- name: Set up Agents
  hosts: k3s_nodes
  gather_facts: yes
  vars_files:
    - secrets.yml
  pre_tasks:
    - name: Get K3s token from the first server
      when: host.ip == k3s.server.ips[0] and inventory_hostname in groups["k3s_server"]
      slurp:
        src: /var/lib/rancher/k3s/server/node-token
      register: k3s_token
      become: true

    - name: Set fact on k3s.server.ips[0]
      when: host.ip == k3s.server.ips[0] and inventory_hostname in groups["k3s_server"]
      set_fact: k3s_token="{{ k3s_token['content'] | b64decode | trim }}"

  roles:
    - role: common
      when: inventory_hostname in groups["k3s_agent"]
      tags:
        - common
    - role: k3s_agent
      when: inventory_hostname in groups["k3s_agent"]
      k3s_token: "{{ hostvars[(hostvars | dict2items | map(attribute='value') | map('dict2items') | map('selectattr', 'key', 'match', 'host') | map('selectattr', 'value.ip', 'match', k3s.server.ips[0] ) | select() | first | items2dict).host.hostname].k3s_token }}"
      tags:
        - k3s_agent
    - role: node_exporter
      when: inventory_hostname in groups["k3s_agent"]
      tags:
        - node_exporter