network

Documentation

Overview

Package network provides pure IP, CIDR, URL, and hostname normalization.

Index

• func InCIDR(ip, cidr string) (bool, error)
• func NormalizeHostname(value string) (string, error)
• func NormalizeIP(value string) (string, error)
• func NormalizeURL(value string) (string, error)
• func Options() []exprlib.Option

Functions

func InCIDR

func InCIDR(ip, cidr string) (bool, error)

InCIDR reports whether ip belongs to the supplied CIDR network.

func NormalizeHostname

func NormalizeHostname(value string) (string, error)

NormalizeHostname lowercases and converts a hostname to ASCII lookup form.

func NormalizeIP

func NormalizeIP(value string) (string, error)

NormalizeIP parses an IP address and returns its canonical textual form.

func NormalizeURL

func NormalizeURL(value string) (string, error)

NormalizeURL canonicalizes an absolute URL, including host and default ports.

func Options

func Options() []exprlib.Option

Options returns the Expr registrations for network helpers.