retryablehttp

type NewClientInput struct {
	// The maximum size, in bytes, of the cache. A cache will
	// only be used if this value is non-zero.
	CacheMaxSizeBytes int64
	// 0 for never expiring
	CacheMaxAgeSeconds int64
	// The base transport settings to use.
	// This is not used for embedded Tor clients.
	RoundTripper http.RoundTripper
	// The maximum number of retries for each request. If less
	// than 0, it will be treated as unlimited (technically,
	// max int32)
	MaxRetries int
	// The minimum amount of time to wait between retries
	RetryWaitMin time.Duration
	// The maximum amount of time to wait between retries
	RetryWaitMax time.Duration
	// The logger to use. If not provided, the default one
	// will be used.
	Logger hashicorphttp.LeveledLogger
	// A custom backoff function, if desired
	Backoff func(min, max time.Duration, attemptNum int, resp *http.Response) time.Duration
	// A custom retry function, if desired
	CheckRetry func(ctx context.Context, resp *http.Response, httpErr error) (bool, error)
}