193 lines
5.3 KiB
C
193 lines
5.3 KiB
C
/*
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* Copyright (C) 2019-2022 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 "sbi-path.h"
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#include "nnrf-handler.h"
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#include "nausf-handler.h"
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#include "nudm-handler.h"
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void ausf_ue_state_initial(ogs_fsm_t *s, ausf_event_t *e)
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{
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ausf_ue_t *ausf_ue = NULL;
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ogs_assert(s);
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ogs_assert(e);
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ausf_sm_debug(e);
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ausf_ue = e->ausf_ue;
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ogs_assert(ausf_ue);
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OGS_FSM_TRAN(s, &ausf_ue_state_operational);
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}
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void ausf_ue_state_final(ogs_fsm_t *s, ausf_event_t *e)
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{
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ausf_ue_t *ausf_ue = NULL;
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ogs_assert(s);
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ogs_assert(e);
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ausf_sm_debug(e);
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ausf_ue = e->ausf_ue;
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ogs_assert(ausf_ue);
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}
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void ausf_ue_state_operational(ogs_fsm_t *s, ausf_event_t *e)
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{
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bool handled;
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ausf_ue_t *ausf_ue = NULL;
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ogs_sbi_stream_t *stream = NULL;
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ogs_sbi_message_t *message = NULL;
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ogs_assert(s);
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ogs_assert(e);
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ausf_sm_debug(e);
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ausf_ue = e->ausf_ue;
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ogs_assert(ausf_ue);
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switch (e->h.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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break;
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case OGS_EVENT_SBI_SERVER:
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message = e->h.sbi.message;
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ogs_assert(message);
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stream = e->h.sbi.data;
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ogs_assert(stream);
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SWITCH(message->h.method)
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CASE(OGS_SBI_HTTP_METHOD_POST)
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handled = ausf_nausf_auth_handle_authenticate(
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ausf_ue, stream, message);
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if (!handled) {
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ogs_error("[%s] Cannot handle SBI message",
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ausf_ue->suci);
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OGS_FSM_TRAN(s, ausf_ue_state_exception);
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}
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break;
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CASE(OGS_SBI_HTTP_METHOD_PUT)
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handled = ausf_nausf_auth_handle_authenticate_confirmation(
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ausf_ue, stream, message);
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if (!handled) {
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ogs_error("[%s] Cannot handle SBI message",
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ausf_ue->suci);
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OGS_FSM_TRAN(s, ausf_ue_state_exception);
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}
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break;
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DEFAULT
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ogs_error("[%s] Invalid HTTP method [%s]",
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ausf_ue->suci, message->h.method);
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ogs_assert(true ==
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ogs_sbi_server_send_error(stream,
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OGS_SBI_HTTP_STATUS_FORBIDDEN, message,
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"Invalid HTTP method", message->h.method));
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END
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break;
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case OGS_EVENT_SBI_CLIENT:
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message = e->h.sbi.message;
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ogs_assert(message);
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ausf_ue = e->ausf_ue;
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ogs_assert(ausf_ue);
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stream = e->h.sbi.data;
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ogs_assert(stream);
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SWITCH(message->h.service.name)
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CASE(OGS_SBI_SERVICE_NAME_NUDM_UEAU)
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if (message->res_status != OGS_SBI_HTTP_STATUS_OK &&
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message->res_status != OGS_SBI_HTTP_STATUS_CREATED) {
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if (message->res_status == OGS_SBI_HTTP_STATUS_NOT_FOUND) {
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ogs_warn("[%s] Cannot find SUPI [%d]",
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ausf_ue->suci, message->res_status);
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} else {
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ogs_error("[%s] HTTP response error [%d]",
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ausf_ue->suci, message->res_status);
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}
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ogs_assert(true ==
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ogs_sbi_server_send_error(
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stream, message->res_status,
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NULL, "HTTP response error", ausf_ue->suci));
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break;
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}
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SWITCH(message->h.resource.component[1])
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CASE(OGS_SBI_RESOURCE_NAME_SECURITY_INFORMATION)
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ausf_nudm_ueau_handle_get(ausf_ue, stream, message);
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break;
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CASE(OGS_SBI_RESOURCE_NAME_AUTH_EVENTS)
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ausf_nudm_ueau_handle_result_confirmation_inform(
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ausf_ue, stream, message);
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break;
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DEFAULT
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ogs_error("[%s] Invalid HTTP method [%s]",
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ausf_ue->suci, message->h.method);
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ogs_assert_if_reached();
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END
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break;
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DEFAULT
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ogs_error("Invalid API name [%s]", message->h.service.name);
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ogs_assert_if_reached();
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END
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break;
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default:
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ogs_error("[%s] Unknown event %s",
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ausf_ue->suci, ausf_event_get_name(e));
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break;
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}
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}
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void ausf_ue_state_exception(ogs_fsm_t *s, ausf_event_t *e)
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{
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ausf_ue_t *ausf_ue = NULL;
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ogs_assert(s);
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ogs_assert(e);
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ausf_sm_debug(e);
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ausf_ue = e->ausf_ue;
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ogs_assert(ausf_ue);
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switch (e->h.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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break;
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default:
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ogs_error("[%s] Unknown event %s", ausf_ue->suci, ausf_event_get_name(e));
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break;
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}
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}
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