2020-05-25 16:15:22 +00:00
|
|
|
/*
|
2022-08-12 05:03:53 +00:00
|
|
|
* Copyright (C) 2019-2022 by Sukchan Lee <acetcom@gmail.com>
|
2020-05-25 16:15:22 +00:00
|
|
|
*
|
|
|
|
* 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"
|
2020-06-04 18:12:05 +00:00
|
|
|
#include "nas-path.h"
|
2022-07-24 06:10:09 +00:00
|
|
|
#include "ngap-path.h"
|
2021-03-08 12:25:09 +00:00
|
|
|
#include "nnrf-handler.h"
|
2020-05-25 16:15:22 +00:00
|
|
|
|
|
|
|
int amf_sbi_open(void)
|
|
|
|
{
|
|
|
|
ogs_sbi_nf_instance_t *nf_instance = NULL;
|
2022-06-18 14:56:12 +00:00
|
|
|
ogs_sbi_nf_service_t *service = NULL;
|
2020-05-25 16:15:22 +00:00
|
|
|
|
2022-10-22 02:26:04 +00:00
|
|
|
/* Initialize SELF NF instance */
|
2022-06-18 14:56:12 +00:00
|
|
|
nf_instance = ogs_sbi_self()->nf_instance;
|
|
|
|
ogs_assert(nf_instance);
|
2022-09-02 14:04:57 +00:00
|
|
|
ogs_sbi_nf_fsm_init(nf_instance);
|
2022-06-18 14:56:12 +00:00
|
|
|
|
|
|
|
/* Build NF instance information. It will be transmitted to NRF. */
|
2023-01-29 02:22:45 +00:00
|
|
|
ogs_sbi_nf_instance_build_default(nf_instance);
|
2022-06-18 14:56:12 +00:00
|
|
|
ogs_sbi_nf_instance_add_allowed_nf_type(nf_instance, OpenAPI_nf_type_SMF);
|
2022-09-08 13:12:01 +00:00
|
|
|
ogs_sbi_nf_instance_add_allowed_nf_type(nf_instance, OpenAPI_nf_type_SCP);
|
2022-06-18 14:56:12 +00:00
|
|
|
|
|
|
|
/* Build NF service information. It will be transmitted to NRF. */
|
2022-08-02 00:44:13 +00:00
|
|
|
if (ogs_sbi_nf_service_is_available(OGS_SBI_SERVICE_NAME_NAMF_COMM)) {
|
|
|
|
service = ogs_sbi_nf_service_build_default(
|
|
|
|
nf_instance, OGS_SBI_SERVICE_NAME_NAMF_COMM);
|
|
|
|
ogs_assert(service);
|
|
|
|
ogs_sbi_nf_service_add_version(
|
|
|
|
service, OGS_SBI_API_V1, OGS_SBI_API_V1_0_0, NULL);
|
|
|
|
ogs_sbi_nf_service_add_allowed_nf_type(service, OpenAPI_nf_type_SMF);
|
|
|
|
}
|
2022-06-18 14:56:12 +00:00
|
|
|
|
|
|
|
/* Initialize NRF NF Instance */
|
2022-07-16 04:27:18 +00:00
|
|
|
nf_instance = ogs_sbi_self()->nrf_instance;
|
2022-10-22 02:26:04 +00:00
|
|
|
if (nf_instance)
|
2022-08-12 05:03:53 +00:00
|
|
|
ogs_sbi_nf_fsm_init(nf_instance);
|
2020-05-25 16:15:22 +00:00
|
|
|
|
2022-11-18 14:28:35 +00:00
|
|
|
/* Setup Subscription-Data */
|
|
|
|
ogs_sbi_subscription_spec_add(
|
2023-09-24 00:00:23 +00:00
|
|
|
OpenAPI_nf_type_NULL, OGS_SBI_SERVICE_NAME_NAUSF_AUTH);
|
2022-11-18 14:28:35 +00:00
|
|
|
ogs_sbi_subscription_spec_add(
|
2023-09-24 00:00:23 +00:00
|
|
|
OpenAPI_nf_type_NULL, OGS_SBI_SERVICE_NAME_NUDM_UECM);
|
2022-11-18 14:28:35 +00:00
|
|
|
ogs_sbi_subscription_spec_add(
|
2023-09-24 00:00:23 +00:00
|
|
|
OpenAPI_nf_type_NULL, OGS_SBI_SERVICE_NAME_NUDM_SDM);
|
2022-11-18 14:28:35 +00:00
|
|
|
ogs_sbi_subscription_spec_add(
|
2023-09-24 00:00:23 +00:00
|
|
|
OpenAPI_nf_type_NULL, OGS_SBI_SERVICE_NAME_NPCF_AM_POLICY_CONTROL);
|
2022-11-18 14:28:35 +00:00
|
|
|
ogs_sbi_subscription_spec_add(
|
2023-09-24 00:00:23 +00:00
|
|
|
OpenAPI_nf_type_NULL, OGS_SBI_SERVICE_NAME_NSMF_PDUSESSION);
|
2022-11-18 14:28:35 +00:00
|
|
|
ogs_sbi_subscription_spec_add(
|
2023-09-24 00:00:23 +00:00
|
|
|
OpenAPI_nf_type_NULL, OGS_SBI_SERVICE_NAME_NNSSF_NSSELECTION);
|
2022-09-08 13:12:01 +00:00
|
|
|
|
2022-10-22 02:26:04 +00:00
|
|
|
if (ogs_sbi_server_start_all(ogs_sbi_server_handler) != OGS_OK)
|
2022-07-24 06:10:09 +00:00
|
|
|
return OGS_ERROR;
|
|
|
|
|
2020-05-25 16:15:22 +00:00
|
|
|
return OGS_OK;
|
|
|
|
}
|
|
|
|
|
|
|
|
void amf_sbi_close(void)
|
|
|
|
{
|
2022-07-16 04:27:18 +00:00
|
|
|
ogs_sbi_client_stop_all();
|
2020-05-25 16:15:22 +00:00
|
|
|
ogs_sbi_server_stop_all();
|
|
|
|
}
|
|
|
|
|
2022-10-22 02:26:04 +00:00
|
|
|
bool amf_sbi_send_request(
|
|
|
|
ogs_sbi_nf_instance_t *nf_instance, ogs_sbi_xact_t *xact)
|
2020-08-03 03:22:41 +00:00
|
|
|
{
|
2022-09-02 14:04:57 +00:00
|
|
|
ogs_assert(nf_instance);
|
2022-10-22 02:26:04 +00:00
|
|
|
ogs_assert(xact);
|
|
|
|
return ogs_sbi_send_request_to_nf_instance(nf_instance, xact);
|
2020-08-03 03:22:41 +00:00
|
|
|
}
|
|
|
|
|
2023-01-31 10:38:17 +00:00
|
|
|
int amf_ue_sbi_discover_and_send(
|
2022-08-26 15:12:22 +00:00
|
|
|
ogs_sbi_service_type_e service_type,
|
2022-07-24 06:10:09 +00:00
|
|
|
ogs_sbi_discovery_option_t *discovery_option,
|
|
|
|
ogs_sbi_request_t *(*build)(amf_ue_t *amf_ue, void *data),
|
2023-01-08 04:53:48 +00:00
|
|
|
amf_ue_t *amf_ue, int state, void *data)
|
2020-05-25 16:15:22 +00:00
|
|
|
{
|
2023-01-23 01:37:22 +00:00
|
|
|
int r;
|
2023-01-31 10:38:17 +00:00
|
|
|
int rv;
|
2020-08-03 03:22:41 +00:00
|
|
|
ogs_sbi_xact_t *xact = NULL;
|
2022-07-24 06:10:09 +00:00
|
|
|
|
2022-08-26 15:12:22 +00:00
|
|
|
ogs_assert(service_type);
|
2020-06-17 05:22:28 +00:00
|
|
|
ogs_assert(amf_ue);
|
2020-08-03 03:22:41 +00:00
|
|
|
ogs_assert(build);
|
2020-05-25 16:15:22 +00:00
|
|
|
|
2022-07-24 06:10:09 +00:00
|
|
|
xact = ogs_sbi_xact_add(
|
2022-08-26 15:12:22 +00:00
|
|
|
&amf_ue->sbi, service_type, discovery_option,
|
2022-07-24 06:10:09 +00:00
|
|
|
(ogs_sbi_build_f)build, amf_ue, data);
|
2021-02-15 17:17:33 +00:00
|
|
|
if (!xact) {
|
|
|
|
ogs_error("amf_ue_sbi_discover_and_send() failed");
|
2023-01-23 01:37:22 +00:00
|
|
|
r = nas_5gs_send_gmm_reject_from_sbi(
|
|
|
|
amf_ue, OGS_SBI_HTTP_STATUS_GATEWAY_TIMEOUT);
|
|
|
|
ogs_expect(r == OGS_OK);
|
|
|
|
ogs_assert(r != OGS_ERROR);
|
2023-01-31 10:38:17 +00:00
|
|
|
return OGS_ERROR;
|
2021-02-15 17:17:33 +00:00
|
|
|
}
|
2020-05-25 16:15:22 +00:00
|
|
|
|
2023-01-08 04:53:48 +00:00
|
|
|
xact->state = state;
|
|
|
|
|
2023-01-31 10:38:17 +00:00
|
|
|
rv = ogs_sbi_discover_and_send(xact);
|
|
|
|
if (rv != OGS_OK) {
|
2021-02-15 17:17:33 +00:00
|
|
|
ogs_error("amf_ue_sbi_discover_and_send() failed");
|
2021-06-06 13:35:46 +00:00
|
|
|
ogs_sbi_xact_remove(xact);
|
2023-01-23 01:37:22 +00:00
|
|
|
r = nas_5gs_send_gmm_reject_from_sbi(
|
|
|
|
amf_ue, OGS_SBI_HTTP_STATUS_GATEWAY_TIMEOUT);
|
|
|
|
ogs_expect(r == OGS_OK);
|
|
|
|
ogs_assert(r != OGS_ERROR);
|
2023-01-31 10:38:17 +00:00
|
|
|
return rv;
|
2020-06-04 18:12:05 +00:00
|
|
|
}
|
2021-06-06 13:35:46 +00:00
|
|
|
|
2023-01-31 10:38:17 +00:00
|
|
|
return OGS_OK;
|
2020-05-25 16:15:22 +00:00
|
|
|
}
|
|
|
|
|
2023-01-31 10:38:17 +00:00
|
|
|
int amf_sess_sbi_discover_and_send(
|
2022-08-26 15:12:22 +00:00
|
|
|
ogs_sbi_service_type_e service_type,
|
2022-07-24 06:10:09 +00:00
|
|
|
ogs_sbi_discovery_option_t *discovery_option,
|
|
|
|
ogs_sbi_request_t *(*build)(amf_sess_t *sess, void *data),
|
|
|
|
amf_sess_t *sess, int state, void *data)
|
2020-05-25 16:15:22 +00:00
|
|
|
{
|
2023-01-23 01:37:22 +00:00
|
|
|
int r;
|
2023-01-31 10:38:17 +00:00
|
|
|
int rv;
|
2020-08-03 03:22:41 +00:00
|
|
|
ogs_sbi_xact_t *xact = NULL;
|
|
|
|
|
2022-08-26 15:12:22 +00:00
|
|
|
ogs_assert(service_type);
|
2020-06-17 05:22:28 +00:00
|
|
|
ogs_assert(sess);
|
|
|
|
ogs_assert(build);
|
|
|
|
|
2022-07-24 06:10:09 +00:00
|
|
|
xact = ogs_sbi_xact_add(
|
2022-08-26 15:12:22 +00:00
|
|
|
&sess->sbi, service_type, discovery_option,
|
2022-07-24 06:10:09 +00:00
|
|
|
(ogs_sbi_build_f)build, sess, data);
|
2021-02-15 17:17:33 +00:00
|
|
|
if (!xact) {
|
|
|
|
ogs_error("amf_sess_sbi_discover_and_send() failed");
|
2023-01-23 01:37:22 +00:00
|
|
|
r = nas_5gs_send_back_gsm_message(sess,
|
|
|
|
OGS_5GMM_CAUSE_PAYLOAD_WAS_NOT_FORWARDED, AMF_NAS_BACKOFF_TIME);
|
|
|
|
ogs_expect(r == OGS_OK);
|
|
|
|
ogs_assert(r != OGS_ERROR);
|
2023-01-31 10:38:17 +00:00
|
|
|
return OGS_ERROR;
|
2021-02-15 17:17:33 +00:00
|
|
|
}
|
2020-08-03 03:22:41 +00:00
|
|
|
|
|
|
|
xact->state = state;
|
2020-06-17 05:22:28 +00:00
|
|
|
|
2023-01-31 10:38:17 +00:00
|
|
|
rv = ogs_sbi_discover_and_send(xact);
|
|
|
|
if (rv != OGS_OK) {
|
2021-02-15 17:17:33 +00:00
|
|
|
ogs_error("amf_sess_sbi_discover_and_send() failed");
|
2021-06-06 13:35:46 +00:00
|
|
|
ogs_sbi_xact_remove(xact);
|
2023-01-23 01:37:22 +00:00
|
|
|
r = nas_5gs_send_back_gsm_message(sess,
|
|
|
|
OGS_5GMM_CAUSE_PAYLOAD_WAS_NOT_FORWARDED, AMF_NAS_BACKOFF_TIME);
|
|
|
|
ogs_expect(r == OGS_OK);
|
|
|
|
ogs_assert(r != OGS_ERROR);
|
2023-01-31 10:38:17 +00:00
|
|
|
return rv;
|
2020-06-04 18:12:05 +00:00
|
|
|
}
|
2021-06-06 13:35:46 +00:00
|
|
|
|
2023-01-31 10:38:17 +00:00
|
|
|
return OGS_OK;
|
2020-05-25 16:15:22 +00:00
|
|
|
}
|
2022-07-16 04:27:18 +00:00
|
|
|
static int client_discover_cb(
|
|
|
|
int status, ogs_sbi_response_t *response, void *data)
|
2021-03-08 12:25:09 +00:00
|
|
|
{
|
2023-01-23 01:37:22 +00:00
|
|
|
int r, rv;
|
2021-03-08 12:25:09 +00:00
|
|
|
ogs_sbi_message_t message;
|
2022-08-26 15:12:22 +00:00
|
|
|
|
|
|
|
ogs_sbi_xact_t *xact = NULL;
|
|
|
|
ogs_sbi_service_type_e service_type = OGS_SBI_SERVICE_TYPE_NULL;
|
2022-10-22 02:26:04 +00:00
|
|
|
OpenAPI_nf_type_e requester_nf_type = OpenAPI_nf_type_NULL;
|
2022-08-26 15:12:22 +00:00
|
|
|
ogs_sbi_discovery_option_t *discovery_option = NULL;
|
|
|
|
amf_ue_t *amf_ue = NULL;
|
|
|
|
amf_sess_t *sess = NULL;
|
|
|
|
|
|
|
|
xact = data;
|
|
|
|
ogs_assert(xact);
|
|
|
|
|
|
|
|
xact = ogs_sbi_xact_cycle(xact);
|
|
|
|
if (!xact) {
|
|
|
|
ogs_error("SBI transaction has already been removed");
|
2022-10-22 02:26:04 +00:00
|
|
|
if (response)
|
|
|
|
ogs_sbi_response_free(response);
|
2022-08-26 15:12:22 +00:00
|
|
|
return OGS_ERROR;
|
|
|
|
}
|
|
|
|
|
|
|
|
sess = (amf_sess_t *)xact->sbi_object;
|
|
|
|
ogs_assert(sess);
|
|
|
|
|
|
|
|
service_type = xact->service_type;
|
2022-10-22 02:26:04 +00:00
|
|
|
ogs_assert(service_type);
|
|
|
|
requester_nf_type = xact->requester_nf_type;
|
|
|
|
ogs_assert(requester_nf_type);
|
2022-08-26 15:12:22 +00:00
|
|
|
discovery_option = xact->discovery_option;
|
|
|
|
|
|
|
|
sess = amf_sess_cycle(sess);
|
|
|
|
if (!sess) {
|
|
|
|
ogs_error("Session has already been removed");
|
|
|
|
ogs_sbi_xact_remove(xact);
|
2022-10-22 02:26:04 +00:00
|
|
|
if (response)
|
|
|
|
ogs_sbi_response_free(response);
|
2022-08-26 15:12:22 +00:00
|
|
|
return OGS_ERROR;
|
|
|
|
}
|
|
|
|
|
|
|
|
ogs_assert(sess->sbi.type == OGS_SBI_OBJ_SESS_TYPE);
|
|
|
|
amf_ue = sess->amf_ue;
|
|
|
|
ogs_assert(amf_ue);
|
2021-03-08 12:25:09 +00:00
|
|
|
|
2022-07-16 04:27:18 +00:00
|
|
|
if (status != OGS_OK) {
|
|
|
|
ogs_log_message(
|
|
|
|
status == OGS_DONE ? OGS_LOG_DEBUG : OGS_LOG_WARN, 0,
|
|
|
|
"client_discover_cb() failed [%d]", status);
|
2022-08-26 15:12:22 +00:00
|
|
|
ogs_sbi_xact_remove(xact);
|
2022-07-16 04:27:18 +00:00
|
|
|
return OGS_ERROR;
|
|
|
|
}
|
|
|
|
|
2022-10-22 02:26:04 +00:00
|
|
|
ogs_assert(response);
|
|
|
|
|
2021-03-08 12:25:09 +00:00
|
|
|
rv = ogs_sbi_parse_response(&message, response);
|
|
|
|
if (rv != OGS_OK) {
|
|
|
|
ogs_error("cannot parse HTTP response");
|
2023-01-23 01:37:22 +00:00
|
|
|
r = nas_5gs_send_back_gsm_message(sess,
|
|
|
|
OGS_5GMM_CAUSE_PAYLOAD_WAS_NOT_FORWARDED, AMF_NAS_BACKOFF_TIME);
|
|
|
|
ogs_expect(r == OGS_OK);
|
|
|
|
ogs_assert(r != OGS_ERROR);
|
2021-03-08 12:25:09 +00:00
|
|
|
|
|
|
|
goto cleanup;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (message.res_status != OGS_SBI_HTTP_STATUS_OK) {
|
|
|
|
ogs_error("NF-Discover failed [%d]", message.res_status);
|
2023-01-23 01:37:22 +00:00
|
|
|
r = nas_5gs_send_back_gsm_message(sess,
|
|
|
|
OGS_5GMM_CAUSE_PAYLOAD_WAS_NOT_FORWARDED, AMF_NAS_BACKOFF_TIME);
|
|
|
|
ogs_expect(r == OGS_OK);
|
|
|
|
ogs_assert(r != OGS_ERROR);
|
2021-03-08 12:25:09 +00:00
|
|
|
|
|
|
|
goto cleanup;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (!message.SearchResult) {
|
|
|
|
ogs_error("No SearchResult");
|
2023-01-23 01:37:22 +00:00
|
|
|
r = nas_5gs_send_back_gsm_message(sess,
|
|
|
|
OGS_5GMM_CAUSE_PAYLOAD_WAS_NOT_FORWARDED, AMF_NAS_BACKOFF_TIME);
|
|
|
|
ogs_expect(r == OGS_OK);
|
|
|
|
ogs_assert(r != OGS_ERROR);
|
2021-03-08 12:25:09 +00:00
|
|
|
|
|
|
|
goto cleanup;
|
|
|
|
}
|
|
|
|
|
2022-10-22 02:26:04 +00:00
|
|
|
ogs_nnrf_disc_handle_nf_discover_search_result(message.SearchResult);
|
2022-07-24 06:10:09 +00:00
|
|
|
|
2022-10-22 02:26:04 +00:00
|
|
|
amf_sbi_select_nf(&sess->sbi,
|
|
|
|
service_type, requester_nf_type, discovery_option);
|
2021-03-08 12:25:09 +00:00
|
|
|
|
2022-09-02 14:04:57 +00:00
|
|
|
if (!sess->sbi.service_type_array[service_type].nf_instance) {
|
2022-08-26 15:12:22 +00:00
|
|
|
ogs_error("[%s:%d] (NF discover) No [%s]",
|
|
|
|
amf_ue->supi, sess->psi,
|
|
|
|
ogs_sbi_service_type_to_name(service_type));
|
2023-01-23 01:37:22 +00:00
|
|
|
r = nas_5gs_send_back_gsm_message(sess,
|
2021-08-14 03:01:13 +00:00
|
|
|
OGS_5GMM_CAUSE_PAYLOAD_WAS_NOT_FORWARDED,
|
2023-01-23 01:37:22 +00:00
|
|
|
AMF_NAS_BACKOFF_TIME);
|
|
|
|
ogs_expect(r == OGS_OK);
|
|
|
|
ogs_assert(r != OGS_ERROR);
|
2021-03-08 12:25:09 +00:00
|
|
|
|
|
|
|
goto cleanup;
|
|
|
|
}
|
|
|
|
|
2023-01-31 10:38:17 +00:00
|
|
|
r = amf_sess_sbi_discover_and_send(
|
2022-08-26 15:12:22 +00:00
|
|
|
service_type, NULL,
|
2022-07-24 06:10:09 +00:00
|
|
|
amf_nsmf_pdusession_build_create_sm_context,
|
|
|
|
sess, AMF_CREATE_SM_CONTEXT_NO_STATE, NULL);
|
2023-01-31 10:38:17 +00:00
|
|
|
ogs_expect(r == OGS_OK);
|
|
|
|
ogs_assert(r != OGS_ERROR);
|
2021-03-08 12:25:09 +00:00
|
|
|
|
2022-10-22 02:26:04 +00:00
|
|
|
ogs_sbi_xact_remove(xact);
|
|
|
|
|
|
|
|
ogs_sbi_message_free(&message);
|
|
|
|
ogs_sbi_response_free(response);
|
|
|
|
|
|
|
|
return OGS_OK;
|
|
|
|
|
2021-03-08 12:25:09 +00:00
|
|
|
cleanup:
|
2022-08-26 15:12:22 +00:00
|
|
|
ogs_sbi_xact_remove(xact);
|
|
|
|
|
2021-03-08 12:25:09 +00:00
|
|
|
ogs_sbi_message_free(&message);
|
|
|
|
ogs_sbi_response_free(response);
|
|
|
|
|
|
|
|
return OGS_ERROR;
|
|
|
|
}
|
|
|
|
|
2023-01-31 10:38:17 +00:00
|
|
|
int amf_sess_sbi_discover_by_nsi(
|
2022-08-26 15:12:22 +00:00
|
|
|
amf_sess_t *sess,
|
|
|
|
ogs_sbi_service_type_e service_type,
|
|
|
|
ogs_sbi_discovery_option_t *discovery_option)
|
2021-03-08 12:25:09 +00:00
|
|
|
{
|
2022-08-26 15:12:22 +00:00
|
|
|
ogs_sbi_xact_t *xact = NULL;
|
2021-03-08 12:25:09 +00:00
|
|
|
ogs_sbi_client_t *client = NULL;
|
|
|
|
|
|
|
|
ogs_assert(sess);
|
|
|
|
client = sess->nssf.nrf.client;
|
|
|
|
ogs_assert(client);
|
2022-08-26 15:12:22 +00:00
|
|
|
ogs_assert(service_type);
|
|
|
|
|
|
|
|
ogs_warn("Try to discover [%s]",
|
|
|
|
ogs_sbi_service_type_to_name(service_type));
|
|
|
|
|
|
|
|
xact = ogs_sbi_xact_add(
|
|
|
|
&sess->sbi, service_type, discovery_option, NULL, NULL, NULL);
|
2023-01-23 01:37:22 +00:00
|
|
|
if (!xact) {
|
|
|
|
ogs_error("ogs_sbi_xact_add() failed");
|
2023-01-31 10:38:17 +00:00
|
|
|
return OGS_ERROR;
|
2023-01-23 01:37:22 +00:00
|
|
|
}
|
2021-03-08 12:25:09 +00:00
|
|
|
|
2022-08-26 15:12:22 +00:00
|
|
|
xact->request = amf_nnrf_disc_build_discover(
|
|
|
|
sess->nssf.nrf.id, xact->service_type, xact->discovery_option);
|
2023-01-23 01:37:22 +00:00
|
|
|
if (!xact->request) {
|
|
|
|
ogs_error("amf_nnrf_disc_build_discover() failed");
|
|
|
|
ogs_sbi_xact_remove(xact);
|
2023-01-31 10:38:17 +00:00
|
|
|
return OGS_ERROR;
|
2023-01-23 01:37:22 +00:00
|
|
|
}
|
2021-06-06 13:35:46 +00:00
|
|
|
|
2022-10-22 02:26:04 +00:00
|
|
|
return ogs_sbi_client_send_request(
|
2023-01-31 10:38:17 +00:00
|
|
|
client, client_discover_cb, xact->request, xact) == true ? OGS_OK : OGS_ERROR;
|
2021-03-08 12:25:09 +00:00
|
|
|
}
|
2020-06-22 03:07:14 +00:00
|
|
|
|
2021-01-28 19:23:54 +00:00
|
|
|
void amf_sbi_send_activating_session(amf_sess_t *sess, int state)
|
2020-06-22 03:07:14 +00:00
|
|
|
{
|
2021-05-29 06:56:12 +00:00
|
|
|
amf_nsmf_pdusession_sm_context_param_t param;
|
2023-01-31 10:38:17 +00:00
|
|
|
int r;
|
2020-06-22 03:07:14 +00:00
|
|
|
|
2020-06-25 04:37:29 +00:00
|
|
|
ogs_assert(sess);
|
|
|
|
|
|
|
|
memset(¶m, 0, sizeof(param));
|
2020-08-03 03:22:41 +00:00
|
|
|
param.upCnxState = OpenAPI_up_cnx_state_ACTIVATING;
|
|
|
|
|
2023-01-31 10:38:17 +00:00
|
|
|
r = amf_sess_sbi_discover_and_send(
|
2022-08-26 15:12:22 +00:00
|
|
|
OGS_SBI_SERVICE_TYPE_NSMF_PDUSESSION, NULL,
|
2022-07-24 06:10:09 +00:00
|
|
|
amf_nsmf_pdusession_build_update_sm_context, sess, state, ¶m);
|
2023-01-31 10:38:17 +00:00
|
|
|
ogs_expect(r == OGS_OK);
|
|
|
|
ogs_assert(r != OGS_ERROR);
|
2020-06-25 04:37:29 +00:00
|
|
|
}
|
|
|
|
|
|
|
|
void amf_sbi_send_deactivate_session(
|
2020-11-07 22:27:12 +00:00
|
|
|
amf_sess_t *sess, int state, int group, int cause)
|
2020-06-25 04:37:29 +00:00
|
|
|
{
|
2021-05-29 06:56:12 +00:00
|
|
|
amf_nsmf_pdusession_sm_context_param_t param;
|
2023-01-31 10:38:17 +00:00
|
|
|
int r;
|
2020-06-22 03:07:14 +00:00
|
|
|
|
2020-06-25 04:37:29 +00:00
|
|
|
ogs_assert(sess);
|
|
|
|
|
2020-07-02 05:50:23 +00:00
|
|
|
memset(¶m, 0, sizeof(param));
|
2020-08-03 03:22:41 +00:00
|
|
|
param.upCnxState = OpenAPI_up_cnx_state_DEACTIVATED;
|
2020-07-02 05:50:23 +00:00
|
|
|
param.ngApCause.group = group;
|
|
|
|
param.ngApCause.value = cause;
|
2020-07-09 05:38:09 +00:00
|
|
|
param.ue_location = true;
|
|
|
|
param.ue_timezone = true;
|
2020-08-03 03:22:41 +00:00
|
|
|
|
2023-01-31 10:38:17 +00:00
|
|
|
r = amf_sess_sbi_discover_and_send(
|
2022-08-26 15:12:22 +00:00
|
|
|
OGS_SBI_SERVICE_TYPE_NSMF_PDUSESSION, NULL,
|
2022-07-24 06:10:09 +00:00
|
|
|
amf_nsmf_pdusession_build_update_sm_context, sess, state, ¶m);
|
2023-01-31 10:38:17 +00:00
|
|
|
ogs_expect(r == OGS_OK);
|
|
|
|
ogs_assert(r != OGS_ERROR);
|
2020-06-22 03:07:14 +00:00
|
|
|
}
|
2020-06-25 04:37:29 +00:00
|
|
|
|
|
|
|
void amf_sbi_send_deactivate_all_sessions(
|
2020-11-07 22:27:12 +00:00
|
|
|
amf_ue_t *amf_ue, int state, int group, int cause)
|
2020-06-25 04:37:29 +00:00
|
|
|
{
|
|
|
|
amf_sess_t *sess = NULL;
|
|
|
|
|
|
|
|
ogs_assert(amf_ue);
|
|
|
|
|
2020-06-27 19:21:29 +00:00
|
|
|
ogs_list_for_each(&amf_ue->sess_list, sess) {
|
|
|
|
if (SESSION_CONTEXT_IN_SMF(sess))
|
2020-11-07 22:27:12 +00:00
|
|
|
amf_sbi_send_deactivate_session(sess, state, group, cause);
|
|
|
|
}
|
|
|
|
}
|
|
|
|
|
|
|
|
void amf_sbi_send_deactivate_all_ue_in_gnb(amf_gnb_t *gnb, int state)
|
|
|
|
{
|
|
|
|
amf_ue_t *amf_ue = NULL;
|
|
|
|
ran_ue_t *ran_ue = NULL, *ran_ue_next;
|
|
|
|
|
|
|
|
ogs_list_for_each_safe(&gnb->ran_ue_list, ran_ue_next, ran_ue) {
|
|
|
|
int old_xact_count = 0, new_xact_count = 0;
|
|
|
|
|
|
|
|
amf_ue = ran_ue->amf_ue;
|
|
|
|
|
2021-01-05 04:24:22 +00:00
|
|
|
if (amf_ue) {
|
|
|
|
old_xact_count = amf_sess_xact_count(amf_ue);
|
2020-11-07 22:27:12 +00:00
|
|
|
|
2021-01-05 04:24:22 +00:00
|
|
|
amf_sbi_send_deactivate_all_sessions(
|
2020-11-07 22:27:12 +00:00
|
|
|
amf_ue, state, NGAP_Cause_PR_radioNetwork,
|
|
|
|
NGAP_CauseRadioNetwork_failure_in_radio_interface_procedure);
|
|
|
|
|
2021-01-05 04:24:22 +00:00
|
|
|
new_xact_count = amf_sess_xact_count(amf_ue);
|
|
|
|
|
|
|
|
if (old_xact_count == new_xact_count) {
|
|
|
|
ran_ue_remove(ran_ue);
|
2021-01-25 04:43:42 +00:00
|
|
|
amf_ue_deassociate(amf_ue);
|
2021-01-05 04:24:22 +00:00
|
|
|
}
|
|
|
|
} else {
|
|
|
|
ogs_warn("amf_sbi_send_deactivate_all_ue_in_gnb()");
|
|
|
|
ogs_warn(" RAN_UE_NGAP_ID[%d] AMF_UE_NGAP_ID[%lld] State[%d]",
|
|
|
|
ran_ue->ran_ue_ngap_id, (long long)ran_ue->amf_ue_ngap_id,
|
|
|
|
state);
|
|
|
|
|
2021-01-25 04:43:42 +00:00
|
|
|
if (state == AMF_REMOVE_S1_CONTEXT_BY_LO_CONNREFUSED ||
|
|
|
|
state == AMF_REMOVE_S1_CONTEXT_BY_RESET_ALL) {
|
2021-01-05 04:24:22 +00:00
|
|
|
ran_ue_remove(ran_ue);
|
|
|
|
} else {
|
|
|
|
/* At this point, it does not support other action */
|
2021-05-08 06:09:10 +00:00
|
|
|
ogs_fatal("Invalid state [%d]", state);
|
2021-01-05 04:24:22 +00:00
|
|
|
ogs_assert_if_reached();
|
|
|
|
}
|
2020-11-07 22:27:12 +00:00
|
|
|
}
|
2020-06-27 19:21:29 +00:00
|
|
|
}
|
2020-06-25 04:37:29 +00:00
|
|
|
}
|
|
|
|
|
2020-08-07 15:57:17 +00:00
|
|
|
void amf_sbi_send_release_session(amf_sess_t *sess, int state)
|
2020-06-25 04:37:29 +00:00
|
|
|
{
|
2023-01-31 10:38:17 +00:00
|
|
|
int r;
|
|
|
|
|
2020-06-25 04:37:29 +00:00
|
|
|
ogs_assert(sess);
|
|
|
|
|
2023-01-31 10:38:17 +00:00
|
|
|
r = amf_sess_sbi_discover_and_send(
|
2022-08-26 15:12:22 +00:00
|
|
|
OGS_SBI_SERVICE_TYPE_NSMF_PDUSESSION, NULL,
|
2022-07-24 06:10:09 +00:00
|
|
|
amf_nsmf_pdusession_build_release_sm_context, sess, state, NULL);
|
2023-01-31 10:38:17 +00:00
|
|
|
ogs_expect(r == OGS_OK);
|
|
|
|
ogs_assert(r != OGS_ERROR);
|
2020-08-03 03:22:41 +00:00
|
|
|
|
|
|
|
/* Prevent to invoke SMF for this session */
|
|
|
|
CLEAR_SM_CONTEXT_REF(sess);
|
2020-06-25 04:37:29 +00:00
|
|
|
}
|
|
|
|
|
2020-08-07 15:57:17 +00:00
|
|
|
void amf_sbi_send_release_all_sessions(amf_ue_t *amf_ue, int state)
|
2020-06-25 04:37:29 +00:00
|
|
|
{
|
|
|
|
amf_sess_t *sess = NULL;
|
|
|
|
|
|
|
|
ogs_assert(amf_ue);
|
|
|
|
|
2020-06-27 19:21:29 +00:00
|
|
|
ogs_list_for_each(&amf_ue->sess_list, sess) {
|
|
|
|
if (SESSION_CONTEXT_IN_SMF(sess))
|
2020-08-07 15:57:17 +00:00
|
|
|
amf_sbi_send_release_session(sess, state);
|
2020-06-27 19:21:29 +00:00
|
|
|
}
|
2020-06-25 04:37:29 +00:00
|
|
|
}
|
2021-01-18 16:48:35 +00:00
|
|
|
|
2022-07-16 04:27:18 +00:00
|
|
|
static int client_notify_cb(
|
|
|
|
int status, ogs_sbi_response_t *response, void *data)
|
2021-01-18 16:48:35 +00:00
|
|
|
{
|
|
|
|
int rv;
|
|
|
|
ogs_sbi_message_t message;
|
|
|
|
|
2022-07-16 04:27:18 +00:00
|
|
|
if (status != OGS_OK) {
|
|
|
|
ogs_log_message(
|
|
|
|
status == OGS_DONE ? OGS_LOG_DEBUG : OGS_LOG_WARN, 0,
|
|
|
|
"client_notify_cb() failed [%d]", status);
|
|
|
|
return OGS_ERROR;
|
|
|
|
}
|
|
|
|
|
2021-01-18 16:48:35 +00:00
|
|
|
ogs_assert(response);
|
|
|
|
|
|
|
|
rv = ogs_sbi_parse_response(&message, response);
|
|
|
|
if (rv != OGS_OK) {
|
|
|
|
ogs_error("cannot parse HTTP response");
|
|
|
|
ogs_sbi_message_free(&message);
|
|
|
|
ogs_sbi_response_free(response);
|
|
|
|
return OGS_ERROR;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (message.res_status != OGS_SBI_HTTP_STATUS_NO_CONTENT)
|
|
|
|
ogs_error("N1-N2-Message Transfer Failure Notification failed [%d]",
|
|
|
|
message.res_status);
|
|
|
|
|
|
|
|
ogs_sbi_message_free(&message);
|
|
|
|
ogs_sbi_response_free(response);
|
|
|
|
return OGS_OK;
|
|
|
|
}
|
|
|
|
|
2021-06-06 13:35:46 +00:00
|
|
|
bool amf_sbi_send_n1_n2_failure_notify(
|
2021-01-18 16:48:35 +00:00
|
|
|
amf_sess_t *sess, OpenAPI_n1_n2_message_transfer_cause_e cause)
|
|
|
|
{
|
2022-10-22 02:26:04 +00:00
|
|
|
bool rc;
|
2021-01-18 16:48:35 +00:00
|
|
|
ogs_sbi_request_t *request = NULL;
|
|
|
|
ogs_sbi_client_t *client = NULL;
|
|
|
|
|
|
|
|
ogs_assert(cause);
|
|
|
|
ogs_assert(sess);
|
|
|
|
client = sess->paging.client;
|
|
|
|
ogs_assert(client);
|
|
|
|
|
|
|
|
request = amf_nsmf_callback_build_n1_n2_failure_notify(sess, cause);
|
2023-01-23 01:37:22 +00:00
|
|
|
if (!request) {
|
|
|
|
ogs_error("amf_nsmf_callback_build_n1_n2_failure_notify() failed");
|
|
|
|
return false;
|
|
|
|
}
|
2021-06-06 13:35:46 +00:00
|
|
|
|
2022-10-22 02:26:04 +00:00
|
|
|
rc = ogs_sbi_send_request_to_client(
|
|
|
|
client, client_notify_cb, request, NULL);
|
|
|
|
ogs_expect(rc == true);
|
|
|
|
|
|
|
|
ogs_sbi_request_free(request);
|
|
|
|
|
|
|
|
return rc;
|
2021-01-18 16:48:35 +00:00
|
|
|
}
|
2023-02-04 11:43:31 +00:00
|
|
|
|
|
|
|
bool amf_ue_have_session_release_pending(amf_ue_t *amf_ue)
|
|
|
|
{
|
|
|
|
amf_sess_t *sess = NULL;
|
|
|
|
|
|
|
|
ogs_assert(amf_ue);
|
|
|
|
|
|
|
|
ogs_list_for_each(&amf_ue->sess_list, sess) {
|
|
|
|
if (amf_sess_have_session_release_pending(sess) == true)
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
return false;
|
|
|
|
}
|
|
|
|
|
|
|
|
bool amf_sess_have_session_release_pending(amf_sess_t *sess)
|
|
|
|
{
|
|
|
|
ogs_sbi_xact_t *xact = NULL;
|
|
|
|
|
|
|
|
ogs_assert(sess);
|
|
|
|
|
|
|
|
ogs_list_for_each(&sess->sbi.xact_list, xact) {
|
|
|
|
if (xact->state == AMF_UPDATE_SM_CONTEXT_N1_RELEASED)
|
|
|
|
return true;
|
|
|
|
if (xact->state == AMF_UPDATE_SM_CONTEXT_N2_RELEASED)
|
|
|
|
return true;
|
|
|
|
}
|
|
|
|
|
|
|
|
if (sess->n1_released == true)
|
|
|
|
return true;
|
|
|
|
if (sess->n2_released == true)
|
|
|
|
return true;
|
|
|
|
if (sess->resource_status == OpenAPI_resource_status_RELEASED)
|
|
|
|
return true;
|
|
|
|
|
|
|
|
return false;
|
|
|
|
}
|