Esempio n. 1
0
// readExpBackoffConfig handles the internal logic of determining what the
// backoff policy is.  By default if no information is available, NoBackoff.
// TODO Generalize this see #17727 .
func readExpBackoffConfig() BackoffManager {
	backoffBase := os.Getenv(envBackoffBase)
	backoffDuration := os.Getenv(envBackoffDuration)

	backoffBaseInt, errBase := strconv.ParseInt(backoffBase, 10, 64)
	backoffDurationInt, errDuration := strconv.ParseInt(backoffDuration, 10, 64)
	if errBase != nil || errDuration != nil {
		return &NoBackoff{}
	} else {
		return &URLBackoff{
			Backoff: util.NewBackOff(
				time.Duration(backoffBaseInt)*time.Second,
				time.Duration(backoffDurationInt)*time.Second)}
	}
}
Esempio n. 2
0
// Disable makes the backoff trivial, i.e., sets it to zero.  This might be used
// by tests which want to run 1000s of mock requests without slowing down.
func (b *URLBackoff) Disable() {
	glog.V(4).Infof("Disabling backoff strategy")
	b.Backoff = util.NewBackOff(0*time.Second, 0*time.Second)
}