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#!/usr/bin/env bash
# Capture all the interface IPs, in case we need them later
ip -o addr show > ~vagrant/ifconfiga
chown vagrant:vagrant ~vagrant/ifconfiga
# Disable all ethernet interfaces other than the default route
# interface so VPP will use those interfaces. The VPP auto-blacklist
# algorithm prevents the use of any physical interface contained in the
# routing table (i.e. "route --inet --inet6") preventing the theft of
# the management ethernet interface by VPP from the kernel.
for intf in $(ls /sys/class/net) ; do
if [ -d /sys/class/net/$intf/device ] &&
[ "$(route --inet --inet6 | grep default | grep $intf)" == "" ] ; then
sudo -E ifconfig $intf down
fi
done
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