Refactor

echo "Starting Virtual DSM..."

IMG="/storage"

[ ! -d "$IMG" ] && echo "Storage folder (${IMG}) not found!" && exit 69

[ ! -f "/run/run.sh" ] && echo "Script must run inside Docker container!" && exit 60

if [ -z $URL ]; then

  if [ -f "$IMG"/dsm.ver ]; then

    BASE=$(cat "${IMG}/dsm.ver")

  else

    # Fallback for old installs

    BASE="DSM_VirtualDSM_42962"

  fi

else

  BASE=$(basename "$URL" .pat)

fi

[ ! -f "$IMG/$BASE.boot.img" ] && rm -f "$IMG"/"$BASE".system.img

if [ ! -f "$IMG/$BASE.system.img" ]; then

  . /run/install.sh

fi

. /run/disk.sh

. /run/network.sh

. /run/serial.sh