algo/roles/local/tasks/prompts.yml

---
- pause:
    prompt: |
      Enter the IP address of your server: (or use localhost for local installation):
      [localhost]      
  register: _algo_server
  when: server is undefined

- name: Set the facts
  set_fact:
    cloud_instance_ip:  >-
      {% if server is defined %}{{ server }}
      {%- elif _algo_server.user_input %}{{ _algo_server.user_input }}
      {%- else %}localhost{% endif %}      

- block:
  - pause:
      prompt: |
        What user should we use to login on the server? (note: passwordless login required, or ignore if you're deploying to localhost)
        [root]        
    register: _algo_ssh_user
    when: ssh_user is undefined

  - name: Set the facts
    set_fact:
      ansible_ssh_user: >-
        {% if ssh_user is defined %}{{ ssh_user }}
        {%- elif _algo_ssh_user.user_input %}{{ _algo_ssh_user.user_input }}
        {%- else %}root{% endif %}        
  when: cloud_instance_ip != "localhost"

- pause:
    prompt: |
      Enter the public IP address or domain name of your server: (IMPORTANT! This is used to verify the certificate)
      [{{ cloud_instance_ip }}]      
  register: _endpoint
  when: endpoint is undefined

- name: Set the facts
  set_fact:
    IP_subject_alt_name: >-
      {% if endpoint is defined %}{{ endpoint }}
      {%- elif _endpoint.user_input %}{{ _endpoint.user_input }}
      {%- else %}{{ cloud_instance_ip }}{% endif %}