blob: 3304d27c6a42fbbba6f5ca4b9f43727dd970aa38 [file] [log] [blame]
# Testing network scalability, this test suite scales up a network topology
# using mininet and verifies ONOS stability
class SCPFscaleTopo:
def __init__( self ):
self.default = ''
def CASE1( self, main ):
import os
import imp
"""
- Construct tests variables
- GIT ( optional )
- Checkout ONOS master branch
- Pull latest ONOS code
- Building ONOS ( optional )
- Install ONOS package
- Build ONOS package
"""
main.case( "Constructing test variables" )
main.step( "Constructing test variables" )
stepResult = main.FALSE
# The variable to decide if the data should be written into data base.
# 1 means Yes and -1 means No.
main.writeData = 1
main.searchTerm = main.params[ 'SearchTerm' ]
main.testOnDirectory = os.path.dirname( os.getcwd ( ) )
main.apps = main.params[ 'ENV' ][ 'cellApps' ]
gitBranch = main.params[ 'GIT' ][ 'branch' ]
main.dependencyPath = main.testOnDirectory + \
main.params[ 'DEPENDENCY' ][ 'path' ]
main.tsharkResultPath = main.params[ 'TsharkPath' ]
main.roleRequest = main.params[ 'SearchTerm' ]['roleRequest']
main.multiovs = main.params[ 'DEPENDENCY' ][ 'multiovs' ]
main.topoName = main.params[ 'TOPOLOGY' ][ 'topology' ]
main.numCtrls = int( main.params[ 'CTRL' ][ 'numCtrls' ] )
main.topoScale = ( main.params[ 'TOPOLOGY' ][ 'scale' ] ).split( "," )
main.topoScaleSize = len( main.topoScale )
wrapperFile1 = main.params[ 'DEPENDENCY' ][ 'wrapper1' ]
wrapperFile2 = main.params[ 'DEPENDENCY' ][ 'wrapper2' ]
wrapperFile3 = main.params[ 'DEPENDENCY' ][ 'wrapper3' ]
main.topoCmpAttempts = int( main.params[ 'ATTEMPTS' ][ 'topoCmp' ] )
main.pingallAttempts = int( main.params[ 'ATTEMPTS' ][ 'pingall' ] )
main.startUpSleep = int( main.params[ 'SLEEP' ][ 'startup' ] )
main.balanceSleep = int( main.params[ 'SLEEP' ][ 'balance' ] )
main.nodeSleep = int( main.params[ 'SLEEP' ][ 'nodeSleep' ] )
main.pingallSleep = int( main.params[ 'SLEEP' ][ 'pingall' ] )
main.MNSleep = int( main.params[ 'SLEEP' ][ 'MNsleep' ] )
main.pingTimeout = float( main.params[ 'TIMEOUT' ][ 'pingall' ] )
main.hostDiscover = main.params[ 'TOPOLOGY' ][ 'host' ]
main.hostDiscoverSleep = float( main.params['SLEEP']['host'] )
if main.hostDiscover == 'True':
main.hostDiscover = True
else:
main.hostDiscover = False
gitPull = main.params[ 'GIT' ][ 'pull' ]
main.homeDir = os.path.expanduser('~')
main.cellData = {} # for creating cell file
main.hostsData = {}
main.CLIs = []
main.ONOSip = []
main.activeNodes = []
main.ONOSip = main.ONOSbench.getOnosIps()
for i in range(main.numCtrls):
main.CLIs.append( getattr( main, 'ONOScli%s' % (i+1) ) )
main.allinfo = {} # The dictionary to record all the data from karaf.log
for i in range( 2 ):
main.allinfo[ i ]={}
for w in range ( 3 ):
# Totaltime: the time from the new switchConnection to its end
# swConnection: the time from the first new switchConnection to the last new switchConnection
# lastSwToLastRr: the time from the last new switchConnection to the last role request
# lastRrToLastTopology: the time form the last role request to the last topology
# disconnectRate: the rate that shows how many switch disconnect after connection
main.allinfo[ i ][ 'info' + str( w ) ]= { 'totalTime': 0, 'swConnection': 0, 'lastSwToLastRr': 0, 'lastRrToLastTopology': 0, 'disconnectRate': 0 }
main.dbFilePath = main.params[ 'DATABASE' ][ 'dbPath' ]
main.log.info( "Create Database file " + main.dbFilePath )
resultDB = open(main.dbFilePath, 'w+' )
resultDB.close()
main.startUp = imp.load_source( wrapperFile1,
main.dependencyPath +
wrapperFile1 +
".py" )
main.scaleTopoFunction = imp.load_source( wrapperFile2,
main.dependencyPath +
wrapperFile2 +
".py" )
main.topo = imp.load_source( wrapperFile3,
main.dependencyPath +
wrapperFile3 +
".py" )
main.ONOSbench.scp( main.Mininet1,
main.dependencyPath +
main.multiovs,
main.Mininet1.home,
direction="to" )
if main.CLIs:
stepResult = main.TRUE
else:
main.log.error( "Did not properly created list of " +
"ONOS CLI handle" )
stepResult = main.FALSE
utilities.assert_equals( expect=main.TRUE,
actual=stepResult,
onpass="Successfully construct " +
"test variables ",
onfail="Failed to construct test variables" )
if gitPull == 'True':
main.step( "Building ONOS in " + gitBranch + " branch" )
onosBuildResult = main.startUp.onosBuild( main, gitBranch )
stepResult = onosBuildResult
utilities.assert_equals( expect=main.TRUE,
actual=stepResult,
onpass="Successfully compiled " +
"latest ONOS",
onfail="Failed to compile " +
"latest ONOS" )
else:
main.log.warn( "Did not pull new code so skipping mvn " +
"clean install" )
def CASE2( self, main):
"""
- Set up cell
- Create cell file
- Set cell file
- Verify cell file
- Kill ONOS process
- Uninstall ONOS cluster
- Verify ONOS start up
- Install ONOS cluster
- Connect to cli
"""
import time
main.log.info( "Checking if mininet is already running" )
if len( main.topoScale ) < main.topoScaleSize:
main.log.info( "Mininet is already running. Stopping mininet." )
main.Mininet1.stopNet()
time.sleep(main.MNSleep)
else:
main.log.info( "Mininet was not running" )
main.case( "Starting up " + str( main.numCtrls ) +
" node(s) ONOS cluster" )
main.caseExplanation = "Set up ONOS with " + str( main.numCtrls ) +\
" node(s) ONOS cluster"
#kill off all onos processes
main.log.info( "Safety check, killing all ONOS processes" +
" before initiating environment setup" )
for i in range( main.numCtrls ):
main.ONOSbench.onosStop( main.ONOSip[ i ] )
main.ONOSbench.onosKill( main.ONOSip[ i ] )
tempOnosIp = []
for i in range( main.numCtrls ):
tempOnosIp.append( main.ONOSip[i] )
main.ONOSbench.createCellFile( main.ONOSbench.ip_address,
"temp", main.Mininet1.ip_address,
main.apps, tempOnosIp )
main.step( "Apply cell to environment" )
cellResult = main.ONOSbench.setCell( "temp" )
verifyResult = main.ONOSbench.verifyCell()
stepResult = cellResult and verifyResult
utilities.assert_equals( expect=main.TRUE,
actual=stepResult,
onpass="Successfully applied cell to " + \
"environment",
onfail="Failed to apply cell to environment " )
main.step( "Creating ONOS package" )
packageResult = main.ONOSbench.buckBuild()
stepResult = packageResult
utilities.assert_equals( expect=main.TRUE,
actual=stepResult,
onpass="Successfully created ONOS package",
onfail="Failed to create ONOS package" )
time.sleep( main.startUpSleep )
main.step( "Uninstalling ONOS package" )
onosUninstallResult = main.TRUE
for ip in main.ONOSip:
onosUninstallResult = onosUninstallResult and \
main.ONOSbench.onosUninstall( nodeIp=ip )
stepResult = onosUninstallResult
utilities.assert_equals( expect=main.TRUE,
actual=stepResult,
onpass="Successfully uninstalled ONOS package",
onfail="Failed to uninstall ONOS package" )
time.sleep( main.startUpSleep )
main.step( "Installing ONOS package" )
onosInstallResult = main.TRUE
for i in range( main.numCtrls ):
onosInstallResult = onosInstallResult and \
main.ONOSbench.onosInstall( node=main.ONOSip[ i ] )
stepResult = onosInstallResult
utilities.assert_equals( expect=main.TRUE,
actual=stepResult,
onpass="Successfully installed ONOS package",
onfail="Failed to install ONOS package" )
main.step( "Set up ONOS secure SSH" )
secureSshResult = main.TRUE
for i in range( int( main.numCtrls ) ):
secureSshResult = secureSshResult and main.ONOSbench.onosSecureSSH( node=main.ONOSip[i] )
utilities.assert_equals( expect=main.TRUE, actual=secureSshResult,
onpass="Test step PASS",
onfail="Test step FAIL" )
time.sleep( main.startUpSleep )
main.step( "Starting ONOS service" )
stopResult = main.TRUE
startResult = main.TRUE
onosIsUp = main.TRUE
for i in range( main.numCtrls ):
onosIsUp = onosIsUp and main.ONOSbench.isup( main.ONOSip[ i ] )
if onosIsUp == main.TRUE:
main.log.report( "ONOS instance is up and ready" )
else:
main.log.report( "ONOS instance may not be up, stop and " +
"start ONOS again " )
for i in range( main.numCtrls ):
stopResult = stopResult and \
main.ONOSbench.onosStop( main.ONOSip[ i ] )
for i in range( main.numCtrls ):
startResult = startResult and \
main.ONOSbench.onosStart( main.ONOSip[ i ] )
stepResult = onosIsUp and stopResult and startResult
utilities.assert_equals( expect=main.TRUE,
actual=stepResult,
onpass="ONOS service is ready",
onfail="ONOS service did not start properly" )
main.step( "Start ONOS cli" )
cliResult = main.TRUE
main.activeNodes = []
for i in range( main.numCtrls ):
cliResult = cliResult and \
main.CLIs[ i ].startOnosCli( main.ONOSip[ i ] )
main.activeNodes.append( i )
stepResult = cliResult
utilities.assert_equals( expect=main.TRUE,
actual=stepResult,
onpass="Successfully start ONOS cli",
onfail="Failed to start ONOS cli" )
time.sleep( main.startUpSleep )
def CASE10( self, main ):
"""
Starting up torus topology
"""
main.case( "Starting up Mininet and verifying topology" )
main.caseExplanation = "Starting Mininet with a scalling topology and " +\
"comparing topology elements between Mininet and ONOS"
if main.topoScale:
main.currScale = main.topoScale.pop(0)
else: main.log.error( "topology scale is empty" )
main.step( "Starting up TORUS %sx%s topology" % (main.currScale, main.currScale) )
main.log.info( "Constructing Mininet command" )
mnCmd = " mn --custom " + main.Mininet1.home + main.multiovs + \
" --switch ovsm --topo " + main.topoName + "," + main.currScale + "," + main.currScale
for i in range( main.numCtrls ):
mnCmd += " --controller remote,ip=" + main.ONOSip[ i ]
stepResult = main.Mininet1.startNet( mnCmd=mnCmd )
utilities.assert_equals( expect=main.TRUE,
actual=stepResult,
onpass=main.topoName +
" topology started successfully",
onfail=main.topoName +
" topology failed to start" )
time.sleep( main.MNSleep )
main.log.info( "Clean up Tshark" )
with open(main.tsharkResultPath, "w" ) as tshark:
tshark.write( "" )
main.log.info( "Starting Tshark capture" )
main.ONOSbench.tsharkGrep( main.roleRequest, main.tsharkResultPath, grepOptions='-E' )
main.CLIs[ 0 ].activateApp( "org.onosproject.openflow" )
time.sleep( main.MNSleep )
main.log.info( "Stop Tshark" )
main.ONOSbench.tsharkStop()
main.log.info( "Get role request time" )
with open( main.tsharkResultPath, "r" ) as resultFile:
resultText = resultFile.readlines()
resultFile.close()
def CASE11( self, main ):
"""
Compare topo, and sending Arping package
if the topology is same, then Pass.
"""
import json
import time
# First capture
for i in range( 3 ):
# Calculate total time
main.allinfo[ 0 ][ 'info' + str( i )][ 'totalTime' ] = main.scaleTopoFunction.getInfoFromLog( main, main.searchTerm[ 'start' ], 'first', main.searchTerm[ 'end' ], 'last', index=i, funcMode='TD' )
# Calculate switch connection time
main.allinfo[ 0 ][ 'info' + str( i )][ 'swConnection' ] = main.scaleTopoFunction.getInfoFromLog( main, main.searchTerm[ 'start' ], 'first', main.searchTerm[ 'start' ], 'last', index=i, funcMode='TD' )
# Calculate the time from last switch connection to the last role request
main.allinfo[ 0 ][ 'info' + str( i )][ 'lastSwToLastRr' ] = main.scaleTopoFunction.compareTimeDiffWithRoleRequest( main, main.searchTerm[ 'start' ], 'last', index=i )
# Calculate the time from the last role request to the last topology
main.allinfo[ 0 ][ 'info' + str( i )][ 'lastRrToLastTopology' ] = main.scaleTopoFunction.compareTimeDiffWithRoleRequest( main, main.searchTerm[ 'end' ], 'last', index=i )
# Calculate the disconnecti rate
main.allinfo[ 0 ][ 'info' + str( i )][ 'disconnectRate' ] = main.scaleTopoFunction.getInfoFromLog( main, main.searchTerm[ 'Disconnect' ], 'num', main.searchTerm[ 'start' ], 'num', index=i, funcMode='DR' )
main.log.debug( "The data is " + str( main.allinfo[ 0 ] ) )
main.case( "Verifying topology: TORUS %sx%s" % ( main.currScale, main.currScale ) )
main.caseExplanation = "Pinging all hosts and comparing topology " +\
"elements between Mininet and ONOS"
main.log.info( "Gathering topology information")
time.sleep( main.MNSleep )
stepResult = main.TRUE
main.step( "Comparing MN topology to ONOS topology" )
compareRetry = 0
while compareRetry < 3:
#While loop for retry
devices = main.topo.getAllDevices( main )
ports = main.topo.getAllPorts( main )
links = main.topo.getAllLinks( main)
mnSwitches = main.Mininet1.getSwitches()
mnLinks = main.Mininet1.getLinks(timeout=180)
for controller in range(len(main.activeNodes)):
# controllerStr = str( main.activeNodes[controller] + 1 )
if devices[ controller ] and ports[ controller ] and \
"Error" not in devices[ controller ] and \
"Error" not in ports[ controller ]:
currentDevicesResult = main.Mininet1.compareSwitches(
mnSwitches,
json.loads( devices[ controller ] ),
json.loads( ports[ controller ] ) )
else:
currentDevicesResult = main.FALSE
if links[ controller ] and "Error" not in links[ controller ]:
currentLinksResult = main.Mininet1.compareLinks(
mnSwitches, mnLinks,
json.loads( links[ controller ] ) )
else:
currentLinksResult = main.FALSE
stepResult = stepResult and currentDevicesResult and currentLinksResult
if stepResult:
break
compareRetry += 1
utilities.assert_equals(expect=main.TRUE,
actual=stepResult,
onpass=" Topology match Mininet",
onfail="ONOS Topology doesn't match Mininet")
if stepResult:
if main.hostDiscover:
hostList = []
for i in range( 1, int( main.currScale ) + 1 ):
for j in range( 1, int( main.currScale ) + 1) :
# Generate host list
hoststr = "h" + str(i) + "x" + str(j)
hostList.append(hoststr)
for i in range( len(hostList) ):
totalHost = main.topo.sendArpPackage( main, hostList[i] )
time.sleep( main.hostDiscoverSleep )
if totalHost < 0:
# if totalHost less than 0 which means dependence function has exception.
main.log.info( "Error when discover host!" )
break
if totalHost == int( main.currScale ) * int( main.currScale ):
main.log.info( "Discovered all hosts" )
stepResult = stepResult and main.TRUE
else:
main.log.warn( "Some hosts ware not discovered by ONOS... Topology doesn't match!" )
stepResult = main.FALSE
utilities.assert_equals(expect=main.TRUE,
actual=stepResult,
onpass=" Topology match Mininet",
onfail="ONOS Topology doesn't match Mininet")
main.log.info( "Finished this iteration, continue to scale next topology." )
else:
main.log.info( "Clean up and exit TestON. Finished this test." )
main.cleanup()
main.exit()
def CASE100( self, main ):
'''
Bring Down node 3
'''
main.case("Bring ONOS node 3 down: TORUS %sx%s" % (main.currScale, main.currScale))
main.caseExplanation = "Balance masters to make sure " +\
"each controller has some devices and " +\
"stop ONOS node 3 service. "
stepResult = main.FALSE
main.step( "Bringing down node 3" )
# Always bring down the third node
main.deadNode = 2
# Printing purposes
node = main.deadNode + 1
main.log.info( "Stopping node %s" % node )
stepResult = main.ONOSbench.onosStop( main.ONOSip[ main.deadNode ] )
main.log.info( "Removing dead node from list of active nodes" )
main.activeNodes.pop( main.deadNode )
utilities.assert_equals( expect=main.TRUE,
actual=stepResult,
onpass="Successfully bring down node 3",
onfail="Failed to bring down node 3" )
def CASE200( self, main ):
'''
Bring up onos node
'''
main.case("Bring ONOS node 3 up: TORUS %sx%s" % (main.currScale, main.currScale))
main.caseExplanation = "Bring node 3 back up and balance the masters"
node = main.deadNode + 1
main.log.info( "Starting node %s" % node )
stepResult = main.ONOSbench.onosStart( main.ONOSip[ main.deadNode ] )
main.log.info( "Starting onos cli" )
stepResult = stepResult and main.CLIs[ main.deadNode ].startOnosCli( main.ONOSip[ main.deadNode ] )
main.log.info( "Adding previously dead node to list of active nodes" )
main.activeNodes.append( main.deadNode )
utilities.assert_equals( expect=main.TRUE,
actual=stepResult,
onpass="Successfully brought up onos node %s" % node,
onfail="Failed to bring up onos node %s" % node )
time.sleep(main.nodeSleep)
def CASE300( self, main ):
'''
Balancing Masters
'''
time.sleep(main.balanceSleep)
main.step( "Balancing Masters" )
stepResult = main.FALSE
if main.activeNodes:
controller = main.activeNodes[0]
stepResult = utilities.retry( main.CLIs[controller].balanceMasters,
main.FALSE,
[],
sleep=3,
attempts=3 )
else:
main.log.error( "List of active nodes is empty" )
utilities.assert_equals( expect=main.TRUE,
actual=stepResult,
onpass="Balance masters was successfull",
onfail="Failed to balance masters")
time.sleep(main.balanceSleep)
def CASE1000( self, main ):
'''
Report errors/warnings/exceptions
'''
# Compare the slowest Node through total time of each node
slowestNode = 0
slowestTotalTime = 0
# Second capture
for i in range( 3 ):
# Calculate total time
main.allinfo[ 1 ][ 'info' + str( i )][ 'totalTime' ] = main.scaleTopoFunction.getInfoFromLog( main, main.searchTerm[ 'start' ], 'first', main.searchTerm[ 'end' ], 'last', index=i, funcMode='TD' )
# Compare the total time
if main.allinfo[ 1 ][ 'info' + str( i ) ][ 'totalTime' ] > slowestTotalTime:
slowestTotalTime = main.allinfo[ 1 ][ 'info' + str( i ) ][ 'totalTime' ]
slowestNode = i
# Calculate switch connection time
main.allinfo[ 1 ][ 'info' + str( i )][ 'swConnection' ] = main.scaleTopoFunction.getInfoFromLog( main, main.searchTerm[ 'start' ], 'first', main.searchTerm[ 'start' ], 'last', index=i, funcMode='TD' )
# Calculate the time from last switch connection to the last role request
main.allinfo[ 1 ][ 'info' + str( i )][ 'lastSwToLastRr' ] = main.scaleTopoFunction.compareTimeDiffWithRoleRequest( main, main.searchTerm[ 'start' ], 'last', index=i )
# Calculate the time from the last role request to the last topology
main.allinfo[ 1 ][ 'info' + str( i )][ 'lastRrToLastTopology' ] = main.scaleTopoFunction.compareTimeDiffWithRoleRequest( main, main.searchTerm[ 'end' ], 'last', index=i )
# Calculate the disconnecti rate
main.allinfo[ 1 ][ 'info' + str( i )][ 'disconnectRate' ] = main.scaleTopoFunction.getInfoFromLog( main, main.searchTerm[ 'Disconnect' ], 'num', main.searchTerm[ 'start' ],'num', index=i, funcMode='DR' )
if ( main.allinfo[ 0 ] != main.allinfo[ 1 ] ):
main.log.error( "The results of two capture are different!" )
main.log.debug( "The data is " + str( main.allinfo ) )
if main.writeData != -1:
main.log.info( "Write the date into database" )
# write the date into data base
with open( main.dbFilePath, "a" ) as dbFile:
temp = str( main.currScale )
temp += ",'baremetal1'"
# put result from second capture into data base
temp += "," + str( "%.2f" % main.allinfo[ 1 ][ 'info' + str( slowestNode )][ 'totalTime' ] )
temp += "," + str( "%.2f" % main.allinfo[ 1 ][ 'info' + str( slowestNode )][ 'swConnection' ] )
temp += "," + str( "%.2f" % main.allinfo[ 1 ][ 'info' + str( slowestNode )][ 'lastSwToLastRr' ] )
temp += "," + str( "%.2f" % main.allinfo[ 1 ][ 'info' + str( slowestNode )][ 'lastRrToLastTopology' ] )
temp += "," + str( "%.2f" % main.allinfo[ 1 ][ 'info' + str( slowestNode )][ 'disconnectRate' ] )
temp += "\n"
dbFile.write( temp )
else:
main.log.error( "The data from log is wrong!" )
main.writeData = 1
main.case( "Checking logs for errors, warnings, and exceptions" )
main.log.info( "Error report: \n" )
main.ONOSbench.logReport( main.ONOSip[ 0 ],
[ "INFO",
"FOLLOWER",
"WARN",
"flow",
"ERROR",
"Except" ],
"s" )