---
- name: generate bootstrap token
  command: kubeadm token generate
  changed_when: False
  check_mode: no
  register: kubeadm_token_generate

- name: extract token id and secret
  set_fact:
    kube_bootstrap_token: "{{ kubeadm_token_generate.stdout }}"

- name: set up kubernetes master
  command: "kubeadm init --pod-network-cidr {{ kubernetes.pod_ip_range }}  --service-cidr {{ kubernetes.service_ip_range }} {% if kubernetes.api_extra_sans | length > 0 %}--apiserver-cert-extra-sans {{ kubernetes.api_extra_sans | join(',') }}{% endif %} --token '{{ kube_bootstrap_token }}' --token-ttl 42m"
  args:
    creates: /etc/kubernetes/pki/ca.crt
  register: kubeadm_init

- name: print result of kubeadm init
  when: kubeadm_init.changed
  debug:
    var: kubeadm_init.stdout

## TODO: check if the taint is set or not before taking any action

# - name: remove taint from master node
#   when: kubernetes.dedicated_master == False
#   command: kubectl --kubeconfig /etc/kubernetes/admin.conf taint nodes --all node-role.kubernetes.io/master-

# - name: add taint for master node
#   when: kubernetes.dedicated_master == True
#   command: "kubectl --kubeconfig /etc/kubernetes/admin.conf taint nodes {{ ansible_nodename }} node-role.kubernetes.io/master='':NoSchedule"

- name: install openssl
  apt:
    name: openssl
    state: present

- name: get ca certificate digest
  shell: "openssl x509 -pubkey -in /etc/kubernetes/pki/ca.crt | openssl rsa -pubin -outform der 2>/dev/null | openssl dgst -sha256 -hex | sed 's/^.* //'"
  register: kube_ca_openssl

- name: set ca digest fact
  set_fact:
    kube_bootstrap_ca_cert_hash: "sha256:{{ kube_ca_openssl.stdout }}"