virtio-win-drivers-prepare

#!/bin/sh

if [ "$VIRTIO_ISO" = "" ]; then
  VIRTIO_ISO=./virtio-win.iso
  echo "VIRTIO_ISO not set, defaulting to './virtio-win.iso'."
fi
if [ "$VIRTIO_DRIVERS" = "" ]; then
  VIRTIO_DRIVERS=./drivers
  echo "VIRTIO_DRIVERS not set, using driver directory './drivers'."
fi
if [ ! -f $VIRTIO_ISO -a "$VIRTIO_URL" = "" ]; then
  VIRTIO_URL=https://fedorapeople.org/groups/virt/virtio-win/direct-downloads/stable-virtio/virtio-win.iso
  echo "VIRTIO_URL not set, defaulting to:"
  echo $VIRTIO_URL
fi
if [ "$WIN_VER" = "" ]; then
  WIN_VER=2k25
  echo "WIN_VER not set, defaulting to '2k25'."
fi

if [ ! -f $VIRTIO_ISO ]; then
  echo "Downloading latest stable virtio-win.iso..."
  if [ "$(which curl 2> /dev/null)" != "" ]; then
    curl -L https://fedorapeople.org/groups/virt/virtio-win/direct-downloads/stable-virtio/virtio-win.iso -o $VIRTIO_ISO
  elif [ "$(which wget 2> /dev/null)" != "" ]; then
    wget https://fedorapeople.org/groups/virt/virtio-win/direct-downloads/stable-virtio/virtio-win.iso -O $VIRTIO_ISO
  else
    echo "No curl/wget available, can't download virtio-win.iso automatically" 1>&2
    exit 1
  fi
fi

if [ ! -f $VIRTIO_ISO ]; then
  echo "Failed to download virtio-win.iso" 1>&2
  exit 1
fi

rm -rf $VIRTIO_DRIVERS

if [ "$(which 7z 2> /dev/null)" != "" ]; then
  7z x -o$VIRTIO_DRIVERS $VIRTIO_ISO > /dev/null || exit 2
elif [ "$(which bsdtar 2> /dev/null)" != "" ]; then
  mkdir -p $VIRTIO_DRIVERS
  bsdtar -C $VIRTIO_DRIVERS -xf $VIRTIO_ISO || exit 3
elif [ "$(which guestfish 2> /dev/null)" != "" ]; then
  mkdir -p $VIRTIO_DRIVERS
  guestfish --ro -a $VIRTIO_ISO -m /dev/sda tar-out / - | tar -C $VIRTIO_DRIVERS -xf - || exit 4
else
  echo "No 7z/bsdtar/guestfish available, can't extract virtio-win.iso automatically" 1>&2
  exit 1
fi

find $VIRTIO_DRIVERS -type d -exec chmod 0755 {} +
find $VIRTIO_DRIVERS -type f -exec chmod 0644 {} +
find $VIRTIO_DRIVERS -maxdepth 1 -type f \! -name virtio-win-guest-tools.exe -exec rm -r {} +
find $VIRTIO_DRIVERS -mindepth 1 -maxdepth 1 -type d \! \( -name Balloon -o -name NetKVM -o -name qemufwcfg -o -name vioserial -o -name viostor \) -exec rm -r {} +
find $VIRTIO_DRIVERS -mindepth 2 -maxdepth 2 -type d \! -name $WIN_VER -exec rm -r {} +

echo
echo "KVM/QEMU/VirtIO drivers for Windows $WIN_VER now ready in directory '$VIRTIO_DRIVERS'."