Dell-Omnia-Clusters-HPC-AI/roles/k8s_start_workers/tasks/main.yml

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---

- name: Disable swap (if not already disabled)
  command: /usr/sbin/swapoff -a
  changed_when: true
  tags: init

- name: Get hostname
  command: hostname
  changed_when: true
  register: node_hostname
  tags: init

- name: Reset kubeadm
  command: kubeadm reset -f
  changed_when: true
  failed_when: false
  when:
    - groups['manager'][0] != groups['compute'][0]
    - groups['compute']|length >= 1
    - node_hostname.stdout in hostvars['K8S_TOKEN_HOLDER']['k8s_nodes_not_ready']
  tags: init

- block:
    - name: Execute kubeadm join command
      shell: >
        kubeadm join --token={{ hostvars['K8S_TOKEN_HOLDER']['token'] }}
        --discovery-token-ca-cert-hash sha256:{{ hostvars['K8S_TOKEN_HOLDER']['hash'] }}
        {{ hostvars['K8S_TOKEN_HOLDER']['ip'] }}:{{ apiserver_bind_port }}
      when:
        - groups['manager'][0] != groups['compute'][0]
        - groups['compute']|length >= 1
        - node_hostname.stdout not in hostvars['K8S_TOKEN_HOLDER']['k8s_nodes_ready']
      tags: init
  rescue:
    - name: Execute kubeadm join command failed
      fail:
        msg: "{{ kubeadm_join_fail_msg }}"