| """ |
| SCPFhostLat |
| This test will test the host found latency. |
| Host will arping a ip address, tshark will caputure the package time, then compare with the topology event timestamp. |
| Test will run with 1 node from start, and scale up to 7 nodes. |
| The event timestamp will only greb the latest one, then calculate average and standar dev. |
| |
| yunpeng@onlab.us |
| """ |
| class SCPFhostLat: |
| |
| def __init__( self ): |
| self.default = '' |
| |
| def CASE0( self, main): |
| import sys |
| import json |
| import time |
| import os |
| import imp |
| |
| main.case( "Constructing test variables and building ONOS package" ) |
| main.step( "Constructing test variables" ) |
| stepResult = main.FALSE |
| |
| # Test variables |
| main.testOnDirectory = os.path.dirname( os.getcwd ( ) ) |
| main.cellName = main.params[ 'ENV' ][ 'cellName' ] |
| main.apps = main.params[ 'ENV' ][ 'cellApps' ] |
| main.scale = ( main.params[ 'SCALE' ] ).split( "," ) |
| main.ONOSport = main.params[ 'CTRL' ][ 'port' ] |
| main.startUpSleep = int( main.params[ 'SLEEP' ][ 'startup' ] ) |
| main.installSleep = int( main.params[ 'SLEEP' ][ 'install' ] ) |
| main.measurementSleep = int( main.params['SLEEP']['measurement']) |
| main.timeout = int( main.params['SLEEP']['timeout'] ) |
| main.dbFileName = main.params['DATABASE']['file'] |
| main.cellData = {} # for creating cell file |
| |
| # Tshark params |
| main.tsharkResultPath = main.params['TSHARK']['tsharkPath'] |
| main.tsharkPacketIn = main.params['TSHARK']['tsharkPacketIn'] |
| |
| main.numlter = main.params['TEST']['numIter'] |
| main.iterIgnore = int(main.params['TEST']['iterIgnore']) |
| main.hostTimestampKey = main.params['TEST']['hostTimestamp'] |
| main.thresholdStr = main.params['TEST']['singleSwThreshold'] |
| main.thresholdObj = main.thresholdStr.split(',') |
| main.thresholdMin = int(main.thresholdObj[0]) |
| main.thresholdMax = int(main.thresholdObj[1]) |
| main.threadID = 0 |
| |
| main.CLIs = [] |
| main.ONOSip = [] |
| main.maxNumBatch = 0 |
| main.ONOSip = main.ONOSbench.getOnosIps() |
| main.log.info(main.ONOSip) |
| main.setupSkipped = False |
| |
| gitBranch = main.params[ 'GIT' ][ 'branch' ] |
| gitPull = main.params[ 'GIT' ][ 'pull' ] |
| nic = main.params['DATABASE']['nic'] |
| node = main.params['DATABASE']['node'] |
| nic = main.params['DATABASE']['nic'] |
| node = main.params['DATABASE']['node'] |
| stepResult = main.TRUE |
| |
| main.log.info("Cresting DB file") |
| with open(main.dbFileName, "w+") as dbFile: |
| dbFile.write("") |
| |
| utilities.assert_equals( expect=main.TRUE, |
| actual=stepResult, |
| onpass="environment set up successfull", |
| onfail="environment set up Failed" ) |
| |
| def CASE1( self ): |
| # main.scale[ 0 ] determines the current number of ONOS controller |
| main.CLIs = [] |
| main.numCtrls = int( main.scale[ 0 ] ) |
| main.log.info( "Creating list of ONOS cli handles" ) |
| for i in range(main.numCtrls): |
| main.CLIs.append( getattr( main, 'ONOScli%s' % (i+1) ) ) |
| |
| main.log.info(main.CLIs) |
| if not main.CLIs: |
| main.log.error( "Failed to create the list of ONOS cli handles" ) |
| main.cleanup() |
| main.exit() |
| |
| main.commit = main.ONOSbench.getVersion(report=True) |
| main.commit = main.commit.split(" ")[1] |
| |
| with open(main.dbFileName, "a") as dbFile: |
| temp = "'" + main.commit + "'," |
| temp += "'" + nic + "'," |
| dbFile.write(temp) |
| dbFile.close() |
| |
| def CASE2( self, main ): |
| """ |
| - Uninstall ONOS cluster |
| - Verify ONOS start up |
| - Install ONOS cluster |
| - Connect to cli |
| """ |
| main.log.info( "Starting up %s node(s) ONOS cluster" % main.numCtrls) |
| 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 ] ) |
| |
| main.log.info( "NODE COUNT = %s" % main.numCtrls) |
| |
| 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.ONOScli1.user_name ) |
| |
| 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" ) |
| |
| main.step( "Uninstall ONOS package on all Nodes" ) |
| uninstallResult = main.TRUE |
| for i in range( int( main.numCtrls ) ): |
| main.log.info( "Uninstalling package on ONOS Node IP: " + main.ONOSip[i] ) |
| u_result = main.ONOSbench.onosUninstall( main.ONOSip[i] ) |
| utilities.assert_equals( expect=main.TRUE, actual=u_result, |
| onpass="Test step PASS", |
| onfail="Test step FAIL" ) |
| uninstallResult = ( uninstallResult and u_result ) |
| |
| main.step( "Install ONOS package on all Nodes" ) |
| installResult = main.TRUE |
| for i in range( int( main.numCtrls ) ): |
| main.log.info( "Installing package on ONOS Node IP: " + main.ONOSip[i] ) |
| i_result = main.ONOSbench.onosInstall( node=main.ONOSip[i] ) |
| utilities.assert_equals( expect=main.TRUE, actual=i_result, |
| onpass="Test step PASS", |
| onfail="Test step FAIL" ) |
| installResult = installResult and i_result |
| |
| 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 on all nodes" ) |
| cliResult = main.TRUE |
| main.step(" Start ONOS cli using thread ") |
| time.sleep( main.startUpSleep ) |
| startCliResult = main.TRUE |
| pool = [] |
| |
| for i in range( int( main.numCtrls) ): |
| t = main.Thread( target=main.CLIs[i].startOnosCli, |
| threadID=main.threadID, |
| name="startOnosCli", |
| args=[ main.ONOSip[i] ], |
| kwargs = {"onosStartTimeout":main.timeout} ) |
| pool.append(t) |
| t.start() |
| main.threadID = main.threadID + 1 |
| for t in pool: |
| t.join() |
| startCliResult = startCliResult and t.result |
| time.sleep( main.startUpSleep ) |
| |
| def CASE11( self, main ): |
| main.log.info( "set and configure Application" ) |
| import json |
| import time |
| time.sleep(main.startUpSleep) |
| main.step( "Activating org.onosproject.proxyarp" ) |
| appStatus = utilities.retry( main.ONOSrest1.activateApp, |
| main.FALSE, |
| ['org.onosproject.proxyarp'], |
| sleep=3, |
| attempts=3 ) |
| utilities.assert_equals( expect=main.TRUE, |
| actual=appStatus, |
| onpass="Successfully activated proxyarp", |
| onfail="Failed to activated proxyarp") |
| |
| main.step( "Set up Default Topology Provider" ) |
| appStatus = main.TRUE |
| configName = 'org.onosproject.net.topology.impl.DefaultTopologyProvider' |
| configParam = 'maxEvents' |
| appStatus = appStatus and main.CLIs[0].setCfg( configName, configParam,'1' ) |
| configParam = 'maxBatchMs' |
| appStatus = appStatus and main.CLIs[0].setCfg( configName, configParam, '0') |
| configParam = 'maxIdleMs' |
| appStatus = appStatus and main.CLIs[0].setCfg( configName, configParam,'0' ) |
| utilities.assert_equals( expect=main.TRUE, |
| actual=appStatus, |
| onpass="Successfully set DefaultTopologyProvider", |
| onfail="Failed to set DefaultTopologyProvider" ) |
| |
| time.sleep(main.startUpSleep) |
| main.step('Starting mininet topology') |
| mnStatus = main.Mininet1.startNet(args='--topo=linear,1') |
| utilities.assert_equals( expect=main.TRUE, |
| actual=mnStatus, |
| onpass="Successfully started Mininet", |
| onfail="Failed to activate Mininet" ) |
| main.step("Assinging masters to switches") |
| switches = main.Mininet1.getSwitches() |
| swStatus = main.Mininet1.assignSwController( sw=switches.keys(), ip=main.ONOSip[0] ) |
| utilities.assert_equals( expect=main.TRUE, |
| actual=swStatus, |
| onpass="Successfully assigned switches to masters", |
| onfail="Failed assign switches to masters" ) |
| |
| time.sleep(main.startUpSleep) |
| |
| def CASE20(self, main): |
| """ |
| host1 send arping package and measure latency |
| |
| There are only 1 levels of latency measurements to this test: |
| 1 ) ARPING-to-device measurement: Measurement the time from host1 |
| send apring package to onos processing the host event |
| |
| """ |
| import time |
| import subprocess |
| import json |
| import requests |
| import os |
| import numpy |
| |
| # Host adding measurement |
| assertion = main.TRUE |
| |
| main.log.report('Latency of adding one host to ONOS') |
| main.log.report('First ' + str(main.iterIgnore) + ' iterations ignored' + ' for jvm warmup time') |
| main.log.report('Total iterations of test: ' + str(main.numlter)) |
| |
| addingHostTime = [] |
| metricsResultList = [] |
| for i in range(0, int(main.numlter)): |
| main.log.info('Clean up data file') |
| with open(main.tsharkResultPath, "w") as dbFile: |
| dbFile.write("") |
| |
| main.log.info('Starting tshark capture') |
| main.ONOSbench.tsharkGrep(main.tsharkPacketIn, main.tsharkResultPath) |
| time.sleep(main.measurementSleep) |
| |
| main.log.info('host 1 arping...') |
| main.Mininet1.arping(srcHost='h1', dstHost='10.0.0.2') |
| |
| time.sleep(main.measurementSleep) |
| |
| main.log.info('Stopping all Tshark processes') |
| main.ONOSbench.tsharkStop() |
| |
| time.sleep(main.measurementSleep) |
| |
| # Get tshark output |
| with open(main.tsharkResultPath, "r") as resultFile: |
| resultText = resultFile.readline() |
| main.log.info('Capture result:' + resultText) |
| resultText = resultText.split(' ') |
| if len(resultText) > 1: |
| tsharkResultTime = float(resultText[1]) * 1000.0 |
| else: |
| main.log.error('Tshark output file for packet_in' + ' returned unexpected results') |
| hostTime = 0 |
| caseResult = main.FALSE |
| resultFile.close() |
| # Compare the timestemps, and get the lowest one. |
| temp = 0; |
| # Get host event timestamps from each nodes |
| for node in range (0, main.numCtrls): |
| metricsResult = json.loads(main.CLIs[node].topologyEventsMetrics()) |
| metricsResult = metricsResult.get(main.hostTimestampKey).get("value") |
| main.log.info("ONOS topology event matrics timestemp: {}".format(str(metricsResult)) ) |
| |
| if temp < metricsResult: |
| temp = metricsResult |
| metricsResult = temp |
| |
| addingHostTime.append(float(metricsResult) - tsharkResultTime) |
| main.log.info("Result of this iteration: {}".format( str( float(metricsResult) - tsharkResultTime) )) |
| # gethost to remove |
| gethost = main.ONOSrest1.hosts() |
| HosttoRemove = [] |
| HosttoRemove.append( json.loads( gethost[1:len(gethost)-1] ).get('id') ) |
| main.CLIs[0].removeHost(HosttoRemove) |
| |
| main.log.info("Result List: {}".format(addingHostTime)) |
| |
| # calculate average latency from each nodes |
| averageResult = numpy.average(addingHostTime) |
| main.log.info("Average Latency: {}".format(averageResult)) |
| |
| # calculate std |
| stdResult = numpy.std(addingHostTime) |
| main.log.info("std: {}".format(stdResult)) |
| |
| # write to DB file |
| main.log.info("Writing results to DS file") |
| with open(main.dbFileName, "a") as dbFile: |
| # Scale number |
| temp = str(main.numCtrls) |
| temp += ",'" + "baremetal1" + "'" |
| # average latency |
| temp += "," + str( averageResult ) |
| # std of latency |
| temp += "," + str(stdResult) |
| temp += "\n" |
| dbFile.write( temp ) |
| |
| assertion = main.TRUE |
| |
| utilities.assert_equals(expect=main.TRUE, actual=assertion, |
| onpass='Host latency test successful', |
| onfail='Host latency test failed') |
| |
| main.Mininet1.stopNet() |
| del main.scale[0] |