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Add transaction ID for Setup Req&Resp and use it

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CU's TransactionID in F1SetupResponse didn't match Setup Request for
some DUs, so implement this correctly and answer with correct
transaction ID.
This commit is contained in:
Giulio Carota
2024-01-18 15:02:00 +01:00
committed by Robert Schmidt
parent 3df31b0e55
commit d425f08b16
3 changed files with 12 additions and 2 deletions
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openair2/F1AP/f1ap_cu_interface_management.c
+7 -1
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@@ -89,6 +89,12 @@ int CU_handle_F1_SETUP_REQUEST(instance_t instance, sctp_assoc_t assoc_id, uint3
MessageDef *message_p = itti_alloc_new_message(TASK_CU_F1, 0, F1AP_SETUP_REQ);
message_p->ittiMsgHeader.originInstance = assoc_id;
f1ap_setup_req_t *req = &F1AP_SETUP_REQ(message_p);
/* Transaction ID*/
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_F1SetupRequestIEs_t, ie, container, F1AP_ProtocolIE_ID_id_TransactionID, true);
req->transaction_id = ie->value.choice.TransactionID;
LOG_D(F1AP, "req->transaction_id %lu \n", req->transaction_id);
/* gNB_DU_id */
// this function exits if the ie is mandatory
F1AP_FIND_PROTOCOLIE_BY_ID(F1AP_F1SetupRequestIEs_t, ie, container,
@@ -224,7 +230,7 @@ int CU_send_F1_SETUP_RESPONSE(sctp_assoc_t assoc_id, f1ap_setup_resp_t *f1ap_set
ie1->id = F1AP_ProtocolIE_ID_id_TransactionID;
ie1->criticality = F1AP_Criticality_reject;
ie1->value.present = F1AP_F1SetupResponseIEs__value_PR_TransactionID;
ie1->value.choice.TransactionID = F1AP_get_next_transaction_identifier(0, 0);
ie1->value.choice.TransactionID = f1ap_setup_resp->transaction_id;
/* optional */
/* c2. GNB_CU_Name */