okd/roles/openshift_logging/tasks/main.yaml

---
- fail:
    msg: Only one Fluentd nodeselector key pair should be provided
  when: openshift_logging_fluentd_nodeselector.keys() | count > 1

- name: Create temp directory for doing work in
  command: mktemp -d /tmp/openshift-logging-ansible-XXXXXX
  register: mktemp
  changed_when: False
  check_mode: no
  tags: logging_init

- debug: msg="Created temp dir {{mktemp.stdout}}"

- name: Create local temp directory for doing work in
  local_action: command mktemp -d /tmp/openshift-logging-ansible-XXXXXX
  register: local_tmp
  changed_when: False
  check_mode: no
  vars:
    ansible_become: false

- oc_obj:
    state: list
    kind: dc
    all_namespaces: true
    selector: "logging-infra,provider=openshift,component!=eventrouter"
  register: _logging_dcs

- set_fact:
    _current_logging_namespace: "{{ _logging_dcs.results.results[0]['items'] | map(attribute='metadata.namespace') | list | unique | join(' ') }}"
  when:
  - _logging_dcs is defined
  - _logging_dcs.results | count > 0
  - _logging_dcs.results.results | count > 0

- when:
  - logging_disable_namespace_check | default(false) | bool
  - _logging_namespace is defined
  - _current_logging_namespace.split(" ") | count > 0
  - _current_logging_namespace != ''
  - _logging_namespace != _current_logging_namespace
  block:
  - name: Set Logging message about installing in multiple namespaces
    run_once: true
    set_stats:
      data:
        installer_phase_logging:
          message: "Aggregated logging installed in multiple namespaces:   \
                      current namespace(s): {{ _current_logging_namespace }}   \
                      specified namespace: {{ _logging_namespace | default(_current_logging_namespace) }}"

  - debug:
      msg: "Aggregated logging installed in multiple namespaces:   \
              current namespace(s): {{ _current_logging_namespace }}   \
              specified namespace: {{ _logging_namespace | default(_current_logging_namespace) }}"

- when: not logging_disable_namespace_check | default(false) | bool
  block:
  - assert:
      that:
      - _current_logging_namespace.split(" ") | count <= 1
      - not _logging_namespace is defined or not _current_logging_namespace or _logging_namespace == _current_logging_namespace
      msg: "Configuring aggregated logging in multiple namespaces is not supported:   \
              current namespace(s): {{ _current_logging_namespace }}   \
              specified namespace: {{ _logging_namespace | default(_current_logging_namespace) }}"

  - debug:
      msg: "Using the namespace '{{ _current_logging_namespace }}' which has an existing deployment"
    when:
    - _current_logging_namespace is defined
    - _current_logging_namespace != ''

  - set_fact:
      _logging_namespace: "{{ _current_logging_namespace if _current_logging_namespace else _logging_namespace | default('openshift-logging') }}"

- when:
  - logging_disable_namespace_check | default(false) | bool
  - not _logging_namespace is defined
  block:
  - assert:
      that:
      - _current_logging_namespace.split(" ") | count == 1
      msg: "Multiple aggregated logging installations found in [{{ _current_logging_namespace }}], please specify which to use with _logging_namespace"

  - set_fact:
      _logging_namespace: "{{ _current_logging_namespace }}"

- set_fact:
    openshift_logging_namespace: "{{ _logging_namespace if _logging_namespace else 'openshift-logging' }}"

- include_tasks: install_logging.yaml
  when:
  - openshift_logging_install_logging | default(false) | bool

- include_tasks: delete_logging.yaml
  when:
  - not openshift_logging_install_logging | default(false) | bool

- name: Cleaning up local temp dir
  local_action: file path="{{ local_tmp.stdout }}" state=absent
  tags: logging_cleanup
  changed_when: False
  become: false

- name: Cleaning up temp dir
  file:
    path: "{{ mktemp.stdout }}"
    state: absent
  tags: logging_cleanup
  changed_when: False
  become: false