# 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.InterfaceUtil | Library | resources.libraries.python.IPUtil | ... | Resource | resources/libraries/robot/ip/ip4.robot | Resource | resources/libraries/robot/shared/default.robot | Resource | resources/libraries/robot/shared/memif.robot | Resource | resources/libraries/robot/shared/testing_path.robot | Resource | resources/libraries/robot/shared/traffic.robot | ... | Force Tags | 2_NODE_SINGLE_LINK_TOPO | DEVICETEST | HW_ENV | DCR_ENV | ... | FUNCTEST | IP4FWD | BASE | ETH | MEMIF | DOCKER | ... | Test Setup | Set up VPP device test | ... | Test Teardown | Tear down test | packet_trace | container | ... | Documentation | *IPv4 routing test cases with memif interface* | ... | ... | *[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. Container is connected to VPP via \ | ... | Memif interface. Container is running same VPP version as running on \ | ... | DUT. | ... | *[Ver] TG verification:* Test ICMPv4 Echo Request packets are sent in \ | ... | one direction by TG on links to DUT1 and via container; 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 *** # IP | ${net1}= | 10.0.1.0 | ${net3}= | 10.0.3.0 | ${net1_ip1}= | 10.0.1.1 | ${net1_ip2}= | 10.0.1.2 | ${net2_ip1}= | 10.0.2.1 | ${net2_ip2}= | 10.0.2.2 | ${net3_ip1}= | 10.0.3.1 | ${net3_ip2}= | 10.0.3.2 | ${prefix_length}= | 24 | ${fib_table_2}= | 20 # Memif | ${sock_base}= | memif-DUT1_CNF # Container | ${container_engine}= | Docker | ${container_chain_topology}= | chain_functional # TODO: Add update of VPP PIDs after container creation *** Test Cases *** | tc01-eth2p-ethip4-ip4base-eth-2memif-1dcr-device | | [Documentation] | | ... | [Top] TG=DUT=DCR. [Enc] Eth-IPv4-ICMPv4. [Cfg] Configure two VRFs to \ | | ... | route IPv4 traffic through two memif interfaces. Both interfaces are \ | | ... | configured with IP addresses from the same network. [Ver] Make TG to \ | | ... | send ICMPv4 Echo Reqest form one TG interface to another one to be \ | | ... | switched by DUT1; verify header of received packet. | | ... | | Given Configure path in 2-node circular topology | | ... | ${nodes['TG']} | ${nodes['DUT1']} | ${nodes['TG']} | | And Set up functional test with containers | | And Configure interfaces in path up | | When Set up memif interfaces on DUT node | | ... | ${dut_node} | ${sock_base} | ${sock_base} | dcr_uuid=${dcr_uuid} | | ... | memif_if1=memif_if1 | memif_if2=memif_if2 | rxq=${0} | txq=${0} | | And Add Fib Table | ${dut_node} | ${fib_table_2} | | And Assign Interface To Fib Table | | ... | ${dut_node} | ${memif_if2} | ${fib_table_2} | | And Assign Interface To Fib Table | | ... | ${dut_node} | ${dut_to_tg_if2} | ${fib_table_2} | | And Configure IP addresses on interfaces | | ... | ${dut_node} | ${dut_to_tg_if1} | ${net1_ip1} | ${prefix_length} | | ... | ${dut_node} | ${memif_if1} | ${net2_ip1} | ${prefix_length} | | ... | ${dut_node} | ${memif_if2} | ${net2_ip2} | ${prefix_length} | | ... | ${dut_node} | ${dut_to_tg_if2} | ${net3_ip1} | ${prefix_length} | | ${memif_if2_key}= | Get interface by sw index | ${nodes['DUT1']} | | ... | ${memif_if2} | | ${memif_if2_mac}= | Get interface MAC | ${nodes['DUT1']} | ${memif_if2_key} | | And Vpp Route Add | | ... | ${dut_node} | ${net3} | ${prefix_length} | | ... | gateway=${net2_ip2} | interface=${memif_if1} | | And Vpp Route Add | | ... | ${dut_node} | ${net1} | ${prefix_length} | | ... | gateway=${net2_ip1} | interface=${memif_if2} | vrf=${fib_table_2} | | VPP Add IP Neighbor | | ... | ${dut_node} | ${memif_if1} | ${net2_ip2} | ${memif_if2_mac} | | VPP Add IP Neighbor | | ... | ${dut_node} | ${dut_to_tg_if2} | ${net3_ip2} | ${tg_to_dut_if2_mac} | | Then Send packet and verify headers | | ... | ${tg_node} | ${net1_ip2} | ${net3_ip2} | | ... | ${tg_to_dut_if1} | ${tg_to_dut_if1_mac} | ${dut_to_tg_if1_mac} | | ... | ${tg_to_dut_if2} | ${dut_to_tg_if2_mac} | ${tg_to_dut_if2_mac}