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#!/usr/bin/env bash
function basic_two_odls_clean
{
echo "Clearing all VPP instances.."
pkill vpp --signal 9
rm /dev/shm/*
echo "Cleaning topology.."
ip netns exec intervppns ifconfig vppbr down
ip netns exec intervppns brctl delbr vppbr
ip link del dev veth_vpp1 &> /dev/null
ip link del dev veth_vpp2 &> /dev/null
ip link del dev veth_intervpp1 &> /dev/null
ip link del dev veth_intervpp2 &> /dev/null
ip link del dev veth_odl1 &> /dev/null
ip link del dev veth_odl2 &> /dev/null
ip netns del vppns1 &> /dev/null
ip netns del vppns2 &> /dev/null
ip netns del intervppns &> /dev/null
}
function basic_two_odls_setup
{
# create vpp to clients and inter-vpp namespaces
ip netns add vppns1
ip netns add vppns2
ip netns add intervppns
# create vpp and odl interfaces and set them in intervppns
ip link add veth_intervpp1 type veth peer name intervpp1
ip link add veth_intervpp2 type veth peer name intervpp2
ip link add veth_odl1 type veth peer name odl1
ip link add veth_odl2 type veth peer name odl2
ip link set dev intervpp1 up
ip link set dev intervpp2 up
ip link set dev odl1 up
ip link set dev odl2 up
ip link set dev veth_intervpp1 up netns intervppns
ip link set dev veth_intervpp2 up netns intervppns
ip link set dev veth_odl1 up netns intervppns
ip link set dev veth_odl2 up netns intervppns
# create bridge in intervppns and add vpp and odl interfaces
ip netns exec intervppns brctl addbr vppbr
ip netns exec intervppns brctl addif vppbr veth_intervpp1
ip netns exec intervppns brctl addif vppbr veth_intervpp2
ip netns exec intervppns brctl addif vppbr veth_odl1
ip netns exec intervppns brctl addif vppbr veth_odl2
ip netns exec intervppns ifconfig vppbr up
# create and configure 1st veth client to vpp pair
ip link add veth_vpp1 type veth peer name vpp1
ip link set dev vpp1 up
ip link set dev veth_vpp1 up netns vppns1
# create and configure 2nd veth client to vpp pair
ip link add veth_vpp2 type veth peer name vpp2
ip link set dev vpp2 up
ip link set dev veth_vpp2 up netns vppns2
ip netns exec vppns1 \
bash -c "
ip link set dev lo up
ip addr add 6.0.1.2/24 dev veth_vpp1
ip route add 6.0.2.0/24 via 6.0.1.1
"
ip netns exec vppns2 \
bash -c "
ip link set dev lo up
ip addr add 6.0.2.2/24 dev veth_vpp2
ip route add 6.0.1.0/24 via 6.0.2.1
"
# set odl iface ip and disable checksum offloading
ip addr add 6.0.3.100/24 dev odl1
ethtool --offload odl1 rx off tx off
#ip addr add 6.0.3.100/24 dev odl2
#ethtool --offload odl2 rx off tx off
# start vpp1 and vpp2 in separate chroot
${VPP_LITE_BIN} \
unix { log /tmp/vpp1.log cli-listen \
localhost:5002 full-coredump \
exec ${VPP_LITE_CONF}/vpp1.config } \
api-trace { on } api-segment {prefix xtr1}
${VPP_LITE_BIN} \
unix { log /tmp/vpp2.log cli-listen \
localhost:5003 full-coredump \
exec ${VPP_LITE_CONF}/vpp2.config } \
api-trace { on } api-segment {prefix xtr2}
}
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