From 5735118ea0b7ab787519159114388c8a96f004c1 Mon Sep 17 00:00:00 2001 From: Pedro Alvarez Date: Wed, 27 Oct 2021 18:18:49 +0100 Subject: [PATCH] Make sure SCTP notifications are not handled. Improve logging of SCTP ASSOC CHANGE --- srsenb/src/stack/s1ap/s1ap.cc | 8 +++++++- 1 file changed, 7 insertions(+), 1 deletion(-) diff --git a/srsenb/src/stack/s1ap/s1ap.cc b/srsenb/src/stack/s1ap/s1ap.cc index fea2eb22b..87389ea8c 100644 --- a/srsenb/src/stack/s1ap/s1ap.cc +++ b/srsenb/src/stack/s1ap/s1ap.cc @@ -564,6 +564,9 @@ bool s1ap::handle_mme_rx_msg(srsran::unique_byte_buffer_t pdu, logger.info("SCTP peer addres unreachable. Association: %d", sri.sinfo_assoc_id); srsran::console("SCTP peer address unreachable. Association: %d\n", sri.sinfo_assoc_id); restart_s1 = true; + } else if (notification->sn_header.sn_type == SCTP_ASSOC_CHANGE) { + logger.info("SCTP association changed. Association: %d", sri.sinfo_assoc_id); + srsran::console("SCTP association changed. Association: %d\n", sri.sinfo_assoc_id); } if (restart_s1) { logger.info("Restarting S1 connection"); @@ -594,7 +597,10 @@ bool s1ap::handle_mme_rx_msg(srsran::unique_byte_buffer_t pdu, return false; } - handle_s1ap_rx_pdu(pdu.get()); + if ((flags & MSG_NOTIFICATION) == 0 && pdu->N_bytes != 0) { + handle_s1ap_rx_pdu(pdu.get()); + } + return true; }