41 lines
734 B
Go
41 lines
734 B
Go
package utils
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import (
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"github.com/cenkalti/backoff"
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"time"
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)
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const (
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minLongJobInterval = 30 * time.Second
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)
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// RetryNotifyJob calls notify function with the error and wait duration
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// for each failed attempt before sleep.
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func RetryNotifyJob(operation backoff.Operation, b backoff.BackOff, notify backoff.Notify) error {
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var err error
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var next time.Duration
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b.Reset()
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for {
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before := time.Now()
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if err = operation(); err == nil {
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return nil
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}
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elapsed := time.Since(before)
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// If long job, we reset the backoff
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if elapsed >= minLongJobInterval {
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b.Reset()
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}
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if next = b.NextBackOff(); next == backoff.Stop {
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return err
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}
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if notify != nil {
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notify(err, next)
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}
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time.Sleep(next)
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}
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}
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