| """ |
| Wrapper functions for FuncIntent |
| This functions include Onosclidriver and Mininetclidriver driver functions |
| Author: kelvin@onlab.us |
| """ |
| import time |
| import json |
| import os |
| |
| |
| def __init__( self ): |
| self.default = '' |
| |
| hostIntentFailFlag = False |
| pointIntentFailFlag = False |
| singleToMultiFailFlag = False |
| multiToSingleFailFlag = False |
| |
| |
| def installHostIntent( main, |
| name, |
| host1, |
| host2, |
| onosNode=0, |
| ethType="", |
| bandwidth="", |
| lambdaAlloc=False, |
| ipProto="", |
| ipAddresses="", |
| tcp="", |
| sw1="", |
| sw2="", |
| setVlan="", |
| encap="" ): |
| """ |
| Installs a Host Intent |
| |
| Description: |
| Install a host intent using |
| add-host-intent |
| |
| Steps: |
| - Fetch host data if not given |
| - Add host intent |
| - Ingress device is the first sender host |
| - Egress devices are the recipient devices |
| - Ports if defined in senders or recipients |
| - MAC address ethSrc loaded from Ingress device |
| - Check intent state with retry |
| Required: |
| name - Type of point intent to add eg. IPV4 | VLAN | Dualstack |
| host1 - Dictionary for host1 |
| { "name":"h8", "id":"of:0000000000000005/8" } |
| host2 - Dictionary for host2 |
| { "name":"h16", "id":"of:0000000000000006/8" } |
| Optional: |
| onosNode - ONOS node to install the intents in main.CLIs[ ] |
| 0 by default so that it will always use the first |
| ONOS node |
| ethType - Ethernet type eg. IPV4, IPV6 |
| bandwidth - Bandwidth capacity |
| lambdaAlloc - Allocate lambda, defaults to False |
| ipProto - IP protocol |
| tcp - TCP ports in the same order as the hosts in hostNames |
| """ |
| assert main, "There is no main variable" |
| assert host1, "You must specify host1" |
| assert host2, "You must specify host2" |
| |
| global itemName # The name of this run. Used for logs. |
| itemName = name |
| |
| global hostIntentFailFlag |
| hostIntentFailFlag = False |
| |
| main.log.info( itemName + ": Adding single point to multi point intents" ) |
| try: |
| if not host1.get( "id" ): |
| main.log.warn( "ID not given for host1 {0}. Loading from main.hostData".format( host1.get( "name" ) ) ) |
| main.log.debug( main.hostsData.get( host1.get( "name" ) ) ) |
| host1[ "id" ] = main.hostsData.get( host1.get( "name" ) ).get( "id" ) |
| |
| if not host2.get( "id" ): |
| main.log.warn( "ID not given for host2 {0}. Loading from main.hostData".format( host2.get( "name" ) ) ) |
| host2[ "id" ] = main.hostsData.get( host2.get( "name" ) ).get( "id" ) |
| |
| # Adding point intent |
| vlanId = host1.get( "vlan" ) |
| intentId = main.CLIs[ onosNode ].addHostIntent( hostIdOne=host1.get( "id" ), |
| hostIdTwo=host2.get( "id" ), |
| vlanId=vlanId, |
| setVlan=setVlan, |
| encap=encap ) |
| except( KeyError, TypeError ): |
| errorMsg = "There was a problem loading the hosts data." |
| if intentId: |
| errorMsg += " There was a problem installing host to host intent." |
| main.log.error( errorMsg ) |
| return main.FALSE |
| |
| # Check intents state |
| if utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| args=( main, [ intentId ] ), |
| sleep=main.checkIntentSleep, |
| attempts=50 ): |
| main.assertReturnString += 'Install Intent State Passed\n' |
| |
| # Check VLAN if test encapsulation |
| if encap != "": |
| if EncapsulatedIntentCheck( main, tag=encap ): |
| main.assertReturnString += 'Encapsulation intents check Passed\n' |
| else: |
| main.assertReturnString += 'Encapsulation intents check failed\n' |
| if bandwidth != "": |
| allocationsFile = open( os.path.dirname( main.testFile ) + main.params[ 'DEPENDENCY' ][ 'filePath' ], 'r' ) |
| expectedFormat = allocationsFile.read() |
| bandwidthCheck = checkBandwidthAllocations( main, expectedFormat ) |
| allocationsFile.close() |
| if bandwidthCheck: |
| main.assertReturnString += 'Bandwidth Allocation check Passed\n' |
| else: |
| main.assertReturnString += 'Bandwidth Allocation check Failed\n' |
| return main.FALSE |
| |
| if flowDuration( main ): |
| main.assertReturnString += 'Flow duration check Passed\n' |
| return intentId |
| else: |
| main.assertReturnString += 'Flow duration check Failed\n' |
| return main.FALSE |
| |
| else: |
| main.log.error( "Host Intent did not install correctly" ) |
| hostIntentFailFlag = True |
| main.assertReturnString += 'Install Intent State Failed\n' |
| return main.FALSE |
| |
| |
| def testHostIntent( main, |
| name, |
| intentId, |
| host1, |
| host2, |
| onosNode=0, |
| sw1="s5", |
| sw2="s2", |
| expectedLink=0 ): |
| """ |
| Test a Host Intent |
| |
| Description: |
| Test a host intent of given ID between given hosts |
| |
| Steps: |
| - Fetch host data if not given |
| - Check Intent State |
| - Check Flow State |
| - Check Connectivity |
| - Check Lack of Connectivity Between Hosts not in the Intent |
| - Reroute |
| - Take Expected Link Down |
| - Check Intent State |
| - Check Flow State |
| - Check Topology |
| - Check Connectivity |
| - Bring Expected Link Up |
| - Check Intent State |
| - Check Flow State |
| - Check Topology |
| - Check Connectivity |
| - Remove Topology |
| |
| Required: |
| name - Type of point intent to add eg. IPV4 | VLAN | Dualstack |
| intentId - intent ID to be tested ( and removed ) |
| host1 - Dictionary for host1 |
| { "name":"h8", "id":"of:0000000000000005/8" } |
| host2 - Dictionary for host2 |
| { "name":"h16", "id":"of:0000000000000006/8" } |
| Optional: |
| onosNode - ONOS node to install the intents in main.CLIs[ ] |
| 0 by default so that it will always use the first |
| ONOS node |
| sw1 - First switch to bring down & up for rerouting purpose |
| sw2 - Second switch to bring down & up for rerouting purpose |
| expectedLink - Expected link when the switches are down, it should |
| be two links lower than the links before the two |
| switches are down |
| |
| """ |
| # Parameter Validity Check |
| assert main, "There is no main variable" |
| assert host1, "You must specify host1" |
| assert host2, "You must specify host2" |
| |
| global itemName |
| itemName = name |
| |
| global hostIntentFailFlag |
| |
| main.log.info( itemName + ": Testing Host Intent" ) |
| |
| try: |
| if not host1.get( "id" ): |
| main.log.warn( "Id not given for host1 {0}. Loading from main.hostData".format( host1.get( "name" ) ) ) |
| host1[ "id" ] = main.hostsData.get( host1.get( "name" ) ).get( "location" ) |
| |
| if not host2.get( "id" ): |
| main.log.warn( "Id not given for host2 {0}. Loading from main.hostData".format( host2.get( "name" ) ) ) |
| host2[ "id" ] = main.hostsData.get( host2.get( "name" ) ).get( "location" ) |
| |
| senderNames = [ host1.get( "name" ), host2.get( "name" ) ] |
| recipientNames = [ host1.get( "name" ), host2.get( "name" ) ] |
| vlanId = host1.get( "vlan" ) |
| |
| testResult = main.TRUE |
| except( KeyError, TypeError ): |
| main.log.error( "There was a problem loading the hosts data." ) |
| return main.FALSE |
| |
| main.log.info( itemName + ": Testing Host to Host intents" ) |
| |
| # Check intent state |
| if hostIntentFailFlag: |
| attempts = 1 |
| else: |
| attempts = 50 |
| if utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| args=( main, [ intentId ] ), |
| sleep=main.checkIntentSleep, |
| attempts=attempts ): |
| main.assertReturnString += 'Initial Intent State Passed\n' |
| else: |
| main.assertReturnString += 'Initial Intent State Failed\n' |
| testResult = main.FALSE |
| attempts = 1 |
| |
| # Check flows count in each node |
| if utilities.retry( f=checkFlowsCount, |
| retValue=main.FALSE, |
| args=[ main ], |
| sleep=main.checkFlowCountSleep, |
| attempts=3 ) and utilities.retry( f=checkFlowsState, |
| retValue=main.FALSE, |
| args=[ main ], |
| sleep=main.checkFlowCountSleep, |
| attempts=3 ): |
| main.assertReturnString += 'Initial Flow State Passed\n' |
| else: |
| main.assertReturnString += 'Intial Flow State Failed\n' |
| testResult = main.FALSE |
| |
| # Check Connectivity |
| if utilities.retry( f=scapyCheckConnection, |
| retValue=main.FALSE, |
| attempts=attempts, |
| sleep=main.checkConnectionSleep, |
| args=( main, senderNames, recipientNames, vlanId ) ): |
| main.assertReturnString += 'Initial Ping Passed\n' |
| else: |
| main.assertReturnString += 'Initial Ping Failed\n' |
| testResult = main.FALSE |
| |
| # Test rerouting if these variables exist |
| if sw1 and sw2 and expectedLink: |
| # Take link down |
| if utilities.retry( f=link, |
| retValue=main.FALSE, |
| args=( main, sw1, sw2, "down" ) ): |
| main.assertReturnString += 'Link Down Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Failed\n' |
| testResult = main.FALSE |
| |
| # Check intent state |
| if utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| args=( main, [ intentId ] ), |
| sleep=main.checkIntentHostSleep, |
| attempts=attempts ): |
| main.assertReturnString += 'Link Down Intent State Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Intent State Failed\n' |
| testResult = main.FALSE |
| |
| # Check flows count in each node |
| if utilities.retry( f=checkFlowsCount, |
| retValue=main.FALSE, |
| args=[ main ], |
| sleep=main.checkFlowCountSleep, |
| attempts=attempts ) and utilities.retry( f=checkFlowsState, |
| retValue=main.FALSE, |
| args=[ main ], |
| sleep=main.checkFlowCountSleep, |
| attempts=attempts ): |
| main.assertReturnString += 'Link Down Flow State Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Flow State Failed\n' |
| testResult = main.FALSE |
| |
| # Check OnosTopology |
| if utilities.retry( f=checkTopology, |
| retValue=main.FALSE, |
| args=( main, expectedLink ) ): |
| main.assertReturnString += 'Link Down Topology State Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Topology State Failed\n' |
| testResult = main.FALSE |
| |
| # Check Connection |
| if utilities.retry( f=scapyCheckConnection, |
| retValue=main.FALSE, |
| args=( main, senderNames, recipientNames, vlanId ), |
| sleep=main.checkConnectionSleep, |
| attempts=attempts ): |
| main.assertReturnString += 'Link Down Pingall Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Pingall Failed\n' |
| testResult = main.FALSE |
| |
| # Bring link up |
| if utilities.retry( f=link, |
| retValue=main.FALSE, |
| args=( main, sw1, sw2, "up" ) ): |
| main.assertReturnString += 'Link Up Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Failed\n' |
| testResult = main.FALSE |
| |
| # Wait for reroute |
| main.log.info( "Sleeping {} seconds".format( main.rerouteSleep ) ) |
| time.sleep( main.rerouteSleep ) |
| |
| # Check Intents |
| if utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| attempts=attempts * 2, |
| args=( main, [ intentId ] ), |
| sleep=main.checkIntentSleep ): |
| main.assertReturnString += 'Link Up Intent State Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Intent State Failed\n' |
| testResult = main.FALSE |
| |
| # Check flows count in each node |
| if utilities.retry( f=checkFlowsCount, |
| retValue=main.FALSE, |
| args=[ main ], |
| sleep=main.checkFlowCountSleep, |
| attempts=3 ) and utilities.retry( f=checkFlowsState, |
| retValue=main.FALSE, |
| args=[ main ], |
| sleep=main.checkFlowCountSleep, |
| attempts=3 ): |
| main.assertReturnString += 'Link Up Flow State Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Flow State Failed\n' |
| testResult = main.FALSE |
| |
| # Check OnosTopology |
| if utilities.retry( f=checkTopology, |
| retValue=main.FALSE, |
| args=( main, main.numLinks ) ): |
| main.assertReturnString += 'Link Up Topology State Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Topology State Failed\n' |
| testResult = main.FALSE |
| |
| # Check Connection |
| if utilities.retry( f=scapyCheckConnection, |
| retValue=main.FALSE, |
| args=( main, senderNames, recipientNames, vlanId ) ): |
| main.assertReturnString += 'Link Up Pingall Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Pingall Failed\n' |
| testResult = main.FALSE |
| |
| # Remove all intents |
| if utilities.retry( f=removeAllIntents, |
| retValue=main.FALSE, |
| attempts=10, |
| args=( main, [ intentId ] ) ): |
| main.assertReturnString += 'Remove Intents Passed' |
| else: |
| main.assertReturnString += 'Remove Intents Failed' |
| testResult = main.FALSE |
| |
| return testResult |
| |
| |
| def installPointIntent( main, |
| name, |
| senders, |
| recipients, |
| onosNode=0, |
| ethType="", |
| bandwidth="", |
| lambdaAlloc=False, |
| protected=False, |
| ipProto="", |
| ipSrc="", |
| ipDst="", |
| tcpSrc="", |
| tcpDst="", |
| setVlan="", |
| encap="" ): |
| """ |
| Installs a Single to Single Point Intent |
| |
| Description: |
| Install a single to single point intent |
| |
| Steps: |
| - Fetch host data if not given |
| - Add point intent |
| - Ingress device is the first sender device |
| - Egress device is the first recipient device |
| - Ports if defined in senders or recipients |
| - MAC address ethSrc loaded from Ingress device |
| - Check intent state with retry |
| Required: |
| name - Type of point intent to add eg. IPV4 | VLAN | Dualstack |
| senders - List of host dictionaries i.e. |
| [ { "name":"h8", "device":"of:0000000000000005/8","mac":"00:00:00:00:00:08" } ] |
| recipients - List of host dictionaries i.e. |
| [ { "name":"h16", "device":"of:0000000000000006/8", "mac":"00:00:00:00:00:10" } ] |
| Optional: |
| onosNode - ONOS node to install the intents in main.CLIs[ ] |
| 0 by default so that it will always use the first |
| ONOS node |
| ethType - Ethernet type eg. IPV4, IPV6 |
| bandwidth - Bandwidth capacity |
| lambdaAlloc - Allocate lambda, defaults to False |
| ipProto - IP protocol |
| tcp - TCP ports in the same order as the hosts in hostNames |
| sw1 - First switch to bring down & up for rerouting purpose |
| sw2 - Second switch to bring down & up for rerouting purpose |
| expectedLink - Expected link when the switches are down, it should |
| be two links lower than the links before the two |
| switches are down |
| """ |
| assert main, "There is no main variable" |
| assert senders, "You must specify a sender" |
| assert recipients, "You must specify a recipient" |
| # Assert devices or main.hostsData, "You must specify devices" |
| |
| global itemName # The name of this run. Used for logs. |
| itemName = name |
| |
| global pointIntentFailFlag |
| pointIntentFailFlag = False |
| |
| main.log.info( itemName + ": Adding point to point intents" ) |
| |
| try: |
| for sender in senders: |
| if not sender.get( "device" ): |
| main.log.warn( "Device not given for sender {0}. Loading from main.hostData".format( sender.get( "name" ) ) ) |
| sender[ "device" ] = main.hostsData.get( sender.get( "name" ) ).get( "location" ) |
| |
| for recipient in recipients: |
| if not recipient.get( "device" ): |
| main.log.warn( "Device not given for recipient {0}. Loading from main.hostData".format( recipient.get( "name" ) ) ) |
| recipient[ "device" ] = main.hostsData.get( recipient.get( "name" ) ).get( "location" ) |
| |
| ingressDevice = senders[ 0 ].get( "device" ) |
| egressDevice = recipients[ 0 ].get( "device" ) |
| |
| portIngress = senders[ 0 ].get( "port", "" ) |
| portEgress = recipients[ 0 ].get( "port", "" ) |
| |
| dstMac = recipients[ 0 ].get( "mac" ) |
| |
| ipSrc = senders[ 0 ].get( "ip" ) |
| ipDst = recipients[ 0 ].get( "ip" ) |
| |
| vlanId = senders[ 0 ].get( "vlan" ) |
| |
| # Adding point intent |
| intentId = main.CLIs[ onosNode ].addPointIntent( |
| ingressDevice=ingressDevice, |
| egressDevice=egressDevice, |
| portIngress=portIngress, |
| portEgress=portEgress, |
| ethType=ethType, |
| ethDst=dstMac, |
| bandwidth=bandwidth, |
| lambdaAlloc=lambdaAlloc, |
| protected=protected, |
| ipProto=ipProto, |
| ipSrc=ipSrc, |
| ipDst=ipDst, |
| tcpSrc=tcpSrc, |
| tcpDst=tcpDst, |
| vlanId=vlanId, |
| setVlan=setVlan, |
| encap=encap ) |
| except( KeyError, TypeError ): |
| errorMsg = "There was a problem loading the hosts data." |
| if intentId: |
| errorMsg += " There was a problem installing Point to Point intent." |
| main.log.error( errorMsg ) |
| return main.FALSE |
| |
| # Check intents state |
| if utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| args=( main, [ intentId ] ), |
| sleep=main.checkIntentSleep, |
| attempts=50 ): |
| main.assertReturnString += 'Install Intent State Passed\n' |
| |
| if bandwidth != "": |
| allocationsFile = open( os.path.dirname( main.testFile ) + main.params[ 'DEPENDENCY' ][ 'filePath' ], 'r' ) |
| expectedFormat = allocationsFile.read() |
| bandwidthCheck = checkBandwidthAllocations( main, expectedFormat ) |
| allocationsFile.close() |
| if bandwidthCheck: |
| main.assertReturnString += 'Bandwidth Allocation check Passed\n' |
| else: |
| main.assertReturnString += 'Bandwidth Allocation check Failed\n' |
| return main.FALSE |
| |
| # Check VLAN if test encapsulation |
| if encap != "": |
| if EncapsulatedIntentCheck( main, tag=encap ): |
| main.assertReturnString += 'Encapsulation intents check Passed\n' |
| else: |
| main.assertReturnString += 'Encapsulation intents check failed\n' |
| |
| if flowDuration( main ): |
| main.assertReturnString += 'Flow duration check Passed\n' |
| return intentId |
| else: |
| main.assertReturnString += 'Flow duration check failed\n' |
| return main.FALSE |
| else: |
| main.log.error( "Point Intent did not install correctly" ) |
| pointIntentFailFlag = True |
| return main.FALSE |
| |
| |
| def pointIntentTcp( main, |
| name, |
| host1, |
| host2, |
| onosNode=0, |
| deviceId1="", |
| deviceId2="", |
| port1="", |
| port2="", |
| ethType="", |
| mac1="", |
| mac2="", |
| bandwidth="", |
| lambdaAlloc=False, |
| ipProto="", |
| ip1="", |
| ip2="", |
| tcp1="", |
| tcp2="", |
| sw1="", |
| sw2="", |
| expectedLink=0 ): |
| """ |
| Description: |
| Verify add-point-intent only for TCP |
| Steps: |
| - Get device ids | ports |
| - Add point intents |
| - Check intents |
| - Verify flows |
| - Ping hosts |
| - Reroute |
| - Link down |
| - Verify flows |
| - Check topology |
| - Ping hosts |
| - Link up |
| - Verify flows |
| - Check topology |
| - Ping hosts |
| - Remove intents |
| Required: |
| name - Type of point intent to add eg. IPV4 | VLAN | Dualstack |
| host1 - Name of first host |
| host2 - Name of second host |
| Optional: |
| onosNode - ONOS node to install the intents in main.CLIs[ ] |
| 0 by default so that it will always use the first |
| ONOS node |
| deviceId1 - ONOS device id of the first switch, the same as the |
| location of the first host eg. of:0000000000000001/1, |
| located at device 1 port 1 |
| deviceId2 - ONOS device id of the second switch |
| port1 - The port number where the first host is attached |
| port2 - The port number where the second host is attached |
| ethType - Ethernet type eg. IPV4, IPV6 |
| mac1 - Mac address of first host |
| mac2 - Mac address of the second host |
| bandwidth - Bandwidth capacity |
| lambdaAlloc - Allocate lambda, defaults to False |
| ipProto - IP protocol |
| ip1 - IP address of first host |
| ip2 - IP address of second host |
| tcp1 - TCP port of first host |
| tcp2 - TCP port of second host |
| sw1 - First switch to bring down & up for rerouting purpose |
| sw2 - Second switch to bring down & up for rerouting purpose |
| expectedLink - Expected link when the switches are down, it should |
| be two links lower than the links before the two |
| switches are down |
| """ |
| assert main, "There is no main variable" |
| assert name, "variable name is empty" |
| assert host1 and host2, "You must specify hosts" |
| |
| global itemName |
| itemName = name |
| host1 = host1 |
| host2 = host2 |
| intentsId = [] |
| |
| iperfResult = main.TRUE |
| linkDownResult = main.TRUE |
| linkUpResult = main.TRUE |
| |
| # Adding bidirectional point intents |
| main.log.info( itemName + ": Adding point intents" ) |
| intent1 = main.CLIs[ onosNode ].addPointIntent( ingressDevice=deviceId1, |
| egressDevice=deviceId2, |
| portIngress=port1, |
| portEgress=port2, |
| ethType=ethType, |
| ethSrc=mac1, |
| ethDst=mac2, |
| bandwidth=bandwidth, |
| lambdaAlloc=lambdaAlloc, |
| ipProto=ipProto, |
| ipSrc=ip1, |
| ipDst=ip2, |
| tcpSrc=tcp1, |
| tcpDst="" ) |
| |
| intent2 = main.CLIs[ onosNode ].addPointIntent( ingressDevice=deviceId2, |
| egressDevice=deviceId1, |
| portIngress=port2, |
| portEgress=port1, |
| ethType=ethType, |
| ethSrc=mac2, |
| ethDst=mac1, |
| bandwidth=bandwidth, |
| lambdaAlloc=lambdaAlloc, |
| ipProto=ipProto, |
| ipSrc=ip2, |
| ipDst=ip1, |
| tcpSrc=tcp2, |
| tcpDst="" ) |
| |
| intent3 = main.CLIs[ onosNode ].addPointIntent( ingressDevice=deviceId1, |
| egressDevice=deviceId2, |
| portIngress=port1, |
| portEgress=port2, |
| ethType=ethType, |
| ethSrc=mac1, |
| ethDst=mac2, |
| bandwidth=bandwidth, |
| lambdaAlloc=lambdaAlloc, |
| ipProto=ipProto, |
| ipSrc=ip1, |
| ipDst=ip2, |
| tcpSrc="", |
| tcpDst=tcp2 ) |
| |
| intent4 = main.CLIs[ onosNode ].addPointIntent( ingressDevice=deviceId2, |
| egressDevice=deviceId1, |
| portIngress=port2, |
| portEgress=port1, |
| ethType=ethType, |
| ethSrc=mac2, |
| ethDst=mac1, |
| bandwidth=bandwidth, |
| lambdaAlloc=lambdaAlloc, |
| ipProto=ipProto, |
| ipSrc=ip2, |
| ipDst=ip1, |
| tcpSrc="", |
| tcpDst=tcp1 ) |
| intentsId.append( intent1 ) |
| intentsId.append( intent2 ) |
| intentsId.append( intent3 ) |
| intentsId.append( intent4 ) |
| |
| # Check intents state |
| main.log.info( "Sleeping {} seconds".format( main.checkIntentSleep ) ) |
| time.sleep( main.checkIntentSleep ) |
| intentResult = utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| args=( main, intentsId ), |
| sleep=1, |
| attempts=50 ) |
| # Check flows count in each node |
| checkFlowsCount( main ) |
| |
| # Check intents state again if first check fails... |
| if not intentResult: |
| intentResult = utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| args=( main, intentsId ), |
| sleep=1, |
| attempts=50 ) |
| |
| # Check flows count in each node |
| checkFlowsCount( main ) |
| |
| # Verify flows |
| checkFlowsState( main ) |
| |
| # Run iperf to both host |
| iperfTemp = main.Mininet1.iperftcp( host1, host2, 10 ) |
| iperfResult = iperfResult and iperfTemp |
| if iperfTemp: |
| main.assertReturnString += 'Initial Iperf Passed\n' |
| else: |
| main.assertReturnString += 'Initial Iperf Failed\n' |
| |
| # Test rerouting if these variables exist |
| if sw1 and sw2 and expectedLink: |
| # link down |
| linkDownResult = link( main, sw1, sw2, "down" ) |
| |
| if linkDownResult: |
| main.assertReturnString += 'Link Down Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Failed\n' |
| |
| # Check flows count in each node |
| checkFlowsCount( main ) |
| # Verify flows |
| checkFlowsState( main ) |
| |
| # Check OnosTopology |
| topoResult = checkTopology( main, expectedLink ) |
| if topoResult: |
| main.assertReturnString += 'Link Down Topology State Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Topology State Failed\n' |
| |
| # Run iperf to both host |
| iperfTemp = main.Mininet1.iperftcp( host1, host2, 10 ) |
| iperfResult = iperfResult and iperfTemp |
| if iperfTemp: |
| main.assertReturnString += 'Link Down Iperf Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Iperf Failed\n' |
| |
| # Check intent state |
| intentTemp = utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| args=( main, intentsId ), |
| sleep=1, |
| attempts=50 ) |
| intentResult = intentResult and intentTemp |
| if intentTemp: |
| main.assertReturnString += 'Link Down Intent State Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Intent State Failed\n' |
| |
| # Checks ONOS state in link down |
| if linkDownResult and topoResult and iperfResult and intentResult: |
| main.log.info( itemName + ": Successfully brought link down" ) |
| else: |
| main.log.error( itemName + ": Failed to bring link down" ) |
| |
| # link up |
| linkUpResult = link( main, sw1, sw2, "up" ) |
| if linkUpResult: |
| main.assertReturnString += 'Link Up Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Failed\n' |
| |
| main.log.info( "Sleeping {} seconds".format( main.rerouteSleep ) ) |
| time.sleep( main.rerouteSleep ) |
| |
| # Check flows count in each node |
| checkFlowsCount( main ) |
| # Verify flows |
| checkFlowsState( main ) |
| |
| # Check OnosTopology |
| topoResult = checkTopology( main, main.numLinks ) |
| |
| if topoResult: |
| main.assertReturnString += 'Link Up Topology State Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Topology State Failed\n' |
| |
| # Run iperf to both host |
| iperfTemp = main.Mininet1.iperftcp( host1, host2, 10 ) |
| iperfResult = iperfResult and iperfTemp |
| if iperfTemp: |
| main.assertReturnString += 'Link Up Iperf Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Iperf Failed\n' |
| |
| # Check intent state |
| intentTemp = utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| args=( main, intentsId ), |
| sleep=1, |
| attempts=50 ) |
| intentResult = intentResult and intentTemp |
| if intentTemp: |
| main.assertReturnString += 'Link Down Intent State Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Intent State Failed\n' |
| |
| # Checks ONOS state in link up |
| if linkUpResult and topoResult and iperfResult and intentResult: |
| main.log.info( itemName + ": Successfully brought link back up" ) |
| else: |
| main.log.error( itemName + ": Failed to bring link back up" ) |
| |
| # Remove all intents |
| removeIntentResult = removeAllIntents( main, intentsId ) |
| if removeIntentResult: |
| main.assertReturnString += 'Remove Intents Passed' |
| else: |
| main.assertReturnString += 'Remove Intents Failed' |
| |
| stepResult = iperfResult and linkDownResult and linkUpResult \ |
| and intentResult and removeIntentResult |
| |
| return stepResult |
| |
| |
| def installSingleToMultiIntent( main, |
| name, |
| senders, |
| recipients, |
| onosNode=0, |
| ethType="", |
| bandwidth="", |
| lambdaAlloc=False, |
| ipProto="", |
| ipAddresses="", |
| tcp="", |
| sw1="", |
| sw2="", |
| setVlan="", |
| partial=False, |
| encap="" ): |
| """ |
| Installs a Single to Multi Point Intent |
| |
| Description: |
| Install a single to multi point intent using |
| add-single-to-multi-intent |
| |
| Steps: |
| - Fetch host data if not given |
| - Add single to multi intent |
| - Ingress device is the first sender host |
| - Egress devices are the recipient devices |
| - Ports if defined in senders or recipients |
| - MAC address ethSrc loaded from Ingress device |
| - Check intent state with retry |
| Required: |
| name - Type of point intent to add eg. IPV4 | VLAN | Dualstack |
| senders - List of host dictionaries i.e. |
| { "name":"h8", "device":"of:0000000000000005/8","mac":"00:00:00:00:00:08" } |
| recipients - List of host dictionaries i.e. |
| { "name":"h16", "device":"of:0000000000000006/8", "mac":"00:00:00:00:00:10" } |
| Optional: |
| onosNode - ONOS node to install the intents in main.CLIs[ ] |
| 0 by default so that it will always use the first |
| ONOS node |
| ethType - Ethernet type eg. IPV4, IPV6 |
| bandwidth - Bandwidth capacity |
| lambdaAlloc - Allocate lambda, defaults to False |
| ipProto - IP protocol |
| tcp - TCP ports in the same order as the hosts in hostNames |
| sw1 - First switch to bring down & up for rerouting purpose |
| sw2 - Second switch to bring down & up for rerouting purpose |
| expectedLink - Expected link when the switches are down, it should |
| be two links lower than the links before the two |
| switches are down |
| """ |
| assert main, "There is no main variable" |
| assert senders, "You must specify a sender" |
| assert recipients, "You must specify a recipient" |
| # Assert devices or main.hostsData, "You must specify devices" |
| |
| global itemName # The name of this run. Used for logs. |
| itemName = name |
| |
| global singleToMultiFailFlag |
| singleToMultiFailFlag = False |
| |
| main.log.info( itemName + ": Adding single point to multi point intents" ) |
| |
| try: |
| for sender in senders: |
| if not sender.get( "device" ): |
| main.log.warn( "Device not given for sender {0}. Loading from main.hostData".format( sender.get( "name" ) ) ) |
| sender[ "device" ] = main.hostsData.get( sender.get( "name" ) ).get( "location" ) |
| |
| for recipient in recipients: |
| if not recipient.get( "device" ): |
| main.log.warn( "Device not given for recipient {0}. Loading from main.hostData".format( recipient.get( "name" ) ) ) |
| recipient[ "device" ] = main.hostsData.get( recipient.get( "name" ) ).get( "location" ) |
| |
| ingressDevice = senders[ 0 ].get( "device" ) |
| egressDeviceList = [ x.get( "device" ) for x in recipients if x.get( "device" ) ] |
| |
| portIngress = senders[ 0 ].get( "port", "" ) |
| portEgressList = [ x.get( "port" ) for x in recipients if x.get( "port" ) ] |
| if not portEgressList: |
| portEgressList = None |
| |
| srcMac = senders[ 0 ].get( "mac" ) |
| vlanId = senders[ 0 ].get( "vlan" ) |
| |
| # Adding point intent |
| intentId = main.CLIs[ onosNode ].addSinglepointToMultipointIntent( |
| ingressDevice=ingressDevice, |
| egressDeviceList=egressDeviceList, |
| portIngress=portIngress, |
| portEgressList=portEgressList, |
| ethType=ethType, |
| ethSrc=srcMac, |
| bandwidth=bandwidth, |
| lambdaAlloc=lambdaAlloc, |
| ipProto=ipProto, |
| ipSrc="", |
| ipDst="", |
| tcpSrc="", |
| tcpDst="", |
| vlanId=vlanId, |
| setVlan=setVlan, |
| partial=partial, |
| encap=encap ) |
| except( KeyError, TypeError ): |
| errorMsg = "There was a problem loading the hosts data." |
| if intentId: |
| errorMsg += " There was a problem installing Singlepoint to Multipoint intent." |
| main.log.error( errorMsg ) |
| singleToMultiFailFlag = True |
| return main.FALSE |
| |
| # Check intents state |
| if singleToMultiFailFlag: |
| attempts = 5 |
| else: |
| attempts = 50 |
| |
| if utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| args=( main, [ intentId ] ), |
| sleep=main.checkIntentSleep, |
| attempts=attempts ): |
| main.assertReturnString += 'Install Intent State Passed\n' |
| if bandwidth != "": |
| allocationsFile = open( os.path.dirname( main.testFile ) + main.params[ 'DEPENDENCY' ][ 'filePath' ], 'r' ) |
| expectedFormat = allocationsFile.read() |
| bandwidthCheck = checkBandwidthAllocations( main, expectedFormat ) |
| allocationsFile.close() |
| if bandwidthCheck: |
| main.assertReturnString += 'Bandwidth Allocation check Passed\n' |
| else: |
| main.assertReturnString += 'Bandwidth Allocation check Failed\n' |
| return main.FALSE |
| |
| if flowDuration( main ): |
| main.assertReturnString += 'Flow duration check Passed\n' |
| return intentId |
| else: |
| main.assertReturnString += 'Flow duration check failed\n' |
| return main.FALSE |
| else: |
| main.log.error( "Single to Multi Intent did not install correctly" ) |
| singleToMultiFailFlag = True |
| return main.FALSE |
| |
| |
| def installMultiToSingleIntent( main, |
| name, |
| senders, |
| recipients, |
| onosNode=0, |
| ethType="", |
| bandwidth="", |
| lambdaAlloc=False, |
| ipProto="", |
| ipAddresses="", |
| tcp="", |
| sw1="", |
| sw2="", |
| setVlan="", |
| partial=False, |
| encap="" ): |
| """ |
| Installs a Multi to Single Point Intent |
| |
| Description: |
| Install a multi to single point intent using |
| add-multi-to-single-intent |
| |
| Steps: |
| - Fetch host data if not given |
| - Add multi to single intent |
| - Ingress devices are the senders devices |
| - Egress device is the first recipient host |
| - Ports if defined in senders or recipients |
| - MAC address ethSrc loaded from Ingress device |
| - Check intent state with retry |
| Required: |
| name - Type of point intent to add eg. IPV4 | VLAN | Dualstack |
| senders - List of host dictionaries i.e. |
| [ { "name":"h8", "device":"of:0000000000000005/8","mac":"00:00:00:00:00:08" } ] |
| recipients - List of host dictionaries i.e. |
| [ { "name":"h16", "device":"of:0000000000000006/8", "mac":"00:00:00:00:00:10" } ] |
| Optional: |
| onosNode - ONOS node to install the intents in main.CLIs[ ] |
| 0 by default so that it will always use the first |
| ONOS node |
| ethType - Ethernet type eg. IPV4, IPV6 |
| bandwidth - Bandwidth capacity |
| lambdaAlloc - Allocate lambda, defaults to False |
| ipProto - IP protocol |
| tcp - TCP ports in the same order as the hosts in hostNames |
| sw1 - First switch to bring down & up for rerouting purpose |
| sw2 - Second switch to bring down & up for rerouting purpose |
| expectedLink - Expected link when the switches are down, it should |
| be two links lower than the links before the two |
| switches are down |
| """ |
| assert main, "There is no main variable" |
| assert senders, "You must specify a sender" |
| assert recipients, "You must specify a recipient" |
| # Assert devices or main.hostsData, "You must specify devices" |
| |
| global itemName # The name of this run. Used for logs. |
| itemName = name |
| |
| global multiToSingleFailFlag |
| multiToSingleFailFlag = False |
| |
| main.log.info( itemName + ": Adding mutli to single point intents" ) |
| |
| try: |
| for sender in senders: |
| if not sender.get( "device" ): |
| main.log.warn( "Device not given for sender {0}. Loading from main.hostData".format( sender.get( "name" ) ) ) |
| sender[ "device" ] = main.hostsData.get( sender.get( "name" ) ).get( "location" ) |
| |
| for recipient in recipients: |
| if not recipient.get( "device" ): |
| main.log.warn( "Device not given for recipient {0}. Loading from main.hostData".format( recipient.get( "name" ) ) ) |
| recipient[ "device" ] = main.hostsData.get( recipient.get( "name" ) ).get( "location" ) |
| |
| ingressDeviceList = [ x.get( "device" ) for x in senders if x.get( "device" ) ] |
| egressDevice = recipients[ 0 ].get( "device" ) |
| |
| portIngressList = [ x.get( "port" ) for x in senders if x.get( "port" ) ] |
| portEgress = recipients[ 0 ].get( "port", "" ) |
| if not portIngressList: |
| portIngressList = None |
| |
| dstMac = recipients[ 0 ].get( "mac" ) |
| vlanId = senders[ 0 ].get( "vlan" ) |
| |
| # Adding point intent |
| intentId = main.CLIs[ onosNode ].addMultipointToSinglepointIntent( |
| ingressDeviceList=ingressDeviceList, |
| egressDevice=egressDevice, |
| portIngressList=portIngressList, |
| portEgress=portEgress, |
| ethType=ethType, |
| ethDst=dstMac, |
| bandwidth=bandwidth, |
| lambdaAlloc=lambdaAlloc, |
| ipProto=ipProto, |
| ipSrc="", |
| ipDst="", |
| tcpSrc="", |
| tcpDst="", |
| vlanId=vlanId, |
| setVlan=setVlan, |
| partial=partial, |
| encap=encap ) |
| except( KeyError, TypeError ): |
| errorMsg = "There was a problem loading the hosts data." |
| if intentId: |
| errorMsg += " There was a problem installing Multipoint to Singlepoint intent." |
| main.log.error( errorMsg ) |
| multiToSingleFailFlag = True |
| return main.FALSE |
| |
| # Check intents state |
| if multiToSingleFailFlag: |
| attempts = 5 |
| else: |
| attempts = 50 |
| |
| if utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| args=( main, [ intentId ] ), |
| sleep=main.checkIntentSleep, |
| attempts=attempts ): |
| main.assertReturnString += 'Install Intent State Passed\n' |
| if bandwidth != "": |
| allocationsFile = open( os.path.dirname( main.testFile ) + main.params[ 'DEPENDENCY' ][ 'filePath' ], 'r' ) |
| expectedFormat = allocationsFile.read() |
| bandwidthCheck = checkBandwidthAllocations( main, expectedFormat ) |
| allocationsFile.close() |
| if bandwidthCheck: |
| main.assertReturnString += 'Bandwidth Allocation check Passed\n' |
| else: |
| main.assertReturnString += 'Bandwidth Allocation check Failed\n' |
| return main.FALSE |
| |
| if flowDuration( main ): |
| main.assertReturnString += 'Flow duration check Passed\n' |
| return intentId |
| else: |
| main.assertReturnString += 'Flow duration check failed\n' |
| return main.FALSE |
| else: |
| main.log.error( "Multi to Single Intent did not install correctly" ) |
| multiToSingleFailFlag = True |
| return main.FALSE |
| |
| |
| def testPointIntent( main, |
| name, |
| intentId, |
| senders, |
| recipients, |
| badSenders={}, |
| badRecipients={}, |
| onosNode=0, |
| ethType="", |
| bandwidth="", |
| lambdaAlloc=False, |
| protected=False, |
| ipProto="", |
| ipAddresses="", |
| tcp="", |
| sw1="s5", |
| sw2="s2", |
| expectedLink=0, |
| useTCP=False ): |
| """ |
| Test a Point Intent |
| |
| Description: |
| Test a point intent |
| |
| Steps: |
| - Fetch host data if not given |
| - Check Intent State |
| - Check Flow State |
| - Check Connectivity |
| - Check Lack of Connectivity Between Hosts not in the Intent |
| - Reroute |
| - Take Expected Link Down |
| - Check Intent State |
| - Check Flow State |
| - Check Topology |
| - Check Connectivity |
| - Bring Expected Link Up |
| - Check Intent State |
| - Check Flow State |
| - Check Topology |
| - Check Connectivity |
| - Remove Topology |
| |
| Required: |
| name - Type of point intent to add eg. IPV4 | VLAN | Dualstack |
| |
| senders - List of host dictionaries i.e. |
| { "name":"h8", "device":"of:0000000000000005/8","mac":"00:00:00:00:00:08" } |
| recipients - List of host dictionaries i.e. |
| { "name":"h16", "device":"of:0000000000000006/8", "mac":"00:00:00:00:00:10" } |
| Optional: |
| onosNode - ONOS node to install the intents in main.CLIs[ ] |
| 0 by default so that it will always use the first |
| ONOS node |
| ethType - Ethernet type eg. IPV4, IPV6 |
| bandwidth - Bandwidth capacity |
| lambdaAlloc - Allocate lambda, defaults to False |
| ipProto - IP protocol |
| tcp - TCP ports in the same order as the hosts in hostNames |
| sw1 - First switch to bring down & up for rerouting purpose |
| sw2 - Second switch to bring down & up for rerouting purpose |
| expectedLink - Expected link when the switches are down, it should |
| be two links lower than the links before the two |
| switches are down |
| |
| """ |
| # Parameter Validity Check |
| assert main, "There is no main variable" |
| assert senders, "You must specify a sender" |
| assert recipients, "You must specify a recipient" |
| |
| global itemName |
| itemName = name |
| |
| global pointIntentFailFlag |
| global singleToMultiFailFlag |
| global multiToSingleFailFlag |
| |
| main.log.info( itemName + ": Testing Point Intent" ) |
| |
| try: |
| # Names for scapy |
| senderNames = [ x.get( "name" ) for x in senders ] |
| recipientNames = [ x.get( "name" ) for x in recipients ] |
| badSenderNames = [ x.get( "name" ) for x in badSenders ] |
| badRecipientNames = [ x.get( "name" ) for x in badRecipients ] |
| |
| for sender in senders: |
| if not sender.get( "device" ): |
| main.log.warn( "Device not given for sender {0}. Loading from main.hostData".format( sender.get( "name" ) ) ) |
| sender[ "device" ] = main.hostsData.get( sender.get( "name" ) ).get( "location" ) |
| |
| for recipient in recipients: |
| if not recipient.get( "device" ): |
| main.log.warn( "Device not given for recipient {0}. Loading from main.hostData".format( recipient.get( "name" ) ) ) |
| recipient[ "device" ] = main.hostsData.get( recipient.get( "name" ) ).get( "location" ) |
| vlanId = senders[ 0 ].get( "vlan" ) |
| except( KeyError, TypeError ): |
| main.log.error( "There was a problem loading the hosts data." ) |
| return main.FALSE |
| |
| testResult = main.TRUE |
| main.log.info( itemName + ": Adding single point to multi point intents" ) |
| |
| if pointIntentFailFlag or singleToMultiFailFlag or multiToSingleFailFlag: |
| attempts = 1 |
| else: |
| attempts = 50 |
| |
| # Check intent state |
| if utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| args=( main, [ intentId ] ), |
| sleep=main.checkIntentSleep, |
| attempts=attempts ): |
| main.assertReturnString += 'Initial Intent State Passed\n' |
| else: |
| main.assertReturnString += 'Initial Intent State Failed\n' |
| testResult = main.FALSE |
| attempts = 1 |
| |
| # Check flows count in each node |
| if utilities.retry( f=checkFlowsCount, |
| retValue=main.FALSE, |
| args=[ main ], |
| sleep=main.checkFlowCountSleep, |
| attempts=attempts ) and utilities.retry( f=checkFlowsState, |
| retValue=main.FALSE, |
| args=[ main ], |
| sleep=main.checkFlowCountSleep, |
| attempts=attempts ): |
| main.assertReturnString += 'Initial Flow State Passed\n' |
| else: |
| main.assertReturnString += 'Intial Flow State Failed\n' |
| testResult = main.FALSE |
| |
| # Check Connectivity |
| if utilities.retry( f=scapyCheckConnection, |
| retValue=main.FALSE, |
| args=( main, senderNames, recipientNames, vlanId, useTCP ), |
| attempts=attempts, |
| sleep=main.checkConnectionSleep ): |
| main.assertReturnString += 'Initial Ping Passed\n' |
| else: |
| main.assertReturnString += 'Initial Ping Failed\n' |
| testResult = main.FALSE |
| |
| # Check connections that shouldn't work |
| if badSenderNames: |
| main.log.info( "Checking that packets from incorrect sender do not go through" ) |
| if utilities.retry( f=scapyCheckConnection, |
| retValue=main.FALSE, |
| args=( main, badSenderNames, recipientNames ), |
| kwargs={ "expectFailure": True } ): |
| main.assertReturnString += 'Bad Sender Ping Passed\n' |
| else: |
| main.assertReturnString += 'Bad Sender Ping Failed\n' |
| testResult = main.FALSE |
| |
| if badRecipientNames: |
| main.log.info( "Checking that packets to incorrect recipients do not go through" ) |
| if utilities.retry( f=scapyCheckConnection, |
| retValue=main.FALSE, |
| args=( main, senderNames, badRecipientNames ), |
| kwargs={ "expectFailure": True } ): |
| main.assertReturnString += 'Bad Recipient Ping Passed\n' |
| else: |
| main.assertReturnString += 'Bad Recipient Ping Failed\n' |
| testResult = main.FALSE |
| |
| # Test rerouting if these variables exist |
| if sw1 and sw2 and expectedLink: |
| # Take link down |
| if utilities.retry( f=link, |
| retValue=main.FALSE, |
| args=( main, sw1, sw2, "down" ) ): |
| main.assertReturnString += 'Link Down Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Failed\n' |
| testResult = main.FALSE |
| |
| if protected: |
| # Check Connection |
| if utilities.retry( f=scapyCheckConnection, |
| retValue=main.FALSE, |
| args=( main, senderNames, recipientNames, vlanId, useTCP ) ): |
| main.assertReturnString += 'Link down Scapy Packet Received Passed\n' |
| else: |
| main.assertReturnString += 'Link down Scapy Packet Recieved Failed\n' |
| testResult = main.FALSE |
| |
| if ProtectedIntentCheck( main ): |
| main.assertReturnString += 'Protected Intent Check Passed\n' |
| else: |
| main.assertReturnString += 'Protected Intent Check Failed\n' |
| testResult = main.FALSE |
| |
| # Check intent state |
| if utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| args=( main, [ intentId ] ), |
| sleep=main.checkIntentPointSleep, |
| attempts=attempts ): |
| main.assertReturnString += 'Link Down Intent State Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Intent State Failed\n' |
| testResult = main.FALSE |
| |
| # Check flows count in each node |
| if utilities.retry( f=checkFlowsCount, |
| retValue=main.FALSE, |
| args=[ main ], |
| sleep=main.checkFlowCountSleep, |
| attempts=attempts ) and utilities.retry( f=checkFlowsState, |
| retValue=main.FALSE, |
| args=[ main ], |
| sleep=main.checkFlowCountSleep, |
| attempts=attempts ): |
| main.assertReturnString += 'Link Down Flow State Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Flow State Failed\n' |
| testResult = main.FALSE |
| |
| # Check OnosTopology |
| if utilities.retry( f=checkTopology, |
| retValue=main.FALSE, |
| args=( main, expectedLink ) ): |
| main.assertReturnString += 'Link Down Topology State Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Topology State Failed\n' |
| testResult = main.FALSE |
| |
| # Check Connection |
| if utilities.retry( f=scapyCheckConnection, |
| retValue=main.FALSE, |
| args=( main, senderNames, recipientNames, vlanId, useTCP ), |
| sleep=main.checkConnectionSleep, |
| attempts=attempts ): |
| main.assertReturnString += 'Link Down Pingall Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Pingall Failed\n' |
| testResult = main.FALSE |
| |
| # Bring link up |
| if utilities.retry( f=link, |
| retValue=main.FALSE, |
| args=( main, sw1, sw2, "up" ) ): |
| main.assertReturnString += 'Link Up Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Failed\n' |
| testResult = main.FALSE |
| |
| # Wait for reroute |
| main.log.info( "Sleeping {} seconds".format( main.rerouteSleep ) ) |
| time.sleep( main.rerouteSleep ) |
| |
| # Check Intents |
| if utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| attempts=attempts * 2, |
| args=( main, [ intentId ] ), |
| sleep=main.checkIntentSleep ): |
| main.assertReturnString += 'Link Up Intent State Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Intent State Failed\n' |
| testResult = main.FALSE |
| |
| # Check flows count in each node |
| if utilities.retry( f=checkFlowsCount, |
| retValue=main.FALSE, |
| args=[ main ], |
| sleep=main.checkFlowCountSleep, |
| attempts=attempts ) and utilities.retry( f=checkFlowsState, |
| retValue=main.FALSE, |
| args=[ main ], |
| sleep=main.checkFlowCountSleep, |
| attempts=attempts ): |
| main.assertReturnString += 'Link Up Flow State Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Flow State Failed\n' |
| testResult = main.FALSE |
| |
| # Check OnosTopology |
| if utilities.retry( f=checkTopology, |
| retValue=main.FALSE, |
| args=( main, main.numLinks ) ): |
| main.assertReturnString += 'Link Up Topology State Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Topology State Failed\n' |
| testResult = main.FALSE |
| |
| # Check Connection |
| if utilities.retry( f=scapyCheckConnection, |
| retValue=main.FALSE, |
| sleep=main.checkConnectionSleep, |
| attempts=attempts, |
| args=( main, senderNames, recipientNames, vlanId, useTCP ) ): |
| main.assertReturnString += 'Link Up Scapy Packet Received Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Scapy Packet Recieved Failed\n' |
| testResult = main.FALSE |
| |
| # Remove all intents |
| if utilities.retry( f=removeAllIntents, |
| retValue=main.FALSE, |
| attempts=10, |
| args=( main, [ intentId ] ) ): |
| main.assertReturnString += 'Remove Intents Passed' |
| else: |
| main.assertReturnString += 'Remove Intents Failed' |
| testResult = main.FALSE |
| |
| return testResult |
| |
| |
| def testEndPointFail( main, |
| name, |
| intentId, |
| senders, |
| recipients, |
| isolatedSenders, |
| isolatedRecipients, |
| onosNode=0, |
| ethType="", |
| bandwidth="", |
| lambdaAlloc=False, |
| ipProto="", |
| ipAddresses="", |
| tcp="", |
| sw1="", |
| sw2="", |
| sw3="", |
| sw4="", |
| sw5="", |
| expectedLink1=0, |
| expectedLink2=0, |
| partial=False ): |
| """ |
| Test Multi point to single point intent Topology for Endpoint failures |
| """ |
| # Parameter Validity Check |
| assert main, "There is no main variable" |
| assert senders, "You must specify a sender" |
| assert recipients, "You must specify a recipient" |
| |
| global itemName |
| itemName = name |
| |
| global singleToMultiFailFlag |
| global multiToSingleFailFlag |
| |
| main.log.info( itemName + ": Testing Point Intent" ) |
| |
| try: |
| # Names for scapy |
| senderNames = [ x.get( "name" ) for x in senders ] |
| recipientNames = [ x.get( "name" ) for x in recipients ] |
| isolatedSenderNames = [ x.get( "name" ) for x in isolatedSenders ] |
| isolatedRecipientNames = [ x.get( "name" ) for x in isolatedRecipients ] |
| connectedSenderNames = [ x.get( "name" ) for x in senders if x.get( "name" ) not in isolatedSenderNames ] |
| connectedRecipientNames = [ x.get( "name" ) for x in recipients if x.get( "name" ) not in isolatedRecipientNames ] |
| |
| for sender in senders: |
| if not sender.get( "device" ): |
| main.log.warn( "Device not given for sender {0}. Loading from main.hostData".format( sender.get( "name" ) ) ) |
| sender[ "device" ] = main.hostsData.get( sender.get( "name" ) ).get( "location" ) |
| |
| for recipient in recipients: |
| if not recipient.get( "device" ): |
| main.log.warn( "Device not given for recipient {0}. Loading from " + |
| main.hostData.format( recipient.get( "name" ) ) ) |
| recipient[ "device" ] = main.hostsData.get( recipient.get( "name" ) ).get( "location" ) |
| except( KeyError, TypeError ): |
| main.log.error( "There was a problem loading the hosts data." ) |
| return main.FALSE |
| |
| testResult = main.TRUE |
| main.log.info( itemName + ": Adding multi point to single point intents" ) |
| |
| # Check intent state |
| if singleToMultiFailFlag or multiToSingleFailFlag: |
| attempts = 1 |
| else: |
| attempts = 50 |
| |
| if utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| args=( main, [ intentId ] ), |
| sleep=main.checkIntentSleep, |
| attempts=attempts ): |
| main.assertReturnString += 'Initial Intent State Passed\n' |
| else: |
| main.assertReturnString += 'Initial Intent State Failed\n' |
| testResult = main.FALSE |
| attempts = 1 |
| |
| # Check flows count in each node |
| if utilities.retry( f=checkFlowsCount, |
| retValue=main.FALSE, |
| args=[ main ], |
| attempts=5 ) and utilities.retry( f=checkFlowsState, |
| retValue=main.FALSE, |
| args=[ main ], |
| attempts=5 ): |
| main.assertReturnString += 'Initial Flow State Passed\n' |
| else: |
| main.assertReturnString += 'Intial Flow State Failed\n' |
| testResult = main.FALSE |
| |
| # Check Connectivity |
| if utilities.retry( f=scapyCheckConnection, |
| retValue=main.FALSE, |
| args=( main, senderNames, recipientNames ) ): |
| main.assertReturnString += 'Initial Connectivity Check Passed\n' |
| else: |
| main.assertReturnString += 'Initial Connectivity Check Failed\n' |
| testResult = main.FALSE |
| |
| # Take two links down |
| # Take first link down |
| if utilities.retry( f=link, |
| retValue=main.FALSE, |
| args=( main, sw1, sw2, "down" ) ): |
| main.assertReturnString += 'Link Down Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Failed\n' |
| testResult = main.FALSE |
| |
| # Take second link down |
| if utilities.retry( f=link, |
| retValue=main.FALSE, |
| args=( main, sw3, sw4, "down" ) ): |
| main.assertReturnString += 'Link Down Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Failed\n' |
| testResult = main.FALSE |
| |
| # Check intent state |
| if utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| attempts=attempts, |
| args=( main, [ intentId ] ), |
| sleep=main.checkIntentSleep ): |
| main.assertReturnString += 'Link Down Intent State Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Intent State Failed\n' |
| testResult = main.FALSE |
| |
| # Check flows count in each node |
| if utilities.retry( f=checkFlowsCount, |
| retValue=main.FALSE, |
| sleep=1, |
| attempts=attempts, |
| args=[ main ] ) and utilities.retry( f=checkFlowsState, |
| retValue=main.FALSE, |
| sleep=1, |
| attempts=attempts, |
| args=[ main ] ): |
| main.assertReturnString += 'Link Down Flow State Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Flow State Failed\n' |
| testResult = main.FALSE |
| |
| # Check OnosTopology |
| if utilities.retry( f=checkTopology, |
| retValue=main.FALSE, |
| args=( main, expectedLink1 ) ): |
| main.assertReturnString += 'Link Down Topology State Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Topology State Failed\n' |
| testResult = main.FALSE |
| |
| # Check Connection |
| if utilities.retry( f=scapyCheckConnection, |
| retValue=main.FALSE, |
| args=( main, senderNames, recipientNames ) ): |
| main.assertReturnString += 'Link Down Connectivity Check Passed\n' |
| else: |
| main.assertReturnString += 'Link Down Connectivity Check Failed\n' |
| testResult = main.FALSE |
| |
| # Take a third link down to isolate one node |
| if utilities.retry( f=link, |
| retValue=main.FALSE, |
| args=( main, sw3, sw5, "down" ) ): |
| main.assertReturnString += 'Isolation link Down Passed\n' |
| else: |
| main.assertReturnString += 'Isolation link Down Failed\n' |
| testResult = main.FALSE |
| |
| if partial: |
| # Check intent state |
| if utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| args=( main, [ intentId ] ), |
| sleep=main.checkIntentSleep, |
| attempts=attempts ): |
| main.assertReturnString += 'Partial failure isolation link Down Intent State Passed\n' |
| else: |
| main.assertReturnString += 'Partial failure isolation link Down Intent State Failed\n' |
| testResult = main.FALSE |
| |
| # Check flows count in each node |
| if utilities.retry( f=checkFlowsCount, |
| retValue=main.FALSE, |
| args=[ main ], |
| attempts=5 ) and utilities.retry( f=checkFlowsState, |
| retValue=main.FALSE, |
| args=[ main ], |
| attempts=5 ): |
| main.assertReturnString += 'Partial failure isolation link Down Flow State Passed\n' |
| else: |
| main.assertReturnString += 'Partial failure isolation link Down Flow State Failed\n' |
| testResult = main.FALSE |
| |
| # Check OnosTopology |
| if utilities.retry( f=checkTopology, |
| retValue=main.FALSE, |
| args=( main, expectedLink2 ) ): |
| main.assertReturnString += 'Partial failure isolation link Down Topology State Passed\n' |
| else: |
| main.assertReturnString += 'Partial failure isolation link Down Topology State Failed\n' |
| testResult = main.FALSE |
| |
| # Check Connectivity |
| # First check connectivity of any isolated senders to recipients |
| if isolatedSenderNames: |
| if scapyCheckConnection( main, |
| isolatedSenderNames, |
| recipientNames, |
| None, |
| None, |
| None, |
| None, |
| main.TRUE ): |
| main.assertReturnString += 'Partial failure isolation link Down Connectivity Check Passed\n' |
| else: |
| main.assertReturnString += 'Partial failure isolation link Down Connectivity Check Failed\n' |
| testResult = main.FALSE |
| |
| # Next check connectivity of senders to any isolated recipients |
| if isolatedRecipientNames: |
| if scapyCheckConnection( main, |
| senderNames, |
| isolatedRecipientNames, |
| None, |
| None, |
| None, |
| None, |
| main.TRUE ): |
| main.assertReturnString += 'Partial failure isolation link Down Connectivity Check Passed\n' |
| else: |
| main.assertReturnString += 'Partial failure isolation link Down Connectivity Check Failed\n' |
| testResult = main.FALSE |
| |
| # Next check connectivity of connected senders and recipients |
| if utilities.retry( f=scapyCheckConnection, |
| retValue=main.FALSE, |
| attempts=attempts, |
| args=( main, connectedSenderNames, connectedRecipientNames ) ): |
| main.assertReturnString += 'Partial failure isolation link Down Connectivity Check Passed\n' |
| else: |
| main.assertReturnString += 'Partial failure isolation link Down Connectivity Check Failed\n' |
| testResult = main.FALSE |
| else: |
| # Check intent state |
| if not utilities.retry( f=checkIntentState, |
| retValue=main.TRUE, |
| args=( main, [ intentId ] ), |
| sleep=main.checkIntentSleep, |
| attempts=attempts ): |
| main.assertReturnString += 'Isolation link Down Intent State Passed\n' |
| else: |
| main.assertReturnString += 'Isolation link Down Intent State Failed\n' |
| testResult = main.FALSE |
| |
| # Check flows count in each node |
| if utilities.retry( f=checkFlowsCount, |
| retValue=main.FALSE, |
| args=[ main ], |
| attempts=5 ) and utilities.retry( f=checkFlowsState, |
| retValue=main.FALSE, |
| args=[ main ], |
| attempts=5 ): |
| main.assertReturnString += 'Isolation link Down Flow State Passed\n' |
| else: |
| main.assertReturnString += 'Isolation link Down Flow State Failed\n' |
| testResult = main.FALSE |
| |
| # Check OnosTopology |
| if utilities.retry( f=checkTopology, |
| retValue=main.FALSE, |
| args=( main, expectedLink2 ) ): |
| main.assertReturnString += 'Isolation link Down Topology State Passed\n' |
| else: |
| main.assertReturnString += 'Isolation link Down Topology State Failed\n' |
| testResult = main.FALSE |
| |
| # Check Connectivity |
| # First check connectivity of any isolated senders to recipients |
| if isolatedSenderNames: |
| if scapyCheckConnection( main, |
| isolatedSenderNames, |
| recipientNames, |
| None, |
| None, |
| None, |
| None, |
| main.TRUE ): |
| main.assertReturnString += 'Isolation link Down Connectivity Check Passed\n' |
| else: |
| main.assertReturnString += 'Isolation link Down Connectivity Check Failed\n' |
| testResult = main.FALSE |
| |
| # Next check connectivity of senders to any isolated recipients |
| if isolatedRecipientNames: |
| if scapyCheckConnection( main, |
| senderNames, |
| isolatedRecipientNames, |
| None, |
| None, |
| None, |
| None, |
| main.TRUE ): |
| main.assertReturnString += 'Isolation link Down Connectivity Check Passed\n' |
| else: |
| main.assertReturnString += 'Isolation link Down Connectivity Check Failed\n' |
| testResult = main.FALSE |
| |
| # Next check connectivity of connected senders and recipients |
| if utilities.retry( f=scapyCheckConnection, |
| retValue=main.TRUE, |
| args=( main, connectedSenderNames, connectedRecipientNames, None, None, None, None, main.TRUE ) ): |
| main.assertReturnString += 'Isolation link Down Connectivity Check Passed\n' |
| else: |
| main.assertReturnString += 'Isolation link Down Connectivity Check Failed\n' |
| testResult = main.FALSE |
| |
| # Bring the links back up |
| # Bring first link up |
| if utilities.retry( f=link, |
| retValue=main.FALSE, |
| args=( main, sw1, sw2, "up" ) ): |
| main.assertReturnString += 'Link Up Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Failed\n' |
| testResult = main.FALSE |
| |
| # Bring second link up |
| if utilities.retry( f=link, |
| retValue=main.FALSE, |
| args=( main, sw3, sw5, "up" ) ): |
| main.assertReturnString += 'Link Up Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Failed\n' |
| testResult = main.FALSE |
| |
| # Bring third link up |
| if utilities.retry( f=link, |
| retValue=main.FALSE, |
| args=( main, sw3, sw4, "up" ) ): |
| main.assertReturnString += 'Link Up Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Failed\n' |
| testResult = main.FALSE |
| |
| # Wait for reroute |
| main.log.info( "Sleeping {} seconds".format( main.rerouteSleep ) ) |
| time.sleep( main.rerouteSleep ) |
| |
| # Check Intents |
| if utilities.retry( f=checkIntentState, |
| retValue=main.FALSE, |
| attempts=attempts, |
| args=( main, [ intentId ] ), |
| sleep=main.checkIntentHostSleep ): |
| main.assertReturnString += 'Link Up Intent State Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Intent State Failed\n' |
| testResult = main.FALSE |
| |
| # Check flows count in each node |
| if utilities.retry( f=checkFlowsCount, |
| retValue=main.FALSE, |
| args=[ main ], |
| sleep=main.checkFlowCountSleep, |
| attempts=attempts ) and utilities.retry( f=checkFlowsState, |
| retValue=main.FALSE, |
| args=[ main ], |
| sleep=main.checkFlowCountSleep, |
| attempts=attempts ): |
| main.assertReturnString += 'Link Up Flow State Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Flow State Failed\n' |
| testResult = main.FALSE |
| |
| # Check OnosTopology |
| if utilities.retry( f=checkTopology, |
| retValue=main.FALSE, |
| args=( main, main.numLinks ) ): |
| main.assertReturnString += 'Link Up Topology State Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Topology State Failed\n' |
| testResult = main.FALSE |
| |
| # Check Connection |
| if utilities.retry( f=scapyCheckConnection, |
| retValue=main.FALSE, |
| sleep=main.checkConnectionSleep, |
| attempts=attempts, |
| args=( main, senderNames, recipientNames ) ): |
| main.assertReturnString += 'Link Up Scapy Packet Received Passed\n' |
| else: |
| main.assertReturnString += 'Link Up Scapy Packet Recieved Failed\n' |
| testResult = main.FALSE |
| |
| # Remove all intents |
| if utilities.retry( f=removeAllIntents, |
| retValue=main.FALSE, |
| attempts=10, |
| args=( main, [ intentId ] ) ): |
| main.assertReturnString += 'Remove Intents Passed' |
| else: |
| main.assertReturnString += 'Remove Intents Failed' |
| testResult = main.FALSE |
| |
| return testResult |
| |
| |
| def pingallHosts( main, hostList ): |
| """ |
| Ping all host in the hosts list variable |
| """ |
| main.log.info( "Pinging: " + str( hostList ) ) |
| return main.Mininet1.pingallHosts( hostList ) |
| |
| |
| def fwdPingall( main ): |
| """ |
| Use fwd app and pingall to discover all the hosts |
| """ |
| appCheck = main.TRUE |
| main.log.info( "Activating reactive forwarding app " ) |
| activateResult = main.CLIs[ 0 ].activateApp( "org.onosproject.fwd" ) |
| |
| # Wait for forward app activation to propagate |
| main.log.info( "Sleeping {} seconds".format( main.fwdSleep ) ) |
| time.sleep( main.fwdSleep ) |
| |
| # Check that forwarding is enabled on all nodes |
| for i in range( main.numCtrls ): |
| appCheck = appCheck and main.CLIs[ i ].appToIDCheck() |
| if appCheck != main.TRUE: |
| main.log.warn( main.CLIs[ i ].apps() ) |
| main.log.warn( main.CLIs[ i ].appIDs() ) |
| |
| # Send pingall in mininet |
| main.log.info( "Run Pingall" ) |
| pingResult = main.Mininet1.pingall( timeout=600 ) |
| |
| main.log.info( "Deactivating reactive forwarding app " ) |
| deactivateResult = main.CLIs[ 0 ].deactivateApp( "org.onosproject.fwd" ) |
| if activateResult and deactivateResult: |
| main.log.info( "Successfully used fwd app to discover hosts" ) |
| getDataResult = main.TRUE |
| else: |
| main.log.info( "Failed to use fwd app to discover hosts" ) |
| getDataResult = main.FALSE |
| return getDataResult |
| |
| |
| def confirmHostDiscovery( main ): |
| """ |
| Confirms that all ONOS nodes have discovered all scapy hosts |
| """ |
| import collections |
| hosts = main.topo.getAllHosts( main ) # Get host data from each ONOS node |
| hostFails = [] # Reset for each failed attempt |
| |
| # Check for matching hosts on each node |
| scapyHostIPs = [ x.hostIp for x in main.scapyHosts if x.hostIp != "0.0.0.0" ] |
| for controller in range( main.numCtrls ): |
| controllerStr = str( controller + 1 ) # ONOS node number |
| # Compare Hosts |
| # Load hosts data for controller node |
| try: |
| if hosts[ controller ]: |
| main.log.info( "Hosts discovered" ) |
| else: |
| main.log.error( "Problem discovering hosts" ) |
| if hosts[ controller ] and "Error" not in hosts[ controller ]: |
| try: |
| hostData = json.loads( hosts[ controller ] ) |
| except ( TypeError, ValueError ): |
| main.log.error( "Could not load json:" + str( hosts[ controller ] ) ) |
| hostFails.append( controllerStr ) |
| else: |
| onosHostIPs = [ x.get( "ipAddresses" )[ 0 ] |
| for x in hostData |
| if len( x.get( "ipAddresses" ) ) > 0 ] |
| if not set( collections.Counter( scapyHostIPs ) ).issubset( |
| set( collections.Counter( onosHostIPs ) ) ): |
| main.log.warn( "Controller {0} only sees nodes with {1} IPs. It should see all of the following: {2}".format( controllerStr, onosHostIPs, scapyHostIPs ) ) |
| hostFails.append( controllerStr ) |
| else: |
| main.log.error( "Hosts returned nothing or an error." ) |
| hostFails.append( controllerStr ) |
| except IndexError: |
| main.log.error( "Hosts returned nothing, Failed to discover hosts." ) |
| return main.FALSE |
| |
| if hostFails: |
| main.log.error( "List of failed ONOS Nodes:" + ', '.join( map( str, hostFails ) ) ) |
| return main.FALSE |
| else: |
| return main.TRUE |
| |
| |
| def sendDiscoveryArp( main, hosts=None ): |
| """ |
| Sends Discovery ARP packets from each host provided |
| Defaults to each host in main.scapyHosts |
| """ |
| # Send an arp ping from each host |
| if not hosts: |
| hosts = main.scapyHosts |
| for host in hosts: |
| pkt = 'Ether( src="{0}")/ARP( psrc="{1}")'.format( host.hostMac, host.hostIp ) |
| # Send from the VLAN interface if there is one so ONOS discovers the VLAN correctly |
| iface = None |
| for interface in host.getIfList(): |
| if '.' in interface: |
| main.log.debug( "Detected VLAN interface {0}. Sending ARP packet from {0}".format( interface ) ) |
| iface = interface |
| break |
| host.sendPacket( packet=pkt, iface=iface ) |
| main.log.info( "Sending ARP packet from {0}".format( host.name ) ) |
| |
| |
| def populateHostData( main ): |
| """ |
| Populates hostsData |
| """ |
| import json |
| try: |
| hostsJson = json.loads( main.CLIs[ 0 ].hosts() ) |
| hosts = main.Mininet1.getHosts().keys() |
| # TODO: Make better use of new getHosts function |
| for host in hosts: |
| main.hostsData[ host ] = {} |
| main.hostsData[ host ][ 'mac' ] = \ |
| main.Mininet1.getMacAddress( host ).upper() |
| for hostj in hostsJson: |
| if main.hostsData[ host ][ 'mac' ] == hostj[ 'mac' ]: |
| main.hostsData[ host ][ 'id' ] = hostj[ 'id' ] |
| main.hostsData[ host ][ 'vlan' ] = hostj[ 'vlan' ] |
| main.hostsData[ host ][ 'location' ] = \ |
| hostj[ 'location' ][ 'elementId' ] + '/' + \ |
| hostj[ 'location' ][ 'port' ] |
| main.hostsData[ host ][ 'ipAddresses' ] = hostj[ 'ipAddresses' ] |
| return main.TRUE |
| except ValueError: |
| main.log.error( "ValueError while populating hostsData" ) |
| return main.FALSE |
| except KeyError: |
| main.log.error( "KeyError while populating hostsData" ) |
| return main.FALSE |
| except IndexError: |
| main.log.error( "IndexError while populating hostsData" ) |
| return main.FALSE |
| except TypeError: |
| main.log.error( "TypeError while populating hostsData" ) |
| return main.FALSE |
| |
| |
| def checkTopology( main, expectedLink ): |
| statusResult = main.TRUE |
| # Check onos topology |
| main.log.info( itemName + ": Checking ONOS topology " ) |
| |
| for i in range( main.numCtrls ): |
| statusResult = main.CLIs[ i ].checkStatus( main.numSwitch, |
| expectedLink ) and statusResult |
| if not statusResult: |
| main.log.error( itemName + ": Topology mismatch" ) |
| else: |
| main.log.info( itemName + ": Topology match" ) |
| return statusResult |
| |
| |
| def checkIntentState( main, intentsId ): |
| """ |
| This function will check intent state to make sure all the intents |
| are in INSTALLED state |
| Returns main.TRUE or main.FALSE |
| """ |
| intentResult = main.TRUE |
| stateCheckResults = [] |
| for i in range( main.numCtrls ): |
| output = main.CLIs[ i ].checkIntentState( intentsId=intentsId ) |
| stateCheckResults.append( output ) |
| if all( result == main.TRUE for result in stateCheckResults ): |
| main.log.info( itemName + ": Intents state check passed" ) |
| else: |
| main.log.warn( "Intents state check failed" ) |
| intentResult = main.FALSE |
| return intentResult |
| |
| |
| def checkBandwidthAllocations( main, bandwidth ): |
| """ |
| Compare the given bandwith allocation output to the cli output on each node |
| Returns main.TRUE or main.FALSE |
| """ |
| bandwidthResults = [] |
| for i in range( main.numCtrls ): |
| output = main.CLIs[ i ].compareBandwidthAllocations( bandwidth ) |
| bandwidthResults.append( output ) |
| if all( result == main.TRUE for result in bandwidthResults ): |
| main.log.info( itemName + ": bandwidth check passed" ) |
| bandwidthResult = main.TRUE |
| else: |
| main.log.warn( itemName + ": bandwidth check failed" ) |
| bandwidthResult = main.FALSE |
| return bandwidthResult |
| |
| |
| def checkFlowsState( main ): |
| |
| main.log.info( itemName + ": Check flows state" ) |
| checkFlowsResult = main.CLIs[ 0 ].checkFlowsState( isPENDING=False ) |
| return checkFlowsResult |
| |
| |
| def link( main, sw1, sw2, option ): |
| |
| # link down |
| main.log.info( itemName + ": Bring link " + option + " between " + |
| sw1 + " and " + sw2 ) |
| linkResult = main.Mininet1.link( end1=sw1, end2=sw2, option=option ) |
| return linkResult |
| |
| |
| def scapyCheckConnection( main, |
| senders, |
| recipients, |
| vlanId=None, |
| useTCP=False, |
| packet=None, |
| packetFilter=None, |
| expectFailure=False ): |
| """ |
| Checks the connectivity between all given sender hosts and all given recipient hosts |
| Packet may be specified. Defaults to Ether/IP packet |
| Packet Filter may be specified. Defaults to Ether/IP from current sender MAC |
| Todo: Optional packet and packet filter attributes for sender and recipients |
| Expect Failure when the sender and recipient are not supposed to have connectivity |
| Timeout of 1 second, returns main.TRUE if the filter is not triggered and kills the filter |
| |
| """ |
| connectionsFunctional = main.TRUE |
| |
| if not packetFilter: |
| packetFilter = 'ether host {}' |
| if useTCP: |
| packetFilter += ' ip proto \\tcp tcp port {}'.format( main.params[ 'SDNIP' ][ 'dstPort' ] ) |
| if expectFailure: |
| timeout = 1 |
| else: |
| timeout = 10 |
| |
| for sender in senders: |
| try: |
| senderComp = getattr( main, sender ) |
| except AttributeError: |
| main.log.error( "main has no attribute {}".format( sender ) ) |
| connectionsFunctional = main.FALSE |
| continue |
| |
| for recipient in recipients: |
| # Do not send packets to self since recipient CLI will already be busy |
| if recipient == sender: |
| continue |
| try: |
| recipientComp = getattr( main, recipient ) |
| except AttributeError: |
| main.log.error( "main has no attribute {}".format( recipient ) ) |
| connectionsFunctional = main.FALSE |
| continue |
| |
| if vlanId: |
| recipientComp.startFilter( pktFilter=( "vlan {}".format( vlanId ) + " && " + packetFilter.format( senderComp.hostMac ) ) ) |
| else: |
| recipientComp.startFilter( pktFilter=packetFilter.format( senderComp.hostMac ) ) |
| |
| if not packet: |
| if vlanId: |
| pkt = 'Ether( src="{0}", dst="{2}" )/Dot1Q(vlan={4})/IP( src="{1}", dst="{3}" )'.format( |
| senderComp.hostMac, |
| senderComp.hostIp, |
| recipientComp.hostMac, |
| recipientComp.hostIp, |
| vlanId ) |
| else: |
| pkt = 'Ether( src="{0}", dst="{2}" )/IP( src="{1}", dst="{3}" )'.format( |
| senderComp.hostMac, |
| senderComp.hostIp, |
| recipientComp.hostMac, |
| recipientComp.hostIp ) |
| else: |
| pkt = packet |
| if vlanId: |
| senderComp.sendPacket( iface=( "{0}-eth0.{1}".format( sender, vlanId ) ), packet = pkt ) |
| else: |
| senderComp.sendPacket( packet=pkt ) |
| |
| if recipientComp.checkFilter( timeout ): |
| if expectFailure: |
| main.log.error( "Packet from {0} successfully received by {1} when it should not have been".format( sender, recipient ) ) |
| connectionsFunctional = main.FALSE |
| else: |
| main.log.info( "Packet from {0} successfully received by {1}".format( sender, recipient ) ) |
| connectionsFunctional = main.TRUE |
| else: |
| recipientComp.killFilter() |
| if expectFailure: |
| main.log.info( "As expected, packet from {0} was not received by {1}".format( sender, recipient ) ) |
| else: |
| main.log.error( "Packet from {0} was not received by {1}".format( sender, recipient ) ) |
| connectionsFunctional = main.FALSE |
| |
| return connectionsFunctional |
| |
| |
| def removeAllIntents( main, intentsId ): |
| """ |
| Remove all intents in the intentsId |
| """ |
| onosSummary = [] |
| removeIntentResult = main.TRUE |
| # Remove intents |
| for intent in intentsId: |
| main.CLIs[ 0 ].removeIntent( intentId=intent, purge=True ) |
| |
| main.log.info( "Sleeping {} seconds".format( main.removeIntentSleep ) ) |
| time.sleep( main.removeIntentSleep ) |
| |
| # If there is remianing intents then remove intents should fail |
| for i in range( main.numCtrls ): |
| onosSummary.append( json.loads( main.CLIs[ i ].summary() ) ) |
| |
| for summary in onosSummary: |
| if summary.get( 'intents' ) != 0: |
| main.log.warn( itemName + ": There are " + |
| str( summary.get( 'intents' ) ) + |
| " intents remaining in node " + |
| str( summary.get( 'node' ) ) + |
| ", failed to remove all the intents " ) |
| removeIntentResult = main.FALSE |
| |
| if removeIntentResult: |
| main.log.info( itemName + ": There are no more intents remaining, " + |
| "successfully removed all the intents." ) |
| |
| return removeIntentResult |
| |
| |
| def checkFlowsCount( main ): |
| """ |
| Check flows count in each node |
| """ |
| flowsCount = [] |
| main.log.info( itemName + ": Checking flows count in each ONOS node" ) |
| for i in range( main.numCtrls ): |
| summaryResult = main.CLIs[ i ].summary() |
| if not summaryResult: |
| main.log.error( itemName + ": There is something wrong with " + |
| "summary command" ) |
| return main.FALSE |
| else: |
| summaryJson = json.loads( summaryResult ) |
| flowsCount.append( summaryJson.get( 'flows' ) ) |
| |
| if flowsCount: |
| if all( flows == flowsCount[ 0 ] for flows in flowsCount ): |
| main.log.info( itemName + ": There are " + str( flowsCount[ 0 ] ) + |
| " flows in all ONOS node" ) |
| else: |
| for i in range( main.numCtrls ): |
| main.log.debug( itemName + ": ONOS node " + str( i ) + " has " + |
| str( flowsCount[ i ] ) + " flows" ) |
| else: |
| main.log.error( "Checking flows count failed, check summary command" ) |
| return main.FALSE |
| |
| return main.TRUE |
| |
| |
| def checkLeaderChange( leaders1, leaders2 ): |
| """ |
| Checks for a change in intent partition leadership. |
| |
| Takes the output of leaders -c in json string format before and after |
| a potential change as input |
| |
| Returns main.TRUE if no mismatches are detected |
| Returns main.FALSE if there is a mismatch or on error loading the input |
| """ |
| try: |
| leaders1 = json.loads( leaders1 ) |
| leaders2 = json.loads( leaders2 ) |
| except( AttributeError, TypeError ): |
| main.log.exception( "checkLeaderChange: Object not as expected" ) |
| return main.FALSE |
| except Exception: |
| main.log.exception( "checkLeaderChange: Uncaught exception!" ) |
| main.cleanup() |
| main.exit() |
| main.log.info( "Checking Intent Paritions for Change in Leadership" ) |
| mismatch = False |
| for dict1 in leaders1: |
| if "intent" in dict1.get( "topic", [] ): |
| for dict2 in leaders2: |
| if dict1.get( "topic", 0 ) == dict2.get( "topic", 0 ) and\ |
| dict1.get( "leader", 0 ) != dict2.get( "leader", 0 ): |
| mismatch = True |
| main.log.error( "%s changed leader from %s to %s", |
| dict1.get( "topic", "no-topic" ), |
| dict1.get( "leader", "no-leader" ), |
| dict2.get( "leader", "no-leader" ) ) |
| if mismatch: |
| return main.FALSE |
| else: |
| return main.TRUE |
| |
| |
| def report( main ): |
| """ |
| Report errors/warnings/exceptions |
| """ |
| main.ONOSbench.logReport( main.ONOSip[ 0 ], |
| [ "INFO", |
| "FOLLOWER", |
| "WARN", |
| "flow", |
| "ERROR", |
| "Except" ], |
| "s" ) |
| |
| main.log.info( "ERROR report: \n" ) |
| for i in range( main.numCtrls ): |
| main.ONOSbench.logReport( main.ONOSip[ i ], |
| [ "ERROR" ], |
| "d" ) |
| |
| main.log.info( "EXCEPTIONS report: \n" ) |
| for i in range( main.numCtrls ): |
| main.ONOSbench.logReport( main.ONOSip[ i ], |
| [ "Except" ], |
| "d" ) |
| |
| main.log.info( "WARNING report: \n" ) |
| for i in range( main.numCtrls ): |
| main.ONOSbench.logReport( main.ONOSip[ i ], |
| [ "WARN" ], |
| "d" ) |
| |
| |
| def flowDuration( main ): |
| """ |
| Check age of flows to see if flows are being overwritten |
| """ |
| main.log.info( "Getting current flow durations" ) |
| flowsJson1 = main.CLIs[ 0 ].flows( noCore=True ) |
| try: |
| flowsJson1 = json.loads( flowsJson1 ) |
| except ValueError: |
| main.log.error( "Unable to read flows" ) |
| return main.FALSE |
| flowLife = [] |
| waitFlowLife = [] |
| for device in flowsJson1: |
| if device.get( 'flowcount', 0 ) > 0: |
| for i in range( device[ 'flowCount' ] ): |
| flowLife.append( device[ 'flows' ][ i ][ 'life' ] ) |
| main.log.info( "Sleeping for {} seconds".format( main.flowDurationSleep ) ) |
| time.sleep( main.flowDurationSleep ) |
| main.log.info( "Getting new flow durations" ) |
| flowsJson2 = main.CLIs[ 0 ].flows( noCore=True ) |
| try: |
| flowsJson2 = json.loads( flowsJson2 ) |
| except ValueError: |
| main.log.error( "Unable to read flows" ) |
| return main.FALSE |
| for device in flowsJson2: |
| if device.get( 'flowcount', 0 ) > 0: |
| for i in range( device[ 'flowCount' ] ): |
| waitFlowLife.append( device[ 'flows' ][ i ][ 'life' ] ) |
| main.log.info( "Determining whether flows where overwritten" ) |
| if len( flowLife ) == len( waitFlowLife ): |
| for i in range( len( flowLife ) ): |
| if waitFlowLife[ i ] - flowLife[ i ] < main.flowDurationSleep: |
| return main.FALSE |
| else: |
| return main.FALSE |
| return main.TRUE |
| |
| |
| def EncapsulatedIntentCheck( main, tag="" ): |
| """ |
| Check encapsulated intents |
| tag: encapsulation tag ( e.g. VLAN, MPLS ) |
| |
| Getting added flows |
| Check tags on each flows |
| If each direction has push or pop, passed |
| else failed |
| |
| """ |
| HostJson = [] |
| Jflows = main.CLIs[ 0 ].flows( noCore=True ) |
| try: |
| Jflows = json.loads( Jflows ) |
| except ValueError: |
| main.log.error( "Unable to read flows" ) |
| return main.FALSE |
| |
| for flow in Jflows: |
| if len( flow[ "flows" ] ) != 0: |
| HostJson.append( flow[ "flows" ] ) |
| |
| totalflows = len( HostJson[ 0 ] ) |
| |
| pop = 0 |
| push = 0 |
| |
| PopTag = tag + "_POP" |
| PushTag = tag + "_PUSH" |
| |
| for EachHostJson in HostJson: |
| for i in range( totalflows ): |
| if EachHostJson[ i ][ "treatment" ][ "instructions" ][ 0 ][ "subtype" ] == PopTag: |
| pop += 1 |
| elif EachHostJson[ i ][ "treatment" ][ "instructions" ][ 0 ][ "subtype" ] == PushTag: |
| push += 1 |
| |
| if pop == totalflows and push == totalflows: |
| return main.TRUE |
| else: |
| return main.FALSE |
| |
| |
| def ProtectedIntentCheck( main ): |
| intent = main.CLIs[ 0 ].intents( jsonFormat=False ) |
| if "Protection" in intent: |
| return main.TRUE |
| return main.FALSE |