generate secrets on first master

roles/kubernetes/secrets/tasks/gen_tokens.yml

@@ -1,30 +1,58 @@
 ---
+- name: tokens | copy tokens generation script
+  copy:
+    src: "kube-gen-token.sh"
+    dest: "{{ kube_script_dir }}/kube-gen-token.sh"
+    mode: 0700
+  run_once: yes
+  when: inventory_hostname == groups['kube-master'][0] and gen_tokens|default(false)
+
 - name: tokens | generate tokens for master components
-  become: False
-  local_action: command "{{ role_path }}/scripts/kube-gen-token.sh" "{{ item[0] }}-{{ item[1] }}"
+  command: "{{ kube_script_dir }}/kube-gen-token.sh {{ item[0] }}-{{ item[1] }}"
   environment:
-    TOKEN_DIR: "{{ role_path }}/files/tokens"
+    TOKEN_DIR: "{{ kube_token_dir }}"
   with_nested:
     - [ "system:kubectl" ]
     - "{{ groups['kube-master'] }}"
   register: gentoken_master
   changed_when: "'Added' in gentoken_master.stdout"
   notify: set secret_changed
+  run_once: yes
+  when: inventory_hostname == groups['kube-master'][0] and gen_tokens|default(false)
 
 - name: tokens | generate tokens for node components
-  become: False
-  local_action: command "{{ role_path }}/scripts/kube-gen-token.sh" "{{ item[0] }}-{{ item[1] }}"
+  command: "{{ kube_script_dir }}/kube-gen-token.sh {{ item[0] }}-{{ item[1] }}"
   environment:
-    TOKEN_DIR: "{{ role_path }}/files/tokens"
+    TOKEN_DIR: "{{ kube_token_dir }}"
   with_nested:
     - [ 'system:kubelet' ]
     - "{{ groups['kube-node'] }}"
   register: gentoken_node
   changed_when: "'Added' in gentoken_node.stdout"
   notify: set secret_changed
+  run_once: yes
+  when: inventory_hostname == groups['kube-master'][0] and gen_tokens|default(false)
 
-- name: tokens | Copy tokens on master
+- name: tokens | Get list of tokens from first master
+  shell: "(find {{ kube_token_dir }} -maxdepth 1 -type f)"
+  register: tokens_list
+  changed_when: false
+  when: inventory_hostname == groups['kube-master'][0] and sync_tokens|default(false)
+
+- name: tokens | Get the tokens from first master
+  slurp:
+    src: "{{ item }}"
+  delegate_to: "{{groups['kube-master'][0]}}"
+  register: slurp_tokens
+  with_items: '{{tokens_list.stdout_lines}}'
+  when: sync_tokens|default(false)
+  run_once: true
+  notify: set secret_changed
+
+- name: tokens | Copy tokens on masters
   copy:
-    src: "tokens"
-    dest: "/etc/kubernetes"
-  when: inventory_hostname in "{{ groups['kube-master'] }}"
+    content: "{{ item.content|b64decode }}"
+    dest: "{{ item.source }}"
+  with_items: '{{slurp_tokens.results}}'
+  when: inventory_hostname in groups['kube-master'] and sync_certs|default(false) and
+        inventory_hostname != groups['kube-master'][0]