From c01d578a625fb136bc33b0eb9c19907769a67989 Mon Sep 17 00:00:00 2001 From: Florin Coras Date: Wed, 17 Oct 2018 14:53:11 -0700 Subject: tls: fix connection failures/interrupts at scale (VPP-1464) Change-Id: I0bc4062c1fd3202ee201acb36a2bb14fc6ee1543 Signed-off-by: Florin Coras --- src/vnet/tls/tls.c | 30 ++++++++++++++++++------------ 1 file changed, 18 insertions(+), 12 deletions(-) (limited to 'src/vnet/tls/tls.c') diff --git a/src/vnet/tls/tls.c b/src/vnet/tls/tls.c index 9a82360610b..f4814a3ce21 100644 --- a/src/vnet/tls/tls.c +++ b/src/vnet/tls/tls.c @@ -26,6 +26,18 @@ static tls_engine_vft_t *tls_vfts; void tls_disconnect (u32 ctx_handle, u32 thread_index); +static void +tls_disconnect_transport (tls_ctx_t * ctx) +{ + vnet_disconnect_args_t a = { + .handle = ctx->tls_session_handle, + .app_index = tls_main.app_index, + }; + + if (vnet_disconnect_session (&a)) + clib_warning ("disconnect returned"); +} + tls_engine_type_t tls_get_available_engine (void) { @@ -91,6 +103,8 @@ tls_listener_ctx_alloc (void) void tls_listener_ctx_free (tls_ctx_t * ctx) { + if (CLIB_DEBUG) + memset (ctx, 0xfb, sizeof (*ctx)); pool_put (tls_main.listener_ctx_pool, ctx); } @@ -226,7 +240,7 @@ tls_notify_app_connected (tls_ctx_t * ctx, u8 is_failed) app_wrk = app_worker_get_if_valid (ctx->parent_app_index); if (!app_wrk) { - tls_disconnect (ctx->tls_ctx_handle, vlib_get_thread_index ()); + tls_disconnect_transport (ctx); return -1; } @@ -249,16 +263,16 @@ tls_notify_app_connected (tls_ctx_t * ctx, u8 is_failed) ctx->app_session_handle = session_handle (app_session); ctx->c_s_index = app_session->session_index; - app_session->session_state = SESSION_STATE_READY; + app_session->session_state = SESSION_STATE_CONNECTING; if (cb_fn (ctx->parent_app_index, ctx->parent_app_api_context, app_session, 0 /* not failed */ )) { TLS_DBG (1, "failed to notify app"); tls_disconnect (ctx->tls_ctx_handle, vlib_get_thread_index ()); - session_free_w_fifos (app_session); return -1; } + app_session->session_state = SESSION_STATE_READY; session_lookup_add_connection (&ctx->connection, session_handle (app_session)); @@ -553,15 +567,7 @@ tls_disconnect (u32 ctx_handle, u32 thread_index) TLS_DBG (1, "Disconnecting %x", ctx_handle); ctx = tls_ctx_get (ctx_handle); - - vnet_disconnect_args_t a = { - .handle = ctx->tls_session_handle, - .app_index = tls_main.app_index, - }; - - if (vnet_disconnect_session (&a)) - clib_warning ("disconnect returned"); - + tls_disconnect_transport (ctx); stream_session_delete_notify (&ctx->connection); tls_ctx_free (ctx); } -- cgit 1.2.3-korg