netutil

Documentation

Overview

Utilities for working with networks and network accessories.

Index

• Variables
• func EphemeralPort() (int, error)
• func ExpandPort(address string) string
• func WaitForOpen(network string, address string, totaltime time.Duration, ...) error

Variables

var DefaultWaitForOpenConnectionTimeout = 5 * time.Second

var WaitForOpenCheckInterval = time.Second

Functions

func EphemeralPort

func EphemeralPort() (int, error)

Retrieve an open ephemeral port.

func ExpandPort

func ExpandPort(address string) string

Takes an address in the form of "host:port", looks for port zero (e.g: ":0"), and gets an ephemeral local port and returns that address (e.g.: ":41327").

func WaitForOpen

func WaitForOpen(network string, address string, totaltime time.Duration, timeouts ...time.Duration) error