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develop&-nr up-to-date as of 30.7.19

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This commit is contained in:
yilmazt
2019-07-30 22:01:48 +02:00
parent e844ed07d6 5ddad9bde2
commit 4967e1b1ac
96 changed files with 4420 additions and 466 deletions
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openair3/GTPV1-U/gtpv1u_eNB.c
+525 -4
View File
@@ -50,12 +50,18 @@
#include "common/ran_context.h"
#include "gtpv1u_eNB_defs.h"
#include "gtpv1u_eNB_task.h"
#include "rrc_eNB_GTPV1U.h"
#undef GTP_DUMP_SOCKET
extern unsigned char NB_eNB_INST;
extern RAN_CONTEXT_t RC;
extern struct rrc_eNB_ue_context_s*
rrc_eNB_get_ue_context(
eNB_RRC_INST* rrc_instance_pP,
rnti_t rntiP);
#if defined(GTP_DUMP_SOCKET) && GTP_DUMP_SOCKET > 0
#include <linux/if.h>
static int gtpv1u_dump_socket_g;
@@ -105,6 +111,27 @@ static void gtpv1u_eNB_write_dump_socket(uint8_t *buffer_pP, uint32_t buffer_len
#endif
//-----------------------------------------------------------------------------
static int gtpv1u_eNB_get_msgsource(struct rrc_eNB_ue_context_s *ue_context_p, teid_t teid)
{
int erab_index = 0;
/* source enb */
if(ue_context_p->ue_context.handover_info != NULL && ue_context_p->ue_context.handover_info->state == HO_COMPLETE)
{
return GTPV1U_MSG_FROM_SPGW;
}
/* target enb */
for (erab_index = 0; erab_index < ue_context_p->ue_context.nb_x2u_e_rabs; erab_index++) {
if(ue_context_p->ue_context.enb_gtp_x2u_teid[erab_index] == teid){
return GTPV1U_MSG_FROM_SOURCE_ENB;
}
}
return GTPV1U_MSG_FROM_SPGW;
}
//-----------------------------------------------------------------------------
static int gtpv1u_eNB_send_init_udp(const Gtpv1uS1Req *req) {
// Create and alloc new message
@@ -198,10 +225,16 @@ NwGtpv1uRcT gtpv1u_eNB_process_stack_req(
case NW_GTPV1U_ULP_API_RECV_TPDU: {
uint8_t buffer[4096];
uint32_t buffer_len;
struct rrc_eNB_ue_context_s *ue_context_p;
uint16_t msgType = NW_GTP_GPDU;
NwGtpv1uMsgT *pMsg = NULL;
/* Nw-gptv1u stack has processed a PDU. we can schedule it to PDCP
* for transmission.
*/
teid = pUlpApi->apiInfo.recvMsgInfo.teid;
pMsg = (NwGtpv1uMsgT *) pUlpApi->apiInfo.recvMsgInfo.hMsg;
msgType = pMsg->msgType;
if (NW_GTPV1U_OK != nwGtpv1uMsgGetTpdu(pUlpApi->apiInfo.recvMsgInfo.hMsg,
buffer, &buffer_len)) {
@@ -243,6 +276,158 @@ NwGtpv1uRcT gtpv1u_eNB_process_stack_req(
0,0,
(gtpv1u_teid_data_p->eps_bearer_id) ? gtpv1u_teid_data_p->eps_bearer_id - 4: 5-4,
buffer_len);
ue_context_p = rrc_eNB_get_ue_context(RC.rrc[ctxt.module_id], ctxt.rnti);
if((ue_context_p != NULL) &&
(ue_context_p->ue_context.handover_info != NULL) &&
(ue_context_p->ue_context.handover_info->state < HO_FORWARDING_COMPLETE)) {
if(msgType == NW_GTP_END_MARKER){
/* in the source enb, UE in RRC_HO_EXECUTION mode */
if (ue_context_p->ue_context.Status == RRC_HO_EXECUTION && ue_context_p->ue_context.handover_info->state == HO_COMPLETE) {
/* set handover state */
//ue_context_p->ue_context.handover_info->state = HO_END_MARKER;
MessageDef *msg;
// Configure end marker
msg = itti_alloc_new_message(TASK_GTPV1_U, GTPV1U_ENB_END_MARKER_REQ);
GTPV1U_ENB_END_MARKER_REQ(msg).buffer = itti_malloc(TASK_GTPV1_U, TASK_GTPV1_U, GTPU_HEADER_OVERHEAD_MAX + buffer_len);
memcpy(&GTPV1U_ENB_END_MARKER_REQ(msg).buffer[GTPU_HEADER_OVERHEAD_MAX], buffer, buffer_len);
GTPV1U_ENB_END_MARKER_REQ(msg).length = buffer_len;
GTPV1U_ENB_END_MARKER_REQ(msg).rnti = ctxt.rnti;
GTPV1U_ENB_END_MARKER_REQ(msg).rab_id = gtpv1u_teid_data_p->eps_bearer_id;
GTPV1U_ENB_END_MARKER_REQ(msg).offset = GTPU_HEADER_OVERHEAD_MAX;
LOG_I(GTPU, "Send End Marker to GTPV1-U at frame %d and subframe %d \n", ctxt.frame,ctxt.subframe);
itti_send_msg_to_task(TASK_GTPV1_U, ENB_MODULE_ID_TO_INSTANCE(ctxt.module_id), msg);
return NW_GTPV1U_OK;
}
}
if (ue_context_p->ue_context.Status == RRC_HO_EXECUTION || ue_context_p->ue_context.Status == RRC_RECONFIGURED) {
int msgsrc = gtpv1u_eNB_get_msgsource(ue_context_p, teid);
LOG_D(GTPU,"UE INFO.ueStatus %d, handover state %d, forwarding state %d, from %s. message type %s\n",
ue_context_p->ue_context.Status,
ue_context_p->ue_context.handover_info->state,
ue_context_p->ue_context.handover_info->forwarding_state,
msgsrc == GTPV1U_MSG_FROM_SOURCE_ENB?"Source eNB":"EPC",
msgsrc != GTPV1U_MSG_FROM_SOURCE_ENB? "UDP DATA" :
msgType == NW_GTP_END_MARKER?"END MARKER":"DATA FORWARDING");
/* target enb */
if(msgType == NW_GTP_END_MARKER){
LOG_I(GTPU, "target end receive END MARKER\n");
ue_context_p->ue_context.handover_info->state = HO_END_MARKER;
gtpv1u_enb_delete_tunnel_req_t delete_tunnel_req;
memset(&delete_tunnel_req, 0 , sizeof(delete_tunnel_req));
delete_tunnel_req.rnti = ctxt.rnti;
gtpv1u_delete_x2u_tunnel(ctxt.module_id, &delete_tunnel_req, GTPV1U_TARGET_ENB);
return NW_GTPV1U_OK;
}
/* form source eNB message */
if(msgsrc == GTPV1U_MSG_FROM_SOURCE_ENB)
{
LOG_I(GTPU, "Received a message data forwarding length %d\n", buffer_len);
#if defined(LOG_GTPU) && LOG_GTPU > 0
LOG_T(GTPU, "forwarding data info:\n", buffer_len);
for(int i=1;i<=buffer_len; i++){
LOG_T(GTPU, "%02x ", buffer[i-1]);
if(i%20 == 0)LOG_T(GTPU, "\n");
}
LOG_T(GTPU, "\n");
#endif
result = gtpv_data_req(
&ctxt,
(gtpv1u_teid_data_p->eps_bearer_id) ? gtpv1u_teid_data_p->eps_bearer_id - 4: 5-4,
0, // mui
SDU_CONFIRM_NO, // confirm
buffer_len,
buffer,
PDCP_TRANSMISSION_MODE_DATA,
TASK_DATA_FORWARDING
);
if ( result == FALSE ) {
LOG_W(GTPU, "DATA FORWARDING message save failed\n");
return NW_GTPV1U_FAILURE;
}
ue_context_p->ue_context.handover_info->forwarding_state = FORWARDING_NO_EMPTY;
return NW_GTPV1U_OK;
}
/* from epc message */
else
{
/* in the source enb, UE in RRC_HO_EXECUTION mode */
if (ue_context_p->ue_context.handover_info->state == HO_COMPLETE) {
MessageDef *msg;
// Configure target
msg = itti_alloc_new_message(TASK_GTPV1_U, GTPV1U_ENB_DATA_FORWARDING_REQ);
GTPV1U_ENB_DATA_FORWARDING_REQ(msg).buffer = itti_malloc(TASK_GTPV1_U, TASK_GTPV1_U, GTPU_HEADER_OVERHEAD_MAX + buffer_len);
memcpy(&GTPV1U_ENB_DATA_FORWARDING_REQ(msg).buffer[GTPU_HEADER_OVERHEAD_MAX], buffer, buffer_len);
GTPV1U_ENB_DATA_FORWARDING_REQ(msg).length = buffer_len;
GTPV1U_ENB_DATA_FORWARDING_REQ(msg).rnti = ctxt.rnti;
GTPV1U_ENB_DATA_FORWARDING_REQ(msg).rab_id = gtpv1u_teid_data_p->eps_bearer_id;
GTPV1U_ENB_DATA_FORWARDING_REQ(msg).offset = GTPU_HEADER_OVERHEAD_MAX;
#if defined(LOG_GTPU) && LOG_GTPU > 0
LOG_T(GTPU, "Send data forwarding sdu_buffer to target enb. len %d info\n", buffer);
for(int i=1; i<=buffer_len; i++){
LOG_T(GTPU, "%02x ", buffer[i-1]);
if(i%20 == 0)LOG_T(GTPU, "\n");
}
LOG_T(GTPU, "\n");
#endif
LOG_I(GTPU, "Send data forwarding to GTPV1-U at frame %d and subframe %d \n", ctxt.frame,ctxt.subframe);
itti_send_msg_to_task(TASK_GTPV1_U, ENB_MODULE_ID_TO_INSTANCE(ctxt.module_id), msg);
return NW_GTPV1U_OK;
}
/* target eNB. x2ho forwarding is processing. spgw message save to TASK_END_MARKER */
if(ue_context_p->ue_context.handover_info->state != HO_COMPLETE &&
ue_context_p->ue_context.handover_info->state != HO_END_MARKER )
{
LOG_I(GTPU, "x2ho forwarding is processing. Received a spgw message. length %d\n", buffer_len);
#if defined(LOG_GTPU) && LOG_GTPU > 0
LOG_T(GTPU, "spgw data info:\n", buffer_len);
for(int i=1;i<=buffer_len; i++){
LOG_T(GTPU, "%02x ", buffer[i-1]);
if(i%20 == 0)LOG_T(GTPU, "\n");
}
LOG_T(GTPU, "\n");
#endif
result = gtpv_data_req(
&ctxt,
(gtpv1u_teid_data_p->eps_bearer_id) ? gtpv1u_teid_data_p->eps_bearer_id - 4: 5-4,
0, // mui
SDU_CONFIRM_NO, // confirm
buffer_len,
buffer,
PDCP_TRANSMISSION_MODE_DATA,
TASK_END_MARKER
);
if ( result == FALSE ) {
LOG_W(GTPU, "DATA FORWARDING message save failed\n");
return NW_GTPV1U_FAILURE;
}
ue_context_p->ue_context.handover_info->endmark_state = ENDMARK_NO_EMPTY;
return NW_GTPV1U_OK;
}
}
}
}
result = pdcp_data_req(
&ctxt,
SRB_FLAG_NO,
@@ -259,7 +444,7 @@ NwGtpv1uRcT gtpv1u_eNB_process_stack_req(
if ( result == FALSE ) {
if (ctxt.configured == FALSE )
LOG_W(GTPU, "PDCP data request failed, cause: RB is not configured!\n") ;
LOG_W(GTPU, "PDCP data request failed, cause: [UE:%x]RB is not configured!\n", ctxt.rnti) ;
else
LOG_W(GTPU, "PDCP data request failed\n");
@@ -550,6 +735,154 @@ gtpv1u_new_data_req(
return 0;
}
//-----------------------------------------------------------------------------
int
gtpv1u_create_x2u_tunnel(
const instance_t instanceP,
const gtpv1u_enb_create_x2u_tunnel_req_t * const create_tunnel_req_pP,
gtpv1u_enb_create_x2u_tunnel_resp_t * const create_tunnel_resp_pP
)
{
/* Create a new nw-gtpv1-u stack req using API */
NwGtpv1uUlpApiT stack_req;
NwGtpv1uRcT rc = NW_GTPV1U_FAILURE;
/* Local tunnel end-point identifier */
teid_t x2u_teid = 0;
gtpv1u_teid_data_t *gtpv1u_teid_data_p = NULL;
hashtable_rc_t hash_rc = HASH_TABLE_KEY_NOT_EXISTS;
int i;
ebi_t eps_bearer_id = 0;
MSC_LOG_RX_MESSAGE(
MSC_GTPU_ENB,
MSC_RRC_ENB,
NULL,0,
MSC_AS_TIME_FMT" CREATE_X2U_TUNNEL_REQ RNTI %"PRIx16" inst %u ntuns %u ebid %u enb-x2u teid %u",
0,0,create_tunnel_req_pP->rnti, instanceP,
create_tunnel_req_pP->num_tunnels, create_tunnel_req_pP->eps_bearer_id[0],
create_tunnel_req_pP->tenb_X2u_teid[0]);
create_tunnel_resp_pP->rnti = create_tunnel_req_pP->rnti;
create_tunnel_resp_pP->status = 0;
create_tunnel_resp_pP->num_tunnels = 0;
for (i = 0; i < create_tunnel_req_pP->num_tunnels; i++) {
eps_bearer_id = create_tunnel_req_pP->eps_bearer_id[i];
LOG_D(GTPU, "Rx GTPV1U_ENB_CREATE_X2U_TUNNEL_REQ ue rnti %x eps bearer id %u\n",
create_tunnel_req_pP->rnti, eps_bearer_id);
memset(&stack_req, 0, sizeof(NwGtpv1uUlpApiT));
stack_req.apiType = NW_GTPV1U_ULP_API_CREATE_TUNNEL_ENDPOINT;
do {
x2u_teid = gtpv1u_new_teid();
LOG_D(GTPU, "gtpv1u_create_x2u_tunnel() 0x%x %u(dec)\n", x2u_teid, x2u_teid);
stack_req.apiInfo.createTunnelEndPointInfo.teid = x2u_teid;
stack_req.apiInfo.createTunnelEndPointInfo.hUlpSession = 0;
stack_req.apiInfo.createTunnelEndPointInfo.hStackSession = 0;
rc = nwGtpv1uProcessUlpReq(RC.gtpv1u_data_g->gtpv1u_stack, &stack_req);
LOG_D(GTPU, ".\n");
} while (rc != NW_GTPV1U_OK);
memcpy(&create_tunnel_resp_pP->enb_addr.buffer,
&RC.gtpv1u_data_g->enb_ip_address_for_S1u_S12_S4_up,
sizeof (in_addr_t));
LOG_D(GTPU, "gtpv1u_create_x2u_tunnel() end addr %d.%d.%d.%d\n",
create_tunnel_resp_pP->enb_addr.buffer[0],
create_tunnel_resp_pP->enb_addr.buffer[1],
create_tunnel_resp_pP->enb_addr.buffer[2],
create_tunnel_resp_pP->enb_addr.buffer[3]);
create_tunnel_resp_pP->enb_addr.length = sizeof (in_addr_t);
create_tunnel_resp_pP->eps_bearer_id[i] = eps_bearer_id;
create_tunnel_resp_pP->num_tunnels += 1;
//-----------------------
// GTPV1U->PDCP mapping
//-----------------------
create_tunnel_resp_pP->enb_X2u_teid[i] = x2u_teid;
hash_rc = hashtable_get(RC.gtpv1u_data_g->teid_mapping, x2u_teid, (void**)&gtpv1u_teid_data_p);
if (hash_rc == HASH_TABLE_KEY_NOT_EXISTS) {
gtpv1u_teid_data_p = calloc (1, sizeof(gtpv1u_teid_data_t));
gtpv1u_teid_data_p->enb_id = 0; // TO DO
gtpv1u_teid_data_p->ue_id = create_tunnel_req_pP->rnti;
gtpv1u_teid_data_p->eps_bearer_id = eps_bearer_id;
hash_rc = hashtable_insert(RC.gtpv1u_data_g->teid_mapping, x2u_teid, gtpv1u_teid_data_p);
AssertFatal(hash_rc == HASH_TABLE_OK, "Error inserting teid mapping in GTPV1U hashtable");
} else {
create_tunnel_resp_pP->enb_X2u_teid[i] = 0;
create_tunnel_resp_pP->status = 0xFF;
}
}
MSC_LOG_TX_MESSAGE(
MSC_GTPU_ENB,
MSC_RRC_ENB,
NULL,0,
"0 GTPV1U_ENB_CREATE_TUNNEL_RESP rnti %x teid %x",
create_tunnel_resp_pP->rnti,
x2u_teid);
LOG_D(GTPU, "Tx GTPV1U_ENB_CREATE_TUNNEL_RESP ue rnti %x status %d\n",
create_tunnel_req_pP->rnti,
create_tunnel_resp_pP->status);
return 0;
}
//-----------------------------------------------------------------------------
int gtpv1u_delete_x2u_tunnel(
const instance_t instanceP,
const gtpv1u_enb_delete_tunnel_req_t * const req_pP,
int enbflag)
{
gtpv1u_ue_data_t *gtpv1u_ue_data_p = NULL;
hashtable_rc_t hash_rc = HASH_TABLE_KEY_NOT_EXISTS;
int erab_index = 0;
ebi_t eps_bearer_id = 0;
struct rrc_eNB_ue_context_s *ue_context_p = NULL;
ue_context_p = rrc_eNB_get_ue_context(RC.rrc[instanceP], req_pP->rnti);
if(ue_context_p != NULL){
/* in the source enb */
if(enbflag == GTPV1U_SOURCE_ENB){
hash_rc = hashtable_get(RC.gtpv1u_data_g->ue_mapping, req_pP->rnti, (void**)&gtpv1u_ue_data_p);
if (hash_rc == HASH_TABLE_OK) {
for (erab_index = 0; erab_index < ue_context_p->ue_context.nb_x2u_e_rabs; erab_index++) {
eps_bearer_id = ue_context_p->ue_context.enb_gtp_x2u_ebi[erab_index];
LOG_I(GTPU, "gtpv1u_delete_x2u_tunnel user rnti %x teNB X2U teid %u eps bearer id %u\n",
req_pP->rnti,
gtpv1u_ue_data_p->bearers[eps_bearer_id - GTPV1U_BEARER_OFFSET].teid_teNB,
ue_context_p->ue_context.enb_gtp_x2u_ebi[erab_index]);
gtpv1u_ue_data_p->bearers[eps_bearer_id - GTPV1U_BEARER_OFFSET].teid_teNB = 0;
gtpv1u_ue_data_p->bearers[eps_bearer_id - GTPV1U_BEARER_OFFSET].tenb_ip_addr = 0;
//gtpv1u_ue_data_p->bearers[eps_bearer_id - GTPV1U_BEARER_OFFSET].tenb_ip6_addr = 0;
}
ue_context_p->ue_context.nb_x2u_e_rabs = 0;
}
}
/* in the target enb */
else{
for (erab_index = 0; erab_index < ue_context_p->ue_context.nb_x2u_e_rabs; erab_index++) {
//-----------------------
// GTPV1U->PDCP mapping
//-----------------------
hash_rc = hashtable_remove(RC.gtpv1u_data_g->teid_mapping, ue_context_p->ue_context.enb_gtp_x2u_teid[erab_index]);
LOG_I(GTPU, "Removed user rnti %x , enb X2U teid %u\n", req_pP->rnti, ue_context_p->ue_context.enb_gtp_x2u_teid[erab_index]);
if (hash_rc != HASH_TABLE_OK) {
LOG_D(GTPU, "Removed user rnti %x , enb X2U teid %u not found\n", req_pP->rnti, ue_context_p->ue_context.enb_gtp_x2u_teid[erab_index]);
}
}
ue_context_p->ue_context.nb_x2u_e_rabs = 0;
}
}
return 0;
}
//-----------------------------------------------------------------------------
int
gtpv1u_create_s1u_tunnel(
@@ -572,6 +905,10 @@ gtpv1u_create_s1u_tunnel(
int ip_offset = 0;
in_addr_t in_addr;
int addrs_length_in_bytes= 0;
int loop_counter = 0;
int ret = 0;
MSC_LOG_RX_MESSAGE(
MSC_GTPU_ENB,
MSC_RRC_ENB,
@@ -586,6 +923,7 @@ gtpv1u_create_s1u_tunnel(
for (i = 0; i < create_tunnel_req_pP->num_tunnels; i++) {
ip_offset = 0;
loop_counter = 0;
eps_bearer_id = create_tunnel_req_pP->eps_bearer_id[i];
LOG_D(GTPU, "Rx GTPV1U_ENB_CREATE_TUNNEL_REQ ue rnti %x eps bearer id %u\n",
create_tunnel_req_pP->rnti, eps_bearer_id);
@@ -600,7 +938,13 @@ gtpv1u_create_s1u_tunnel(
stack_req.apiInfo.createTunnelEndPointInfo.hStackSession = 0;
rc = nwGtpv1uProcessUlpReq(RC.gtpv1u_data_g->gtpv1u_stack, &stack_req);
LOG_D(GTPU, ".\n");
} while (rc != NW_GTPV1U_OK);
loop_counter++;
} while (rc != NW_GTPV1U_OK && loop_counter < 10);
if ( rc != NW_GTPV1U_OK && loop_counter == 10 ) {
LOG_E(GTPU,"NwGtpv1uCreateTunnelEndPoint failed 10 times,start next loop\n");
ret = -1;
continue;
}
//-----------------------
// PDCP->GTPV1U mapping
@@ -682,7 +1026,8 @@ gtpv1u_create_s1u_tunnel(
LOG_D(GTPU, "Tx GTPV1U_ENB_CREATE_TUNNEL_RESP ue rnti %x status %d\n",
create_tunnel_req_pP->rnti,
create_tunnel_resp_pP->status);
return 0;
//return 0;
return ret;
}
int gtpv1u_update_s1u_tunnel(
@@ -713,9 +1058,15 @@ int gtpv1u_update_s1u_tunnel(
memcpy(gtpv1u_ue_data_new_p,gtpv1u_ue_data_p,sizeof(gtpv1u_ue_data_t));
gtpv1u_ue_data_new_p->ue_id = create_tunnel_req_pP->rnti;
hash_rc = hashtable_insert(RC.gtpv1u_data_g->ue_mapping, create_tunnel_req_pP->rnti, gtpv1u_ue_data_new_p);
AssertFatal(hash_rc == HASH_TABLE_OK, "Error inserting ue_mapping in GTPV1U hashtable");
//AssertFatal(hash_rc == HASH_TABLE_OK, "Error inserting ue_mapping in GTPV1U hashtable");
if ( hash_rc != HASH_TABLE_OK ) {
LOG_E(GTPU,"Failed to insert ue_mapping(rnti=%x) in GTPV1U hashtable\n",create_tunnel_req_pP->rnti);
return -1;
} else {
LOG_I(GTPU, "inserting ue_mapping(rnti=%x) in GTPV1U hashtable\n",
create_tunnel_req_pP->rnti);
}
hash_rc = hashtable_remove(RC.gtpv1u_data_g->ue_mapping, prior_rnti);
LOG_I(GTPU, "hashtable_remove ue_mapping(rnti=%x) in GTPV1U hashtable\n",
prior_rnti);
@@ -1043,6 +1394,176 @@ void *gtpv1u_eNB_process_itti_msg(void *notUsed) {
}
break;
case GTPV1U_ENB_DATA_FORWARDING_REQ: {
gtpv1u_enb_data_forwarding_req_t *data_req_p = NULL;
NwGtpv1uUlpApiT stack_req;
NwGtpv1uRcT rc = NW_GTPV1U_FAILURE;
hashtable_rc_t hash_rc = HASH_TABLE_KEY_NOT_EXISTS;
gtpv1u_ue_data_t *gtpv1u_ue_data_p = NULL;
teid_t enb_s1u_teid = 0;
teid_t tenb_x2u_teid = 0;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_GTPV1U_PROCESS_TUNNEL_DATA_REQ, VCD_FUNCTION_IN);
data_req_p = &GTPV1U_ENB_DATA_FORWARDING_REQ(received_message_p);
//ipv4_send_data(ipv4_data_p->sd, data_ind_p->buffer, data_ind_p->length);
#if defined(GTP_DUMP_SOCKET) && GTP_DUMP_SOCKET > 0
gtpv1u_eNB_write_dump_socket(&data_req_p->buffer[data_req_p->offset],data_req_p->length);
#endif
memset(&stack_req, 0, sizeof(NwGtpv1uUlpApiT));
hash_rc = hashtable_get(RC.gtpv1u_data_g->ue_mapping, (uint64_t)data_req_p->rnti, (void**)&gtpv1u_ue_data_p);
if (hash_rc == HASH_TABLE_KEY_NOT_EXISTS) {
LOG_E(GTPU, "nwGtpv1uProcessUlpReq failed: while getting ue rnti %x in hashtable ue_mapping\n", data_req_p->rnti);
} else {
if ((data_req_p->rab_id >= GTPV1U_BEARER_OFFSET) && (data_req_p->rab_id <= max_val_LTE_DRB_Identity)) {
enb_s1u_teid = gtpv1u_ue_data_p->bearers[data_req_p->rab_id - GTPV1U_BEARER_OFFSET].teid_eNB;
tenb_x2u_teid = gtpv1u_ue_data_p->bearers[data_req_p->rab_id - GTPV1U_BEARER_OFFSET].teid_teNB; // target enb teid
stack_req.apiType = NW_GTPV1U_ULP_API_SEND_TPDU;
stack_req.apiInfo.sendtoInfo.teid = tenb_x2u_teid;
stack_req.apiInfo.sendtoInfo.ipAddr = gtpv1u_ue_data_p->bearers[data_req_p->rab_id - GTPV1U_BEARER_OFFSET].tenb_ip_addr;// target enb ip
rc = nwGtpv1uGpduMsgNew(
RC.gtpv1u_data_g->gtpv1u_stack,
tenb_x2u_teid,
NW_FALSE,
RC.gtpv1u_data_g->seq_num++,
data_req_p->buffer,
data_req_p->length,
data_req_p->offset,
&(stack_req.apiInfo.sendtoInfo.hMsg));
if (rc != NW_GTPV1U_OK) {
LOG_E(GTPU, "nwGtpv1uGpduMsgNew failed: 0x%x\n", rc);
MSC_LOG_EVENT(MSC_GTPU_ENB,"0 Failed send G-PDU ltid %u rtid %u size %u",
enb_s1u_teid,tenb_x2u_teid,data_req_p->length);
(void)enb_s1u_teid; /* avoid gcc warning "set but not used" */
} else {
rc = nwGtpv1uProcessUlpReq(RC.gtpv1u_data_g->gtpv1u_stack, &stack_req);
if (rc != NW_GTPV1U_OK) {
LOG_E(GTPU, "nwGtpv1uProcessUlpReq failed: 0x%x\n", rc);
MSC_LOG_EVENT(MSC_GTPU_ENB,"0 Failed send G-PDU ltid %u rtid %u size %u",
enb_s1u_teid,tenb_x2u_teid,data_req_p->length);
} else {
MSC_LOG_TX_MESSAGE(
MSC_GTPU_ENB,
MSC_GTPU_SGW,
NULL,
0,
MSC_AS_TIME_FMT" G-PDU ltid %u rtid %u size %u",
0,0,
enb_s1u_teid,
tenb_x2u_teid,
data_req_p->length);
}
rc = nwGtpv1uMsgDelete(RC.gtpv1u_data_g->gtpv1u_stack,
stack_req.apiInfo.sendtoInfo.hMsg);
if (rc != NW_GTPV1U_OK) {
LOG_E(GTPU, "nwGtpv1uMsgDelete failed: 0x%x\n", rc);
}
}
}
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_GTPV1U_PROCESS_TUNNEL_DATA_REQ, VCD_FUNCTION_OUT);
/* Buffer still needed, do not free it */
//itti_free(ITTI_MSG_ORIGIN_ID(received_message_p), data_req_p->buffer)
}
break;
case GTPV1U_ENB_END_MARKER_REQ:{
gtpv1u_enb_end_marker_req_t *data_req_p = NULL;
NwGtpv1uUlpApiT stack_req;
NwGtpv1uRcT rc = NW_GTPV1U_FAILURE;
hashtable_rc_t hash_rc = HASH_TABLE_KEY_NOT_EXISTS;
gtpv1u_ue_data_t *gtpv1u_ue_data_p = NULL;
teid_t enb_s1u_teid = 0;
teid_t tenb_x2u_teid = 0;
NwGtpv1uMsgT *pMsg = NULL;
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_GTPV1U_PROCESS_TUNNEL_DATA_REQ, VCD_FUNCTION_IN);
data_req_p = &GTPV1U_ENB_END_MARKER_REQ(received_message_p);
//ipv4_send_data(ipv4_data_p->sd, data_ind_p->buffer, data_ind_p->length);
#if defined(GTP_DUMP_SOCKET) && GTP_DUMP_SOCKET > 0
gtpv1u_eNB_write_dump_socket(&data_req_p->buffer[data_req_p->offset],data_req_p->length);
#endif
memset(&stack_req, 0, sizeof(NwGtpv1uUlpApiT));
hash_rc = hashtable_get(RC.gtpv1u_data_g->ue_mapping, (uint64_t)data_req_p->rnti, (void**)&gtpv1u_ue_data_p);
if (hash_rc == HASH_TABLE_KEY_NOT_EXISTS) {
LOG_E(GTPU, "nwGtpv1uProcessUlpReq failed: while getting ue rnti %x in hashtable ue_mapping\n", data_req_p->rnti);
} else {
if ((data_req_p->rab_id >= GTPV1U_BEARER_OFFSET) && (data_req_p->rab_id <= max_val_LTE_DRB_Identity)) {
enb_s1u_teid = gtpv1u_ue_data_p->bearers[data_req_p->rab_id - GTPV1U_BEARER_OFFSET].teid_eNB;
tenb_x2u_teid = gtpv1u_ue_data_p->bearers[data_req_p->rab_id - GTPV1U_BEARER_OFFSET].teid_teNB; // target enb teid
stack_req.apiType = NW_GTPV1U_ULP_API_SEND_TPDU;
stack_req.apiInfo.sendtoInfo.teid = tenb_x2u_teid;
stack_req.apiInfo.sendtoInfo.ipAddr = gtpv1u_ue_data_p->bearers[data_req_p->rab_id - GTPV1U_BEARER_OFFSET].tenb_ip_addr;// target enb ip
rc = nwGtpv1uGpduMsgNew(
RC.gtpv1u_data_g->gtpv1u_stack,
tenb_x2u_teid,
NW_FALSE,
RC.gtpv1u_data_g->seq_num++,
data_req_p->buffer,
data_req_p->length,
data_req_p->offset,
&(stack_req.apiInfo.sendtoInfo.hMsg));
if (rc != NW_GTPV1U_OK) {
LOG_E(GTPU, "nwGtpv1uGpduMsgNew failed: 0x%x\n", rc);
MSC_LOG_EVENT(MSC_GTPU_ENB,"0 Failed send G-PDU ltid %u rtid %u size %u",
enb_s1u_teid,tenb_x2u_teid,data_req_p->length);
(void)enb_s1u_teid; /* avoid gcc warning "set but not used" */
} else {
pMsg = (NwGtpv1uMsgT *) stack_req.apiInfo.sendtoInfo.hMsg;
pMsg->msgType = NW_GTP_END_MARKER;
rc = nwGtpv1uProcessUlpReq(RC.gtpv1u_data_g->gtpv1u_stack, &stack_req);
if (rc != NW_GTPV1U_OK) {
LOG_E(GTPU, "nwGtpv1uProcessUlpReq failed: 0x%x\n", rc);
MSC_LOG_EVENT(MSC_GTPU_ENB,"0 Failed send G-PDU ltid %u rtid %u size %u",
enb_s1u_teid,tenb_x2u_teid,data_req_p->length);
} else {
MSC_LOG_TX_MESSAGE(
MSC_GTPU_ENB,
MSC_GTPU_SGW,
NULL,
0,
MSC_AS_TIME_FMT" G-PDU ltid %u rtid %u size %u",
0,0,
enb_s1u_teid,
tenb_x2u_teid,
data_req_p->length);
}
rc = nwGtpv1uMsgDelete(RC.gtpv1u_data_g->gtpv1u_stack,
stack_req.apiInfo.sendtoInfo.hMsg);
if (rc != NW_GTPV1U_OK) {
LOG_E(GTPU, "nwGtpv1uMsgDelete failed: 0x%x\n", rc);
}
gtpv1u_enb_delete_tunnel_req_t delete_tunnel_req;
memset(&delete_tunnel_req, 0 , sizeof(delete_tunnel_req));
delete_tunnel_req.rnti = data_req_p->rnti;
gtpv1u_delete_x2u_tunnel(instance, &delete_tunnel_req, GTPV1U_SOURCE_ENB);
}
}
}
VCD_SIGNAL_DUMPER_DUMP_FUNCTION_BY_NAME(VCD_SIGNAL_DUMPER_FUNCTIONS_GTPV1U_PROCESS_TUNNEL_DATA_REQ, VCD_FUNCTION_OUT);
}
break;
case TERMINATE_MESSAGE: {
if (RC.gtpv1u_data_g->ue_mapping != NULL) {
hashtable_destroy (&(RC.gtpv1u_data_g->ue_mapping));
openair3/GTPV1-U/gtpv1u_eNB_defs.h
+8
View File
@@ -40,6 +40,11 @@
#define GTPV1U_MAX_BEARERS_ID (max_val_LTE_DRB_Identity - GTPV1U_BEARER_OFFSET)
#define GTPV1U_SOURCE_ENB (0)
#define GTPV1U_TARGET_ENB (1)
#define GTPV1U_MSG_FROM_SOURCE_ENB (0)
#define GTPV1U_MSG_FROM_SPGW (1)
typedef enum {
BEARER_DOWN = 0,
BEARER_IN_CONFIG,
@@ -65,6 +70,9 @@ typedef struct gtpv1u_bearer_s {
teid_t teid_sgw; ///< Remote TEID
in_addr_t sgw_ip_addr;
struct in6_addr sgw_ip6_addr;
teid_t teid_teNB;
in_addr_t tenb_ip_addr; ///< target eNB ipv4
struct in6_addr tenb_ip6_addr; ///< target eNB ipv6
tcp_udp_port_t port;
//NwGtpv1uStackSessionHandleT stack_session;
bearer_state_t state;
openair3/GTPV1-U/gtpv1u_eNB_task.h
+11
View File
@@ -44,6 +44,12 @@ int gtpv1u_eNB_init(void);
void *gtpv1u_eNB_process_itti_msg(void*);
void *gtpv1u_eNB_task(void *args);
int
gtpv1u_create_x2u_tunnel(
const instance_t instanceP,
const gtpv1u_enb_create_x2u_tunnel_req_t * const create_tunnel_req_pP,
gtpv1u_enb_create_x2u_tunnel_resp_t * const create_tunnel_resp_pP);
int
gtpv1u_create_s1u_tunnel(
const instance_t instanceP,
@@ -55,4 +61,9 @@ gtpv1u_update_s1u_tunnel(
const instance_t instanceP,
const gtpv1u_enb_create_tunnel_req_t * const create_tunnel_req_pP,
const rnti_t prior_rnti);
int gtpv1u_delete_x2u_tunnel(
const instance_t instanceP,
const gtpv1u_enb_delete_tunnel_req_t * const req_pP,
int enbflag);
#endif /* GTPV1U_ENB_TASK_H_ */
openair3/GTPV1-U/nw-gtpv1u/src/NwGtpv1u.c
+16 -5
View File
@@ -378,9 +378,14 @@ NwGtpv1uCreateTunnelEndPoint( NW_IN NwGtpv1uStackT *thiz,
*phStackSession = (NwGtpv1uStackSessionHandleT) pTunnelEndPoint;
pTunnelEndPoint = RB_FIND(NwGtpv1uTunnelEndPointIdentifierMap,
&(thiz->teidMap), pTunnelEndPoint);
NW_ASSERT(pTunnelEndPoint);
GTPU_DEBUG("Tunnel end-point 0x%p creation successful for teid 0x%x %u(dec)",
pTunnelEndPoint, (unsigned int)teid, (unsigned int)teid);
//NW_ASSERT(pTunnelEndPoint);
if (!pTunnelEndPoint) {
GTPU_ERROR("Tunnel end-point cannot be NULL");
rc = NW_GTPV1U_FAILURE;
} else {
GTPU_DEBUG("Tunnel end-point 0x%p creation successful for teid 0x%x %u(dec)",
pTunnelEndPoint, (unsigned int)teid, (unsigned int)teid);
}
}
} else {
@@ -893,8 +898,14 @@ nwGtpv1uProcessUdpReq( NW_IN NwGtpv1uStackHandleT hGtpuStackHandle,
break;
case NW_GTP_END_MARKER:
GTPU_DEBUG("NW_GTP_END_MARKER\n");
ret = NW_GTPV1U_OK;
#if defined(LOG_GTPU) && LOG_GTPU > 0
for(int i =1; i<= udpDataLen; i++){
printf("%02x ", udpData[i-1]);
if(i % 20 == 0)printf("\n");
}
#endif
GTPU_INFO("NW_GTP_END_MARKER\n");
ret = nwGtpv1uProcessGpdu(thiz, udpData, udpDataLen, peerIp);
break;
default:
openair3/S1AP/s1ap_eNB_handlers.c
+1 -1
View File
@@ -1519,7 +1519,7 @@ int s1ap_eNB_handle_s1_path_switch_request_ack(uint32_t assoc_id,
if (stream == 0) {
S1AP_ERROR("[SCTP %d] Received s1 path switch request ack on stream (%d)\n",
assoc_id, stream);
return -1;
//return -1;
}
if ((mme_desc_p = s1ap_eNB_get_MME(NULL, assoc_id, 0)) == NULL) {
openair3/UDP/udp_eNB_task.c
+2 -2
View File
@@ -371,13 +371,13 @@ void *udp_eNB_task(void *args_p)
udp_sd = udp_sock_p->sd;
pthread_mutex_unlock(&udp_socket_list_mutex);
#if defined(LOG_UDP) && LOG_UDP > 0
//#if defined(LOG_UDP) && LOG_UDP > 0
LOG_D(UDP_, "[%d] Sending message of size %u to "IPV4_ADDR" and port %u\n",
udp_sd,
udp_data_req_p->buffer_length,
IPV4_ADDR_FORMAT(udp_data_req_p->peer_address),
udp_data_req_p->peer_port);
#endif
//#endif
bytes_written = sendto(
udp_sd,
&udp_data_req_p->buffer[udp_data_req_p->buffer_offset],