utils.py 文件源码

def get_list_providers():
    # ensure all driver groups have been registered
    sections = CONF.list_all_sections()
    for section in sections:
        CONF.register_group(cfg.OptGroup(section))

    # ensure all of enable drivers configured exact opts
    enable_drivers = CONF.providers.enable_drivers
    list_providers = []
    for driver in enable_drivers.keys():
        type_driver = enable_drivers.get(driver)
        if type_driver == 'openstack':
            CONF.register_opts(
                calplus.conf.providers.openstack_opts, driver)
        elif type_driver == 'amazon':
            CONF.register_opts(
                calplus.conf.providers.amazon_opts, driver)
        else:
            continue
        list_providers.append(
            Provider(type_driver, CONF.get(driver))
        )

    return list_providers