firecracker

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#!/usr/bin/env sh
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# Copyright 2023 Amazon.com, Inc. or its affiliates. All Rights Reserved.
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# SPDX-License-Identifier: Apache-2.0
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mount -t sysfs sysfs /sys
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devs=$(ls /sys/class/net | grep -v lo)
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for dev in $devs; do
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    ip=$(printf "%d.%d.%d.%d" $(echo -n 0x; cut -d: -f3- -O ' 0x' /sys/class/net/$dev/address))
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    ip addr add "$ip/30" dev $dev
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    ip link set $dev up
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done
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