okd/roles/openshift_node/tasks/upgrade/config_changes.yml

---
- name: Update systemd units
  include_tasks: ../systemd_units.yml
  when: openshift.common.is_containerized

- name: Update oreg value
  yedit:
    src: "{{ openshift.common.config_base }}/node/node-config.yaml"
    key: 'imageConfig.format'
    value: "{{ oreg_url | default(oreg_url_node) }}"
  when: oreg_url is defined or oreg_url_node is defined

- name: Remove obsolete docker-sdn-ovs.conf
  file:
    path: "/etc/systemd/system/docker.service.d/docker-sdn-ovs.conf"
    state: absent

# https://bugzilla.redhat.com/show_bug.cgi?id=1513054
- name: Clean up dockershim data
  file:
    path: "/var/lib/dockershim/sandbox/"
    state: absent

# Disable Swap Block (pre)
- block:
  - name: Remove swap entries from /etc/fstab
    replace:
      dest: /etc/fstab
      regexp: '(^[^#].*swap.*)'
      replace: '# \1'
      backup: yes

  - name: Add notice about disabling swap
    lineinfile:
      dest: /etc/fstab
      line: '# OpenShift-Ansible Installer disabled swap per overcommit guidelines'
      state: present

  - name: Disable swap
    command: swapoff --all

  when:
  - openshift_node_upgrade_swap_result | default(False) | bool
  - openshift_disable_swap | default(true) | bool
# End Disable Swap Block

- name: Apply 3.6 dns config changes
  yedit:
    src: /etc/origin/node/node-config.yaml
    key: "{{ item.key }}"
    value: "{{ item.value }}"
  with_items:
  - key: "dnsBindAddress"
    value: "127.0.0.1:53"
  - key: "dnsRecursiveResolvConf"
    value: "/etc/origin/node/resolv.conf"

- name: Install Node service file
  template:
    dest: "/etc/systemd/system/{{ openshift_service_type }}-node.service"
    src: "node.service.j2"
  register: l_node_unit

- name: Reset selinux context
  command: restorecon -RF {{ openshift_node_data_dir }}/openshift.local.volumes
  when:
  - ansible_selinux is defined
  - ansible_selinux.status == 'enabled'

# NOTE: This is needed to make sure we are using the correct set
#       of systemd unit files. The RPMs lay down defaults but
#       the install/upgrade may override them in /etc/systemd/system/.
# NOTE: We don't use the systemd module as some versions of the module
#       require a service to be part of the call.
- name: Reload systemd units
  command: systemctl daemon-reload
  when: l_node_unit is changed