plugins/scripts/priv-net-run.sh

#!/usr/bin/env bash
set -e

# Run a command in a private network namespace
# set up by CNI plugins
contid=$(printf '%x%x%x%x' $RANDOM $RANDOM $RANDOM $RANDOM)
netnspath=/var/run/netns/$contid

ip netns add $contid
ip netns exec $contid ip link set lo up
./exec-plugins.sh add $contid $netnspath


function cleanup() {
	./exec-plugins.sh del $contid $netnspath
	ip netns delete $contid
}
trap cleanup EXIT

ip netns exec $contid "$@"