Partial script to show how to create hd in VirtualBox

virtual-box-create-hd.py

commandVBoxManage = 'VBoxManage'
hdSuffixNames = ['boot',
                 'root',
                 'tmp',
                 'var',
                 'usr',
                 'usr-local',
                 'swap',
                 'home']

def createHDHelper(vmName, suffixName, hdSize):
  actionCommand = 'createhd'
  hdName = vmName + '-' + suffixName + '.vdi'
  hdFile = os.path.join(vmName, hdName)
  command = [commandVBoxManage,
             actionCommand,
             '--filename',
             hdFile,
             '--size',
             str(hdSize)]
  subprocess.call(command)

def createHD(vmName):
  index = 0
  for hdSuffixName in hdSuffixNames:
    if index == 0:
      createHDHelper(vmName, hdSuffixName, 2048)
    else:
      createHDHelper(vmName, hdSuffixName, 2048)
    index += 1