vtpm_manager.py 文件源码

def activate_group(uuid,keyblob):
    if common.STUB_TPM:
        return common.TEST_AES_REG_KEY

    group_id = get_group_num(uuid)
    priv_ca = base64.b64decode(keyblob)
    assert len(priv_ca) == 256
    logger.debug('Activating group number %d', group_id)
    body = vtpm_cmd(VTPM_ORD_GROUP_ACTIVATE,
                    struct.pack('>II', group_id, 256) + priv_ca)
    (algId, encScheme, size), body = unpack('>IHH', body)
    logger.info('Received Key. AlgID: 0x%x, encScheme: 0x%x, size: 0x%x',
                algId, encScheme, size)
    logger.info('Key: %r', body)
    assert size == len(body)
    return body