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nas: add test for dedicated EPS bearer handling

This commit is contained in:
Andre Puschmann 2019-05-24 14:40:10 +02:00
parent 3f90230d1a
commit 34bf738501
1 changed files with 105 additions and 2 deletions
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107
srsue/test/upper/nas_test.cc
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@ -39,6 +39,14 @@ using namespace asn1::rrc;
#define LCID 1
#define TESTASSERT(cond) \
{ \
if (!(cond)) { \
std::cout << "[" << __FUNCTION__ << "][Line " << __LINE__ << "]: FAIL at " << (#cond) << std::endl; \
return -1; \
} \
}
uint8_t auth_request_pdu[] = { 0x07, 0x52, 0x01, 0x0c, 0x63, 0xa8, 0x54, 0x13, 0xe6, 0xa4,
0xce, 0xd9, 0x86, 0xfb, 0xe5, 0xce, 0x9b, 0x62, 0x5e, 0x10,
0x67, 0x57, 0xb3, 0xc2, 0xb9, 0x70, 0x90, 0x01, 0x0c, 0x72,
@ -58,6 +66,12 @@ uint8_t attach_accept_pdu[] = { 0x27, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x42,
uint8_t esm_info_req_pdu[] = { 0x27, 0x00, 0x00, 0x00, 0x00, 0x00, 0x02, 0x5a, 0xd9 };
uint8_t activate_dedicated_eps_bearer_pdu[] = {0x27, 0x00, 0x00, 0x00, 0x00, 0x00, 0x62, 0x00, 0xc5, 0x05,
0x01, 0x01, 0x07, 0x21, 0x31, 0x00, 0x03, 0x40, 0x08, 0xae,
0x5d, 0x02, 0x00, 0xc2, 0x81, 0x34, 0x01, 0x4d};
uint8_t deactivate_eps_bearer_pdu[] = {0x27, 0x00, 0x00, 0x00, 0x00, 0x00, 0x62, 0x00, 0xcd, 0x24};
uint16 mcc = 61441;
uint16 mnc = 65281;
@ -254,6 +268,10 @@ int mme_attach_request_test()
tmp->N_bytes = sizeof(attach_accept_pdu);
nas.write_pdu(LCID, std::move(tmp));
nas_metrics_t metrics;
nas.get_metrics(&metrics);
TESTASSERT(metrics.nof_active_eps_bearer == 1);
// check length of generated NAS SDU (attach complete)
if (rrc_dummy.get_last_sdu_len() > 3) {
ret = SRSLTE_SUCCESS;
@ -266,8 +284,6 @@ int mme_attach_request_test()
return ret;
}
int esm_info_request_test()
{
int ret = SRSLTE_ERROR;
@ -326,6 +342,88 @@ int esm_info_request_test()
return ret;
}
int dedicated_eps_bearer_test()
{
srslte::log_filter nas_log("NAS");
srslte::log_filter rrc_log("RRC");
srslte::log_filter mac_log("MAC");
srslte::log_filter usim_log("USIM");
nas_log.set_level(srslte::LOG_LEVEL_DEBUG);
rrc_log.set_level(srslte::LOG_LEVEL_DEBUG);
nas_log.set_hex_limit(100000);
rrc_log.set_hex_limit(100000);
rrc_dummy rrc_dummy;
gw_dummy gw;
usim_args_t args;
args.algo = "xor";
args.imei = "353490069873319";
args.imsi = "001010123456789";
args.k = "00112233445566778899aabbccddeeff";
args.op = "63BFA50EE6523365FF14C1F45F88737D";
// init USIM
srsue::usim usim;
usim.init(&args, &usim_log);
srslte::byte_buffer_pool* pool = byte_buffer_pool::get_instance();
srsue::nas nas;
nas_args_t cfg = {};
cfg.force_imsi_attach = true; // make sure we get a fresh security context
nas.init(&usim, &rrc_dummy, &gw, &nas_log, cfg);
// push dedicated EPS bearer PDU to NAS
unique_byte_buffer_t tmp = srslte::allocate_unique_buffer(*pool, true);
memcpy(tmp->msg, activate_dedicated_eps_bearer_pdu, sizeof(activate_dedicated_eps_bearer_pdu));
tmp->N_bytes = sizeof(activate_dedicated_eps_bearer_pdu);
nas.write_pdu(LCID, std::move(tmp));
// This should fail since no default bearer has been created yet
nas_metrics_t metrics;
nas.get_metrics(&metrics);
TESTASSERT(metrics.nof_active_eps_bearer == 0);
// add default EPS beaerer
unique_byte_buffer_t attach_with_default_bearer = srslte::allocate_unique_buffer(*pool, true);
memcpy(attach_with_default_bearer->msg, attach_accept_pdu, sizeof(attach_accept_pdu));
attach_with_default_bearer->N_bytes = sizeof(attach_accept_pdu);
nas.write_pdu(LCID, std::move(attach_with_default_bearer));
// This should fail since no default bearer has been created yet
nas.get_metrics(&metrics);
TESTASSERT(metrics.nof_active_eps_bearer == 1);
// push dedicated bearer activation and check that it was added
tmp = srslte::allocate_unique_buffer(*pool, true);
memcpy(tmp->msg, activate_dedicated_eps_bearer_pdu, sizeof(activate_dedicated_eps_bearer_pdu));
tmp->N_bytes = sizeof(activate_dedicated_eps_bearer_pdu);
nas.write_pdu(LCID, std::move(tmp));
nas.get_metrics(&metrics);
TESTASSERT(metrics.nof_active_eps_bearer == 2);
// tear-down dedicated bearer
tmp = srslte::allocate_unique_buffer(*pool, true);
memcpy(tmp->msg, deactivate_eps_bearer_pdu, sizeof(deactivate_eps_bearer_pdu));
tmp->N_bytes = sizeof(deactivate_eps_bearer_pdu);
nas.write_pdu(LCID, std::move(tmp));
nas.get_metrics(&metrics);
TESTASSERT(metrics.nof_active_eps_bearer == 1);
// try to tear-down dedicated bearer again
tmp = srslte::allocate_unique_buffer(*pool, true);
memcpy(tmp->msg, deactivate_eps_bearer_pdu, sizeof(deactivate_eps_bearer_pdu));
tmp->N_bytes = sizeof(deactivate_eps_bearer_pdu);
nas.write_pdu(LCID, std::move(tmp));
nas.get_metrics(&metrics);
TESTASSERT(metrics.nof_active_eps_bearer == 1);
pool->cleanup();
return SRSLTE_SUCCESS;
}
int main(int argc, char **argv)
{
@ -344,5 +442,10 @@ int main(int argc, char **argv)
return -1;
}
if (dedicated_eps_bearer_test()) {
printf("Dedicated EPS bearer test failed.\n");
return -1;
}
return 0;
}