adding runner to mininet/test, added test_walkthrough.py
This commit is contained in:
Brian O'Connor
Executable
+29
@@ -0,0 +1,29 @@
|
||||
#!/usr/bin/env python
|
||||
|
||||
"""
|
||||
Run all mininet core tests
|
||||
-v : verbose output
|
||||
-quick : skip tests that take more than ~30 seconds
|
||||
"""
|
||||
|
||||
import unittest
|
||||
import os
|
||||
import sys
|
||||
from mininet.util import ensureRoot
|
||||
from mininet.clean import cleanup
|
||||
|
||||
def runTests( testDir, verbosity=1 ):
|
||||
"discover and run all tests in testDir"
|
||||
# ensure root and cleanup before starting tests
|
||||
ensureRoot()
|
||||
cleanup()
|
||||
# discover all tests in testDir
|
||||
testSuite = unittest.defaultTestLoader.discover( testDir )
|
||||
# run tests
|
||||
unittest.TextTestRunner( verbosity=verbosity ).run( testSuite )
|
||||
|
||||
if __name__ == '__main__':
|
||||
# get the directory containing example tests
|
||||
testDir = os.path.dirname( os.path.realpath( __file__ ) )
|
||||
verbosity = 2 if '-v' in sys.argv else 1
|
||||
runTests( testDir, verbosity )
|
||||
Executable
+330
@@ -0,0 +1,330 @@
|
||||
#!/usr/bin/env python
|
||||
|
||||
"""
|
||||
Tests for the Mininet Walkthrough
|
||||
|
||||
TODO: missing xterm test
|
||||
"""
|
||||
|
||||
import unittest
|
||||
import pexpect
|
||||
import os
|
||||
from time import sleep
|
||||
from mininet.util import quietRun
|
||||
|
||||
class testWalkthrough( unittest.TestCase ):
|
||||
|
||||
prompt = 'mininet>'
|
||||
|
||||
# PART 1
|
||||
def testHelp( self ):
|
||||
"Check the usage message"
|
||||
p = pexpect.spawn( 'mn -h' )
|
||||
index = p.expect( [ 'Usage: mn', pexpect.EOF ] )
|
||||
self.assertEqual( index, 0 )
|
||||
|
||||
def testWireshark( self ):
|
||||
"Use tshark to test the of dissector"
|
||||
tshark = pexpect.spawn( 'tshark -i lo -R of' )
|
||||
tshark.expect( 'Capturing on lo' )
|
||||
mn = pexpect.spawn( 'mn --test pingall' )
|
||||
mn.expect( '0% dropped' )
|
||||
tshark.expect( 'OFP 74 Hello' )
|
||||
tshark.sendintr()
|
||||
|
||||
def testBasic( self ):
|
||||
"Test basic CLI commands (help, nodes, net, dump)"
|
||||
p = pexpect.spawn( 'mn' )
|
||||
p.expect( self.prompt )
|
||||
# help command
|
||||
p.sendline( 'help' )
|
||||
index = p.expect( [ 'commands', self.prompt ] )
|
||||
self.assertEqual( index, 0, 'No output for "help" command')
|
||||
# nodes command
|
||||
p.sendline( 'nodes' )
|
||||
p.expect( '([chs]\d ?){4}' )
|
||||
nodes = p.match.group( 0 ).split()
|
||||
self.assertEqual( len( nodes ), 4, 'No nodes in "nodes" command')
|
||||
p.expect( self.prompt )
|
||||
# net command
|
||||
p.sendline( 'net' )
|
||||
expected = [ x for x in nodes ]
|
||||
while len( expected ) > 0:
|
||||
index = p.expect( expected )
|
||||
node = p.match.group( 0 )
|
||||
expected.remove( node )
|
||||
p.expect( '\n' )
|
||||
self.assertEqual( len( expected ), 0, '"nodes" and "net" differ')
|
||||
p.expect( self.prompt )
|
||||
# dump command
|
||||
p.sendline( 'dump' )
|
||||
expected = [ '<\w+ (%s)' % n for n in nodes ]
|
||||
actual = []
|
||||
for _ in nodes:
|
||||
index = p.expect( expected )
|
||||
node = p.match.group( 1 )
|
||||
actual.append( node )
|
||||
p.expect( '\n' )
|
||||
self.assertEqual( actual.sort(), nodes.sort(), '"nodes" and "dump" differ' )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'exit' )
|
||||
p.wait()
|
||||
|
||||
def testHostCommands( self ):
|
||||
"Test ifconfig and ps on h1 and s1"
|
||||
p = pexpect.spawn( 'mn' )
|
||||
p.expect( self.prompt )
|
||||
interfaces = [ 'h1-eth0', 's1-eth1', '[^-]eth0', 'lo', self.prompt ]
|
||||
# h1 ifconfig
|
||||
p.sendline( 'h1 ifconfig -a' )
|
||||
ifcount = 0
|
||||
while True:
|
||||
index = p.expect( interfaces )
|
||||
if index == 0 or index == 3:
|
||||
ifcount += 1
|
||||
elif index == 1:
|
||||
self.fail( 's1 interface displayed in "h1 ifconfig"' )
|
||||
elif index == 2:
|
||||
self.fail( 'eth0 displayed in "h1 ifconfig"' )
|
||||
else:
|
||||
break
|
||||
self.assertEqual( ifcount, 2, 'Missing interfaces on h1')
|
||||
# s1 ifconfig
|
||||
p.sendline( 's1 ifconfig -a' )
|
||||
ifcount = 0
|
||||
while True:
|
||||
index = p.expect( interfaces )
|
||||
if index == 0:
|
||||
self.fail( 'h1 interface displayed in "s1 ifconfig"' )
|
||||
elif index == 1 or index == 2 or index == 3:
|
||||
ifcount += 1
|
||||
else:
|
||||
break
|
||||
self.assertEqual( ifcount, 3, 'Missing interfaces on s1')
|
||||
# h1 ps
|
||||
p.sendline( 'h1 ps -a' )
|
||||
p.expect( self.prompt )
|
||||
h1Output = p.before
|
||||
# s1 ps
|
||||
p.sendline( 's1 ps -a' )
|
||||
p.expect( self.prompt )
|
||||
s1Output = p.before
|
||||
# strip command from ps output
|
||||
h1Output = h1Output.split( '\n', 1 )[ 1 ]
|
||||
s1Output = s1Output.split( '\n', 1 )[ 1 ]
|
||||
self.assertEqual( h1Output, s1Output, 'h1 and s1 "ps" output differs')
|
||||
p.sendline( 'exit' )
|
||||
p.wait()
|
||||
|
||||
def testConnectivity( self ):
|
||||
"Test ping and pingall"
|
||||
p = pexpect.spawn( 'mn' )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'h1 ping -c 1 h2' )
|
||||
p.expect( '1 packets transmitted, 1 received' )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'pingall' )
|
||||
p.expect( '0% dropped' )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'exit' )
|
||||
p.wait()
|
||||
|
||||
def testSimpleHTTP( self ):
|
||||
"Start an HTTP server on h1 and wget from h2"
|
||||
p = pexpect.spawn( 'mn' )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'h1 python -m SimpleHTTPServer 80 &' )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( ' h2 wget -O - h1' )
|
||||
p.expect( '200 OK' )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'h1 kill %python' )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'exit' )
|
||||
p.wait()
|
||||
|
||||
# PART 2
|
||||
def testRegressionRun( self ):
|
||||
"Test pingpair (0% drop) and iperf (bw > 0) regression tests"
|
||||
# test pingpair
|
||||
p = pexpect.spawn( 'mn --test pingpair' )
|
||||
p.expect( '0% dropped' )
|
||||
p.expect( pexpect.EOF )
|
||||
# test iperf
|
||||
p = pexpect.spawn( 'mn --test iperf' )
|
||||
p.expect( "Results: \['([\d\.]+) .bits/sec'," )
|
||||
bw = float( p.match.group( 1 ) )
|
||||
self.assertTrue( bw > 0 )
|
||||
p.expect( pexpect.EOF )
|
||||
|
||||
def testTopoChange( self ):
|
||||
"Test pingall on single,3 and linear,4 topos"
|
||||
# testing single,3
|
||||
p = pexpect.spawn( 'mn --test pingall --topo single,3' )
|
||||
p.expect( '(\d+)/(\d+) received')
|
||||
received = int( p.match.group( 1 ) )
|
||||
sent = int( p.match.group( 2 ) )
|
||||
self.assertEqual( sent, 6, 'Wrong number of pings sent in single,3' )
|
||||
self.assertEqual( sent, received, 'Dropped packets in single,3')
|
||||
p.expect( pexpect.EOF )
|
||||
# testing linear,4
|
||||
p = pexpect.spawn( 'mn --test pingall --topo linear,4' )
|
||||
p.expect( '(\d+)/(\d+) received')
|
||||
received = int( p.match.group( 1 ) )
|
||||
sent = int( p.match.group( 2 ) )
|
||||
self.assertEqual( sent, 12, 'Wrong number of pings sent in linear,4' )
|
||||
self.assertEqual( sent, received, 'Dropped packets in linear,4')
|
||||
p.expect( pexpect.EOF )
|
||||
|
||||
def testLinkChange( self ):
|
||||
"Test TCLink bw and delay"
|
||||
p = pexpect.spawn( 'mn --link tc,bw=10,delay=10ms' )
|
||||
# test bw
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'iperf' )
|
||||
p.expect( "Results: \['([\d\.]+) Mbits/sec'," )
|
||||
bw = float( p.match.group( 1 ) )
|
||||
self.assertTrue( bw < 10.1, 'Bandwidth > 10 Mb/s')
|
||||
self.assertTrue( bw > 9.0, 'Bandwidth < 9 Mb/s')
|
||||
p.expect( self.prompt )
|
||||
# test delay
|
||||
p.sendline( 'h1 ping -c 4 h2' )
|
||||
p.expect( 'rtt min/avg/max/mdev = ([\d\.]+)/([\d\.]+)/([\d\.]+)/([\d\.]+) ms' )
|
||||
delay = float( p.match.group( 2 ) )
|
||||
self.assertTrue( delay > 40, 'Delay < 40ms' )
|
||||
self.assertTrue( delay < 45, 'Delay > 40ms' )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'exit' )
|
||||
p.wait()
|
||||
|
||||
def testVerbosity( self ):
|
||||
"Test debug and output verbosity"
|
||||
# test output
|
||||
p = pexpect.spawn( 'mn -v output' )
|
||||
p.expect( self.prompt )
|
||||
self.assertEqual( len( p.before ), 0, 'Too much output for "output"' )
|
||||
p.sendline( 'exit' )
|
||||
p.wait()
|
||||
# test debug
|
||||
p = pexpect.spawn( 'mn -v debug --test none' )
|
||||
p.expect( pexpect.EOF )
|
||||
lines = p.before.split( '\n' )
|
||||
self.assertTrue( len( lines ) > 100, "Debug output is too short" )
|
||||
|
||||
def testCustomTopo( self ):
|
||||
"Start Mininet using a custom topo, then run pingall"
|
||||
custom = os.path.dirname( os.path.realpath( __file__ ) )
|
||||
custom = os.path.join( custom, '../../custom/topo-2sw-2host.py' )
|
||||
custom = os.path.normpath( custom )
|
||||
p = pexpect.spawn( 'mn --custom %s --topo mytopo --test pingall' % custom )
|
||||
p.expect( '0% dropped' )
|
||||
p.expect( pexpect.EOF )
|
||||
|
||||
def testStaticMAC( self ):
|
||||
"Verify that MACs are set to easy to read numbers"
|
||||
p = pexpect.spawn( 'mn --mac' )
|
||||
p.expect( self.prompt )
|
||||
for i in range( 1, 3 ):
|
||||
p.sendline( 'h%d ifconfig' % i )
|
||||
p.expect( 'HWaddr 00:00:00:00:00:0%d' % i )
|
||||
p.expect( self.prompt )
|
||||
|
||||
def testSwitches( self ):
|
||||
"Run iperf test using user and ovsk switches"
|
||||
switches = [ 'user', 'ovsk' ]
|
||||
for sw in switches:
|
||||
p = pexpect.spawn( 'mn --switch %s --test iperf' % sw )
|
||||
p.expect( "Results: \['([\d\.]+) .bits/sec'," )
|
||||
bw = float( p.match.group( 1 ) )
|
||||
self.assertTrue( bw > 0 )
|
||||
p.expect( pexpect.EOF )
|
||||
|
||||
def testBenchmark( self ):
|
||||
"Run benchmark and verify that it takes less than 2 seconds"
|
||||
p = pexpect.spawn( 'mn --test none' )
|
||||
p.expect( 'completed in ([\d\.]+) seconds' )
|
||||
time = float( p.match.group( 1 ) )
|
||||
self.assertTrue( time < 2, 'Benchmark takes more than 2 seconds' )
|
||||
|
||||
def testOwnNamespace( self ):
|
||||
"Test running user switch in its own namespace"
|
||||
p = pexpect.spawn( 'mn --innamespace --switch user' )
|
||||
p.expect( self.prompt )
|
||||
interfaces = [ 'h1-eth0', 's1-eth1', '[^-]eth0', 'lo', self.prompt ]
|
||||
p.sendline( 's1 ifconfig -a' )
|
||||
ifcount = 0
|
||||
while True:
|
||||
index = p.expect( interfaces )
|
||||
if index == 1 or index == 3:
|
||||
ifcount += 1
|
||||
elif index == 0:
|
||||
self.fail( 'h1 interface displayed in "s1 ifconfig"' )
|
||||
elif index == 2:
|
||||
self.fail( 'eth0 displayed in "s1 ifconfig"' )
|
||||
else:
|
||||
break
|
||||
self.assertEqual( ifcount, 2, 'Missing interfaces on s1' )
|
||||
# verify that all hosts a reachable
|
||||
p.sendline( 'pingall' )
|
||||
p.expect( '(\d+)% dropped' )
|
||||
dropped = int( p.match.group( 1 ) )
|
||||
self.assertEqual( dropped, 0, 'pingall failed')
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'exit' )
|
||||
p.wait()
|
||||
|
||||
# PART 3
|
||||
def testPythonInterpreter( self ):
|
||||
"Test py and px by checking IP for h1 and adding h3"
|
||||
p = pexpect.spawn( 'mn' )
|
||||
p.expect( self.prompt )
|
||||
# test host IP
|
||||
p.sendline( 'py h1.IP()' )
|
||||
p.expect( '10.0.0.1' )
|
||||
p.expect( self.prompt )
|
||||
# test adding host
|
||||
p.sendline( "px net.addHost('h3')" )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( "px net.addLink(s1, h3)" )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'net' )
|
||||
p.expect( 'h3' )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'py h3.MAC()' )
|
||||
p.expect( '([a-f0-9]{2}:?){6}' )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'exit' )
|
||||
p.wait()
|
||||
|
||||
def testLink( self ):
|
||||
"Test link CLI command using ping"
|
||||
p = pexpect.spawn( 'mn' )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'link s1 h1 down' )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'h1 ping -c 1 h2' )
|
||||
p.expect( 'unreachable' )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'link s1 h1 up' )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'h1 ping -c 1 h2' )
|
||||
p.expect( '0% packet loss' )
|
||||
p.expect( self.prompt )
|
||||
p.sendline( 'exit' )
|
||||
p.wait()
|
||||
|
||||
@unittest.skipUnless( '1 received' in quietRun( 'ping -c 1 github.com' ),
|
||||
'Github is not reachable; cannot download Pox' )
|
||||
def testRemoteController( self ):
|
||||
"Test Mininet using Pox controller"
|
||||
p = pexpect.spawn( 'test ! -d /tmp/pox && git clone https://github.com/noxrepo/pox.git /tmp/pox')
|
||||
p.wait()
|
||||
pox = pexpect.spawn( '/tmp/pox/pox.py forwarding.l2_learning' )
|
||||
net = pexpect.spawn( 'mn --controller=remote,ip=127.0.0.1,port=6633 --test pingall' )
|
||||
net.expect( '0% dropped' )
|
||||
net.expect( pexpect.EOF )
|
||||
pox.sendintr()
|
||||
pox.wait()
|
||||
|
||||
if __name__ == '__main__':
|
||||
unittest.main()
|
||||
Reference in New Issue
Block a user