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#!/bin/sh
set -e
if [ "$1" = remove ]; then
if [ "$(readlink "${DPKG_ROOT}/etc/resolv.conf")" = "../run/systemd/resolve/stub-resolv.conf" ] || [ "$(readlink "${DPKG_ROOT}/etc/resolv.conf")" = "/run/systemd/resolve/stub-resolv.conf" ]; then
echo "Removing /etc/resolv.conf symlink to /run/systemd/resolve/stub-resolv.conf..."
rm -f "${DPKG_ROOT}/etc/resolv.conf" || echo "Cannot remove /etc/resolv.conf."
if [ -f "${DPKG_ROOT}/run/systemd/resolve/resolv.conf" ]; then
echo "Copying /run/systemd/resolve/resolv.conf to /etc/resolv.conf..."
cp "${DPKG_ROOT}/run/systemd/resolve/resolv.conf" "${DPKG_ROOT}/etc/resolv.conf" || echo "Cannot copy /run/systemd/resolve/resolv.conf to /etc/resolv.conf."
# We prefer a current resolv.conf rather than an older backup, if available
rm -f "${DPKG_ROOT}/etc/.resolv.conf.systemd-resolved.bak"
elif [ -f "${DPKG_ROOT}/etc/.resolv.conf.systemd-resolved.bak" ]; then
echo "Restoring previous resolv.conf..."
mv "${DPKG_ROOT}/etc/.resolv.conf.systemd-resolved.bak" "${DPKG_ROOT}/etc/resolv.conf" || echo "Cannot restore /etc/resolv.conf backup."
else
echo "Creating an empty /etc/resolv.conf..."
touch "${DPKG_ROOT}/etc/resolv.conf" || echo "Cannot create an empty /etc/resolv.conf."
fi
fi
fi
#DEBHELPER#
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