# -*- coding: cp1252 -*- ################################################################################ # # # Copyright 1997 - 2020 by IXIA Keysight # # All Rights Reserved. # # # ################################################################################ ################################################################################ # # # 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 BGP RFC 3107 TCL APIs # # About Topology: # # The scenario consists of two BGP peers. # # Each of them capable of carrying Label information for the attached # # advertising Route Range. Unidirectional Traffic is created in between # # the peers. # # Script Flow: # # Step 1. Creation of 2 BGP topologies with RFC3107 IPv4 MPLS Capability # # Step 2. Start of protocol # # Step 3. Protocol Stat display # # Step 4. Learned Info display # # Step 5. Configuration L2-L3 Traffic # # Step 6. Apply and Start of L2-L3 traffic # # Step 7. Display of L2-L3 traffic Stats # # Step 8.Stop of L2-L3 traffic # # Step 9.Stop of all protocols # ################################################################################# 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\8.10-EA\API\Python' sys.path.append(ixNetPath) import IxNetwork ################################################################################# # Give chassis/client/ixNetwork server port/ chassis port HW port information # below ################################################################################# ixTclServer = '10.216.104.58' ixTclPort = '8239' ports = [('10.216.108.82', '7', '15',), ('10.216.108.82', '7', '16',)] # get IxNet class ixNet = IxNetwork.IxNet() print("connecting to IxNetwork client") ixNet.connect(ixTclServer, '-port', ixTclPort, '-version', '8.10', '-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') ################################################################################# # Step 1> protocol configuration section ################################################################################# # assigning 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] # Creating topology and device group print("adding 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] print ('Renaming the topologies and the device groups') ixNet.setAttribute(topo1, '-name', 'BGP Topology 1') ixNet.setAttribute(topo2, '-name', 'BGP Topology 2') 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] ixNet.setAttribute(t1dev1, '-name', 'BGP Router 1') ixNet.setAttribute(t2dev1, '-name', 'BGP Router 2') ixNet.commit() print("Configuring the multipliers (number of sessions)") ixNet.setAttribute(t1dev1, '-multiplier', '1') ixNet.setAttribute(t2dev1, '-multiplier', '1') ixNet.commit() # Adding ethernet stack and configuring MAC 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', '22:22:22:22:22:22', '-step', '00:00:00:00:00:01') ixNet.setAttribute(ixNet.getAttribute(mac2, '-mac') + '/singleValue', '-value', '44:44:44:44:44:44') ixNet.commit() # Adding IPv4 stack and configuring IP Address print("Add ipv4") ixNet.add(mac1, 'ipv4') ixNet.add(mac2, 'ipv4') ixNet.commit() ip1 = ixNet.getList(mac1, 'ipv4')[0] ip2 = ixNet.getList(mac2, 'ipv4')[0] mvAdd1 = ixNet.getAttribute(ip1, '-address') mvAdd2 = ixNet.getAttribute(ip2, '-address') mvGw1 = ixNet.getAttribute(ip1, '-gatewayIp') mvGw2 = ixNet.getAttribute(ip2, '-gatewayIp') print("configuring ipv4 addresses") ixNet.setAttribute(mvAdd1 + '/singleValue', '-value', '50.50.50.2') ixNet.setAttribute(mvAdd2 + '/singleValue', '-value', '50.50.50.1') ixNet.setAttribute(mvGw1 + '/singleValue', '-value', '50.50.50.1') ixNet.setAttribute(mvGw2 + '/singleValue', '-value', '50.50.50.2') ixNet.setAttribute(ixNet.getAttribute(ip1, '-prefix') + '/singleValue', '-value', '24') ixNet.setAttribute(ixNet.getAttribute(ip2, '-prefix') + '/singleValue', '-value', '24') ixNet.setMultiAttribute(ixNet.getAttribute(ip1, '-resolveGateway') + '/singleValue', '-value', 'true') ixNet.setMultiAttribute(ixNet.getAttribute(ip2, '-resolveGateway') + '/singleValue', '-value', 'true') ixNet.commit() # Adding BGP and configuring it print("Adding BGP over IP4 stacks") ixNet.add(ip1, 'bgpIpv4Peer') ixNet.add(ip2, 'bgpIpv4Peer') ixNet.commit() bgp1 = ixNet.getList(ip1, 'bgpIpv4Peer')[0] bgp2 = ixNet.getList(ip2, 'bgpIpv4Peer')[0] print('Enabling IPv4 MPLS Capability in the BGP Peers') ixNet.setMultiAttribute(bgp1, '-ipv4MplsCapability', 'true') ixNet.commit() ixNet.setMultiAttribute(bgp2, '-ipv4MplsCapability', 'true') ixNet.commit() print("Setting IPs in BGP DUT IP tab") ixNet.setAttribute(ixNet.getAttribute(bgp1, '-dutIp') + '/singleValue', '-value', '50.50.50.1') ixNet.setAttribute(ixNet.getAttribute(bgp2, '-dutIp') + '/singleValue', '-value', '50.50.50.2') ixNet.commit() print("Adding NetworkGroup behind BGP DG") networkGroup1 = ixNet.add(t1dev1, 'networkGroup') ixNet.commit() networkGroup1 = ixNet.remapIds(networkGroup1)[0] ipv4PrefixPools1 = ixNet.add(networkGroup1, 'ipv4PrefixPools') ixNet.commit() networkGroup2 = ixNet.add(t2dev1, 'networkGroup') ixNet.commit() networkGroup2 = ixNet.remapIds(networkGroup2)[0] ipv4PrefixPools2 = ixNet.add(networkGroup2, 'ipv4PrefixPools') ixNet.commit() print("Configuring the number of addresses") ixNet.setMultiAttribute(ipv4PrefixPools1, '-numberOfAddresses', '5') ixNet.commit() ixNet.setMultiAttribute(ipv4PrefixPools2, '-numberOfAddresses', '5') ixNet.commit() print ('Enabling BGP 3107 advertising capability in BGP Peer') bgpIPRouteProp1 = ixNet.getList(ipv4PrefixPools1, 'bgpIPRouteProperty')[0] ixNet.setMultiAttribute(bgpIPRouteProp1, '-advertiseAsBgp3107', 'true') ixNet.commit() bgpIPRouteProp1 = ixNet.remapIds(bgpIPRouteProp1)[0] bgpIPRouteProp2 = ixNet.getList(ipv4PrefixPools2, 'bgpIPRouteProperty')[0] ixNet.setMultiAttribute(bgpIPRouteProp2, '-advertiseAsBgp3107', 'true') ixNet.commit() print ('Editing Label values in BGP IP Route Ranges') labelStrt_1 = ixNet.getAttribute(bgpIPRouteProp1, '-labelStart') ixNet.setMultiAttribute(labelStrt_1, '-clearOverlays', 'false') ixNet.commit() ixNet.add(labelStrt_1, 'singleValue') ixNet.setMultiAttribute(labelStrt_1 + '/singleValue', '-value', '1006') ixNet.commit() labelStrt_2 = ixNet.getAttribute(bgpIPRouteProp2, '-labelStart') ixNet.setMultiAttribute(labelStrt_2, '-clearOverlays', 'false') ixNet.commit() ixNet.add(labelStrt_2, 'singleValue') ixNet.setMultiAttribute(labelStrt_2 + '/singleValue', '-value', '2006') ixNet.commit() print ('Enabling IPv4 MPLS Learned Information for BGP Routers') filterIpV4Mpls1 = ixNet.getAttribute(bgp1, '-filterIpV4Mpls') filterIpV4Mpls2 = ixNet.getAttribute(bgp2, '-filterIpV4Mpls') sv1 = filterIpV4Mpls1 + '/singleValue' sv2 = filterIpV4Mpls2 + '/singleValue' ixNet.setAttribute(sv1, '-value', 'true') ixNet.setAttribute(sv2, '-value', 'true') ixNet.commit() print("Configuring the multipliers (number of sessions)") ixNet.setAttribute(networkGroup1, '-multiplier', '5') ixNet.setAttribute(networkGroup2, '-multiplier', '5') ixNet.commit() print ('************************************************************') ################################################################################ # Step 2> Start of protocol. ################################################################################ print("Starting protocols and waiting for 60 seconds for protocols to come up") ixNet.execute('startAllProtocols') time.sleep(60) ################################################################################ # Step 3> Retrieve protocol statistics. ################################################################################ print ("Fetching all Protocol Summary Stats\n") viewPage = '::ixNet::OBJ-/statistics/view:"Protocols Summary"/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("***************************************************") ############################################################################### # Step 4> Retrieve protocol learned info ############################################################################### print("Fetching BGP Learned Info") ixNet.execute('getIPv4MplsLearnedInfo', bgp1, '1') time.sleep(5) linfo = ixNet.getList(bgp1, 'learnedInfo')[0] values = ixNet.getAttribute(linfo, '-values') print("***************************************************") for v in values : print(v) # end for print("***************************************************") ################################################################################ # Step 5> Configure L2-L3 traffic ################################################################################ print("Configuring L2-L3 Traffic Item") trafficItem1 = ixNet.add(ixNet.getRoot() + '/traffic', 'trafficItem') ixNet.setMultiAttribute(trafficItem1, '-name', 'IPv4 Traffic 1', '-roundRobinPacketOrdering', 'false', '-trafficType', 'ipv4') ixNet.commit() trafficItem1 = ixNet.remapIds(trafficItem1)[0] endpointSet1 = ixNet.add(trafficItem1, 'endpointSet') source = [ixNet.getList(networkGroup1, 'ipv4PrefixPools')[0]] destination = [ixNet.getList(networkGroup2, 'ipv4PrefixPools')[0]] 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', 'mplsMplsLabelValue0', 'ipv4DestIp0', 'ipv4SourceIp0']) ixNet.commit() ############################################################################### # Step 8> 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') print ("let traffic run for 120 second") time.sleep(120) ############################################################################### # Step 9> Retrieve L2/L3 traffic item 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("%-34s:%s" % (statcap[index], satIndv)) index = index + 1 # end for # end for # end for print("***************************************************") ################################################################################ # Step 10> Stop L2/L3 traffic. ################################################################################ print ("Stopping L2/L3 traffic") ixNet.execute('stop', ixNet.getRoot() + '/traffic') time.sleep(5) ################################################################################ # Step 11> Stop all protocols. ################################################################################ print ("Stopping protocols") ixNet.execute('stopAllProtocols') print ("!!! Test Script Ends !!!")