okd/playbooks/openshift-node/private/clean_image.yml

---
- name: Reboot instance
  hosts: localhost
  connection: local
  gather_facts: no
  tasks:
  # After installing certain packages rebooting the instance is a must before all
  # changes (e.g. new Selinux rules) get properly applied and propagated.
  # Must be done before the cloud-init is cleaned.
  # Otherwise, the cloud-init will be run again.
  - name: Reboot instance
    import_role:
      name: openshift_aws
      tasks_from: reboot_instance.yml
    when: openshift_node_reboot_instance_before_cleanup | default(false)

- name: Configure nodes
  hosts: oo_nodes_to_config
  tasks:
  - name: Remove any ansible facts created during AMI creation
    file:
      path: "/etc/ansible/facts.d/{{ item }}"
      state: absent
    with_items:
    - openshift.fact
  - name: Clean cloud-init path
    file:
      state: absent
      path: "/var/lib/cloud/"
  - when: openshift_aws_ami_set_gquota_on_slash | default(false)
    block:
    - name: fetch uuid of root vol
      command: blkid /dev/xvda2 -s UUID -o value
      register: rootvoluuid
    - name: ensure gquota option for root vol in /etc/fstab
      lineinfile:
        line: "UUID={{ rootvoluuid.stdout }} /                       xfs     defaults,gquota 0 0"
        path: /etc/fstab
        regexp: "^UUID={{ rootvoluuid.stdout }}"
        state: present
    - name: set rootvol flags in grub conf
      lineinfile:
        line: 'GRUB_CMDLINE_LINUX="console=ttyS0,115200n8 console=tty0 net.ifnames=0 crashkernel=auto rootflags=gquota"'
        path: /etc/default/grub
        regexp: 'GRUB_CMDLINE_LINUX="console=ttyS0,115200n8 console=tty0 net.ifnames=0 crashkernel=auto"'
        state: present
      register: etcdefaultgrub
    - name: recreate grub2 config
      command: grub2-mkconfig -o /boot/grub2/grub.cfg
      when: etcdefaultgrub.changed