vm-boostrap playbook: skip some tasks when playbook is well configured

playbook/imt-vm-bootstrap.yml

@@ -2,7 +2,16 @@
   hosts: 127.0.0.1
   connection: local
 
+  pre_tasks:
+    - name: Get mounted disk list
+      script: roles/vm-bootstrap/files/mounted_disk
+      register: vd_list
+    - name: resgister completed variable
+      stat: path=/etc/opt/vm-bootstrap-completed
+      register: ansible_completed
+
   vars:
+    is_playbook_ok: "{{ ansible_completed.stat.exists }}"
     logrotate_args:
       - name: vm-bootstrap
         path: /var/log/vm-bootstrap.log
@@ -14,11 +23,6 @@
           - create
           - dateext
 
-  pre_tasks:
-    - name: Get mounted disk list
-      script: roles/vm-bootstrap/files/mounted_disk
-      register: vd_list
-
   roles:
     - { role: vm-bootstrap, startup_playbook_id: imt-vm-bootstrap.yml }
     - ntp
@@ -44,4 +48,9 @@
     - { role: vm-disks, vd_disk: u, data_n: 12, when: vd_list.stdout.find("vdu") != -1 }
     - role: logrotate
       logrotate_scripts: "{{logrotate_args}}"
+      when: ansible_completed.stat.exists == False
 
+  tasks:
+    - name: Set tasks complete
+      file: path=/etc/opt/vm-bootstrap-completed state=touch
+      changed_when: false

playbook/roles/vm-bootstrap/tasks/hostname.yml

@@ -59,6 +59,7 @@
 
   - name: Delete nameserver 8.8.8.8
     lineinfile: dest=/etc/resolv.conf line="nameserver 8.8.8.8" state=absent
+    when: is_playbook_ok == "False"
 
   - name: Turn off dhclient if it's running
     shell: pkill dhclient

playbook/roles/vm-bootstrap/tasks/main.yml

 
   - include: uploadlog.yml
+    when: is_playbook_ok == "False"
 
   - include: rerun.yml
+    when: is_playbook_ok == "False"
 
   - name: Create /etc/opt dir
     file: dest=/etc/opt mode=775 state=directory
@@ -49,6 +51,7 @@
   - include: hostname.yml
   - include: user.yml
   - include: sudo.yml
+    when: is_playbook_ok == "False"
   - include: ssh.yml
 
   - file: path=/opt/upgrader state=directory 

playbook/roles/vm-bootstrap/tasks/ssh.yml

@@ -51,11 +51,12 @@
     always_run: True
     ignore_errors: True
     changed_when: False
+    when: is_playbook_ok == "False"
 
   - name: update /etc/ssh/sshd_config
     lineinfile: dest=/etc/ssh/sshd_config regexp="^PermitRootLogin (.*)" line="PermitRootLogin no" state=present
     notify:
       - restart ssh
       - restart sshd
-    when: permitrootlogin.rc != 0
+    when: is_playbook_ok == "False" and permitrootlogin.rc != 0
 

playbook/roles/vm-bootstrap/tasks/upgrader.yml

 ---
+  - name: Remove playbook completed file
+    file: path=/etc/opt/vm-bootstrap-completed state=absent
+
   - file: path=/opt/upgrader state=directory mode=0755
 
   - stat: path=/opt/upgrader/current-upgrade-signature

playbook/roles/vm-bootstrap/tasks/user.yml

@@ -8,3 +8,4 @@
     with_items:
       - slapos
       - nexedi
+    when: is_playbook_ok == "False"