seaweedfs/weed/util/retry.go

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package util
import (
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"strings"
"time"
"github.com/chrislusf/seaweedfs/weed/glog"
)
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var RetryWaitTime = 6 * time.Second
func Retry(name string, job func() error) (err error) {
waitTime := time.Second
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hasErr := false
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for waitTime < RetryWaitTime {
err = job()
if err == nil {
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if hasErr {
glog.V(0).Infof("retry %s successfully", name)
}
break
}
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if strings.Contains(err.Error(), "transport") {
hasErr = true
glog.V(0).Infof("retry %s", name)
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time.Sleep(waitTime)
waitTime += waitTime / 2
}
}
return err
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}