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fix process NGAP_INITIAL_CONTEXT_SETUP_REQ

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This commit is contained in:
yaojie
2020-11-06 10:36:56 +00:00
parent 3d75f3c199
commit bce573e64e
5 changed files with 52 additions and 24 deletions
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openair2/COMMON/platform_constants.h
+2
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@@ -29,6 +29,7 @@
***************************************************************************/
#include "LTE_asn_constant.h"
#include "NR_asn_constant.h"
#ifndef __PLATFORM_CONSTANTS_H__
# define __PLATFORM_CONSTANTS_H__
@@ -116,6 +117,7 @@
#define DEFAULT_RAB_ID 1
#define NB_RB_MAX (LTE_maxDRB + 3) /* was 11, now 14, maxDRB comes from asn1_constants.h, + 3 because of 3 SRB, one invisible id 0, then id 1 and 2 */
#define NR_NB_RB_MAX (NR_maxDRB + 3)
#define NB_RB_MBMS_MAX (LTE_maxSessionPerPMCH*LTE_maxServiceCount)
openair2/RRC/NR/nr_rrc_defs.h
+16 -4
View File
@@ -257,6 +257,19 @@ typedef struct nr_rrc_guami_s {
uint8_t amf_pointer;
} nr_rrc_guami_t;
typedef enum pdu_session_satus_e {
PDU_SESSION_STATUS_NEW
//TODO
} pdu_session_status_t;
typedef struct pdu_session_param_s {
pdusession_t param;
uint8_t status;
uint8_t xid; // transaction_id
ngap_Cause_t cause;
uint8_t cause_value;
} __attribute__ ((__packed__)) pdu_session_param_t;
typedef struct gNB_RRC_UE_s {
uint8_t primaryCC_id;
LTE_SCellToAddMod_r10_t sCell_config[2];
@@ -323,14 +336,14 @@ typedef struct gNB_RRC_UE_s {
/* Total number of e_rab already setup in the list */
uint8_t setup_e_rabs;
/* Number of e_rab to be setup in the list */
uint8_t nb_of_e_rabs;
/* Number of pdu session to be setup in the list */
uint8_t nb_of_pdusessions;
/* Number of e_rab to be modified in the list */
uint8_t nb_of_modify_e_rabs;
uint8_t nb_of_failed_e_rabs;
e_rab_param_t modify_e_rab[NB_RB_MAX];//[S1AP_MAX_E_RAB];
/* list of e_rab to be setup by RRC layers */
e_rab_param_t e_rab[NB_RB_MAX];//[S1AP_MAX_E_RAB];
pdu_session_param_t pdusession[NR_NB_RB_MAX];//[NGAP_MAX_PDU_SESSION];
//release e_rabs
uint8_t nb_release_of_e_rabs;
e_rab_failed_t e_rabs_release_failed[S1AP_MAX_E_RAB];
@@ -446,7 +459,6 @@ typedef struct gNB_RRC_INST_s {
} gNB_RRC_INST;
#include "nr_rrc_proto.h" //should be put here otherwise compilation error
#endif
openair2/RRC/NR/rrc_gNB_NGAP.c
+24 -10
View File
@@ -470,7 +470,21 @@ rrc_gNB_process_NGAP_INITIAL_CONTEXT_SETUP_REQ(
ue_context_p->ue_context.amf_ue_ngap_id = NGAP_INITIAL_CONTEXT_SETUP_REQ (msg_p).amf_ue_ngap_id;
ue_context_p->ue_context.nas_pdu_flag = NGAP_INITIAL_CONTEXT_SETUP_REQ (msg_p).nas_pdu_flag;
ue_context_p->ue_context.nb_of_pdusessions = NGAP_INITIAL_CONTEXT_SETUP_REQ(msg_p).nb_of_pdusessions;
for (int i = 0; i < ue_context_p->ue_context.nb_of_pdusessions; i++) {
ue_context_p->ue_context.pdusession[i].status = PDU_SESSION_STATUS_NEW;
ue_context_p->ue_context.pdusession[i].param = NGAP_INITIAL_CONTEXT_SETUP_REQ (msg_p).pdusession_param[i];
//create_tunnel_req.eps_bearer_id[i] = NGAP_INITIAL_CONTEXT_SETUP_REQ (msg_p).e_rab_param[i].e_rab_id;
//create_tunnel_req.sgw_S1u_teid[i] = NGAP_INITIAL_CONTEXT_SETUP_REQ (msg_p).e_rab_param[i].gtp_teid;
//memcpy(&create_tunnel_req.sgw_addr[i],
// &S1AP_INITIAL_CONTEXT_SETUP_REQ (msg_p).e_rab_param[i].sgw_addr,
// sizeof(transport_layer_addr_t));
//inde_list[create_tunnel_req.num_tunnels]= i;
//create_tunnel_req.num_tunnels++;
}
/* NAS PDU */
ue_context_p->ue_context.nas_pdu_flag = NGAP_INITIAL_CONTEXT_SETUP_REQ(msg_p).nas_pdu_flag;
if (ue_context_p->ue_context.nas_pdu_flag == 1) {
ue_context_p->ue_context.nas_pdu.length = NGAP_INITIAL_CONTEXT_SETUP_REQ(msg_p).nas_pdu.length;
ue_context_p->ue_context.nas_pdu.buffer = NGAP_INITIAL_CONTEXT_SETUP_REQ(msg_p).nas_pdu.buffer;
@@ -518,25 +532,25 @@ rrc_gNB_send_NGAP_INITIAL_CONTEXT_SETUP_RESP(
//------------------------------------------------------------------------------
{
MessageDef *msg_p = NULL;
int e_rab;
int pdusession;
int e_rabs_done = 0;
int e_rabs_failed = 0;
msg_p = itti_alloc_new_message (TASK_RRC_ENB, NGAP_INITIAL_CONTEXT_SETUP_RESP);
NGAP_INITIAL_CONTEXT_SETUP_RESP (msg_p).gNB_ue_ngap_id = ue_context_pP->ue_context.gNB_ue_ngap_id;
for (e_rab = 0; e_rab < ue_context_pP->ue_context.nb_of_e_rabs; e_rab++) {
if (ue_context_pP->ue_context.e_rab[e_rab].status == E_RAB_STATUS_DONE) {
for (pdusession = 0; pdusession < ue_context_pP->ue_context.nb_of_pdusessions; pdusession++) {
if (ue_context_pP->ue_context.pdusession[pdusession].status == E_RAB_STATUS_DONE) {
e_rabs_done++;
NGAP_INITIAL_CONTEXT_SETUP_RESP (msg_p).pdusessions[e_rab].pdusession_id = ue_context_pP->ue_context.e_rab[e_rab].param.e_rab_id;
NGAP_INITIAL_CONTEXT_SETUP_RESP (msg_p).pdusessions[pdusession].pdusession_id = ue_context_pP->ue_context.pdusession[pdusession].param.pdusession_id;
// TODO add other information from S1-U when it will be integrated
NGAP_INITIAL_CONTEXT_SETUP_RESP (msg_p).pdusessions[e_rab].gtp_teid = ue_context_pP->ue_context.gnb_gtp_teid[e_rab];
memcpy(NGAP_INITIAL_CONTEXT_SETUP_RESP (msg_p).pdusessions[e_rab].gNB_addr.buffer , ue_context_pP->ue_context.gnb_gtp_addrs[e_rab].buffer, 20);
NGAP_INITIAL_CONTEXT_SETUP_RESP (msg_p).pdusessions[e_rab].gNB_addr.length = 4;
ue_context_pP->ue_context.e_rab[e_rab].status = E_RAB_STATUS_ESTABLISHED;
NGAP_INITIAL_CONTEXT_SETUP_RESP (msg_p).pdusessions[pdusession].gtp_teid = ue_context_pP->ue_context.gnb_gtp_teid[pdusession];
memcpy(NGAP_INITIAL_CONTEXT_SETUP_RESP (msg_p).pdusessions[pdusession].gNB_addr.buffer , ue_context_pP->ue_context.gnb_gtp_addrs[pdusession].buffer, 20);
NGAP_INITIAL_CONTEXT_SETUP_RESP (msg_p).pdusessions[pdusession].gNB_addr.length = 4;
ue_context_pP->ue_context.pdusession[pdusession].status = E_RAB_STATUS_ESTABLISHED;
} else {
e_rabs_failed++;
ue_context_pP->ue_context.e_rab[e_rab].status = E_RAB_STATUS_FAILED;
NGAP_INITIAL_CONTEXT_SETUP_RESP (msg_p).pdusessions_failed[e_rab].pdusession_id = ue_context_pP->ue_context.e_rab[e_rab].param.e_rab_id;
ue_context_pP->ue_context.pdusession[pdusession].status = E_RAB_STATUS_FAILED;
NGAP_INITIAL_CONTEXT_SETUP_RESP (msg_p).pdusessions_failed[pdusession].pdusession_id = ue_context_pP->ue_context.pdusession[pdusession].param.pdusession_id;
// TODO add cause when it will be integrated
}
}
openair2/RRC/NR/rrc_gNB_UE_context.c
+1 -1
View File
@@ -134,7 +134,7 @@ rrc_gNB_allocate_new_UE_context(
new_p->local_uid = nr_uid_linear_allocator_new(rrc_instance_pP);
for(int i = 0; i < NB_RB_MAX; i++) {
new_p->ue_context.e_rab[i].xid = -1;
new_p->ue_context.pdusession[i].xid = -1;
new_p->ue_context.modify_e_rab[i].xid = -1;
}
openair2/RRC/NR/rrc_gNB_nsa.c
+9 -9
View File
@@ -186,14 +186,14 @@ void rrc_add_nsa_user(gNB_RRC_INST *rrc,struct rrc_gNB_ue_context_s *ue_context_
if (m->nb_e_rabs_tobeadded>0) {
for (int i=0; i<m->nb_e_rabs_tobeadded; i++) {
// Add the new E-RABs at the corresponding rrc ue context of the gNB
ue_context_p->ue_context.e_rab[i].param.e_rab_id = m->e_rabs_tobeadded[i].e_rab_id;
ue_context_p->ue_context.e_rab[i].param.gtp_teid = m->e_rabs_tobeadded[i].gtp_teid;
memcpy(&ue_context_p->ue_context.e_rab[i].param.sgw_addr, &m->e_rabs_tobeadded[i].sgw_addr, sizeof(transport_layer_addr_t));
ue_context_p->ue_context.nb_of_e_rabs++;
ue_context_p->ue_context.pdusession[i].param.pdusession_id = m->e_rabs_tobeadded[i].e_rab_id;
ue_context_p->ue_context.pdusession[i].param.gtp_teid = m->e_rabs_tobeadded[i].gtp_teid;
memcpy(&ue_context_p->ue_context.pdusession[i].param.upf_addr, &m->e_rabs_tobeadded[i].sgw_addr, sizeof(transport_layer_addr_t));
ue_context_p->ue_context.nb_of_pdusessions++;
//Fill the required E-RAB specific information for the creation of the S1-U tunnel between the gNB and the SGW
create_tunnel_req.eps_bearer_id[i] = ue_context_p->ue_context.e_rab[i].param.e_rab_id;
create_tunnel_req.sgw_S1u_teid[i] = ue_context_p->ue_context.e_rab[i].param.gtp_teid;
memcpy(&create_tunnel_req.sgw_addr[i], &ue_context_p->ue_context.e_rab[i].param.sgw_addr, sizeof(transport_layer_addr_t));
create_tunnel_req.eps_bearer_id[i] = ue_context_p->ue_context.pdusession[i].param.pdusession_id;
create_tunnel_req.sgw_S1u_teid[i] = ue_context_p->ue_context.pdusession[i].param.gtp_teid;
memcpy(&create_tunnel_req.sgw_addr[i], &ue_context_p->ue_context.pdusession[i].param.upf_addr, sizeof(transport_layer_addr_t));
inde_list[i] = i;
LOG_I(RRC,"S1-U tunnel: index %d target sgw ip %d.%d.%d.%d length %d gtp teid %u\n",
i,
@@ -220,8 +220,8 @@ void rrc_add_nsa_user(gNB_RRC_INST *rrc,struct rrc_gNB_ue_context_s *ue_context_
X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).nb_e_rabs_admitted_tobeadded = m->nb_e_rabs_tobeadded;
X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).target_assoc_id = m->target_assoc_id;
for(int i=0; i<ue_context_p->ue_context.nb_of_e_rabs; i++) {
X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).e_rabs_admitted_tobeadded[i].e_rab_id = ue_context_p->ue_context.e_rab[i].param.e_rab_id;
for(int i=0; i<ue_context_p->ue_context.nb_of_pdusessions; i++) {
X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).e_rabs_admitted_tobeadded[i].e_rab_id = ue_context_p->ue_context.pdusession[i].param.pdusession_id;
X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).e_rabs_admitted_tobeadded[i].gtp_teid = create_tunnel_resp.enb_S1u_teid[i];
memcpy(&X2AP_ENDC_SGNB_ADDITION_REQ_ACK(msg).e_rabs_admitted_tobeadded[i].gnb_addr, &create_tunnel_resp.enb_addr, sizeof(transport_layer_addr_t));
//The length field in the X2AP targetting structure is expected in bits but the create_tunnel_resp returns the address length in bytes