################################################################################ # Version 1.0 $Revision: 1 $ # # # # Copyright 1997 - 2016 by IXIA # # All Rights Reserved. # # # # Revision Log: # # 16/08/2016 - Poulomi Chatterjee - 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 RSVPTE P2P HLPy API. # # # # 1. It will create 2 RSVP-TE P2P topologies. # # - Configure P2P Ingress LSPs in Topology 1. # # - Configure P2P Egress LSPs in Topology 2. # # 2. Start all protocol. # # 3. Retrieve protocol statistics. # # 4. Retrieve protocol learned info. # # 5. On The Fly deactivate/activate LSPs. # # 6. Configure L2-L3 traffic. # # 7. Start the L2-L3 traffic. # # 8. Retrieve L2-L3 traffic stats. # # 9. Stop L2-L3 traffic. # # 10. Stop allprotocols. # # # # Ixia Software: # # IxOS 8.10-EA # # IxNetwork 8.10-EA-Update(2) # # # ################################################################################ from pprint import pprint import sys, os import time, re # Append paths to python APIs (Linux and Windows) # sys.path.append('/path/to/hltapi/library/common/ixiangpf/python') # sys.path.append('/path/to/ixnetwork/api/python') from ixiatcl import IxiaTcl from ixiahlt import IxiaHlt from ixiangpf import IxiaNgpf from ixiaerror import IxiaError ixiatcl = IxiaTcl() ixiahlt = IxiaHlt(ixiatcl) ixiangpf = IxiaNgpf(ixiahlt) try: ErrorHandler('', {}) except (NameError,): def ErrorHandler(cmd, retval): global ixiatcl err = ixiatcl.tcl_error_info() log = retval['log'] additional_info = '> command: %s\n> tcl errorInfo: %s\n> log: %s' % (cmd, err, log) raise IxiaError(IxiaError.COMMAND_FAIL, additional_info) ################################################################################ # Connection to the chassis, IxNetwork Tcl Server # ################################################################################ chassis_ip = ['10.216.108.82'] tcl_server = '10.216.108.82' port_list = [['7/7', '7/8']] ixnetwork_tcl_server = '10.216.108.14:2666'; cfgErrors = 0 print "Printing connection variables ... " print 'chassis_ip = %s' % chassis_ip print "tcl_server = %s " % tcl_server print "ixnetwork_tcl_server = %s" % ixnetwork_tcl_server print "port_list = %s " % port_list print "Connect to chassis ..." connect_result = ixiangpf.connect( ixnetwork_tcl_server = ixnetwork_tcl_server, tcl_server = tcl_server, device = chassis_ip, port_list = port_list, break_locks = 1, reset = 1, ) if connect_result['status'] != '1': ErrorHandler('connect', connect_result) print " Printing connection result" pprint(connect_result) #Retrieving the port handles, in a list ports = connect_result['vport_list'].split() ################################################################################ # Creating topology and device group # ################################################################################ # Creating a topology in first port print ('Adding topology:1 in port 1') _result_ = ixiangpf.topology_config( topology_name = """RSVP-TE P2P Topology 1""", port_handle = ports[0], ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('topology_config', _result_) topology_1_handle = _result_['topology_handle'] # Creating a device group in topology print "Creating device group 1 in topology 1\n" _result_ = ixiangpf.topology_config( topology_handle = topology_1_handle, device_group_name = """Device Group 1""", device_group_multiplier = "1", device_group_enabled = "1", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('topology_config', _result_) deviceGroup_1_handle = _result_['device_group_handle'] # Creating a topology in second port print "Adding topology 2 in port 2" _result_ = ixiangpf.topology_config( topology_name = """RSVP-TE P2P Topology 2""", port_handle = ports[1], ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('topology_config', _result_) topology_2_handle = _result_['topology_handle'] # Creating a device group in topology print "Creating device group 2 in topology 2" _result_ = ixiangpf.topology_config( topology_handle = topology_2_handle, device_group_name = """Device Group 2""", device_group_multiplier = "1", device_group_enabled = "1", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('topology_config', _result_) deviceGroup_4_handle = _result_['device_group_handle'] ################################################################################ # Configure protocol interfaces # ################################################################################ # Creating ethernet stack in device group print "Creating ethernet stack in first device group" _result_ = ixiangpf.interface_config( protocol_name = """Ethernet 1""", protocol_handle = deviceGroup_1_handle, mtu = "1500", src_mac_addr = "18.03.73.c7.6c.b2", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('interface_config', _result_) ethernet_1_handle = _result_['ethernet_handle'] # Creating ethernet stack in device group print "Creating ethernet stack in second device group" _result_ = ixiangpf.interface_config( protocol_name = """Ethernet 2""", protocol_handle = deviceGroup_4_handle, mtu = "1500", src_mac_addr = "18.03.73.c7.6c.b1", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('interface_config', _result_) ethernet_2_handle = _result_['ethernet_handle'] # Creating IPv4 Stack on top of Ethernet Stack print "Creating IPv4 stack on first ethernet stack" _result_ = ixiangpf.interface_config( protocol_name = """IPv4 1""", protocol_handle = ethernet_1_handle, ipv4_resolve_gateway = "1", ipv4_manual_gateway_mac = "00.00.00.00.00.01", ipv4_manual_gateway_mac_step = "00.00.00.00.00.00", gateway = "20.20.20.1", intf_ip_addr = "20.20.20.2", netmask = "255.255.255.0", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('interface_config', _result_) ipv4_1_handle = _result_['ipv4_handle'] # Creating IPv4 Stack on top of Ethernet Stack print "Creating IPv4 stack on second ethernet stack" _result_ = ixiangpf.interface_config( protocol_name = """IPv4 2""", protocol_handle = ethernet_2_handle, ipv4_resolve_gateway = "1", ipv4_manual_gateway_mac = "00.00.00.00.00.01", ipv4_manual_gateway_mac_step = "00.00.00.00.00.00", gateway = "20.20.20.2", intf_ip_addr = "20.20.20.1", netmask = "255.255.255.0", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('interface_config', _result_) ipv4_2_handle = _result_['ipv4_handle'] ################################################################################ # Configure RSVP Topologies in both ports as described in Description Section # # above. # ################################################################################ ################################################################################ # Configuring RSVPTE protocols in Topology 1 # ################################################################################ #Creating RSVP-IF on top of ipv4 1 stack print "Creating RSVP-IF on top of ipv4 1 stack\n" _result_ = ixiangpf.emulation_rsvp_config( mode = "create", handle = ipv4_1_handle, using_gateway_ip = "1", dut_ip = "20.20.20.1", label_space_start = "2000", label_space_end = "300000", enable_refresh_reduction = "0", summary_refresh_interval = "30000", enable_bundle_message_sending = "0", enable_hello_extension = "0", hello_interval = "10000", hello_timeout_multiplier = "3", enable_graceful_restart_helper_mode = "0", enable_graceful_restart_restarting_mode = "0", advertised_restart_time = "30000", actual_restart_time = "15000", recovery_time = "30000", number_of_restarts = "0", restart_start_time = "30000", restart_up_time = "30000", enable_bfd_registration = "0", rsvp_neighbor_active = "1", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('emulation_rsvp_config', _result_) rsvpteIf_1_handle = _result_['rsvp_if_handle'] #Adding Network Group behind first DG print "Adding Network Group behind first DG\n" _result_ = ixiangpf.network_group_config( protocol_handle = deviceGroup_1_handle, protocol_name = """Network Group 1""", multiplier = "1", enable_device = "1", connected_to_handle = ethernet_1_handle, type = "ipv4-prefix", ipv4_prefix_network_address = "4.4.4.1", ipv4_prefix_network_address_step = "0.0.0.0", ipv4_prefix_length = "32", ipv4_prefix_number_of_addresses = "1", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('network_group_config', _result_) ipv4PrefixPools_1_handle = _result_['ipv4_prefix_pools_handle'] networkGroup_1_handle = _result_['network_group_handle'] # Adding second Device Group behind Network Group print "Adding second Device Group behind Network Group\n" _result_ = ixiangpf.topology_config( device_group_name = """RSVP 1""", device_group_multiplier = "1", device_group_enabled = "1", device_group_handle = networkGroup_1_handle, ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('topology_config', _result_) deviceGroup_2_handle = _result_['device_group_handle'] # Adding ipv4 loopback in Second Device Group print "Adding ipv4 loopback in Second Device Group\n" _result_ = ixiangpf.interface_config( protocol_name = """IPv4 Loopback 1""", protocol_handle = deviceGroup_2_handle, enable_loopback = "1", connected_to_handle = networkGroup_1_handle, intf_ip_addr = "4.4.4.1", intf_ip_addr_step = "0.0.0.1", netmask = "255.255.255.255", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('interface_config', _result_) ipv4Loopback_1_handle = _result_['ipv4_loopback_handle'] # Adding RSVPTE LSPs over ipv4 Loopback print "Adding RSVPTE LSPs over ipv4 Loopback\n" _result_ = ixiangpf.emulation_rsvp_tunnel_config( mode = "create", handle = ipv4Loopback_1_handle, p2p_ingress_lsps_count = "2", enable_p2p_egress = "0", lsp_active = "true", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('emulation_rsvp_tunnel_config', _result_) rsvpteLsps_1_handle = _result_['rsvpte_lsp_handle'] # Configure RSVPTE LSP parameters in ingress side print "Configure RSVPTE LSP parameters in ingress side\n" _result_ = ixiangpf.multivalue_config( pattern = "counter", counter_start = "5.5.5.1", counter_step = "0.0.3.0", counter_direction = "increment", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('multivalue_config', _result_) multivalue_1_handle = _result_['multivalue_handle'] _result_ = ixiangpf.multivalue_config( pattern = "counter", counter_start = "1", counter_step = "1", counter_direction = "increment", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('multivalue_config', _result_) multivalue_2_handle = _result_['multivalue_handle'] _result_ = ixiangpf.emulation_rsvp_tunnel_config( mode = "create", handle = rsvpteLsps_1_handle, rsvp_p2p_ingress_enable = "1", remote_ip = [multivalue_1_handle], tunnel_id = [multivalue_2_handle], lsp_id = ["101"], using_headend_ip = ["true"], backup_lsp_id = ["5000"], enable_path_re_optimization = ["true"], p2p_ingress_active = ["true"], ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('emulation_rsvp_tunnel_config', _result_) rsvpP2PIngressLsps_1_handle = _result_['rsvpte_p2p_ingress_handle'] print "Ingress Side topology Configuration complete in port 1...\n" ############################################################################## # Configuring RSVPTE protocols in Topology 2 # ############################################################################## #Creating RSVP-IF on top of ipv4 2 stack print "Creating RSVP-IF on top of ipv4 2 stack\n" _result_ = ixiangpf.multivalue_config( pattern = "counter", counter_start = "101.1.0.1", counter_step = "0.0.1.0", counter_direction = "increment", nest_step = '%s' % ("0.0.0.1"), nest_owner = '%s' % (topology_2_handle), nest_enabled = '%s' % ("0"), ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('multivalue_config', _result_) multivalue_5_handle = _result_['multivalue_handle'] _result_ = ixiangpf.emulation_rsvp_config( mode = "create", handle = ipv4_2_handle, using_gateway_ip = "1", dut_ip = multivalue_5_handle, label_space_start = "1500", rsvp_neighbor_active = "1", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('emulation_rsvp_config', _result_) rsvpteIf_2_handle = _result_['rsvp_if_handle'] #Adding IPv4 Prefix Pools behind first DG print "Adding IPv4 Prefix Pools behind first DG\n" _result_ = ixiangpf.network_group_config( protocol_handle = deviceGroup_4_handle, protocol_name = """Network Group 2""", multiplier = "2", enable_device = "1", connected_to_handle = ethernet_2_handle, type = "ipv4-prefix", ipv4_prefix_network_address = "5.5.5.1", ipv4_prefix_network_address_step = "0.0.3.0", ipv4_prefix_length = "32", ipv4_prefix_number_of_addresses = "1", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('network_group_config', _result_) ipv4PrefixPools_2_handle = _result_['ipv4_prefix_pools_handle'] networkGroup_2_handle = _result_['network_group_handle'] # Add DG2 behind IPv4 Prefix Pool print "Add DG2 behind IPv4 Prefix Pool\n" _result_ = ixiangpf.topology_config( device_group_name = """Device Group 4""", device_group_multiplier = "1", device_group_enabled = "1", device_group_handle = networkGroup_2_handle, ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('topology_config', _result_) deviceGroup_5_handle = _result_['device_group_handle'] # Add ipv4 loopback in DG2 print "Add ipv4 loopback in DG2\n" _result_ = ixiangpf.multivalue_config( pattern = "counter", counter_start = "5.5.5.1", counter_step = "0.0.3.0", counter_direction = "increment", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('multivalue_config', _result_) multivalue_6_handle = _result_['multivalue_handle'] _result_ = ixiangpf.interface_config( protocol_name = """IPv4 Loopback 2""", protocol_handle = deviceGroup_5_handle, enable_loopback = "1", connected_to_handle = networkGroup_2_handle, intf_ip_addr = multivalue_6_handle, netmask = "255.255.255.255", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('interface_config', _result_) ipv4Loopback_2_handle = _result_['ipv4_loopback_handle'] # Adding RSVP LSPs over ipv4 Loopback print "Adding RSVP LSPs over ipv4 Loopback\n" _result_ = ixiangpf.emulation_rsvp_tunnel_config( mode = "create", handle = ipv4Loopback_2_handle, p2p_ingress_lsps_count = "0", enable_p2p_egress = "1", lsp_active = "true", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('emulation_rsvp_tunnel_config', _result_) rsvpteLsps_2_handle = _result_['rsvpte_lsp_handle'] # Configure RSVPTE LSP parameters in egress side print "Configure RSVPTE LSP parameters in egress side\n"; _result_ = ixiangpf.multivalue_config( pattern = "counter", counter_start = "2001", counter_step = "1", counter_direction = "increment", ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('multivalue_config', _result_) multivalue_7_handle = _result_['multivalue_handle'] _result_ = ixiangpf.emulation_rsvp_tunnel_config( mode = "create", handle = rsvpteLsps_2_handle, rsvp_p2p_egress_enable = "1", egress_refresh_interval = ["30000"], egress_timeout_multiplier = ["3"], send_reservation_confirmation = ["false"], enable_fixed_label_for_reservations = ["true"], label_value = [multivalue_7_handle], reservation_style = ["se"], reflect_rro = ["true"], egress_number_of_rro_sub_objects = ["0"], egress_active = ["true"], ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('emulation_rsvp_tunnel_config', _result_) rsvpP2PEgressLsps_1_handle = _result_['rsvpte_p2p_egress_handle'] print "Egress Side topology Configuration complete in port 2...\n" ############################################################################ # Start All protocols # ############################################################################ print ('Starting all protocol(s) ...') _result_ = ixiangpf.test_control(action='start_all_protocols') # Check status if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('ixiangpf.test_control', _result_) time.sleep(60) ############################################################################ # Retrieve protocol statistics # ############################################################################ print ('Fetching RSVP aggregated statistics') protostats = ixiangpf.emulation_rsvp_info(\ handle = rsvpteIf_2_handle, mode = 'stats') if protostats['status'] != IxiaHlt.SUCCESS: ErrorHandler('emulation_rsvp_info', protostats) #pprint(protostats) print(protostats) ############################################################################ # Retrieve protocol learned info # ############################################################################ print "Fetching RSVP-TE P2P learned info\n" # Check Learned Info in port1 print "Check Learned Info in Port1 ...\n" linfostatus = ixiangpf.emulation_rsvp_info( handle = rsvpteIf_2_handle, mode = 'learned_info') if linfostatus['status'] != IxiaHlt.SUCCESS: ErrorHandler('emulation_rsvp_info', linfostatus) print('Fetched Linfo successfully...') assignedLinfo= linfostatus['/topology:2/deviceGroup:1/ethernet:1/ipv4:1/rsvpteIf:1']['learned_info']['assigned'] print("----------------RSVP-TE P2P assigned learned info -----------------------") print(assignedLinfo) print("-------------------------------------------------------------------------") linfostatus2 = ixiangpf.emulation_rsvp_info( handle = rsvpteIf_1_handle, mode = 'learned_info') if linfostatus2['status'] != IxiaHlt.SUCCESS: ErrorHandler('emulation_rsvp_info', linfostatus2) print('Fetched Linfo successfully...') receivedLinfo= linfostatus2['/topology:1/deviceGroup:1/ethernet:1/ipv4:1/rsvpteIf:1']['learned_info']['received'] print("----------------RSVP-TE P2P received learned info -----------------------") print(receivedLinfo) print("-------------------------------------------------------------------------") ############################################################################ # On The Fly Deactivate/Activate LSPs ############################################################################ print "On The Fly Deactivate/Activate LSPs" deactivate_lsp = ixiangpf.emulation_rsvp_tunnel_config ( handle = '/topology:2/deviceGroup:1/networkGroup:1/deviceGroup:1/ipv4Loopback:1/rsvpteLsps:1/rsvpP2PEgressLsps', mode = 'disable') if deactivate_lsp['status'] != IxiaHlt.SUCCESS: ErrorHandler('emulation_rsvp_tunnel_config', deactivate_lsp) print "Apply On The Fly changes\n"; applyChanges = ixiangpf.test_control ( action = 'apply_on_the_fly_changes') time.sleep(10) print "On The Fly Activate Egress Lsps"; activate_lsp= ixiangpf.emulation_rsvp_tunnel_config ( handle = '/topology:2/deviceGroup:1/networkGroup:1/deviceGroup:1/ipv4Loopback:1/rsvpteLsps:1/rsvpP2PEgressLsps', mode = 'enable') if activate_lsp['status'] != IxiaHlt.SUCCESS: ErrorHandler('emulation_rsvp_tunnel_config', activate_lsp) print "Apply On The Fly changes\n"; applyChanges = ixiangpf.test_control ( action = 'apply_on_the_fly_changes') time.sleep(30) ################################################################################ # Configure_L2_L3_IPv4 traffic # ################################################################################ print ('Configuring L2-L3 IPv4 traffic item ...') # Check status if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('traffic_control', _result_) _result_ = ixiangpf.traffic_config( mode = 'create', traffic_generator = 'ixnetwork_540', endpointset_count = 1, emulation_src_handle = [[rsvpP2PIngressLsps_1_handle]], emulation_dst_handle = [[rsvpP2PEgressLsps_1_handle]], name = 'RSVP-P2P-Traffic', circuit_endpoint_type = 'ipv4', rate_pps = '1000', track_by = 'trackingenabled0 mplsFlowDescriptor0', ) config_elements = ixiatcl.convert_tcl_list(_result_['traffic_item']) current_config_element = config_elements[0] print ('Configured L2-L3 IPv4 traffic item!!!') ############################################################################ # Start L2-L3 traffic configured earlier # ############################################################################ print ('Running Traffic...') _result_ = ixiangpf.traffic_control( action='run', traffic_generator='ixnetwork_540', type='l23' ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('traffic_control', _result_) print ('Let the traffic run for 30 seconds ...') time.sleep(30) ############################################################################ # Retrieve L2-L3 traffic stats # ############################################################################ print ('Retrieving L2-L3 traffic stats') trafficStats = ixiangpf.traffic_stats( mode = 'all', traffic_generator = 'ixnetwork_540', measure_mode = 'mixed' ) if trafficStats['status'] != IxiaHlt.SUCCESS: ErrorHandler('traffic_stats', trafficStats) print(trafficStats) ############################################################################ # Stop L2-L3 traffic started earlier # ############################################################################ print ('Stopping Traffic...') _result_ = ixiangpf.traffic_control( action ='stop', traffic_generator ='ixnetwork_540', type ='l23', ) if _result_['status'] != IxiaHlt.SUCCESS: ErrorHandler('traffic_control', _result_) time.sleep(5) ############################################################################ # Stop all protocols # ############################################################################ print ('Stopping all protocol(s) ...') stop = ixiangpf.test_control(action='stop_all_protocols') if stop['status'] != IxiaHlt.SUCCESS: ErrorHandler('test_control', stop) print ('!!! Test Script Ends !!!')