work-vm/scripts/00-network.sh

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#!/bin/sh
set -e
export DEBIAN_FRONTEND=noninteractive DEBCONF_NONINTERACTIVE_SEEN=true
# APT proxy configuration
if [ -z "$APT_PROXY" ]; then
rm -f /etc/apt/apt.conf.d/90proxy
sub=http:/https:
else
echo "Acquire::http::Proxy \"${APT_PROXY}\";" > /etc/apt/apt.conf.d/90proxy
sub=https:/http:
fi
sed -i "s/$sub/g" /etc/apt/sources.list `find /etc/apt/sources.list.d -name '*.list'`
# Ensure systemd-resolved is actually installed
apt-get update
apt-get install -y systemd-resolved
cat >/etc/systemd/network/eth0.network <<EOF
[Match]
Name=eth0
[Network]
LinkLocalAddressing=no
DHCP=ipv4
EOF
systemctl enable systemd-networkd.service
systemctl enable systemd-resolved.service
rm -f /etc/network/interfaces
dpkg --purge resolvconf
systemctl disable networking.service
ln -sf /run/systemd/resolve/stub-resolv.conf /etc/resolv.conf