forked from rpms/iperf3
349 lines
17 KiB
Python
Executable File
349 lines
17 KiB
Python
Executable File
#!/usr/bin/env python3
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#
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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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#
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# iperf3 integration test
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# Description: Test for ipertf3
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# Author: Susant Sahani <susant@redhat.com>
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#
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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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#
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# Copyright (c) 2018 Red Hat, Inc.
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#
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# This copyrighted material is made available to anyone wishing
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# to use, modify, copy, or redistribute it subject to the terms
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# and conditions of the GNU General Public License version 2.
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#
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# This program is distributed in the hope that it will be
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# useful, but WITHOUT ANY WARRANTY; without even the implied
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# warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
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# PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public
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# License along with this program; if not, write to the Free
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# Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
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# Boston, MA 02110-1301, USA.
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#
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# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
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import errno
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import os
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import sys
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import time
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import unittest
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import subprocess
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import signal
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import shutil
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import re
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import psutil
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IPERF3_SERVER_LOGS='/var/run/iperf3-test-log'
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IPERF3_PID_FILE='/var/run/iperf3-test-pid'
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TEST_COMPLETE='Test Complete. Summary Results:'
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SERVER_TEST_PROTOCOL_TCP_MSG='Starting Test: protocol: TCP'
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SERVER_TEST_PROTOCOL_UDP_MSG='Starting Test: protocol: UDP'
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SERVER_LISTENING_PORT_5202_MSG='Server listening on 5202'
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SERVER_LISTENING_PORT_5201_MSG='Server listening on 5201'
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SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG='local 127.0.0.1 port 5202 connected to 127.0.0.1 port \d+'
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SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_IPV6_MSG='local ::1 port 5202 connected to ::1 port \d+'
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SERVER_CONNECTED_LOCAL_PORT_5201_WITH_REMOTE_PORT_MSG='local 127.0.0.1 port 5201 connected to 127.0.0.1 port \d+'
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SERVER_INCOMING_CONNECTION_MSG='Accepted connection from 127.0.0.1, port \d+'
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SERVER_INCOMING_CONNECTION_IPV6_MSG='Accepted connection from ::1, port \d+'
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CLIENT_CONNECTED_TO_SERVER_PORT_5202_MSG='local 127.0.0.1 port \d+ connected to 127.0.0.1 port 5202'
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CLIENT_CONNECTED_TO_SERVER_PORT_5201_MSG='local 127.0.0.1 port \d+ connected to 127.0.0.1 port 5201'
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CLIENT_CONNECTED_TO_SERVER_PORT_5202_IPV6_MSG='local ::1 port \d+ connected to ::1 port 5202'
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CLIENT_TEST_COMPLETE_MSG='iperf Done'
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def setUpModule():
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"""Initialize the environment, and perform sanity checks on it."""
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if shutil.which('iperf3') is None:
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raise OSError(errno.ENOENT, 'iperf3 not found')
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for pid in psutil.pids():
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p = psutil.Process(pid)
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if p.name() == "iperf3":
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raise unittest.SkipTest('iperf3 is already active')
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class Iperf3ServerLogUtilities():
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"""Provide a set of utility functions to facilitate iperf3 tests.
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This class must be inherited along with unittest.TestCase to define
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some required methods.
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"""
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def findTextInServerLog(self, **kwargs):
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"""Look various success lines from iperf3 server logs."""
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if kwargs is not None:
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with open (IPERF3_SERVER_LOGS, 'rt') as in_file:
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contents = in_file.read()
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for key in kwargs:
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self.assertRegex(contents, kwargs[key])
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def KillIperf3Server(self):
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time.sleep(3)
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try:
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with open(IPERF3_PID_FILE, 'r') as f:
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pid = f.read().rstrip(' \t\r\n\0')
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os.kill(int(pid), signal.SIGTERM)
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os.remove(IPERF3_SERVER_LOGS)
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os.remove(IPERF3_PID_FILE)
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except IOError:
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pass
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def VerifyPortIsOpenAuto(self, port):
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""" Tests whether iperf3 is listening on given port """
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netstat_output = subprocess.check_output(['netstat', '-antpl']).rstrip().decode('utf-8')
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self.assertIsNotNone(netstat_output)
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match='tcp.*' + str(port) +'.*LISTEN.*/iperf3'
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self.assertRegex(netstat_output, match)
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class Iperf3TestsBindToInterface(unittest.TestCase, Iperf3ServerLogUtilities):
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def setUp(self):
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"""Setup veth interface"""
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subprocess.check_output(['ip', 'link', 'add', 'iperf-veth', 'type', 'veth', 'peer', 'name', 'iperf-veth-peer'])
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subprocess.check_output(['ip', 'addr', 'add', '192.168.50.5', 'dev', 'iperf-veth'])
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subprocess.check_output(['ip', 'addr', 'add', '192.168.50.6', 'dev', 'iperf-veth-peer'])
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subprocess.check_output(['ip', 'link', 'set', 'iperf-veth', 'up'])
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subprocess.check_output(['ip', 'link', 'set', 'iperf-veth-peer', 'up'])
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"""Start iperf3."""
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subprocess.check_output(['iperf3', '-s', '--daemon', '--verbose' , '--logfile', '/var/run/iperf3-test-log', '--pidfile', '/var/run/iperf3-test-pid', '--bind', '192.168.50.5'])
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time.sleep(3)
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self.VerifyPortIsOpenAuto(5201)
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def tearDown(self):
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self.KillIperf3Server()
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subprocess.check_output(['ip', 'link', 'del', 'iperf-veth'])
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def test_tcp_client_bind_to_interface_default_port(self):
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client_output = subprocess.check_output(['iperf3', '-c', '192.168.50.5', '--bind', '192.168.50.6']).rstrip().decode('utf-8')
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self.assertRegex(client_output, 'Connecting to host 192.168.50.5, port 5201')
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self.assertRegex(client_output, 'local 192.168.50.6 port \d+ connected to 192.168.50.5 port 5201')
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self.assertRegex(client_output, CLIENT_TEST_COMPLETE_MSG)
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self.findTextInServerLog(test1='Accepted connection from 192.168.50.6, port \d+',
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test2='local 192.168.50.5 port 5201 connected to 192.168.50.6 port \d+',
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test3=SERVER_TEST_PROTOCOL_TCP_MSG,
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test4=TEST_COMPLETE)
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class Iperf3Tests(unittest.TestCase, Iperf3ServerLogUtilities):
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def setUp(self):
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"""Start iperf3."""
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subprocess.check_output(['iperf3', '-s', '-p', '5202', '--daemon', '--verbose' , '--logfile', '/var/run/iperf3-test-log', '--pidfile', '/var/run/iperf3-test-pid'])
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time.sleep(3)
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self.VerifyPortIsOpenAuto(5202)
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def tearDown(self):
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self.KillIperf3Server()
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def test_tcp_client_custom_port_5202(self):
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client_output = subprocess.check_output(['iperf3', '-c', '127.0.0.1', '-p', '5202']).rstrip().decode('utf-8')
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self.assertRegex(client_output, CLIENT_CONNECTED_TO_SERVER_PORT_5202_MSG)
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self.assertRegex(client_output, CLIENT_TEST_COMPLETE_MSG)
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self.findTextInServerLog(test1=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test2=SERVER_INCOMING_CONNECTION_MSG,
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test3=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test4=SERVER_TEST_PROTOCOL_TCP_MSG,
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test5=TEST_COMPLETE)
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def test_udp_client_custom_port_5202(self):
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client_output = subprocess.check_output(['iperf3', '-c', '127.0.0.1', '-u', '-p', '5202']).rstrip().decode('utf-8')
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self.assertRegex(client_output, CLIENT_CONNECTED_TO_SERVER_PORT_5202_MSG)
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self.assertRegex(client_output, "Total Datagrams")
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self.assertRegex(client_output, CLIENT_TEST_COMPLETE_MSG)
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self.findTextInServerLog(test1=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test2=SERVER_INCOMING_CONNECTION_MSG,
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test3=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test4=SERVER_TEST_PROTOCOL_UDP_MSG,
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test5=TEST_COMPLETE)
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def test_tcp_client_custom_port_5202_time_15sec(self):
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client_output = subprocess.check_output(['iperf3', '-c', '127.0.0.1', '-p', '5202', '-t','15']).rstrip().decode('utf-8')
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self.assertRegex(client_output, CLIENT_CONNECTED_TO_SERVER_PORT_5202_MSG)
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self.assertRegex(client_output, CLIENT_TEST_COMPLETE_MSG)
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self.findTextInServerLog(test1=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test2=SERVER_INCOMING_CONNECTION_MSG,
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test3=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test4=SERVER_TEST_PROTOCOL_TCP_MSG,
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test5='15 second test',
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test6=TEST_COMPLETE)
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def test_tcp_client_port_5202_ipv6(self):
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client_output = subprocess.check_output(['iperf3', '-c', '::1', '-p', '5202']).rstrip().decode('utf-8')
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self.assertRegex(client_output, CLIENT_CONNECTED_TO_SERVER_PORT_5202_IPV6_MSG)
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self.assertRegex(client_output, CLIENT_TEST_COMPLETE_MSG)
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self.findTextInServerLog(test1=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_IPV6_MSG,
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test2=SERVER_INCOMING_CONNECTION_IPV6_MSG,
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test3=SERVER_TEST_PROTOCOL_TCP_MSG,
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test4=TEST_COMPLETE)
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def test_udp_client_port_5202_ipv6(self):
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client_output = subprocess.check_output(['iperf3', '-c', '::1', '-u', '-p', '5202']).rstrip().decode('utf-8')
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self.assertRegex(client_output, CLIENT_CONNECTED_TO_SERVER_PORT_5202_IPV6_MSG)
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self.assertRegex(client_output, CLIENT_TEST_COMPLETE_MSG)
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self.findTextInServerLog(test1=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_IPV6_MSG,
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test2=SERVER_INCOMING_CONNECTION_IPV6_MSG,
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test3=SERVER_TEST_PROTOCOL_UDP_MSG,
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test4=TEST_COMPLETE)
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def test_tcp_client_custom_port_5202_parallel(self):
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client_output = subprocess.check_output(['iperf3', '-c', '127.0.0.1', '-p', '5202', '--parallel', '10']).rstrip().decode('utf-8')
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self.assertRegex(client_output, CLIENT_CONNECTED_TO_SERVER_PORT_5202_MSG)
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self.assertRegex(client_output, CLIENT_TEST_COMPLETE_MSG)
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self.findTextInServerLog(test1=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test2=SERVER_INCOMING_CONNECTION_MSG,
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test3=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test4='Starting Test: protocol: TCP, 10 streams',
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test5=TEST_COMPLETE)
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def test_tcp_client_custom_port_5202_reverse(self):
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client_output = subprocess.check_output(['iperf3', '-c', '127.0.0.1', '-p', '5202', '-R']).rstrip().decode('utf-8')
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self.assertRegex(client_output, CLIENT_CONNECTED_TO_SERVER_PORT_5202_MSG)
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self.assertRegex(client_output, 'Reverse mode, remote host 127.0.0.1 is sending')
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self.assertRegex(client_output, CLIENT_TEST_COMPLETE_MSG)
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self.findTextInServerLog(test1=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test2=SERVER_INCOMING_CONNECTION_MSG,
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test3=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test4=TEST_COMPLETE)
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def test_tcp_client_custom_port_5202_dscp(self):
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client_output = subprocess.check_output(['iperf3', '-c', '127.0.0.1', '-p', '5202', '--dscp', '22']).rstrip().decode('utf-8')
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self.assertRegex(client_output, CLIENT_CONNECTED_TO_SERVER_PORT_5202_MSG)
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self.assertRegex(client_output, CLIENT_TEST_COMPLETE_MSG)
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self.findTextInServerLog(test1=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test2=SERVER_INCOMING_CONNECTION_MSG,
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test3=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test4='tos 22',
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test5=TEST_COMPLETE)
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def test_tcp_client_custom_port_5202_mss(self):
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client_output = subprocess.check_output(['iperf3', '-c', '127.0.0.1', '-p', '5202', '--set-mss', '400']).rstrip().decode('utf-8')
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self.assertRegex(client_output, CLIENT_CONNECTED_TO_SERVER_PORT_5202_MSG)
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self.assertRegex(client_output, CLIENT_TEST_COMPLETE_MSG)
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self.findTextInServerLog(test1=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test2=SERVER_INCOMING_CONNECTION_MSG,
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test3=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test4='TCP MSS: 400',
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test5=TEST_COMPLETE)
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def test_tcp_client_custom_port_5202_title(self):
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client_output = subprocess.check_output(['iperf3', '-c', '127.0.0.1', '-p', '5202', '--title', 'Susant']).rstrip().decode('utf-8')
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self.assertRegex(client_output, CLIENT_CONNECTED_TO_SERVER_PORT_5202_MSG)
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self.assertRegex(client_output, "Susant")
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self.assertRegex(client_output, CLIENT_TEST_COMPLETE_MSG)
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self.findTextInServerLog(test1=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test2=SERVER_INCOMING_CONNECTION_MSG,
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test3=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test4=TEST_COMPLETE)
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def test_tcp_client_custom_port_5202_get_server_output(self):
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client_output = subprocess.check_output(['iperf3', '-c', '127.0.0.1', '-p', '5202', '--get-server-output']).rstrip().decode('utf-8')
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self.assertRegex(client_output, "Server output:")
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self.assertRegex(client_output, CLIENT_TEST_COMPLETE_MSG)
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self.findTextInServerLog(test1=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test2=SERVER_INCOMING_CONNECTION_MSG,
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test5=TEST_COMPLETE)
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def test_tcp_client_custom_port_5202_custom_client_port(self):
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client_output = subprocess.check_output(['iperf3', '-c', '127.0.0.1', '-p', '5202', '--bind', '127.0.0.1', '--cport', '5203']).rstrip().decode('utf-8')
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self.assertRegex(client_output, CLIENT_CONNECTED_TO_SERVER_PORT_5202_MSG)
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self.assertRegex(client_output, CLIENT_TEST_COMPLETE_MSG)
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self.findTextInServerLog(test1=SERVER_CONNECTED_LOCAL_PORT_5202_WITH_REMOTE_PORT_MSG,
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test2='port 5203',
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test3=TEST_COMPLETE)
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class Iperf3SanityTests(unittest.TestCase, Iperf3ServerLogUtilities):
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def setUp(self):
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"""Start iperf3 default TCP mode."""
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subprocess.check_output(['iperf3', '--daemon', '--server', '--verbose' , '--logfile', '/var/run/iperf3-test-log', '--pidfile', '/var/run/iperf3-test-pid'])
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time.sleep(3)
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self.VerifyPortIsOpenAuto(5201)
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def tearDown(self):
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self.KillIperf3Server()
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def test_basic_tcp_client_default_port_5201(self):
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client_output = subprocess.check_output(['iperf3', '-c', '127.0.0.1',]).rstrip().decode('utf-8')
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self.assertRegex(client_output, CLIENT_CONNECTED_TO_SERVER_PORT_5201_MSG)
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self.assertRegex(client_output, CLIENT_TEST_COMPLETE_MSG)
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self.findTextInServerLog(test1=SERVER_LISTENING_PORT_5201_MSG,
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test2=SERVER_INCOMING_CONNECTION_MSG,
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test3=SERVER_CONNECTED_LOCAL_PORT_5201_WITH_REMOTE_PORT_MSG,
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test4=SERVER_TEST_PROTOCOL_TCP_MSG,
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test5=TEST_COMPLETE)
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def test_server_log_file_exists(self):
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self.assertTrue(os.path.exists(IPERF3_SERVER_LOGS))
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def test_server_pid_file_exists(self):
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self.assertTrue(os.path.exists(IPERF3_PID_FILE))
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def test_server_daemon_pid_equal_to_pid_file(self):
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with open(IPERF3_PID_FILE, 'r') as f:
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pid = f.read().rstrip(' \t\r\n\0')
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proc_path = os.path.join('/proc/', pid)
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self.assertTrue(os.path.exists(proc_path))
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process = psutil.Process(int(pid))
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self.assertEqual(process.name(), 'iperf3')
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f.close()
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def test_basic_udp_client_default_port_5201(self):
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client_output = subprocess.check_output(['iperf3', '-c', '127.0.0.1', '-u']).rstrip().decode('utf-8')
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self.assertRegex(client_output, CLIENT_CONNECTED_TO_SERVER_PORT_5201_MSG)
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self.assertRegex(client_output, 'Total Datagrams')
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self.assertRegex(client_output, CLIENT_TEST_COMPLETE_MSG)
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self.findTextInServerLog(test1=SERVER_LISTENING_PORT_5201_MSG,
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test2=SERVER_INCOMING_CONNECTION_MSG,
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test3=SERVER_CONNECTED_LOCAL_PORT_5201_WITH_REMOTE_PORT_MSG,
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test4=SERVER_TEST_PROTOCOL_UDP_MSG,
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test5=TEST_COMPLETE)
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if __name__ == '__main__':
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unittest.main(testRunner=unittest.TextTestRunner(stream=sys.stdout,
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verbosity=2))
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