main.py 文件源码

def run():
    # REVISIT(ivc): current CNI implementation provided by this package is
    # experimental and its primary purpose is to enable development of other
    # components (e.g. functional tests, service/LBaaSv2 support)
    cni_conf = utils.CNIConfig(jsonutils.load(sys.stdin))
    args = ['--config-file', cni_conf.kuryr_conf]

    try:
        if cni_conf.debug:
            args.append('-d')
    except AttributeError:
        pass
    config.init(args)
    config.setup_logging()

    # Initialize o.vo registry.
    k_objects.register_locally_defined_vifs()
    os_vif.initialize()

    if CONF.cni_daemon.daemon_enabled:
        runner = cni_api.CNIDaemonizedRunner()
    else:
        runner = cni_api.CNIStandaloneRunner(K8sCNIPlugin())
    LOG.info("Using '%s' ", runner.__class__.__name__)

    def _timeout(signum, frame):
        runner._write_dict(sys.stdout, {
            'msg': 'timeout',
            'code': k_const.CNI_TIMEOUT_CODE,
        })
        LOG.debug('timed out')
        sys.exit(1)

    signal.signal(signal.SIGALRM, _timeout)
    signal.alarm(_CNI_TIMEOUT)
    status = runner.run(os.environ, cni_conf, sys.stdout)
    LOG.debug("Exiting with status %s", status)
    if status:
        sys.exit(status)