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source config.sh
source odl_utils.sh
source topologies/multihoming_topo_l2.sh
ODL_CONFIG_FILE1="vpp1.json"
ODL_CONFIG_FILE2="vpp2.json"
ODL_CONFIG_FILE3="update_vpp2.json"
function maybe_pause
{
if [ "$1" == "wait" ] ; then
read -p "press any key to continue .." -n1
fi
}
if [ "$1" == "clean" ] ; then
multihoming_topo_clean
exit 0
fi
if [[ $(id -u) != 0 ]]; then
echo "Error: run this as a root."
exit 1
fi
function test_multihoming
{
if [ "$3" != "no_setup" ] ; then
multihoming_topo_setup
fi
maybe_pause $3
test_result=1
ip netns exec vppns1 "${1}" -w 15 -c 1 "${2}"
rc=$?
if [ $rc -ne 0 ] ; then
echo "No response received!"
maybe_pause $3
multihoming_topo_clean
exit $test_result
fi
maybe_pause $3
# do some port sweeping to see that load balancing works
ip netns exec vppns1 nc -n -z "${2}" 1-1000 > /dev/null 2>&1
# check that it works
pkts=$(echo "show int" | nc 0 5002 | grep host-intervpp11 | awk '{print $6}' | tr -d '\r')
if [ $pkts -gt 450 ] && [ $pkts -lt 550 ] ; then
rc=0
else
rc=1
fi
if [ $rc -ne 0 ] ; then
echo "Load balancing doesn't work!"
maybe_pause $3
multihoming_topo_clean
exit $test_result
fi
maybe_pause $3
# change IP addresses of destination RLOC
echo "set int ip address del host-intervpp12 6.0.3.2/24" | nc 0 5003
echo "set int ip address host-intervpp12 6.0.3.20/24" | nc 0 5003
echo "set int ip address del host-intervpp12 6:0:3::2/64" | nc 0 5003
echo "set int ip address host-intervpp12 6:0:3::20/64" | nc 0 5003
post_curl "update-mapping" ${ODL_CONFIG_FILE3}
ip netns exec vppns1 "${1}" -w 15 -c 1 "${2}"
rc=$?
# test done
maybe_pause $3
multihoming_topo_clean
if [ $rc -ne 0 ] ; then
echo "Test failed: No ICMP response received within specified timeout limit!"
else
echo "Test passed."
test_result=0
fi
exit $test_result
}
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