}

	var err error
	listener, err := net.Listen("unix", path)
	if err != nil {
		return nil, fmt.Errorf("failed to listen on unix socket %q: %v", path, err)
	}

	// Update file permission so that cni plugin has permission to access it.
	if _, err := os.Stat(path); err != nil {
		return nil, fmt.Errorf("cni listener file %q doesn't exist", path)
	}

		}
	case <-listener.ctx.Done():
	}
	return nil, syscall.EINVAL
}

// Close - closes underneath all TCP listeners.
func (listener *httpListener) Close() (err error) {
	listener.ctxCanceler()

	for i := range listener.tcpListeners {
		listener.tcpListeners[i].Close()
	}

	return nil
}

		return false
	}
	return true
}

func getFilterChains(l *listener.Listener) []*listener.FilterChain {
	res := l.FilterChains
	if l.DefaultFilterChain != nil {
		res = append(res, l.DefaultFilterChain)
	}
	return res
}

// retrieveListenerType classifies a Listener as HTTP|TCP|HTTP+TCP|UNKNOWN
func retrieveListenerType(l *listener.Listener) string {
	nHTTP := 0
	nTCP := 0

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