swift_utils.py 文件源码

def get_builders_checksum():
    """Returns sha256 checksum for builders in /etc/swift."""
    sha = hashlib.sha256()
    for builder in SWIFT_RINGS.values():
        if not os.path.exists(builder):
            continue

        with open(builder, 'rb') as fd:
            sha.update(fd.read())

    return sha.hexdigest()