diff options
Diffstat (limited to 'src/vcl/vppcom.c')
| -rw-r--r-- | src/vcl/vppcom.c | 50 |
1 files changed, 27 insertions, 23 deletions
diff --git a/src/vcl/vppcom.c b/src/vcl/vppcom.c index 8b81e260298..8a05e3fde16 100644 --- a/src/vcl/vppcom.c +++ b/src/vcl/vppcom.c @@ -260,7 +260,8 @@ vcl_send_session_worker_update (vcl_worker_t * wrk, vcl_session_t * s, } static u32 -vcl_session_accepted_handler (vcl_worker_t * wrk, session_accepted_msg_t * mp) +vcl_session_accepted_handler (vcl_worker_t * wrk, session_accepted_msg_t * mp, + u32 ls_index) { vcl_session_t *session, *listen_session; svm_fifo_t *rx_fifo, *tx_fifo; @@ -269,29 +270,23 @@ vcl_session_accepted_handler (vcl_worker_t * wrk, session_accepted_msg_t * mp) session = vcl_session_alloc (wrk); - listen_session = vcl_session_table_lookup_listener (wrk, - mp->listener_handle); - if (!listen_session) + listen_session = vcl_session_get (wrk, ls_index); + if (listen_session->vpp_handle != mp->listener_handle) { - evt_q = uword_to_pointer (mp->vpp_event_queue_address, svm_msg_q_t *); - VDBG (0, "ERROR: couldn't find listen session: unknown vpp listener " - "handle %llx", mp->listener_handle); - vcl_send_session_accepted_reply (evt_q, mp->context, mp->handle, - VNET_API_ERROR_INVALID_ARGUMENT); - vcl_session_free (wrk, session); - return VCL_INVALID_SESSION_INDEX; + VDBG (0, "ERROR: listener handle %lu does not match session %u", + mp->listener_handle, ls_index); + goto error; } - rx_fifo = uword_to_pointer (mp->server_rx_fifo, svm_fifo_t *); - tx_fifo = uword_to_pointer (mp->server_tx_fifo, svm_fifo_t *); - if (vcl_wait_for_segment (mp->segment_handle)) { - VDBG (0, "segment for session %u couldn't be mounted!", + VDBG (0, "ERROR: segment for session %u couldn't be mounted!", session->session_index); - return VCL_INVALID_SESSION_INDEX; + goto error; } + rx_fifo = uword_to_pointer (mp->server_rx_fifo, svm_fifo_t *); + tx_fifo = uword_to_pointer (mp->server_tx_fifo, svm_fifo_t *); session->vpp_evt_q = uword_to_pointer (mp->vpp_event_queue_address, svm_msg_q_t *); rx_fifo->client_session_index = session->session_index; @@ -304,7 +299,6 @@ vcl_session_accepted_handler (vcl_worker_t * wrk, session_accepted_msg_t * mp) session->vpp_handle = mp->handle; session->vpp_thread_index = rx_fifo->master_thread_index; - session->client_context = mp->context; session->rx_fifo = rx_fifo; session->tx_fifo = tx_fifo; @@ -327,7 +321,17 @@ vcl_session_accepted_handler (vcl_worker_t * wrk, session_accepted_msg_t * mp) clib_net_to_host_u16 (mp->rmt.port), session->vpp_evt_q); vcl_evt (VCL_EVT_ACCEPT, session, listen_session, session_index); + vcl_send_session_accepted_reply (session->vpp_evt_q, mp->context, + session->vpp_handle, 0); + return session->session_index; + +error: + evt_q = uword_to_pointer (mp->vpp_event_queue_address, svm_msg_q_t *); + vcl_send_session_accepted_reply (evt_q, mp->context, mp->handle, + VNET_API_ERROR_INVALID_ARGUMENT); + vcl_session_free (wrk, session); + return VCL_INVALID_SESSION_INDEX; } static u32 @@ -1324,7 +1328,7 @@ vppcom_session_accept (uint32_t listen_session_handle, vppcom_endpt_t * ep, e = svm_msg_q_msg_data (wrk->app_event_queue, &msg); if (e->event_type != SESSION_CTRL_EVT_ACCEPTED) { - clib_warning ("discarded event: %u", e->event_type); + VDBG (0, "discarded event: %u", e->event_type); svm_msg_q_free_msg (wrk->app_event_queue, &msg); continue; } @@ -1335,7 +1339,11 @@ vppcom_session_accept (uint32_t listen_session_handle, vppcom_endpt_t * ep, handle: - client_session_index = vcl_session_accepted_handler (wrk, &accepted_msg); + client_session_index = vcl_session_accepted_handler (wrk, &accepted_msg, + listen_session_index); + if (client_session_index == VCL_INVALID_SESSION_INDEX) + return VPPCOM_ECONNABORTED; + listen_session = vcl_session_get (wrk, listen_session_index); client_session = vcl_session_get (wrk, client_session_index); @@ -1360,10 +1368,6 @@ handle: sizeof (ip6_address_t)); } - vcl_send_session_accepted_reply (client_session->vpp_evt_q, - client_session->client_context, - client_session->vpp_handle, 0); - VDBG (0, "listener %u [0x%llx] accepted %u [0x%llx] peer: %U:%u " "local: %U:%u", listen_session_handle, listen_session->vpp_handle, client_session_index, client_session->vpp_handle, |