consul/tasks/pre_check.yaml

- block:
  - name: Set var for cluster nodes list
    set_fact:
      cluster_node_list: []

  - name: Get cluster nodes
    ansible.builtin.uri:
      url: http://127.0.0.1:8500/v1/status/peers
      method: GET
      status_code: 200
      body_format: json
      return_content: true
    register: cluster_nodes
    failed_when: false

  - name: Print cluster nodes
    debug:
      msg: "{{ cluster_nodes.json }}"
      verbosity: 2
    when: cluster_nodes.json is defined

  - name: Print cluster nodes
    debug:
      msg: "{{ item }}"
      verbosity: 2
    loop: "{{ cluster_nodes.json }}"
    when: cluster_nodes.json is defined

  - name: Merge cluster nodes list
    set_fact:
      cluster_node_list: "{{ cluster_node_list + [item|split(':')|first] }}"
    loop: "{{ cluster_nodes.json }}"
    when: cluster_nodes.json is defined

  - name: Print cluster nodes list
    debug:
      msg: "{{ cluster_node_list }}"
      verbosity: 2
    when: cluster_nodes.json is defined

  run_once: true
  ignore_errors: true