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Implementation of NR_RRCReestablishment procedures at gNB

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This commit is contained in:
luis_pereira87
2023-02-24 07:50:56 +00:00
parent 646cec27d0
commit 263436d866
21 changed files with 711 additions and 564 deletions
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openair3/ocp-gtpu/gtp_itf.cpp
+26 -7
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@@ -761,13 +761,32 @@ int gtpv1u_create_ngu_tunnel( const instance_t instance,
return !GTPNOK;
}
int gtpv1u_update_ngu_tunnel(
const instance_t instanceP,
const gtpv1u_gnb_create_tunnel_req_t *const create_tunnel_req_pP,
const ue_id_t prior_ueid
) {
AssertFatal( false, "to be developped\n");
return GTPNOK;
int gtpv1u_update_ngu_tunnel(const instance_t instanceP, const gtpv1u_gnb_create_tunnel_req_t *const create_tunnel_req_pP, const ue_id_t prior_ue_id)
{
LOG_D(GTPU, "[%ld] Update tunnels from UEid %lx to UEid %lx\n", instanceP, prior_ue_id, create_tunnel_req_pP->ue_id);
pthread_mutex_lock(&globGtp.gtp_lock);
auto inst = &globGtp.instances[compatInst(instanceP)];
auto it = inst->ue2te_mapping.find(prior_ue_id);
if (it == inst->ue2te_mapping.end()) {
LOG_W(GTPU, "[%ld] Delete GTP tunnels for UEid: %lx, but no tunnel exits\n", instanceP, prior_ue_id);
pthread_mutex_unlock(&globGtp.gtp_lock);
return GTPNOK;
}
for (int i = 0; i < create_tunnel_req_pP->num_tunnels; i++) {
teid_t incoming_teid = inst->ue2te_mapping[prior_ue_id].bearers[create_tunnel_req_pP->pdusession_id[i]].teid_incoming;
if (globGtp.te2ue_mapping[incoming_teid].ue_id == prior_ue_id) {
globGtp.te2ue_mapping[incoming_teid].ue_id = create_tunnel_req_pP->ue_id;
}
}
inst->ue2te_mapping[create_tunnel_req_pP->ue_id] = it->second;
inst->ue2te_mapping.erase(it);
pthread_mutex_unlock(&globGtp.gtp_lock);
return !GTPNOK;
}
int gtpv1u_create_x2u_tunnel(