Auto create machine in vbox using a script.

vbox.create.sh

#!/bin/bash
MACHINENAME=$1

# Starts a new machine with 20GB RAM and 150GB DISK
# basepath /mnt/kiko
# Download debian.iso
if [ ! -f ./debian.iso ]; then
    wget https://cdimage.debian.org/debian-cd/current/amd64/iso-cd/debian-11.6.0-amd64-netinst.iso -O debian.iso
fi
sudo mkdir /mnt/kiko/$MACHINENAME

#Create VM - This command uses as base folder the current directory:
VBoxManage createvm --name $MACHINENAME --ostype "Debian_64" --register --basefolder /mnt/kiko/$MACHINENAME
#Set memory and network - In this example: 20Gb RAM and 1 network card behind NAT.
VBoxManage modifyvm $MACHINENAME --ioapic on
VBoxManage modifyvm $MACHINENAME --memory 20480 --vram 128
VBoxManage modifyvm $MACHINENAME --nic1 nat # or --nic1 bridged --bridgeadapter1 eno1
#Create Disk and connect Debian Iso - One 150Gb SATA HD, and one CDROM (with Debian ISO) drive attached to an IDE Controller.
VBoxManage createhd --filename /mnt/kiko/$MACHINENAME/$MACHINENAME.vdi --size 150000 --format VDI
VBoxManage storagectl $MACHINENAME --name "SATA Controller" --add sata --controller IntelAhci
VBoxManage storageattach $MACHINENAME --storagectl "SATA Controller" --port 0 --device 0 --type hdd --medium  /mnt/kiko/$MACHINENAME/$MACHINENAME.vdi
VBoxManage storagectl $MACHINENAME --name "IDE Controller" --add ide --controller PIIX4
VBoxManage storageattach $MACHINENAME --storagectl "IDE Controller" --port 1 --device 0 --type dvddrive --medium `pwd`/debian.iso
VBoxManage modifyvm $MACHINENAME --boot1 dvd --boot2 disk --boot3 none --boot4 none

#Enable RDP - Remote Desktop enabled on port 3391 (useful for administration on an headless environment).
VBoxManage modifyvm $MACHINENAME --vrde on
VBoxManage modifyvm $MACHINENAME --vrdemulticon on --vrdeport 3395
VBoxManage modifyvm $MACHINENAME --vrdeproperty VNCPassword=$MACHINENAME #vnc password is the same as the machinename
#Start the VM
VBoxHeadless --startvm $MACHINENAME