feat: migrate leaderelection lock to leases (#8733)

* feat: migrate leaderelection lock to leases

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

* Update RBAC

Co-authored-by: Shafeeque E S <shafeeque.e.s@sap.com>

charts/ingress-nginx/templates/clusterrole.yaml

@@ -29,6 +29,13 @@ rules:
     verbs:
       - list
       - watch
+  - apiGroups:
+      - coordination.k8s.io
+    resources:
+      - leases
+    verbs:
+      - list
+      - watch
 {{- if and .Values.controller.scope.enabled .Values.controller.scope.namespace }}
   - apiGroups:
       - ""

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

@@ -73,6 +73,21 @@ rules:
       - configmaps
     verbs:
       - create
+  - apiGroups:
+      - coordination.k8s.io
+    resources:
+      - leases
+    resourceNames:
+      - {{ .Values.controller.electionID }}
+    verbs:
+      - get
+      - update
+  - apiGroups:
+      - coordination.k8s.io
+    resources:
+      - leases
+    verbs:
+      - create
   - apiGroups:
       - ""
     resources: