eos-vm-generator

#!/bin/sh
#
# Usage: eos-vm-generator normal-dir [...]
#
# Conditionally adds additional boot dependencies for vm boots.
# This script implements systemd.generator(7).

dest_dir="${1:?normal-dir argument missing}"
system_dir=/usr/lib/systemd/system
multi_user_target_wants_dir="$dest_dir/multi-user.target.wants"

# Only run on virtualbox
vm_string=$(/usr/bin/systemd-detect-virt)
if [ "$vm_string" != "oracle" ] ; then
  exit 0
fi

unit_path="$system_dir/virtualbox-guest-utils.service"
mkdir -p "$multi_user_target_wants_dir"
ln -sf "$unit_path" "$multi_user_target_wants_dir/"