okd/roles/openshift_control_plane/tasks/check_master_api_is_ready.yml

---
- name: Wait for API to become available
  # Using curl here since the uri module requires python-httplib2 and
  # wait_for port doesn't provide health information.
  command: >
    curl --silent --tlsv1.2
    --cacert {{ openshift.common.config_base }}/master/ca-bundle.crt
    {{ openshift.master.api_url }}/healthz/ready
  register: l_api_available_output
  until: l_api_available_output.stdout == 'ok'
  retries: 120
  delay: 1
  run_once: true
  changed_when: false
  failed_when: false

- name: "Collect verbose curl output when API didn't become available"
  command: >-
    curl --verbose --tlsv1.2
    --cacert {{ openshift.common.config_base }}/master/ca-bundle.crt
    {{ openshift.master.api_url }}/healthz/ready
  register: l_api_available_verbose_output
  failed_when: false

- name: "Collect API logs when API didn't become available"
  command: journalctl --no-pager -n 100 -u {{ openshift_service_type }}-master-api
  register: l_api_log_output
  when:
  - l_api_available_output.stdout != 'ok'

- name: "Dump verbose curl output when the API didn't become available"
  debug:
    msg: "{{ l_api_available_verbose_output.stderr_lines }}"
  when: l_api_available_output.stdout != 'ok'

- name: "Dump API logs when the API didn't become availabale"
  debug:
    msg: "{{ l_api_log_output.stdout_lines }}"
  when:
  - l_api_available_output.stdout != 'ok'

- fail:
    msg: >
      API did not become available. Verbose curl output and API logs
      have been collected above to assist with debugging.
  when:
  - l_api_available_output.stdout != 'ok'