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Free UE in RRC/S1/GTP if not DU

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This commit is contained in:
Robert Schmidt
2019-03-23 16:20:43 +01:00
parent b7155f0276
commit 7519b8e061
1 changed files with 14 additions and 28 deletions
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openair2/RRC/LTE/rrc_eNB.c
+14 -28
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@@ -7436,7 +7436,7 @@ void rrc_subframe_process(protocol_ctxt_t *const ctxt_pP, const int CC_id)
ue_context_p->ue_context.rnti, ue_context_p->ue_context.rnti,
ue_context_p->ue_context.ue_release_timer_thres_s1); ue_context_p->ue_context.ue_release_timer_thres_s1);
if (EPC_MODE_ENABLED) if (EPC_MODE_ENABLED && RC.rrc[ctxt_pP->module_id]->node_type != ngran_eNB_DU)
rrc_eNB_generate_RRCConnectionRelease(ctxt_pP, ue_context_p); rrc_eNB_generate_RRCConnectionRelease(ctxt_pP, ue_context_p);
else else
ue_to_be_removed = ue_context_p; ue_to_be_removed = ue_context_p;
@@ -7489,44 +7489,30 @@ void rrc_subframe_process(protocol_ctxt_t *const ctxt_pP, const int CC_id)
ue_context_p->ue_context.ue_release_timer_rrc = 1; ue_context_p->ue_context.ue_release_timer_rrc = 1;
ue_context_p->ue_context.ue_release_timer_thres_rrc = 100; ue_context_p->ue_context.ue_release_timer_thres_rrc = 100;
if (EPC_MODE_ENABLED) { if (EPC_MODE_ENABLED && RC.rrc[ctxt_pP->module_id]->node_type != ngran_eNB_DU) {
int e_rab = 0;
MessageDef *msg_complete_p = NULL;
MessageDef *msg_delete_tunnels_p = NULL;
uint32_t eNB_ue_s1ap_id = ue_context_p->ue_context.eNB_ue_s1ap_id;
if (rrc_release_info.RRC_release_ctrl[release_num].flag == 4) { // if timer_s1 == 0 if (rrc_release_info.RRC_release_ctrl[release_num].flag == 4) { // if timer_s1 == 0
MSC_LOG_TX_MESSAGE(MSC_RRC_ENB, MSC_S1AP_ENB, NULL, 0, rrc_eNB_send_S1AP_UE_CONTEXT_RELEASE_CPLT(ctxt_pP->module_id,
"0 S1AP_UE_CONTEXT_RELEASE_COMPLETE eNB_ue_s1ap_id 0x%06"PRIX32" ", ue_context_p->ue_context.eNB_ue_s1ap_id);
eNB_ue_s1ap_id);
msg_complete_p = itti_alloc_new_message(TASK_RRC_ENB, S1AP_UE_CONTEXT_RELEASE_COMPLETE);
S1AP_UE_CONTEXT_RELEASE_COMPLETE(msg_complete_p).eNB_ue_s1ap_id = eNB_ue_s1ap_id;
itti_send_msg_to_task(TASK_S1AP, ctxt_pP->module_id, msg_complete_p);
} }
MSC_LOG_TX_MESSAGE(MSC_RRC_ENB, MSC_GTPU_ENB, NULL,0, "0 GTPV1U_ENB_DELETE_TUNNEL_REQ rnti %x ", eNB_ue_s1ap_id); rrc_eNB_send_GTPV1U_ENB_DELETE_TUNNEL_REQ(ctxt_pP->module_id,
msg_delete_tunnels_p = itti_alloc_new_message(TASK_RRC_ENB, GTPV1U_ENB_DELETE_TUNNEL_REQ); ue_context_p);
memset(&GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p), 0, sizeof(GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p))); // erase data of GTP tunnels in UE context
// do not wait response for (int e_rab = 0; e_rab < ue_context_p->ue_context.nb_of_e_rabs; e_rab++) {
GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).rnti = ue_context_p->ue_context.rnti;
for (e_rab = 0; e_rab < ue_context_p->ue_context.nb_of_e_rabs; e_rab++) {
GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).eps_bearer_id[GTPV1U_ENB_DELETE_TUNNEL_REQ(msg_delete_tunnels_p).num_erab++] =
ue_context_p->ue_context.enb_gtp_ebi[e_rab];
// erase data
ue_context_p->ue_context.enb_gtp_teid[e_rab] = 0; ue_context_p->ue_context.enb_gtp_teid[e_rab] = 0;
memset(&ue_context_p->ue_context.enb_gtp_addrs[e_rab], 0, sizeof(ue_context_p->ue_context.enb_gtp_addrs[e_rab])); memset(&ue_context_p->ue_context.enb_gtp_addrs[e_rab],
ue_context_p->ue_context.enb_gtp_ebi[e_rab] = 0; 0, sizeof(ue_context_p->ue_context.enb_gtp_addrs[e_rab]));
ue_context_p->ue_context.enb_gtp_ebi[e_rab] = 0;
} }
itti_send_msg_to_task(TASK_GTPV1_U, ctxt_pP->module_id, msg_delete_tunnels_p);
struct rrc_ue_s1ap_ids_s *rrc_ue_s1ap_ids = NULL; struct rrc_ue_s1ap_ids_s *rrc_ue_s1ap_ids = NULL;
rrc_ue_s1ap_ids = rrc_eNB_S1AP_get_ue_ids(RC.rrc[ctxt_pP->module_id], 0, eNB_ue_s1ap_id); rrc_ue_s1ap_ids = rrc_eNB_S1AP_get_ue_ids(RC.rrc[ctxt_pP->module_id], 0,
ue_context_p->ue_context.eNB_ue_s1ap_id);
if (rrc_ue_s1ap_ids != NULL) { if (rrc_ue_s1ap_ids != NULL) {
rrc_eNB_S1AP_remove_ue_ids(RC.rrc[ctxt_pP->module_id], rrc_ue_s1ap_ids); rrc_eNB_S1AP_remove_ue_ids(RC.rrc[ctxt_pP->module_id], rrc_ue_s1ap_ids);
} }
} /* EPC_MODE_ENABLED */ } /* EPC_MODE_ENABLED && node_type != ngran_eNB_DU */
rrc_release_info.RRC_release_ctrl[release_num].flag = 0; rrc_release_info.RRC_release_ctrl[release_num].flag = 0;
rrc_release_info.num_UEs--; rrc_release_info.num_UEs--;