Update virtualbox hard disk uuids

update_virtualbox_hard_disk_uuids.py

def update_virtualbox_hd_uuids(vbox_conf):
    ''' 
        After using clonevm (ie  VBoxManage clonevm "my-virtual-machine" --name "new_vm")
        pass in name of VirtualBox configuration xml '''

    from xml.dom.minidom import parse, parseString
    vbox = parse(vbox_conf).documentElement

    for hardDisk in vbox.getElementsByTagName('HardDisk'):
        location = hardDisk.getAttribute('location')
        if os.path.exists(os.path.basename(location)):
            location = './' + os.path.basename(location)
            hardDisk.setAttribute('location', location) # Make HD paths relative

            old_uuid = hardDisk.getAttribute('uuid')
            uuid = '{%s}' % local('VBoxManage internalcommands sethduuid ' + location, capture=True).partition(':')[2][1:]

            print 'Updating uuid %s to %s' % (old_uuid, uuid)
            hardDisk.setAttribute('uuid', uuid)

            for image in vbox.getElementsByTagName('Image'):
                if image.hasAttribute('uuid'):
                    if image.getAttribute('uuid') == old_uuid:
                        image.setAttribute('uuid', uuid)


    vbox.writexml(open(vbox_conf, mode='w'))