Uninstall KubeVirt the hard way

clean-kubevirt.sh

#!/bin/bash
  
# Try to clean everything created by kubevirt
KC=kubectl

# Take out anything added by KubeVirt that lives in a namespace
NSRES=$($KC api-resources --namespaced=true | awk '/kubevirt.io/ {print $1}'| tr -s ' ' ',')
$KC delete $res --all-namespaces --all --now=true --wait=false

# Take out any cluster-wide KubeVirt resources
UNNSRES=$($KC api-resources --namespaced=false | awk '/kubevirt.io/ {print $1}'| tr -s ' ' ',')

LIST=$($KC get $UNNSRES -o name)
if [ -n "${LIST}" ]
then
  ${KC} delete $LIST
fi

# Now go through by label for all resources

UNNSRES=$($KC api-resources --namespaced=false | awk '{print $1}')
for res in $UNNSRES
do
  LIST=$(${KC} get $res -l app.kubernetes.io/managed-by=virt-operator -o name)
  if [ -n "${LIST}" ]
  then
    ${KC} delete $LIST --now=true --wait=false
  fi
done

NSRES=$($KC api-resources --namespaced=true | awk '{print $1}')
NAMESPACES=$($KC get ns -o name | awk -F/ '{print $2}')

for ns in $NAMESPACES
do
  for res in $NSRES
  do
    LIST=$($KC -n $ns get $res -l app.kubernetes.io/managed-by=virt-operator -o name)
    if [ -n "${LIST}" ]
    then
      ${KC} -n $res delete $LIST --now=true --wait=false
    fi
  done
done

# Say I told you so!
$KC -n kubevirt patch kubevirt kubevirt -p '{"metadata":{"finalizers":null}}' --type=merge
$KC delete ns kubevirt