export k8s cluster

export-k8s.sh

#!/usr/bin/env bash

EXCLUDE_RESOURCES="pods|endpoints|controllerrevisions.apps|replicasets|events"

for ns in  $(kubectl get ns -o json | jq -r '.items[].metadata.name'); do
  for obj in $(kubectl api-resources --namespaced -o name | grep -vE "${EXCLUDE_RESOURCES}"); do
    for name in $(kubectl -n $ns get $obj -o json | jq -r '.items[].metadata.name'); do
    echo ${ns}/${obj}/${name}
      mkdir -p ${ns}/${obj};
      kubectl -n $ns get $obj $name -o yaml \
        | yq d - 'metadata.resourceVersion' \
        | yq d - 'metadata.uid' \
        | yq d - 'metadata.annotations."kubectl.kubernetes.io/last-applied-configuration"' \
        | yq d - 'metadata.annotations."deprecated.daemonset.template.generation"' \
        | yq d - 'metadata.annotations."kubernetes.digitalocean.com/load-balancer-id"' \
        | yq d - 'metadata.annotations."deployment.kubernetes.io/revision"' \
        | yq d - 'metadata.generation' \
        | yq d - 'metadata.finalizers' \
        | yq d - 'metadata.creationTimestamp' \
        | yq d - 'status' \
        | yq d - 'metadata.selfLink' > ${ns}/${obj}/${name}.yaml
    done
  done
done