ratelimiter

type Config struct {
	// Redis node connection details.
	Endpoint string // Required.
	Password string

	// What is the time unit for the ratelimiter.
	// For example, time.Second would limit operations on
	// per-second basis. Duration is a required field.
	Duration time.Duration
}

type RateLimiter interface {
	// Limit decides whether an operation signified by key should
	// be limited or not, based on max operation allowed.
	Limit(ctx context.Context, key string, max int64) (bool, error)
}