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Log served GUAMIs, PLMNs and slices in NG Setup handler

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This commit is contained in:
Guido Casati
2025-05-28 13:01:28 +02:00
parent 539d17203f
commit cc57bcc3a0
1 changed files with 40 additions and 6 deletions
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openair3/NGAP/ngap_gNB_handlers.c
+40 -6
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@@ -136,6 +136,36 @@ static int ngap_gNB_handle_ng_setup_failure(sctp_assoc_t assoc_id, uint32_t stre
return 0;
}
static void ngap_dump_served_guami(const ngap_gNB_amf_data_t *amf_desc_p)
{
const struct served_guami_s *guami_p;
const struct plmn_identity_s *plmn_p;
const struct served_region_id_s *region_p;
const struct amf_set_id_s *set_id_p;
const struct amf_pointer_s *pointer_p;
NGAP_DEBUG("Served GUAMIs for AMF %s (assoc_id=%d):\n",
amf_desc_p->amf_name ? amf_desc_p->amf_name : "(no name)",
amf_desc_p->assoc_id);
STAILQ_FOREACH(guami_p, &amf_desc_p->served_guami, next)
{
NGAP_DEBUG(" GUAMI:\n");
STAILQ_FOREACH(plmn_p, &guami_p->served_plmns, next) {
NGAP_DEBUG(" PLMN: MCC=%03d, MNC=%0*d\n", plmn_p->mcc, plmn_p->mnc_digit_length, plmn_p->mnc);
}
STAILQ_FOREACH(region_p, &guami_p->served_region_ids, next) {
NGAP_DEBUG(" AMF Region ID: %d\n", region_p->amf_region_id);
}
STAILQ_FOREACH(set_id_p, &guami_p->amf_set_ids, next) {
NGAP_DEBUG(" AMF Set ID: %d\n", set_id_p->amf_set_id);
}
STAILQ_FOREACH(pointer_p, &guami_p->amf_pointers, next) {
NGAP_DEBUG(" AMF Pointer: %d\n", pointer_p->amf_pointer);
}
}
}
static int ngap_gNB_handle_ng_setup_response(sctp_assoc_t assoc_id, uint32_t stream, NGAP_NGAP_PDU_t *pdu)
{
NGAP_NGSetupResponse_t *container;
@@ -164,7 +194,6 @@ static int ngap_gNB_handle_ng_setup_response(sctp_assoc_t assoc_id, uint32_t str
/* The list of served guami can contain at most 256 elements.
* NR related guami is the first element in the list, i.e with an id of 0.
*/
NGAP_DEBUG("servedGUAMIs.list.count %d\n", ie->value.choice.ServedGUAMIList.list.count);
DevAssert(ie->value.choice.ServedGUAMIList.list.count > 0);
DevAssert(ie->value.choice.ServedGUAMIList.list.count <= NGAP_maxnoofServedGUAMIs);
@@ -214,6 +243,7 @@ static int ngap_gNB_handle_ng_setup_response(sctp_assoc_t assoc_id, uint32_t str
STAILQ_INSERT_TAIL(&amf_desc_p->served_guami, new_guami_p, next);
}
ngap_dump_served_guami(amf_desc_p);
/* Set the capacity of this AMF */
NGAP_FIND_PROTOCOLIE_BY_ID(NGAP_NGSetupResponseIEs_t, ie, container,
@@ -236,7 +266,6 @@ static int ngap_gNB_handle_ng_setup_response(sctp_assoc_t assoc_id, uint32_t str
NGAP_FIND_PROTOCOLIE_BY_ID(NGAP_NGSetupResponseIEs_t, ie, container,
NGAP_ProtocolIE_ID_id_PLMNSupportList, true);
NGAP_DEBUG("PLMNSupportList.list.count %d\n", ie->value.choice.PLMNSupportList.list.count);
DevAssert(ie->value.choice.PLMNSupportList.list.count > 0);
DevAssert(ie->value.choice.PLMNSupportList.list.count <= NGAP_maxnoofPLMNs);
@@ -251,11 +280,10 @@ static int ngap_gNB_handle_ng_setup_response(sctp_assoc_t assoc_id, uint32_t str
plmn_support_item_p = ie->value.choice.PLMNSupportList.list.array[i];
new_plmn_support_p = calloc(1, sizeof(struct plmn_support_s));
TBCD_TO_MCC_MNC(&plmn_support_item_p->pLMNIdentity, new_plmn_support_p->plmn_identity.mcc,
new_plmn_support_p->plmn_identity.mnc, new_plmn_support_p->plmn_identity.mnc_digit_length);
NGAP_DEBUG("PLMNSupportList.list.count %d\n", plmn_support_item_p->sliceSupportList.list.count);
struct plmn_identity_s *plmn = &new_plmn_support_p->plmn_identity;
TBCD_TO_MCC_MNC(&plmn_support_item_p->pLMNIdentity, plmn->mcc, plmn->mnc, plmn->mnc_digit_length);
NGAP_INFO("Supported PLMN %d: MCC=%03d MNC=%0*d\n", i, plmn->mcc, plmn->mnc_digit_length, plmn->mnc);
DevAssert(plmn_support_item_p->sliceSupportList.list.count > 0);
DevAssert(plmn_support_item_p->sliceSupportList.list.count <= NGAP_maxnoofSliceItems);
@@ -273,6 +301,12 @@ static int ngap_gNB_handle_ng_setup_response(sctp_assoc_t assoc_id, uint32_t str
new_slice_support_p->sD[1] = slice_support_item_p->s_NSSAI.sD->buf[1];
new_slice_support_p->sD[2] = slice_support_item_p->s_NSSAI.sD->buf[2];
}
NGAP_INFO("Supported slice (PLMN %d): SST=0x%02x SD=%d%d%d\n",
i,
new_slice_support_p->sST,
new_slice_support_p->sD[0],
new_slice_support_p->sD[1],
new_slice_support_p->sD[2]);
STAILQ_INSERT_TAIL(&new_plmn_support_p->slice_supports, new_slice_support_p, next);
}