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#!/usr/bin/env bash
if [ $USER != "root" ] ; then
echo "Restarting script with sudo..."
sudo $0 ${*}
exit
fi
SRC=${1:-/vpp}
[ $# -eq 0 ] && { echo "(using default vpp src $SRC. This can be passed as parameter to script)"; }
# path to vpp executable and configurations folder
[ -f $SRC/build-root/install-vpp_lite_debug-native/vpp/bin/vpp ] || { echo "VPP lite not found, build it by 'cd $SRC; PLATFORM=vpp_lite make build'"; exit 1; }
VPP_LITE_BIN=$SRC/build-root/install-vpp_lite_debug-native/vpp/bin/vpp
VPP_LITE_CONF=/etc/vpp/lite/
# make sure there are no vpp instances running
pkill vpp
# delete previous incarnations if they exist
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_odl &> /dev/null
ip netns del vppns1 &> /dev/null
ip netns del vppns2 &> /dev/null
ip netns del intervppns &> /dev/null
if [ "$1" == "clean" ] ; then
exit 0;
fi
sleep 1
# 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_odl type veth peer name odl
ip link set dev intervpp1 up
ip link set dev intervpp2 up
ip link set dev odl up
ip link set dev veth_intervpp1 up netns intervppns
ip link set dev veth_intervpp2 up netns intervppns
ip link set dev veth_odl 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_odl
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
ip netns exec vppns1 \
bash -c "
ip link set dev lo up
ip addr add 6.0.2.2/24 dev veth_vpp1
ip route add 6.0.4.0/24 via 6.0.2.1
"
# 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 vppns2 \
bash -c "
ip link set dev lo up
ip addr add 6.0.4.4/24 dev veth_vpp2
ip route add 6.0.2.0/24 via 6.0.4.1
"
# set odl iface ip and disable checksum offloading
ifconfig odl 6.0.3.100/24
ethtool --offload odl rx off tx off
# start vpp1 and vpp2 in separate chroot
sudo $VPP_LITE_BIN \
unix { log /tmp/vpp1.log cli-listen \
localhost:5002 full-coredump \
exec $VPP_LITE_CONF/vpp1.conf } \
api-trace { on } api-segment {prefix xtr1}
sudo $VPP_LITE_BIN \
unix { log /tmp/vpp2.log cli-listen \
localhost:5003 full-coredump \
exec $VPP_LITE_CONF/vpp2.conf} \
api-trace { on } api-segment {prefix xtr2}
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