# 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 | Resource | resources/libraries/robot/crypto/ipsec.robot | | Force Tags | 3_NODE_SINGLE_LINK_TOPO | PERFTEST | HW_ENV | RECONF | TNL_40 | ... | IP4FWD | IPSEC | IPSECSW | IPSECINT | NIC_Intel-X710 | SCALE | ... | AES_128_CBC | HMAC_SHA_256 | HMAC | AES | 1_ADDED_TUNNEL | DRV_VFIO_PCI | ... | RXQ_SIZE_0 | TXQ_SIZE_0 | ... | ethip4ipsec40tnlsw-1atnl-ip4base-int-aes128cbc-hmac256sha | | Suite Setup | Setup suite topology interfaces | performance | Suite Teardown | Tear down suite | performance | Test Setup | Setup test | performance | Test Teardown | Tear down test | performance | | Test Template | Local Template | | Documentation | *RFC2544: Packet loss IPv4 IPsec tunnel mode.* | | ... | *[Top] Network Topologies:* TG-DUT1-DUT2-TG 3-node circular topology | ... | with single links between nodes. | ... | *[Enc] Packet Encapsulations:* Eth-IPv4 on TG-DUTn, | ... | Eth-IPv4-IPSec on DUT1-DUT2 | ... | *[Cfg] DUT configuration:* DUT1 and DUT2 are configured with multiple\ | ... | IPsec tunnels between them. DUTs get IPv4 traffic from TG, encrypt it\ | ... | and send to another DUT, where packets are decrypted and sent 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 chain is configured.\ | ... | Test packets are generated by TG on | ... | links to DUTs. TG traffic profile contains two 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 both streams. | ... | *[Ref] Applicable standard specifications:* RFC4303 and RFC2544. *** Variables *** | @{plugins_to_enable}= | dpdk_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}= | ${62} | ${tg_if1_ip4}= | 192.168.10.2 | ${dut1_if1_ip4}= | 192.168.10.1 | ${dut1_if2_ip4}= | 100.0.0.1 | ${dut2_if1_ip4}= | 200.0.0.2 | ${dut2_if2_ip4}= | 192.168.20.1 | ${tg_if2_ip4}= | 192.168.20.2 | ${raddr_ip4}= | 20.0.0.0 | ${laddr_ip4}= | 10.0.0.0 | ${addr_range}= | ${24} | ${n_tunnels}= | ${40} | ${n_added_tunnels}= | ${1} # Traffic profile: | ${traffic_profile}= | trex-sl-3n-ethip4-ip4dst${n_tunnels} *** Keywords *** | Local Template | | [Documentation] | | ... | [Cfg] DUT runs IPSec tunneling AES_128_CBC / HMAC_SHA_256 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 CBC 128 | | ${auth_alg}= | Integ Alg SHA 256 128 | | | | ${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 3-node circular topology | | And VPP IPsec Create Tunnel Interfaces | | ... | ${nodes} | ${dut1_if2_ip4} | ${dut2_if1_ip4} | ${DUT1_${int}2}[0] | | ... | ${DUT2_${int}1}[0] | ${n_tunnels} | ${encr_alg} | ${auth_alg} | | ... | ${laddr_ip4} | ${raddr_ip4} | ${addr_range} | | ${bidirectional_throughput}= | Find Throughput Using MLRsearch | | ${unidirectional_throughput}= | Evaluate | ${bidirectional_throughput} / 2.0 | | Start Traffic on Background | ${unidirectional_throughput} | | And VPP IPsec Create Tunnel Interfaces | | ... | ${nodes} | ${dut1_if2_ip4} | ${dut2_if1_ip4} | ${DUT1_${int}2}[0] | | ... | ${DUT2_${int}1}[0] | ${n_total_tunnels} | ${encr_alg} | ${auth_alg} | | ... | ${laddr_ip4} | ${raddr_ip4} | ${addr_range} | ${n_tunnels} | | ${result}= | Stop Running Traffic | | Display Reconfig Test Message | ${result} *** Test Cases *** | 64B-1c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes128cbc-hmac256sha-reconf | | [Tags] | 64B | 1C | | frame_size=${64} | phy_cores=${1} | 64B-2c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes128cbc-hmac256sha-reconf | | [Tags] | 64B | 2C | | frame_size=${64} | phy_cores=${2} | 64B-4c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes128cbc-hmac256sha-reconf | | [Tags] | 64B | 4C | | frame_size=${64} | phy_cores=${4} | 1518B-1c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes128cbc-hmac256sha-reconf | | [Tags] | 1518B | 1C | | frame_size=${1518} | phy_cores=${1} | 1518B-2c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes128cbc-hmac256sha-reconf | | [Tags] | 1518B | 2C | | frame_size=${1518} | phy_cores=${2} | 1518B-4c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes128cbc-hmac256sha-reconf | | [Tags] | 1518B | 4C | | frame_size=${1518} | phy_cores=${4} | IMIX-1c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes128cbc-hmac256sha-reconf | | [Tags] | IMIX | 1C | | frame_size=IMIX_v4_1 | phy_cores=${1} | IMIX-2c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes128cbc-hmac256sha-reconf | | [Tags] | IMIX | 2C | | frame_size=IMIX_v4_1 | phy_cores=${2} | IMIX-4c-ethip4ipsec40tnlsw-1atnl-ip4base-int-aes128cbc-hmac256sha-reconf | | [Tags] | IMIX | 4C | | frame_size=IMIX_v4_1 | phy_cores=${4}