micro/util/jitter/random.go
Evstigneev Denis 38c5fe8b5a
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fixed struct alignment && refactor linter (#369)
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Reviewed-on: #369
Co-authored-by: Evstigneev Denis <danteevstigneev@yandex.ru>
Co-committed-by: Evstigneev Denis <danteevstigneev@yandex.ru>
2024-12-09 16:23:25 +03:00

21 lines
530 B
Go

// Package jitter provides a random jitter
package jitter
import (
"time"
"go.unistack.org/micro/v3/util/rand"
)
// Random returns a random time to jitter with max cap specified
func Random(d time.Duration) time.Duration {
var rng rand.Rand
v := rng.Float64() * float64(d.Nanoseconds())
return time.Duration(v)
}
func RandomInterval(minTime, maxTime time.Duration) time.Duration {
var rng rand.Rand
return time.Duration(rng.Int63n(maxTime.Nanoseconds()-minTime.Nanoseconds())+minTime.Nanoseconds()) * time.Nanosecond
}