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#!/bin/bash
# SPDX-License-Identifier: GPL-2.0
ipv6=false
source ./hsr_common.sh
do_complete_ping_test()
{
echo "INFO: Initial validation ping (HSR-SAN/RedBox)."
# Each node has to be able each one.
do_ping "${ns1}" 100.64.0.2
do_ping "${ns2}" 100.64.0.1
# Ping from SAN to hsr1 (via hsr2)
do_ping "${ns3}" 100.64.0.1
do_ping "${ns1}" 100.64.0.3
stop_if_error "Initial validation failed."
# Wait for MGNT HSR frames being received and nodes being
# merged.
sleep 5
echo "INFO: Longer ping test (HSR-SAN/RedBox)."
# Ping from SAN to hsr1 (via hsr2)
do_ping_long "${ns3}" 100.64.0.1
# Ping from hsr1 (via hsr2) to SAN
do_ping_long "${ns1}" 100.64.0.3
stop_if_error "Longer ping test failed."
echo "INFO: All good."
}
setup_hsr_interfaces()
{
local HSRv="$1"
echo "INFO: preparing interfaces for HSRv${HSRv} (HSR-SAN/RedBox)."
# |NS1 |
# | |
# | /-- hsr1 --\ |
# | ns1eth1 ns1eth2 |
# |------------------------|
# | |
# | |
# | |
# |------------------------| |-----------|
# | ns2eth1 ns2eth2 | | |
# | \-- hsr2 --/ | | |
# | \ | | |
# | ns2eth3 |--------| ns3eth1 |
# | (interlink)| | |
# |NS2 (RedBOX) | |NS3 (SAN) |
#
# Check if iproute2 supports adding interlink port to hsrX device
ip link help hsr | grep -q INTERLINK
[ $? -ne 0 ] && { echo "iproute2: HSR interlink interface not supported!"; exit 0; }
# Create interfaces for name spaces
ip link add ns1eth1 netns "${ns1}" type veth peer name ns2eth1 netns "${ns2}"
ip link add ns1eth2 netns "${ns1}" type veth peer name ns2eth2 netns "${ns2}"
ip link add ns3eth1 netns "${ns3}" type veth peer name ns2eth3 netns "${ns2}"
sleep 1
ip -n "${ns1}" link set ns1eth1 up
ip -n "${ns1}" link set ns1eth2 up
ip -n "${ns2}" link set ns2eth1 up
ip -n "${ns2}" link set ns2eth2 up
ip -n "${ns2}" link set ns2eth3 up
ip -n "${ns3}" link set ns3eth1 up
ip -net "${ns1}" link add name hsr1 type hsr slave1 ns1eth1 slave2 ns1eth2 supervision 45 version ${HSRv} proto 0
ip -net "${ns2}" link add name hsr2 type hsr slave1 ns2eth1 slave2 ns2eth2 interlink ns2eth3 supervision 45 version ${HSRv} proto 0
ip -n "${ns1}" addr add 100.64.0.1/24 dev hsr1
ip -n "${ns2}" addr add 100.64.0.2/24 dev hsr2
ip -n "${ns3}" addr add 100.64.0.3/24 dev ns3eth1
ip -n "${ns1}" link set hsr1 up
ip -n "${ns2}" link set hsr2 up
}
check_prerequisites
setup_ns ns1 ns2 ns3
trap cleanup_all_ns EXIT
setup_hsr_interfaces 1
do_complete_ping_test
exit $ret
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