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andromedarabbit/set-reclaimpolicy-to-retain.sh

Created July 29, 2018 14:16
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  1. andromedarabbit created this gist Jul 29, 2018.
    12 changes: 12 additions & 0 deletions set-reclaimpolicy-to-retain.sh
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    #!/bin/bash
    # See https://kubernetes.io/docs/tasks/administer-cluster/change-pv-reclaim-policy/

    set -eo pipefail

    echo ">>> BEFORE"
    kubectl get pv

    kubectl patch pv $(kubectl get pv -o json | jq -r '.items[] | select(.spec .persistentVolumeReclaimPolicy != "Retain") | .metadata .name') -p '{"spec":{"persistentVolumeReclaimPolicy":"Retain"}}'

    echo ">>> AFTER"
    kubectl get pv