Check the integrity of the file with the given digest

          Args:
            digest -- digest of the file to check
          Returns:
            True if the file is not corrupted

def check(self, digest):
        """Check the integrity of the file with the given digest

          Args:
            digest -- digest of the file to check
          Returns:
            True if the file is not corrupted
        """
        path = self.get_file_path(digest)
        if self._calc_digest(path) != digest:
            self.logger.warning("found corrupted file: '{0}'".format(path))
            return False
        return True