################################################################################ # Version 1.0 $Revision: #1 $ # # # # Copyright 1997 - 2016 by IXIA # # All Rights Reserved. # # # # Revision Log: # # 27/11/2016 - Chandan Mishra - created sample # # # ################################################################################ ################################################################################ # # # LEGAL NOTICE: # # ============== # # The following code and documentation (hereinafter "the script") is an # # example script for demonstration purposes only. # # The script is not a standard commercial product offered by Ixia and have # # been developed and is being provided for use only as indicated herein. The # # script [and all modifications enhancements and updates thereto (whether # # made by Ixia and/or by the user and/or by a third party)] shall at all times # # remain the property of Ixia. # # # # Ixia does not warrant (i) that the functions contained in the script will # # meet the users requirements or (ii) that the script will be without # # omissions or error-free. # # THE SCRIPT IS PROVIDED "AS IS" WITHOUT WARRANTY OF ANY KIND AND IXIA # # DISCLAIMS ALL WARRANTIES EXPRESS IMPLIED STATUTORY OR OTHERWISE # # INCLUDING BUT NOT LIMITED TO ANY WARRANTY OF MERCHANTABILITY AND FITNESS FOR # # A PARTICULAR PURPOSE OR OF NON-INFRINGEMENT. # # THE ENTIRE RISK AS TO THE QUALITY AND PERFORMANCE OF THE SCRIPT IS WITH THE # # USER. # # IN NO EVENT SHALL IXIA BE LIABLE FOR ANY DAMAGES RESULTING FROM OR ARISING # # OUT OF THE USE OF OR THE INABILITY TO USE THE SCRIPT OR ANY PART THEREOF # # INCLUDING BUT NOT LIMITED TO ANY LOST PROFITS LOST BUSINESS LOST OR # # DAMAGED DATA OR SOFTWARE OR ANY INDIRECT INCIDENTAL PUNITIVE OR # # CONSEQUENTIAL DAMAGES EVEN IF IXIA HAS BEEN ADVISED OF THE POSSIBILITY OF # # SUCH DAMAGES IN ADVANCE. # # Ixia will not be required to provide any software maintenance or support # # services of any kind (e.g. any error corrections) in connection with the # # script or any part thereof. The user acknowledges that although Ixia may # # from time to time and in its sole discretion provide maintenance or support # # services for the script any such services are subject to the warranty and # # damages limitations set forth herein and will not obligate Ixia to provide # # any additional maintenance or support services. # # # ################################################################################ ################################################################################ ## # ## Description: # ## This script intends to demonstrate how to use NGPF SR-IPv6-SRH Traffic # ## Using Low Level Python API # ## 1.It will create 1 IPv6 SR Ext Stack in topology1 and in topology2 will # ## contain only ipv6 stack. # ## 2.Configure the multipliers for IPv6 SR Ext # ## 3.Set values of 'Segment List Max Index[n]' # ## 4.Disable the checkbox 'Use This Device As Ingress' for the 2nd Tunnel # ## in 1st device of IPv6 SR Ext. # ## 5.Set values to 'Segment Left' field for the 2nd tunnel of device 1 # ## 6.Disable the checkbox 'Enable Segment 4' for the 1st Tunnel in 1st # ## device of IPv6 SR Ext # ## 7.Create IPv6 PrefixPool behind both topologies # ## 8.Start All protocol # ## 9.Create TrafficItem between NetworkGroup1 to NetworkGroup2 # ## 10.Apply and Start Traffic # ## 11.Print Traffic Flow Statistics # ## 12.Stop Traffic # ## 13.Stop Protocols # ## # ## Ixia Software: # ## IxOS 8.20 EA # ## IxNetwork 8.20 EA # ## # ################################################################################# import os import sys import time def assignPorts (ixNet, realPort1, realPort2) : chassis1 = realPort1[0] chassis2 = realPort2[0] card1 = realPort1[1] card2 = realPort2[1] port1 = realPort1[2] port2 = realPort2[2] root = ixNet.getRoot() vport1 = ixNet.add(root, 'vport') ixNet.commit() vport1 = ixNet.remapIds(vport1)[0] vport2 = ixNet.add(root, 'vport') ixNet.commit() vport2 = ixNet.remapIds(vport2)[0] chassisObj1 = ixNet.add(root + '/availableHardware', 'chassis') ixNet.setAttribute(chassisObj1, '-hostname', chassis1) ixNet.commit() chassisObj1 = ixNet.remapIds(chassisObj1)[0] if (chassis1 != chassis2) : chassisObj2 = ixNet.add(root + '/availableHardware', 'chassis') ixNet.setAttribute(chassisObj2, '-hostname', chassis2) ixNet.commit() chassisObj2 = ixNet.remapIds(chassisObj2)[0] else : chassisObj2 = chassisObj1 # end if cardPortRef1 = chassisObj1 + '/card:%s/port:%s' % (card1,port1) ixNet.setMultiAttribute(vport1, '-connectedTo', cardPortRef1, '-rxMode', 'captureAndMeasure', '-name', 'Ethernet - 001') ixNet.commit() cardPortRef2 = chassisObj2 + '/card:%s/port:%s' % (card2,port2) ixNet.setMultiAttribute(vport2, '-connectedTo', cardPortRef2, '-rxMode', 'captureAndMeasure', '-name', 'Ethernet - 002') ixNet.commit() # end def assignPorts ################################################################################ # Either feed the ixNetwork library path in the sys.path as below, or put the # IxNetwork.pm file somewhere else where we python can autoload it. # "IxNetwork.pm" is available in \API\Python ################################################################################ ixNetPath = r'C:\Program Files (x86)\Ixia\IxNetwork\8.20.0.194-EB\API\Python' sys.path.append(ixNetPath) import IxNetwork ################################################################################# # Give chassis/client/ixNetwork server port/ chassis port HW port information # below ################################################################################# ixTclServer = '10.216.108.27' ixTclPort = '8092' ports = [('10.216.108.99', '11', '5',), ('10.216.108.99', '11', '6',)] # get IxNet class ixNet = IxNetwork.IxNet() print("connecting to IxNetwork client") ixNet.connect(ixTclServer, '-port', ixTclPort, '-version', '8.20', '-setAttribute', 'strict') # cleaning up the old configfile, and creating an empty config print("cleaning up the old configfile, and creating an empty config") ixNet.execute('newConfig') ################################################################################ # 1. Protocol configuration section. Configure ISIS as per the description # give above ################################################################################ # assigning ports print("Assigning the ports") assignPorts(ixNet, ports[0], ports[1]) time.sleep(5) root = ixNet.getRoot() vportTx = ixNet.getList(root, 'vport')[0] vportRx = ixNet.getList(root, 'vport')[1] # Adding topologies print("Adding 2 topologies") ixNet.add(root, 'topology', '-vports', vportTx) ixNet.add(root, 'topology', '-vports', vportRx) ixNet.commit() topologies = ixNet.getList(ixNet.getRoot(), 'topology') topo1 = topologies[0] topo2 = topologies[1] # Adding Device Groups print "Adding 2 device groups" ixNet.add(topo1, 'deviceGroup') ixNet.add(topo2, 'deviceGroup') ixNet.commit() t1devices = ixNet.getList(topo1, 'deviceGroup') t2devices = ixNet.getList(topo2, 'deviceGroup') t1dev1 = t1devices[0] t2dev1 = t2devices[0] print("Configuring the multipliers (number of sessions)") ixNet.setAttribute(t1dev1, '-multiplier', '1') ixNet.setAttribute(t2dev1, '-multiplier', '1') ixNet.commit() print("Adding ethernet/mac endpoints") ixNet.add(t1dev1, 'ethernet') ixNet.add(t2dev1, 'ethernet') ixNet.commit() mac1 = ixNet.getList(t1dev1, 'ethernet')[0] mac2 = ixNet.getList(t2dev1, 'ethernet')[0] print("Configuring the mac addresses %s" % (mac1)) ixNet.setMultiAttribute(ixNet.getAttribute(mac1, '-mac') + '/counter', '-direction', 'increment', '-start', '18:03:73:C7:6C:B1', '-step', '00:00:00:00:00:01') ixNet.setAttribute(ixNet.getAttribute(mac2, '-mac') + '/singleValue', '-value', '18:03:73:C7:6C:01') ixNet.commit() print("Add ipv6 over Ethernet stack") ixNet.add(mac1, 'ipv6') ixNet.add(mac2, 'ipv6') ixNet.commit() ip1 = ixNet.getList(mac1, 'ipv6')[0] ip2 = ixNet.getList(mac2, 'ipv6')[0] mvAdd1 = ixNet.getAttribute(ip1, '-address') mvAdd2 = ixNet.getAttribute(ip2, '-address') mvGw1 = ixNet.getAttribute(ip1, '-gatewayIp') mvGw2 = ixNet.getAttribute(ip2, '-gatewayIp') print("Configuring ipv6 addresses") ixNet.setAttribute(mvAdd1 + '/singleValue', '-value', '2000:0:0:1:0:0:0:1') ixNet.setAttribute(mvAdd2 + '/singleValue', '-value', '2000:0:0:1:0:0:0:101') ixNet.setAttribute(mvGw1 + '/singleValue', '-value', '2000:0:0:1:0:0:0:101') ixNet.setAttribute(mvGw2 + '/singleValue', '-value', '2000:0:0:1:0:0:0:1') ixNet.setAttribute(ixNet.getAttribute(ip1, '-prefix') + '/singleValue', '-value', '64') ixNet.setAttribute(ixNet.getAttribute(ip2, '-prefix') + '/singleValue', '-value', '64') ixNet.setMultiAttribute(ixNet.getAttribute(ip1, '-resolveGateway') + '/singleValue', '-value', 'true') ixNet.setMultiAttribute(ixNet.getAttribute(ip2, '-resolveGateway') + '/singleValue', '-value', 'true') ixNet.commit() print("Adding IPv6 SR Ext stack over IPv6 stack for Device Group 1\n") ixNet.add(ip1, 'ipv6sr') ixNet.commit() ipv6sr = ixNet.getList(ip1, 'ipv6sr')[0] print("Configuring the multipliers for IPv6 SR Ext") ixNet.setAttribute(ipv6sr, '-multiplier', '2') ixNet.commit() print("Set values to Segment List Max Index[n]") ixNet.setAttribute(ipv6sr, '-numberSegments', '5') ixNet.commit() print("Disabling the checkbox 'Use This Device As Ingress' for the 2nd Tunnel in 1st device of IPv6 SR Ext") useAsIngress = ixNet.getAttribute(ipv6sr, '-useAsIngress') OverlayIngress = ixNet.add(useAsIngress, 'overlay') ixNet.setMultiAttribute(OverlayIngress, '-count', '1', '-index', '2', '-indexStep', '0', '-valueStep', 'false', '-value', 'false') ixNet.commit() print("Setting values to 'Segment Left' field for the 2nd tunnel of device 1") segmentsLeft = ixNet.getAttribute(ipv6sr, '-segmentsLeft') OverlaySL = ixNet.add(segmentsLeft, 'overlay') ixNet.setMultiAttribute(OverlaySL, '-count', '1', '-index', '2', '-indexStep', '0', '-valueStep', '3', '-value', '3') ixNet.commit() print("Disabling the checkbox 'Enable Segment 4' for the 1st Tunnel in 1st device of IPv6 SR Ext") IPv6SegmentsList4 = ixNet.getList(ipv6sr, 'IPv6SegmentsList')[3] print("IPv6SegmentsList4") sIDEnable = ixNet.getAttribute(IPv6SegmentsList4, '-sIDEnable') print("sIDEnable") OverlaySID = ixNet.add(sIDEnable, 'overlay') print("OverlaySID") ixNet.setMultiAttribute(OverlaySID, '-count', '1', '-index', '1', '-indexStep', '0', '-valueStep', 'false', '-value', 'false') #ixNet.setAttribute(OverlaySID, '-index', '1','-value', 'false') ixNet.commit() ixNet.execute('createDefaultStack', t1dev1, 'ipv6PrefixPools') networkGroup1 = ixNet.getList(t1dev1, 'networkGroup')[0] ixNet.commit() ixNet.execute('createDefaultStack', t2dev1, 'ipv6PrefixPools') networkGroup2 = ixNet.getList(t2dev1, 'networkGroup')[0] ixNet.commit() ################################################################################ # Start ISIS protocol and wait for 60 seconds ################################################################################ print("Starting protocols and waiting for 60 seconds for protocols to come up") ixNet.execute('startAllProtocols') time.sleep(60) ################################################################################ ## Configure L2-L3 traffic ################################################################################# print ("Congfiguring L2-L3 IPv4 Traffic Item") print("Configuring traffic item with endpoints src ::ipv6PrefixPools & dst :ipv6PrefixPools") trafficItem1 = ixNet.add(ixNet.getRoot() + '/traffic', 'trafficItem') ixNet.setMultiAttribute(trafficItem1, '-name', 'IPv6_Traffic_Item_1', '-roundRobinPacketOrdering', 'false', '-trafficType', 'ipv6') ixNet.commit() trafficItem1 = (ixNet.remapIds(trafficItem1))[0] endpointSet1 = ixNet.add(trafficItem1, 'endpointSet') source = (networkGroup1 + '/ipv6PrefixPools:1') destination = (networkGroup2 + '/ipv6PrefixPools:1') ixNet.setMultiAttribute(endpointSet1, '-name', 'EndpointSet-1', '-multicastDestinations', (''), '-scalableSources', (''), '-multicastReceivers', (''), '-scalableDestinations', (''), '-ngpfFilters', (''), '-trafficGroups', (''), '-sources', source, '-destinations', destination) ixNet.commit() ixNet.setMultiAttribute(trafficItem1 + '/tracking', '-trackBy', ['sourceDestEndpointPair0','trackingenabled0', 'smFlowDescriptor0'], '-fieldWidth', 'thirtyTwoBits', '-protocolOffset', 'Root.0', '-values', []) ixNet.commit() ############################################################################### # Apply and start L2/L3 traffic # ############################################################################### print ('applying L2/L3 traffic') ixNet.execute('apply', ixNet.getRoot() + '/traffic') time.sleep(5) print ('starting L2/L3 traffic') ixNet.execute('start', ixNet.getRoot() + '/traffic') ############################################################################### # Retrieve Traffic Flow Statistics # ############################################################################### print ('Verifying all the L2-L3 traffic stats') viewPage = '::ixNet::OBJ-/statistics/view:"Flow Statistics"/page' statcap = ixNet.getAttribute(viewPage, '-columnCaptions') for statValList in ixNet.getAttribute(viewPage, '-rowValues') : for statVal in statValList : print("***************************************************") index = 0 for satIndv in statVal : print("%-30s:%s" % (statcap[index], satIndv)) index = index + 1 # end for # end for # end for print("***************************************************") ################################################################################ # Stop L2/L3 traffic # ################################################################################ print ('Stopping L2/L3 traffic') ixNet.execute('stop', ixNet.getRoot() + '/traffic') time.sleep(5) ################################################################################ # Stop all protocols # ################################################################################ print ('Stopping protocols') ixNet.execute('stopAllProtocols') print ('!!! Test Script Ends !!!')