blob: 9ce16fe7dc631234995803638debb242ca2a50a5 [file] [log] [blame]
"""
Wrapper functions for FuncIntent
This functions include Onosclidriver and Mininetclidriver driver functions
Author: kelvin@onlab.us
"""
import time
import copy
import json
import types
def __init__( self ):
self.default = ''
def hostIntent( main,
name,
host1,
host2,
onosNode=0,
host1Id="",
host2Id="",
mac1="",
mac2="",
vlan1="-1",
vlan2="-1",
sw1="",
sw2="",
expectedLink=0 ):
"""
Description:
Verify add-host-intent
Steps:
- Discover hosts
- Add host 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 host 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
host1Id - ONOS id of the first host eg. 00:00:00:00:00:01/-1
host2Id - ONOS id of the second host
mac1 - Mac address of first host
mac2 - Mac address of the second host
vlan1 - Vlan tag of first host, defaults to -1
vlan2 - Vlan tag of second host, defaults to -1
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 variables
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
h1Id = host1Id
h2Id = host2Id
h1Mac = mac1
h2Mac = mac2
vlan1 = vlan1
vlan2 = vlan2
hostNames = [ host1 , host2 ]
intentsId = []
stepResult = main.TRUE
pingResult = main.TRUE
intentResult = main.TRUE
removeIntentResult = main.TRUE
flowResult = main.TRUE
topoResult = main.TRUE
linkDownResult = main.TRUE
linkUpResult = main.TRUE
onosNode = int( onosNode )
if main.hostsData:
if not h1Mac:
h1Mac = main.hostsData[ host1 ][ 'mac' ]
if not h2Mac:
h2Mac = main.hostsData[ host2 ][ 'mac' ]
if main.hostsData[ host1 ][ 'vlan' ] != '-1':
vlan1 = main.hostsData[ host1 ][ 'vlan' ]
if main.hostsData[ host2 ][ 'vlan' ] != '-1':
vlan2 = main.hostsData[ host2 ][ 'vlan' ]
if not h1Id:
h1Id = main.hostsData[ host1 ][ 'id' ]
if not h2Id:
h2Id = main.hostsData[ host2 ][ 'id' ]
assert h1Id and h2Id, "You must specify host IDs"
if not ( h1Id and h2Id ):
main.log.info( "There are no host IDs" )
return main.FALSE
# Discover hosts using arping
if not main.hostsData:
main.log.info( itemName + ": Discover host using arping" )
main.Mininet1.arping( host=host1 )
main.Mininet1.arping( host=host2 )
h1Id = main.CLIs[ 0 ].getHost( mac=h1Mac )
h2Id = main.CLIs[ 0 ].getHost( mac=h2Mac )
# Check flows count in each node
checkFlowsCount( main )
# Adding host intents
main.log.info( itemName + ": Adding host intents" )
intent1 = main.CLIs[ onosNode ].addHostIntent( hostIdOne=h1Id,
hostIdTwo=h2Id )
# Get all intents ID in the system, time delay right after intents are added
time.sleep( main.addIntentSleep )
intentsId = main.CLIs[ 0 ].getIntentsId()
# Check intents state
time.sleep( main.checkIntentSleep )
intentResult = checkIntentState( main, intentsId )
checkFlowsCount( main )
# Check intents state again if first check fails...
if not intentResult:
intentResult = checkIntentState( main, intentsId )
# Check flows count in each node
checkFlowsCount( main )
# Verify flows
checkFlowsState( main )
# Ping hosts
firstPingResult = pingallHosts( main, hostNames )
if not firstPingResult:
main.log.debug( "First ping failed, there must be" +
" something wrong with ONOS performance" )
# Ping hosts again...
pingResult = pingResult and pingallHosts( main, hostNames )
# Test rerouting if these variables exist
if sw1 and sw2 and expectedLink:
# link down
linkDownResult = link( main, sw1, sw2, "down" )
intentResult = intentResult and checkIntentState( main, intentsId )
# Check flows count in each node
checkFlowsCount( main )
# Verify flows
checkFlowsState( main )
# Check OnosTopology
topoResult = checkTopology( main, expectedLink )
# Ping hosts
pingResult = pingResult and pingallHosts( main, hostNames )
intentResult = checkIntentState( main, intentsId )
# Checks ONOS state in link down
if linkDownResult and topoResult and pingResult 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" )
time.sleep( main.rerouteSleep )
# Check flows count in each node
checkFlowsCount( main )
# Verify flows
checkFlowsState( main )
# Check OnosTopology
topoResult = checkTopology( main, main.numLinks )
# Ping hosts
pingResult = pingResult and pingallHosts( main, hostNames )
intentResult = checkIntentState( main, intentsId )
# Checks ONOS state in link up
if linkUpResult and topoResult and pingResult 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 )
stepResult = pingResult and linkDownResult and linkUpResult \
and intentResult and removeIntentResult
return stepResult
def pointIntent( 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
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
hostNames = [ host1, host2 ]
intentsId = []
pingResult = main.TRUE
intentResult = main.TRUE
removeIntentResult = main.TRUE
flowResult = main.TRUE
topoResult = main.TRUE
linkDownResult = main.TRUE
linkUpResult = main.TRUE
onosNode = int( onosNode )
# Adding bidirectional point intents
main.log.info( itemName + ": Adding point intents" )
intent1 = main.CLIs[ onosNode ].addPointIntent( ingressDevice=deviceId1,
egressDevice=deviceId2,
ingressPort=port1,
egressPort=port2,
ethType=ethType,
ethSrc=mac1,
ethDst=mac2,
bandwidth=bandwidth,
lambdaAlloc=lambdaAlloc,
ipProto=ipProto,
ipSrc=ip1,
ipDst=ip2,
tcpSrc=tcp1,
tcpDst=tcp2 )
intent2 = main.CLIs[ onosNode ].addPointIntent( ingressDevice=deviceId2,
egressDevice=deviceId1,
ingressPort=port2,
egressPort=port1,
ethType=ethType,
ethSrc=mac2,
ethDst=mac1,
bandwidth=bandwidth,
lambdaAlloc=lambdaAlloc,
ipProto=ipProto,
ipSrc=ip2,
ipDst=ip1,
tcpSrc=tcp2,
tcpDst=tcp1 )
# Get all intents ID in the system, time delay right after intents are added
time.sleep( main.addIntentSleep )
intentsId = main.CLIs[ 0 ].getIntentsId()
# Check intents state
time.sleep( main.checkIntentSleep )
intentResult = checkIntentState( main, intentsId )
# Check flows count in each node
checkFlowsCount( main )
# Check intents state again if first check fails...
if not intentResult:
intentResult = checkIntentState( main, intentsId )
# Check flows count in each node
checkFlowsCount( main )
# Verify flows
checkFlowsState( main )
# Ping hosts
firstPingResult = pingallHosts( main, hostNames )
if not firstPingResult:
main.log.debug( "First ping failed, there must be" +
" something wrong with ONOS performance" )
# Ping hosts again...
pingResult = pingResult and pingallHosts( main, hostNames )
# Test rerouting if these variables exist
if sw1 and sw2 and expectedLink:
# link down
linkDownResult = link( main, sw1, sw2, "down" )
intentResult = intentResult and checkIntentState( main, intentsId )
# Check flows count in each node
checkFlowsCount( main )
# Verify flows
checkFlowsState( main )
# Check OnosTopology
topoResult = checkTopology( main, expectedLink )
# Ping hosts
pingResult = pingResult and pingallHosts( main, hostNames )
intentResult = checkIntentState( main, intentsId )
# Checks ONOS state in link down
if linkDownResult and topoResult and pingResult 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" )
time.sleep( main.rerouteSleep )
# Check flows count in each node
checkFlowsCount( main )
# Verify flows
checkFlowsState( main )
# Check OnosTopology
topoResult = checkTopology( main, main.numLinks )
# Ping hosts
pingResult = pingResult and pingallHosts( main, hostNames )
intentResult = checkIntentState( main, intentsId )
# Checks ONOS state in link up
if linkUpResult and topoResult and pingResult 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 )
stepResult = pingResult and linkDownResult and linkUpResult \
and intentResult and removeIntentResult
return stepResult
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
hostNames = [ host1, host2 ]
intentsId = []
iperfResult = main.TRUE
intentResult = main.TRUE
removeIntentResult = main.TRUE
flowResult = main.TRUE
topoResult = main.TRUE
linkDownResult = main.TRUE
linkUpResult = main.TRUE
onosNode = int( onosNode )
# Adding bidirectional point intents
main.log.info( itemName + ": Adding point intents" )
intent1 = main.CLIs[ onosNode ].addPointIntent( ingressDevice=deviceId1,
egressDevice=deviceId2,
ingressPort=port1,
egressPort=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,
ingressPort=port2,
egressPort=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,
ingressPort=port1,
egressPort=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,
ingressPort=port2,
egressPort=port1,
ethType=ethType,
ethSrc=mac2,
ethDst=mac1,
bandwidth=bandwidth,
lambdaAlloc=lambdaAlloc,
ipProto=ipProto,
ipSrc=ip2,
ipDst=ip1,
tcpSrc="",
tcpDst=tcp1 )
# Get all intents ID in the system, time delay right after intents are added
time.sleep( main.addIntentSleep )
intentsId = main.CLIs[ 0 ].getIntentsId()
# Check intents state
time.sleep( main.checkIntentSleep )
intentResult = checkIntentState( main, intentsId )
# Check flows count in each node
checkFlowsCount( main )
# Check intents state again if first check fails...
if not intentResult:
intentResult = checkIntentState( main, intentsId )
# Check flows count in each node
checkFlowsCount( main )
# Verify flows
checkFlowsState( main )
# Run iperf to both host
iperfResult = iperfResult and main.Mininet1.iperftcp( host1,
host2, 10 )
# Test rerouting if these variables exist
if sw1 and sw2 and expectedLink:
# link down
linkDownResult = link( main, sw1, sw2, "down" )
intentResult = intentResult and checkIntentState( main, intentsId )
# Check flows count in each node
checkFlowsCount( main )
# Verify flows
checkFlowsState( main )
# Check OnosTopology
topoResult = checkTopology( main, expectedLink )
# Run iperf to both host
iperfResult = iperfResult and main.Mininet1.iperftcp( host1,
host2, 10 )
intentResult = checkIntentState( main, intentsId )
# 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" )
time.sleep( main.rerouteSleep )
# Check flows count in each node
checkFlowsCount( main )
# Verify flows
checkFlowsState( main )
# Check OnosTopology
topoResult = checkTopology( main, main.numLinks )
# Run iperf to both host
iperfResult = iperfResult and main.Mininet1.iperftcp( host1,
host2, 10 )
intentResult = checkIntentState( main, intentsId )
# 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 )
stepResult = iperfResult and linkDownResult and linkUpResult \
and intentResult and removeIntentResult
return stepResult
def singleToMultiIntent( main,
name,
hostNames,
onosNode=0,
devices="",
ports=None,
ethType="",
macs=None,
bandwidth="",
lambdaAlloc=False,
ipProto="",
ipAddresses="",
tcp="",
sw1="",
sw2="",
expectedLink=0 ):
"""
Verify Single to Multi Point intents
NOTE:If main.hostsData is not defined, variables data should be passed
in the same order index wise. All devices in the list should have the
same format, either all the devices have its port or it doesn't.
eg. hostName = [ 'h1', 'h2' ,.. ]
devices = [ 'of:0000000000000001', 'of:0000000000000002', ...]
ports = [ '1', '1', ..]
...
Description:
Verify add-single-to-multi-intent iterates through the list of given
host | devices and add intents
Steps:
- Get device ids | ports
- Add single to multi 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
hostNames - List of host names
Optional:
onosNode - ONOS node to install the intents in main.CLIs[ ]
0 by default so that it will always use the first
ONOS node
devices - List of device ids in the same order as the hosts
in hostNames
ports - List of port numbers in the same order as the device in
devices
ethType - Ethernet type eg. IPV4, IPV6
macs - List of hosts mac address in the same order as the hosts in
hostNames
bandwidth - Bandwidth capacity
lambdaAlloc - Allocate lambda, defaults to False
ipProto - IP protocol
ipAddresses - IP addresses of host in the same order as the hosts in
hostNames
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 hostNames, "You must specify hosts"
assert devices or main.hostsData, "You must specify devices"
global itemName
itemName = name
tempHostsData = {}
intentsId = []
onosNode = int( onosNode )
macsDict = {}
ipDict = {}
if hostNames and devices:
if len( hostNames ) != len( devices ):
main.log.debug( "hosts and devices does not have the same length" )
#print "len hostNames = ", len( hostNames )
#print "len devices = ", len( devices )
return main.FALSE
if ports:
if len( ports ) != len( devices ):
main.log.error( "Ports and devices does " +
"not have the same length" )
#print "len devices = ", len( devices )
#print "len ports = ", len( ports )
return main.FALSE
else:
main.log.info( "Device Ports are not specified" )
if macs:
for i in range( len( devices ) ):
macsDict[ devices[ i ] ] = macs[ i ]
elif hostNames and not devices and main.hostsData:
devices = []
main.log.info( "singleToMultiIntent function is using main.hostsData" )
for host in hostNames:
devices.append( main.hostsData.get( host ).get( 'location' ) )
macsDict[ main.hostsData.get( host ).get( 'location' ) ] = \
main.hostsData.get( host ).get( 'mac' )
ipDict[ main.hostsData.get( host ).get( 'location' ) ] = \
main.hostsData.get( host ).get( 'ipAddresses' )
#print main.hostsData
#print 'host names = ', hostNames
#print 'devices = ', devices
#print "macsDict = ", macsDict
pingResult = main.TRUE
intentResult = main.TRUE
removeIntentResult = main.TRUE
flowResult = main.TRUE
topoResult = main.TRUE
linkDownResult = main.TRUE
linkUpResult = main.TRUE
devicesCopy = copy.copy( devices )
if ports:
portsCopy = copy.copy( ports )
main.log.info( itemName + ": Adding single point to multi point intents" )
# Check flows count in each node
checkFlowsCount( main )
# Adding bidirectional point intents
for i in range( len( devices ) ):
ingressDevice = devicesCopy[ i ]
egressDeviceList = copy.copy( devicesCopy )
egressDeviceList.remove( ingressDevice )
if ports:
portIngress = portsCopy[ i ]
portEgressList = copy.copy( portsCopy )
del portEgressList[ i ]
else:
portIngress = ""
portEgressList = None
if not macsDict:
srcMac = ""
else:
srcMac = macsDict[ ingressDevice ]
if srcMac == None:
main.log.debug( "There is no MAC in device - " + ingressDevice )
srcMac = ""
intentsId.append(
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="" ) )
# Wait some time for the flow to go through when using multi instance
pingResult = pingallHosts( main, hostNames )
# Check intents state
time.sleep( main.checkIntentSleep )
intentResult = checkIntentState( main, intentsId )
# Check intents state again if first check fails...
if not intentResult:
intentResult = checkIntentState( main, intentsId )
# Check flows count in each node
checkFlowsCount( main )
# Verify flows
checkFlowsState( main )
pingResult = pingResult and pingallHosts( main, hostNames )
# Test rerouting if these variables exist
if sw1 and sw2 and expectedLink:
# link down
linkDownResult = link( main, sw1, sw2, "down" )
intentResult = intentResult and checkIntentState( main, intentsId )
# Check flows count in each node
checkFlowsCount( main )
# Verify flows
checkFlowsState( main )
# Check OnosTopology
topoResult = checkTopology( main, expectedLink )
# Ping hosts
pingResult = pingResult and pingallHosts( main, hostNames )
intentResult = checkIntentState( main, intentsId )
# Checks ONOS state in link down
if linkDownResult and topoResult and pingResult 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" )
time.sleep( main.rerouteSleep )
# Check flows count in each node
checkFlowsCount( main )
# Verify flows
checkFlowsState( main )
# Check OnosTopology
topoResult = checkTopology( main, main.numLinks )
# Ping hosts
pingResult = pingResult and pingallHosts( main, hostNames )
intentResult = checkIntentState( main, intentsId )
# Checks ONOS state in link up
if linkUpResult and topoResult and pingResult 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 )
stepResult = pingResult and linkDownResult and linkUpResult \
and intentResult and removeIntentResult
return stepResult
def multiToSingleIntent( main,
name,
hostNames,
onosNode=0,
devices="",
ports=None,
ethType="",
macs=None,
bandwidth="",
lambdaAlloc=False,
ipProto="",
ipAddresses="",
tcp="",
sw1="",
sw2="",
expectedLink=0 ):
"""
Verify Single to Multi Point intents
NOTE:If main.hostsData is not defined, variables data should be passed in the
same order index wise. All devices in the list should have the same
format, either all the devices have its port or it doesn't.
eg. hostName = [ 'h1', 'h2' ,.. ]
devices = [ 'of:0000000000000001', 'of:0000000000000002', ...]
ports = [ '1', '1', ..]
...
Description:
Verify add-multi-to-single-intent
Steps:
- Get device ids | ports
- Add multi to single 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
hostNames - List of host names
Optional:
onosNode - ONOS node to install the intents in main.CLIs[ ]
0 by default so that it will always use the first
ONOS node
devices - List of device ids in the same order as the hosts
in hostNames
ports - List of port numbers in the same order as the device in
devices
ethType - Ethernet type eg. IPV4, IPV6
macs - List of hosts mac address in the same order as the hosts in
hostNames
bandwidth - Bandwidth capacity
lambdaAlloc - Allocate lambda, defaults to False
ipProto - IP protocol
ipAddresses - IP addresses of host in the same order as the hosts in
hostNames
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 hostNames, "You must specify hosts"
assert devices or main.hostsData, "You must specify devices"
global itemName
itemName = name
tempHostsData = {}
intentsId = []
onosNode = int( onosNode )
macsDict = {}
ipDict = {}
if hostNames and devices:
if len( hostNames ) != len( devices ):
main.log.debug( "hosts and devices does not have the same length" )
#print "len hostNames = ", len( hostNames )
#print "len devices = ", len( devices )
return main.FALSE
if ports:
if len( ports ) != len( devices ):
main.log.error( "Ports and devices does " +
"not have the same length" )
#print "len devices = ", len( devices )
#print "len ports = ", len( ports )
return main.FALSE
else:
main.log.info( "Device Ports are not specified" )
if macs:
for i in range( len( devices ) ):
macsDict[ devices[ i ] ] = macs[ i ]
elif hostNames and not devices and main.hostsData:
devices = []
main.log.info( "multiToSingleIntent function is using main.hostsData" )
for host in hostNames:
devices.append( main.hostsData.get( host ).get( 'location' ) )
macsDict[ main.hostsData.get( host ).get( 'location' ) ] = \
main.hostsData.get( host ).get( 'mac' )
ipDict[ main.hostsData.get( host ).get( 'location' ) ] = \
main.hostsData.get( host ).get( 'ipAddresses' )
#print main.hostsData
#print 'host names = ', hostNames
#print 'devices = ', devices
#print "macsDict = ", macsDict
pingResult = main.TRUE
intentResult = main.TRUE
removeIntentResult = main.TRUE
flowResult = main.TRUE
topoResult = main.TRUE
linkDownResult = main.TRUE
linkUpResult = main.TRUE
devicesCopy = copy.copy( devices )
if ports:
portsCopy = copy.copy( ports )
main.log.info( itemName + ": Adding multi point to single point intents" )
# Check flows count in each node
checkFlowsCount( main )
# Adding bidirectional point intents
for i in range( len( devices ) ):
egressDevice = devicesCopy[ i ]
ingressDeviceList = copy.copy( devicesCopy )
ingressDeviceList.remove( egressDevice )
if ports:
portEgress = portsCopy[ i ]
portIngressList = copy.copy( portsCopy )
del portIngressList[ i ]
else:
portEgress = ""
portIngressList = None
if not macsDict:
dstMac = ""
else:
dstMac = macsDict[ egressDevice ]
if dstMac == None:
main.log.debug( "There is no MAC in device - " + egressDevice )
dstMac = ""
intentsId.append(
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="" ) )
pingResult = pingallHosts( main, hostNames )
# Check intents state
time.sleep( main.checkIntentSleep )
intentResult = checkIntentState( main, intentsId )
# Check intents state again if first check fails...
if not intentResult:
intentResult = checkIntentState( main, intentsId )
# Check flows count in each node
checkFlowsCount( main )
# Verify flows
checkFlowsState( main )
# Ping hosts
pingResult = pingResult and pingallHosts( main, hostNames )
# Ping hosts again...
pingResult = pingResult and pingallHosts( main, hostNames )
# Test rerouting if these variables exist
if sw1 and sw2 and expectedLink:
# link down
linkDownResult = link( main, sw1, sw2, "down" )
intentResult = intentResult and checkIntentState( main, intentsId )
# Check flows count in each node
checkFlowsCount( main )
# Verify flows
checkFlowsState( main )
# Check OnosTopology
topoResult = checkTopology( main, expectedLink )
# Ping hosts
pingResult = pingResult and pingallHosts( main, hostNames )
intentResult = checkIntentState( main, intentsId )
# Checks ONOS state in link down
if linkDownResult and topoResult and pingResult 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" )
time.sleep( main.rerouteSleep )
# Check flows count in each node
checkFlowsCount( main )
# Verify flows
checkFlowsState( main )
# Check OnosTopology
topoResult = checkTopology( main, main.numLinks )
# Ping hosts
pingResult = pingResult and pingallHosts( main, hostNames )
intentResult = checkIntentState( main, intentsId )
# Checks ONOS state in link up
if linkUpResult and topoResult and pingResult 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 )
stepResult = pingResult and linkDownResult and linkUpResult \
and intentResult and removeIntentResult
return stepResult
def pingallHosts( main, hostList ):
# Ping all host in the hosts list variable
print "Pinging : ", hostList
pingResult = main.TRUE
pingResult = main.Mininet1.pingallHosts( hostList )
return pingResult
def getHostsData( main, hostList ):
"""
Use fwd app and pingall to discover all the hosts
"""
activateResult = main.TRUE
appCheck = main.TRUE
getDataResult = main.TRUE
main.log.info( "Activating reactive forwarding app " )
activateResult = main.CLIs[ 0 ].activateApp( "org.onosproject.fwd" )
if not activateResult:
main.log.error( "Something went wrong installing fwd app" )
time.sleep( main.fwdSleep )
if isinstance( hostList[ 0 ], types.StringType ):
main.Mininet1.pingallHosts( hostList )
elif isinstance( hostList[ 0 ], types.ListType ):
for i in xrange( len( hostList ) ):
main.Mininet1.pingallHosts( hostList[ i ] )
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' ]
main.log.info( "Deactivating reactive forwarding app " )
deactivateResult = main.CLIs[ 0 ].deactivateApp( "org.onosproject.fwd" )
if activateResult and deactivateResult and main.hostsData:
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
print main.hostsData
return getDataResult
def checkTopology( main, expectedLink ):
statusResult = main.TRUE
# Check onos topology
main.log.info( itemName + ": Checking ONOS topology " )
for i in range( main.numCtrls ):
topologyResult = main.CLIs[ i ].topology()
statusResult = main.ONOSbench.checkStatus( topologyResult,
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
"""
intentResult = main.TRUE
results = []
main.log.info( itemName + ": Checking intents state" )
# First check of intents
for i in range( main.numCtrls ):
tempResult = main.CLIs[ i ].checkIntentState( intentsId=intentsId )
results.append( tempResult )
expectedState = [ 'INSTALLED', 'INSTALLING' ]
if all( result == main.TRUE for result in results ):
main.log.info( itemName + ": Intents are installed correctly" )
else:
# Wait for at least 5 second before checking the intents again
time.sleep( 5 )
results = []
# Second check of intents since some of the intents may be in
# INSTALLING state, they should be in INSTALLED at this time
for i in range( main.numCtrls ):
tempResult = main.CLIs[ i ].checkIntentState(
intentsId=intentsId )
results.append( tempResult )
if all( result == main.TRUE for result in results ):
main.log.info( itemName + ": Intents are installed correctly" )
else:
main.log.error( itemName + ": Intents are NOT installed correctly" )
intentResult = main.FALSE
return intentResult
def checkFlowsState( main ):
main.log.info( itemName + ": Check flows state" )
checkFlowsResult = main.CLIs[ 0 ].checkFlowsState()
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 removeAllIntents( main ):
"""
Remove all intents in the intentsId
"""
onosSummary = []
removeIntentResult = main.TRUE
# Remove intents
removeIntentResult = main.CLIs[ 0 ].removeAllIntents( )
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 ):
flowsCount.append( len( json.loads( main.CLIs[ i ].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 + 1 ) +
" has " + flowsCount[ i ] + " flows" )
else:
main.log.error( "Checking flows count failed, check summary command" )
return main.FALSE
return main.TRUE