change-iso

#!/bin/bash

VM_GUID="{d0f3631f-9f95-4907-a950-77c674bfcd84}"

if VBoxManage list runningvms | grep "$VM_GUID" ; then
    echo VM is running
    exit 1
fi

CD=$( VBoxManage showvminfo "$VM_GUID" --machinereadable | grep '^"IDE-1-0"' )
# Example: "IDE-1-0"="/home/alsetupvb/Downloads/archlinux-2021.01.01-x86_64.iso"

CURRENTISO=$( ls -1r Downloads/archlinux-20??.??.??-x86_64.iso | head -n 1 )
# Example: Downloads/archlinux-2021.02.01-x86_64.iso

#echo "$CD"
#echo "$CURRENTISO"
if echo "$CD" | grep -F "$CURRENTISO" ; then
	echo Current ISO already mounted
	exit 1
fi

VBoxManage snapshot "$VM_GUID" restorecurrent

VBoxManage snapshot "$VM_GUID" delete "Sicherungspunkt 1"

VBoxManage storageattach "$VM_GUID" --storagectl IDE --port 1 --device 0 --type dvddrive --medium "$HOME/$CURRENTISO"

VBoxManage snapshot "$VM_GUID" take "Sicherungspunkt 1"

echo === Changes done ===

VBoxManage snapshot "$VM_GUID" list
VBoxManage showvminfo "$VM_GUID" --machinereadable | grep '^"IDE-1-0"'