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在 OpenShift 4 中检查 etcd 证书的到期情况

Solution In Progress - Updated -

Issue

  • 在 OpenShift 4.9 之前,etcd 证书不会自动轮转/刷新,从而出现因为证书过期导致集群范围的中断情况。
  • 如何在证书过期前,检查 etcd 证书的过期情况以及如果更新它们?
  • 在关闭 OpenShift 集群前,如何检查 etcd 证书的过期情况。

Environment

  • Red Hat OpenShift Container Platform (RHOCP)
    • 4
  • etcd 证书

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