Merge "Fix validate_target_files for target files modified by"

  logging.info('Done checking %s', script_path)

# Symlink files in `src` to `dst`, if the files do not

# already exists in `dst` directory.

def symlinkIfNotExists(src, dst):

  if not os.path.isdir(src):

    return

  for filename in os.listdir(src):

    if os.path.exists(os.path.join(dst, filename)):

      continue

    os.symlink(os.path.join(src, filename), os.path.join(dst, filename))

def ValidateVerifiedBootImages(input_tmp, info_dict, options):

  """Validates the Verified Boot related images.

  Raises:

    AssertionError: On any verification failure.

  """

  # See bug 159299583

  # After commit 5277d1015, some images (e.g. acpio.img and tos.img) are no

  # longer copied from RADIO to the IMAGES folder. But avbtool assumes that

  # images are in IMAGES folder. So we symlink them.

  symlinkIfNotExists(os.path.join(input_tmp, "RADIO"),

                    os.path.join(input_tmp, "IMAGES"))

  # Verified boot 1.0 (images signed with boot_signer and verity_signer).

  if info_dict.get('boot_signer') == 'true':

    logging.info('Verifying Verified Boot images...')