backoff

Documentation

Index

• Constants
• func Delay(f func() error) error
• func DelayIn(times int, f func() error) (err error)
• type Backoff
  • func GetBackoff() Backoff
• type PowerBackoff
  • func (pb *PowerBackoff) Delay(retries int) time.Duration

Constants

const DefaultRetryTimes = 5

Functions

func Delay

func Delay(f func() error) error

func DelayIn

func DelayIn(times int, f func() error) (err error)

Types

type Backoff

type Backoff interface {
	Delay(retries int) time.Duration
}

var DefaultBackoff Backoff = &PowerBackoff{
	MaxDelay:  30 * time.Second,
	InitDelay: 1 * time.Second,
	Factor:    1.6,
}

func GetBackoff

func GetBackoff() Backoff

type PowerBackoff

type PowerBackoff struct {
	MaxDelay  time.Duration
	InitDelay time.Duration
	Factor    float64
}

delay = min(MaxDelay, InitDelay * power(Factor, retries))

func (*PowerBackoff) Delay

func (pb *PowerBackoff) Delay(retries int) time.Duration