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package drive
import (
"golang.org/x/net/context"
"google.golang.org/api/googleapi"
"time"
)
const MaxBackendErrorRetries = 5
func isBackendError(err error) bool {
if err == nil {
return false
}
ae, ok := err.(*googleapi.Error)
return ok && ae.Code >= 500 && ae.Code <= 599
}
func isTimeoutError(err error) bool {
return err == context.Canceled
}
func exponentialBackoffSleep(try int) {
seconds := pow(2, try)
time.Sleep(time.Duration(seconds) * time.Second)
}
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