revert changes to configmap resource permissions (#8959)

Signed-off-by: Jintao Zhang <zhangjintao9020@gmail.com>

Signed-off-by: Jintao Zhang <zhangjintao9020@gmail.com>

charts/ingress-nginx/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: ingress-nginx
 # When the version is modified, make sure the artifacthub.io/changes list is updated
 # Also update CHANGELOG.md
-version: 4.2.2
+version: 4.2.3
 appVersion: 1.3.0
 home: https://github.com/kubernetes/ingress-nginx
 description: Ingress controller for Kubernetes using NGINX as a reverse proxy and load balancer
@@ -27,3 +27,4 @@ annotations:
   # https://artifacthub.io/packages/helm/ingress-nginx/ingress-nginx?modal=changelog
   artifacthub.io/changes: |
     - "[8896](https://github.com/kubernetes/ingress-nginx/pull/8896) updated to new images built today"
+    - "fix permissions about configmap"

charts/ingress-nginx/README.md

@@ -2,7 +2,7 @@
 
 [ingress-nginx](https://github.com/kubernetes/ingress-nginx) Ingress controller for Kubernetes using NGINX as a reverse proxy and load balancer
 
-![Version: 4.2.2](https://img.shields.io/badge/Version-4.2.2-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 1.3.0](https://img.shields.io/badge/AppVersion-1.3.0-informational?style=flat-square)
+![Version: 4.2.3](https://img.shields.io/badge/Version-4.2.3-informational?style=flat-square) ![Type: application](https://img.shields.io/badge/Type-application-informational?style=flat-square) ![AppVersion: 1.3.0](https://img.shields.io/badge/AppVersion-1.3.0-informational?style=flat-square)
 
 To use, add `ingressClassName: nginx` spec field or the `kubernetes.io/ingress.class: nginx` annotation to your Ingress resources.
 

charts/ingress-nginx/templates/controller-role.yaml

@@ -58,6 +58,26 @@ rules:
       - get
       - list
       - watch
+  # TODO(Jintao Zhang)
+  # Once we release a new version of the controller,
+  # we will be able to remove the configmap related permissions
+  # We have used the Lease API for selection
+  # ref: https://github.com/kubernetes/ingress-nginx/pull/8921
+  - apiGroups:
+      - ""
+    resources:
+      - configmaps
+    resourceNames:
+      - {{ .Values.controller.electionID }}
+    verbs:
+      - get
+      - update
+  - apiGroups:
+      - ""
+    resources:
+      - configmaps
+    verbs:
+      - create
   - apiGroups:
       - coordination.k8s.io
     resources: