sysmocom: Introduce suite 4g2enb
Change-Id: I73b1a5e07f81fa1e3d3db1db243a3d0b137bda8e
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# Select GNU Radio broker for channel management
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modifiers:
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enb:
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- cell_list:
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- dl_rfemu:
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type: gnuradio_zmq
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- dl_rfemu:
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type: gnuradio_zmq
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- cell_list:
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- dl_rfemu:
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type: gnuradio_zmq
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- dl_rfemu:
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type: gnuradio_zmq
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# HO config for intra-frequency HO between two cells (same EARFCN) on different RF ports (srsENB)
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modifiers:
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enb:
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- id: 0x19B
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enable_measurements: true
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cell_list:
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- cell_id: 0x01
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pci: 0x01
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dl_earfcn: 2850
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root_seq_idx: 204
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rf_port: 0
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scell_list: []
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ncell_list:
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- enb_id: 0x19C
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cell_id: 0x02
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pci: 0x02
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dl_earfcn: 2850
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- id: 0x19C
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enable_measurements: true
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cell_list:
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- cell_id: 0x02
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pci: 0x02
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dl_earfcn: 2850
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root_seq_idx: 205
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rf_port: 0
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scell_list: []
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ncell_list:
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- enb_id: 0x19B
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cell_id: 0x01
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pci: 0x01
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dl_earfcn: 2850
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@ -0,0 +1,6 @@
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config:
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suite:
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4g2enb:
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handover:
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duration: ${param1}
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threshold: ${param2}
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#!/usr/bin/env python3
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from osmo_gsm_tester.testenv import *
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import time
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test_config = tenv.config_test_specific()
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duration = int(test_config.get('duration', 0)) # 0 = one HO loop
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threshold = int(test_config.get('threshold', 2))
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import pprint
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print("TEST_CONFIG:\n" + pprint.pformat(test_config))
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# attenuation from 0 to 10, then back to 0
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cell1_att_li = list(range(0, 11, 1)) + list(range(9, -1, -1))
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# attenuation from 10 to 0, then back to 10
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cell2_att_li = list(range(10, 0, -1)) + list(range(0, 11, 1))
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def do_one_ho_loop(rfemu_cell1, rfemu_cell2):
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step = 0
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while step < len(cell1_att_li):
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rfemu_cell1.set_attenuation(cell1_att_li[step])
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rfemu_cell2.set_attenuation(cell2_att_li[step])
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step += 1
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sleep(1)
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epc = tenv.epc()
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enbA = tenv.enb()
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enbB = tenv.enb()
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ue = tenv.modem()
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iperf3srv = tenv.iperf3srv({'addr': epc.tun_addr()})
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iperf3srv.set_run_node(epc.run_node())
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iperf3cli = iperf3srv.create_client()
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iperf3cli.set_run_node(ue.run_node())
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epc.subscriber_add(ue)
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epc.start()
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enbA.ue_add(ue)
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enbB.ue_add(ue)
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enbA.start(epc)
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enbB.start(epc)
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print('waiting for ENB to connect to EPC...')
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wait(epc.enb_is_connected, enbA)
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wait(epc.enb_is_connected, enbB)
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print('ENB is connected to EPC')
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ue.connect(enbA)
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iperf3srv.start()
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proc = iperf3cli.prepare_test_proc(iperf3cli.DIR_UL, ue.netns(), duration + 30)
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print('waiting for UE to attach...')
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wait(ue.is_registered)
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print('UE is attached')
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rfemu_cell1 = enbA.get_rfemu(0)
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rfemu_cell2 = enbB.get_rfemu(0)
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print('Iterating for %d seconds to produce at least %d handovers...' % (duration, threshold))
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try:
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proc.launch()
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t_end = time.time() + duration
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if duration == 0:
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t_end += 1 # allow loop to run once
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while time.time() < t_end:
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do_one_ho_loop(rfemu_cell1, rfemu_cell2)
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num_handovers = ue.get_counter('handover_success')
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if num_handovers < threshold:
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raise Exception('Wrong number of handovers %d < threshold %d during %d seconds' % (num_handovers, threshold, duration))
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except Exception as e:
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try:
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proc.terminate() # make sure we always terminate the process
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except Exception:
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print("Exception while terminating process %r" % repr(process))
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raise e
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res_str = 'Got %d successful handovers (>= %d) during %d seconds' % (num_handovers, threshold, duration)
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print(res_str)
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test.set_report_stdout(res_str)
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proc.terminate()
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proc.wait()
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print("Done")
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@ -0,0 +1,29 @@
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#!/usr/bin/env python3
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from osmo_gsm_tester.testenv import *
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epc = tenv.epc()
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enbA = tenv.enb()
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enbB = tenv.enb()
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ue = tenv.modem()
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epc.subscriber_add(ue)
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epc.start()
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enbA.ue_add(ue)
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enbB.ue_add(ue)
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enbA.start(epc)
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enbB.start(epc)
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print('waiting for ENBs to connect to EPC...')
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wait(epc.enb_is_connected, enbA)
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wait(epc.enb_is_connected, enbB)
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print('ENBs is connected to EPC')
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ue.connect(enbA)
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print('waiting for UE to attach...')
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wait(ue.is_registered)
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print('UE is attached')
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proc = ue.run_netns_wait('ping', ('ping', '-c', '10', epc.tun_addr()))
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output = proc.get_stdout()
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print(output)
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test.set_report_stdout(output)
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@ -0,0 +1,14 @@
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resources:
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run_node: # for EPC
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- times: 1
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enb:
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- times: 2
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modem:
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- times: 1
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features:
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- 4g
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schema:
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handover:
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duration: 'duration'
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threshold: 'uint'
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