forked from acouzens/open5gs
834 lines
22 KiB
C
834 lines
22 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 "sbi-path.h"
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static pcf_context_t self;
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int __pcf_log_domain;
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static OGS_POOL(pcf_ue_pool, pcf_ue_t);
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static OGS_POOL(pcf_sess_pool, pcf_sess_t);
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static OGS_POOL(pcf_app_pool, pcf_app_t);
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static int context_initialized = 0;
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static void clear_ipv4addr(pcf_sess_t *sess);
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static void clear_ipv6prefix(pcf_sess_t *sess);
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void pcf_context_init(void)
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{
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ogs_assert(context_initialized == 0);
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/* Initialize PCF context */
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memset(&self, 0, sizeof(pcf_context_t));
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ogs_log_install_domain(&__ogs_dbi_domain, "dbi", ogs_core()->log.level);
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ogs_log_install_domain(&__pcf_log_domain, "pcf", ogs_core()->log.level);
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ogs_pool_init(&pcf_ue_pool, ogs_global_conf()->max.ue);
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ogs_pool_init(&pcf_sess_pool, ogs_app()->pool.sess);
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ogs_pool_init(&pcf_app_pool, ogs_app()->pool.sess);
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ogs_list_init(&self.pcf_ue_list);
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self.supi_hash = ogs_hash_make();
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ogs_assert(self.supi_hash);
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self.ipv4addr_hash = ogs_hash_make();
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ogs_assert(self.ipv4addr_hash);
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self.ipv6prefix_hash = ogs_hash_make();
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ogs_assert(self.ipv6prefix_hash);
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context_initialized = 1;
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}
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void pcf_context_final(void)
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{
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ogs_assert(context_initialized == 1);
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pcf_ue_remove_all();
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ogs_assert(self.supi_hash);
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ogs_hash_destroy(self.supi_hash);
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ogs_assert(self.ipv4addr_hash);
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ogs_hash_destroy(self.ipv4addr_hash);
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ogs_assert(self.ipv6prefix_hash);
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ogs_hash_destroy(self.ipv6prefix_hash);
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ogs_pool_final(&pcf_app_pool);
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ogs_pool_final(&pcf_sess_pool);
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ogs_pool_final(&pcf_ue_pool);
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context_initialized = 0;
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}
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pcf_context_t *pcf_self(void)
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{
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return &self;
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}
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static int pcf_context_prepare(void)
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{
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return OGS_OK;
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}
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static int pcf_context_validation(void)
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{
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return OGS_OK;
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}
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static int slice_conf_prepare(void)
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{
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return OGS_OK;
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}
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static int slice_conf_validation(void)
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{
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return OGS_OK;
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}
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static int parse_slice_conf(
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ogs_yaml_iter_t *parent, ogs_app_policy_conf_t *policy_conf)
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{
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int rv;
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ogs_yaml_iter_t slice_array, slice_iter;
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ogs_assert(parent);
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ogs_assert(policy_conf);
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rv = slice_conf_prepare();
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if (rv != OGS_OK) return rv;
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ogs_yaml_iter_recurse(parent, &slice_array);
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do {
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ogs_app_slice_conf_t *slice_conf = NULL;
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ogs_s_nssai_t s_nssai;
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bool default_indicator = false;
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s_nssai.sst = 0;
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s_nssai.sd.v = OGS_S_NSSAI_NO_SD_VALUE;
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OGS_YAML_ARRAY_NEXT(&slice_array, &slice_iter);
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while (ogs_yaml_iter_next(&slice_iter)) {
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const char *slice_key = ogs_yaml_iter_key(&slice_iter);
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ogs_assert(slice_key);
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if (!strcmp(slice_key, OGS_SST_STRING)) {
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const char *v = ogs_yaml_iter_value(&slice_iter);
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if (v) {
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s_nssai.sst = atoi(v);
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if (s_nssai.sst == 1 || s_nssai.sst == 2 ||
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s_nssai.sst == 3 || s_nssai.sst == 4) {
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} else {
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ogs_error("Unknown SST [%d]", s_nssai.sst);
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return OGS_ERROR;
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}
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}
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} else if (!strcmp(slice_key, OGS_SD_STRING)) {
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const char *v = ogs_yaml_iter_value(&slice_iter);
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if (v) s_nssai.sd = ogs_s_nssai_sd_from_string(v);
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} else if (!strcmp(slice_key, OGS_DEFAULT_INDICATOR_STRING)) {
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default_indicator = ogs_yaml_iter_bool(&slice_iter);
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}
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}
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if (s_nssai.sst) {
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slice_conf = ogs_app_slice_conf_add(policy_conf, &s_nssai);
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if (!slice_conf) {
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ogs_error("ogs_app_slice_conf_add() failed [SST:%d,SD:0x%x]",
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s_nssai.sst, s_nssai.sd.v);
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return OGS_ERROR;
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}
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slice_conf->data.default_indicator = default_indicator;
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} else {
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ogs_error("No SST");
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return OGS_ERROR;
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}
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OGS_YAML_ARRAY_RECURSE(&slice_array, &slice_iter);
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while (ogs_yaml_iter_next(&slice_iter)) {
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const char *slice_key = ogs_yaml_iter_key(&slice_iter);
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ogs_assert(slice_key);
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if (!strcmp(slice_key, OGS_SESSION_STRING)) {
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rv = ogs_app_parse_session_conf(&slice_iter, slice_conf);
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if (rv != OGS_OK) {
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ogs_error("parse_session_conf() failed");
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return rv;
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}
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}
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}
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} while (ogs_yaml_iter_type(&slice_array) == YAML_SEQUENCE_NODE);
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rv = slice_conf_validation();
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if (rv != OGS_OK) return rv;
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return OGS_OK;
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}
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static int policy_conf_prepare(void)
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{
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return OGS_OK;
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}
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static int policy_conf_validation(void)
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{
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int rv;
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rv = ogs_app_check_policy_conf();
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if (rv != OGS_OK) {
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ogs_error("ogs_app_check_policy_conf() failed");
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return OGS_ERROR;
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}
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return OGS_OK;
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}
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static int parse_policy_conf(ogs_yaml_iter_t *parent)
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{
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int rv;
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ogs_yaml_iter_t policy_array, policy_iter;
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ogs_assert(parent);
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rv = policy_conf_prepare();
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if (rv != OGS_OK) return rv;
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ogs_yaml_iter_recurse(parent, &policy_array);
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do {
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const char *mnc = NULL, *mcc = NULL;
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ogs_app_policy_conf_t *policy_conf = NULL;
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OGS_YAML_ARRAY_NEXT(&policy_array, &policy_iter);
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while (ogs_yaml_iter_next(&policy_iter)) {
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const char *policy_key = ogs_yaml_iter_key(&policy_iter);
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ogs_assert(policy_key);
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if (!strcmp(policy_key, "plmn_id")) {
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ogs_yaml_iter_t plmn_id_iter;
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ogs_yaml_iter_recurse(&policy_iter, &plmn_id_iter);
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while (ogs_yaml_iter_next(&plmn_id_iter)) {
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const char *id_key = ogs_yaml_iter_key(&plmn_id_iter);
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ogs_assert(id_key);
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if (!strcmp(id_key, "mcc")) {
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mcc = ogs_yaml_iter_value(&plmn_id_iter);
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} else if (!strcmp(id_key, "mnc")) {
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mnc = ogs_yaml_iter_value(&plmn_id_iter);
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}
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}
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}
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}
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if (mcc && mnc) {
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ogs_plmn_id_t plmn_id;
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ogs_plmn_id_build(&plmn_id, atoi(mcc), atoi(mnc), strlen(mnc));
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policy_conf = ogs_app_policy_conf_add(&plmn_id);
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if (!policy_conf) {
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ogs_error("ogs_app_policy_conf_add() failed "
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"[MCC:%s,MNC:%s]", mcc, mnc);
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return OGS_ERROR;
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}
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} else {
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ogs_error("No PLMN-ID [MCC:%s, MNC:%s]", mcc, mnc);
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return OGS_ERROR;
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}
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OGS_YAML_ARRAY_RECURSE(&policy_array, &policy_iter);
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while (ogs_yaml_iter_next(&policy_iter)) {
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const char *policy_key = ogs_yaml_iter_key(&policy_iter);
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ogs_assert(policy_key);
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if (!strcmp(policy_key, OGS_SLICE_STRING)) {
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rv = parse_slice_conf(&policy_iter, policy_conf);
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if (rv != OGS_OK) {
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ogs_error("parse_slice_conf() failed");
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return rv;
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}
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}
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}
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} while (ogs_yaml_iter_type(&policy_array) == YAML_SEQUENCE_NODE);
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rv = policy_conf_validation();
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if (rv != OGS_OK) return rv;
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return OGS_OK;
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}
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int pcf_context_parse_config(void)
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{
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int rv;
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yaml_document_t *document = NULL;
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ogs_yaml_iter_t root_iter;
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document = ogs_app()->document;
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ogs_assert(document);
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rv = pcf_context_prepare();
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if (rv != OGS_OK) return rv;
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ogs_yaml_iter_init(&root_iter, document);
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while (ogs_yaml_iter_next(&root_iter)) {
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const char *root_key = ogs_yaml_iter_key(&root_iter);
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ogs_assert(root_key);
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if (!strcmp(root_key, "pcf")) {
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ogs_yaml_iter_t pcf_iter;
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ogs_yaml_iter_recurse(&root_iter, &pcf_iter);
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while (ogs_yaml_iter_next(&pcf_iter)) {
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const char *pcf_key = ogs_yaml_iter_key(&pcf_iter);
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ogs_assert(pcf_key);
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if (!strcmp(pcf_key, "default")) {
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/* handle config in sbi library */
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} else if (!strcmp(pcf_key, "sbi")) {
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/* handle config in sbi library */
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} else if (!strcmp(pcf_key, "nrf")) {
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/* handle config in sbi library */
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} else if (!strcmp(pcf_key, "scp")) {
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/* handle config in sbi library */
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} else if (!strcmp(pcf_key, "service_name")) {
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/* handle config in sbi library */
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} else if (!strcmp(pcf_key, "discovery")) {
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/* handle config in sbi library */
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} else if (!strcmp(pcf_key, "metrics")) {
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/* handle config in metrics library */
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} else if (!strcmp(pcf_key, OGS_POLICY_STRING)) {
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rv = parse_policy_conf(&pcf_iter);
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if (rv != OGS_OK) {
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ogs_error("parse_policy_conf() failed");
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return rv;
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}
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} else
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ogs_warn("unknown key `%s`", pcf_key);
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}
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}
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}
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rv = pcf_context_validation();
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if (rv != OGS_OK) return rv;
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return OGS_OK;
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}
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pcf_ue_t *pcf_ue_add(char *supi)
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{
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pcf_event_t e;
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pcf_ue_t *pcf_ue = NULL;
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ogs_assert(supi);
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ogs_pool_alloc(&pcf_ue_pool, &pcf_ue);
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ogs_assert(pcf_ue);
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memset(pcf_ue, 0, sizeof *pcf_ue);
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/* SBI Type */
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pcf_ue->sbi.type = OGS_SBI_OBJ_UE_TYPE;
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/* SBI Features */
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OGS_SBI_FEATURES_SET(pcf_ue->am_policy_control_features,
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OGS_SBI_NPCF_AM_POLICY_CONTROL_UE_AMBR_AUTHORIZATION);
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pcf_ue->association_id = ogs_msprintf("%d",
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(int)ogs_pool_index(&pcf_ue_pool, pcf_ue));
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ogs_assert(pcf_ue->association_id);
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pcf_ue->supi = ogs_strdup(supi);
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ogs_assert(pcf_ue->supi);
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ogs_hash_set(self.supi_hash, pcf_ue->supi, strlen(pcf_ue->supi), pcf_ue);
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memset(&e, 0, sizeof(e));
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e.pcf_ue = pcf_ue;
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ogs_fsm_init(&pcf_ue->sm, pcf_am_state_initial, pcf_am_state_final, &e);
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ogs_list_add(&self.pcf_ue_list, pcf_ue);
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return pcf_ue;
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}
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void pcf_ue_remove(pcf_ue_t *pcf_ue)
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{
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pcf_event_t e;
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ogs_assert(pcf_ue);
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ogs_list_remove(&self.pcf_ue_list, pcf_ue);
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memset(&e, 0, sizeof(e));
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e.pcf_ue = pcf_ue;
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ogs_fsm_fini(&pcf_ue->sm, &e);
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/* Free SBI object memory */
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if (ogs_list_count(&pcf_ue->sbi.xact_list))
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ogs_error("UE transaction [%d]",
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ogs_list_count(&pcf_ue->sbi.xact_list));
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ogs_sbi_object_free(&pcf_ue->sbi);
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pcf_sess_remove_all(pcf_ue);
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OpenAPI_policy_association_request_free(pcf_ue->policy_association_request);
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if (pcf_ue->subscribed_ue_ambr)
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OpenAPI_ambr_free(pcf_ue->subscribed_ue_ambr);
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ogs_assert(pcf_ue->association_id);
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ogs_free(pcf_ue->association_id);
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ogs_assert(pcf_ue->supi);
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ogs_hash_set(self.supi_hash, pcf_ue->supi, strlen(pcf_ue->supi), NULL);
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ogs_free(pcf_ue->supi);
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if (pcf_ue->notification_uri)
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ogs_free(pcf_ue->notification_uri);
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if (pcf_ue->namf.client)
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ogs_sbi_client_remove(pcf_ue->namf.client);
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if (pcf_ue->gpsi)
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ogs_free(pcf_ue->gpsi);
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if (pcf_ue->pei)
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ogs_free(pcf_ue->pei);
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ogs_pool_free(&pcf_ue_pool, pcf_ue);
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}
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void pcf_ue_remove_all(void)
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{
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pcf_ue_t *pcf_ue = NULL, *next = NULL;;
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ogs_list_for_each_safe(&self.pcf_ue_list, next, pcf_ue)
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pcf_ue_remove(pcf_ue);
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}
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pcf_ue_t *pcf_ue_find_by_supi(char *supi)
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{
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ogs_assert(supi);
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return (pcf_ue_t *)ogs_hash_get(self.supi_hash, supi, strlen(supi));
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}
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pcf_ue_t *pcf_ue_find_by_association_id(char *association_id)
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{
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ogs_assert(association_id);
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return ogs_pool_find(&pcf_ue_pool, atoll(association_id));
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}
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pcf_sess_t *pcf_sess_add(pcf_ue_t *pcf_ue, uint8_t psi)
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{
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pcf_event_t e;
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pcf_sess_t *sess = NULL;
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ogs_assert(pcf_ue);
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ogs_assert(psi != OGS_NAS_PDU_SESSION_IDENTITY_UNASSIGNED);
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ogs_pool_alloc(&pcf_sess_pool, &sess);
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ogs_assert(sess);
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memset(sess, 0, sizeof *sess);
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ogs_list_init(&sess->app_list);
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/* SBI Type */
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sess->sbi.type = OGS_SBI_OBJ_SESS_TYPE;
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/* SBI Features */
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OGS_SBI_FEATURES_SET(sess->smpolicycontrol_features,
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OGS_SBI_NPCF_SMPOLICYCONTROL_DN_AUTHORIZATION);
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OGS_SBI_FEATURES_SET(sess->management_features,
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OGS_SBI_NBSF_MANAGEMENT_BINDING_UPDATE);
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OGS_SBI_FEATURES_SET(sess->policyauthorization_features,
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OGS_SBI_NPCF_POLICYAUTHORIZATION_SPONSORED_CONNECTIVITY);
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OGS_SBI_FEATURES_SET(sess->policyauthorization_features,
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OGS_SBI_NPCF_POLICYAUTHORIZATION_IMS_SBI);
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sess->sm_policy_id = ogs_msprintf("%d",
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(int)ogs_pool_index(&pcf_sess_pool, sess));
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ogs_assert(sess->sm_policy_id);
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sess->pcf_ue = pcf_ue;
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sess->psi = psi;
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sess->s_nssai.sst = 0;
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sess->s_nssai.sd.v = OGS_S_NSSAI_NO_SD_VALUE;
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memset(&e, 0, sizeof(e));
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e.sess = sess;
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ogs_fsm_init(&sess->sm, pcf_sm_state_initial, pcf_sm_state_final, &e);
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ogs_list_add(&pcf_ue->sess_list, sess);
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return sess;
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}
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void pcf_sess_remove(pcf_sess_t *sess)
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{
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pcf_event_t e;
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ogs_assert(sess);
|
|
ogs_assert(sess->pcf_ue);
|
|
|
|
ogs_list_remove(&sess->pcf_ue->sess_list, sess);
|
|
|
|
memset(&e, 0, sizeof(e));
|
|
e.sess = sess;
|
|
ogs_fsm_fini(&sess->sm, &e);
|
|
|
|
/* Free SBI object memory */
|
|
if (ogs_list_count(&sess->sbi.xact_list))
|
|
ogs_error("Session transaction [%d]",
|
|
ogs_list_count(&sess->sbi.xact_list));
|
|
ogs_sbi_object_free(&sess->sbi);
|
|
|
|
pcf_app_remove_all(sess);
|
|
|
|
ogs_assert(sess->sm_policy_id);
|
|
ogs_free(sess->sm_policy_id);
|
|
|
|
if (sess->binding_id)
|
|
ogs_free(sess->binding_id);
|
|
|
|
if (sess->dnn)
|
|
ogs_free(sess->dnn);
|
|
if (sess->full_dnn)
|
|
ogs_free(sess->full_dnn);
|
|
|
|
if (sess->notification_uri)
|
|
ogs_free(sess->notification_uri);
|
|
if (sess->nsmf.client)
|
|
ogs_sbi_client_remove(sess->nsmf.client);
|
|
|
|
clear_ipv4addr(sess);
|
|
clear_ipv6prefix(sess);
|
|
|
|
OpenAPI_clear_and_free_string_list(sess->ipv4_frame_route_list);
|
|
OpenAPI_clear_and_free_string_list(sess->ipv6_frame_route_list);
|
|
|
|
if (sess->subscribed_sess_ambr)
|
|
OpenAPI_ambr_free(sess->subscribed_sess_ambr);
|
|
if (sess->subscribed_default_qos)
|
|
OpenAPI_subscribed_default_qos_free(sess->subscribed_default_qos);
|
|
|
|
ogs_pool_free(&pcf_sess_pool, sess);
|
|
}
|
|
|
|
void pcf_sess_remove_all(pcf_ue_t *pcf_ue)
|
|
{
|
|
pcf_sess_t *sess = NULL, *next_sess = NULL;
|
|
|
|
ogs_assert(pcf_ue);
|
|
|
|
ogs_list_for_each_safe(&pcf_ue->sess_list, next_sess, sess)
|
|
pcf_sess_remove(sess);
|
|
}
|
|
|
|
static void clear_ipv4addr(pcf_sess_t *sess)
|
|
{
|
|
ogs_assert(sess);
|
|
|
|
if (sess->ipv4addr_string) {
|
|
ogs_hash_set(self.ipv4addr_hash,
|
|
&sess->ipv4addr, sizeof(sess->ipv4addr), NULL);
|
|
ogs_free(sess->ipv4addr_string);
|
|
}
|
|
}
|
|
|
|
static void clear_ipv6prefix(pcf_sess_t *sess)
|
|
{
|
|
ogs_assert(sess);
|
|
|
|
if (sess->ipv6prefix_string) {
|
|
ogs_hash_set(self.ipv6prefix_hash,
|
|
&sess->ipv6prefix, (sess->ipv6prefix.len >> 3) + 1, NULL);
|
|
ogs_free(sess->ipv6prefix_string);
|
|
}
|
|
}
|
|
|
|
bool pcf_sess_set_ipv4addr(pcf_sess_t *sess, char *ipv4addr_string)
|
|
{
|
|
int rv;
|
|
|
|
ogs_assert(sess);
|
|
ogs_assert(ipv4addr_string);
|
|
|
|
clear_ipv4addr(sess);
|
|
|
|
rv = ogs_ipv4_from_string(&sess->ipv4addr, ipv4addr_string);
|
|
if (rv != OGS_OK) {
|
|
ogs_error("ogs_ipv4_from_string() failed");
|
|
return false;
|
|
}
|
|
|
|
sess->ipv4addr_string = ogs_strdup(ipv4addr_string);
|
|
if (!sess->ipv4addr_string) {
|
|
ogs_error("ogs_strdup() failed");
|
|
return false;
|
|
}
|
|
|
|
ogs_hash_set(self.ipv4addr_hash,
|
|
&sess->ipv4addr, sizeof(sess->ipv4addr), sess);
|
|
|
|
return true;
|
|
}
|
|
|
|
bool pcf_sess_set_ipv6prefix(pcf_sess_t *sess, char *ipv6prefix_string)
|
|
{
|
|
int rv;
|
|
|
|
ogs_assert(sess);
|
|
ogs_assert(ipv6prefix_string);
|
|
|
|
clear_ipv6prefix(sess);
|
|
|
|
rv = ogs_ipv6prefix_from_string(
|
|
sess->ipv6prefix.addr6, &sess->ipv6prefix.len, ipv6prefix_string);
|
|
if (rv != OGS_OK) {
|
|
ogs_error("ogs_ipv6prefix_from_string() failed");
|
|
return false;
|
|
}
|
|
|
|
ogs_assert(sess->ipv6prefix.len == OGS_IPV6_128_PREFIX_LEN);
|
|
|
|
sess->ipv6prefix_string = ogs_strdup(ipv6prefix_string);
|
|
if (!sess->ipv6prefix_string) {
|
|
ogs_error("ogs_strdup() failed");
|
|
return false;
|
|
}
|
|
|
|
ogs_hash_set(self.ipv6prefix_hash,
|
|
&sess->ipv6prefix, (sess->ipv6prefix.len >> 3) + 1, sess);
|
|
|
|
return true;
|
|
}
|
|
|
|
pcf_sess_t *pcf_sess_find(uint32_t index)
|
|
{
|
|
return ogs_pool_find(&pcf_sess_pool, index);
|
|
}
|
|
|
|
pcf_sess_t *pcf_sess_find_by_sm_policy_id(char *sm_policy_id)
|
|
{
|
|
ogs_assert(sm_policy_id);
|
|
return pcf_sess_find(atoll(sm_policy_id));
|
|
}
|
|
|
|
pcf_sess_t *pcf_sess_find_by_psi(pcf_ue_t *pcf_ue, uint8_t psi)
|
|
{
|
|
pcf_sess_t *sess = NULL;
|
|
|
|
ogs_list_for_each(&pcf_ue->sess_list, sess)
|
|
if (psi == sess->psi) return sess;
|
|
|
|
return NULL;
|
|
}
|
|
|
|
pcf_sess_t *pcf_sess_find_by_ipv4addr(char *ipv4addr_string)
|
|
{
|
|
uint32_t ipv4addr;
|
|
int rv;
|
|
|
|
ogs_assert(ipv4addr_string);
|
|
|
|
rv = ogs_ipv4_from_string(&ipv4addr, ipv4addr_string);
|
|
if (rv != OGS_OK) {
|
|
ogs_error("ogs_ipv4_from_string() failed");
|
|
return NULL;
|
|
}
|
|
|
|
return ogs_hash_get(self.ipv4addr_hash, &ipv4addr, sizeof(ipv4addr));
|
|
}
|
|
|
|
int pcf_sessions_number_by_snssai_and_dnn(
|
|
pcf_ue_t *pcf_ue, ogs_s_nssai_t *s_nssai, char *dnn)
|
|
{
|
|
int number_of_sessions = 0;
|
|
pcf_sess_t *sess = NULL;
|
|
|
|
ogs_assert(s_nssai);
|
|
ogs_assert(dnn);
|
|
|
|
ogs_list_for_each(&pcf_ue->sess_list, sess)
|
|
if (sess->s_nssai.sst == s_nssai->sst &&
|
|
sess->dnn && ogs_strcasecmp(sess->dnn, dnn) == 0)
|
|
number_of_sessions++;
|
|
|
|
return number_of_sessions;
|
|
}
|
|
|
|
pcf_sess_t *pcf_sess_find_by_ipv6addr(char *ipv6addr_string)
|
|
{
|
|
int rv;
|
|
ogs_sockaddr_t tmp;
|
|
struct {
|
|
uint8_t len;
|
|
uint8_t addr6[OGS_IPV6_LEN];
|
|
} ipv6prefix;
|
|
|
|
ogs_assert(ipv6addr_string);
|
|
|
|
rv = ogs_inet_pton(AF_INET6, ipv6addr_string, &tmp);
|
|
if (rv != OGS_OK) {
|
|
ogs_error("ogs_inet_pton() failed");
|
|
return NULL;
|
|
}
|
|
|
|
memcpy(ipv6prefix.addr6, tmp.sin6.sin6_addr.s6_addr, OGS_IPV6_LEN);
|
|
ipv6prefix.len = OGS_IPV6_128_PREFIX_LEN;
|
|
|
|
return ogs_hash_get(self.ipv6prefix_hash,
|
|
&ipv6prefix, (ipv6prefix.len >> 3) + 1);
|
|
}
|
|
|
|
pcf_sess_t *pcf_sess_find_by_ipv6prefix(char *ipv6prefix_string)
|
|
{
|
|
int rv;
|
|
struct {
|
|
uint8_t len;
|
|
uint8_t addr6[OGS_IPV6_LEN];
|
|
} ipv6prefix;
|
|
|
|
ogs_assert(ipv6prefix_string);
|
|
|
|
rv = ogs_ipv6prefix_from_string(
|
|
ipv6prefix.addr6, &ipv6prefix.len, ipv6prefix_string);
|
|
ogs_assert(rv == OGS_OK);
|
|
|
|
ogs_assert(ipv6prefix.len == OGS_IPV6_128_PREFIX_LEN);
|
|
|
|
return ogs_hash_get(self.ipv6prefix_hash,
|
|
&ipv6prefix, (ipv6prefix.len >> 3) + 1);
|
|
}
|
|
|
|
pcf_ue_t *pcf_ue_cycle(pcf_ue_t *pcf_ue)
|
|
{
|
|
return ogs_pool_cycle(&pcf_ue_pool, pcf_ue);
|
|
}
|
|
|
|
pcf_sess_t *pcf_sess_cycle(pcf_sess_t *sess)
|
|
{
|
|
return ogs_pool_cycle(&pcf_sess_pool, sess);
|
|
}
|
|
|
|
pcf_app_t *pcf_app_add(pcf_sess_t *sess)
|
|
{
|
|
pcf_app_t *app = NULL;
|
|
|
|
ogs_assert(sess);
|
|
|
|
ogs_pool_alloc(&pcf_app_pool, &app);
|
|
ogs_assert(app);
|
|
memset(app, 0, sizeof *app);
|
|
|
|
app->app_session_id = ogs_msprintf("%d",
|
|
(int)ogs_pool_index(&pcf_app_pool, app));
|
|
ogs_assert(app->app_session_id);
|
|
|
|
app->sess = sess;
|
|
|
|
ogs_list_add(&sess->app_list, app);
|
|
|
|
return app;
|
|
}
|
|
|
|
int pcf_app_remove(pcf_app_t *app)
|
|
{
|
|
int i;
|
|
|
|
ogs_assert(app);
|
|
ogs_assert(app->sess);
|
|
|
|
ogs_list_remove(&app->sess->app_list, app);
|
|
|
|
for (i = 0; i < app->num_of_pcc_rule; i++) {
|
|
OGS_PCC_RULE_FREE(&app->pcc_rule[i]);
|
|
}
|
|
|
|
if (app->notif_uri)
|
|
ogs_free(app->notif_uri);
|
|
if (app->naf.client)
|
|
ogs_sbi_client_remove(app->naf.client);
|
|
|
|
ogs_assert(app->app_session_id);
|
|
ogs_free(app->app_session_id);
|
|
|
|
ogs_pool_free(&pcf_app_pool, app);
|
|
|
|
return OGS_OK;
|
|
}
|
|
|
|
void pcf_app_remove_all(pcf_sess_t *sess)
|
|
{
|
|
pcf_app_t *app = NULL, *next_app = NULL;
|
|
|
|
ogs_assert(sess);
|
|
ogs_list_for_each_safe(&sess->app_list, next_app, app)
|
|
pcf_app_remove(app);
|
|
}
|
|
|
|
pcf_app_t *pcf_app_find(uint32_t index)
|
|
{
|
|
return ogs_pool_find(&pcf_app_pool, index);
|
|
}
|
|
|
|
pcf_app_t *pcf_app_find_by_app_session_id(char *app_session_id)
|
|
{
|
|
ogs_assert(app_session_id);
|
|
return pcf_app_find(atoll(app_session_id));
|
|
}
|
|
|
|
int pcf_instance_get_load(void)
|
|
{
|
|
return (((ogs_pool_size(&pcf_ue_pool) -
|
|
ogs_pool_avail(&pcf_ue_pool)) * 100) /
|
|
ogs_pool_size(&pcf_ue_pool));
|
|
}
|
|
|
|
int pcf_db_qos_data(char *supi,
|
|
ogs_plmn_id_t *plmn_id, ogs_s_nssai_t *s_nssai, char *dnn,
|
|
ogs_session_data_t *session_data)
|
|
{
|
|
int rv;
|
|
|
|
ogs_app_policy_conf_t *policy_conf = NULL;
|
|
|
|
ogs_assert(supi);
|
|
ogs_assert(s_nssai);
|
|
ogs_assert(dnn);
|
|
ogs_assert(session_data);
|
|
|
|
memset(session_data, 0, sizeof(*session_data));
|
|
|
|
if (plmn_id)
|
|
policy_conf = ogs_app_policy_conf_find_by_plmn_id(plmn_id);
|
|
else
|
|
ogs_warn("No PLMN_ID");
|
|
|
|
if (policy_conf) {
|
|
rv = ogs_app_config_session_data(
|
|
plmn_id, s_nssai, dnn, session_data);
|
|
if (rv != OGS_OK)
|
|
ogs_error("ogs_app_config_session_data() failed - "
|
|
"MCC[%d] MNC[%d] SST[%d] SD[0x%x] DNN[%s]",
|
|
ogs_plmn_id_mcc(plmn_id), ogs_plmn_id_mnc(plmn_id),
|
|
s_nssai->sst, s_nssai->sd.v, dnn);
|
|
} else {
|
|
rv = ogs_dbi_session_data(supi, s_nssai, dnn, session_data);
|
|
if (rv != OGS_OK)
|
|
ogs_error("ogs_dbi_session_data() failed - "
|
|
"SUPI[%s] SST[%d] SD[0x%x] DNN[%s]",
|
|
supi, s_nssai->sst, s_nssai->sd.v, dnn);
|
|
}
|
|
|
|
return rv;
|
|
}
|