forked from acouzens/open5gs
260 lines
7.0 KiB
C
260 lines
7.0 KiB
C
/*
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* Copyright (C) 2019,2020 by Sukchan Lee <acetcom@gmail.com>
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*
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* This file is part of Open5GS.
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <https://www.gnu.org/licenses/>.
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*/
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#include "context.h"
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static amf_timer_cfg_t g_amf_timer_cfg[MAX_NUM_OF_AMF_TIMER] = {
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[AMF_TIMER_SBI_CLIENT_WAIT] =
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{ .duration = ogs_time_from_msec(500) },
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/* Paging procedure for EPS services initiated */
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[AMF_TIMER_T3513] =
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{ .max_count = 2, .duration = ogs_time_from_sec(2) },
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/* DETACH REQUEST sent */
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[AMF_TIMER_T3522] =
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{ .max_count = 4, .duration = ogs_time_from_sec(3) },
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/* ATTACH ACCEPT sent
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* TRACKING AREA UPDATE ACCEPT sent with GUTI
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* TRACKING AREA UPDATE ACCEPT sent with TMSI
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* GUTI REALLOCATION COMMAND sent */
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[AMF_TIMER_T3550] =
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{ .max_count = 4, .duration = ogs_time_from_sec(6) },
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/* CONFIGURATION UPDATE COMMAND sent */
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[AMF_TIMER_T3555] =
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{ .max_count = 4, .duration = ogs_time_from_sec(6) },
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/* AUTHENTICATION REQUEST sent
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* SECURITY MODE COMMAND sent */
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[AMF_TIMER_T3560] =
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{ .max_count = 4, .duration = ogs_time_from_sec(6) },
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/* IDENTITY REQUEST sent */
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[AMF_TIMER_T3570] =
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{ .max_count = 4, .duration = ogs_time_from_sec(3) },
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[AMF_TIMER_NG_HOLDING] =
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{ .duration = ogs_time_from_sec(30) },
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};
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static void gmm_timer_event_send(
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amf_timer_e timer_id, amf_ue_t *amf_ue);
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amf_timer_cfg_t *amf_timer_cfg(amf_timer_e id)
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{
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ogs_assert(id < MAX_NUM_OF_AMF_TIMER);
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return &g_amf_timer_cfg[id];
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}
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const char *amf_timer_get_name(amf_timer_e id)
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{
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switch (id) {
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case AMF_TIMER_NF_INSTANCE_REGISTRATION_INTERVAL:
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return "AMF_TIMER_NF_INSTANCE_REGISTRATION_INTERVAL";
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case AMF_TIMER_NF_INSTANCE_HEARTBEAT_INTERVAL:
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return "AMF_TIMER_NF_INSTANCE_HEARTBEAT_INTERVAL";
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case AMF_TIMER_NF_INSTANCE_NO_HEARTBEAT:
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return "AMF_TIMER_NF_INSTANCE_NO_HEARTBEAT";
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case AMF_TIMER_NF_INSTANCE_VALIDITY:
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return "AMF_TIMER_NF_INSTANCE_VALIDITY";
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case AMF_TIMER_SUBSCRIPTION_VALIDITY:
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return "AMF_TIMER_SUBSCRIPTION_VALIDITY";
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case AMF_TIMER_SBI_CLIENT_WAIT:
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return "AMF_TIMER_SBI_CLIENT_WAIT";
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case AMF_TIMER_NG_DELAYED_SEND:
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return "AMF_TIMER_NG_DELAYED_SEND";
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case AMF_TIMER_T3513:
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return "AMF_TIMER_T3513";
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case AMF_TIMER_T3522:
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return "AMF_TIMER_T3522";
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case AMF_TIMER_T3550:
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return "AMF_TIMER_T3550";
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case AMF_TIMER_T3555:
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return "AMF_TIMER_T3555";
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case AMF_TIMER_T3560:
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return "AMF_TIMER_T3560";
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case AMF_TIMER_T3570:
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return "AMF_TIMER_T3570";
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case AMF_TIMER_NG_HOLDING:
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return "AMF_TIMER_NG_HOLDING";
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default:
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break;
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}
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return "UNKNOWN_TIMER";
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}
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void amf_timer_ng_delayed_send(void *data)
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{
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int rv;
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amf_event_t *e = data;
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ogs_assert(e);
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e->timer_id = AMF_TIMER_NG_DELAYED_SEND;
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rv = ogs_queue_push(ogs_app()->queue, e);
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if (rv != OGS_OK) {
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ogs_warn("ogs_queue_push() failed:%d", (int)rv);
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ogs_timer_delete(e->timer);
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amf_event_free(e);
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}
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}
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static void sbi_timer_send_event(int timer_id, void *data)
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{
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int rv;
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amf_event_t *e = NULL;
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ogs_assert(data);
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switch (timer_id) {
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case AMF_TIMER_NF_INSTANCE_REGISTRATION_INTERVAL:
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case AMF_TIMER_NF_INSTANCE_HEARTBEAT_INTERVAL:
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case AMF_TIMER_NF_INSTANCE_NO_HEARTBEAT:
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case AMF_TIMER_NF_INSTANCE_VALIDITY:
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case AMF_TIMER_SUBSCRIPTION_VALIDITY:
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e = amf_event_new(AMF_EVT_SBI_TIMER);
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ogs_assert(e);
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e->timer_id = timer_id;
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e->sbi.data = data;
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break;
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case AMF_TIMER_SBI_CLIENT_WAIT:
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e = amf_event_new(AMF_EVT_SBI_TIMER);
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if (!e) {
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ogs_sbi_xact_t *sbi_xact = data;
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ogs_assert(sbi_xact);
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ogs_error("sbi_timer_send_event() failed");
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ogs_sbi_xact_remove(sbi_xact);
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return;
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}
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e->timer_id = timer_id;
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e->sbi.data = data;
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break;
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default:
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ogs_fatal("Unknown timer id[%d]", timer_id);
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ogs_assert_if_reached();
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break;
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}
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rv = ogs_queue_push(ogs_app()->queue, e);
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if (rv != OGS_OK) {
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ogs_warn("ogs_queue_push() failed [%d] in %s",
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(int)rv, amf_timer_get_name(e->timer_id));
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amf_event_free(e);
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}
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}
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void amf_timer_nf_instance_registration_interval(void *data)
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{
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sbi_timer_send_event(AMF_TIMER_NF_INSTANCE_REGISTRATION_INTERVAL, data);
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}
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void amf_timer_nf_instance_heartbeat_interval(void *data)
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{
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sbi_timer_send_event(AMF_TIMER_NF_INSTANCE_HEARTBEAT_INTERVAL, data);
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}
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void amf_timer_nf_instance_no_heartbeat(void *data)
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{
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sbi_timer_send_event(AMF_TIMER_NF_INSTANCE_NO_HEARTBEAT, data);
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}
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void amf_timer_nf_instance_validity(void *data)
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{
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sbi_timer_send_event(AMF_TIMER_NF_INSTANCE_VALIDITY, data);
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}
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void amf_timer_subscription_validity(void *data)
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{
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sbi_timer_send_event(AMF_TIMER_SUBSCRIPTION_VALIDITY, data);
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}
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void amf_timer_sbi_client_wait_expire(void *data)
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{
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sbi_timer_send_event(AMF_TIMER_SBI_CLIENT_WAIT, data);
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}
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static void gmm_timer_event_send(
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amf_timer_e timer_id, amf_ue_t *amf_ue)
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{
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int rv;
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amf_event_t *e = NULL;
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ogs_assert(amf_ue);
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e = amf_event_new(AMF_EVT_5GMM_TIMER);
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ogs_assert(e);
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e->timer_id = timer_id;
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e->amf_ue = amf_ue;
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rv = ogs_queue_push(ogs_app()->queue, e);
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if (rv != OGS_OK) {
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ogs_warn("ogs_queue_push() failed:%d", (int)rv);
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amf_event_free(e);
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}
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}
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void amf_timer_t3513_expire(void *data)
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{
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gmm_timer_event_send(AMF_TIMER_T3513, data);
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}
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void amf_timer_t3522_expire(void *data)
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{
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gmm_timer_event_send(AMF_TIMER_T3522, data);
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}
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void amf_timer_t3550_expire(void *data)
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{
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gmm_timer_event_send(AMF_TIMER_T3550, data);
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}
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void amf_timer_t3555_expire(void *data)
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{
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gmm_timer_event_send(AMF_TIMER_T3555, data);
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}
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void amf_timer_t3560_expire(void *data)
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{
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gmm_timer_event_send(AMF_TIMER_T3560, data);
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}
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void amf_timer_t3570_expire(void *data)
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{
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gmm_timer_event_send(AMF_TIMER_T3570, data);
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}
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void amf_timer_ng_holding_timer_expire(void *data)
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{
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int rv;
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amf_event_t *e = NULL;
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ran_ue_t *ran_ue = NULL;
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ogs_assert(data);
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ran_ue = data;
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e = amf_event_new(AMF_EVT_NGAP_TIMER);
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ogs_assert(e);
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e->timer_id = AMF_TIMER_NG_HOLDING;
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e->ran_ue = ran_ue;
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rv = ogs_queue_push(ogs_app()->queue, e);
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if (rv != OGS_OK) {
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ogs_warn("ogs_queue_push() failed:%d", (int)rv);
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amf_event_free(e);
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}
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}
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