Mounting VirtualBox vdi

sudo mkdir -p /mnt/vdi/expanded
sudo vboximg-mount -i <path-to-vdi> -o allow_other /mnt/vdi/expanded
mkdir /mnt/vdi/vol1
sudo mount /mnt/vdi/expanded/vol1 /mnt/vdi/vol1

cd /mnt
sudo umount /mnt/vdi/vol1
sudo umount /mnt/vdi/expanded
rm -rf /mnt/vdi