---
#
# Node Upgrade Playbook
#
# Upgrades nodes only, but requires the control plane to have already been upgraded.
#
- include: ../init.yml
  tags:
  - pre_upgrade

- name: Configure the upgrade target for the common upgrade tasks
  hosts: oo_all_hosts
  tags:
  - pre_upgrade
  tasks:
  - set_fact:
      openshift_upgrade_target: "{{ '1.3' if deployment_type == 'origin' else '3.3' }}"
      openshift_upgrade_min: "{{ '1.2' if deployment_type == 'origin' else '3.2' }}"

# Pre-upgrade
- include: ../initialize_nodes_to_upgrade.yml
  tags:
  - pre_upgrade

- name: Update repos on nodes
  hosts: oo_masters_to_config:oo_nodes_to_upgrade:oo_etcd_to_config:oo_lb_to_config
  roles:
  - openshift_repos
  tags:
  - pre_upgrade

- name: Set openshift_no_proxy_internal_hostnames
  hosts: oo_masters_to_config:oo_nodes_to_upgrade
  tags:
  - pre_upgrade
  tasks:
  - set_fact:
      openshift_no_proxy_internal_hostnames: "{{ hostvars | oo_select_keys(groups['oo_nodes_to_upgrade']
                                                    | union(groups['oo_masters_to_config'])
                                                    | union(groups['oo_etcd_to_config'] | default([])))
                                                | oo_collect('openshift.common.hostname') | default([]) | join (',')
                                                }}"
    when:
    - openshift_http_proxy is defined or openshift_https_proxy is defined
    - openshift_generate_no_proxy_hosts | default(True) | bool

- include: ../pre/verify_inventory_vars.yml
  tags:
  - pre_upgrade

- include: ../disable_node_excluders.yml
  tags:
  - pre_upgrade

- include: ../../initialize_openshift_version.yml
  tags:
  - pre_upgrade
  vars:
    # Request specific openshift_release and let the openshift_version role handle converting this
    # to a more specific version, respecting openshift_image_tag and openshift_pkg_version if
    # defined, and overriding the normal behavior of protecting the installed version
    openshift_release: "{{ openshift_upgrade_target }}"
    openshift_protect_installed_version: False

    # We skip the docker role at this point in upgrade to prevent
    # unintended package, container, or config upgrades which trigger
    # docker restarts. At this early stage of upgrade we can assume
    # docker is configured and running.
    skip_docker_role: True

- name: Verify masters are already upgraded
  hosts: oo_masters_to_config
  tags:
  - pre_upgrade
  tasks:
  - fail: msg="Master running {{ openshift.common.version }} must be upgraded to {{ openshift_version }} before node upgrade can be run."
    when: openshift.common.version != openshift_version

- include: ../pre/verify_control_plane_running.yml
  tags:
  - pre_upgrade

- name: Verify upgrade targets
  hosts: oo_nodes_to_upgrade
  tasks:
  - include: ../pre/verify_upgrade_targets.yml
  tags:
  - pre_upgrade

- name: Verify docker upgrade targets
  hosts: oo_nodes_to_upgrade
  tasks:
  - include: ../pre/verify_docker_upgrade_targets.yml
  tags:
  - pre_upgrade

- include: ../pre/gate_checks.yml
  tags:
  - pre_upgrade

# Pre-upgrade completed, nothing after this should be tagged pre_upgrade.

# Separate step so we can execute in parallel and clear out anything unused
# before we get into the serialized upgrade process which will then remove
# remaining images if possible.
- name: Cleanup unused Docker images
  hosts: oo_nodes_to_upgrade
  tasks:
  - include: ../cleanup_unused_images.yml

- include: ../upgrade_nodes.yml
  vars:
    node_config_hook: "v3_3/node_config_upgrade.yml"