# Copyright (c) 2022 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 | PERFTEST | HW_ENV | NDRPDR | ... | NIC_Intel-X710 | L2BDMACLRN | ENCAP | VXLAN | L2OVRLAY | IP4UNRLAY | ... | VHOST | VM | VHOST_1024 | VTS | DRV_VFIO_PCI | ... | RXQ_SIZE_0 | TXQ_SIZE_0 | ... | ethip4vxlan-l2bdbasemaclrn-eth-iacldstbase-noacl-2vhostvr1024-1vm | | Suite Setup | Setup suite topology interfaces | performance | Suite Teardown | Tear down suite | performance | Test Setup | Setup test | performance | Test Teardown | Tear down test | performance | vhost | | Test Template | Local Template | | Documentation | **RFC2544: Packet throughput L2BD test cases with \ | ... | VXLANoIPv4 and vhost** | ... | | ... | - **[Top] Network Topologies:** TG-DUT1-TG 2-node circular topology \ | ... | with single links between nodes. | ... | | ... | - **[Enc] Packet Encapsulations:** Eth-IPv4 for L2 switching of IPv4. \ | ... | Eth-IPv4-VXLAN-Eth-IPv4 is applied on link from/to TG. | ... | | ... | - **[Cfg] DUT configuration:** DUTs are configured with L2 bridge- \ | ... | domain and MAC learning enabled. Qemu VNFs are connected \ | ... | to VPP via vhost-user interfaces. Guest is running VPP l2xc \ | ... | interconnecting vhost-user interfaces, rxd/txd=1024. DUTs are \ | ... | tested with ${nic_name}. | ... | | ... | - **[Ver] TG verification:** TG finds and reports throughput NDR (Non \ | ... | Drop Rate) with zero packet loss tolerance and throughput PDR \ | ... | (Partial Drop Rate) with non-zero packet loss tolerance (LT) \ | ... | expressed in percentage of packets transmitted. NDR and PDR are \ | ... | discovered for different Ethernet L2 frame sizes using MLRsearch \ | ... | library. | ... | Test packets are generated by TG on \ | ... | links to DUTs. TG traffic profile contains two L3 flow-groups \ | ... | (flow-group per direction, 253 flows per flow-group) with all packets \ | ... | containing Ethernet header, IPv4 header with IP protocol=61 and static \ | ... | payload. MAC addresses are matching MAC addresses of the TG node \ | ... | interfaces. | ... | | ... | - **[Ref] Applicable standard specifications:** RFC2544, RFC7348. *** Variables *** | @{plugins_to_enable}= | dpdk_plugin.so | perfmon_plugin.so | vhost_plugin.so | ... | vxlan_plugin.so | ${crypto_type}= | ${None} | ${nic_name}= | Intel-X710 | ${nic_driver}= | vfio-pci | ${nic_rxq_size}= | 0 | ${nic_txq_size}= | 0 | ${nic_pfs}= | 2 | ${nic_vfs}= | 0 | ${osi_layer}= | L3 | ${overhead}= | ${50} | ${nf_dtcr}= | ${1} | ${nf_dtc}= | ${1} | ${nf_chains}= | ${1} | ${nf_nodes}= | ${1} # Traffic profile: | ${traffic_profile}= | ... | trex-stl-ethip4vxlan-ip4src${nf_chains}udpsrcrnd | ${acl_type}= | ${EMPTY} *** Keywords *** | Local Template | | [Documentation] | | ... | - **[Cfg]** DUT runs L2BD switching config. \ | | ... | Each DUT uses ${phy_cores} physical core(s) for worker threads. | | ... | - **[Ver]** Measure NDR and PDR values using MLRsearch algorithm. | | | | ... | *Arguments:* | | ... | - frame_size - L2 Frame Size [B]. Type: integer | | ... | - phy_cores - Number of worker threads to be used. Type: integer | | ... | - rxq - Number of Rx queues to be used. Type: integer | | ... | - acl_type - FIXME. | | | | [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 | | When Initialize layer driver | ${nic_driver} | | And Initialize layer interface | | @{permit_list} = | Create List | 172.17.0.2/32 | 172.27.0.2/32 | | Run Keyword If | '${acl_type}' != '${EMPTY}' | | ... | Configure ACLs on a single interface | ${dut1} | ${DUT1_${int}2_1}[0] | | ... | input | ${acl_type} | @{permit_list} | | And Initialize layer ip4vxlan | | ... | count=${nf_chains} | | And Initialize L2 bridge domains for multiple chains with Vhost-User | | ... | nf_chains=${nf_chains} | nf_nodes=${nf_nodes} | | And Configure chains of NFs connected via vhost-user | | ... | nf_chains=${nf_chains} | nf_nodes=${nf_nodes} | jumbo=${jumbo} | | ... | use_tuned_cfs=${False} | auto_scale=${True} | | ... | vnf=vppl2xc_2vhostvr1024 | | Then Find NDR and PDR intervals using optimized search *** Test Cases *** | 114B-1c-ethip4vxlan-l2bdbasemaclrn-eth-iacldstbase-noacl-2vhostvr1024-1vm-ndrpdr | | [Tags] | 114B | 1C | | frame_size=${114} | phy_cores=${1} | 114B-2c-ethip4vxlan-l2bdbasemaclrn-eth-iacldstbase-noacl-2vhostvr1024-1vm-ndrpdr | | [Tags] | 114B | 2C | | frame_size=${114} | phy_cores=${2} | 114B-4c-ethip4vxlan-l2bdbasemaclrn-eth-iacldstbase-noacl-2vhostvr1024-1vm-ndrpdr | | [Tags] | 114B | 4C | | frame_size=${114} | phy_cores=${4} | 1518B-1c-ethip4vxlan-l2bdbasemaclrn-eth-iacldstbase-noacl-2vhostvr1024-1vm-ndrpdr | | [Tags] | 1518B | 1C | | frame_size=${1518} | phy_cores=${1} | 1518B-2c-ethip4vxlan-l2bdbasemaclrn-eth-iacldstbase-noacl-2vhostvr1024-1vm-ndrpdr | | [Tags] | 1518B | 2C | | frame_size=${1518} | phy_cores=${2} | 1518B-4c-ethip4vxlan-l2bdbasemaclrn-eth-iacldstbase-noacl-2vhostvr1024-1vm-ndrpdr | | [Tags] | 1518B | 4C | | frame_size=${1518} | phy_cores=${4} | 9000B-1c-ethip4vxlan-l2bdbasemaclrn-eth-iacldstbase-noacl-2vhostvr1024-1vm-ndrpdr | | [Tags] | 9000B | 1C | | frame_size=${9000} | phy_cores=${1} | 9000B-2c-ethip4vxlan-l2bdbasemaclrn-eth-iacldstbase-noacl-2vhostvr1024-1vm-ndrpdr | | [Tags] | 9000B | 2C | | frame_size=${9000} | phy_cores=${2} | 9000B-4c-ethip4vxlan-l2bdbasemaclrn-eth-iacldstbase-noacl-2vhostvr1024-1vm-ndrpdr | | [Tags] | 9000B | 4C | | frame_size=${9000} | phy_cores=${4} | IMIX-1c-ethip4vxlan-l2bdbasemaclrn-eth-iacldstbase-noacl-2vhostvr1024-1vm-ndrpdr | | [Tags] | IMIX | 1C | | frame_size=IMIX_v4_1 | phy_cores=${1} | IMIX-2c-ethip4vxlan-l2bdbasemaclrn-eth-iacldstbase-noacl-2vhostvr1024-1vm-ndrpdr | | [Tags] | IMIX | 2C | | frame_size=IMIX_v4_1 | phy_cores=${2} | IMIX-4c-ethip4vxlan-l2bdbasemaclrn-eth-iacldstbase-noacl-2vhostvr1024-1vm-ndrpdr | | [Tags] | IMIX | 4C | | frame_size=IMIX_v4_1 | phy_cores=${4}