def GenerateDisks()

in templates/vm_instance.py [0:0]

• 38 lines of code
• 7 McCabe index (conditional complexity)

def GenerateDisks(context, disk_list, new_disks):
  """Generates as many disks as passed in the disk_list."""
  prop = context.properties
  zone = prop.setdefault(ZONE, DEFAULT_ZONE)
  sourced_disks = []
  disk_names = []
  for disk in disk_list:
    if default.DISK_SOURCE in disk or disk[default.TYPE] == SCRATCH:
      # These disks do not need to be created as separate resources
      sourced_disks.append(disk)
    else:
      # Extract disk parameters and create as separate resource
      disk_init = disk[default.INITIALIZEP]
      if default.DEVICE_NAME in disk:
        d_name = disk[default.DEVICE_NAME]
      elif default.DISK_NAME in disk_init:
        d_name = disk_init[default.DISK_NAME]
      else:
        raise common.Error('deviceName or diskName is needed for each disk in '
                           'this module implemention of multiple disks per vm.')
      new_disks.append({
          'name': d_name,
          'type': default.DISK,
          'properties': {
              'type': disk_init[default.DISKTYPE],
              'sizeGb': disk_init[default.DISK_SIZE],
              'zone': zone
          }
      })
      disk_names.append(d_name)
      source = common.Ref(d_name)
      sourced_disks.append({
          'deviceName': d_name,
          'autoDelete': disk[default.AUTO_DELETE],
          'boot': False,
          'source': source,
          'type': disk[default.TYPE],
      })
  items = prop[METADATA].setdefault('items', list())
  items.append({'key': ATTACHED_DISKS, 'value': ','.join(disk_names)})
  return sourced_disks, new_disks