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prevent zero for leader election timeouts

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Kubernetes-commit: 7288e8828f5bf659d41e71760f9d9923e405e2e4
This commit is contained in:
David Eads 2018-05-23 15:00:37 -04:00 committed by Kubernetes Publisher
parent 9a5fde770f
commit 1088d9ef09
1 changed files with 10 additions and 0 deletions
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10
tools/leaderelection/leaderelection.go
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@ -74,6 +74,16 @@ func NewLeaderElector(lec LeaderElectionConfig) (*LeaderElector, error) {
if lec.RenewDeadline <= time.Duration(JitterFactor*float64(lec.RetryPeriod)) {
return nil, fmt.Errorf("renewDeadline must be greater than retryPeriod*JitterFactor")
}
if lec.LeaseDuration < 1 {
return nil, fmt.Errorf("leaseDuration must be greater than zero")
}
if lec.RenewDeadline < 1 {
return nil, fmt.Errorf("renewDeadline must be greater than zero")
}
if lec.RetryPeriod < 1 {
return nil, fmt.Errorf("retryPeriod must be greater than zero")
}
if lec.Lock == nil {
return nil, fmt.Errorf("Lock must not be nil.")
}