# Copyright (c) 2023 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 | Resource | resources/libraries/robot/crypto/ipsec.robot | | Force Tags | 2_NODE_SINGLE_LINK_TOPO | UDIR | PERFTEST | HW_ENV | RECONF | ... | IP4FWD | IPSEC | IPSECSW | IPSECINT | NIC_Intel-X710 | SCALE | TNL_40 | ... | AES_256_GCM | AES | 1_ADDED_TUNNEL | DRV_VFIO_PCI | ... | RXQ_SIZE_0 | TXQ_SIZE_0 | ... | ethip4ipsec40tnlsw-1atnl-ip4base-int-aes256gcm-udir | | Suite Setup | Setup suite topology interfaces | performance | Suite Teardown | Tear down suite | performance | Test Setup | Setup test | performance | Test Teardown | Tear down test | performance | ipsec_sa | | Test Template | Local Template | | Documentation | **RFC2544: Packet loss IPv4 IPsec tunnel mode.** | ... | | ... | - **[Top] Network Topologies:** TG-DUT1-TG 2-node circular topology \ | ... | with single links between nodes. | ... | | ... | - **[Enc] Packet Encapsulations:** Eth-IPv4 on TG-DUT1, \ | ... | Eth-IPv4-IPSec on DUT1-TG. | ... | | ... | - **[Cfg] DUT configuration:** DUT1 is configured with multiple IPsec \ | ... | tunnels between it and TG. DUT gets IPv4 traffic from TG, encrypts it \ | ... | and sends back to TG. | ... | | ... | - **[Ver] TG verification:** TG finds throughput NDR (Non Drop Rate) \ | ... | with zero packet loss tolerance, then measures loss at this load \ | ... | while additional tunnels are configured. \ | ... | Test packets are generated by TG on \ | ... | links to DUTs. TG traffic profile contains one L3 flow-groups \ | ... | (flow-group per direction, number of flows per flow-group equals to \ | ... | number of IPSec tunnels) 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. Incrementing of IP.dst (IPv4 destination address) \ | ... | field is applied to the stream. | ... | | ... | - **[Ref] Applicable standard specifications:** RFC4303 and RFC2544. *** Variables *** | @{plugins_to_enable}= | dpdk_plugin.so | perfmon_plugin.so | ... | crypto_native_plugin.so | ... | crypto_ipsecmb_plugin.so | crypto_openssl_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}= | ${54} | ${tg_if1_ip4}= | 192.168.10.2 | ${dut1_if1_ip4}= | 192.168.10.1 | ${tun_if1_ip4}= | 100.0.0.1 | ${tun_if2_ip4}= | 200.0.0.2 | ${raddr_ip4}= | 20.0.0.0 | ${laddr_ip4}= | 10.0.0.0 | ${addr_range}= | ${24} | ${n_tunnels}= | ${40} | ${n_added_tunnels}= | ${1} # Traffic profile: | ${traffic_profile}= | trex-stl-ethip4-ip4dst${n_tunnels}-udir | ${traffic_directions}= | ${1} *** Keywords *** | Local Template | | [Documentation] | | ... | - **[Cfg]** DUT runs IPSec tunneling AES_256_GCM config. \ | | ... | Each DUT uses ${phy_cores} physical core(s) for worker threads. | | ... | - **[Ver]** Measure packet loss during reconfig at NDR load. | | | | ... | *Arguments:* | | ... | - frame_size - Framesize in Bytes in integer or string (IMIX_v4_1). | | ... | Type: integer, string | | ... | - 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} | | | | # These are enums (not strings) so they cannot be in Variables table. | | ${encr_alg}= | Crypto Alg AES GCM 256 | | ${auth_alg}= | Set Variable | ${NONE} | | ${ipsec_proto} = | IPsec Proto ESP | | | | ${n_total_tunnels} = | Evaluate | ${n_tunnels} + ${n_added_tunnels} | | 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 | | And Initialize IPSec in 2-node circular topology | | And VPP IPsec Create Tunnel Interfaces | | ... | ${nodes} | ${tun_if1_ip4} | ${tun_if2_ip4} | ${DUT1_${int}2}[0] | | ... | ${TG_pf2}[0] | ${n_tunnels} | ${encr_alg} | ${auth_alg} | | ... | ${laddr_ip4} | ${raddr_ip4} | ${addr_range} | | ${unidirectional_throughput} = | Find Throughput Using MLRsearch | | Start Traffic on Background | ${unidirectional_throughput} | | And VPP IPsec Create Tunnel Interfaces | | ... | ${nodes} | ${tun_if1_ip4} | ${tun_if2_ip4} | ${DUT1_${int}2}[0] | | ... | ${TG_pf2}[0] | ${n_total_tunnels} | ${encr_alg} | ${auth_alg} | | ... | ${laddr_ip4} | ${raddr_ip4} | ${addr_range} | ${n_tunnels} | | ${result}= | Stop Running Traffic | | Display Reconfig Test Message | ${result} *** Test Cases *** | 64B-1c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes256gcm-udir-reconf | | [Tags] | 64B | 1C | | frame_size=${64} | phy_cores=${1} | 64B-2c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes256gcm-udir-reconf | | [Tags] | 64B | 2C | | frame_size=${64} | phy_cores=${2} | 64B-4c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes256gcm-udir-reconf | | [Tags] | 64B | 4C | | frame_size=${64} | phy_cores=${4} | 1518B-1c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes256gcm-udir-reconf | | [Tags] | 1518B | 1C | | frame_size=${1518} | phy_cores=${1} | 1518B-2c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes256gcm-udir-reconf | | [Tags] | 1518B | 2C | | frame_size=${1518} | phy_cores=${2} | 1518B-4c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes256gcm-udir-reconf | | [Tags] | 1518B | 4C | | frame_size=${1518} | phy_cores=${4} | 9000B-1c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes256gcm-udir-reconf | | [Tags] | 9000B | 1C | | frame_size=${9000} | phy_cores=${1} | 9000B-2c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes256gcm-udir-reconf | | [Tags] | 9000B | 2C | | frame_size=${9000} | phy_cores=${2} | 9000B-4c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes256gcm-udir-reconf | | [Tags] | 9000B | 4C | | frame_size=${9000} | phy_cores=${4} | IMIX-1c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes256gcm-udir-reconf | | [Tags] | IMIX | 1C | | frame_size=IMIX_v4_1 | phy_cores=${1} | IMIX-2c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes256gcm-udir-reconf | | [Tags] | IMIX | 2C | | frame_size=IMIX_v4_1 | phy_cores=${2} | IMIX-4c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes256gcm-udir-reconf | | [Tags] | IMIX | 4C | | frame_size=IMIX_v4_1 | phy_cores=${4}