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Commit fb10b03c authored by wujing's avatar wujing Committed by masayuki.harada
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merge NNSF feature based on v1.0.2 

(cherry picked from commit b9e93a16379cf261502d9451b60bd787c07da64e)
parent 29aa1b7c
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Showing with 196 additions and 40 deletions
openair2/RRC/LTE/rrc_eNB_S1AP.c
View file @ fb10b03c
......@@ -782,23 +782,58 @@ rrc_eNB_send_S1AP_NAS_FIRST_REQ(
S1AP_NAS_FIRST_REQ (message_p).ue_identity.presenceMask |= UE_IDENTITIES_gummei;
if (r_mme->plmn_Identity != NULL) {
if ((r_mme->plmn_Identity->mcc != NULL) && (r_mme->plmn_Identity->mcc->list.count > 0)) {
/* ----- %%%%% KDDI DEMO KCN 削除 ここから ----- */
// if ((r_mme->plmn_Identity->mcc != NULL) && (r_mme->plmn_Identity->mcc->list.count > 0)) {
/* Use first indicated PLMN MCC if it is defined */
S1AP_NAS_FIRST_REQ (message_p).ue_identity.gummei.mcc = *r_mme->plmn_Identity->mcc->list.array[selected_plmn_identity];
// S1AP_NAS_FIRST_REQ (message_p).ue_identity.gummei.mcc = *r_mme->plmn_Identity->mcc->list.array[selected_plmn_identity];
/* ----- %%%%% KDDI DEMO KCN 削除 ここまで ----- */
/* ----- %%%%% KDDI DEMO KCN 追加 ここから ----- */
if ((r_mme->plmn_Identity->mcc != NULL) && (r_mme->plmn_Identity->mcc->list.count == 3))
{
S1AP_NAS_FIRST_REQ (message_p).ue_identity.gummei.mcc = (*r_mme->plmn_Identity->mcc->list.array[0] & 0xf) * 100 +
(*r_mme->plmn_Identity->mcc->list.array[1] & 0xf) * 10 +
(*r_mme->plmn_Identity->mcc->list.array[2] & 0xf);
/* ----- %%%%% KDDI DEMO KCN 追加 ここまで ----- */
LOG_I(S1AP, "[eNB %d] Build S1AP_NAS_FIRST_REQ adding in s_TMSI: GUMMEI MCC %u ue %x\n",
ctxt_pP->module_id,
S1AP_NAS_FIRST_REQ (message_p).ue_identity.gummei.mcc,
ue_context_pP->ue_context.rnti);
}
if (r_mme->plmn_Identity->mnc.list.count > 0) {
/* ----- %%%%% KDDI DEMO KCN 削除 ここから ----- */
// if (r_mme->plmn_Identity->mnc.list.count > 0) {
/* Use first indicated PLMN MNC if it is defined */
S1AP_NAS_FIRST_REQ (message_p).ue_identity.gummei.mnc = *r_mme->plmn_Identity->mnc.list.array[selected_plmn_identity];
LOG_I(S1AP, "[eNB %d] Build S1AP_NAS_FIRST_REQ adding in s_TMSI: GUMMEI MNC %u ue %x\n",
// S1AP_NAS_FIRST_REQ (message_p).ue_identity.gummei.mnc = *r_mme->plmn_Identity->mnc.list.array[selected_plmn_identity];
// LOG_I(S1AP, "[eNB %d] Build S1AP_NAS_FIRST_REQ adding in s_TMSI: GUMMEI MNC %u ue %x\n",
// ctxt_pP->module_id,
// S1AP_NAS_FIRST_REQ (message_p).ue_identity.gummei.mnc,
// ue_context_pP->ue_context.rnti);
// }
/* ----- %%%%% KDDI DEMO KCN 削除 ここまで ----- */
/* ----- %%%%% KDDI DEMO KCN 追加 ここから ----- */
if(r_mme->plmn_Identity->mnc.list.count == 3)
{
S1AP_NAS_FIRST_REQ (message_p).ue_identity.gummei.mnc = (*r_mme->plmn_Identity->mnc.list.array[0] & 0xf) * 100 +
(*r_mme->plmn_Identity->mnc.list.array[1] & 0xf) * 10 +
(*r_mme->plmn_Identity->mnc.list.array[2] & 0xf);
S1AP_NAS_FIRST_REQ (message_p).ue_identity.gummei.mnc_len = 3;
LOG_I(S1AP, "[eNB %d] Build S1AP_NAS_FIRST_REQ adding in s_TMSI: GUMMEI MNC %u %udigit ue %x\n",
ctxt_pP->module_id,
S1AP_NAS_FIRST_REQ (message_p).ue_identity.gummei.mnc,
S1AP_NAS_FIRST_REQ (message_p).ue_identity.gummei.mnc_len,
ue_context_pP->ue_context.rnti);
}
else if(r_mme->plmn_Identity->mnc.list.count == 2)
{
S1AP_NAS_FIRST_REQ (message_p).ue_identity.gummei.mnc = (*r_mme->plmn_Identity->mnc.list.array[0] & 0xf) * 10 +
(*r_mme->plmn_Identity->mnc.list.array[1] & 0xf);
S1AP_NAS_FIRST_REQ (message_p).ue_identity.gummei.mnc_len = 2;
LOG_I(S1AP, "[eNB %d] Build S1AP_NAS_FIRST_REQ adding in s_TMSI: GUMMEI MNC %u %udigit ue %x\n",
ctxt_pP->module_id,
S1AP_NAS_FIRST_REQ (message_p).ue_identity.gummei.mnc,
S1AP_NAS_FIRST_REQ (message_p).ue_identity.gummei.mnc_len,
ue_context_pP->ue_context.rnti);
}
/* ----- %%%%% KDDI DEMO KCN 追加 ここまで ----- */
} else { // end if plmn_Identity != NULL
S1AP_NAS_FIRST_REQ(message_p).ue_identity.gummei.mcc = rrc->configuration.mcc[selected_plmn_identity];
S1AP_NAS_FIRST_REQ(message_p).ue_identity.gummei.mnc = rrc->configuration.mnc[selected_plmn_identity];
......
openair3/S1AP/s1ap_eNB_defs.h
View file @ fb10b03c
......@@ -164,6 +164,10 @@ typedef struct s1ap_eNB_mme_data_s {
/* Only meaningfull in virtual mode */
struct s1ap_eNB_instance_s *s1ap_eNB_instance;
/* ----- %%%%% KDDI DEMO KCN 追加 ここから ----- */
/* 接続呼数 */
uint32_t nb_calls;
/* ----- %%%%% KDDI DEMO KCN 追加 ここまで ----- */
} s1ap_eNB_mme_data_t;
typedef struct s1ap_eNB_instance_s {
......
openair3/S1AP/s1ap_eNB_nas_procedures.c
View file @ fb10b03c
......@@ -112,34 +112,43 @@ int s1ap_eNB_handle_nas_first_req(
}
}
}
if (mme_desc_p == NULL) {
/* Select MME based on the selected PLMN identity, received through RRC
* Connection Setup Complete */
mme_desc_p = s1ap_eNB_nnsf_select_mme_by_plmn_id(
instance_p,
s1ap_nas_first_req_p->establishment_cause,
s1ap_nas_first_req_p->selected_plmn_identity);
if (mme_desc_p) {
S1AP_INFO("[eNB %d] Chose MME '%s' (assoc_id %d) through selected PLMN Identity index %d MCC %d MNC %d\n",
instance,
mme_desc_p->mme_name,
mme_desc_p->assoc_id,
s1ap_nas_first_req_p->selected_plmn_identity,
instance_p->mcc[s1ap_nas_first_req_p->selected_plmn_identity],
instance_p->mnc[s1ap_nas_first_req_p->selected_plmn_identity]);
}
}
/* ----- %%%%% KDDI DEMO KCN 削除 ここから ----- */
// if (mme_desc_p == NULL) {
// /* Select MME based on the selected PLMN identity, received through RRC
// * Connection Setup Complete */
// mme_desc_p = s1ap_eNB_nnsf_select_mme_by_plmn_id(
// instance_p,
// s1ap_nas_first_req_p->establishment_cause,
// s1ap_nas_first_req_p->selected_plmn_identity);
//
// if (mme_desc_p) {
// S1AP_INFO("[eNB %d] Chose MME '%s' (assoc_id %d) through selected PLMN Identity index %d MCC %d MNC %d\n",
// instance,
// mme_desc_p->mme_name,
// mme_desc_p->assoc_id,
// s1ap_nas_first_req_p->selected_plmn_identity,
// instance_p->mcc[s1ap_nas_first_req_p->selected_plmn_identity],
// instance_p->mnc[s1ap_nas_first_req_p->selected_plmn_identity]);
// }
// }
/* ----- %%%%% KDDI DEMO KCN 削除 ここまで ----- */
if (mme_desc_p == NULL) {
/*
* If no MME corresponds to the GUMMEI, the s-TMSI, or the selected PLMN
* identity, selects the MME with the highest capacity.
*/
/* ----- %%%%% KDDI DEMO KCN 削除 ここから ----- */
// mme_desc_p = s1ap_eNB_nnsf_select_mme(
// instance_p,
// s1ap_nas_first_req_p->establishment_cause);
/* ----- %%%%% KDDI DEMO KCN 削除 ここまで ----- */
/* ----- %%%%% KDDI DEMO KCN 追加 ここから ----- */
mme_desc_p = s1ap_eNB_nnsf_select_mme(
instance_p,
s1ap_nas_first_req_p->establishment_cause);
s1ap_nas_first_req_p->establishment_cause,
s1ap_nas_first_req_p->selected_plmn_identity);
/* ----- %%%%% KDDI DEMO KCN 追加 ここまで ----- */
if (mme_desc_p) {
S1AP_INFO("[eNB %d] Chose MME '%s' (assoc_id %d) through highest relative capacity\n",
......@@ -232,10 +241,18 @@ int s1ap_eNB_handle_nas_first_req(
MACRO_ENB_ID_TO_CELL_IDENTITY(instance_p->eNB_id,
0, // Cell ID
&ie->value.choice.EUTRAN_CGI.cell_ID);
MCC_MNC_TO_TBCD(instance_p->mcc[ue_desc_p->selected_plmn_identity],
instance_p->mnc[ue_desc_p->selected_plmn_identity],
instance_p->mnc_digit_length[ue_desc_p->selected_plmn_identity],
/* ----- %%%%% KDDI DEMO KCN 削除 ここから ----- */
// MCC_MNC_TO_TBCD(instance_p->mcc[ue_desc_p->selected_plmn_identity],
// instance_p->mnc[ue_desc_p->selected_plmn_identity],
// instance_p->mnc_digit_length[ue_desc_p->selected_plmn_identity],
// &ie->value.choice.EUTRAN_CGI.pLMNidentity);
/* ----- %%%%% KDDI DEMO KCN 削除 ここまで ----- */
/* ----- %%%%% KDDI DEMO KCN 追加 ここから ----- */
MCC_MNC_TO_TBCD(instance_p->mcc[mme_desc_p->broadcast_plmn_index[0]],
instance_p->mnc[mme_desc_p->broadcast_plmn_index[0]],
instance_p->mnc_digit_length[mme_desc_p->broadcast_plmn_index[0]],
&ie->value.choice.EUTRAN_CGI.pLMNidentity);
/* ----- %%%%% KDDI DEMO KCN 追加 ここまで ----- */
ASN_SEQUENCE_ADD(&out->protocolIEs.list, ie);
/* Set the establishment cause according to those provided by RRC */
DevCheck(s1ap_nas_first_req_p->establishment_cause < RRC_CAUSE_LAST,
......@@ -493,11 +510,20 @@ int s1ap_eNB_nas_uplink(instance_t instance, s1ap_uplink_nas_t *s1ap_uplink_nas_
ie->id = S1AP_ProtocolIE_ID_id_EUTRAN_CGI;
ie->criticality = S1AP_Criticality_ignore;
ie->value.present = S1AP_UplinkNASTransport_IEs__value_PR_EUTRAN_CGI;
/* ----- %%%%% KDDI DEMO KCN 削除 ここから ----- */
// MCC_MNC_TO_PLMNID(
// s1ap_eNB_instance_p->mcc[ue_context_p->selected_plmn_identity],
// s1ap_eNB_instance_p->mnc[ue_context_p->selected_plmn_identity],
// s1ap_eNB_instance_p->mnc_digit_length[ue_context_p->selected_plmn_identity],
// &ie->value.choice.EUTRAN_CGI.pLMNidentity);
/* ----- %%%%% KDDI DEMO KCN 削除 ここまで ----- */
/* ----- %%%%% KDDI DEMO KCN 追加 ここから ----- */
MCC_MNC_TO_PLMNID(
s1ap_eNB_instance_p->mcc[ue_context_p->selected_plmn_identity],
s1ap_eNB_instance_p->mnc[ue_context_p->selected_plmn_identity],
s1ap_eNB_instance_p->mnc_digit_length[ue_context_p->selected_plmn_identity],
s1ap_eNB_instance_p->mcc[ue_context_p->mme_ref->broadcast_plmn_index[0]],
s1ap_eNB_instance_p->mnc[ue_context_p->mme_ref->broadcast_plmn_index[0]],
s1ap_eNB_instance_p->mnc_digit_length[ue_context_p->mme_ref->broadcast_plmn_index[0]],
&ie->value.choice.EUTRAN_CGI.pLMNidentity);
/* ----- %%%%% KDDI DEMO KCN 追加 ここまで ----- */
//#warning "TODO get cell id from RRC"
MACRO_ENB_ID_TO_CELL_IDENTITY(s1ap_eNB_instance_p->eNB_id,
0,
......
openair3/S1AP/s1ap_eNB_nnsf.c
View file @ fb10b03c
......@@ -36,15 +36,43 @@
#include "s1ap_eNB_defs.h"
#include "s1ap_eNB_nnsf.h"
/* ----- %%%%% KDDI DEMO KCN 削除 ここから ----- */
//struct s1ap_eNB_mme_data_s *
//s1ap_eNB_nnsf_select_mme(s1ap_eNB_instance_t *instance_p,
// rrc_establishment_cause_t cause)
/* ----- %%%%% KDDI DEMO KCN 削除 ここまで ----- */
/* ----- %%%%% KDDI DEMO KCN 追加 ここから ----- */
struct s1ap_eNB_mme_data_s *
s1ap_eNB_nnsf_select_mme(s1ap_eNB_instance_t *instance_p,
rrc_establishment_cause_t cause)
rrc_establishment_cause_t cause,
uint32_t plmn_id)
/* ----- %%%%% KDDI DEMO KCN 追加 ここまで ----- */
{
struct s1ap_eNB_mme_data_s *mme_data_p = NULL;
struct s1ap_eNB_mme_data_s *mme_highest_capacity_p = NULL;
uint8_t current_capacity = 0;
/* ----- %%%%% KDDI DEMO KCN 削除 ここから ----- */
// uint8_t current_capacity = 0;
/* ----- %%%%% KDDI DEMO KCN 削除 ここまで ----- */
/* ----- %%%%% KDDI DEMO KCN 追加 ここから ----- */
typedef struct MME_nnsf_inf {
struct s1ap_eNB_mme_data_s *mme_p;
uint64_t weight;
} MME_nnsf_inf_t;
uint16_t capacity_sum = 0;
MME_nnsf_inf_t mme_inf[10];
int cnt;
int nb_mme = 0;
uint64_t weight = 0;
memset(mme_inf, 0, sizeof(mme_inf));
/* ----- %%%%% KDDI DEMO KCN 追加 ここまで ----- */
RB_FOREACH(mme_data_p, s1ap_mme_map, &instance_p->s1ap_mme_head) {
/* ----- %%%%% KDDI DEMO KCN 追加 ここから ----- */
struct served_gummei_s *gummei_p = NULL;
capacity_sum = capacity_sum + mme_data_p->relative_mme_capacity;
/* ----- %%%%% KDDI DEMO KCN 追加 ここまで ----- */
if (mme_data_p->state != S1AP_ENB_STATE_CONNECTED) {
/* The association between MME and eNB is not ready for the moment,
* go to the next known MME.
......@@ -79,12 +107,67 @@ s1ap_eNB_nnsf_select_mme(s1ap_eNB_instance_t *instance_p,
}
}
if (current_capacity < mme_data_p->relative_mme_capacity) {
/* We find a better MME, keep a reference to it */
current_capacity = mme_data_p->relative_mme_capacity;
mme_highest_capacity_p = mme_data_p;
/* ----- %%%%% KDDI DEMO KCN 削除 ここから ----- */
// if (current_capacity < mme_data_p->relative_mme_capacity) {
// /* We find a better MME, keep a reference to it */
// current_capacity = mme_data_p->relative_mme_capacity;
// mme_highest_capacity_p = mme_data_p;
// }
/* ----- %%%%% KDDI DEMO KCN 削除 ここまで ----- */
/* ----- %%%%% KDDI DEMO KCN 追加 ここから ----- */
gummei_p = mme_data_p->served_gummei.stqh_first;
if( gummei_p != NULL )
{
struct plmn_identity_s *served_plmns_p = NULL;
served_plmns_p = gummei_p->served_plmns.stqh_first;
if( served_plmns_p != 0 )
for( cnt = 0 ; cnt < 8 ; cnt++)
{
if ( (served_plmns_p->mcc == instance_p->mcc[plmn_id]) &&
(served_plmns_p->mnc == instance_p->mnc[plmn_id]) )
{
mme_inf[nb_mme].mme_p = mme_data_p;
nb_mme++;
break;
}
if( served_plmns_p->next.stqe_next == 0 )
{
break;
}
served_plmns_p = served_plmns_p->next.stqe_next;
}
}
/* ----- %%%%% KDDI DEMO KCN 追加 ここまで ----- */
}
/* ----- %%%%% KDDI DEMO KCN 追加 ここから ----- */
if( nb_mme != 0 )
{
for( cnt = 0 ; cnt < nb_mme ; cnt++ )
{
mme_inf[cnt].weight = (capacity_sum*10)/mme_inf[cnt].mme_p->relative_mme_capacity;
mme_inf[cnt].weight = (mme_inf[cnt].weight)*(mme_inf[cnt].mme_p->nb_calls + 1);
}
mme_highest_capacity_p = mme_inf[0].mme_p;
weight = mme_inf[0].weight;
for( cnt = 1 ; cnt < nb_mme ; cnt++ )
{
if( weight > mme_inf[cnt].weight )
{
mme_highest_capacity_p = mme_inf[cnt].mme_p;
weight = mme_inf[cnt].weight;
}
}
}
else
{
mme_highest_capacity_p = NULL;
}
if( mme_highest_capacity_p != NULL )
{
mme_highest_capacity_p->nb_calls++;
}
/* ----- %%%%% KDDI DEMO KCN 追加 ここまで ----- */
return mme_highest_capacity_p;
}
......
openair3/S1AP/s1ap_eNB_nnsf.h
View file @ fb10b03c
......@@ -22,9 +22,17 @@
#ifndef S1AP_ENB_NNSF_H_
#define S1AP_ENB_NNSF_H_
/* ----- %%%%% KDDI DEMO KCN 削除 ここから ----- */
//struct s1ap_eNB_mme_data_s *
//s1ap_eNB_nnsf_select_mme(s1ap_eNB_instance_t *instance_p,
// rrc_establishment_cause_t cause);
/* ----- %%%%% KDDI DEMO KCN 削除 ここまで ----- */
/* ----- %%%%% KDDI DEMO KCN 追加 ここから ----- */
struct s1ap_eNB_mme_data_s *
s1ap_eNB_nnsf_select_mme(s1ap_eNB_instance_t *instance_p,
rrc_establishment_cause_t cause);
rrc_establishment_cause_t cause,
uint32_t plmn_id);
/* ----- %%%%% KDDI DEMO KCN 追加 ここまで ----- */
struct s1ap_eNB_mme_data_s *
s1ap_eNB_nnsf_select_mme_by_plmn_id(s1ap_eNB_instance_t *instance_p,
......
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