forked from acouzens/open5gs
104 lines
2.5 KiB
C
104 lines
2.5 KiB
C
/*
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* Copyright (C) 2019-2023 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 "hss-sm.h"
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#include "hss-context.h"
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#include "hss-event.h"
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#include "hss-timer.h"
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#define DB_POLLING_TIME ogs_time_from_msec(100)
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static ogs_timer_t *t_db_polling = NULL;
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void hss_state_initial(ogs_fsm_t *s, hss_event_t *e)
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{
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hss_sm_debug(e);
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ogs_assert(s);
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#if MONGOC_CHECK_VERSION(1, 9, 0)
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if (hss_self()->use_mongodb_change_stream) {
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ogs_dbi_collection_watch_init();
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t_db_polling = ogs_timer_add(ogs_app()->timer_mgr,
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hss_timer_dbi_poll_change_stream, 0);
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ogs_assert(t_db_polling);
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ogs_timer_start(t_db_polling, DB_POLLING_TIME);
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OGS_FSM_TRAN(s, &hss_state_operational);
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}
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#endif
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}
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void hss_state_final(ogs_fsm_t *s, hss_event_t *e)
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{
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hss_sm_debug(e);
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if (t_db_polling)
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ogs_timer_delete(t_db_polling);
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ogs_assert(s);
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}
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void hss_state_operational(ogs_fsm_t *s, hss_event_t *e)
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{
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hss_sm_debug(e);
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ogs_assert(s);
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switch (e->id) {
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case OGS_FSM_ENTRY_SIG:
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break;
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case OGS_FSM_EXIT_SIG:
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if (t_db_polling) {
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ogs_timer_stop(t_db_polling);
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}
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break;
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case HSS_EVENT_DBI_POLL_TIMER:
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ogs_assert(e);
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switch(e->timer_id) {
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case HSS_TIMER_DBI_POLL_CHANGE_STREAM:
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hss_db_poll_change_stream();
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ogs_timer_start(t_db_polling, DB_POLLING_TIME);
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break;
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default:
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ogs_error("Unknown timer[%s:%d]",
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ogs_timer_get_name(e->timer_id), e->timer_id);
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}
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break;
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case HSS_EVENT_DBI_MESSAGE:
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ogs_assert(e);
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ogs_assert(e->dbi.document);
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hss_handle_change_event(e->dbi.document);
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bson_destroy(e->dbi.document);
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break;
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default:
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ogs_error("No handler for event %s", hss_event_get_name(e));
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break;
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}
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}
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