acouzens
/
open5gs
1
0
Fork 1
Code Issues Pull Requests 1 Projects Releases Wiki Activity
open5gs/tests/handover/epc-x2-test.c

386 lines
13 KiB
C
Raw Blame History

/*
* Copyright (C) 2019 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 "test-common.h"
static void test1_func(abts_case *tc, void *data)
{
int rv;
ogs_socknode_t *s1ap1, *s1ap2;
ogs_socknode_t *gtpu1, *gtpu2;
ogs_pkbuf_t *emmbuf;
ogs_pkbuf_t *esmbuf;
ogs_pkbuf_t *sendbuf;
ogs_pkbuf_t *recvbuf;
ogs_s1ap_message_t message;
ogs_nas_5gs_mobile_identity_suci_t mobile_identity_suci;
test_ue_t *test_ue = NULL;
test_sess_t *sess = NULL;
test_bearer_t *bearer = NULL;
bson_t *doc = NULL;
/* Setup Test UE & Session Context */
memset(&mobile_identity_suci, 0, sizeof(mobile_identity_suci));
mobile_identity_suci.h.supi_format = OGS_NAS_5GS_SUPI_FORMAT_IMSI;
mobile_identity_suci.h.type = OGS_NAS_5GS_MOBILE_IDENTITY_SUCI;
mobile_identity_suci.routing_indicator1 = 0;
mobile_identity_suci.routing_indicator2 = 0xf;
mobile_identity_suci.routing_indicator3 = 0xf;
mobile_identity_suci.routing_indicator4 = 0xf;
mobile_identity_suci.protection_scheme_id = OGS_NAS_5GS_NULL_SCHEME;
mobile_identity_suci.home_network_pki_value = 0;
mobile_identity_suci.scheme_output[0] = 0x37;
mobile_identity_suci.scheme_output[1] = 0x46;
mobile_identity_suci.scheme_output[2] = 0;
mobile_identity_suci.scheme_output[3] = 0;
mobile_identity_suci.scheme_output[4] = 0x06;
test_ue = test_ue_add_by_suci(&mobile_identity_suci, 13);
ogs_assert(test_ue);
test_ue->e_cgi.cell_id = 0x1234560;
test_ue->nas.ksi = OGS_NAS_KSI_NO_KEY_IS_AVAILABLE;
test_ue->nas.value = OGS_NAS_ATTACH_TYPE_COMBINED_EPS_IMSI_ATTACH;
test_ue->k_string = "465b5ce8b199b49faa5f0a2ee238a6bc";
test_ue->opc_string = "e8ed289deba952e4283b54e88e6183ca";
sess = test_sess_add_by_apn(test_ue, "internet", OGS_GTP2_RAT_TYPE_EUTRAN);
ogs_assert(sess);
/* Two eNB connects to MME */
s1ap1 = tests1ap_client(AF_INET);
ABTS_PTR_NOTNULL(tc, s1ap1);
s1ap2 = tests1ap_client(AF_INET);
ABTS_PTR_NOTNULL(tc, s1ap2);
/* Two eNB connects to SGW */
gtpu1 = test_gtpu_server(1, AF_INET);
ABTS_PTR_NOTNULL(tc, gtpu1);
gtpu2 = test_gtpu_server(2, AF_INET);
ABTS_PTR_NOTNULL(tc, gtpu2);
/* S1-Setup Reqeust/Response for Source eNB */
sendbuf = test_s1ap_build_s1_setup_request(
S1AP_ENB_ID_PR_macroENB_ID, 0x54f64);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap1, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
recvbuf = testenb_s1ap_read(s1ap1);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(NULL, recvbuf);
/* S1-Setup Reqeust/Response for Target eNB */
sendbuf = test_s1ap_build_s1_setup_request(
S1AP_ENB_ID_PR_macroENB_ID, 0x54f65);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap2, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
recvbuf = testenb_s1ap_read(s1ap2);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(NULL, recvbuf);
/********** Insert Subscriber in Database */
doc = test_db_new_qos_flow(test_ue);
ABTS_PTR_NOTNULL(tc, doc);
ABTS_INT_EQUAL(tc, OGS_OK, test_db_insert_ue(test_ue, doc));
/* Send Attach Request */
memset(&sess->pdn_connectivity_param,
0, sizeof(sess->pdn_connectivity_param));
sess->pdn_connectivity_param.eit = 1;
sess->pdn_connectivity_param.pco = 1;
sess->pdn_connectivity_param.request_type =
OGS_NAS_EPS_REQUEST_TYPE_INITIAL;
esmbuf = testesm_build_pdn_connectivity_request(sess, false);
ABTS_PTR_NOTNULL(tc, esmbuf);
memset(&test_ue->attach_request_param,
0, sizeof(test_ue->attach_request_param));
test_ue->attach_request_param.drx_parameter = 1;
test_ue->attach_request_param.tmsi_status = 1;
test_ue->attach_request_param.mobile_station_classmark_2 = 1;
test_ue->attach_request_param.additional_update_type = 1;
test_ue->attach_request_param.ue_usage_setting = 1;
emmbuf = testemm_build_attach_request(test_ue, esmbuf, false, false);
ABTS_PTR_NOTNULL(tc, emmbuf);
memset(&test_ue->initial_ue_param, 0, sizeof(test_ue->initial_ue_param));
sendbuf = test_s1ap_build_initial_ue_message(
test_ue, emmbuf, S1AP_RRC_Establishment_Cause_mo_Signalling, false);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
rv = testenb_s1ap_send(s1ap1, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive Authentication Request */
recvbuf = testenb_s1ap_read(s1ap1);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(test_ue, recvbuf);
/* Send Authentication response */
emmbuf = testemm_build_authentication_response(test_ue);
ABTS_PTR_NOTNULL(tc, emmbuf);
sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, emmbuf);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap1, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive Security mode Command */
recvbuf = testenb_s1ap_read(s1ap1);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(test_ue, recvbuf);
/* Send Security mode complete */
test_ue->mobile_identity_imeisv_presence = true;
emmbuf = testemm_build_security_mode_complete(test_ue);
ABTS_PTR_NOTNULL(tc, emmbuf);
sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, emmbuf);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap1, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive ESM Information Request */
recvbuf = testenb_s1ap_read(s1ap1);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(test_ue, recvbuf);
/* Send ESM Information Response */
esmbuf = testesm_build_esm_information_response(sess);
ABTS_PTR_NOTNULL(tc, esmbuf);
sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, esmbuf);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap1, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive Initial Context Setup Request +
* Attach Accept +
* Activate Default Bearer Context Request */
recvbuf = testenb_s1ap_read(s1ap1);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(test_ue, recvbuf);
/* Send UE Capability Info Indication */
sendbuf = tests1ap_build_ue_radio_capability_info_indication(test_ue);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap1, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Send Initial Context Setup Response */
sendbuf = test_s1ap_build_initial_context_setup_response(test_ue);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap1, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Send Attach Complete + Activate default EPS bearer cotext accept */
test_ue->nr_cgi.cell_id = 0x1234502;
bearer = test_bearer_find_by_ue_ebi(test_ue, 5);
ogs_assert(bearer);
esmbuf = testesm_build_activate_default_eps_bearer_context_accept(
bearer, false);
ABTS_PTR_NOTNULL(tc, esmbuf);
emmbuf = testemm_build_attach_complete(test_ue, esmbuf);
ABTS_PTR_NOTNULL(tc, emmbuf);
sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, emmbuf);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap1, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive EMM information */
recvbuf = testenb_s1ap_read(s1ap1);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(test_ue, recvbuf);
/* Receive E-RAB Setup Request +
* Activate dedicated EPS bearer context request */
recvbuf = testenb_s1ap_read(s1ap1);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(test_ue, recvbuf);
/* Send E-RAB Setup Response */
bearer = test_bearer_find_by_ue_ebi(test_ue, 6);
ogs_assert(bearer);
sendbuf = test_s1ap_build_e_rab_setup_response(bearer);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap1, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Send Activate dedicated EPS bearer context accept */
esmbuf = testesm_build_activate_dedicated_eps_bearer_context_accept(bearer);
ABTS_PTR_NOTNULL(tc, esmbuf);
sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, esmbuf);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap1, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
ogs_msleep(100);
/* Send GTP-U ICMP Packet */
bearer = test_bearer_find_by_ue_ebi(test_ue, 5);
ogs_assert(bearer);
rv = test_gtpu_send_ping(gtpu1, bearer, TEST_PING_IPV4);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive GTP-U ICMP Packet */
recvbuf = test_gtpu_read(gtpu1);
ABTS_PTR_NOTNULL(tc, recvbuf);
ogs_pkbuf_free(recvbuf);
/* Send GTP-U ICMP Packet */
bearer = test_bearer_find_by_ue_ebi(test_ue, 6);
ogs_assert(bearer);
rv = test_gtpu_send_ping(gtpu1, bearer, TEST_PING_IPV4);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive GTP-U ICMP Packet */
recvbuf = test_gtpu_read(gtpu1);
ABTS_PTR_NOTNULL(tc, recvbuf);
ogs_pkbuf_free(recvbuf);
/* Send Path Switch Request */
test_ue->e_cgi.cell_id = 0xabcdef0;
test_ue->enb_ue_s1ap_id++;
ogs_list_for_each(&sess->bearer_list, bearer) {
bearer->enb_s1u_addr = test_self()->gnb2_addr;
bearer->enb_s1u_addr6 = test_self()->gnb2_addr6;
}
sendbuf = test_s1ap_build_path_switch_request(test_ue);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap2, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive Path Switch Ack */
recvbuf = testenb_s1ap_read(s1ap2);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(test_ue, recvbuf);
/* Receive End Mark */
recvbuf = test_gtpu_read(gtpu1);
ABTS_PTR_NOTNULL(tc, recvbuf);
ogs_pkbuf_free(recvbuf);
/* Receive End Mark */
recvbuf = test_gtpu_read(gtpu1);
ABTS_PTR_NOTNULL(tc, recvbuf);
ogs_pkbuf_free(recvbuf);
/* Send GTP-U ICMP Packet */
bearer = test_bearer_find_by_ue_ebi(test_ue, 5);
ogs_assert(bearer);
rv = test_gtpu_send_ping(gtpu2, bearer, TEST_PING_IPV4);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive GTP-U ICMP Packet */
recvbuf = test_gtpu_read(gtpu2);
ABTS_PTR_NOTNULL(tc, recvbuf);
ogs_pkbuf_free(recvbuf);
/* Send GTP-U ICMP Packet */
bearer = test_bearer_find_by_ue_ebi(test_ue, 6);
ogs_assert(bearer);
rv = test_gtpu_send_ping(gtpu2, bearer, TEST_PING_IPV4);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive GTP-U ICMP Packet */
recvbuf = test_gtpu_read(gtpu2);
ABTS_PTR_NOTNULL(tc, recvbuf);
ogs_pkbuf_free(recvbuf);
/* Send Path Switch Request */
test_ue->e_cgi.cell_id = 0x1234560;
test_ue->enb_ue_s1ap_id++;
ogs_list_for_each(&sess->bearer_list, bearer) {
bearer->enb_s1u_addr = test_self()->gnb1_addr;
bearer->enb_s1u_addr6 = test_self()->gnb1_addr6;
}
sendbuf = test_s1ap_build_path_switch_request(test_ue);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap1, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive Path Switch Ack */
recvbuf = testenb_s1ap_read(s1ap1);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(test_ue, recvbuf);
/* Receive End Mark */
recvbuf = test_gtpu_read(gtpu2);
ABTS_PTR_NOTNULL(tc, recvbuf);
ogs_pkbuf_free(recvbuf);
/* Receive End Mark */
recvbuf = test_gtpu_read(gtpu2);
ABTS_PTR_NOTNULL(tc, recvbuf);
ogs_pkbuf_free(recvbuf);
/* Send GTP-U ICMP Packet */
bearer = test_bearer_find_by_ue_ebi(test_ue, 5);
ogs_assert(bearer);
rv = test_gtpu_send_ping(gtpu1, bearer, TEST_PING_IPV4);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive GTP-U ICMP Packet */
recvbuf = test_gtpu_read(gtpu1);
ABTS_PTR_NOTNULL(tc, recvbuf);
ogs_pkbuf_free(recvbuf);
/* Send GTP-U ICMP Packet */
bearer = test_bearer_find_by_ue_ebi(test_ue, 6);
ogs_assert(bearer);
rv = test_gtpu_send_ping(gtpu1, bearer, TEST_PING_IPV4);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive GTP-U ICMP Packet */
recvbuf = test_gtpu_read(gtpu1);
ABTS_PTR_NOTNULL(tc, recvbuf);
ogs_pkbuf_free(recvbuf);
ogs_msleep(300);
/********** Remove Subscriber in Database */
ABTS_INT_EQUAL(tc, OGS_OK, test_db_remove_ue(test_ue));
/* Two eNB disonncect from SGW */
testgnb_gtpu_close(gtpu1);
testgnb_gtpu_close(gtpu2);
/* Two eNB disonncect from MME */
testenb_s1ap_close(s1ap1);
testenb_s1ap_close(s1ap2);
test_ue_remove(test_ue);
}
abts_suite *test_epc_x2(abts_suite *suite)
{
suite = ADD_SUITE(suite)
abts_run_test(suite, test1_func, NULL);
return suite;
}
Reference in New Issue View Git Blame Copy Permalink