# -*- coding: cp1252 -*- #!/usr/bin/tclsh ################################################################################ # # # 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 API # # It will create 2 BGP topologies, it will start the emulation and # # than it will retrieve and display few statistics # ################################################################################ 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\7.40-EA\API\Python' sys.path.append(ixNetPath) import IxNetwork ################################################################################# # Give chassis/client/ixNetwork server port/ chassis port HW port information # # below # ################################################################################# ixTclServer = '10.39.50.121' ixTclPort = '8239' ports = [('10.39.50.123', '1', '7',), ('10.39.50.123', '1', '8',)] # get IxNet class ixNet = IxNetwork.IxNet() print("connecting to IxNetwork client") ixNet.connect(ixTclServer, '-port', ixTclPort, '-version', '7.40', '-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') ################################################################################ # protocol configuration section # ################################################################################ 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', '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 ('ixNet.help(\'::ixNet::OBJ-/topology/deviceGroup/ethernet\')') 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 IPv4 stacks") ixNet.add(ip1, 'bgpIpv4Peer') ixNet.add(ip2, 'bgpIpv4Peer') ixNet.commit() bgp1 = ixNet.getList(ip1, 'bgpIpv4Peer')[0] bgp2 = ixNet.getList(ip2, 'bgpIpv4Peer')[0] print("Renaming the topologies and the device groups") ixNet.setAttribute(topo1, '-name', 'BGP Topology 1') ixNet.setAttribute(topo2, '-name', 'BGP Topology 2') ixNet.setAttribute(t1dev1, '-name', 'SR-TE Policy Controller') ixNet.setAttribute(t2dev1, '-name', 'Head/Tail End 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 ("Enabling IPv4 SRTE Capability") cap1 = ixNet.getAttribute(bgp1, '-capabilitySRTEPoliciesV4') cap2 = ixNet.getAttribute(bgp2, '-capabilitySRTEPoliciesV4') sv1 = ixNet.getList(cap1, 'singleValue')[0] sv2 = ixNet.getList(cap2, 'singleValue')[0] ixNet.setAttribute(sv1, '-value', 'true') ixNet.setAttribute(sv2, '-value', 'true') ixNet.commit() print ("Enabling IPv4 SR TE Policy Learned Info filter") filter1 = ixNet.getAttribute(bgp1, '-filterSRTEPoliciesV4') filter2 = ixNet.getAttribute(bgp2, '-filterSRTEPoliciesV4') sv1 = ixNet.getList(filter1, 'singleValue')[0] sv2 = ixNet.getList(filter2, 'singleValue')[0] ixNet.setAttribute(sv1, '-value', 'true') ixNet.setAttribute(sv2, '-value', 'true') ixNet.commit() print ("*************************************************************") print ("Configuring Controller") print ("*************************************************************") print ("Setting number of polocies") ixNet.setAttribute(bgp1, '-numberSRTEPolicies', '1') ixNet.commit() print ("Setting IPv4 End Point Value") ixNet.setAttribute(ixNet.getAttribute(bgp1 + '/bgpSRTEPoliciesListV4', '-endPointV4') + '/singleValue', '-value', '30.30.30.1') ixNet.commit() print ("Setting color Value") ixNet.setAttribute(ixNet.getAttribute(bgp1 + '/bgpSRTEPoliciesListV4', '-policyColor') + '/singleValue', '-value', '200') ixNet.commit() print ("Setting Number of Segment Lists") ixNet.setAttribute(bgp1 + '/bgpSRTEPoliciesListV4/bgpSRTEPoliciesTunnelEncapsulationListV4', '-numberOfSegmentListV4', '2') ixNet.commit() print ("Enabling Binding SID") ixNet.setAttribute(ixNet.getAttribute(bgp1 + '/bgpSRTEPoliciesListV4/bgpSRTEPoliciesTunnelEncapsulationListV4', '-enBindingTLV') + '/singleValue', '-value', 'true') ixNet.commit() print ("Setting Binding SID Type") ixNet.setAttribute(ixNet.getAttribute(bgp1 + '/bgpSRTEPoliciesListV4/bgpSRTEPoliciesTunnelEncapsulationListV4', '-bindingSIDType') + '/singleValue', '-value', 'sid4') ixNet.commit() print ("Setting SID value") ixNet.setAttribute(ixNet.getAttribute(bgp1 + '/bgpSRTEPoliciesListV4/bgpSRTEPoliciesTunnelEncapsulationListV4', '-SID4Octet') + '/singleValue', '-value', '400') ixNet.commit() print ("Setting Number of Segments") ixNet.setAttribute(bgp1 + '/bgpSRTEPoliciesListV4/bgpSRTEPoliciesTunnelEncapsulationListV4/bgpSRTEPoliciesSegmentListV4', '-numberOfSegmentsV4', '3') ixNet.commit() print ("Setting lable value for -MPLS SID Only- Segment Type") ixNet.setAttribute(ixNet.getAttribute(bgp1 + '/bgpSRTEPoliciesListV4/bgpSRTEPoliciesTunnelEncapsulationListV4/bgpSRTEPoliciesSegmentListV4/bgpSRTEPoliciesSegmentsCollectionV4', '-label') + '/singleValue', '-value', '999') ixNet.commit() print ("*************************************************************") print ("Configuring Prefix") print ("*************************************************************") print("Adding the NetworkGroup with Routers at back of it") prefixpool1 = ixNet.execute('createDefaultStack', t2dev1, 'ipv4PrefixPools') networkGroup1 = (ixNet.getList(t2dev1, 'networkGroup'))[0] ixNet.setAttribute(networkGroup1, '-name', 'Endpoint Prefix Advertising color') ip4pool = (ixNet.getList(networkGroup1, 'ipv4PrefixPools'))[0] bgpIPRouteProperty = (ixNet.getList(ip4pool, 'bgpIPRouteProperty'))[0] print ("Setting Network Address") ixNet.setAttribute(ixNet.getAttribute(ip4pool, '-networkAddress') + '/singleValue', '-value', '30.30.30.1') print ("Enabling Extended Community") ixNet.setAttribute(ixNet.getAttribute(bgpIPRouteProperty,'-enableExtendedCommunity') + '/singleValue', '-value', 'true') print ("Setting Extended Community Type") ixNet.setAttribute(ixNet.getAttribute(bgpIPRouteProperty + '/bgpExtendedCommunitiesList:1', '-type') + '/singleValue', '-value', 'opaque') print ("Setting Extended Community Sub-Type") ixNet.setAttribute(ixNet.getAttribute(bgpIPRouteProperty + '/bgpExtendedCommunitiesList:1', '-subType') + '/singleValue', '-value', 'color') print ("Setting Color Value") ixNet.setAttribute(ixNet.getAttribute(bgpIPRouteProperty + '/bgpExtendedCommunitiesList:1', '-colorValue') + '/singleValue', '-value', '200') ixNet.commit() ################################################################################ # Start protocol and check statistics # ################################################################################ print("Starting protocols and waiting for 60 seconds for protocols to come up") ixNet.execute('startAllProtocols') time.sleep(45) 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("***************************************************") print ("Verifying BGP Peer related stats\n") viewPage = '::ixNet::OBJ-/statistics/view:"BGP Peer Per Port"/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 section # ################################################################################ print("Changing the label Value on the Fly") ixNet.setAttribute(ixNet.getAttribute(bgp1 + '/bgpSRTEPoliciesListV4/bgpSRTEPoliciesTunnelEncapsulationListV4/bgpSRTEPoliciesSegmentListV4/bgpSRTEPoliciesSegmentsCollectionV4', '-label') + '/singleValue', '-value', '1000') 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(10) ############################################################################### # print learned info # ############################################################################### ixNet.execute('getbgpSrTeLearnedInfoLearnedInfo', bgp2, '1') time.sleep(5) print("Print Bgp Ipv4 SR-TE Learned Info") linfo = ixNet.getList(bgp2, 'learnedInfo')[0] linfoList = ixNet.getList(linfo, 'table') #print "##################################################################" #print linfoList #print "##################################################################" print("***************************************************") tableType = ixNet.getAttribute(linfoList[0], '-type') print(tableType) print("=================================================") columns = ixNet.getAttribute(linfoList[0], '-columns') print(columns) values = ixNet.getAttribute(linfoList[0], '-values') for value in values : print(value) #end for # end for # end for time.sleep(15) print ('Stopping protocols') ixNet.execute('stopAllProtocols') print ('!!! Test Script Ends !!!')