Added nas test common file

This commit is contained in:
David Rupprecht 2021-07-07 16:36:36 +02:00 committed by David Rupprecht
parent 47747e3148
commit 7fa85ab336
2 changed files with 249 additions and 232 deletions

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@ -0,0 +1,183 @@
/**
*
* \section COPYRIGHT
*
* Copyright 2013-2021 Software Radio Systems Limited
*
* By using this file, you agree to the terms and conditions set
* forth in the LICENSE file which can be found at the top level of
* the distribution.
*
*/
#ifndef SRSUE_NAS_TEST_COMMON
#define SRSUE_NAS_TEST_COMMON
#include "srsran/common/bcd_helpers.h"
#include "srsran/common/test_common.h"
#include "srsran/common/tsan_options.h"
#include "srsran/interfaces/ue_pdcp_interfaces.h"
#include "srsran/interfaces/ue_rrc_interfaces.h"
#include "srsran/srslog/srslog.h"
#include "srsran/test/ue_test_interfaces.h"
#include "srsue/hdr/stack/upper/gw.h"
#include "srsue/hdr/stack/upper/nas.h"
#include "srsue/hdr/stack/upper/usim.h"
#include "srsue/hdr/stack/upper/usim_base.h"
#define LCID 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, 0x8a, 0x67, 0x57, 0x92, 0x52, 0xb8};
uint8_t sec_mode_command_pdu[] = {0x37, 0x4e, 0xfd, 0x57, 0x11, 0x00, 0x07, 0x5d, 0x02, 0x01, 0x02, 0xf0, 0x70, 0xc1};
uint8_t attach_accept_pdu[] = {0x27, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x42, 0x01, 0x3e, 0x06, 0x00, 0x00,
0xf1, 0x10, 0x00, 0x01, 0x00, 0x2a, 0x52, 0x01, 0xc1, 0x01, 0x04, 0x1b, 0x07,
0x74, 0x65, 0x73, 0x74, 0x31, 0x32, 0x33, 0x06, 0x6d, 0x6e, 0x63, 0x30, 0x30,
0x31, 0x06, 0x6d, 0x63, 0x63, 0x30, 0x30, 0x31, 0x04, 0x67, 0x70, 0x72, 0x73,
0x05, 0x01, 0xc0, 0xa8, 0x05, 0x02, 0x27, 0x01, 0x80, 0x50, 0x0b, 0xf6, 0x00,
0xf1, 0x10, 0x80, 0x01, 0x01, 0x35, 0x16, 0x6d, 0xbc, 0x64, 0x01, 0x00};
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;
using namespace srsue;
namespace srsran {
// fake classes
class pdcp_dummy : public rrc_interface_pdcp, public pdcp_interface_stack
{
public:
void write_pdu(uint32_t lcid, unique_byte_buffer_t pdu) override {}
void write_pdu_bcch_bch(unique_byte_buffer_t pdu) override {}
void write_pdu_bcch_dlsch(unique_byte_buffer_t pdu) override {}
void write_pdu_pcch(unique_byte_buffer_t pdu) override {}
void write_pdu_mch(uint32_t lcid, srsran::unique_byte_buffer_t sdu) override {}
const char* get_rb_name(uint32_t lcid) override { return "lcid"; }
void write_sdu(uint32_t lcid, unique_byte_buffer_t sdu, int sn = -1) override {}
bool is_eps_bearer_id_enabled(uint32_t eps_bearer_id) { return false; }
void notify_pdcp_integrity_error(uint32_t lcid) override {}
bool is_lcid_enabled(uint32_t lcid) override { return false; }
};
class rrc_dummy : public rrc_interface_nas
{
public:
rrc_dummy() : last_sdu_len(0)
{
plmns[0].plmn_id.from_number(mcc, mnc);
plmns[0].tac = 0xffff;
}
void init(nas* nas_) { nas_ptr = nas_; }
void write_sdu(unique_byte_buffer_t sdu)
{
last_sdu_len = sdu->N_bytes;
// printf("NAS generated SDU (len=%d):\n", sdu->N_bytes);
// srsran_vec_fprint_byte(stdout, sdu->msg, sdu->N_bytes);
}
const char* get_rb_name(uint32_t lcid) { return "lcid"; }
uint32_t get_last_sdu_len() { return last_sdu_len; }
void reset() { last_sdu_len = 0; }
bool plmn_search()
{
nas_ptr->plmn_search_completed(plmns, 1);
return true;
}
void plmn_select(srsran::plmn_id_t plmn_id){};
void set_ue_identity(srsran::s_tmsi_t s_tmsi) {}
bool connection_request(srsran::establishment_cause_t cause, srsran::unique_byte_buffer_t sdu)
{
printf("NAS generated SDU (len=%d):\n", sdu->N_bytes);
last_sdu_len = sdu->N_bytes;
srsran_vec_fprint_byte(stdout, sdu->msg, sdu->N_bytes);
is_connected_flag = true;
nas_ptr->connection_request_completed(true);
return true;
}
bool is_connected() { return is_connected_flag; }
uint16_t get_mcc() { return mcc; }
uint16_t get_mnc() { return mnc; }
void enable_capabilities() {}
uint32_t get_lcid_for_eps_bearer(const uint32_t& eps_bearer_id) { return 0; }
void paging_completed(bool outcome) {}
bool has_nr_dc() { return false; }
private:
nas* nas_ptr;
uint32_t last_sdu_len;
nas_interface_rrc::found_plmn_t plmns[nas_interface_rrc::MAX_FOUND_PLMNS];
bool is_connected_flag = false;
};
template <typename T>
class test_stack_dummy : public srsue::stack_test_dummy, public stack_interface_gw, public thread
{
public:
test_stack_dummy(pdcp_interface_stack* pdcp_) : pdcp(pdcp_), thread("DUMMY STACK") {}
void init(T* nas_)
{
nas = nas_;
start(-1);
}
bool switch_on() { nas->switch_on(); return true; }
void write_sdu(uint32_t lcid, srsran::unique_byte_buffer_t sdu) { pdcp->write_sdu(lcid, std::move(sdu)); }
bool has_active_radio_bearer(uint32_t eps_bearer_id) { return true; }
bool is_registered() { return true; }
bool start_service_request() { return true; }
void run_thread()
{
running = true;
while (running) {
task_sched.tic();
task_sched.run_pending_tasks();
nas->run_tti();
}
}
void stop()
{
while (not running) {
usleep(1000);
}
running = false;
wait_thread_finish();
}
pdcp_interface_stack* pdcp = nullptr;
T* nas = nullptr;
std::atomic<bool> running = {false};
};
class gw_dummy : public gw_interface_nas, public gw_interface_pdcp
{
int setup_if_addr(uint32_t eps_bearer_id, uint8_t pdn_type, uint32_t ip_addr, uint8_t* ipv6_if_id, char* err_str)
{
return SRSRAN_SUCCESS;
}
int deactivate_eps_bearer(const uint32_t eps_bearer_id) { return SRSRAN_SUCCESS; }
int apply_traffic_flow_template(const uint8_t& eps_bearer_id, const LIBLTE_MME_TRAFFIC_FLOW_TEMPLATE_STRUCT* tft)
{
return SRSRAN_SUCCESS;
}
void write_pdu(uint32_t lcid, unique_byte_buffer_t pdu) {}
void write_pdu_mch(uint32_t lcid, srsran::unique_byte_buffer_t sdu) {}
void set_test_loop_mode(const test_loop_mode_state_t mode, const uint32_t ip_pdu_delay_ms = 0) {}
};
} // namespace srsran
#endif // SRSUE_NAS_TEST_COMMON

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@ -18,10 +18,12 @@
#include "srsran/test/ue_test_interfaces.h"
#include "srsue/hdr/stack/upper/gw.h"
#include "srsue/hdr/stack/upper/nas.h"
#include "srsue/hdr/stack/upper/test/nas_test_common.h"
#include "srsue/hdr/stack/upper/usim.h"
#include "srsue/hdr/stack/upper/usim_base.h"
using namespace srsue;
using namespace srsran;
static_assert(alignof(LIBLTE_BYTE_MSG_STRUCT) == alignof(byte_buffer_t),
"liblte buffer and byte buffer members misaligned");
@ -32,164 +34,74 @@ static_assert(offsetof(LIBLTE_BYTE_MSG_STRUCT, header) == offsetof(byte_buffer_t
static_assert(sizeof(LIBLTE_BYTE_MSG_STRUCT) <= offsetof(byte_buffer_t, msg),
"liblte buffer and byte buffer members misaligned");
#define LCID 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, 0x8a, 0x67, 0x57, 0x92, 0x52, 0xb8};
uint8_t sec_mode_command_pdu[] = {0x37, 0x4e, 0xfd, 0x57, 0x11, 0x00, 0x07, 0x5d, 0x02, 0x01, 0x02, 0xf0, 0x70, 0xc1};
uint8_t attach_accept_pdu[] = {0x27, 0x00, 0x00, 0x00, 0x00, 0x00, 0x07, 0x42, 0x01, 0x3e, 0x06, 0x00, 0x00,
0xf1, 0x10, 0x00, 0x01, 0x00, 0x2a, 0x52, 0x01, 0xc1, 0x01, 0x04, 0x1b, 0x07,
0x74, 0x65, 0x73, 0x74, 0x31, 0x32, 0x33, 0x06, 0x6d, 0x6e, 0x63, 0x30, 0x30,
0x31, 0x06, 0x6d, 0x63, 0x63, 0x30, 0x30, 0x31, 0x04, 0x67, 0x70, 0x72, 0x73,
0x05, 0x01, 0xc0, 0xa8, 0x05, 0x02, 0x27, 0x01, 0x80, 0x50, 0x0b, 0xf6, 0x00,
0xf1, 0x10, 0x80, 0x01, 0x01, 0x35, 0x16, 0x6d, 0xbc, 0x64, 0x01, 0x00};
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;
using namespace srsran;
namespace srsran {
// fake classes
class pdcp_dummy : public rrc_interface_pdcp, public pdcp_interface_stack
int mme_attach_request_test()
{
public:
void write_pdu(uint32_t lcid, unique_byte_buffer_t pdu) override {}
void write_pdu_bcch_bch(unique_byte_buffer_t pdu) override {}
void write_pdu_bcch_dlsch(unique_byte_buffer_t pdu) override {}
void write_pdu_pcch(unique_byte_buffer_t pdu) override {}
void write_pdu_mch(uint32_t lcid, srsran::unique_byte_buffer_t sdu) override {}
const char* get_rb_name(uint32_t lcid) override { return "lcid"; }
void write_sdu(uint32_t lcid, unique_byte_buffer_t sdu, int sn = -1) override {}
bool is_eps_bearer_id_enabled(uint32_t eps_bearer_id) { return false; }
void notify_pdcp_integrity_error(uint32_t lcid) override {}
bool is_lcid_enabled(uint32_t lcid) override { return false; }
};
int ret = SRSRAN_ERROR;
rrc_dummy rrc_dummy;
pdcp_dummy pdcp_dummy;
srsue::usim usim(srslog::fetch_basic_logger("USIM"));
usim_args_t args;
args.mode = "soft";
args.algo = "xor";
args.imei = "353490069873319";
args.imsi = "001010123456789";
args.k = "00112233445566778899aabbccddeeff";
args.op = "63BFA50EE6523365FF14C1F45F88737D";
usim.init(&args);
class rrc_dummy : public rrc_interface_nas
{
public:
rrc_dummy() : last_sdu_len(0)
{
plmns[0].plmn_id.from_number(mcc, mnc);
plmns[0].tac = 0xffff;
}
void init(nas* nas_) { nas_ptr = nas_; }
void write_sdu(unique_byte_buffer_t sdu)
{
last_sdu_len = sdu->N_bytes;
// printf("NAS generated SDU (len=%d):\n", sdu->N_bytes);
// srsran_vec_fprint_byte(stdout, sdu->msg, sdu->N_bytes);
}
const char* get_rb_name(uint32_t lcid) { return "lcid"; }
uint32_t get_last_sdu_len() { return last_sdu_len; }
void reset() { last_sdu_len = 0; }
nas_args_t nas_cfg;
nas_cfg.force_imsi_attach = true;
nas_cfg.eia = "1,2,3";
nas_cfg.eea = "0,1,2,3";
nas_cfg.apn_name = "test123";
bool plmn_search()
{
nas_ptr->plmn_search_completed(plmns, 1);
return true;
}
void plmn_select(srsran::plmn_id_t plmn_id){};
void set_ue_identity(srsran::s_tmsi_t s_tmsi) {}
bool connection_request(srsran::establishment_cause_t cause, srsran::unique_byte_buffer_t sdu)
{
printf("NAS generated SDU (len=%d):\n", sdu->N_bytes);
last_sdu_len = sdu->N_bytes;
srsran_vec_fprint_byte(stdout, sdu->msg, sdu->N_bytes);
is_connected_flag = true;
nas_ptr->connection_request_completed(true);
return true;
}
bool is_connected() { return is_connected_flag; }
test_stack_dummy<srsue::nas> stack(&pdcp_dummy);
srsue::nas nas(&stack.task_sched);
srsue::gw gw;
uint16_t get_mcc() { return mcc; }
uint16_t get_mnc() { return mnc; }
void enable_capabilities() {}
uint32_t get_lcid_for_eps_bearer(const uint32_t& eps_bearer_id) { return 0; }
void paging_completed(bool outcome) {}
bool has_nr_dc() { return false; }
nas.init(&usim, &rrc_dummy, &gw, nas_cfg);
rrc_dummy.init(&nas);
private:
nas* nas_ptr;
uint32_t last_sdu_len;
nas_interface_rrc::found_plmn_t plmns[nas_interface_rrc::MAX_FOUND_PLMNS];
bool is_connected_flag = false;
};
gw_args_t gw_args;
gw_args.tun_dev_name = "tun0";
gw_args.log.gw_level = "debug";
gw_args.log.gw_hex_limit = 100000;
class test_stack_dummy : public srsue::stack_test_dummy, public stack_interface_gw, public thread
{
public:
test_stack_dummy(pdcp_interface_stack* pdcp_) : pdcp(pdcp_), thread("DUMMY STACK") {}
void init(srsue::nas* nas_)
{
nas = nas_;
start(-1);
}
bool switch_on() { return true; }
void write_sdu(uint32_t lcid, srsran::unique_byte_buffer_t sdu) { pdcp->write_sdu(lcid, std::move(sdu)); }
bool has_active_radio_bearer(uint32_t eps_bearer_id) { return true; }
gw.init(gw_args, &stack);
stack.init(&nas);
// trigger test
stack.switch_on();
stack.stop();
bool is_registered() { return true; }
// this will time out in the first place
bool start_service_request() { return true; }
// reset length of last received NAS PDU
rrc_dummy.reset();
void run_thread()
{
running = true;
while (running) {
task_sched.tic();
task_sched.run_pending_tasks();
nas->run_tti();
// finally push attach accept
byte_buffer_pool* pool = byte_buffer_pool::get_instance();
unique_byte_buffer_t tmp = srsran::make_byte_buffer();
TESTASSERT(tmp != nullptr);
memcpy(tmp->msg, attach_accept_pdu, sizeof(attach_accept_pdu));
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 = SRSRAN_SUCCESS;
}
// ensure buffers are deleted before pool cleanup
gw.stop();
}
void stop()
{
while (not running) {
usleep(1000);
}
running = false;
wait_thread_finish();
}
pdcp_interface_stack* pdcp = nullptr;
srsue::nas* nas = nullptr;
std::atomic<bool> running = {false};
};
class gw_dummy : public gw_interface_nas, public gw_interface_pdcp
{
int setup_if_addr(uint32_t eps_bearer_id,
uint8_t pdn_type,
uint32_t ip_addr,
uint8_t* ipv6_if_id,
char* err_str)
{
return SRSRAN_SUCCESS;
}
int deactivate_eps_bearer(const uint32_t eps_bearer_id) { return SRSRAN_SUCCESS; }
int apply_traffic_flow_template(const uint8_t& eps_bearer_id,
const LIBLTE_MME_TRAFFIC_FLOW_TEMPLATE_STRUCT* tft)
{
return SRSRAN_SUCCESS;
}
void write_pdu(uint32_t lcid, unique_byte_buffer_t pdu) {}
void write_pdu_mch(uint32_t lcid, srsran::unique_byte_buffer_t sdu) {}
void set_test_loop_mode(const test_loop_mode_state_t mode, const uint32_t ip_pdu_delay_ms = 0) {}
};
} // namespace srsran
return ret;
}
int security_command_test()
{
@ -246,73 +158,6 @@ int security_command_test()
return ret;
}
int mme_attach_request_test()
{
int ret = SRSRAN_ERROR;
rrc_dummy rrc_dummy;
pdcp_dummy pdcp_dummy;
srsue::usim usim(srslog::fetch_basic_logger("USIM"));
usim_args_t args;
args.mode = "soft";
args.algo = "xor";
args.imei = "353490069873319";
args.imsi = "001010123456789";
args.k = "00112233445566778899aabbccddeeff";
args.op = "63BFA50EE6523365FF14C1F45F88737D";
usim.init(&args);
{
nas_args_t nas_cfg;
nas_cfg.force_imsi_attach = true;
nas_cfg.apn_name = "test123";
test_stack_dummy stack(&pdcp_dummy);
srsue::nas nas(&stack.task_sched);
srsue::gw gw;
nas.init(&usim, &rrc_dummy, &gw, nas_cfg);
rrc_dummy.init(&nas);
gw_args_t gw_args;
gw_args.tun_dev_name = "tun0";
gw_args.log.gw_level = "debug";
gw_args.log.gw_hex_limit = 100000;
gw.init(gw_args, &stack);
stack.init(&nas);
// trigger test
stack.switch_on();
stack.stop();
// this will time out in the first place
// reset length of last received NAS PDU
rrc_dummy.reset();
// finally push attach accept
byte_buffer_pool* pool = byte_buffer_pool::get_instance();
unique_byte_buffer_t tmp = srsran::make_byte_buffer();
TESTASSERT(tmp != nullptr);
memcpy(tmp->msg, attach_accept_pdu, sizeof(attach_accept_pdu));
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 = SRSRAN_SUCCESS;
}
// ensure buffers are deleted before pool cleanup
gw.stop();
}
return ret;
}
int esm_info_request_test()
{
int ret = SRSRAN_ERROR;
@ -339,6 +184,8 @@ int esm_info_request_test()
cfg.apn_name = "srsran";
cfg.apn_user = "srsuser";
cfg.apn_pass = "srspass";
cfg.eia = "1,2,3";
cfg.eea = "0,1,2,3";
cfg.force_imsi_attach = true;
nas.init(&usim, &rrc_dummy, &gw, cfg);
@ -379,6 +226,8 @@ int dedicated_eps_bearer_test()
srsue::nas nas(&stack.task_sched);
nas_args_t cfg = {};
cfg.force_imsi_attach = true; // make sure we get a fresh security context
cfg.eia = "1,2,3";
cfg.eea = "0,1,2,3";
nas.init(&usim, &rrc_dummy, &gw, cfg);
// push dedicated EPS bearer PDU to NAS
@ -453,25 +302,10 @@ int main(int argc, char** argv)
// Start the log backend.
srslog::init();
if (security_command_test()) {
printf("Security command test failed.\n");
return -1;
}
TESTASSERT(mme_attach_request_test() == SRSRAN_SUCCESS);
TESTASSERT(security_command_test() == SRSRAN_SUCCESS);
TESTASSERT(esm_info_request_test() == SRSRAN_SUCCESS);
TESTASSERT(dedicated_eps_bearer_test() == SRSRAN_SUCCESS);
if (mme_attach_request_test()) {
printf("Attach request test failed.\n");
return -1;
}
if (esm_info_request_test()) {
printf("ESM info request test failed.\n");
return -1;
}
if (dedicated_eps_bearer_test()) {
printf("Dedicated EPS bearer test failed.\n");
return -1;
}
return 0;
return SRSRAN_SUCCESS;
}