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Pau Espin Pedrol gerrit-no-reply at lists.osmocom.orgPau Espin Pedrol has submitted this change and it was merged. ( https://gerrit.osmocom.org/11476 )
Change subject: Introduce iperf3 testing infrastructure
......................................................................
Introduce iperf3 testing infrastructure
Change-Id: I6ff6bef14feb535d98ca41b9788700d699e1ef1e
---
A src/osmo_gsm_tester/iperf3.py
M src/osmo_gsm_tester/suite.py
A suites/gprs/iperf3.py
M suites/gprs/suite.conf
4 files changed, 189 insertions(+), 2 deletions(-)
Approvals:
Jenkins Builder: Verified
Neels Hofmeyr: Looks good to me, approved
diff --git a/src/osmo_gsm_tester/iperf3.py b/src/osmo_gsm_tester/iperf3.py
new file mode 100644
index 0000000..8141fea
--- /dev/null
+++ b/src/osmo_gsm_tester/iperf3.py
@@ -0,0 +1,107 @@
+# osmo_gsm_tester: specifics for running an iperf3 client and server
+#
+# Copyright (C) 2018 by sysmocom - s.f.m.c. GmbH
+#
+# Author: Pau Espin Pedrol <pespin at sysmocom.de>
+#
+# This program is free software: you can redistribute it and/or modify
+# it under the terms of the GNU General Public License as
+# published by the Free Software Foundation, either version 3 of the
+# License, or (at your option) any later version.
+#
+# This program is distributed in the hope that it will be useful,
+# but WITHOUT ANY WARRANTY; without even the implied warranty of
+# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+# GNU General Public License for more details.
+#
+# You should have received a copy of the GNU General Public License
+# along with this program. If not, see <http://www.gnu.org/licenses/>.
+
+import os
+import json
+
+from . import log, util, process, pcap_recorder
+
+DEFAULT_SRV_PORT = 5003
+
+class IPerf3Server(log.Origin):
+
+ def __init__(self, suite_run, ip_address):
+ super().__init__(log.C_RUN, 'iperf3-srv_%s' % ip_address.get('addr'))
+ self.run_dir = None
+ self.config_file = None
+ self.process = None
+ self.suite_run = suite_run
+ self.ip_address = ip_address
+ self._port = DEFAULT_SRV_PORT
+
+ def start(self):
+ self.log('Starting iperf3-srv')
+ self.run_dir = util.Dir(self.suite_run.get_test_run_dir().new_dir(self.name()))
+
+ pcap_recorder.PcapRecorder(self.suite_run, self.run_dir.new_dir('pcap'), None,
+ 'host %s and port not 22' % self.addr())
+
+ self.log_file = self.run_dir.new_file('iperf3_srv.json')
+ self.process = process.Process(self.name(), self.run_dir,
+ ('iperf3', '-s', '-B', self.addr(),
+ '-p', str(self._port), '-J',
+ '--logfile', os.path.abspath(self.log_file)),
+ env={})
+ self.suite_run.remember_to_stop(self.process)
+ self.process.launch()
+
+ def stop(self):
+ self.suite_run.stop_process(self.process)
+
+ def get_results(self):
+ with open(self.log_file) as f:
+ data = json.load(f)
+ return data
+
+ def addr(self):
+ return self.ip_address.get('addr')
+
+ def port(self):
+ return self._port
+
+ def running(self):
+ return not self.process.terminated()
+
+ def create_client(self):
+ return IPerf3Client(self.suite_run, self)
+
+class IPerf3Client(log.Origin):
+
+ def __init__(self, suite_run, iperf3srv):
+ super().__init__(log.C_RUN, 'iperf3-cli_%s' % iperf3srv.addr())
+ self.run_dir = None
+ self.config_file = None
+ self.process = None
+ self.server = iperf3srv
+ self.suite_run = suite_run
+
+ def run_test(self, netns=None):
+ self.log('Starting iperf3-client connecting to %s:%d' % (self.server.addr(), self.server.port()))
+ self.run_dir = util.Dir(self.suite_run.get_test_run_dir().new_dir(self.name()))
+
+ pcap_recorder.PcapRecorder(self.suite_run, self.run_dir.new_dir('pcap'), None,
+ 'host %s and port not 22' % self.server.addr(), netns)
+
+ self.log_file = self.run_dir.new_file('iperf3_cli.json')
+ popen_args = ('iperf3', '-c', self.server.addr(),
+ '-p', str(self.server.port()), '-J',
+ '--logfile', os.path.abspath(self.log_file))
+ if netns:
+ self.process = process.NetNSProcess(self.name(), self.run_dir, netns, popen_args, env={})
+ else:
+ self.process = process.Process(self.name(), self.run_dir, popen_args, env={})
+ process.run_proc_sync(self.process)
+ return self.get_results()
+
+ def get_results(self):
+ with open(self.log_file) as f:
+ data = json.load(f)
+ return data
+
+# vim: expandtab tabstop=4 shiftwidth=4
diff --git a/src/osmo_gsm_tester/suite.py b/src/osmo_gsm_tester/suite.py
index 67ddefd..e5ac9a8 100644
--- a/src/osmo_gsm_tester/suite.py
+++ b/src/osmo_gsm_tester/suite.py
@@ -23,7 +23,7 @@
import pprint
from . import config, log, util, resource, test
from .event_loop import MainLoop
-from . import osmo_nitb, osmo_hlr, osmo_mgcpgw, osmo_mgw, osmo_msc, osmo_bsc, osmo_stp, osmo_ggsn, osmo_sgsn, modem, esme, osmocon, ms_driver
+from . import osmo_nitb, osmo_hlr, osmo_mgcpgw, osmo_mgw, osmo_msc, osmo_bsc, osmo_stp, osmo_ggsn, osmo_sgsn, modem, esme, osmocon, ms_driver, iperf3
class Timeout(Exception):
pass
@@ -349,6 +349,12 @@
self.register_for_cleanup(osmocon_obj)
return osmocon_obj
+ def iperf3srv(self, ip_address=None):
+ if ip_address is None:
+ ip_address = self.ip_address()
+ iperf3srv_obj = iperf3.IPerf3Server(self, ip_address)
+ return iperf3srv_obj
+
def msisdn(self):
msisdn = self.resources_pool.next_msisdn(self)
self.log('using MSISDN', msisdn)
diff --git a/suites/gprs/iperf3.py b/suites/gprs/iperf3.py
new file mode 100755
index 0000000..a1dd62c
--- /dev/null
+++ b/suites/gprs/iperf3.py
@@ -0,0 +1,74 @@
+#!/usr/bin/env python3
+from osmo_gsm_tester.testenv import *
+
+def print_results(cli_res, srv_res):
+ cli_sent = cli_res['end']['sum_sent']
+ cli_recv = cli_res['end']['sum_received']
+ print("RESULT client:")
+ print("\tSEND: %d KB, %d kbps, %d seconds (%d retrans)" % (cli_sent['bytes']/1000, cli_sent['bits_per_second']/1000, cli_sent['seconds'], cli_sent['retransmits']))
+ print("\tRECV: %d KB, %d kbps, %d seconds" % (cli_recv['bytes']/1000, cli_recv['bits_per_second']/1000, cli_recv['seconds']))
+ print("RESULT server:")
+ print("\tSEND: %d KB, %d kbps, %d seconds" % (cli_sent['bytes']/1000, cli_sent['bits_per_second']/1000, cli_sent['seconds']))
+ print("\tRECV: %d KB, %d kbps, %d seconds" % (cli_recv['bytes']/1000, cli_recv['bits_per_second']/1000, cli_recv['seconds']))
+
+hlr = suite.hlr()
+bts = suite.bts()
+pcu = bts.pcu()
+mgw_msc = suite.mgw()
+mgw_bsc = suite.mgw()
+stp = suite.stp()
+ggsn = suite.ggsn()
+sgsn = suite.sgsn(hlr, ggsn)
+msc = suite.msc(hlr, mgw_msc, stp)
+bsc = suite.bsc(msc, mgw_bsc, stp)
+ms = suite.modem()
+iperf3srv = suite.iperf3srv()
+iperf3cli = iperf3srv.create_client()
+
+bsc.bts_add(bts)
+sgsn.bts_add(bts)
+
+print('start iperfv3 server...')
+iperf3srv.start()
+
+print('start network...')
+hlr.start()
+stp.start()
+ggsn.start()
+sgsn.start()
+msc.start()
+mgw_msc.start()
+mgw_bsc.start()
+bsc.start()
+
+bts.start()
+wait(bsc.bts_is_connected, bts)
+print('Waiting for bts to be ready...')
+wait(bts.ready_for_pcu)
+pcu.start()
+
+hlr.subscriber_add(ms)
+
+ms.connect(msc.mcc_mnc())
+ms.attach()
+
+ms.log_info()
+
+print('waiting for modems to attach...')
+wait(ms.is_connected, msc.mcc_mnc())
+wait(msc.subscriber_attached, ms)
+
+print('waiting for modems to attach to data services...')
+wait(ms.is_attached)
+
+# We need to use inet46 since ofono qmi only uses ipv4v6 eua (OS#2713)
+ctx_id_v4 = ms.activate_context(apn='inet46', protocol=ms.CTX_PROT_IPv4)
+print("Setting up data plan for %r" % repr(ctx_id_v4))
+ms.setup_context_data_plane(ctx_id_v4)
+
+print("Running iperf3 client to %s through %r" % (iperf3srv.addr(),repr(ctx_id_v4)))
+res = iperf3cli.run_test(ms.netns())
+iperf3srv.stop()
+print_results(res, iperf3srv.get_results())
+
+ms.deactivate_context(ctx_id_v4)
diff --git a/suites/gprs/suite.conf b/suites/gprs/suite.conf
index 1590b7d..a24bc5d 100644
--- a/suites/gprs/suite.conf
+++ b/suites/gprs/suite.conf
@@ -1,6 +1,6 @@
resources:
ip_address:
- - times: 8 # msc, bsc, hlr, stp, mgw*2, sgsn, ggsn
+ - times: 9 # msc, bsc, hlr, stp, mgw*2, sgsn, ggsn, iperf3srv
bts:
- times: 1
modem:
--
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Gerrit-Project: osmo-gsm-tester
Gerrit-Branch: master
Gerrit-MessageType: merged
Gerrit-Change-Id: I6ff6bef14feb535d98ca41b9788700d699e1ef1e
Gerrit-Change-Number: 11476
Gerrit-PatchSet: 3
Gerrit-Owner: Pau Espin Pedrol <pespin at sysmocom.de>
Gerrit-Reviewer: Harald Welte <laforge at gnumonks.org>
Gerrit-Reviewer: Jenkins Builder (1000002)
Gerrit-Reviewer: Max <msuraev at sysmocom.de>
Gerrit-Reviewer: Neels Hofmeyr <nhofmeyr at sysmocom.de>
Gerrit-Reviewer: Pau Espin Pedrol <pespin at sysmocom.de>
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