# Copyright (c) 2020 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/shared/default.robot | | Force Tags | 2_NODE_SINGLE_LINK_TOPO | DEVICETEST | HW_ENV | DCR_ENV | SCAPY | ... | NIC_Virtual | ETH | IP4FWD | BASE | VHOST | 1VM | DRV_VFIO_PCI | ... | RXQ_SIZE_0 | TXQ_SIZE_0 | ... | ethipv4-ip4base-eth-2vhost-1vm | | Suite Setup | Setup suite topology interfaces | scapy | Test Setup | Setup test | Test Teardown | Tear down test | packet_trace | vhost | | Test Template | Local Template | | Documentation | *IPv4 routing test cases with vhost user interface* | | ... | *[Top] Network Topologies:* TG-DUT1-TG 2-node circular topology with \ | ... | VM and single links between nodes. | ... | *[Enc] Packet Encapsulations:* Eth-IPv4 for IPv4 routing on both links. | ... | *[Cfg] DUT configuration:* DUT1 is configured with IPv4 routing and \ | ... | two static IPv4 /24 route entries. Qemu Guest is connected to VPP via \ | ... | vhost-user interfaces. Guest is running VPP ip4 interconnecting \ | ... | vhost-user interfaces. | ... | *[Ver] TG verification:* Test IPv4 packet with IP protocol=61 is sent \ | ... | in one direction by TG on links to DUT1; on receive TG verifies packet \ | ... | for correctness and their IPv4 src-addr, dst-addr and MAC addresses. | ... | *[Ref] Applicable standard specifications:* RFC791, RFC826, RFC792 *** Variables *** | @{plugins_to_enable}= | dpdk_plugin.so | ${crypto_type}= | ${None} | ${nic_name}= | virtual | ${nic_driver}= | vfio-pci | ${nic_rxq_size}= | 0 | ${nic_txq_size}= | 0 | ${nic_pfs}= | 2 | ${nic_vfs}= | 0 | ${overhead}= | ${0} | ${nf_chains}= | ${1} | ${nf_nodes}= | ${1} | ${nf_dtc} | ${1} | ${nf_dtcr} | ${1} | ${tg_if1_ip}= | 10.10.10.2 | ${tg_if2_ip}= | 20.20.20.2 *** Keywords *** | Local Template | | [Documentation] | | ... | Test uses two VRFs to route IPv4 traffic through two vhost-user \ | | ... | nterfaces. Both interfaces are configured with IP addresses from \ | | ... | the same network. The VM is running VPP IPv4 forwarding to pass \ | | ... | packet from one vhost-user interface to the other one. | | | | ... | *Arguments:* | | ... | - frame_size - Framesize in Bytes in integer. Type: integer | | ... | - phy_cores - Number of physical cores. Type: integer | | ... | - rxq - Number of RX queues, default value: ${None}. Type: integer | | | | [Arguments] | ${frame_size} | ${phy_cores} | ${rxq}=${None} | | | | Set Test Variable | \${frame_size} | | | | Given Set Max Rate And Jumbo | | And Add worker threads to all DUTs | ${phy_cores} | ${rxq} | | And Pre-initialize layer driver | ${nic_driver} | | And Apply startup configuration on all VPP DUTs | with_trace=${True} | | When Initialize layer driver | ${nic_driver} | | And Initialize layer interface | | And Initialize IPv4 forwarding with vhost in 2-node circular topology | | ... | nf_nodes=${nf_nodes} | | And Configure chains of NFs connected via vhost-user | | ... | nf_chains=${nf_chains} | nf_nodes=${nf_nodes} | | ... | vnf=vppip4noarp_2vhostvr1024 | pinning=${False} | | Then Send packet and verify headers | | ... | ${tg} | ${tg_if1_ip} | ${tg_if2_ip} | | ... | ${TG_pf1}[0] | ${TG_pf1_mac}[0] | ${DUT1_vf1_mac}[0] | | ... | ${TG_pf2}[0] | ${DUT1_vf2_mac}[0] | ${TG_pf2_mac}[0] *** Test Cases *** | 64B-ethip4-ip4base-eth-2vhost-1vm-dev | | [Tags] | 64B | | frame_size=${64} | phy_cores=${0}