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#!/bin/sh
#
# Configures the interfaces needed for communication between namespaces.
# This handles the bridge-end of the veth pair.
interface=$1
# the main bridge interface is called 'selftest0' (although in future we may
# want to segregate the different domains by using different bridges)
bridge=$2
# we need to wait for the child namespace to start up and add the new
# interface back to our new namespace
while ! ip link show $interface >/dev/null 2>&1; do
sleep 0.1
echo "Waiting for $interface to be created..."
done
# bring the bridge-end of the link up and add it to the bridge
ip link set dev $interface up
ip link set $interface master $bridge
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