# -*- coding: cp1252 -*- ################################################################################ # Version 1.0 $Revision: 1 $ # # # # Copyright 1997 - 2016 by IXIA # # All Rights Reserved. # # # # Revision Log: # # 09/06/2016 - Sumit - 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 demonstrates usage NGPF BGP API for BGP-SR # # Script uses two back-to-back Ixia ports to demonstrate the protocol # # # # 1. It will create 2 BGP-SR topologies, each having an ipv4 Prefix pool # # 2. Start the ospfv2 protocol. # # 3. Retrieve protocol statistics. # # 4. Enable the IPv4 MPLS Learned Info. filter on the fly. # # 5. Retrieve protocol learned info. # # 6. Configure L2-L3 traffic. # # 7. Start the L2-L3 traffic. # # 8. Retrieve L2-L3 traffic stats. # # 9. Stop L2-L3 traffic. # # 10. Stop all protocols. # # # # Ixia Software: # # IxOS 8.10 EA # # IxNetwork 8.10 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.py file somewhere else where we python can autoload it # # "IxNetwork.py" is available in \API\Python # ################################################################################ ixNetPath = r'C:\Program Files (x86)\Ixia\IxNetwork\8.10.1045.7-EB\API\Python' sys.path.append(ixNetPath) import IxNetwork ################################################################################# # Give chassis/client/ixNetwork server port/ chassis port HW port information # # below # ################################################################################# ixTclServer = '10.216.108.113' ixTclPort = '5555' ports = [('xg12-regr', '1', '5',), ('xg12-regr', '1', '6',)] # 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') # 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] 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 "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', '44:22:33:00:00:A1', '-step', '00:00:00:00:00:01') ixNet.setAttribute(ixNet.getAttribute(mac2, '-mac') + '/singleValue', '-value', '44:22:33:00:00:B1') ixNet.commit() 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', '20.20.20.2') ixNet.setAttribute(mvAdd2 + '/singleValue', '-value', '20.20.20.1') ixNet.setAttribute(mvGw1 + '/singleValue', '-value', '20.20.20.1') ixNet.setAttribute(mvGw2 + '/singleValue', '-value', '20.20.20.2') 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() 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] #Configure BGP-SR related fields in BGP router #Enable Capabilities in BGP Routers - IPv4 MPLS & IPv6 MPLS ixNet.setAttribute(bgp1, '-ipv4MplsCapability', 'true') ixNet.setAttribute(bgp1, '-ipv6MplsCapability', 'true') ixNet.setAttribute(bgp2, '-ipv4MplsCapability', 'true') ixNet.setAttribute(bgp2, '-ipv6MplsCapability', 'true') ixNet.commit() print("Renaming the topologies and the device groups") ixNet.setAttribute(topo1, '-name', 'BGP-SR Topology 1') ixNet.setAttribute(topo2, '-name', 'BGP-SR Topology 2') ixNet.setAttribute(t1dev1, '-name', 'BGP-SR Topology 1 Router') ixNet.setAttribute(t2dev1, '-name', 'BGP-SR Topology 2 Router') ixNet.commit() print("Setting IPs in BGP DUT IP tab") ixNet.setAttribute(ixNet.getAttribute(bgp1, '-dutIp') + '/singleValue', '-value', '20.20.20.1') ixNet.setAttribute(ixNet.getAttribute(bgp2, '-dutIp') + '/singleValue', '-value', '20.20.20.2') ixNet.commit() print("Add IPv4 Prefix pool behind BGP Routers") ixNet.execute('createDefaultStack', t1devices, 'ipv4PrefixPools') ixNet.execute('createDefaultStack', t2devices, 'ipv4PrefixPools') networkGroup1 = ixNet.getList(t1dev1, 'networkGroup')[0] networkGroup2 = ixNet.getList(t2dev1, 'networkGroup')[0] ixNet.setAttribute(networkGroup1, '-name', 'BGP_1_IP_Prefix_pool') ixNet.setAttribute(networkGroup2, '-name', 'BGP_2_IP_Prefix_pool') ixNet.commit() print("Configure BGP-SR related fields in IPv4 Prefix Pool behind BGP-SR Topology 1 Router") networkGroup1ipv4PrefixPools = ixNet.getList(networkGroup1, 'ipv4PrefixPools')[0] ipv4PrefixPoolBgpIPRouteProperty = ixNet.getList(networkGroup1ipv4PrefixPools, 'bgpIPRouteProperty')[0] print("Configure prefix pool start address and range on BGP_1_IP_Prefix_pool") ixNet.setMultiAttribute(ixNet.getAttribute(networkGroup1ipv4PrefixPools, '-networkAddress') + '/singleValue', '-value', '5.1.1.1') ixNet.setAttribute(networkGroup1ipv4PrefixPools, '-numberOfAddresses', '5') ixNet.commit() print("Enable BGP-SR and set Segment ID on BGP_1_IP_Prefix_pool") ixNet.setAttribute(ipv4PrefixPoolBgpIPRouteProperty, '-advertiseAsBgp3107Sr', 'true') ixNet.setMultiAttribute(ixNet.getAttribute(ipv4PrefixPoolBgpIPRouteProperty, '-segmentId') + '/singleValue', '-value', '101') ixNet.commit() ################################################################################ # Start protocol and wait for 60 seconds # ################################################################################ print("Start All Protocols and wait for 60 seconds for protocols to come up") ixNet.execute('startAllProtocols') time.sleep(60) ################################################################################ # 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("***************************************************") ################################################################################ # On the fly enable MPLS Learned info filter # ################################################################################ print("Enabling IPv4 MPLS Learned Information filter for BGP Router") ixNet.setAttribute(ixNet.getAttribute(bgp1, '-filterIpV4Mpls') + '/singleValue', '-value', 'true') ixNet.setAttribute(ixNet.getAttribute(bgp2, '-filterIpV4Mpls') + '/singleValue', '-value', 'true') ixNet.commit() globalObj = ixNet.getRoot() + '/globals' topology = globalObj + '/topology' print ("Applying changes on the fly") try : ixNet.execute('applyOnTheFly', topology) except : print("error in applying on the fly change") # end try/expect time.sleep(30) ############################################################################### # Print learned info # ############################################################################### print("Fetching BGP learned on BGP-SR Topology 2 Router") ixNet.execute('getIPv4MplsLearnedInfo', bgp2, '1') time.sleep(5) linfo = ixNet.getList(bgp2, 'learnedInfo')[0] values = ixNet.getAttribute(linfo, '-values') print("BGP learned info") print("***************************************************") for v in values : print(v) # end for print("***************************************************") ################################################################################ # L2/L3 Traffic configuration/apply/start section # ################################################################################ print("Congfiguring L2-L3 Traffic Item") trafficItem1 = ixNet.add(ixNet.getRoot() + '/traffic', 'trafficItem') ixNet.setMultiAttribute(trafficItem1, '-name', 'BGP-SR-Traffic Item', '-roundRobinPacketOrdering', 'false', '-trafficType', 'ipv4') ixNet.commit() trafficItem1 = ixNet.remapIds(trafficItem1)[0] endpointSet1 = ixNet.add(trafficItem1, 'endpointSet') source = [networkGroup2 + '/ipv4PrefixPools:1'] destination = [networkGroup1 + '/ipv4PrefixPools:1'] ixNet.setMultiAttribute(endpointSet1, '-name', 'EndpointSet-1', '-multicastDestinations', [], '-scalableSources', [], '-multicastReceivers', [], '-scalableDestinations', [], '-ngpfFilters', [], '-trafficGroups', [], '-sources', source, '-destinations', destination) ixNet.commit() ixNet.setMultiAttribute(trafficItem1 + '/tracking', '-trackBy', ['mplsFlowDescriptor0', 'trackingenabled0', 'mplsMplsLabelValue0'], '-fieldWidth', 'thirtyTwoBits', '-protocolOffset', 'Root.0', '-values', []) ixNet.commit() 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 30 secs') time.sleep(30) ############################################################################### # Retrieve L2/L3 traffic item statistics # ############################################################################### print ('Print 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 !!!')