删除 NameSpace 时长时间无法删除

删除 NameSpace 时长时间无法删除

最主要的原因是 finalizers 列表中还有资源未被删除

apiVersion: v1
kind: Namespace
metadata:
  annotations:
    cattle.io/status: '{"Conditions":[{"Type":"InitialRolesPopulated","Status":"True","Message":"","LastUpdateTime":"2022-02-25T03:01:32Z"},{"Type":"ResourceQuotaValidated","Status":"Unknown","Message":"Validating
      resource quota","LastUpdateTime":""},{"Type":"ResourceQuotaInit","Status":"True","Message":"","LastUpdateTime":"2022-02-25T03:01:27Z"}]}'
    field.cattle.io/creatorId: user-vwgkp
    field.cattle.io/projectId: c-z5hbl:p-n5clr
    lifecycle.cattle.io/create.namespace-auth: "true"
  creationTimestamp: "2022-02-25T10:57:38Z"
  deletionTimestamp: "2022-02-25T11:18:40Z"
  labels:
    cattle.io/creator: norman
    field.cattle.io/projectId: p-n5clr
  managedFields:
   manager: kube-controller-manager
    operation: Update
    time: "2022-03-14T10:46:37Z"
  name: my-test
  resourceVersion: "188871796"
  selfLink: /api/v1/namespaces/mss-test
  uid: e3df5ad1-f4b0-435b-98fb-108d45e6b783
spec:
  finalizers: # 这里的值必须为空才可以删除
  - kubernetes
status:
  conditions:
  - lastTransitionTime: "2022-02-25T03:23:02Z"
    message: 'Discovery failed for some groups, 1 failing: unable to retrieve the
      complete list of server APIs: subresources.kubevirt.io/v1alpha3: the server
      is currently unable to handle the request'
    reason: DiscoveryFailed
    status: "True"
    type: NamespaceDeletionDiscoveryFailure

解决办法

#!/bin/bash
# auther: sober

echo "start a kube proxy port 8001"
kubectl proxy --port=8001 &
jobs

sleep 10

NAME_SPACES="$1"
echo "You will delete k8s namespaces $NAME_SPACES"
cat <<EOF | curl -X PUT \
127.0.0.1:8001/api/v1/namespaces/$NAME_SPACES/finalize \
  -H "Content-Type: application/json" \
  --data-binary @-
{
  "kind": "Namespace",
  "apiVersion": "v1",
  "metadata": {
    "name": "$NAME_SPACES"
  },
  "spec": {
    "finalizers": null
  }
}
EOF

for i in {1..5}
do
  echo ""
done

echo "show the kubectl cluster namespaces ,now!"
kubectl get ns