#!/bin/bash

set -euo pipefail
rootfs="${1}"

# docker:
mkdir -p "${rootfs}/usr/lib/systemd/system/sockets.target.d"
{ echo "[Unit]"; echo "Upholds=docker.socket"; } > "${rootfs}/usr/lib/systemd/system/sockets.target.d/10-docker-socket.conf"
# containerd:
mkdir -p "${rootfs}/usr/lib/systemd/system/multi-user.target.d"
{ echo "[Unit]"; echo "Upholds=containerd.service"; } > "${rootfs}/usr/lib/systemd/system/multi-user.target.d/10-containerd-service.conf"