The diskimage_builder.block_device.utils Module

diskimage_builder.block_device.utils.exec_sudo(cmd)

Run a command under sudo

Run command under sudo, with debug trace of output. This is like subprocess.check_call() but sudo wrapped and with output tracing at debug levels.

Arguments: :param cmd: str command list; for Popen() :return: nothing :raises: subprocess.CalledProcessError if return code != 0

diskimage_builder.block_device.utils.parse_abs_size_spec(size_spec)

diskimage_builder.block_device.utils.parse_rel_size_spec(size_spec, abs_size)

Parses size specifications - can be relative like 50%

In addition to the absolute parsing also a relative parsing is done. If the size specification ends in ‘%’, then the relative size of the given ‘abs_size’ is returned.