Method Contains

config/types.go:114–137

Contains checks whether passed addr is in the range of networks

(addr string)

// Contains checks whether passed addr is in the range of networks
func (n Networks) Contains(addr string) bool {
	if len(n) == 0 {
		return true
	}

	h, _, err := net.SplitHostPort(addr)
	if err != nil {
		// If we only have an IP address. This happens when the proxy middleware is enabled.
		h = addr
	}

	ip := net.ParseIP(h)
	if ip == nil {
		panic(fmt.Sprintf("BUG: unexpected error while parsing IP: %s", h))
	}

	for _, ipnet := range n {
		if ipnet.Contains(ip) {
			return true
		}
	}

	return false
}

// Duration wraps time.Duration. It is used to parse the custom duration format
type Duration time.Duration