forked from acouzens/open5gs
202 lines
5.8 KiB
C
202 lines
5.8 KiB
C
/*
|
|
* Copyright (C) 2019-2022 by Sukchan Lee <acetcom@gmail.com>
|
|
*
|
|
* This file is part of Open5GS.
|
|
*
|
|
* This program is free software: you can redistribute it and/or modify
|
|
* it under the terms of the GNU Affero General Public License as published by
|
|
* the Free Software Foundation, either version 3 of the License, or
|
|
* (at your option) any later version.
|
|
*
|
|
* This program is distributed in the hope that it will be useful,
|
|
* but WITHOUT ANY WARRANTY; without even the implied warranty of
|
|
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
|
|
* GNU General Public License for more details.
|
|
*
|
|
* You should have received a copy of the GNU General Public License
|
|
* along with this program. If not, see <https://www.gnu.org/licenses/>.
|
|
*/
|
|
|
|
#include "sbi-path.h"
|
|
#include "nnrf-handler.h"
|
|
|
|
#include "npcf-handler.h"
|
|
#include "nudr-handler.h"
|
|
|
|
void pcf_am_state_initial(ogs_fsm_t *s, pcf_event_t *e)
|
|
{
|
|
ogs_assert(s);
|
|
|
|
OGS_FSM_TRAN(s, &pcf_am_state_operational);
|
|
}
|
|
|
|
void pcf_am_state_final(ogs_fsm_t *s, pcf_event_t *e)
|
|
{
|
|
}
|
|
|
|
void pcf_am_state_operational(ogs_fsm_t *s, pcf_event_t *e)
|
|
{
|
|
bool handled;
|
|
pcf_ue_t *pcf_ue = NULL;
|
|
|
|
ogs_sbi_stream_t *stream = NULL;
|
|
ogs_sbi_message_t *message = NULL;
|
|
|
|
ogs_assert(s);
|
|
ogs_assert(e);
|
|
|
|
pcf_sm_debug(e);
|
|
|
|
pcf_ue = e->pcf_ue;
|
|
ogs_assert(pcf_ue);
|
|
|
|
switch (e->h.id) {
|
|
case OGS_FSM_ENTRY_SIG:
|
|
break;
|
|
|
|
case OGS_FSM_EXIT_SIG:
|
|
break;
|
|
|
|
case OGS_EVENT_SBI_SERVER:
|
|
message = e->h.sbi.message;
|
|
ogs_assert(message);
|
|
stream = e->h.sbi.data;
|
|
ogs_assert(stream);
|
|
|
|
SWITCH(message->h.method)
|
|
CASE(OGS_SBI_HTTP_METHOD_POST)
|
|
handled = pcf_npcf_am_policy_control_handle_create(
|
|
pcf_ue, stream, message);
|
|
if (!handled) {
|
|
ogs_error("[%s] Cannot handle SBI message", pcf_ue->supi);
|
|
OGS_FSM_TRAN(s, pcf_am_state_exception);
|
|
}
|
|
break;
|
|
|
|
CASE(OGS_SBI_HTTP_METHOD_DELETE)
|
|
ogs_assert(true == ogs_sbi_send_http_status_no_content(stream));
|
|
OGS_FSM_TRAN(s, pcf_am_state_deleted);
|
|
break;
|
|
|
|
DEFAULT
|
|
ogs_error("[%s] Invalid HTTP method [%s]",
|
|
pcf_ue->supi, message->h.method);
|
|
ogs_assert(true ==
|
|
ogs_sbi_server_send_error(stream,
|
|
OGS_SBI_HTTP_STATUS_METHOD_NOT_ALLOWED, message,
|
|
"Invalid HTTP method", message->h.method, NULL));
|
|
END
|
|
break;
|
|
|
|
case OGS_EVENT_SBI_CLIENT:
|
|
message = e->h.sbi.message;
|
|
ogs_assert(message);
|
|
stream = e->h.sbi.data;
|
|
ogs_assert(stream);
|
|
|
|
SWITCH(message->h.service.name)
|
|
CASE(OGS_SBI_SERVICE_NAME_NUDR_DR)
|
|
SWITCH(message->h.resource.component[0])
|
|
CASE(OGS_SBI_RESOURCE_NAME_POLICY_DATA)
|
|
SWITCH(message->h.resource.component[1])
|
|
CASE(OGS_SBI_RESOURCE_NAME_UES)
|
|
if (message->res_status != OGS_SBI_HTTP_STATUS_OK &&
|
|
message->res_status != OGS_SBI_HTTP_STATUS_NO_CONTENT) {
|
|
if (message->res_status ==
|
|
OGS_SBI_HTTP_STATUS_NOT_FOUND) {
|
|
ogs_warn("[%s] Cannot find SUPI [%d]",
|
|
pcf_ue->supi, message->res_status);
|
|
} else {
|
|
ogs_error("[%s] HTTP response error [%d]",
|
|
pcf_ue->supi, message->res_status);
|
|
}
|
|
ogs_assert(true ==
|
|
ogs_sbi_server_send_error(
|
|
stream, message->res_status,
|
|
NULL, "HTTP response error", pcf_ue->supi,
|
|
NULL));
|
|
break;
|
|
}
|
|
|
|
pcf_nudr_dr_handle_query_am_data(pcf_ue, stream, message);
|
|
break;
|
|
|
|
DEFAULT
|
|
ogs_error("[%s] Invalid resource name [%s]",
|
|
pcf_ue->supi, message->h.resource.component[1]);
|
|
ogs_assert_if_reached();
|
|
END
|
|
break;
|
|
|
|
DEFAULT
|
|
ogs_error("[%s] Invalid resource name [%s]",
|
|
pcf_ue->supi, message->h.resource.component[0]);
|
|
ogs_assert_if_reached();
|
|
END
|
|
break;
|
|
|
|
DEFAULT
|
|
ogs_error("[%s] Invalid API name [%s]",
|
|
pcf_ue->supi, message->h.service.name);
|
|
ogs_assert(true ==
|
|
ogs_sbi_server_send_error(stream,
|
|
OGS_SBI_HTTP_STATUS_BAD_REQUEST, message,
|
|
"Invalid API name", message->h.resource.component[0],
|
|
NULL));
|
|
END
|
|
break;
|
|
|
|
default:
|
|
ogs_error("[%s] Unknown event %s", pcf_ue->supi, pcf_event_get_name(e));
|
|
break;
|
|
}
|
|
}
|
|
|
|
void pcf_am_state_deleted(ogs_fsm_t *s, pcf_event_t *e)
|
|
{
|
|
pcf_ue_t *pcf_ue = NULL;
|
|
ogs_assert(s);
|
|
ogs_assert(e);
|
|
|
|
pcf_sm_debug(e);
|
|
|
|
pcf_ue = e->pcf_ue;
|
|
ogs_assert(pcf_ue);
|
|
|
|
switch (e->h.id) {
|
|
case OGS_FSM_ENTRY_SIG:
|
|
break;
|
|
|
|
case OGS_FSM_EXIT_SIG:
|
|
break;
|
|
|
|
default:
|
|
ogs_error("[%s] Unknown event %s", pcf_ue->supi, pcf_event_get_name(e));
|
|
break;
|
|
}
|
|
}
|
|
|
|
void pcf_am_state_exception(ogs_fsm_t *s, pcf_event_t *e)
|
|
{
|
|
pcf_ue_t *pcf_ue = NULL;
|
|
ogs_assert(s);
|
|
ogs_assert(e);
|
|
|
|
pcf_sm_debug(e);
|
|
|
|
pcf_ue = e->pcf_ue;
|
|
ogs_assert(pcf_ue);
|
|
|
|
switch (e->h.id) {
|
|
case OGS_FSM_ENTRY_SIG:
|
|
break;
|
|
|
|
case OGS_FSM_EXIT_SIG:
|
|
break;
|
|
|
|
default:
|
|
ogs_error("[%s] Unknown event %s", pcf_ue->supi, pcf_event_get_name(e));
|
|
break;
|
|
}
|
|
}
|