Merge pull request #561 from kubespray/rsync_certs

Use tar+register instead of copy/slurp for distributing tokens and certs

roles/kubernetes/secrets/tasks/gen_certs.yml

@@ -27,31 +27,30 @@
     master_certs: ['ca-key.pem', 'admin.pem', 'admin-key.pem', 'apiserver-key.pem', 'apiserver.pem']
     node_certs: ['ca.pem', 'node.pem', 'node-key.pem']
 
-- name: Gen_certs | Get the certs from first master
-  slurp:
-    src: "{{ kube_cert_dir }}/{{ item }}"
+- name: Gen_certs | Gather master certs
+  shell: "tar cfz - -C {{ kube_cert_dir }} {{ master_certs|join(' ') }} {{ node_certs|join(' ') }} | base64 --wrap=0"
+  register: master_cert_data
   delegate_to: "{{groups['kube-master'][0]}}"
-  register: slurp_certs
-  with_items: '{{ master_certs + node_certs }}'
-  when: sync_certs|default(false)
   run_once: true
-  notify: set secret_changed
+  when: sync_certs|default(false)
+
+- name: Gen_certs | Gather node certs
+  shell: "tar cfz - -C {{ kube_cert_dir }} {{ node_certs|join(' ') }} | base64 --wrap=0"
+  register: node_cert_data
+  delegate_to: "{{groups['kube-master'][0]}}"
+  run_once: true
+  when: sync_certs|default(false)
 
 - name: Gen_certs | Copy certs on masters
-  copy:
-    content: "{{ item.content|b64decode }}"
-    dest: "{{ item.source }}"
-  with_items: '{{slurp_certs.results}}'
+  shell: "echo '{{master_cert_data.stdout|quote}}' | base64 -d | tar xz -C {{ kube_cert_dir }}"
+  changed_when: false
   when: inventory_hostname in groups['kube-master'] and sync_certs|default(false) and
         inventory_hostname != groups['kube-master'][0]
 
 - name: Gen_certs | Copy certs on nodes
-  copy:
-    content: "{{ item.content|b64decode }}"
-    dest: "{{ item.source }}"
-  with_items: '{{slurp_certs.results}}'
-  when: item.item in node_certs and
-        inventory_hostname in groups['kube-node'] and sync_certs|default(false) and
+  shell: "echo '{{node_cert_data.stdout|quote}}' | base64 -d | tar xz -C {{ kube_cert_dir }}"
+  changed_when: false
+  when: inventory_hostname in groups['kube-node'] and  sync_certs|default(false) and
         inventory_hostname != groups['kube-master'][0]
 
 - name: Gen_certs | check certificate permissions

roles/kubernetes/secrets/tasks/gen_tokens.yml

@@ -43,20 +43,15 @@
   delegate_to: "{{groups['kube-master'][0]}}"
   when: sync_tokens|default(false)
 
-- name: Gen_tokens | Get the tokens from first master
-  slurp:
-    src: "{{ item }}"
-  register: slurp_tokens
-  with_items: '{{tokens_list.stdout_lines}}'
-  run_once: true
+- name: Gen_tokens | Gather tokens
+  shell: "tar cfz - {{ tokens_list.stdout_lines | join(' ') }} | base64 --wrap=0"
+  register: tokens_data
   delegate_to: "{{groups['kube-master'][0]}}"
+  run_once: true
   when: sync_tokens|default(false)
-  notify: set secret_changed
 
 - name: Gen_tokens | Copy tokens on masters
-  copy:
-    content: "{{ item.content|b64decode }}"
-    dest: "{{ item.source }}"
-  with_items: '{{slurp_tokens.results}}'
+  shell: "echo '{{ tokens_data.stdout|quote }}' | base64 -d | tar xz -C /"
+  changed_when: false
   when: inventory_hostname in groups['kube-master'] and sync_tokens|default(false) and
         inventory_hostname != groups['kube-master'][0]