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Kubernetes Pod Security Admission

upgrade my k8s production cluster from v1.24.4 t v1.25.0

2-Minute Read

Today I upgraded my production kubernetes cluster from v1.24.4 to v1.25.0 and encountered a problem during the upgrade. Because the PodSecurityPolicy api was removed from kube apiserver, and by instead of Pod Security Admission (PSA), so I needed to merge PodSecurityPolicy into PSA. At this time I did some research on PSA.

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