X-Git-Url: https://gerrit.fd.io/r/gitweb?p=csit.git;a=blobdiff_plain;f=resources%2Flibraries%2Frobot%2Fip%2Fip4.robot;h=ef5b27f7de815a163e0e025d5aed1d2ded0911e4;hp=02025156e2cc59dfb512eb46c2a52eed7e28944e;hb=7829fea4a2c8936513fa95215b7d84997f814a69;hpb=f9041bcdc886ba08800fe11c32e218d98ef6ed33

diff --git a/resources/libraries/robot/ip/ip4.robot b/resources/libraries/robot/ip/ip4.robot
index 02025156e2..ef5b27f7de 100644
--- a/resources/libraries/robot/ip/ip4.robot
+++ b/resources/libraries/robot/ip/ip4.robot
@@ -1,4 +1,4 @@
-# Copyright (c) 2018 Cisco and/or its affiliates.
+# Copyright (c) 2021 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:
@@ -13,168 +13,11 @@
 
 *** Settings ***
 | Library | resources.libraries.python.InterfaceUtil
-| Library | resources.libraries.python.IPv4Util.IPv4Util
-| Library | resources.libraries.python.IPv4Setup.IPv4Setup
-| Library | resources.libraries.python.NodePath
-| Library | resources.libraries.python.Routing
-| Library | resources.libraries.python.TrafficScriptExecutor
-| Resource | resources/libraries/robot/shared/counters.robot
-| Resource | resources/libraries/robot/shared/default.robot
-| Resource | resources/libraries/robot/shared/testing_path.robot
-| Variables | resources/libraries/python/IPv4NodeAddress.py | ${nodes}
-| ...
+| Library | resources.libraries.python.IPUtil
+|
 | Documentation | IPv4 keywords
 
 *** Keywords ***
-| Show IP FIB On All DUTs
-| | [Documentation] | Show IP FIB on all DUTs.
-| | ...
-| | ${duts}= | Get Matches | ${nodes} | DUT*
-| | :FOR | ${dut} | IN | @{duts}
-| | | VPP Show IP Table | ${nodes['${dut}']}
-
-| Configure IPv4 addresses on all DUTs
-| | [Documentation] | Setup IPv4 address on all DUTs in topology
-| | [Arguments] | ${nodes} | ${nodes_addr}
-| | ${interfaces}= | VPP nodes set ipv4 addresses | ${nodes} | ${nodes_addr}
-| | :FOR | ${interface} | IN | @{interfaces}
-| | | Set Interface State | @{interface} | up | if_type=name
-
-| Configure routes for IPv4 test
-| | [Documentation] | Setup routing on all VPP nodes required for IPv4 tests
-| | [Arguments] | ${nodes} | ${nodes_addr}
-| | Append Nodes | ${nodes['DUT1']} | ${nodes['DUT2']}
-| | Compute Path
-| | ${tg}= | Set Variable | ${nodes['TG']}
-| | ${dut1_if} | ${dut1}= | First Interface
-| | ${dut2_if} | ${dut2}= | Last Interface
-| | ${dut1_if_addr}= | Get IPv4 address of node "${dut1}" interface "${dut1_if}" from "${nodes_addr}"
-| | ${dut2_if_addr}= | Get IPv4 address of node "${dut2}" interface "${dut2_if}" from "${nodes_addr}"
-| | @{tg_dut1_links}= | Get active links connecting "${tg}" and "${dut1}"
-| | @{tg_dut2_links}= | Get active links connecting "${tg}" and "${dut2}"
-| | :FOR | ${link} | IN | @{tg_dut1_links}
-| | | ${net}= | Get Link Address | ${link} | ${nodes_addr}
-| | | ${prefix}= | Get Link Prefix | ${link} | ${nodes_addr}
-| | | Vpp Route Add | ${dut2} | ${net} | ${prefix} | ${dut1_if_addr}
-| | | ... | ${dut2_if}
-| | :FOR | ${link} | IN | @{tg_dut2_links}
-| | | ${net}= | Get Link Address | ${link} | ${nodes_addr}
-| | | ${prefix}= | Get Link Prefix | ${link} | ${nodes_addr}
-| | | Vpp Route Add | ${dut1} | ${net} | ${prefix} | ${dut2_if_addr}
-| | | ... | ${dut1_if}
-
-| Configure DUT nodes for IPv4 testing
-| | Configure IPv4 addresses on all DUTs | ${nodes} | ${nodes_ipv4_addr}
-| | Setup ARP on all DUTs | ${nodes} | ${nodes_ipv4_addr}
-| | Configure routes for IPv4 test | ${nodes} | ${nodes_ipv4_addr}
-| | All Vpp Interfaces Ready Wait | ${nodes}
-
-| Route traffic from interface '${from_port}' on node '${from_node}' to interface '${to_port}' on node '${to_node}' '${hops}' hops away using IPv4
-| | ${src_ip}= | Get IPv4 address of node "${from_node}" interface "${from_port}" from "${nodes_ipv4_addr}"
-| | ${dst_ip}= | Get IPv4 address of node "${to_node}" interface "${to_port}" from "${nodes_ipv4_addr}"
-| | ${src_mac}= | Get interface mac | ${from_node} | ${from_port}
-| | ${dst_mac}= | Get interface mac | ${to_node} | ${to_port}
-| | ${is_dst_tg}= | Is TG node | ${to_node}
-| | ${adj_node} | ${adj_int}= | Get adjacent node and interface | ${nodes}
-| | ... | ${from_node} | ${from_port}
-| | ${from_port_name}= | Get interface name | ${from_node} | ${from_port}
-| | ${to_port_name}= | Get interface name | ${to_node} | ${to_port}
-| | ${adj_int_mac}= | Get interface MAC | ${adj_node} | ${adj_int}
-| | ${args}= | Traffic Script Gen Arg | ${to_port_name} | ${from_port_name}
-| | ... | ${src_mac} | ${dst_mac} | ${src_ip} | ${dst_ip}
-| | ${args}= | Catenate | ${args} | --hops ${hops}
-| | ... | --first_hop_mac ${adj_int_mac} | --is_dst_tg ${is_dst_tg}
-| | Run Traffic Script On Node | ipv4_ping_ttl_check.py | ${from_node} | ${args}
-
-| Execute IPv4 ICMP echo sweep
-| | [Documentation] | Type of the src_node must be TG and dst_node must be DUT
-| | [Arguments] | ${src_node} | ${dst_node} | ${start_size} | ${end_size}
-| | ... | ${step}
-| | Append Nodes | ${src_node} | ${dst_node}
-| | Compute Path
-| | ${src_port} | ${src_node}= | First Interface
-| | ${dst_port} | ${dst_node}= | Last Interface
-| | ${src_ip}= | Get IPv4 address of node "${src_node}" interface "${src_port}" from "${nodes_ipv4_addr}"
-| | ${dst_ip}= | Get IPv4 address of node "${dst_node}" interface "${dst_port}" from "${nodes_ipv4_addr}"
-| | ${src_mac}= | Get Interface Mac | ${src_node} | ${src_port}
-| | ${dst_mac}= | Get Interface Mac | ${dst_node} | ${dst_port}
-| | ${src_port_name}= | Get interface name | ${src_node} | ${src_port}
-| | ${args}= | Traffic Script Gen Arg | ${src_port_name} | ${src_port_name}
-| | ... | ${src_mac} | ${dst_mac} | ${src_ip} | ${dst_ip}
-| | ${args}= | Catenate | ${args} | --start_size ${start_size}
-| | ... | --end_size ${end_size} | --step ${step}
-| | Run Traffic Script On Node | ipv4_sweep_ping.py | ${src_node} | ${args}
-| | ... | timeout=${180}
-
-| Send ARP request and verify response
-| | [Arguments] | ${tg_node} | ${vpp_node}
-| | ${link_name}= | Get first active connecting link between node "${tg_node}" and "${vpp_node}"
-| | ${src_if}= | Get interface by link name | ${tg_node} | ${link_name}
-| | ${dst_if}= | Get interface by link name | ${vpp_node} | ${link_name}
-| | ${src_ip}= | Get IPv4 address of node "${tg_node}" interface "${src_if}" from "${nodes_ipv4_addr}"
-| | ${dst_ip}= | Get IPv4 address of node "${vpp_node}" interface "${dst_if}" from "${nodes_ipv4_addr}"
-| | ${src_mac}= | Get node link mac | ${tg_node} | ${link_name}
-| | ${dst_mac}= | Get node link mac | ${vpp_node} | ${link_name}
-| | ${src_if_name}= | Get interface name | ${tg_node} | ${src_if}
-| | ${args}= | Traffic Script Gen Arg | ${src_if_name} | ${src_if_name}
-| | ... | ${src_mac} | ${dst_mac} | ${src_ip} | ${dst_ip}
-| | Run Traffic Script On Node | arp_request.py | ${tg_node} | ${args}
-
-| Configure IP addresses on interfaces
-| | [Documentation] | Iterates through @{args} list and Set Interface Address
-| | ... | for every (${dut_node}, ${interface}, ${address},
-| | ... | ${prefix}) tuple.
-| | ...
-| | ... | *Arguments:*
-| | ... | - dut_node - Node where IP address should be set to.
-| | ... | Type: dictionary
-| | ... | - interface - Interface name. Type: string
-| | ... | - address - IP address. Type: string
-| | ... | - prefix - Prefix length. Type: integer
-| | ...
-| | ... | *Example:*
-| | ...
-| | ... | \| Configure IP addresses on interfaces \
-| | ... | \| ${dut1_node} \| ${dut1_to_dut2} \| 192.168.1.1 \| 24 \|
-| | ... | \| ... \| ${dut1_node} \| ${dut1_to_tg} \| 192.168.2.1 \| 24 \|
-| | ...
-| | [Arguments] | @{args}
-| | :FOR | ${dut_node} | ${interface} | ${address} | ${prefix} | IN | @{args}
-| | | Set Interface Address | ${dut_node} | ${interface} | ${address}
-| | | ... | ${prefix}
-
-| Send ICMP echo request and verify answer
-| | [Documentation] | Run traffic script that waits for ICMP reply and ignores
-| | ... | all other packets.
-| | ...
-| | ... | *Arguments:*
-| | ... | - tg_node - TG node where run traffic script. Type: dictionary
-| | ... | - tg_interface - TG interface where send ICMP echo request.
-| | ... | Type: string
-| | ... | - dst_mac - Destination MAC address. Type: string
-| | ... | - src_mac - Source MAC address. Type: string
-| | ... | - dst_ip - Destination IP address. Type: string
-| | ... | - src_ip - Source IP address. Type: string
-| | ... | - timeout - Wait timeout in seconds (Default: 10). Type: integer
-| | ...
-| | ... | *Example:*
-| | ...
-| | ... | \| Send ICMP echo request and verify answer \
-| | ... | \| ${nodes['TG']} \| eth2 \
-| | ... | \| 08:00:27:46:2b:4c \| 08:00:27:66:b8:57 \
-| | ... | \| 192.168.23.10 \| 192.168.23.1 \| 10 \|
-| | ...
-| | [Arguments] | ${tg_node} | ${tg_interface}
-| | ... | ${dst_mac} | ${src_mac} | ${dst_ip} | ${src_ip} | ${timeout}=${10}
-| | ...
-| | ${tg_interface_name}= | Get interface name | ${tg_node} | ${tg_interface}
-| | ${args}= | Catenate | --rx_if ${tg_interface_name}
-| | ... | --tx_if ${tg_interface_name} | --dst_mac ${dst_mac}
-| | ... | --src_mac ${src_mac} | --dst_ip ${dst_ip} | --src_ip ${src_ip}
-| | ... | --timeout ${timeout}
-| | Run Traffic Script On Node | send_icmp_wait_for_reply.py
-| | ... | ${tg_node} | ${args}
-
 | Initialize IPv4 forwarding in circular topology
 | | [Documentation]
 | | ... | Set UP state on VPP interfaces in path on nodes in 2-node / 3-node
@@ -182,187 +25,597 @@
 | | ... | all VPP interfaces. Setup IPv4 addresses with /24 prefix on DUT-TG
 | | ... | links. In case of 3-node topology setup IPv4 adresses with /30 prefix
 | | ... | on DUT1-DUT2 link and set routing on both DUT nodes with prefix /24
-| | ... | and next hop of neighbour DUT interface IPv4 address. Configure route
-| | ... | entries for remote hosts IPv4 addresses if required.
-| | ...
+| | ... | and next hop of neighbour DUT interface IPv4 address.
+| |
 | | ... | *Arguments:*
-| | ... | - tg_if1_ip4 - IP address of TG interface1. Type: string
-| | ... | - tg_if2_ip4 - IP address of TG interface2. Type: string
-| | ... | - dut1_if1_ip4 - IP address of DUT1 interface1. Type: string
-| | ... | - dut1_if2_ip4 - IP address of DUT1 interface1. Type: string
-| | ... | - dut2_if1_ip4 - IP address of DUT2 interface1 (Optional).
+| | ... | - remote_host1_ip - IP address of remote host1 (Optional).
 | | ... | Type: string
-| | ... | - dut2_if2_ip4 - IP address of DUT2 interface2 (Optional).
+| | ... | - remote_host2_ip - IP address of remote host2 (Optional).
 | | ... | Type: string
-| | ... | - remote_host1_ip4 - IP address of remote host1 (Optional).
+| | ... | - remote_host_mask - Mask of remote host IP addresses (Optional).
 | | ... | Type: string
-| | ... | - remote_host2_ip4 - IP address of remote host2 (Optional).
-| | ... | Type: string
-| | ... | - remote_host_ip4_prefix - IP address prefix for host IP addresses
-| | ... | (Optional). Type: string or integer
-| | ...
+| |
 | | ... | *Example:*
-| | ...
-| | ... | \| Initialize IPv4 forwarding in circular topology \
-| | ... | \| 10.10.10.2 \| 20.20.20.2 \| 10.10.10.1 \| 20.20.20.1 \|
-| | ... | \| Initialize IPv4 forwarding in circular topology \
-| | ... | \| 10.10.10.2 \| 20.20.20.2 \| 10.10.10.1 \| 20.20.20.1 \
-| | ... | \| remote_host1_ip4=192.168.0.1 \| remote_host2_ip4=192.168.0.2 \
-| | ... | \| remote_host_ip4_prefix=32 \|
-| | ... | \| Initialize IPv4 forwarding in circular topology \
-| | ... | \| 10.10.10.2 \| 20.20.20.2 \| 10.10.10.1 \| 1.1.1.1 \| 1.1.1.2 \
-| | ... | \| 20.20.20.1 \|
+| |
 | | ... | \| Initialize IPv4 forwarding in circular topology \
-| | ... | \| 10.10.10.2 \| 20.20.20.2 \| 10.10.10.1 \| 1.1.1.1 \| 1.1.1.2 \
-| | ... | \| 20.20.20.1 \| remote_host1_ip4=192.168.0.1 \
-| | ... | \| remote_host2_ip4=192.168.0.2 \| remote_host_ip4_prefix=32 \|
-| | ...
-| | [Arguments] | ${tg_if1_ip4} | ${tg_if2_ip4} | ${dut1_if1_ip4}
-| | ... | ${dut1_if2_ip4} | ${dut2_if1_ip4}=${NONE} | ${dut2_if2_ip4}=${NONE}
-| | ... | ${remote_host1_ip4}=${NONE} | ${remote_host2_ip4}=${NONE}
-| | ... | ${remote_host_ip4_prefix}=${NONE}
-| | ...
+| | ... | \| 192.168.0.1 \| 192.168.0.2 \| 24 \|
+| |
+| | [Arguments] | ${remote_host1_ip}=${NONE} | ${remote_host2_ip}=${NONE}
+| | ... | ${remote_host_mask}=32
+| |
+| | ${dut2_status} | ${value}= | Run Keyword And Ignore Error
+| | ... | Variable Should Exist | ${dut2}
+| |
 | | Set interfaces in path up
-| | ...
+| |
+| | VPP Add IP Neighbor
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | 10.10.10.2 | ${TG_pf1_mac}[0]
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | VPP Add IP Neighbor
+| | ... | ${dut1} | ${DUT1_${int}2}[0] | 1.1.1.2 | ${DUT2_${int}1_mac}[0]
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | VPP Add IP Neighbor
+| | ... | ${dut2} | ${DUT2_${int}1}[0] | 1.1.1.1 | ${DUT1_${int}2_mac}[0]
+| | ${dut}= | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Set Variable | ${dut2}
+| | ... | ELSE | Set Variable | ${dut1}
+| | ${dut_if2}= | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Set Variable | ${DUT2_${int}2}[0]
+| | ... | ELSE | Set Variable | ${DUT1_${int}2}[0]
+| | VPP Add IP Neighbor
+| | ... | ${dut} | ${dut_if2} | 20.20.20.2 | ${TG_pf2_mac}[0]
+| |
+| | VPP Interface Set IP Address | ${dut1} | ${DUT1_${int}1}[0]
+| | ... | 10.10.10.1 | 24
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | VPP Interface Set IP Address | ${dut1} | ${DUT1_${int}2}[0]
+| | ... | 1.1.1.1 | 30
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | VPP Interface Set IP Address | ${dut2} | ${DUT2_${int}1}[0]
+| | ... | 1.1.1.2 | 30
+| | VPP Interface Set IP Address | ${dut} | ${dut_if2}
+| | ... | 20.20.20.1 | 24
+| |
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Vpp Route Add | ${dut1} | 20.20.20.0 | 24 | gateway=1.1.1.2
+| | ... | interface=${DUT1_${int}2}[0]
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Vpp Route Add | ${dut2} | 10.10.10.0 | 24 | gateway=1.1.1.1
+| | ... | interface=${DUT2_${int}1}[0]
+| |
+| | Run Keyword Unless | '${remote_host1_ip}' == '${NONE}'
+| | ... | Vpp Route Add | ${dut1} | ${remote_host1_ip} | ${remote_host_mask}
+| | ... | gateway=10.10.10.2 | interface=${DUT1_${int}1}[0]
+| | Run Keyword Unless | '${remote_host2_ip}' == '${NONE}'
+| | ... | Vpp Route Add | ${dut} | ${remote_host2_ip} | ${remote_host_mask}
+| | ... | gateway=20.20.20.2 | interface=${dut_if2}
+| | Run Keyword Unless | '${remote_host1_ip}' == '${NONE}'
+| | ... | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Vpp Route Add | ${dut1} | ${remote_host1_ip} | ${remote_host_mask}
+| | ... | gateway=1.1.1.2 | interface=${DUT1_${int}2}[0]
+| | Run Keyword Unless | '${remote_host2_ip}' == '${NONE}'
+| | ... | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Vpp Route Add | ${dut2} | ${remote_host2_ip} | ${remote_host_mask}
+| | ... | gateway=1.1.1.1 | interface=${DUT2_${int}1}[0]
+
+| Initialize IPv4 forwarding with scaling in circular topology
+| | [Documentation]
+| | ... | Custom setup of IPv4 topology with scalability of ip routes on all
+| | ... | DUT nodes in 2-node / 3-node circular topology
+| |
+| | ... | *Arguments:*
+| | ... | - count - IP route count. Type: integer
+| |
+| | ... | *Return:*
+| | ... | - No value returned
+| |
+| | ... | *Example:*
+| |
+| | ... | \| Initialize IPv4 forwarding with scaling in 3-node circular \
+| | ... | topology \| 100000 \|
+| |
+| | [Arguments] | ${count}
+| |
 | | ${dut2_status} | ${value}= | Run Keyword And Ignore Error
-| | ... | Variable Should Exist | ${dut2_node}
-| | ...
+| | ... | Variable Should Exist | ${dut2}
+| |
+| | Set interfaces in path up
+| |
+| | VPP Add IP Neighbor
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | 1.1.1.1 | ${TG_pf1_mac}[0]
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | VPP Add IP Neighbor
+| | ... | ${dut1} | ${DUT1_${int}2}[0] | 2.2.2.2 | ${DUT2_${int}1_mac}[0]
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | VPP Add IP Neighbor
+| | ... | ${dut2} | ${DUT2_${int}1}[0] | 2.2.2.1 | ${DUT1_${int}2_mac}[0]
+| | ${dut}= | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Set Variable | ${dut2}
+| | ... | ELSE | Set Variable | ${dut1}
+| | ${dut_if2}= | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Set Variable | ${DUT2_${int}2}[0]
+| | ... | ELSE | Set Variable | ${DUT1_${int}2}[0]
+| | VPP Add IP Neighbor
+| | ... | ${dut} | ${dut_if2} | 3.3.3.1 | ${TG_pf2_mac}[0]
+| | VPP Interface Set IP Address
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | 1.1.1.2 | 30
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | VPP Interface Set IP Address | ${dut1} | ${DUT1_${int}2}[0] | 2.2.2.1
+| | ... | 30
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | VPP Interface Set IP Address | ${dut2} | ${DUT2_${int}1}[0] | 2.2.2.2
+| | ... | 30
+| | VPP Interface Set IP Address | ${dut} | ${dut_if2} | 3.3.3.2 | 30
+| | Vpp Route Add | ${dut1} | 10.0.0.0 | 32 | gateway=1.1.1.1
+| | ... | interface=${DUT1_${int}1}[0] | count=${count}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Vpp Route Add | ${dut1} | 20.0.0.0 | 32 | gateway=2.2.2.2
+| | ... | interface=${DUT1_${int}2}[0] | count=${count}
 | | Run Keyword If | '${dut2_status}' == 'PASS'
-| | ... | Initialize IPv4 forwarding in 3-node circular topology
-| | ... | ${tg_if1_ip4} | ${tg_if2_ip4} | ${dut1_if1_ip4} | ${dut1_if2_ip4}
-| | ... | ${dut2_if1_ip4} | ${dut2_if2_ip4} | ${remote_host1_ip4}
-| | ... | ${remote_host2_ip4} | ${remote_host_ip4_prefix}
-| | ... | ELSE
-| | ... | Initialize IPv4 forwarding in 2-node circular topology
-| | ... | ${tg_if1_ip4} | ${tg_if2_ip4} | ${dut1_if1_ip4} | ${dut1_if2_ip4}
-| | ... | remote_host1_ip4=${remote_host1_ip4}
-| | ... | remote_host2_ip4=${remote_host2_ip4}
-| | ... | remote_host_ip4_prefix=${remote_host_ip4_prefix}
+| | ... | Vpp Route Add | ${dut2} | 10.0.0.0 | 32 | gateway=2.2.2.1
+| | ... | interface=${DUT2_${int}1}[0] | count=${count}
+| | Vpp Route Add | ${dut} | 20.0.0.0 | 32 | gateway=3.3.3.1
+| | ... | interface=${dut_if2} | count=${count}
 
-| Initialize IPv4 forwarding in 2-node circular topology
+| Initialize IPv4 routing with memif pairs
 | | [Documentation]
-| | ... | Set UP state on VPP interfaces on DUT node in 2-node circular
-| | ... | topology. Get the interface MAC addresses and setup ARP on
-| | ... | all VPP interfaces. Setup IPv4 addresses with /24 prefix on DUT-TG
-| | ... | links. Configure route entries for remote hosts IPv4 addresses
-| | ... | if required.
-| | ...
+| | ... | Create pairs of Memif interfaces on all defined VPP nodes. Put each
+| | ... | Memif interface to separate IPv4 VRF with one physical or
+| | ... | virtual interface to create a chain accross DUT node.
+| |
 | | ... | *Arguments:*
-| | ... | - tg_if1_ip4 - IP address of TG interface1. Type: string
-| | ... | - tg_if2_ip4 - IP address of TG interface2. Type: string
-| | ... | - dut1_if1_ip4 - IP address of DUT1 interface1. Type: string
-| | ... | - dut1_if2_ip4 - IP address of DUT1 interface1. Type: string
-| | ... | - remote_host1_ip4 - IP address of remote host1 (Optional).
-| | ... | Type: string
-| | ... | - remote_host2_ip4 - IP address of remote host2 (Optional).
-| | ... | Type: string
-| | ... | - remote_host_ip4_prefix - IP address prefix for host IP addresses
-| | ... | (Optional). Type: string or integer
-| | ...
+| | ... | - count - Number of memif pairs (containers). Type: integer
+| |
 | | ... | *Example:*
-| | ...
-| | ... | \| Initialize IPv4 forwarding in circular topology \
-| | ... | \| 10.10.10.2 \| 20.20.20.2 \| 10.10.10.1 \| 20.20.20.1 \|
-| | ... | \| Initialize IPv4 forwarding in circular topology \
-| | ... | \| 10.10.10.2 \| 20.20.20.2 \| 10.10.10.1 \| 20.20.20.1 \
-| | ... | \| 192.168.0.1 \| 192.168.0.2 \| 32 \|
-| | ...
-| | [Arguments] | ${tg_if1_ip4} | ${tg_if2_ip4} | ${dut1_if1_ip4}
-| | ... | ${dut1_if2_ip4} | ${remote_host1_ip4}=${NONE}
-| | ... | ${remote_host2_ip4}=${NONE} | ${remote_host_ip4_prefix}=${NONE}
-| | ...
-| | ${dut_tg_ip4_prefix}= | Set Variable | 24
-| | ...
-| | Add arp on dut | ${dut_node} | ${dut_to_tg_if1} | ${tg_if1_ip4}
-| | ... | ${tg_to_dut_if1_mac}
-| | Add arp on dut | ${dut_node} | ${dut_to_tg_if2} | ${tg_if2_ip4}
-| | ... | ${tg_to_dut_if2_mac}
-| | ...
-| | Configure IP addresses on interfaces | ${dut_node} | ${dut_to_tg_if1}
-| | ... | ${dut1_if1_ip4} | ${dut_tg_ip4_prefix}
-| | Configure IP addresses on interfaces | ${dut_node} | ${dut_to_tg_if2}
-| | ... | ${dut1_if2_ip4} | ${dut_tg_ip4_prefix}
-| | ...
-| | Run Keyword Unless | '${remote_host1_ip4}' == '${NONE}'
-| | ... | Vpp Route Add | ${dut_node} | ${remote_host1_ip4}
-| | ... | ${remote_host_ip4_prefix} | ${tg_if1_ip4} | ${dut_to_tg_if1}
-| | Run Keyword Unless | '${remote_host2_ip4}' == '${NONE}'
-| | ... | Vpp Route Add | ${dut_node} | ${remote_host2_ip4}
-| | ... | ${remote_host_ip4_prefix} | ${tg_if2_ip4} | ${dut_to_tg_if2}
+| |
+| | ... | \| Initialize IPv4 routing with memif pairs \| ${1} \|
+| |
+| | [Arguments] | ${count}=${1}
+| |
+| | FOR | ${dut} | IN | @{duts}
+| | | Initialize IPv4 routing with memif pairs on DUT node | ${dut} | ${count}
+| | END
+| | Set interfaces in path up
+| | Show Memif on all DUTs | ${nodes}
+| | VPP round robin RX placement on all DUTs | ${nodes} | prefix=memif
 
-| Initialize IPv4 forwarding in 3-node circular topology
+| Initialize IPv4 routing with memif pairs on DUT node
 | | [Documentation]
-| | ... | Set UP state on VPP interfaces in path on nodes in 3-node circular
-| | ... | topology. Get the interface MAC addresses and setup ARP on all VPP
-| | ... | interfaces. Setup IPv4 addresses with /24 prefix on DUT-TG links.
-| | ... | Configure IPv4 adresses with /30 prefix on DUT1-DUT2 link and set
-| | ... | routing on both DUT nodes with prefix /24 and next hop of neighbour
-| | ... | DUT interface IPv4 address. Configure route entries for remote hosts
-| | ... | IPv4 addresses if required.
-| | ...
+| | ... | Create pairs of Memif interfaces on DUT node. Put each Memif interface
+| | ... | to separate IPv4 VRF with one physical or virtual interface
+| | ... | to create a chain accross DUT node.
+| |
 | | ... | *Arguments:*
-| | ... | - tg_if1_ip4 - IP address of TG interface1. Type: string
-| | ... | - tg_if2_ip4 - IP address of TG interface2. Type: string
-| | ... | - dut1_if1_ip4 - IP address of DUT1 interface1. Type: string
-| | ... | - dut1_if2_ip4 - IP address of DUT1 interface1. Type: string
-| | ... | - dut2_if1_ip4 - IP address of DUT2 interface1. Type: string
-| | ... | - dut2_if2_ip4 - IP address of DUT2 interface2. Type: string
-| | ... | - remote_host1_ip4 - IP address of remote host1 (Optional).
-| | ... | Type: string
-| | ... | - remote_host2_ip4 - IP address of remote host2 (Optional).
-| | ... | Type: string
-| | ... | - remote_host_ip4_prefix - IP address prefix for host IP addresses
-| | ... | (Optional). Type: string or integer
-| | ...
+| | ... | - dut - DUT node. Type: dictionary
+| | ... | - count - Number of memif pairs (containers). Type: integer
+| |
+| | ... | *Note:*
+| | ... | Socket paths for Memif are defined in following format:
+| | ... | - /tmp/memif-\${dut}_CNF\${number}-\${sid}
+| |
 | | ... | *Example:*
-| | ...
-| | ... | \| Initialize IPv4 forwarding in circular topology \
-| | ... | \| 10.10.10.2 \| 20.20.20.2 \| 10.10.10.1 \| 1.1.1.1 \| 1.1.1.2 \
-| | ... | \| 20.20.20.1 \|
-| | ... | \| Initialize IPv4 forwarding in circular topology \
-| | ... | \| 10.10.10.2 \| 20.20.20.2 \| 10.10.10.1 \| 1.1.1.1 \| 1.1.1.2 \
-| | ... | \| 20.20.20.1 \| 192.168.0.1 \| 192.168.0.2 \| 32 \|
-| | ...
-| | [Arguments] | ${tg_if1_ip4} | ${tg_if2_ip4} | ${dut1_if1_ip4}
-| | ... | ${dut1_if2_ip4} | ${dut2_if1_ip4} | ${dut2_if2_ip4}
-| | ... | ${remote_host1_ip4}=${NONE} | ${remote_host2_ip4}=${NONE}
-| | ... | ${remote_host_ip4_prefix}=${NONE}
-| | ...
-| | ${dut_tg_ip4_prefix}= | Set Variable | 24
-| | ${dut_link_ip4_prefix}= | Set Variable | 30
-| | ...
-| | Add arp on dut | ${dut1_node} | ${dut1_to_tg} | ${tg_if1_ip4}
-| | ... | ${tg_to_dut1_mac}
-| | Add arp on dut | ${dut1_node} | ${dut1_to_dut2} | ${dut2_if1_ip4}
-| | ... | ${dut2_to_dut1_mac}
-| | Add arp on dut | ${dut2_node} | ${dut2_to_dut1} | ${dut1_if2_ip4}
-| | ... | ${dut1_to_dut2_mac}
-| | Add arp on dut | ${dut2_node} | ${dut2_to_tg} | ${tg_if2_ip4}
-| | ... | ${tg_to_dut2_mac}
-| | ...
-| | Configure IP addresses on interfaces | ${dut1_node} | ${dut1_to_tg}
-| | ... | ${dut1_if1_ip4} | ${dut_tg_ip4_prefix}
-| | Configure IP addresses on interfaces | ${dut1_node} | ${dut1_to_dut2}
-| | ... | ${dut1_if2_ip4} | ${dut_link_ip4_prefix}
-| | Configure IP addresses on interfaces | ${dut2_node} | ${dut2_to_dut1}
-| | ... | ${dut2_if1_ip4} | ${dut_link_ip4_prefix}
-| | Configure IP addresses on interfaces | ${dut2_node} | ${dut2_to_tg}
-| | ... | ${dut2_if2_ip4} | ${dut_tg_ip4_prefix}
-| | ...
-| | Vpp Route Add | ${dut1_node} | ${tg_if2_ip4} | ${dut_tg_ip4_prefix}
-| | ... | ${dut2_if1_ip4} | ${dut1_to_dut2}
-| | Vpp Route Add | ${dut2_node} | ${tg_if1_ip4} | ${dut_tg_ip4_prefix}
-| | ... | ${dut1_if2_ip4} | ${dut2_to_dut1}
-| | ...
-| | Run Keyword Unless | '${remote_host1_ip4}' == '${NONE}'
-| | ... | Vpp Route Add | ${dut1_node} | ${remote_host1_ip4}
-| | ... | ${remote_host_ip4_prefix} | ${tg_if1_ip4} | ${dut1_to_tg}
-| | Run Keyword Unless | '${remote_host2_ip4}' == '${NONE}'
-| | ... | Vpp Route Add | ${dut1_node} | ${remote_host2_ip4}
-| | ... | ${remote_host_ip4_prefix} | ${dut2_if1_ip4} | ${dut1_to_dut2}
-| | Run Keyword Unless | '${remote_host1_ip4}' == '${NONE}'
-| | ... | Vpp Route Add | ${dut2_node} | ${remote_host1_ip4}
-| | ... | ${remote_host_ip4_prefix} | ${dut1_if2_ip4} | ${dut2_to_dut1}
-| | Run Keyword Unless | '${remote_host2_ip4}' == '${NONE}'
-| | ... | Vpp Route Add | ${dut2_node} | ${remote_host2_ip4}
-| | ... | ${remote_host_ip4_prefix} | ${tg_if2_ip4} | ${dut2_to_tg}
+| |
+| | ... | \| Initialize IPv4 routing with memif pairs on DUT node \
+| | ... | \| ${dut} \| ${1} \|
+| |
+| | [Arguments] | ${dut} | ${count}
+| |
+| | ${dut_index}= | Get Index From List | ${duts} | ${dut}
+| | ${last_dut_index}= | Evaluate | ${duts_count} - ${1}
+| |
+| | ${tg_if1_net}= | Set Variable | 10.10.10.0
+| | ${tg_if2_net}= | Set Variable | 20.20.20.0
+| |
+| | ${fib_table_1}= | Set Variable | ${10}
+| | Run Keyword If | ${fib_table_1} > ${0}
+| | ... | Add Fib Table | ${nodes['${dut}']} | ${fib_table_1}
+| | ${ip_base_if1}= | Evaluate | ${dut_index} + ${1}
+| | ${ip_net_if1}= | Set Variable
+| | ... | ${ip_base_if1}.${ip_base_if1}.${ip_base_if1}
+| | Vpp Route Add | ${nodes['${dut}']} | ${tg_if1_net} | 24
+| | ... | vrf=${fib_table_1} | gateway=${ip_net_if1}.1
+| | ... | interface=${${dut}_${int}1}[0] | multipath=${TRUE}
+| | Assign Interface To Fib Table | ${nodes['${dut}']} | ${${dut}_${int}1}[0]
+| | ... | ${fib_table_1}
+| | VPP Interface Set IP Address | ${nodes['${dut}']} | ${${dut}_${int}1}[0]
+| | ... | ${ip_net_if1}.2 | 30
+| | ${prev_node}= | Run Keyword If | ${dut_index} == ${0}
+| | ... | Set Variable | TG
+| | ... | ELSE | Get From List | ${duts} | ${dut_index-${1}}
+| | ${prev_if}= | Run Keyword If | ${dut_index} == ${0}
+| | ... | Set Variable | pf1
+| | ... | ELSE | Set Variable | ${int}2
+| | ${prev_if_mac}= | Get Interface MAC | ${nodes['${prev_node}']}
+| | ... | ${${prev_node}_${prev_if}}[0]
+| | VPP Add IP Neighbor
+| | ... | ${nodes['${dut}']} | ${${dut}_${int}1}[0] | ${ip_net_if1}.1
+| | ... | ${prev_if_mac}
+| |
+| | ${fib_table_2}= | Evaluate | ${fib_table_1} + ${count}
+| | Add Fib Table | ${nodes['${dut}']} | ${fib_table_2}
+| | ${ip_base_if2}= | Evaluate | ${ip_base_if1} + ${1}
+| | ${ip_net_if2}= | Set Variable
+| | ... | ${ip_base_if2}.${ip_base_if2}.${ip_base_if2}
+| | Vpp Route Add | ${nodes['${dut}']} | ${tg_if2_net} | 24
+| | ... | vrf=${fib_table_2} | gateway=${ip_net_if2}.2
+| | ... | interface=${${dut}_${int}2}[0] | multipath=${TRUE}
+| | Assign Interface To Fib Table | ${nodes['${dut}']} | ${${dut}_${int}2}[0]
+| | ... | ${fib_table_2}
+| | VPP Interface Set IP Address | ${nodes['${dut}']} | ${${dut}_${int}2}[0]
+| | ... | ${ip_net_if2}.1 | 30
+| | ${next_node}= | Run Keyword If | ${dut_index} == ${last_dut_index}
+| | ... | Set Variable | TG
+| | ... | ELSE | Get From List | ${duts} | ${dut_index+${1}}
+| | ${next_if}= | Run Keyword If | ${dut_index} == ${last_dut_index}
+| | ... | Set Variable | pf2
+| | ... | ELSE | Set Variable | ${int}1
+| | ${next_if_mac}= | Get Interface MAC | ${nodes['${next_node}']}
+| | ... | ${${next_node}_${next_if}}[0]
+| | VPP Add IP Neighbor
+| | ... | ${nodes['${dut}']} | ${${dut}_${int}2}[0] | ${ip_net_if2}.2
+| | ... | ${next_if_mac}
+| |
+| | ${fib_table_1}= | Evaluate | ${fib_table_1} - ${1}
+| | ${ip_base_start}= | Set Variable | ${31}
+| | FOR | ${number} | IN RANGE | 1 | ${count+${1}}
+| | | ${sock1}= | Set Variable | memif-${dut}_CNF
+| | | ${sock2}= | Set Variable | memif-${dut}_CNF
+| | | Set up memif interfaces on DUT node | ${nodes['${dut}']}
+| | | ... | ${sock1} | ${sock2} | ${number} | ${dut}-memif-${number}-if1
+| | | ... | ${dut}-memif-${number}-if2 | ${rxq_count_int} | ${rxq_count_int}
+| | | ${memif1}= | Set Variable | ${${dut}-memif-${number}-if1}
+| | | ${memif2}= | Set Variable | ${${dut}-memif-${number}-if2}
+| | | ${fib_table_1}= | Evaluate | ${fib_table_1} + ${1}
+| | | ${fib_table_2}= | Evaluate | ${fib_table_1} + ${1}
+| | | Run Keyword Unless | ${number} == ${count}
+| | | ... | Add Fib Table | ${nodes['${dut}']} | ${fib_table_2}
+| | | Assign Interface To Fib Table | ${nodes['${dut}']}
+| | | ... | ${memif1} | ${fib_table_1}
+| | | Assign Interface To Fib Table | ${nodes['${dut}']}
+| | | ... | ${memif2} | ${fib_table_2}
+| | | ${ip_base_memif1}= | Evaluate
+| | | ... | ${ip_base_start} + (${number} - ${1}) * ${2}
+| | | ${ip_base_memif2}= | Evaluate | ${ip_base_memif1} + ${1}
+| | | ${ip_net_memif1}= | Set Variable
+| | | ... | ${ip_base_memif1}.${ip_base_memif1}.${ip_base_memif1}
+| | | ${ip_net_memif2}= | Set Variable
+| | | ... | ${ip_base_memif2}.${ip_base_memif2}.${ip_base_memif2}
+| | | VPP Interface Set IP Address
+| | | ... | ${nodes['${dut}']} | ${memif1} | ${ip_net_memif1}.1 | 30
+| | | VPP Interface Set IP Address
+| | | ... | ${nodes['${dut}']} | ${memif2} | ${ip_net_memif2}.1 | 30
+| | | Vpp Route Add | ${nodes['${dut}']} | ${tg_if2_net} | 24
+| | | ... | vrf=${fib_table_1} | gateway=${ip_net_memif2}.1
+| | | ... | interface=${memif1}
+| | | Vpp Route Add | ${nodes['${dut}']} | ${tg_if1_net} | 24
+| | | ... | vrf=${fib_table_2} | gateway=${ip_net_memif1}.1
+| | | ... | interface=${memif2}
+| | | ${memif_if1_key}= | Get interface by sw index | ${nodes['${dut}']}
+| | | ... | ${memif1}
+| | | ${memif_if1_mac}= | Get interface mac | ${nodes['${dut}']}
+| | | ... | ${memif_if1_key}
+| | | ${memif_if2_key}= | Get interface by sw index | ${nodes['${dut}']}
+| | | ... | ${memif2}
+| | | ${memif_if2_mac}= | Get interface mac | ${nodes['${dut}']}
+| | | ... | ${memif_if2_key}
+| | | VPP Add IP Neighbor | ${nodes['${dut}']}
+| | | ... | ${memif1} | ${ip_net_memif2}.1 | ${memif_if2_mac}
+| | | VPP Add IP Neighbor | ${nodes['${dut}']}
+| | | ... | ${memif2} | ${ip_net_memif1}.1 | ${memif_if1_mac}
+| | END
+
+| Initialize IPv4 forwarding with vhost in 2-node circular topology
+| | [Documentation]
+| | ... | Create pairs of Vhost-User interfaces for defined number of VMs on
+| | ... | VPP node. Set UP state of all VPP interfaces in path. Create
+| | ... | nf_nodes+1 FIB tables on DUT with multipath routing. Assign each
+| | ... | Virtual interface to FIB table with Physical interface or Virtual
+| | ... | interface on both nodes. Setup IPv4 addresses with /30 prefix on
+| | ... | DUT-TG links. Set routing on DUT nodes in all FIB tables with prefix
+| | ... | /8 and next hop of neighbour IPv4 address. Setup ARP on all VPP
+| | ... | interfaces.
+| |
+| | ... | *Arguments:*
+| | ... | - nf_nodes - Number of guest VMs. Type: integer
+| | ... | - testpmd_mac - Switch for testpmd_mac test configuration.
+| | ... | Type: boolean
+| | ... | - virtio_feature_mask - Enabled Virtio features (Optional).
+| | ... | Type: integer
+| |
+| | ... | *Note:*
+| | ... | Socket paths for VM are defined in following format:
+| | ... | - /var/run/vpp/sock-${VM_ID}-1
+| | ... | - /var/run/vpp/sock-${VM_ID}-2
+| |
+| | ... | *Example:*
+| |
+| | ... | \| IPv4 forwarding with Vhost-User initialized in a 2-node circular\
+| | ... | topology \| 1 \|
+| |
+| | [Arguments] | ${nf_nodes}=${1} | ${testpmd_mac}=${FALSE}
+| | ... | ${virtio_feature_mask}=${None}
+| |
+| | Set interfaces in path up
+| | ${fib_table_1}= | Set Variable | ${101}
+| | ${fib_table_2}= | Evaluate | ${fib_table_1}+${nf_nodes}
+| | Add Fib Table | ${dut1} | ${fib_table_1}
+| | Add Fib Table | ${dut1} | ${fib_table_2}
+| | Assign Interface To Fib Table
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | ${fib_table_1}
+| | Assign Interface To Fib Table
+| | ... | ${dut1} | ${DUT1_${int}2}[0] | ${fib_table_2}
+| | VPP Interface Set IP Address
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | 100.0.0.1 | 30
+| | VPP Interface Set IP Address
+| | ... | ${dut1} | ${DUT1_${int}2}[0] | 200.0.0.1 | 30
+| | VPP Add IP Neighbor
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | 100.0.0.2 | ${TG_pf1_mac}[0]
+| | VPP Add IP Neighbor
+| | ... | ${dut1} | ${DUT1_${int}2}[0] | 200.0.0.2 | ${TG_pf2_mac}[0]
+| | Vpp Route Add | ${dut1} | 10.0.0.0 | 8 | gateway=100.0.0.2
+| | ... | interface=${DUT1_${int}1}[0] | vrf=${fib_table_1}
+| | Vpp Route Add | ${dut1} | 20.0.0.0 | 8 | gateway=200.0.0.2
+| | ... | interface=${DUT1_${int}2}[0] | vrf=${fib_table_2}
+| | FOR | ${number} | IN RANGE | 1 | ${nf_nodes}+1
+| | | ${fib_table_1}= | Evaluate | ${100}+${number}
+| | | ${fib_table_2}= | Evaluate | ${fib_table_1}+${1}
+| | | Configure vhost interfaces | ${dut1}
+| | | ... | /var/run/vpp/sock-${number}-1 | /var/run/vpp/sock-${number}-2
+| | | ... | dut1-vhost-${number}-if1 | dut1-vhost-${number}-if2
+| | | ... | virtio_feature_mask=${virtio_feature_mask}
+| | | Set Interface State | ${dut1} | ${dut1-vhost-${number}-if1} | up
+| | | Set Interface State | ${dut1} | ${dut1-vhost-${number}-if2} | up
+| | | Add Fib Table | ${dut1} | ${fib_table_1}
+| | | Add Fib Table | ${dut1} | ${fib_table_2}
+| | | Assign Interface To Fib Table | ${dut1} | ${dut1-vhost-${number}-if1}
+| | | ... | ${fib_table_1}
+| | | Assign Interface To Fib Table | ${dut1} | ${dut1-vhost-${number}-if2}
+| | | ... | ${fib_table_2}
+| | | VPP Interface Set IP Address
+| | | ... | ${dut1} | ${dut1-vhost-${number}-if1} | 1.1.1.2 | 30
+| | | VPP Interface Set IP Address
+| | | ... | ${dut1} | ${dut1-vhost-${number}-if2} | 1.1.2.2 | 30
+| | | Run Keyword Unless | ${testpmd_mac}
+| | | ... | Vpp Route Add | ${dut1} | 20.0.0.0 | 8 | gateway=1.1.1.1
+| | | ... | interface=${dut1-vhost-${number}-if1} | vrf=${fib_table_1}
+| | | Run Keyword Unless | ${testpmd_mac}
+| | | ... | Vpp Route Add | ${dut1} | 10.0.0.0 | 8 | gateway=1.1.2.1
+| | | ... | interface=${dut1-vhost-${number}-if2} | vrf=${fib_table_2}
+| | | Run Keyword If | ${testpmd_mac}
+| | | ... | VPP Add IP Neighbor | ${dut1} | ${dut1-vhost-${number}-if1}
+| | | ... | 1.1.2.2 | ${dut1-vhost-${number}-if2_mac}
+| | | Run Keyword If | ${testpmd_mac}
+| | | ... | VPP Add IP Neighbor | ${dut1} | ${dut1-vhost-${number}-if2}
+| | | ... | 1.1.1.2 | ${dut1-vhost-${number}-if1_mac}
+| | | Run Keyword If | ${testpmd_mac}
+| | | ... | Vpp Route Add | ${dut1} | 20.0.0.0 | 8 | gateway=1.1.2.2
+| | | ... | interface=${dut1-vhost-${number}-if1} | vrf=${fib_table_1}
+| | | Run Keyword If | ${testpmd_mac}
+| | | ... | Vpp Route Add | ${dut1} | 10.0.0.0 | 8 | gateway=1.1.1.2
+| | | ... | interface=${dut1-vhost-${number}-if2} | vrf=${fib_table_2}
+| | END
+
+| Initialize IPv4 forwarding with vhost in 3-node circular topology
+| | [Documentation]
+| | ... | Create pairs of Vhost-User interfaces for defined number of VMs on all
+| | ... | VPP nodes. Set UP state of all VPP interfaces in path. Create
+| | ... | nf_nodes+1 FIB tables on each DUT with multipath routing. Assign
+| | ... | each Virtual interface to FIB table with Physical interface or Virtual
+| | ... | interface on both nodes. Setup IPv4 addresses with /30 prefix on
+| | ... | DUT-TG links and /30 prefix on DUT1-DUT2 link. Set routing on all DUT
+| | ... | nodes in all FIB tables with prefix /8 and next hop of neighbour IPv4
+| | ... | address. Setup ARP on all VPP interfaces.
+| |
+| | ... | *Arguments:*
+| | ... | - nf_nodes - Number of guest VMs. Type: integer
+| | ... | - virtio_feature_mask - Enabled Virtio features (Optional).
+| | ... | Type: integer
+| |
+| | ... | *Note:*
+| | ... | Socket paths for VM are defined in following format:
+| | ... | - /var/run/vpp/sock-\${VM_ID}-1
+| | ... | - /var/run/vpp/sock-\${VM_ID}-2
+| |
+| | ... | *Example:*
+| |
+| | ... | \| IPv4 forwarding with Vhost-User initialized in a 3-node circular\
+| | ... | topology \| 1 \|
+| |
+| | [Arguments] | ${nf_nodes}=${1} | ${testpmd_mac}=${FALSE}
+| | ... | ${virtio_feature_mask}=${None}
+| |
+| | Set interfaces in path up
+| | ${fib_table_1}= | Set Variable | ${101}
+| | ${fib_table_2}= | Evaluate | ${fib_table_1}+${nf_nodes}
+| | Add Fib Table | ${dut1} | ${fib_table_1}
+| | Add Fib Table | ${dut1} | ${fib_table_2}
+| | Add Fib Table | ${dut2} | ${fib_table_1}
+| | Add Fib Table | ${dut2} | ${fib_table_2}
+| | Assign Interface To Fib Table
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | ${fib_table_1}
+| | Assign Interface To Fib Table
+| | ... | ${dut1} | ${DUT1_${int}2}[0] | ${fib_table_2}
+| | Assign Interface To Fib Table
+| | ... | ${dut2} | ${DUT2_${int}1}[0] | ${fib_table_1}
+| | Assign Interface To Fib Table
+| | ... | ${dut2} | ${DUT2_${int}2}[0] | ${fib_table_2}
+| | VPP Interface Set IP Address
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | 100.0.0.1 | 30
+| | VPP Interface Set IP Address
+| | ... | ${dut1} | ${DUT1_${int}2}[0] | 150.0.0.1 | 30
+| | VPP Interface Set IP Address
+| | ... | ${dut2} | ${DUT2_${int}1}[0] | 150.0.0.2 | 30
+| | VPP Interface Set IP Address
+| | ... | ${dut2} | ${DUT2_${int}2}[0] | 200.0.0.1 | 30
+| | VPP Add IP Neighbor
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | 100.0.0.2 | ${TG_pf1_mac}[0]
+| | VPP Add IP Neighbor
+| | ... | ${dut2} | ${DUT2_${int}2}[0] | 200.0.0.2 | ${TG_pf2_mac}[0]
+| | Vpp Route Add | ${dut1} | 10.0.0.0 | 8 | gateway=100.0.0.2
+| | ... | interface=${DUT1_${int}1}[0] | vrf=${fib_table_1}
+| | Vpp Route Add | ${dut1} | 20.0.0.0 | 8 | gateway=150.0.0.2
+| | ... | interface=${DUT1_${int}2}[0] | vrf=${fib_table_2}
+| | Vpp Route Add | ${dut2} | 10.0.0.0 | 8 | gateway=150.0.0.1
+| | ... | interface=${DUT2_${int}1}[0] | vrf=${fib_table_1}
+| | Vpp Route Add | ${dut2} | 20.0.0.0 | 8 | gateway=200.0.0.2
+| | ... | interface=${DUT2_${int}2}[0] | vrf=${fib_table_2}
+| | FOR | ${number} | IN RANGE | 1 | ${nf_nodes}+1
+| | | ${fib_table_1}= | Evaluate | ${100}+${number}
+| | | ${fib_table_2}= | Evaluate | ${fib_table_1}+${1}
+| | | Configure vhost interfaces | ${dut1}
+| | | ... | /var/run/vpp/sock-${number}-1 | /var/run/vpp/sock-${number}-2
+| | | ... | dut1-vhost-${number}-if1 | dut1-vhost-${number}-if2
+| | | ... | virtio_feature_mask=${virtio_feature_mask}
+| | | Set Interface State | ${dut1} | ${dut1-vhost-${number}-if1} | up
+| | | Set Interface State | ${dut1} | ${dut1-vhost-${number}-if2} | up
+| | | Configure vhost interfaces | ${dut2}
+| | | ... | /var/run/vpp/sock-${number}-1 | /var/run/vpp/sock-${number}-2
+| | | ... | dut2-vhost-${number}-if1 | dut2-vhost-${number}-if2
+| | | ... | virtio_feature_mask=${virtio_feature_mask}
+| | | Set Interface State | ${dut2} | ${dut2-vhost-${number}-if1} | up
+| | | Set Interface State | ${dut2} | ${dut2-vhost-${number}-if2} | up
+| | | Add Fib Table | ${dut1} | ${fib_table_1}
+| | | Add Fib Table | ${dut1} | ${fib_table_2}
+| | | Add Fib Table | ${dut2} | ${fib_table_1}
+| | | Add Fib Table | ${dut2} | ${fib_table_2}
+| | | Assign Interface To Fib Table | ${dut1} | ${dut1-vhost-${number}-if1}
+| | | ... | ${fib_table_1}
+| | | Assign Interface To Fib Table | ${dut1} | ${dut1-vhost-${number}-if2}
+| | | ... | ${fib_table_2}
+| | | Assign Interface To Fib Table | ${dut2} | ${dut2-vhost-${number}-if1}
+| | | ... | ${fib_table_1}
+| | | Assign Interface To Fib Table | ${dut2} | ${dut2-vhost-${number}-if2}
+| | | ... | ${fib_table_2}
+| | | VPP Interface Set IP Address
+| | | ... | ${dut1} | ${dut1-vhost-${number}-if1} | 1.1.1.2 | 30
+| | | VPP Interface Set IP Address
+| | | ... | ${dut1} | ${dut1-vhost-${number}-if2} | 1.1.2.2 | 30
+| | | VPP Interface Set IP Address
+| | | ... | ${dut2} | ${dut2-vhost-${number}-if1} | 1.1.1.2 | 30
+| | | VPP Interface Set IP Address
+| | | ... | ${dut2} | ${dut2-vhost-${number}-if2} | 1.1.2.2 | 30
+| | | Run Keyword Unless | ${testpmd_mac}
+| | | ... | Vpp Route Add | ${dut1} | 20.0.0.0 | 8 | gateway=1.1.1.1
+| | | ... | interface=${dut1-vhost-${number}-if1} | vrf=${fib_table_1}
+| | | Run Keyword Unless | ${testpmd_mac}
+| | | ... | Vpp Route Add | ${dut1} | 10.0.0.0 | 8 | gateway=1.1.2.1
+| | | ... | interface=${dut1-vhost-${number}-if2} | vrf=${fib_table_2}
+| | | Run Keyword Unless | ${testpmd_mac}
+| | | ... | Vpp Route Add | ${dut2} | 20.0.0.0 | 8 | gateway=1.1.1.1
+| | | ... | interface=${dut2-vhost-${number}-if1} | vrf=${fib_table_1}
+| | | Run Keyword Unless | ${testpmd_mac}
+| | | ... | Vpp Route Add | ${dut2} | 10.0.0.0 | 8 | gateway=1.1.2.1
+| | | ... | interface=${dut2-vhost-${number}-if2} | vrf=${fib_table_2}
+| | | Run Keyword If | ${testpmd_mac}
+| | | ... | VPP Add IP Neighbor | ${dut1} | ${dut1-vhost-${number}-if1}
+| | | ... | 1.1.2.2 | ${dut1-vhost-${number}-if2_mac}
+| | | Run Keyword If | ${testpmd_mac}
+| | | ... | VPP Add IP Neighbor | ${dut1} | ${dut1-vhost-${number}-if2}
+| | | ... | 1.1.1.2 | ${dut1-vhost-${number}-if1_mac}
+| | | Run Keyword If | ${testpmd_mac}
+| | | ... | VPP Add IP Neighbor | ${dut2} | ${dut2-vhost-${number}-if1}
+| | | ... | 1.1.2.2 | ${dut2-vhost-${number}-if2_mac}
+| | | Run Keyword If | ${testpmd_mac}
+| | | ... | VPP Add IP Neighbor | ${dut2} | ${dut2-vhost-${number}-if2}
+| | | ... | 1.1.1.2 | ${dut2-vhost-${number}-if1_mac}
+| | | Run Keyword If | ${testpmd_mac}
+| | | ... | Vpp Route Add | ${dut1} | 20.0.0.0 | 8 | gateway=1.1.2.2
+| | | ... | interface=${dut1-vhost-${number}-if1} | vrf=${fib_table_1}
+| | | Run Keyword If | ${testpmd_mac}
+| | | ... | Vpp Route Add | ${dut1} | 10.0.0.0 | 8 | gateway=1.1.1.2
+| | | ... | interface=${dut1-vhost-${number}-if2} | vrf=${fib_table_2}
+| | | Run Keyword If | ${testpmd_mac}
+| | | ... | Vpp Route Add | ${dut2} | 20.0.0.0 | 8 | gateway=1.1.2.2
+| | | ... | interface=${dut2-vhost-${number}-if1} | vrf=${fib_table_1}
+| | | Run Keyword If | ${testpmd_mac}
+| | | ... | Vpp Route Add | ${dut2} | 10.0.0.0 | 8 | gateway=1.1.1.2
+| | | ... | interface=${dut2-vhost-${number}-if2} | vrf=${fib_table_2}
+| | END
+
+| Initialize IPv4 forwarding with VLAN dot1q sub-interfaces in circular topology
+| | [Documentation]
+| | ... | Set UP state on VPP interfaces in path on nodes in 2-node / 3-node
+| | ... | circular topology. In case of 3-node topology create VLAN
+| | ... | sub-interfaces between DUTs. In case of 2-node topology create VLAN
+| | ... | sub-interface on dut1-if2 interface. Get the interface MAC addresses
+| | ... | and setup ARPs. Setup IPv4 addresses with /30 prefix on DUT-TG links
+| | ... | and set routing with prefix /30. In case of 3-node set IPv4 adresses
+| | ... | with /30 prefix on VLAN and set routing on both DUT nodes with prefix
+| | ... | /30. Set next hop of neighbour DUT interface IPv4 address. All
+| | ... | interfaces are brought up.
+| |
+| | ... | *Arguments:*
+| | ... | - tg_if1_net - TG interface 1 IP subnet used by traffic generator.
+| | ... | Type: integer
+| | ... | - tg_if2_net - TG interface 2 IP subnet used by traffic generator.
+| | ... | Type: integer
+| | ... | - subid - ID of the sub-interface to be created. Type: string
+| | ... | - tag_rewrite - Method of tag rewrite. Type: string
+| |
+| | ... | _NOTE:_ This KW uses following test case variables:
+| | ... | - dut1 - DUT1 node.
+| | ... | - dut2 - DUT2 node.
+| | ... | - dut1_if2 - DUT1 interface towards DUT2.
+| | ... | - dut2_if1 - DUT2 interface towards DUT1.
+| |
+| | ... | *Example:*
+| |
+| | ... | \| Initialize IPv4 forwarding with VLAN dot1q sub-interfaces\
+| | ... | in circular topology \| 10.10.10.0 \| 20.20.20.0 \| 10 \| pop-1 \|
+| |
+| | [Arguments] | ${tg_if1_net} | ${tg_if2_net} | ${subid} | ${tag_rewrite}
+| |
+| | ${dut2_status} | ${value}= | Run Keyword And Ignore Error
+| | ... | Variable Should Exist | ${dut2}
+| |
+| | Set interfaces in path up
+| |
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Initialize VLAN dot1q sub-interfaces in circular topology
+| | ... | ${dut1} | ${DUT1_${int}2}[0]
+| | ... | ${dut2} | ${DUT2_${int}1}[0] | SUB_ID=${subid}
+| | ... | ELSE | Initialize VLAN dot1q sub-interfaces in circular topology
+| | ... | ${dut1} | ${DUT1_${int}2}[0] | SUB_ID=${subid}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Configure L2 tag rewrite method on interfaces
+| | ... | ${dut1} | ${subif_index_1}
+| | ... | ${dut2} | ${subif_index_2} | TAG_REWRITE_METHOD=${tag_rewrite}
+| | ... | ELSE | Configure L2 tag rewrite method on interfaces
+| | ... | ${dut1} | ${subif_index_1} | TAG_REWRITE_METHOD=${tag_rewrite}
+| |
+| | VPP Add IP Neighbor
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | 1.1.1.1 | ${TG_pf1_mac}[0]
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | VPP Add IP Neighbor
+| | ... | ${dut1} | ${subif_index_1} | 2.2.2.2 | ${DUT2_${int}1_mac}[0]
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | VPP Add IP Neighbor
+| | ... | ${dut2} | ${subif_index_2} | 2.2.2.1 | ${DUT1_${int}2_mac}[0]
+| | ${dut}= | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Set Variable | ${dut2}
+| | ... | ELSE | Set Variable | ${dut1}
+| | ${dut_if2}= | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Set Variable | ${DUT2_${int}2}[0]
+| | ... | ELSE | Set Variable | ${subif_index_1}
+| | VPP Add IP Neighbor
+| | ... | ${dut} | ${dut_if2} | 3.3.3.1 | ${TG_pf2_mac}[0]
+| | VPP Interface Set IP Address
+| | ... | ${dut1} | ${DUT1_${int}1}[0] | 1.1.1.2 | 30
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | VPP Interface Set IP Address | ${dut1} | ${subif_index_1}
+| | ... | 2.2.2.1 | 30
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | VPP Interface Set IP Address | ${dut2} | ${subif_index_2}
+| | ... | 2.2.2.2 | 30
+| | VPP Interface Set IP Address
+| | ... | ${dut} | ${dut_if2} | 3.3.3.2 | 30
+| | Vpp Route Add | ${dut1} | ${tg_if1_net} | 30 | gateway=1.1.1.1
+| | ... | interface=${DUT1_${int}1}[0]
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Vpp Route Add | ${dut1} | ${tg_if2_net} | 30 | gateway=2.2.2.2
+| | ... | interface=${subif_index_1}
+| | Run Keyword If | '${dut2_status}' == 'PASS'
+| | ... | Vpp Route Add | ${dut2} | ${tg_if1_net} | 30 | gateway=2.2.2.1
+| | ... | interface=${subif_index_2}
+| | Vpp Route Add | ${dut} | ${tg_if2_net} | 30 | gateway=3.3.3.1
+| | ... | interface=${dut_if2}