Function Retry

backend/common/retry.go:18–26

Retry uses exponential backoff with timeout.

(ctx context.Context, fn func() error)

// Retry uses exponential backoff with timeout.
func Retry(ctx context.Context, fn func() error) error {
	b := backoff.NewExponentialBackOff()
	b.InitialInterval = initialInterval

	_, err := backoff.Retry(ctx, func() (struct{}, error) {
		return struct{}{}, fn()
	}, backoff.WithBackOff(b), backoff.WithMaxElapsedTime(timeout), backoff.WithMaxTries(3))
	return err
}