_context = ho_ctx->c_s_index;
-         app = application_get (app_wrk->app_index);
-         cb_fn = app->cb_fns.session_connected_callback;
-         rv = cb_fn (wrk_index, api_context, 0, 1 /* failed */ );
+         app_worker_connect_notify (app_wrk, 0, api_context);
        }
       tls_ctx_half_open_reader_unlock ();
       tls_ctx_half_open_free (ho_ctx_index);
@@ -546,9 +550,7 @@ tls_disconnect (u32 ctx_handle, u32 thread_index)
   TLS_DBG (1, "Disconnecting %x", ctx_handle);
 
   ctx = tls_ctx_get (ctx_handle);
-  tls_disconnect_transport (ctx);
-  session_transport_delete_notify (&ctx->connection);
-  tls_ctx_free (ctx);
+  tls_ctx_app_close (ctx);
 }
 
 u32
@@ -600,7 +602,18 @@ tls_start_listen (u32 app_listener_index, transport_endpoint_t * tep)
   lctx->tcp_is_ip4 = sep->is_ip4;
   lctx->tls_ctx_engine = engine_type;
 
-  tls_vfts[engine_type].ctx_start_listen (lctx);
+  if (tls_vfts[engine_type].ctx_start_listen (lctx))
+    {
+      vnet_unlisten_args_t a = {
+       .handle = lctx->tls_session_handle,
+       .app_index = tls_main.app_index,
+       .wrk_map_index = 0
+      };
+      if ((vnet_unlisten (&a)))
+       clib_warning ("unlisten returned");
+      tls_listener_ctx_free (lctx);
+      lctx_index = SESSION_INVALID_INDEX;
+    }
 
   TLS_DBG (1, "Started listening %d, engine type %d", lctx_index,
           engine_type);
@@ -647,7 +660,7 @@ tls_listener_get (u32 listener_index)
 }
 
 int
-tls_custom_tx_callback (void *session)
+tls_custom_tx_callback (void *session, u32 max_burst_size)
 {
   session_t *app_session = (session_t *) session;
   tls_ctx_t *ctx;
@@ -705,6 +718,7 @@ u8 *
 format_tls_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);
   tls_ctx_t *ctx = tls_listener_ctx_get (tc_index);
   session_t *tls_listener;
@@ -724,14 +738,39 @@ u8 *
 format_tls_half_open (u8 * s, va_list * args)
 {
   u32 tc_index = va_arg (*args, u32);
+  u32 __clib_unused thread_index = va_arg (*args, u32);
   tls_ctx_t *ctx = tls_ctx_half_open_get (tc_index);
   s = format (s, "[TLS] half-open app %u", ctx->parent_app_wrk_index);
   tls_ctx_half_open_reader_unlock ();
   return s;
 }
 
+static void
+tls_transport_endpoint_get (u32 ctx_handle, u32 thread_index,
+                           transport_endpoint_t * tep, u8 is_lcl)
+{
+  tls_ctx_t *ctx = tls_ctx_get_w_thread (ctx_handle, thread_index);
+  session_t *tcp_session;
+
+  tcp_session = session_get_from_handle (ctx->tls_session_handle);
+  session_get_endpoint (tcp_session, tep, is_lcl);
+}
+
+static void
+tls_transport_listener_endpoint_get (u32 ctx_handle,
+                                    transport_endpoint_t * tep, u8 is_lcl)
+{
+  session_t *tls_listener;
+  app_listener_t *al;
+  tls_ctx_t *ctx = tls_listener_ctx_get (ctx_handle);
+
+  al = app_listener_get_w_handle (ctx->tls_session_handle);
+  tls_listener = app_listener_get_session (al);
+  session_get_endpoint (tls_listener, tep, is_lcl);
+}
+
 /* *INDENT-OFF* */
-const static transport_proto_vft_t tls_proto = {
+static const transport_proto_vft_t tls_proto = {
   .connect = tls_connect,
   .close = tls_disconnect,
   .start_listen = tls_start_listen,
@@ -739,11 +778,15 @@ const static transport_proto_vft_t tls_proto = {
   .get_connection = tls_connection_get,
   .get_listener = tls_listener_get,
   .custom_tx = tls_custom_tx_callback,
-  .tx_type = TRANSPORT_TX_INTERNAL,
-  .service_type = TRANSPORT_SERVICE_APP,
   .format_connection = format_tls_connection,
   .format_half_open = format_tls_half_open,
   .format_listener = format_tls_listener,
+  .get_transport_endpoint = tls_transport_endpoint_get,
+  .get_transport_listener_endpoint = tls_transport_listener_endpoint_get,
+  .transport_options = {
+    .tx_type = TRANSPORT_TX_INTERNAL,
+    .service_type = TRANSPORT_SERVICE_APP,
+  },
 };
 /* *INDENT-ON* */
 
@@ -757,7 +800,7 @@ tls_register_engine (const tls_engine_vft_t * vft, tls_engine_type_t type)
 static clib_error_t *
 tls_init (vlib_main_t * vm)
 {
-  u32 add_segment_size = (4096ULL << 20) - 1, first_seg_size = 32 << 20;
+  u32 add_segment_size = 256 << 20, first_seg_size = 32 << 20;
   vlib_thread_main_t *vtm = vlib_get_thread_main ();
   u32 num_threads, fifo_size = 128 << 10;
   vnet_app_attach_args_t _a, *a = &_a;