/usr/share/gocode/src/github.com/hashicorp/consul/lib/cluster.go is in golang-github-hashicorp-consul-dev 0.6.4~dfsg-3.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 | package lib
import (
"math/rand"
"time"
)
// Returns a random stagger interval between 0 and the duration
func RandomStagger(intv time.Duration) time.Duration {
return time.Duration(uint64(rand.Int63()) % uint64(intv))
}
// RateScaledInterval is used to choose an interval to perform an action in
// order to target an aggregate number of actions per second across the whole
// cluster.
func RateScaledInterval(rate float64, min time.Duration, n int) time.Duration {
interval := time.Duration(float64(time.Second) * float64(n) / rate)
if interval < min {
return min
}
return interval
}
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