middleware_automation.keycloak/roles/keycloak_quarkus/tasks/restart/serial_then_parallel.yml

---
- name: Verify first restarted service with health URL, then rest restart in parallel
  block:
    - name: "Restart and enable {{ keycloak.service_name }} service on first host"
      ansible.builtin.systemd:
        name: "{{ keycloak.service_name }}"
        enabled: true
        state: restarted
        daemon_reload: true
      become: true
      delegate_to: "{{ ansible_play_hosts | first }}"
      run_once: true

    - name: "Wait until {{ keycloak.service_name }} service becomes active {{ keycloak.health_url }}"
      ansible.builtin.uri:
        url: "{{ keycloak.health_url }}"
      register: keycloak_status
      until: keycloak_status.status == 200
      retries: 25
      delay: 10
      delegate_to: "{{ ansible_play_hosts | first }}"
      run_once: true

    - name: Pause to give distributed ispn caches time to (re-)replicate back onto first host
      ansible.builtin.pause:
        seconds: "{{ keycloak_quarkus_restart_pause }}"
      when:
        - keycloak_quarkus_ha_enabled

    - name: "Restart and enable {{ keycloak.service_name }} service on other hosts"
      ansible.builtin.systemd:
        name: "{{ keycloak.service_name }}"
        enabled: true
        state: restarted
        daemon_reload: true
      become: true
      when: inventory_hostname != ansible_play_hosts | first