// WithExponentialBackoff will retry webhookFn() up to 5 times with exponentially increasing backoff when
// it returns an error for which apierrors.SuggestsClientDelay() or apierrors.IsInternalError() returns true.
func (g *GenericWebhook) WithExponentialBackoff(webhookFn func() restclient.Result) restclient.Result {
var result restclient.Result
WithExponentialBackoff(g.initialBackoff, func() error {
result = webhookFn()
return result.Error()
})
return result
}
// WithExponentialBackoff will retry webhookFn 5 times w/ exponentially
// increasing backoff when a 429 or a 5xx response code is returned.
func (g *GenericWebhook) WithExponentialBackoff(webhookFn func() restclient.Result) restclient.Result {
backoff := wait.Backoff{
Duration: g.initialBackoff,
Factor: 1.5,
Jitter: 0.2,
Steps: 5,
}
var result restclient.Result
wait.ExponentialBackoff(backoff, func() (bool, error) {
result = webhookFn()
// Return from Request.Do() errors immediately.
if err := result.Error(); err != nil {
return false, err
}
// Retry 429s, and 5xxs.
var statusCode int
if result.StatusCode(&statusCode); statusCode == 429 || statusCode >= 500 {
return false, nil
}
return true, nil
})
return result
}