| #!/usr/bin/env python3 |
| from osmo_gsm_tester.testenv import * |
| import os |
| |
| # Overlay suite-specific templates folder if it exists |
| if os.path.isdir(os.path.join(os.path.dirname(__file__), 'templates')): |
| tenv.set_overlay_template_dir(os.path.join(os.path.dirname(__file__), 'templates')) |
| |
| epc = tenv.epc() |
| enb = tenv.enb() |
| ue = tenv.modem() |
| |
| epc.subscriber_add(ue) |
| epc.start() |
| enb.ue_add(ue) |
| enb.start(epc) |
| |
| print('waiting for ENB to connect to EPC...') |
| wait(epc.enb_is_connected, enb) |
| print('ENB is connected to EPC') |
| |
| ue.connect(enb) |
| print('waiting for UE to attach...') |
| wait(ue.is_registered) |
| print('UE is RRC connected') |
| |
| print('waiting until RRC connection gets released...') |
| wait(lambda: not ue.is_rrc_connected()) |
| print('UE is RRC idle') |
| |
| # Wait a bit |
| sleep(5) |
| |
| # Generate MO traffic |
| proc = ue.run_netns_wait('ping', ('ping', '-c', '1', epc.tun_addr())) |
| output = proc.get_stdout() |
| |
| # Check PRACH transmissions |
| num_prachs = 2 |
| num_prach_sent = ue.get_counter('prach_sent') |
| if num_prach_sent != num_prachs: |
| raise Exception("Expected to have sent exactly {} PRACHs, but in fact sent {}".format(num_prachs, num_prach_sent)) |
| |
| # Check PRACH receptions |
| num_prach_received = enb.get_counter('prach_received') |
| if num_prach_sent != num_prachs: |
| raise Exception("Expected to have received exactly {} PRACHs, but in fact received {}".format(num_prachs, num_prach_received)) |
| |
| output += "\nnum_prach_sent={}\nnum_prach_received={}\n".format(num_prach_sent, num_prach_received) |
| print(output) |
| test.set_report_stdout(output) |