Convert VMDK to OVA using VirtualBox

ova-gen.sh

#!/bin/sh
# 
# http://jbrazile.blogspot.com.es/2012/01/scripted-vmdkova-images-wboxgrinder-and.html
#
NAME=$1
OS=$2
IMAGE=
SZMB=384
INSTDIR=/tmp/ova-gen/boxes
BUILDDIR=/tmp/ova-gen/builds

if type VBoxManage >/dev/null 2>&1; then
    echo
    echo -e "Oracle VM VirtualBox is installed. Proceeding..."
    echo
elif type apt-get >/dev/null 2>&1; then
    echo
    echo -e "Oracle VM VirtualBox is NOT installed. Installing..."
    echo
    wget -q https://www.virtualbox.org/download/oracle_vbox_2016.asc -O- | sudo apt-key add -
    wget -q https://www.virtualbox.org/download/oracle_vbox.asc -O- | sudo apt-key add -
    sudo sh -c 'echo "deb http://download.virtualbox.org/virtualbox/debian $(lsb_release -sc) contrib" >> /etc/apt/sources.list'
    sudo apt-get update
    sudo apt-get -y install virtualbox-6.0
else
    echo -e "Oracle VM VirtualBox is NOT installed. Please install it."
    echo -e "Google is your friend"
    exit 1
fi

if [ -z "$NAME" ]; then
  echo "Usage: ova-gen.sh <appliance-name> [ostype]"
  echo "Example: ova-gen.sh my-virtual-machine-name Ubuntu_64"
  echo "You may get a list of [ostype] at http://bit.ly/2YkjZvF"
  exit 1
fi

if [ -z "$OS" ]; then
  OS=Linux26_64 
  echo Setting OS type to $OS
fi

rm -rf $INSTDIR $BUILDDIR
mkdir -p $BUILDDIR $INSTDIR

if [ ! -d "build/appliances" ]; then
    echo "Invalid directory. Running from Boxgrinder template build dir?"
    echo "Directory build/appliances not found."
    echo "Please create the directory and put your .vmdk image in build/appliances/<your-image-name>.vmdk"
    exit 1
fi

for vmdk in `find build/appliances/ -name '*.vmdk'`; do
  echo Copying $vmdk to $INSTDIR
  cp $vmdk $INSTDIR
  IMAGE="$INSTDIR/`basename $vmdk`"
  echo "IMAGE: $IMAGE"
done

VBoxManage createvm --name ${NAME} --ostype ${OS} --register --basefolder ${INSTDIR}
VBoxManage modifyvm ${NAME} --memory ${SZMB} --vram 32
VBoxManage storagectl ${NAME} --name "SATA Controller" --add sata --controller IntelAHCI
VBoxManage storageattach ${NAME} --storagectl "SATA Controller" --type hdd --port 0 --device 0 --medium ${IMAGE}
VBoxManage export ${NAME} --manifest -o ${BUILDDIR}/${NAME}.ova
VBoxManage unregistervm ${NAME} --delete
echo "Your appliance is ready at ${BUILDDIR}/${NAME}.ova"
echo "Your ${NAME}.vmdk has been converted into ${NAME}.ova at ${BUILDDIR}/${NAME}.ova"