# -*- coding: cp1252 -*- ################################################################################ # Version 1.0 $Revision: 1 $ # # # # Copyright 1997 - 2016 by IXIA # # All Rights Reserved. # # # # Revision Log: # # 21/11/2016 - 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 IPv6 SR Low Level # # Python API. # # # # 1. It will create 2 ISIS topologies, topology2 will have # # IPv6 prefix pool & Simulated Topology. # # 2. Enable SR and SR IPv6 in ISIS Emulated Router. # # 3. Set IPv6 Node Prefix & IPv6 Adj-Sid. # # 4. Enable Segment Routing in Simulated Router and # # Set IPv6 Node Prefix & IPv6 Adj-Sid in Simulated Router. # # 5. Start protocol. # # 6. Retrieve protocol statistics. # # 7. Retrieve protocol learned info in Port1. # # 8. On the fly disable Adj-Sid in simulated interface. # # 9. Retrieve protocol learned info in Port1 after On the Fly change. # # 10. Stop all protocols. # # # # Ixia Softwares: # # 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.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\8.20.0.194-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 = '8091' ports = [('10.216.108.99', '4', '5',), ('10.216.108.99', '4', '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] 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") 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::1') ixNet.setAttribute(mvAdd2 + '/singleValue', '-value', '2000::101') ixNet.setAttribute(mvGw1 + '/singleValue', '-value', '2000::101') ixNet.setAttribute(mvGw2 + '/singleValue', '-value', '2000::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 ISIS over Ethernet stacks") ixNet.add(mac1, 'isisL3') ixNet.add(mac2, 'isisL3') ixNet.commit() isisL3_1 = ixNet.getList(mac1, 'isisL3')[0] isisL3_2 = ixNet.getList(mac2, 'isisL3')[0] print("Renaming the topologies and the device groups") ixNet.setAttribute(topo1, '-name', 'ISIS Topology 1') ixNet.setAttribute(topo2, '-name', 'ISIS Topology 2') ixNet.setAttribute(t1dev1, '-name', 'ISIS Topology 1 Router') ixNet.setAttribute(t2dev1, '-name', 'ISIS Topology 2 Router') ixNet.commit() isisL3Router1_1 = ixNet.getList(t1dev1, 'isisL3Router')[0] isisL3Router2_1 = ixNet.getList(t2dev1, 'isisL3Router')[0] # Enable host name in ISIS routers print("Enabling Host name in Emulated ISIS Routers") deviceGroup1 = ixNet.getList(topo1, 'deviceGroup')[0] isisL3Router1 = ixNet.getList(deviceGroup1, 'isisL3Router')[0] enableHostName1 = ixNet.getAttribute(isisL3Router1, '-enableHostName') ixNet.setAttribute(enableHostName1 + '/singleValue', '-value', 'True') ixNet.commit() time.sleep(5) configureHostName1 = ixNet.getAttribute(isisL3Router1, '-hostName') ixNet.setAttribute(configureHostName1 + '/singleValue', '-value', 'isisL3Router1') ixNet.commit() deviceGroup2 = ixNet.getList(topo2, 'deviceGroup')[0] isisL3Router2 = ixNet.getList(deviceGroup2, 'isisL3Router')[0] enableHostName2 = ixNet.getAttribute(isisL3Router2, '-enableHostName') ixNet.setAttribute(enableHostName2 + '/singleValue', '-value', 'True') ixNet.commit() time.sleep(5) configureHostName2 = ixNet.getAttribute(isisL3Router2, '-hostName') ixNet.setAttribute(configureHostName2 + '/singleValue', '-value', 'isisL3Router2') ixNet.commit # Disable Discard Learned LSP print("Disabling the Discard Learned Info CheckBox") isisL3RouterDiscardLearnedLSP1 = ixNet.getAttribute(ixNet.getList(t1dev1, 'isisL3Router')[0], '-discardLSPs') isisL3RouterDiscardLearnedLSP2 = ixNet.getAttribute(ixNet.getList(t2dev1, 'isisL3Router')[0], '-discardLSPs') ixNet.setMultiAttribute(isisL3RouterDiscardLearnedLSP1, '-pattern', 'singleValue', '-clearOverlays', 'False') ixNet.setMultiAttribute(isisL3RouterDiscardLearnedLSP1 + '/singleValue', '-value', 'False') ixNet.setMultiAttribute(isisL3RouterDiscardLearnedLSP2, '-pattern', 'singleValue', '-clearOverlays', 'False') ixNet.setMultiAttribute(isisL3RouterDiscardLearnedLSP2 + '/singleValue', '-value', 'False') #print ('ixNet.help(\'::ixNet::OBJ-/topology/deviceGroup/ethernet/isisL3\')') #print (ixNet.help('::ixNet::OBJ-/topology/deviceGroup/ethernet/isisL3')) ################################################################################ # 2.Enabling Segment Routing in Emulated Router # ################################################################################ print("Enabling Segment Routing for ISIS") ixNet.setAttribute(isisL3Router1, '-enableSR', 'true') ixNet.setAttribute(isisL3Router2, '-enableSR', 'true') ixNet.commit() ################################################################################ # 3.Enabling SR-IPv6 Flag under Segnment Routing Tab in ISIS-L3 RTR ################################################################################ print("Enabling SR-IPv6 Flag under Segment Routing Tab") sr_ipv6_flag1 = ixNet.getAttribute(isisL3Router1, '-ipv6Srh') ixNet.setMultiAttribute(sr_ipv6_flag1 + '/singleValue', '-value', 'true') ixNet.commit() sr_ipv6_flag2 = ixNet.getAttribute(isisL3Router2, '-ipv6Srh') ixNet.setMultiAttribute(sr_ipv6_flag2 + '/singleValue', '-value', 'true') ixNet.commit() ################################################################################ # 4.Setting IPv6 Node Prefix Address ################################################################################ print("Setting IPv6 Node Prefix Address") ipv6_node_prefix_add1 = ixNet.getAttribute(isisL3Router1, '-ipv6NodePrefix') ixNet.setAttribute(ipv6_node_prefix_add1 + '/singleValue', '-value', '3000::1') ixNet.commit() ipv6_node_prefix_add2 = ixNet.getAttribute(isisL3Router1, '-ipv6NodePrefix') ixNet.setAttribute(ipv6_node_prefix_add2 + '/singleValue', '-value', '4000::101') ixNet.commit() ################################################################################ # 5.Enabling Adj-Sid under Segnment Routing Tab in ISIS-L3 IF ################################################################################ print("Enabling Adj-SID in first Emulated Router") enableAdjSID1 = ixNet.getAttribute(isisL3_1, '-enableAdjSID') ixNet.setAttribute(enableAdjSID1 + '/singleValue', '-value', 'true') ixNet.commit() print("Enabling Adj-SID in second Emulated Router") enableAdjSID2 = ixNet.getAttribute(isisL3_2, '-enableAdjSID') ixNet.setAttribute(enableAdjSID2 + '/singleValue', '-value', 'true') ixNet.commit() print("Set IPv6 Adj-SID value in first Emulated Router") ipv6SidValue1 =ixNet.getAttribute(isisL3_1, '-ipv6SidValue') ixNet.setAttribute(ipv6SidValue1 + '/singleValue', '-value', '5000::1') ixNet.commit() print("Set IPv6 Adj-SID value in second Emulated Router") ipv6SidValue2 = ixNet.getAttribute(isisL3_2, '-ipv6SidValue') ixNet.setAttribute(ipv6SidValue2 + '/singleValue', '-value', '6000::1') ixNet.commit() print("Adding Network Group behind ISIS Device Group2") ixNet.execute('createDefaultStack', t2devices, 'networkTopology') time.sleep(5) networkGroup1 =ixNet.getList(t2dev1, 'networkGroup')[0] networkGroup2 = ixNet.add(t2dev1, 'networkGroup') ixNet.setAttribute(networkGroup1, '-name', 'ISIS_Network_Group1') ixNet.commit() print("Adding IPv6 Prefix Pool behind ISIS Device Group2") ipv6PrefixPools = ixNet.add(networkGroup2, 'ipv6PrefixPools') time.sleep(2) ixNet.commit() ixNet.setAttribute(networkGroup2, '-multiplier', '1') ixNet.commit() ixNet.setAttribute(networkGroup2, '-name', 'ISIS_IPv6_Prefix_Pools') ixNet.commit() print("Enabling Advertise IPv6 SID under IPv6 PrefixPool") isisL3RouteProperty = ixNet.add(ipv6PrefixPools, 'isisL3RouteProperty') ipv6Srh = ixNet.getAttribute(isisL3RouteProperty, '-ipv6Srh') ixNet.setAttribute(ipv6Srh + '/singleValue', '-value', 'True') ixNet.commit() ################################################################################ # 4.Enabling Segment Routing in simulated router ################################################################################ print("Enabling Segment Routing in Simulated Routers on Network Group behind Device Group2") networkTopo1 = ixNet.getList(networkGroup1, 'networkTopology')[0] simRouter1 =ixNet.getList(networkTopo1, 'simRouter')[0] isisPseudoRouter1 =ixNet.getList(simRouter1, 'isisL3PseudoRouter')[0] ixNet.setAttribute(isisPseudoRouter1, '-enableSR', 'true') ixNet.commit() print("Enabling SR-IPv6 Flag in Simulated Routers on Network Group behind Device Group2") sr_ipv6_flag1 = ixNet.getAttribute(isisPseudoRouter1, '-ipv6Srh') ixNet.setAttribute(sr_ipv6_flag1 + '/singleValue', '-value', 'true') ixNet.commit() print("Setting IPv6 Node Prefix Address in Simulated Routers on Network Group behind Device Group2") ipv6_node_prefix_add1 =ixNet.getAttribute(isisPseudoRouter1, '-ipv6NodePrefix') svSID2 = ixNet.add(ipv6_node_prefix_add1, 'singleValue') ixNet.setAttribute(svSID2, '-value', '7000::1') ixNet.commit() print("Enabling Adj-Sid in Simulated Interface on Network Group behind Device Group2") networkTopo1 = ixNet.getList(networkGroup1, 'networkTopology')[0] simInterface1 = ixNet.getList(networkTopo1, 'simInterface')[0] isisL3PseudoInterface1 = ixNet.getList(simInterface1, 'isisL3PseudoInterface')[0] adj_sid = ixNet.getAttribute(isisL3PseudoInterface1, '-enableAdjSID') ixNet.setAttribute(adj_sid + '/singleValue', '-value', 'true') ixNet.commit() print("Set IPv6 Adj-SID value for Simulated Interface") ipv6SidValue1 = ixNet.getAttribute(isisL3PseudoInterface1, '-ipv6SidValue') svAdjSID2 = ixNet.add(ipv6SidValue1, 'singleValue') ixNet.setAttribute(svAdjSID2, '-value', '8000::1') ixNet.commit() ################################################################################ # 5. 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) ################################################################################ # 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("***************************************************") ############################################################################### # 7. Retrieve protocol learned info in Port 1 ############################################################################### print("Fetching ISIS SR IPv6 Prefix Learned Info in Port 1\n") ixNet.execute('getLearnedInfo', isisL3_1, '1') time.sleep(5) linfo = ixNet.getList(isisL3_1, 'learnedInfo')[0] ipv6table = ixNet.getList(linfo, 'table')[2] values = ixNet.getAttribute(ipv6table, '-values') print("***************************************************\n") for v in values: print(v) # end for print("***************************************************") print("Fetching ISIS SR IPv6 Adjacency Learned Info in Port 1\n") ixNet.execute('getLearnedInfo', isisL3_1, '1') time.sleep(5) linfo = ixNet.getList(isisL3_1, 'learnedInfo')[0] ipv6table = ixNet.getList(linfo, 'table')[3] values = ixNet.getAttribute(ipv6table, '-values') print("***************************************************\n") for v in values: print(v) # end for print("***************************************************") ################################################################################ # 9. Setting on the fly change of IPv6 Node Prefix Address in Simulated Router ################################################################################ print("Disabling Adj-Sid on the fly \n") ipv6SidValue1 = ixNet.getAttribute(isisL3PseudoInterface1, '-enableAdjSID') ixNet.setAttribute(ipv6SidValue1 + '/singleValue', '-value', 'false') 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 print("Wait for 30 seconds ...") time.sleep(5) ############################################################################### # 10. Retrieve protocol learned info ############################################################################### print("Fetching ISIS SR IPv6 Adjacency Learned Info in Port 1\n") ixNet.execute('getLearnedInfo', isisL3_1, '1') time.sleep(5) linfo = ixNet.getList(isisL3_1, 'learnedInfo')[0] ipv6table = ixNet.getList(linfo, 'table')[3] values = ixNet.getAttribute(ipv6table, '-values') print("***************************************************\n") for v in values: print(v) # end for print("***************************************************") ################################################################################ # Stop all protocols # ################################################################################ print ('Stopping protocols') ixNet.execute('stopAllProtocols') print ('!!! Test Script Ends !!!')