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Fix MME crash when VoLTE is enabled [#619]

This commit is contained in:
Sukchan Lee 2020-10-22 17:53:13 -04:00
parent bdeea7ce8b
commit 15e42bc4a9
10 changed files with 634 additions and 70 deletions
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7
lib/gtp/xact.h
View File

@ -86,6 +86,13 @@ typedef struct ogs_gtp_xact_s {
#define OGS_GTP_MODIFY_TFT_UPDATE ((uint64_t)1<<0)
#define OGS_GTP_MODIFY_QOS_UPDATE ((uint64_t)1<<1)
uint64_t update_flags;
#define OGS_GTP_DELETE_SEND_AUTHENTICATION_REUQEST 1
#define OGS_GTP_DELETE_SEND_DETACH_ACCEPT 2
#define OGS_GTP_DELETE_SEND_DEACTIVATE_BEARER_CONTEXT_REQUEST 3
#define OGS_GTP_DELETE_SEND_UE_CONTEXT_RELEASE_COMMAND 4
#define OGS_GTP_DELETE_HANDLE_PDN_CONNECTIVITY_REQUEST 5
int delete_action;
} ogs_gtp_xact_t;
int ogs_gtp_xact_init(void);

58
src/mme/emm-sm.c
View File

@ -180,7 +180,8 @@ static void common_register_state(ogs_fsm_t *s, mme_event_t *e)
ogs_debug(" IMSI[%s]", mme_ue->imsi_bcd);
if (SESSION_CONTEXT_IS_AVAILABLE(mme_ue)) {
mme_gtp_send_delete_all_sessions(mme_ue);
mme_gtp_send_delete_all_sessions(mme_ue,
OGS_GTP_DELETE_SEND_AUTHENTICATION_REUQEST);
} else {
mme_s6a_send_air(mme_ue, NULL);
}
@ -204,20 +205,26 @@ static void common_register_state(ogs_fsm_t *s, mme_event_t *e)
}
if (h.integrity_protected && SECURITY_CONTEXT_IS_VALID(mme_ue)) {
rv = nas_eps_send_emm_to_esm(mme_ue,
&mme_ue->pdn_connectivity_request);
if (rv != OGS_OK) {
ogs_error("nas_eps_send_emm_to_esm() failed");
nas_eps_send_attach_reject(mme_ue,
EMM_CAUSE_PROTOCOL_ERROR_UNSPECIFIED,
ESM_CAUSE_PROTOCOL_ERROR_UNSPECIFIED);
OGS_FSM_TRAN(s, &emm_state_exception);
if (SESSION_CONTEXT_IS_AVAILABLE(mme_ue)) {
mme_gtp_send_delete_all_sessions(mme_ue,
OGS_GTP_DELETE_HANDLE_PDN_CONNECTIVITY_REQUEST);
} else {
OGS_FSM_TRAN(s, &emm_state_initial_context_setup);
rv = nas_eps_send_emm_to_esm(mme_ue,
&mme_ue->pdn_connectivity_request);
if (rv != OGS_OK) {
ogs_error("nas_eps_send_emm_to_esm() failed");
nas_eps_send_attach_reject(mme_ue,
EMM_CAUSE_PROTOCOL_ERROR_UNSPECIFIED,
ESM_CAUSE_PROTOCOL_ERROR_UNSPECIFIED);
OGS_FSM_TRAN(s, &emm_state_exception);
break;
}
}
OGS_FSM_TRAN(s, &emm_state_initial_context_setup);
} else {
if (SESSION_CONTEXT_IS_AVAILABLE(mme_ue)) {
mme_gtp_send_delete_all_sessions(mme_ue);
mme_gtp_send_delete_all_sessions(mme_ue,
OGS_GTP_DELETE_SEND_AUTHENTICATION_REUQEST);
} else {
mme_s6a_send_air(mme_ue, NULL);
}
@ -874,7 +881,8 @@ void emm_state_initial_context_setup(ogs_fsm_t *s, mme_event_t *e)
break;
}
mme_gtp_send_delete_all_sessions(mme_ue);
mme_gtp_send_delete_all_sessions(mme_ue,
OGS_GTP_DELETE_SEND_AUTHENTICATION_REUQEST);
OGS_FSM_TRAN(s, &emm_state_authentication);
break;
case OGS_NAS_EPS_EMM_STATUS:
@ -971,20 +979,26 @@ void emm_state_exception(ogs_fsm_t *s, mme_event_t *e)
}
if (h.integrity_protected && SECURITY_CONTEXT_IS_VALID(mme_ue)) {
rv = nas_eps_send_emm_to_esm(mme_ue,
&mme_ue->pdn_connectivity_request);
if (rv != OGS_OK) {
ogs_error("nas_eps_send_emm_to_esm() failed");
nas_eps_send_attach_reject(mme_ue,
EMM_CAUSE_PROTOCOL_ERROR_UNSPECIFIED,
ESM_CAUSE_PROTOCOL_ERROR_UNSPECIFIED);
OGS_FSM_TRAN(s, &emm_state_exception);
if (SESSION_CONTEXT_IS_AVAILABLE(mme_ue)) {
mme_gtp_send_delete_all_sessions(mme_ue,
OGS_GTP_DELETE_HANDLE_PDN_CONNECTIVITY_REQUEST);
} else {
OGS_FSM_TRAN(s, &emm_state_initial_context_setup);
rv = nas_eps_send_emm_to_esm(mme_ue,
&mme_ue->pdn_connectivity_request);
if (rv != OGS_OK) {
ogs_error("nas_eps_send_emm_to_esm() failed");
nas_eps_send_attach_reject(mme_ue,
EMM_CAUSE_PROTOCOL_ERROR_UNSPECIFIED,
ESM_CAUSE_PROTOCOL_ERROR_UNSPECIFIED);
OGS_FSM_TRAN(s, &emm_state_exception);
break;
}
}
OGS_FSM_TRAN(s, &emm_state_initial_context_setup);
} else {
if (SESSION_CONTEXT_IS_AVAILABLE(mme_ue)) {
mme_gtp_send_delete_all_sessions(mme_ue);
mme_gtp_send_delete_all_sessions(mme_ue,
OGS_GTP_DELETE_SEND_AUTHENTICATION_REUQEST);
} else {
mme_s6a_send_air(mme_ue, NULL);
}

1
src/mme/esm-build.c
View File

@ -121,6 +121,7 @@ ogs_pkbuf_t *esm_build_activate_default_bearer_context_request(
ogs_assert(pdn);
bearer = mme_default_bearer_in_sess(sess);
ogs_assert(bearer);
ogs_assert(mme_bearer_next(bearer) == NULL);
ogs_debug("Activate default bearer context request");
ogs_debug(" IMSI[%s] PTI[%d] EBI[%d]",

3
src/mme/esm-sm.c
View File

@ -212,7 +212,8 @@ void esm_state_active(ogs_fsm_t *s, mme_event_t *e)
ogs_debug(" IMSI[%s] PTI[%d] EBI[%d]",
mme_ue->imsi_bcd, sess->pti, bearer->ebi);
if (MME_HAVE_SGW_S1U_PATH(sess)) {
mme_gtp_send_delete_session_request(sess);
mme_gtp_send_delete_session_request(sess,
OGS_GTP_DELETE_SEND_DEACTIVATE_BEARER_CONTEXT_REQUEST);
} else {
nas_eps_send_deactivate_bearer_context_request(bearer);
}

9
src/mme/mme-gtp-path.c
View File

@ -218,7 +218,7 @@ void mme_gtp_send_modify_bearer_request(
ogs_expect(rv == OGS_OK);
}
void mme_gtp_send_delete_session_request(mme_sess_t *sess)
void mme_gtp_send_delete_session_request(mme_sess_t *sess, int action)
{
int rv;
ogs_pkbuf_t *s11buf = NULL;
@ -226,6 +226,7 @@ void mme_gtp_send_delete_session_request(mme_sess_t *sess)
ogs_gtp_xact_t *xact = NULL;
mme_ue_t *mme_ue = NULL;
ogs_assert(action);
ogs_assert(sess);
mme_ue = sess->mme_ue;
ogs_assert(mme_ue);
@ -239,16 +240,18 @@ void mme_gtp_send_delete_session_request(mme_sess_t *sess)
xact = ogs_gtp_xact_local_create(mme_ue->gnode, &h, s11buf, timeout, sess);
ogs_expect_or_return(xact);
xact->delete_action = action;
rv = ogs_gtp_xact_commit(xact);
ogs_expect(rv == OGS_OK);
}
void mme_gtp_send_delete_all_sessions(mme_ue_t *mme_ue)
void mme_gtp_send_delete_all_sessions(mme_ue_t *mme_ue, int action)
{
mme_sess_t *sess = NULL, *next_sess = NULL;
ogs_assert(mme_ue);
ogs_assert(action);
if (SESSION_CONTEXT_WILL_DELETED(mme_ue)) {
ogs_warn("[%s] Delete-Session-Request has already sent",
@ -270,7 +273,7 @@ void mme_gtp_send_delete_all_sessions(mme_ue_t *mme_ue)
OGS_FSM_CHECK(&bearer->sm, esm_state_pdn_will_disconnect)) {
ogs_warn("PDN will disconnect[EBI:%d]", bearer->ebi);
} else {
mme_gtp_send_delete_session_request(sess);
mme_gtp_send_delete_session_request(sess, action);
}
} else {
mme_sess_remove(sess);

4
src/mme/mme-gtp-path.h
View File

@ -32,8 +32,8 @@ void mme_gtp_close(void);
void mme_gtp_send_create_session_request(mme_sess_t *sess);
void mme_gtp_send_modify_bearer_request(
mme_bearer_t *bearer, int uli_presence);
void mme_gtp_send_delete_session_request(mme_sess_t *sess);
void mme_gtp_send_delete_all_sessions(mme_ue_t *mme_ue);
void mme_gtp_send_delete_session_request(mme_sess_t *sess, int action);
void mme_gtp_send_delete_all_sessions(mme_ue_t *mme_ue, int action);
void mme_gtp_send_create_bearer_response(mme_bearer_t *bearer);
void mme_gtp_send_update_bearer_response(mme_bearer_t *bearer);
void mme_gtp_send_delete_bearer_response(mme_bearer_t *bearer);

6
src/mme/mme-path.c
View File

@ -27,7 +27,8 @@ void mme_send_delete_session_or_detach(mme_ue_t *mme_ue)
ogs_assert(mme_ue);
if (SESSION_CONTEXT_IS_AVAILABLE(mme_ue)) {
mme_gtp_send_delete_all_sessions(mme_ue);
mme_gtp_send_delete_all_sessions(mme_ue,
OGS_GTP_DELETE_SEND_DETACH_ACCEPT);
} else {
nas_eps_send_detach_accept(mme_ue);
}
@ -38,7 +39,8 @@ void mme_send_delete_session_or_mme_ue_context_release(mme_ue_t *mme_ue)
ogs_assert(mme_ue);
if (SESSION_CONTEXT_IS_AVAILABLE(mme_ue)) {
mme_gtp_send_delete_all_sessions(mme_ue);
mme_gtp_send_delete_all_sessions(mme_ue,
OGS_GTP_DELETE_SEND_UE_CONTEXT_RELEASE_COMMAND);
} else {
enb_ue_t *enb_ue = mme_ue->enb_ue;
if (enb_ue) {

74
src/mme/mme-s11-handler.c
View File

@ -267,10 +267,13 @@ void mme_s11_handle_delete_session_response(
{
int rv;
uint8_t cause_value = 0;
int action = 0;
mme_sess_t *sess = NULL;
ogs_assert(xact);
ogs_assert(rsp);
action = xact->delete_action;
ogs_assert(action);
ogs_debug("[MME] Delete Session Response");
@ -294,56 +297,32 @@ void mme_s11_handle_delete_session_response(
ogs_debug(" MME_S11_TEID[%d] SGW_S11_TEID[%d]",
mme_ue->mme_s11_teid, mme_ue->sgw_s11_teid);
if (OGS_FSM_CHECK(&mme_ue->sm, emm_state_authentication)) {
if (action == OGS_GTP_DELETE_SEND_AUTHENTICATION_REUQEST) {
if (mme_sess_count(mme_ue) == 1) /* Last Session */ {
mme_s6a_send_air(mme_ue, NULL);
}
} else if (OGS_FSM_CHECK(&mme_ue->sm, emm_state_de_registered)) {
} else if (action == OGS_GTP_DELETE_SEND_DETACH_ACCEPT) {
if (mme_sess_count(mme_ue) == 1) /* Last Session */ {
nas_eps_send_detach_accept(mme_ue);
}
} else if (OGS_FSM_CHECK(&mme_ue->sm, emm_state_registered)) {
} else if (action ==
OGS_GTP_DELETE_SEND_DEACTIVATE_BEARER_CONTEXT_REQUEST) {
mme_bearer_t *bearer = mme_default_bearer_in_sess(sess);
ogs_expect_or_return(bearer);
if (OGS_FSM_CHECK(&bearer->sm, esm_state_pdn_will_disconnect)) {
nas_eps_send_deactivate_bearer_context_request(bearer);
/*
* mme_sess_remove() should not be called here.
*
* Session will be removed if Deactivate bearer context
* accept is received */
CLEAR_SGW_S1U_PATH(sess);
return;
} else if (OGS_FSM_CHECK(&bearer->sm, esm_state_active) ||
/*
* MME sends InitialContextSetupRequest to eNB.
* eNB sends InitialContextSetupFailure to MME.
*
* In this case, ESM state is INACTIVE.
*
* So, if Delete-Session-Response is received,
* MME needs to send UEContextReleaseCommand to eNB.
*/
OGS_FSM_CHECK(&bearer->sm, esm_state_inactive)) {
nas_eps_send_deactivate_bearer_context_request(bearer);
if (mme_sess_count(mme_ue) == 1) /* Last Session */ {
enb_ue_t *enb_ue = NULL;
/*
* mme_sess_remove() should not be called here.
*
* if Deactivate bearer context accept is received,
* Session will be removed */
CLEAR_SGW_S1U_PATH(sess);
return;
enb_ue = mme_ue->enb_ue;
if (enb_ue) {
s1ap_send_ue_context_release_command(enb_ue,
S1AP_Cause_PR_nas, S1AP_CauseNas_normal_release,
S1AP_UE_CTX_REL_UE_CONTEXT_REMOVE, 0);
} else
ogs_warn("ENB-S1 Context has already been removed");
}
} else
ogs_assert_if_reached();
} else if (OGS_FSM_CHECK(&mme_ue->sm, emm_state_initial_context_setup) ||
OGS_FSM_CHECK(&mme_ue->sm, emm_state_exception)) {
} else if (action == OGS_GTP_DELETE_SEND_UE_CONTEXT_RELEASE_COMMAND) {
if (mme_sess_count(mme_ue) == 1) /* Last Session */ {
enb_ue_t *enb_ue = NULL;
@ -355,8 +334,23 @@ void mme_s11_handle_delete_session_response(
} else
ogs_warn("ENB-S1 Context has already been removed");
}
} else
} else if (action == OGS_GTP_DELETE_HANDLE_PDN_CONNECTIVITY_REQUEST) {
if (mme_sess_count(mme_ue) == 1) /* Last Session */ {
rv = nas_eps_send_emm_to_esm(mme_ue,
&mme_ue->pdn_connectivity_request);
if (rv != OGS_OK) {
ogs_error("nas_eps_send_emm_to_esm() failed");
nas_eps_send_attach_reject(mme_ue,
EMM_CAUSE_PROTOCOL_ERROR_UNSPECIFIED,
ESM_CAUSE_PROTOCOL_ERROR_UNSPECIFIED);
}
}
} else {
ogs_fatal("Invalid action = %d", action);
ogs_assert_if_reached();
}
if (mme_sess_count(mme_ue) == 1) /* Last Session */
CLEAR_SESSION_CONTEXT(mme_ue);

2
src/mme/nas-path.c
View File

@ -104,8 +104,10 @@ void nas_eps_send_attach_accept(mme_ue_t *mme_ue)
ogs_assert(mme_ue);
sess = mme_sess_first(mme_ue);
ogs_assert(sess);
ogs_assert(mme_sess_next(sess) == NULL);
bearer = mme_default_bearer_in_sess(sess);
ogs_assert(bearer);
ogs_assert(mme_bearer_next(bearer) == NULL);
esmbuf = esm_build_activate_default_bearer_context_request(sess);
ogs_expect_or_return(esmbuf);

540
tests/volte/rx-test.c
View File

@ -1433,6 +1433,7 @@ static void test3_func(abts_case *tc, void *data)
/* DELAY is needed for receiving AA-Answer */
ogs_msleep(100);
/* Send Session-Termination-Request */
pcscf_rx_send_str(rx_sid);
/* DELAY is needed for receiving Session-Termination-Answer */
@ -1565,6 +1566,544 @@ static void test3_func(abts_case *tc, void *data)
test_ue_remove(test_ue);
}
static void test4_func(abts_case *tc, void *data)
{
int rv;
ogs_socknode_t *s1ap;
ogs_socknode_t *gtpu;
ogs_pkbuf_t *emmbuf;
ogs_pkbuf_t *esmbuf;
ogs_pkbuf_t *sendbuf;
ogs_pkbuf_t *recvbuf;
ogs_s1ap_message_t message;
uint8_t *rx_sid = NULL;
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;
uint32_t enb_ue_s1ap_id;
uint64_t mme_ue_s1ap_id;
const char *_k_string = "465b5ce8b199b49faa5f0a2ee238a6bc";
uint8_t k[OGS_KEY_LEN];
const char *_opc_string = "e8ed289deba952e4283b54e88e6183ca";
uint8_t opc[OGS_KEY_LEN];
mongoc_collection_t *collection = NULL;
bson_t *doc = NULL;
int64_t count = 0;
bson_error_t error;
const char *json =
"{"
"\"_id\" : { \"$oid\" : \"310014158b8861d7605378c6\" }, "
"\"imsi\" : \"001010123456819\", "
"\"pdn\" : ["
"{"
"\"_id\" : { \"$oid\" : \"599eb929c850caabcbfdcd32\" },"
"\"apn\" : \"internet\","
"\"qos\" : {"
"\"qci\" : 9,"
"\"arp\" : {"
"\"priority_level\" : 8,"
"\"pre_emption_vulnerability\" : 1,"
"\"pre_emption_capability\" : 1"
"}"
"},"
"\"type\" : 2"
"},"
"{"
"\"_id\" : { \"$oid\" : \"310014158b8861d7605378c7\" }, "
"\"apn\" : \"ims\", "
"\"pcc_rule\" : ["
"{"
"\"_id\" : { \"$oid\" : \"599eb929c850caabcbfdcd2d\" },"
"\"qos\" : {"
"\"qci\" : 1,"
"\"gbr\" : {"
"\"downlink\" : { \"$numberLong\" : \"64\" },"
"\"uplink\" : { \"$numberLong\" : \"44\" }"
"},"
"\"mbr\" : {"
"\"downlink\" : { \"$numberLong\" : \"64\" },"
"\"uplink\" : { \"$numberLong\" : \"44\" }"
"},"
"\"arp\" : {"
"\"priority_level\" : 3,"
"\"pre_emption_vulnerability\" : 0,"
"\"pre_emption_capability\" : 0 }"
"}"
"}"
"],"
"\"ambr\" : {"
"\"uplink\" : { \"$numberLong\" : \"1000000\" }, "
"\"downlink\" : { \"$numberLong\" : \"1000000\" } "
"},"
"\"qos\" : { "
"\"qci\" : 5, "
"\"arp\" : { "
"\"priority_level\" : 1,"
"\"pre_emption_vulnerability\" : 1, "
"\"pre_emption_capability\" : 1"
"} "
"}, "
"\"type\" : 2"
"}"
"],"
"\"ambr\" : { "
"\"uplink\" : { \"$numberLong\" : \"1000000\" }, "
"\"downlink\" : { \"$numberLong\" : \"1000000\" } "
"},"
"\"subscribed_rau_tau_timer\" : 12,"
"\"network_access_mode\" : 2, "
"\"subscriber_status\" : 0, "
"\"access_restriction_data\" : 32, "
"\"security\" : { "
"\"k\" : \"465B5CE8 B199B49F AA5F0A2E E238A6BC\", "
"\"opc\" : \"E8ED289D EBA952E4 283B54E8 8E6183CA\", "
"\"amf\" : \"8000\", "
"\"sqn\" : { \"$numberLong\" : \"64\" } "
"}, "
"\"__v\" : 0 "
"}";
/* 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] = 0x10;
mobile_identity_suci.scheme_output[1] = 0x32;
mobile_identity_suci.scheme_output[2] = 0x54;
mobile_identity_suci.scheme_output[3] = 0x86;
mobile_identity_suci.scheme_output[4] = 0x91;
test_ue = test_ue_add_by_suci(&mobile_identity_suci, 13);
ogs_assert(test_ue);
test_ue->e_cgi.cell_id = 0x1079baf;
test_ue->nas.ksi = 0;
test_ue->nas.value = OGS_NAS_ATTACH_TYPE_COMBINED_EPS_IMSI_ATTACH;
OGS_HEX(_k_string, strlen(_k_string), test_ue->k);
OGS_HEX(_opc_string, strlen(_opc_string), test_ue->opc);
sess = test_sess_add_by_apn(test_ue, "internet");
ogs_assert(sess);
/* eNB connects to MME */
s1ap = tests1ap_client(AF_INET);
ABTS_PTR_NOTNULL(tc, s1ap);
/* eNB connects to SGW */
gtpu = test_gtpu_server(1, AF_INET);
ABTS_PTR_NOTNULL(tc, gtpu);
/* Send S1-Setup Reqeust */
sendbuf = test_s1ap_build_s1_setup_request(
S1AP_ENB_ID_PR_macroENB_ID, 0x54f64);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive S1-Setup Response */
recvbuf = testenb_s1ap_read(s1ap);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(NULL, recvbuf);
/********** Insert Subscriber in Database */
collection = mongoc_client_get_collection(
ogs_mongoc()->client, ogs_mongoc()->name, "subscribers");
ABTS_PTR_NOTNULL(tc, collection);
doc = BCON_NEW("imsi", BCON_UTF8(test_ue->imsi));
ABTS_PTR_NOTNULL(tc, doc);
count = mongoc_collection_count (
collection, MONGOC_QUERY_NONE, doc, 0, 0, NULL, &error);
if (count) {
ABTS_TRUE(tc, mongoc_collection_remove(collection,
MONGOC_REMOVE_SINGLE_REMOVE, doc, NULL, &error))
}
bson_destroy(doc);
doc = bson_new_from_json((const uint8_t *)json, -1, &error);;
ABTS_PTR_NOTNULL(tc, doc);
ABTS_TRUE(tc, mongoc_collection_insert(collection,
MONGOC_INSERT_NONE, doc, NULL, &error));
bson_destroy(doc);
doc = BCON_NEW("imsi", BCON_UTF8(test_ue->imsi));
ABTS_PTR_NOTNULL(tc, doc);
do {
count = mongoc_collection_count (
collection, MONGOC_QUERY_NONE, doc, 0, 0, NULL, &error);
} while (count == 0);
bson_destroy(doc);
collection = mongoc_client_get_collection(
ogs_mongoc()->client, ogs_mongoc()->name, "subscribers");
ABTS_PTR_NOTNULL(tc, collection);
/* Send Attach Request */
memset(&sess->pdn_connectivity_param,
0, sizeof(sess->pdn_connectivity_param));
sess->pdn_connectivity_param.eit = 1;
esmbuf = testesm_build_pdn_connectivity_request(sess);
ABTS_PTR_NOTNULL(tc, esmbuf);
memset(&test_ue->attach_request_param,
0, sizeof(test_ue->attach_request_param));
test_ue->attach_request_param.integrity_protected = 1;
test_ue->attach_request_param.drx_parameter = 1;
test_ue->attach_request_param.ms_network_capability = 1;
test_ue->attach_request_param.tmsi_status = 1;
test_ue->attach_request_param.mobile_station_classmark_2 = 1;
test_ue->attach_request_param.ue_usage_setting = 1;
emmbuf = testemm_build_attach_request(test_ue, esmbuf);
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(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive Authentication Request */
recvbuf = testenb_s1ap_read(s1ap);
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(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive Security mode Command */
recvbuf = testenb_s1ap_read(s1ap);
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(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive ESM Information Request */
recvbuf = testenb_s1ap_read(s1ap);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(test_ue, recvbuf);
/* Send ESM Information Response */
sess->esm_information_param.pco = 1;
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(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive Initial Context Setup Request +
* Attach Accept +
* Activate Default Bearer Context Request */
recvbuf = testenb_s1ap_read(s1ap);
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(s1ap, 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(s1ap, 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(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive EMM information */
recvbuf = testenb_s1ap_read(s1ap);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(test_ue, recvbuf);
/* Send GTP-U ICMP Packet */
rv = test_gtpu_send_ping(gtpu, bearer, TEST_PING_IPV4);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive GTP-U ICMP Packet */
recvbuf = test_gtpu_read(gtpu);
ABTS_PTR_NOTNULL(tc, recvbuf);
ogs_pkbuf_free(recvbuf);
/* Send PDN Connectivity Request */
sess = test_sess_add_by_apn(test_ue, "ims");
ogs_assert(sess);
sess->pti = 9;
sess->pdn_connectivity_param.integrity_protected = 1;
sess->pdn_connectivity_param.ciphered = 1;
sess->pdn_connectivity_param.apn = 1;
sess->pdn_connectivity_param.pco = 1;
esmbuf = testesm_build_pdn_connectivity_request(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(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive E-RAB Setup Request +
* Activate default EPS bearer context request */
recvbuf = testenb_s1ap_read(s1ap);
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(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Send Activate default EPS bearer context accept */
esmbuf = testesm_build_activate_default_eps_bearer_context_accept(
bearer, true);
ABTS_PTR_NOTNULL(tc, esmbuf);
sendbuf = test_s1ap_build_uplink_nas_transport(test_ue, esmbuf);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* DELAY is needed in default EPS bearer */
ogs_msleep(100);
/* Send AA-Request */
sess = test_sess_find_by_apn(test_ue, "ims");
ogs_assert(sess);
pcscf_rx_send_aar_audio(&rx_sid, sess,
OGS_DIAM_RX_SUBSCRIPTION_ID_TYPE_END_USER_IMSI, 1, 1);
/* Receive E-RAB Setup Request +
* Activate dedicated EPS bearer context request */
recvbuf = testenb_s1ap_read(s1ap);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(test_ue, recvbuf);
/* Send E-RAB Setup Response */
bearer = test_bearer_find_by_ue_ebi(test_ue, 7);
ogs_assert(bearer);
sendbuf = test_s1ap_build_e_rab_setup_response(bearer);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap, 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(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* DELAY is needed in dedicated EPS bearer */
ogs_msleep(100);
pcscf_rx_send_str(rx_sid);
/* Receive E-RAB Release Command +
* Dectivate EPS bearer context request */
recvbuf = testenb_s1ap_read(s1ap);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(test_ue, recvbuf);
/* Send E-RAB Release Response */
sendbuf = test_s1ap_build_e_rab_release_response(bearer);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Send Deactivate EPS bearer context accept */
esmbuf = testesm_build_deactivate_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(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* DELAY is needed in deactivate EPS bearer */
ogs_msleep(100);
/* Send UE Context Release Request */
sendbuf = test_s1ap_build_ue_context_release_request(test_ue,
S1AP_Cause_PR_radioNetwork, S1AP_CauseRadioNetwork_user_inactivity);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive UE Context Release Command */
recvbuf = testenb_s1ap_read(s1ap);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(test_ue, recvbuf);
/* Send UE Context Release Complete */
sendbuf = test_s1ap_build_ue_context_release_complete(test_ue);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Send Attach Request */
sess = test_sess_find_by_apn(test_ue, "internet");
ogs_assert(sess);
memset(&sess->pdn_connectivity_param,
0, sizeof(sess->pdn_connectivity_param));
sess->pdn_connectivity_param.eit = 1;
esmbuf = testesm_build_pdn_connectivity_request(sess);
ABTS_PTR_NOTNULL(tc, esmbuf);
memset(&test_ue->attach_request_param,
0, sizeof(test_ue->attach_request_param));
test_ue->attach_request_param.integrity_protected = 1;
test_ue->attach_request_param.guti = 1;
test_ue->attach_request_param.last_visited_registered_tai = 1;
test_ue->attach_request_param.drx_parameter = 1;
test_ue->attach_request_param.ms_network_capability = 1;
test_ue->attach_request_param.tmsi_status = 1;
test_ue->attach_request_param.mobile_station_classmark_2 = 1;
test_ue->attach_request_param.mobile_station_classmark_3 = 1;
test_ue->attach_request_param.supported_codecs = 1;
test_ue->attach_request_param.ue_usage_setting = 1;
test_ue->attach_request_param.old_guti_type = 1;
test_ue->attach_request_param.ms_network_feature_support = 1;
emmbuf = testemm_build_attach_request(test_ue, esmbuf);
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(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive ESM Information Request */
recvbuf = testenb_s1ap_read(s1ap);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(test_ue, recvbuf);
/* Send ESM Information Response */
sess->esm_information_param.pco = 1;
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(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive Initial Context Setup Request +
* Attach Accept +
* Activate Default Bearer Context Request */
recvbuf = testenb_s1ap_read(s1ap);
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(s1ap, 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(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Send Attach Complete + Activate default EPS bearer cotext accept */
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(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive EMM information */
recvbuf = testenb_s1ap_read(s1ap);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(test_ue, recvbuf);
/* Send UE Context Release Request */
sendbuf = test_s1ap_build_ue_context_release_request(test_ue,
S1AP_Cause_PR_radioNetwork, S1AP_CauseRadioNetwork_user_inactivity);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
/* Receive UE Context Release Command */
recvbuf = testenb_s1ap_read(s1ap);
ABTS_PTR_NOTNULL(tc, recvbuf);
tests1ap_recv(test_ue, recvbuf);
/* Send UE Context Release Complete */
sendbuf = test_s1ap_build_ue_context_release_complete(test_ue);
ABTS_PTR_NOTNULL(tc, sendbuf);
rv = testenb_s1ap_send(s1ap, sendbuf);
ABTS_INT_EQUAL(tc, OGS_OK, rv);
ogs_msleep(300);
/********** Remove Subscriber in Database */
doc = BCON_NEW("imsi", BCON_UTF8(test_ue->imsi));
ABTS_PTR_NOTNULL(tc, doc);
ABTS_TRUE(tc, mongoc_collection_remove(collection,
MONGOC_REMOVE_SINGLE_REMOVE, doc, NULL, &error))
bson_destroy(doc);
mongoc_collection_destroy(collection);
/* eNB disonncect from MME */
testenb_s1ap_close(s1ap);
/* eNB disonncect from SGW */
test_gtpu_close(gtpu);
test_ue_remove(test_ue);
}
abts_suite *test_rx(abts_suite *suite)
{
suite = ADD_SUITE(suite)
@ -1572,6 +2111,7 @@ abts_suite *test_rx(abts_suite *suite)
abts_run_test(suite, test1_func, NULL);
abts_run_test(suite, test2_func, NULL);
abts_run_test(suite, test3_func, NULL);
abts_run_test(suite, test4_func, NULL);
return suite;
}