port

Documentation

Index

• Variables
• func GetFree(ip ...string) (port int, err error)

Variables

var (
	ErrGetTCP = errors.New("get tcp address")
	ErrNotIP  = errors.New("provided value isn't a valid ip")
)

Functions

func GetFree

func GetFree(ip ...string) (port int, err error)

GetFree return an available free port to listen on. It use the synthax 'localhost:0' under the hood to attempt to listen on a random port. The list ip, which default to localhost, can be parametrized.