# Copyright (c) 2019 Cisco and/or its affiliates. # Licensed under the Apache License, Version 2.0 (the "License"); # you may not use this file except in compliance with the License. # You may obtain a copy of the License at: # # http://www.apache.org/licenses/LICENSE-2.0 # # Unless required by applicable law or agreed to in writing, software # distributed under the License is distributed on an "AS IS" BASIS, # WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. # See the License for the specific language governing permissions and # limitations under the License. *** Settings *** | Library | resources.libraries.python.Trace | ... | Resource | resources/libraries/robot/ip/ip4.robot | Resource | resources/libraries/robot/shared/counters.robot | Resource | resources/libraries/robot/shared/default.robot | Resource | resources/libraries/robot/shared/interfaces.robot | Resource | resources/libraries/robot/shared/testing_path.robot | Resource | resources/libraries/robot/shared/traffic.robot | ... | Force Tags | HW_ENV | VM_ENV | 3_NODE_DOUBLE_LINK_TOPO | SKIP_VPP_PATCH | ... | Test Setup | Set up functional test | ... | Test Teardown | Tear down functional test | ... | Documentation | *Ipv4 Multipath routing test cases* | ... | ... | *[Top] Network topologies:* TG=DUT 2-node topology with two links\ | ... | between nodes. | ... | *[Cfg] DUT configuration:* On DUT configure interfaces IPv4 adresses,\ | ... | and multipath routing. | ... | *[Ver] TG verification:* Test packets are sent from TG on the first\ | ... | link to DUT. Packet is received on TG on the second link from DUT1. *** Variables *** | ${ip_1}= | 192.168.1.1 | ${ip_2}= | 192.168.2.1 | ${test_dst_ip}= | 32.0.0.1 | ${test_src_ip}= | 16.0.0.1 | ${prefix_length}= | 24 | ${neighbor_1_ip}= | 192.168.2.10 | ${neighbor_1_mac}= | 02:00:00:00:00:02 | ${neighbor_2_ip}= | 192.168.2.20 | ${neighbor_2_mac}= | 02:00:00:00:00:03 *** Test Cases *** | TC01: IPv4 Equal-cost multipath routing | | [Documentation] | | ... | [Top] TG=DUT | | ... | [Cfg] On DUT configure multipath routing wiht two equal-cost paths. | | ... | [Ver] TG sends 100 IPv4 ICMP packets traffic on the first link to\ | | ... | DUT. On second link to TG verify if traffic is divided into two paths. | | Given Configure path in 2-node circular topology | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} | | And Set interfaces in 2-node circular topology up | | And VPP Interface Set IP Address | ${dut_node} | | ... | ${dut_to_tg_if2} | ${ip_1} | ${prefix_length} | | And VPP Interface Set IP Address | ${dut_node} | | ... | ${dut_to_tg_if1} | ${ip_2} | ${prefix_length} | | And VPP Add IP Neighbor | | ... | ${dut_node} | ${dut_to_tg_if1} | ${neighbor_1_ip} | ${neighbor_1_mac} | | And VPP Add IP Neighbor | | ... | ${dut_node} | ${dut_to_tg_if1} | ${neighbor_2_ip} | ${neighbor_2_mac} | | When Vpp Route Add | ${dut_node} | ${test_dst_ip} | ${prefix_length} | | ... | gateway=${neighbor_1_ip} | interface=${dut_to_tg_if1} | | ... | multipath=${TRUE} | | And Vpp Route Add | ${dut_node} | ${test_dst_ip} | ${prefix_length} | | ... | gateway=${neighbor_2_ip} | interface=${dut_to_tg_if1} | | ... | multipath=${TRUE} | | Then Send packets and verify multipath routing | ${tg_node} | | ... | ${tg_to_dut_if2} | ${tg_to_dut_if1} | ${test_src_ip} | ${test_dst_ip} | | ... | ${tg_to_dut_if2_mac} | ${dut_to_tg_if2_mac} | ${dut_to_tg_if1_mac} | | ... | ${neighbor_1_mac} | ${neighbor_2_mac}