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Handling E1 connection loss on CU-CP

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- it triggers the RRC callback after SCTP SHUTDOWN indication
- CUUP entity cleanup at RRC level
This commit is contained in:
Guido Casati
2024-01-25 17:10:52 +01:00
committed by Robert Schmidt
parent b9bfff3327
commit 45ca753b24
6 changed files with 52 additions and 0 deletions
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openair2/COMMON/e1ap_messages_def.h
+3
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@@ -22,6 +22,9 @@
/* gNB_CUUP application layer -> E1AP messages */
MESSAGE_DEF(E1AP_REGISTER_REQ, MESSAGE_PRIORITY_MED, e1ap_register_req_t, e1ap_register_req)
/* E1AP -> RRC to inform about lost connection */
MESSAGE_DEF(E1AP_LOST_CONNECTION, MESSAGE_PRIORITY_MED, e1ap_lost_connection_t, e1ap_lost_connection)
/* E1AP Interface Management Messages */
/* E1AP Setup Request: gNB-CU-UP -> gNB-CU-CP */
MESSAGE_DEF(E1AP_SETUP_REQ , MESSAGE_PRIORITY_MED , e1ap_setup_req_t , e1ap_setup_req)
openair2/COMMON/e1ap_messages_types.h
+7
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@@ -51,6 +51,7 @@
#define E1AP_BEARER_CONTEXT_MODIFICATION_RESP(mSGpTR) (mSGpTR)->ittiMsg.e1ap_bearer_modif_resp
#define E1AP_BEARER_CONTEXT_RELEASE_CMD(mSGpTR) (mSGpTR)->ittiMsg.e1ap_bearer_release_cmd
#define E1AP_BEARER_CONTEXT_RELEASE_CPLT(mSGpTR) (mSGpTR)->ittiMsg.e1ap_bearer_release_cplt
#define E1AP_LOST_CONNECTION(mSGpTR) (mSGpTR)->ittiMsg.e1ap_lost_connection
typedef net_ip_address_t e1ap_net_ip_address_t;
@@ -279,4 +280,10 @@ typedef struct e1ap_bearer_modif_resp_s {
pdu_session_modif_t pduSessionMod[E1AP_MAX_NUM_PDU_SESSIONS];
} e1ap_bearer_modif_resp_t;
/* E1AP Connection Loss indication */
typedef struct e1ap_lost_connection_t {
int dummy;
} e1ap_lost_connection_t;
#endif /* E1AP_MESSAGES_TYPES_H */