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package util
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import (
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	"math/rand"
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	"time"
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)
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// RandomTimeRange returns time.Duration between [interval/2, interval] randomly
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func RandomTimeRange(interval time.Duration) time.Duration {
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	t := interval / 2
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	return time.Duration(rand.Int63n(int64(t*2)-int64(t)) + int64(t))
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}