vmdk_ops.py 文件源码

def getVMDK(vmdk_path, vol_name, datastore):
    """Checks if the volume exists, and returns error if it does not"""
    # Note: will return more Volume info here, when Docker API actually accepts it
    logging.debug("getVMDK: vmdk_path=%s vol_name=%s, datastore=%s", vmdk_path, vol_name, datastore)
    file_exist = os.path.isfile(vmdk_path)
    logging.debug("getVMDK: file_exist=%d", file_exist)
    if not os.path.isfile(vmdk_path):
        return err("Volume {0} not found (file: {1})".format(vol_name, vmdk_path))
    # Return volume info - volume policy, size, allocated capacity, allocation
    # type, creat-by, create time.
    try:
        result = vol_info(kv.getAll(vmdk_path),
                          kv.get_vol_info(vmdk_path),
                          datastore)
    except Exception as ex:
        logging.error("Failed to get disk details for %s (%s)" % (vmdk_path, ex))
        return None

    return result