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Fixes to F1 Setup Failure

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* added missing Transaction ID to te F1 Setup Failure message struct
* fill F1 Setup Failure transaction ID in RRC before calling the F1 Setup Failure function
This commit is contained in:
Guido Casati
2024-09-27 17:38:38 +02:00
parent 3a5ace00d2
commit 28e2d67ee5
2 changed files with 11 additions and 6 deletions
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openair2/COMMON/f1ap_messages_types.h
+3 -1
View File
@@ -233,7 +233,9 @@ typedef struct f1ap_gnb_cu_configuration_update_s {
typedef struct f1ap_setup_failure_s {
uint16_t cause;
uint16_t time_to_wait;
uint16_t criticality_diagnostics;
uint16_t criticality_diagnostics;
/// Transaction ID (M)
uint64_t transaction_id;
} f1ap_setup_failure_t;
typedef struct f1ap_gnb_cu_configuration_update_acknowledge_s {
openair2/RRC/NR/rrc_gNB_du.c
+8 -5
View File
@@ -262,6 +262,9 @@ void rrc_gNB_process_f1_setup_req(f1ap_setup_req_t *req, sctp_assoc_t assoc_id)
DevAssert(rrc);
LOG_I(NR_RRC, "Received F1 Setup Request from gNB_DU %lu (%s) on assoc_id %d\n", req->gNB_DU_id, req->gNB_DU_name, assoc_id);
// pre-fill F1 Setup Failure message
f1ap_setup_failure_t fail = {.transaction_id = F1AP_get_next_transaction_identifier(0, 0)};
// check:
// - it is one cell
// - PLMN and Cell ID matches
@@ -269,7 +272,7 @@ void rrc_gNB_process_f1_setup_req(f1ap_setup_req_t *req, sctp_assoc_t assoc_id)
// else reject
if (req->num_cells_available != 1) {
LOG_E(NR_RRC, "can only handle on DU cell, but gNB_DU %ld has %d\n", req->gNB_DU_id, req->num_cells_available);
f1ap_setup_failure_t fail = {.cause = F1AP_CauseRadioNetwork_gNB_CU_Cell_Capacity_Exceeded};
fail.cause = F1AP_CauseRadioNetwork_gNB_CU_Cell_Capacity_Exceeded;
rrc->mac_rrc.f1_setup_failure(assoc_id, &fail);
return;
}
@@ -283,7 +286,7 @@ void rrc_gNB_process_f1_setup_req(f1ap_setup_req_t *req, sctp_assoc_t assoc_id)
cell_info->plmn.mcc,
cell_info->plmn.mnc_digit_length,
cell_info->plmn.mnc);
f1ap_setup_failure_t fail = {.cause = F1AP_CauseRadioNetwork_plmn_not_served_by_the_gNB_CU};
fail.cause = F1AP_CauseRadioNetwork_plmn_not_served_by_the_gNB_CU;
rrc->mac_rrc.f1_setup_failure(assoc_id, &fail);
return;
}
@@ -295,7 +298,7 @@ void rrc_gNB_process_f1_setup_req(f1ap_setup_req_t *req, sctp_assoc_t assoc_id)
it->setup_req->gNB_DU_name,
it->assoc_id,
it->setup_req->gNB_DU_id);
f1ap_setup_failure_t fail = {.cause = F1AP_CauseMisc_unspecified};
fail.cause = F1AP_CauseMisc_unspecified;
rrc->mac_rrc.f1_setup_failure(assoc_id, &fail);
return;
}
@@ -312,7 +315,7 @@ void rrc_gNB_process_f1_setup_req(f1ap_setup_req_t *req, sctp_assoc_t assoc_id)
exist_info->nr_pci,
new_info->nr_cellid,
new_info->nr_pci);
f1ap_setup_failure_t fail = {.cause = F1AP_CauseMisc_unspecified};
fail.cause = F1AP_CauseMisc_unspecified;
rrc->mac_rrc.f1_setup_failure(assoc_id, &fail);
return;
}
@@ -339,7 +342,7 @@ void rrc_gNB_process_f1_setup_req(f1ap_setup_req_t *req, sctp_assoc_t assoc_id)
if (sys_info != NULL && sys_info->mib != NULL && !(sys_info->sib1 == NULL && get_softmodem_params()->sa)) {
if (!extract_sys_info(sys_info, &mib, &sib1)) {
LOG_W(RRC, "rejecting DU ID %ld\n", req->gNB_DU_id);
f1ap_setup_failure_t fail = {.cause = F1AP_CauseProtocol_semantic_error};
fail.cause = F1AP_CauseProtocol_semantic_error;
rrc->mac_rrc.f1_setup_failure(assoc_id, &fail);
ASN_STRUCT_FREE(asn_DEF_NR_MeasurementTimingConfiguration, mtc);
return;