# Copyright (c) 2018 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 *** | Resource | resources/libraries/robot/ip/ip4.robot | Resource | resources/libraries/robot/shared/default.robot | Resource | resources/libraries/robot/shared/interfaces.robot | Resource | resources/libraries/robot/shared/traffic.robot | ... | Force Tags | 2_NODE_SINGLE_LINK_TOPO | DEVICETEST | HW_ENV | DCR_ENV | ... | FUNCTEST | IP4FWD | BASE | ETH | IP4BASE | ... | Test Setup | Set up VPP device test | ... | Test Teardown | Tear down test | ... | Documentation | *IPv4 routing test cases* | ... | ... | *[Top] Network Topologies:* TG-DUT1-TG 2-node circular topology \ | ... | with single links between nodes. | ... | *[Enc] Packet Encapsulations:* Eth-IPv4-ICMPv4 for IPv4 routing on \ | ... | both links. | ... | *[Cfg] DUT configuration:* DUT1 is configured with IPv4 routing and \ | ... | two static IPv4 /24 route entries. | ... | *[Ver] TG verification:* Test ICMPv4 Echo Request packets are sent in \ | ... | one direction by TG on links to DUT1; on receive TG verifies packets \ | ... | for correctness and their IPv4 src-addr, dst-addr and MAC addresses. | ... | *[Ref] Applicable standard specifications:* RFC791, RFC826, RFC792 *** Variables *** | ${tg_to_dut_if1_ip4}= | 10.10.10.2 | ${tg_to_dut_if2_ip4}= | 20.20.20.2 | ${dut_to_tg_if1_ip4}= | 10.10.10.1 | ${dut_to_tg_if2_ip4}= | 20.20.20.1 | ${remote_host1_ip4}= | 192.168.0.1 | ${remote_host2_ip4}= | 192.168.0.2 | ${remote_host_ip4_prefix}= | 32 *** Test Cases *** | tc01-eth2p-ethicmpv4-ip4base-device_echo-req-to-dut-ingress-interface | | [Documentation] | | ... | Make TG send ICMPv4 Echo Req to DUT1 ingress interface. Make TG \ | | ... | verify ICMP Echo Reply is correct. | | ... | | ${hops}= | Set Variable | ${0} | | ... | | Given Configure path in 2-node circular topology | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} | | And Configure IPv4 forwarding in circular topology | ${tg_to_dut_if1_ip4} | | ... | ${tg_to_dut_if2_ip4} | ${dut_to_tg_if1_ip4} | ${dut_to_tg_if2_ip4} | | When All Vpp Interfaces Ready Wait | ${nodes} | | Then Send IPv4 ping packet and verify headers | ${tg_node} | | ... | ${tg_to_dut_if1} | ${dut_node} | ${dut_to_tg_if1} | | ... | ${tg_to_dut_if1_ip4} | ${dut_to_tg_if1_ip4} | ${dut_to_tg_if1_mac} | | ... | ${hops} | | Get interface Ipv4 addresses | ${nodes['DUT1']} | ${dut_to_tg_if1} | tc02-eth2p-ethicmpv4-ip4base-device_echo-req-to-dut-egress-interface | | [Documentation] | | ... | Make TG send ICMPv4 Echo Req towards DUT1 egress interface. Make TG \ | | ... | verify ICMP Echo Reply is correct. | | ... | | ${hops}= | Set Variable | ${0} | | ... | | Given Configure path in 2-node circular topology | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} | | And Configure IPv4 forwarding in circular topology | ${tg_to_dut_if1_ip4} | | ... | ${tg_to_dut_if2_ip4} | ${dut_to_tg_if1_ip4} | ${dut_to_tg_if2_ip4} | | When All Vpp Interfaces Ready Wait | ${nodes} | | Then Send IPv4 ping packet and verify headers | ${tg_node} | | ... | ${tg_to_dut_if1} | ${dut_node} | ${dut_to_tg_if2} | | ... | ${tg_to_dut_if1_ip4} | ${dut_to_tg_if2_ip4} | ${dut_to_tg_if1_mac} | | ... | ${hops} | tc03-eth2p-ethicmpv4-ip4base-device_echo-req-to-tg-interface-for-local-ipv4-address | | [Documentation] | | ... | Make TG send ICMPv4 Echo Req between its interfaces across DUT1 for \ | | ... | locally connected IPv4 addresses. Make TG verify ICMPv4 Echo Replies \ | | ... | are correct. | | ... | | ${hops}= | Set Variable | ${1} | | ... | | Given Configure path in 2-node circular topology | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} | | And Configure IPv4 forwarding in circular topology | ${tg_to_dut_if1_ip4} | | ... | ${tg_to_dut_if2_ip4} | ${dut_to_tg_if1_ip4} | ${dut_to_tg_if2_ip4} | | When All Vpp Interfaces Ready Wait | ${nodes} | | Then Send IPv4 ping packet and verify headers | ${tg_node} | | ... | ${tg_to_dut_if1} | ${tg_node} | ${tg_to_dut_if2} | | ... | ${tg_to_dut_if1_ip4} | ${tg_to_dut_if2_ip4} | ${dut_to_tg_if1_mac} | | ... | ${hops} | tc04-eth2p-ethicmpv4-ip4base-device_echo-req-to-tg-interface-for-remote-host-ipv4-address | | [Documentation] | | ... | Make TG send ICMPv4 Echo Req between its interfaces across DUT1 for \ | | ... | remote host IPv4 addresses. Make TG verify ICMPv4 Echo Replies are \ | | ... | correct. | | ... | | ${hops}= | Set Variable | ${1} | | ... | | Given Configure path in 2-node circular topology | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} | | And Configure IPv4 forwarding in circular topology | ${tg_to_dut_if1_ip4} | | ... | ${tg_to_dut_if2_ip4} | ${dut_to_tg_if1_ip4} | ${dut_to_tg_if2_ip4} | | ... | remote_host1_ip4=${remote_host1_ip4} | | ... | remote_host2_ip4=${remote_host2_ip4} | | ... | remote_host_ip4_prefix=${remote_host_ip4_prefix} | | When All Vpp Interfaces Ready Wait | ${nodes} | | Then Send IPv4 ping packet and verify headers | ${tg_node} | | ... | ${tg_to_dut_if1} | ${tg_node} | ${tg_to_dut_if2} | | ... | ${remote_host1_ip4} | ${remote_host2_ip4} | ${dut_to_tg_if1_mac} | | ... | ${hops}