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srsLTE
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Addind the mechanisms to cleanup eNB when SCTP connection is terminated.

This commit is contained in:
Pedro Alvarez 2017-10-20 17:05:52 +01:00
parent b9aff650a7
commit bc447a32fe
2 changed files with 19 additions and 4 deletions
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19
srsepc/src/mme/mme.cc
View File

@ -136,9 +136,22 @@ mme::run_thread()
m_s1ap_log.debug("Socket timeout reached");
}
else{
pdu->N_bytes = rd_sz;
m_s1ap_log.info("Received S1AP msg. Size: %d\n", pdu->N_bytes);
m_s1ap.handle_s1ap_rx_pdu(pdu,&sri);
if(msg_flags & MSG_NOTIFICATION)
{
//Received notification
m_s1ap_log.console("SCTP Notification %d\n", ((union sctp_notification*)pdu->msg)->sn_header.sn_type);
if (((union sctp_notification*)pdu->msg)->sn_header.sn_type == SCTP_SHUTDOWN_EVENT)
{
m_s1ap_log.console("SCTP Association Gracefully Shutdown\n");
}
}
else
{
//Received data
pdu->N_bytes = rd_sz;
m_s1ap_log.info("Received S1AP msg. Size: %d\n", pdu->N_bytes);
m_s1ap.handle_s1ap_rx_pdu(pdu,&sri);
}
}
}
return;

4
srsepc/src/mme/s1ap.cc
View File

@ -62,7 +62,7 @@ s1ap::stop()
std::map<uint16_t,enb_ctx_t*>::iterator it = m_active_enbs.begin();
while(it!=m_active_enbs.end())
{
//print_enb_ctx_info(*it->second);
print_enb_ctx_info(*it->second);
delete it->second;
m_active_enbs.erase(it++);
}
@ -91,8 +91,10 @@ s1ap::enb_listen()
}
//Sets the data_io_event to be able to use sendrecv_info
//Subscribes to the SCTP_SHUTDOWN event, to handle graceful shutdown
bzero (&evnts, sizeof (evnts)) ;
evnts.sctp_data_io_event = 1;
evnts.sctp_shutdown_event=1;
if(setsockopt(sock_fd, IPPROTO_SCTP, SCTP_EVENTS, &evnts, sizeof (evnts))){
m_s1ap_log->console("Subscribing to sctp_data_io_events failed\n");
return -1;