fix add nodes to the cluster

roles/kubernetes/secrets/tasks/main.yml

@@ -1,4 +1,6 @@
 ---
+- include: check-certs.yml
+
 - name: Make sure the certificate directory exits
   file:
     path={{ kube_cert_dir }}
@@ -30,12 +32,6 @@
   when: inventory_hostname in "{{ groups['kube-master'] }}"
   notify: set secret_changed
 
-- name: Check if a certificate already exists
-  stat:
-    path: "{{ kube_cert_dir }}/ca.pem"
-  register: kubecert
-
 - include: gen_certs.yml
-  when: not kubecert.stat.exists
 
 - include: gen_tokens.yml