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# 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
|
| Force Tags | 2_NODE_SINGLE_LINK_TOPO | DEVICETEST | HW_ENV | DCR_ENV | SCAPY
| ... | NIC_Intel-X710 | ETH | IP6FWD | FEATURE | SRv6 | SRv6_2SID_DECAP
| ... | DRV_VFIO_PCI
| ... | RXQ_SIZE_0 | TXQ_SIZE_0
| ... | ethip6srhip6-ip6base-srv6enc2sids
|
| Suite Setup | Setup suite topology interfaces | scapy
| Test Setup | Setup test
| Test Teardown | Tear down test | packet_trace | telemetry | srv6
|
| Test Template | Local Template
|
| Documentation | **Segment routing over IPv6 dataplane with two SIDs \
| ... | (SRH inserted) test suite.**
| ... |
| ... | - **[Top] Network topologies:** TG-DUT1 2-node topology with one link \
| ... | between nodes.
| ... |
| ... | - **[Cfg] DUT configuration:** On DUT1 configure physical interface \
| ... | IPv6 addresses, static ARP record, route and IPv6 forwarding over SRv6 \
| ... | with two SIDs - Segment Routing Header inserted.
| ... |
| ... | - **[Ver] TG verification:** ETH-IP6 packet is sent from TG to DUT1 in \
| ... | one direction. Packet is received and verified for correctness on TG. \
| ... | Then ETH-IP6-IP6 packet is sent from TG in opposite direction. Packet \
| ... | is received and verified for correctness on TG.
| ... |
| ... | - **[Ref] Applicable standard specifications:** SRv6 Network \
| ... | Programming - draft 3.
*** Variables ***
| @{plugins_to_enable}= | dpdk_plugin.so | perfmon_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
| ${overhead}= | ${80}
# SIDs
| ${dut1_sid1}= | 2002:1::
| ${dut1_sid2_1}= | 2003:2::
| ${dut1_sid2_2}= | 2003:3::
| ${dut1_bsid}= | 2002:1::1
| ${dut2_sid1_1}= | 2002:2::
| ${dut2_sid1_2}= | 2002:3::
| ${dut2_sid2}= | 2003:1::
| ${sid_prefix}= | ${64}
# IP settings
| ${tg_if1_ip6_subnet}= | 2001:1::
| ${tg_if2_ip6_subnet}= | 2001:2::
| ${dst_addr_nr}= | ${1}
| ${dut1_if1_ip6}= | 2001:1::1
| ${dut1_if2_ip6}= | 2001:3::1
| ${dut2_if1_ip6}= | 2001:3::2
| ${dut2_if2_ip6}= | 2001:2::1
| ${prefix}= | ${64}
# Telemetry
| ${telemetry_profile}= | vppctl_test_teardown
*** Keywords ***
| Local Template
| | [Documentation]
| | ... | - **[Cfg]** DUT1 is configured with IPv6 routing and static route, \
| | ... | SR policy and steering policy for one direction and two SR \
| | ... | behaviours (functions) - End and End.DX6 - for other direction.
| | ... | - **[Ver]** Make TG send IPv6 packets routed over DUT1 interfaces. \
| | ... | Make TG verify IPv6 packets are correct.
| |
| | ... | *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 SRv6 encapsulation with '2' x SID 'with' decapsulation
| | Then Send IPv6 Packet and verify SRv6 encapsulation in received packet
| | ... | ${tg} | ${TG_pf1}[0] | ${TG_pf2}[0] | ${DUT1_${int}1_mac}[0]
| | ... | ${DUT1_${int}2_mac}[0] | ${tg_if1_ip6_subnet}2 | ${tg_if2_ip6_subnet}2
| | ... | ${dut1_sid1} | ${dut1_sid2_1} | ${dut2_sid2} | ${dut2_sid1_1}
| | ... | ${dut1_sid2_2} | ${dut2_sid1_2}
*** Test Cases ***
| 78B-0c-ethip6srhip6-ip6base-srv6enc2sids-scapy
| | [Tags] | 78B | 0C
| | frame_size=${78} | phy_cores=${0}
|
