The easiest solution seems to be following script by Stackoverflow user, Timothy Perez
:
<pre style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4"><code class="language-bash" data-lang="bash">#!/bin/bash
# NAMESPACED EXPORTS
for ns in $( kubectl get ns --no-headers | cut -d " " -f1 ) ; do
kubectl --namespace = " ${ ns} " get -o = json bindings,cm,ep,ev,limits,pvc,po,podtemplates,rc,quota,secrets,sa,svc,controllerrevisions,ds,deploy,rs,sts,localsubjectaccessreviews,hpa,cj,jobs,leases,ev,ds,deploy,ing,netpol,rs,pods,netpol,pdb,roles,rolebindings | \
jq '.items[] |
select(.type!="kubernetes.io/service-account-token") |
del(
.spec.clusterIP,
.metadata.uid,
.metadata.selfLink,
.metadata.resourceVersion,
.metadata.creationTimestamp,
.metadata.generation,
.status,
.spec.template.spec.securityContext,
.spec.template.spec.dnsPolicy,
.spec.template.spec.terminationGracePeriodSeconds,
.spec.template.spec.restartPolicy
)' >> "./ ${ ns} .json"
done
# NON-NAMESPACED EXPORTS
kubectl get -o = json cs,ns,no,pv,mutatingwebhookconfigurations,validatingwebhookconfigurations,crds,apiservices,tokenreviews,selfsubjectaccessreviews,selfsubjectrulesreviews,subjectaccessreviews,csr,psp,nodes,psp,clusterrolebindings,clusterroles,pc,sc,volumeattachments | \
jq '.items[] |
select(.type!="kubernetes.io/service-account-token") |
del(
.spec.clusterIP,
.metadata.uid,
.metadata.selfLink,
.metadata.resourceVersion,
.metadata.creationTimestamp,
.metadata.generation,
.status,
.spec.template.spec.securityContext,
.spec.template.spec.dnsPolicy,
.spec.template.spec.terminationGracePeriodSeconds,
.spec.template.spec.restartPolicy
)' >> "./cluster_non-namespaced_export.json"
Script copied here under CC BY-SA 4.0 license
.