Adding custom backoff function for API's that _can_ be excessive #354
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davidcollom
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aidy
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Apr 29, 2025
| func HTTPBackOff(min, max time.Duration, attemptNum int, resp *http.Response) time.Duration { | ||
| sleep := retryablehttp.DefaultBackoff(min, max, attemptNum, resp) | ||
| if sleep.Abs() <= max { | ||
| return sleep.Abs() |
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Minor code legibility - this is backwards to how I'd normally read code. I'd normally expect the conditional to handle the exception case, here we're returning what I'd expect would be the normal mode of operation.
aidy
reviewed
Apr 29, 2025
| retryclient.RetryWaitMax = 10 * time.Minute | ||
| retryclient.RetryWaitMin = 1 * time.Second | ||
| // This custom backoff will fail requests that have a max wait of the RetryWaitMax | ||
| retryclient.Backoff = util.HTTPBackOff |
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Probably worth adding a note here that this could be removed if hashicorp/go-retryablehttp#247 is addressed.
aidy
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Apr 29, 2025
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During testing it became apparent that version-checker would wait and honour the "Retry-After" Header and wait almost in definatly for the next request if a response was given such as below:
Lets not wait for
484289h20m8s!!!