update coredns 1.2.6

down/offline_images

@@ -1,6 +1,6 @@
 ###---[basic_images ]
 # dns-addon 
-coredns/coredns:1.2.2
+coredns/coredns:1.2.6
 mirrorgooglecontainers/k8s-dns-kube-dns-amd64:1.14.13
 mirrorgooglecontainers/k8s-dns-dnsmasq-nanny-amd64:1.14.13
 mirrorgooglecontainers/k8s-dns-sidecar-amd64:1.14.13

roles/cluster-addon/defaults/main.yml

@@ -2,7 +2,7 @@
 dns_install: "yes"
 dns_backend: "coredns"
 kubedns_offline: "kubedns_1.14.13.tar"
-coredns_offline: "coredns_1.2.2.tar"
+coredns_offline: "coredns_1.2.6.tar"
 dns_offline: "{%- if dns_backend == 'coredns' -%} \
                 {{ coredns_offline }} \
               {%- else -%} \

roles/cluster-addon/templates/coredns.yaml.j2

@@ -27,6 +27,12 @@ rules:
   verbs:
   - list
   - watch
+- apiGroups:
+  - ""
+  resources:
+  - nodes
+  verbs:
+  - get
 ---
 apiVersion: rbac.authorization.k8s.io/v1
 kind: ClusterRoleBinding
@@ -99,13 +105,11 @@ spec:
     spec:
       serviceAccountName: coredns
       tolerations:
-        - key: node-role.kubernetes.io/master
-          effect: NoSchedule
         - key: "CriticalAddonsOnly"
           operator: "Exists"
       containers:
       - name: coredns
-        image: coredns/coredns:1.2.2
+        image: coredns/coredns:1.2.6
         imagePullPolicy: IfNotPresent
         resources:
           limits: