Check certificate expiry (cert-manager)

See cert-manager Certificate ready status and expiry dates

kubectl get certificate -A -o wide
tool
kubectl73 commands
tags
networkdebug

More kubectl commands

  • View pod topology spread
    kubectl get pod <pod> -n <ns> -o jsonpath='{.spec.topologySpreadConstraints}'

    Inspect topology spread constraints on a pod

  • Apply with prune
    kubectl apply -f ./dir/ --prune -l app=<label> -n <ns>

    Apply manifests and remove stale objects matching the label selector

  • Diff live vs local
    kubectl diff -f file.yaml

    Show what would change if you applied this manifest now

  • Exec command in all pods
    kubectl get pods -n <ns> -l app=<label> -o name | xargs -I{} kubectl exec {} -n <ns> -- <cmd>

    Run a command in every pod matching a label selector

  • Watch pod status changes
    kubectl get pods -n <ns> -w

    Live-refresh pod list as statuses change

all 73 kubectl commands